asgardius/virtualx-engine
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions
virtualx-engine/modules/text_server_adv/text_server_adv.cpp
bruvzg ecec415988
Use system fonts as fallback and improve system font handling. 
Add support for font weight and stretch selection when using system fonts.
Add function to get system fallback font from a font name, style, text, and language code.
Implement system font support for Android.
Use system fonts as a last resort fallback.
2022-12-04 18:44:20 +02:00

6496 lines
234 KiB
C++
Raw Blame History

/*************************************************************************/
/* text_server_adv.cpp */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2022 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2022 Godot Engine contributors (cf. AUTHORS.md). */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
/* "Software"), to deal in the Software without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of the Software, and to */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions: */
/* */
/* The above copyright notice and this permission notice shall be */
/* included in all copies or substantial portions of the Software. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/*************************************************************************/
#include "text_server_adv.h"
#ifdef GDEXTENSION
// Headers for building as GDExtension plug-in.
#include <godot_cpp/classes/file_access.hpp>
#include <godot_cpp/classes/os.hpp>
#include <godot_cpp/classes/project_settings.hpp>
#include <godot_cpp/classes/rendering_server.hpp>
#include <godot_cpp/classes/translation_server.hpp>
#include <godot_cpp/core/error_macros.hpp>
using namespace godot;
#define GLOBAL_GET(m_var) ProjectSettings::get_singleton()->get(m_var)
#else
// Headers for building as built-in module.
#include "core/config/project_settings.h"
#include "core/error/error_macros.h"
#include "core/object/worker_thread_pool.h"
#include "core/string/print_string.h"
#include "core/string/translation.h"
#include "modules/modules_enabled.gen.h" // For freetype, msdfgen, svg.
#endif
// Built-in ICU data.
#ifdef ICU_STATIC_DATA
#include "icudata.gen.h"
#endif
// Thirdparty headers.
#ifdef MODULE_MSDFGEN_ENABLED
#include "core/ShapeDistanceFinder.h"
#include "core/contour-combiners.h"
#include "core/edge-selectors.h"
#include "msdfgen.h"
#endif
#ifdef MODULE_SVG_ENABLED
#include "thorvg_svg_in_ot.h"
#endif
/*************************************************************************/
/* bmp_font_t HarfBuzz Bitmap font interface */
/*************************************************************************/
hb_font_funcs_t *TextServerAdvanced::funcs = nullptr;
TextServerAdvanced::bmp_font_t *TextServerAdvanced::_bmp_font_create(TextServerAdvanced::FontForSizeAdvanced *p_face, bool p_unref) {
bmp_font_t *bm_font = memnew(bmp_font_t);
if (!bm_font) {
return nullptr;
}
bm_font->face = p_face;
bm_font->unref = p_unref;
return bm_font;
}
void TextServerAdvanced::_bmp_font_destroy(void *p_data) {
bmp_font_t *bm_font = static_cast<bmp_font_t *>(p_data);
memdelete(bm_font);
}
hb_bool_t TextServerAdvanced::_bmp_get_nominal_glyph(hb_font_t *p_font, void *p_font_data, hb_codepoint_t p_unicode, hb_codepoint_t *r_glyph, void *p_user_data) {
const bmp_font_t *bm_font = static_cast<const bmp_font_t *>(p_font_data);
if (!bm_font->face) {
return false;
}
if (!bm_font->face->glyph_map.has(p_unicode)) {
if (bm_font->face->glyph_map.has(0xf000u + p_unicode)) {
*r_glyph = 0xf000u + p_unicode;
return true;
} else {
return false;
}
}
*r_glyph = p_unicode;
return true;
}
hb_position_t TextServerAdvanced::_bmp_get_glyph_h_advance(hb_font_t *p_font, void *p_font_data, hb_codepoint_t p_glyph, void *p_user_data) {
const bmp_font_t *bm_font = static_cast<const bmp_font_t *>(p_font_data);
if (!bm_font->face) {
return 0;
}
if (!bm_font->face->glyph_map.has(p_glyph)) {
return 0;
}
return bm_font->face->glyph_map[p_glyph].advance.x * 64;
}
hb_position_t TextServerAdvanced::_bmp_get_glyph_v_advance(hb_font_t *p_font, void *p_font_data, hb_codepoint_t p_glyph, void *p_user_data) {
const bmp_font_t *bm_font = static_cast<const bmp_font_t *>(p_font_data);
if (!bm_font->face) {
return 0;
}
if (!bm_font->face->glyph_map.has(p_glyph)) {
return 0;
}
return -bm_font->face->glyph_map[p_glyph].advance.y * 64;
}
hb_position_t TextServerAdvanced::_bmp_get_glyph_h_kerning(hb_font_t *p_font, void *p_font_data, hb_codepoint_t p_left_glyph, hb_codepoint_t p_right_glyph, void *p_user_data) {
const bmp_font_t *bm_font = static_cast<const bmp_font_t *>(p_font_data);
if (!bm_font->face) {
return 0;
}
if (!bm_font->face->kerning_map.has(Vector2i(p_left_glyph, p_right_glyph))) {
return 0;
}
return bm_font->face->kerning_map[Vector2i(p_left_glyph, p_right_glyph)].x * 64;
}
hb_bool_t TextServerAdvanced::_bmp_get_glyph_v_origin(hb_font_t *p_font, void *p_font_data, hb_codepoint_t p_glyph, hb_position_t *r_x, hb_position_t *r_y, void *p_user_data) {
const bmp_font_t *bm_font = static_cast<const bmp_font_t *>(p_font_data);
if (!bm_font->face) {
return false;
}
if (!bm_font->face->glyph_map.has(p_glyph)) {
return false;
}
*r_x = bm_font->face->glyph_map[p_glyph].advance.x * 32;
*r_y = -bm_font->face->ascent * 64;
return true;
}
hb_bool_t TextServerAdvanced::_bmp_get_glyph_extents(hb_font_t *p_font, void *p_font_data, hb_codepoint_t p_glyph, hb_glyph_extents_t *r_extents, void *p_user_data) {
const bmp_font_t *bm_font = static_cast<const bmp_font_t *>(p_font_data);
if (!bm_font->face) {
return false;
}
if (!bm_font->face->glyph_map.has(p_glyph)) {
return false;
}
r_extents->x_bearing = 0;
r_extents->y_bearing = 0;
r_extents->width = bm_font->face->glyph_map[p_glyph].rect.size.x * 64;
r_extents->height = bm_font->face->glyph_map[p_glyph].rect.size.y * 64;
return true;
}
hb_bool_t TextServerAdvanced::_bmp_get_font_h_extents(hb_font_t *p_font, void *p_font_data, hb_font_extents_t *r_metrics, void *p_user_data) {
const bmp_font_t *bm_font = static_cast<const bmp_font_t *>(p_font_data);
if (!bm_font->face) {
return false;
}
r_metrics->ascender = bm_font->face->ascent;
r_metrics->descender = bm_font->face->descent;
r_metrics->line_gap = 0;
return true;
}
void TextServerAdvanced::_bmp_create_font_funcs() {
if (funcs == nullptr) {
funcs = hb_font_funcs_create();
hb_font_funcs_set_font_h_extents_func(funcs, _bmp_get_font_h_extents, nullptr, nullptr);
hb_font_funcs_set_nominal_glyph_func(funcs, _bmp_get_nominal_glyph, nullptr, nullptr);
hb_font_funcs_set_glyph_h_advance_func(funcs, _bmp_get_glyph_h_advance, nullptr, nullptr);
hb_font_funcs_set_glyph_v_advance_func(funcs, _bmp_get_glyph_v_advance, nullptr, nullptr);
hb_font_funcs_set_glyph_v_origin_func(funcs, _bmp_get_glyph_v_origin, nullptr, nullptr);
hb_font_funcs_set_glyph_h_kerning_func(funcs, _bmp_get_glyph_h_kerning, nullptr, nullptr);
hb_font_funcs_set_glyph_extents_func(funcs, _bmp_get_glyph_extents, nullptr, nullptr);
hb_font_funcs_make_immutable(funcs);
}
}
void TextServerAdvanced::_bmp_free_font_funcs() {
if (funcs != nullptr) {
hb_font_funcs_destroy(funcs);
funcs = nullptr;
}
}
void TextServerAdvanced::_bmp_font_set_funcs(hb_font_t *p_font, TextServerAdvanced::FontForSizeAdvanced *p_face, bool p_unref) {
hb_font_set_funcs(p_font, funcs, _bmp_font_create(p_face, p_unref), _bmp_font_destroy);
}
hb_font_t *TextServerAdvanced::_bmp_font_create(TextServerAdvanced::FontForSizeAdvanced *p_face, hb_destroy_func_t p_destroy) {
hb_font_t *font;
hb_face_t *face = hb_face_create(nullptr, 0);
font = hb_font_create(face);
hb_face_destroy(face);
_bmp_font_set_funcs(font, p_face, false);
return font;
}
/*************************************************************************/
/* Character properties. */
/*************************************************************************/
_FORCE_INLINE_ bool is_ain(char32_t p_chr) {
return u_getIntPropertyValue(p_chr, UCHAR_JOINING_GROUP) == U_JG_AIN;
}
_FORCE_INLINE_ bool is_alef(char32_t p_chr) {
return u_getIntPropertyValue(p_chr, UCHAR_JOINING_GROUP) == U_JG_ALEF;
}
_FORCE_INLINE_ bool is_beh(char32_t p_chr) {
int32_t prop = u_getIntPropertyValue(p_chr, UCHAR_JOINING_GROUP);
return (prop == U_JG_BEH) || (prop == U_JG_NOON) || (prop == U_JG_AFRICAN_NOON) || (prop == U_JG_NYA) || (prop == U_JG_YEH) || (prop == U_JG_FARSI_YEH);
}
_FORCE_INLINE_ bool is_dal(char32_t p_chr) {
return u_getIntPropertyValue(p_chr, UCHAR_JOINING_GROUP) == U_JG_DAL;
}
_FORCE_INLINE_ bool is_feh(char32_t p_chr) {
return (u_getIntPropertyValue(p_chr, UCHAR_JOINING_GROUP) == U_JG_FEH) || (u_getIntPropertyValue(p_chr, UCHAR_JOINING_GROUP) == U_JG_AFRICAN_FEH);
}
_FORCE_INLINE_ bool is_gaf(char32_t p_chr) {
return u_getIntPropertyValue(p_chr, UCHAR_JOINING_GROUP) == U_JG_GAF;
}
_FORCE_INLINE_ bool is_heh(char32_t p_chr) {
return u_getIntPropertyValue(p_chr, UCHAR_JOINING_GROUP) == U_JG_HEH;
}
_FORCE_INLINE_ bool is_kaf(char32_t p_chr) {
return u_getIntPropertyValue(p_chr, UCHAR_JOINING_GROUP) == U_JG_KAF;
}
_FORCE_INLINE_ bool is_lam(char32_t p_chr) {
return u_getIntPropertyValue(p_chr, UCHAR_JOINING_GROUP) == U_JG_LAM;
}
_FORCE_INLINE_ bool is_qaf(char32_t p_chr) {
return (u_getIntPropertyValue(p_chr, UCHAR_JOINING_GROUP) == U_JG_QAF) || (u_getIntPropertyValue(p_chr, UCHAR_JOINING_GROUP) == U_JG_AFRICAN_QAF);
}
_FORCE_INLINE_ bool is_reh(char32_t p_chr) {
return u_getIntPropertyValue(p_chr, UCHAR_JOINING_GROUP) == U_JG_REH;
}
_FORCE_INLINE_ bool is_seen_sad(char32_t p_chr) {
return (u_getIntPropertyValue(p_chr, UCHAR_JOINING_GROUP) == U_JG_SAD) || (u_getIntPropertyValue(p_chr, UCHAR_JOINING_GROUP) == U_JG_SEEN);
}
_FORCE_INLINE_ bool is_tah(char32_t p_chr) {
return u_getIntPropertyValue(p_chr, UCHAR_JOINING_GROUP) == U_JG_TAH;
}
_FORCE_INLINE_ bool is_teh_marbuta(char32_t p_chr) {
return u_getIntPropertyValue(p_chr, UCHAR_JOINING_GROUP) == U_JG_TEH_MARBUTA;
}
_FORCE_INLINE_ bool is_yeh(char32_t p_chr) {
int32_t prop = u_getIntPropertyValue(p_chr, UCHAR_JOINING_GROUP);
return (prop == U_JG_YEH) || (prop == U_JG_FARSI_YEH) || (prop == U_JG_YEH_BARREE) || (prop == U_JG_BURUSHASKI_YEH_BARREE) || (prop == U_JG_YEH_WITH_TAIL);
}
_FORCE_INLINE_ bool is_waw(char32_t p_chr) {
return u_getIntPropertyValue(p_chr, UCHAR_JOINING_GROUP) == U_JG_WAW;
}
_FORCE_INLINE_ bool is_transparent(char32_t p_chr) {
return u_getIntPropertyValue(p_chr, UCHAR_JOINING_TYPE) == U_JT_TRANSPARENT;
}
_FORCE_INLINE_ bool is_ligature(char32_t p_chr, char32_t p_nchr) {
return (is_lam(p_chr) && is_alef(p_nchr));
}
_FORCE_INLINE_ bool is_connected_to_prev(char32_t p_chr, char32_t p_pchr) {
int32_t prop = u_getIntPropertyValue(p_pchr, UCHAR_JOINING_TYPE);
return (prop != U_JT_RIGHT_JOINING) && (prop != U_JT_NON_JOINING) ? !is_ligature(p_pchr, p_chr) : false;
}
/*************************************************************************/
bool TextServerAdvanced::_has_feature(Feature p_feature) const {
switch (p_feature) {
case FEATURE_SIMPLE_LAYOUT:
case FEATURE_BIDI_LAYOUT:
case FEATURE_VERTICAL_LAYOUT:
case FEATURE_SHAPING:
case FEATURE_KASHIDA_JUSTIFICATION:
case FEATURE_BREAK_ITERATORS:
case FEATURE_FONT_BITMAP:
#ifdef MODULE_FREETYPE_ENABLED
case FEATURE_FONT_DYNAMIC:
#endif
#ifdef MODULE_MSDFGEN_ENABLED
case FEATURE_FONT_MSDF:
#endif
case FEATURE_FONT_VARIABLE:
case FEATURE_CONTEXT_SENSITIVE_CASE_CONVERSION:
case FEATURE_USE_SUPPORT_DATA:
case FEATURE_UNICODE_IDENTIFIERS:
case FEATURE_UNICODE_SECURITY:
return true;
default: {
}
}
return false;
}
String TextServerAdvanced::_get_name() const {
#ifdef GDEXTENSION
return "ICU / HarfBuzz / Graphite (GDExtension)";
#else
return "ICU / HarfBuzz / Graphite (Built-in)";
#endif
}
int64_t TextServerAdvanced::_get_features() const {
int64_t interface_features = FEATURE_SIMPLE_LAYOUT | FEATURE_BIDI_LAYOUT | FEATURE_VERTICAL_LAYOUT | FEATURE_SHAPING | FEATURE_KASHIDA_JUSTIFICATION | FEATURE_BREAK_ITERATORS | FEATURE_FONT_BITMAP | FEATURE_FONT_VARIABLE | FEATURE_CONTEXT_SENSITIVE_CASE_CONVERSION | FEATURE_USE_SUPPORT_DATA;
#ifdef MODULE_FREETYPE_ENABLED
interface_features |= FEATURE_FONT_DYNAMIC;
#endif
#ifdef MODULE_MSDFGEN_ENABLED
interface_features |= FEATURE_FONT_MSDF;
#endif
return interface_features;
}
void TextServerAdvanced::_free_rid(const RID &p_rid) {
_THREAD_SAFE_METHOD_
if (font_owner.owns(p_rid)) {
FontAdvanced *fd = font_owner.get_or_null(p_rid);
font_owner.free(p_rid);
memdelete(fd);
} else if (shaped_owner.owns(p_rid)) {
ShapedTextDataAdvanced *sd = shaped_owner.get_or_null(p_rid);
shaped_owner.free(p_rid);
memdelete(sd);
}
}
bool TextServerAdvanced::_has(const RID &p_rid) {
_THREAD_SAFE_METHOD_
return font_owner.owns(p_rid) || shaped_owner.owns(p_rid);
}
bool TextServerAdvanced::_load_support_data(const String &p_filename) {
_THREAD_SAFE_METHOD_
#ifdef ICU_STATIC_DATA
if (!icu_data_loaded) {
UErrorCode err = U_ZERO_ERROR;
u_init(&err); // Do not check for errors, since we only load part of the data.
icu_data_loaded = true;
}
#else
if (!icu_data_loaded) {
String filename = (p_filename.is_empty()) ? String("res://") + _MKSTR(ICU_DATA_NAME) : p_filename;
Ref<FileAccess> f = FileAccess::open(filename, FileAccess::READ);
if (f.is_null()) {
return false;
}
uint64_t len = f->get_length();
#ifdef GDEXTENSION
PackedByteArray icu_data = f->get_buffer(len);
#else
PackedByteArray icu_data = f->_get_buffer(len);
#endif
UErrorCode err = U_ZERO_ERROR;
udata_setCommonData(icu_data.ptr(), &err);
if (U_FAILURE(err)) {
ERR_FAIL_V_MSG(false, u_errorName(err));
}
err = U_ZERO_ERROR;
u_init(&err);
if (U_FAILURE(err)) {
ERR_FAIL_V_MSG(false, u_errorName(err));
}
icu_data_loaded = true;
}
#endif
return true;
}
String TextServerAdvanced::_get_support_data_filename() const {
#ifdef ICU_STATIC_DATA
return _MKSTR(ICU_DATA_NAME);
#else
return String();
#endif
}
String TextServerAdvanced::_get_support_data_info() const {
#ifdef ICU_STATIC_DATA
return String("ICU break iteration data (") + _MKSTR(ICU_DATA_NAME) + String(").");
#else
return String();
#endif
}
bool TextServerAdvanced::_save_support_data(const String &p_filename) const {
_THREAD_SAFE_METHOD_
#ifdef ICU_STATIC_DATA
// Store data to the res file if it's available.
Ref<FileAccess> f = FileAccess::open(p_filename, FileAccess::WRITE);
if (f.is_null()) {
return false;
}
PackedByteArray icu_data;
icu_data.resize(U_ICUDATA_SIZE);
memcpy(icu_data.ptrw(), U_ICUDATA_ENTRY_POINT, U_ICUDATA_SIZE);
#ifdef GDEXTENSION
f->store_buffer(icu_data);
#else
f->_store_buffer(icu_data);
#endif
return true;
#else
return false;
#endif
}
bool TextServerAdvanced::_is_locale_right_to_left(const String &p_locale) const {
String l = p_locale.get_slicec('_', 0);
if ((l == "ar") || (l == "dv") || (l == "he") || (l == "fa") || (l == "ff") || (l == "ku") || (l == "ur")) {
return true;
} else {
return false;
}
}
_FORCE_INLINE_ void TextServerAdvanced::_insert_feature(const StringName &p_name, int32_t p_tag, Variant::Type p_vtype, bool p_hidden) {
FeatureInfo fi;
fi.name = p_name;
fi.vtype = p_vtype;
fi.hidden = p_hidden;
feature_sets.insert(p_name, p_tag);
feature_sets_inv.insert(p_tag, fi);
}
void TextServerAdvanced::_insert_feature_sets() {
// Registered OpenType feature tags.
// Name, Tag, Data Type, Hidden
_insert_feature("access_all_alternates", HB_TAG('a', 'a', 'l', 't'), Variant::Type::INT, false);
_insert_feature("above_base_forms", HB_TAG('a', 'b', 'v', 'f'), Variant::Type::INT, true);
_insert_feature("above_base_mark_positioning", HB_TAG('a', 'b', 'v', 'm'), Variant::Type::INT, true);
_insert_feature("above_base_substitutions", HB_TAG('a', 'b', 'v', 's'), Variant::Type::INT, true);
_insert_feature("alternative_fractions", HB_TAG('a', 'f', 'r', 'c'), Variant::Type::INT, false);
_insert_feature("akhands", HB_TAG('a', 'k', 'h', 'n'), Variant::Type::INT, true);
_insert_feature("below_base_forms", HB_TAG('b', 'l', 'w', 'f'), Variant::Type::INT, true);
_insert_feature("below_base_mark_positioning", HB_TAG('b', 'l', 'w', 'm'), Variant::Type::INT, true);
_insert_feature("below_base_substitutions", HB_TAG('b', 'l', 'w', 's'), Variant::Type::INT, true);
_insert_feature("contextual_alternates", HB_TAG('c', 'a', 'l', 't'), Variant::Type::BOOL, false);
_insert_feature("case_sensitive_forms", HB_TAG('c', 'a', 's', 'e'), Variant::Type::BOOL, false);
_insert_feature("glyph_composition", HB_TAG('c', 'c', 'm', 'p'), Variant::Type::INT, true);
_insert_feature("conjunct_form_after_ro", HB_TAG('c', 'f', 'a', 'r'), Variant::Type::INT, true);
_insert_feature("contextual_half_width_spacing", HB_TAG('c', 'h', 'w', 's'), Variant::Type::INT, true);
_insert_feature("conjunct_forms", HB_TAG('c', 'j', 'c', 't'), Variant::Type::INT, true);
_insert_feature("contextual_ligatures", HB_TAG('c', 'l', 'i', 'g'), Variant::Type::BOOL, false);
_insert_feature("centered_cjk_punctuation", HB_TAG('c', 'p', 'c', 't'), Variant::Type::BOOL, false);
_insert_feature("capital_spacing", HB_TAG('c', 'p', 's', 'p'), Variant::Type::BOOL, false);
_insert_feature("contextual_swash", HB_TAG('c', 's', 'w', 'h'), Variant::Type::INT, false);
_insert_feature("cursive_positioning", HB_TAG('c', 'u', 'r', 's'), Variant::Type::INT, true);
_insert_feature("character_variant_01", HB_TAG('c', 'v', '0', '1'), Variant::Type::BOOL, false);
_insert_feature("character_variant_02", HB_TAG('c', 'v', '0', '2'), Variant::Type::BOOL, false);
_insert_feature("character_variant_03", HB_TAG('c', 'v', '0', '3'), Variant::Type::BOOL, false);
_insert_feature("character_variant_04", HB_TAG('c', 'v', '0', '4'), Variant::Type::BOOL, false);
_insert_feature("character_variant_05", HB_TAG('c', 'v', '0', '5'), Variant::Type::BOOL, false);
_insert_feature("character_variant_06", HB_TAG('c', 'v', '0', '6'), Variant::Type::BOOL, false);
_insert_feature("character_variant_07", HB_TAG('c', 'v', '0', '7'), Variant::Type::BOOL, false);
_insert_feature("character_variant_08", HB_TAG('c', 'v', '0', '8'), Variant::Type::BOOL, false);
_insert_feature("character_variant_09", HB_TAG('c', 'v', '0', '9'), Variant::Type::BOOL, false);
_insert_feature("character_variant_10", HB_TAG('c', 'v', '1', '0'), Variant::Type::BOOL, false);
_insert_feature("character_variant_11", HB_TAG('c', 'v', '1', '1'), Variant::Type::BOOL, false);
_insert_feature("character_variant_12", HB_TAG('c', 'v', '1', '2'), Variant::Type::BOOL, false);
_insert_feature("character_variant_13", HB_TAG('c', 'v', '1', '3'), Variant::Type::BOOL, false);
_insert_feature("character_variant_14", HB_TAG('c', 'v', '1', '4'), Variant::Type::BOOL, false);
_insert_feature("character_variant_15", HB_TAG('c', 'v', '1', '5'), Variant::Type::BOOL, false);
_insert_feature("character_variant_16", HB_TAG('c', 'v', '1', '6'), Variant::Type::BOOL, false);
_insert_feature("character_variant_17", HB_TAG('c', 'v', '1', '7'), Variant::Type::BOOL, false);
_insert_feature("character_variant_18", HB_TAG('c', 'v', '1', '8'), Variant::Type::BOOL, false);
_insert_feature("character_variant_19", HB_TAG('c', 'v', '1', '9'), Variant::Type::BOOL, false);
_insert_feature("character_variant_20", HB_TAG('c', 'v', '2', '0'), Variant::Type::BOOL, false);
_insert_feature("character_variant_21", HB_TAG('c', 'v', '2', '1'), Variant::Type::BOOL, false);
_insert_feature("character_variant_22", HB_TAG('c', 'v', '2', '2'), Variant::Type::BOOL, false);
_insert_feature("character_variant_23", HB_TAG('c', 'v', '2', '3'), Variant::Type::BOOL, false);
_insert_feature("character_variant_24", HB_TAG('c', 'v', '2', '4'), Variant::Type::BOOL, false);
_insert_feature("character_variant_25", HB_TAG('c', 'v', '2', '5'), Variant::Type::BOOL, false);
_insert_feature("character_variant_26", HB_TAG('c', 'v', '2', '6'), Variant::Type::BOOL, false);
_insert_feature("character_variant_27", HB_TAG('c', 'v', '2', '7'), Variant::Type::BOOL, false);
_insert_feature("character_variant_28", HB_TAG('c', 'v', '2', '8'), Variant::Type::BOOL, false);
_insert_feature("character_variant_29", HB_TAG('c', 'v', '2', '9'), Variant::Type::BOOL, false);
_insert_feature("character_variant_30", HB_TAG('c', 'v', '3', '0'), Variant::Type::BOOL, false);
_insert_feature("character_variant_31", HB_TAG('c', 'v', '3', '1'), Variant::Type::BOOL, false);
_insert_feature("character_variant_32", HB_TAG('c', 'v', '3', '2'), Variant::Type::BOOL, false);
_insert_feature("character_variant_33", HB_TAG('c', 'v', '3', '3'), Variant::Type::BOOL, false);
_insert_feature("character_variant_34", HB_TAG('c', 'v', '3', '4'), Variant::Type::BOOL, false);
_insert_feature("character_variant_35", HB_TAG('c', 'v', '3', '5'), Variant::Type::BOOL, false);
_insert_feature("character_variant_36", HB_TAG('c', 'v', '3', '6'), Variant::Type::BOOL, false);
_insert_feature("character_variant_37", HB_TAG('c', 'v', '3', '7'), Variant::Type::BOOL, false);
_insert_feature("character_variant_38", HB_TAG('c', 'v', '3', '8'), Variant::Type::BOOL, false);
_insert_feature("character_variant_39", HB_TAG('c', 'v', '3', '9'), Variant::Type::BOOL, false);
_insert_feature("character_variant_40", HB_TAG('c', 'v', '4', '0'), Variant::Type::BOOL, false);
_insert_feature("character_variant_41", HB_TAG('c', 'v', '4', '1'), Variant::Type::BOOL, false);
_insert_feature("character_variant_42", HB_TAG('c', 'v', '4', '2'), Variant::Type::BOOL, false);
_insert_feature("character_variant_43", HB_TAG('c', 'v', '4', '3'), Variant::Type::BOOL, false);
_insert_feature("character_variant_44", HB_TAG('c', 'v', '4', '4'), Variant::Type::BOOL, false);
_insert_feature("character_variant_45", HB_TAG('c', 'v', '4', '5'), Variant::Type::BOOL, false);
_insert_feature("character_variant_46", HB_TAG('c', 'v', '4', '6'), Variant::Type::BOOL, false);
_insert_feature("character_variant_47", HB_TAG('c', 'v', '4', '7'), Variant::Type::BOOL, false);
_insert_feature("character_variant_48", HB_TAG('c', 'v', '4', '8'), Variant::Type::BOOL, false);
_insert_feature("character_variant_49", HB_TAG('c', 'v', '4', '9'), Variant::Type::BOOL, false);
_insert_feature("character_variant_50", HB_TAG('c', 'v', '5', '0'), Variant::Type::BOOL, false);
_insert_feature("character_variant_51", HB_TAG('c', 'v', '5', '1'), Variant::Type::BOOL, false);
_insert_feature("character_variant_52", HB_TAG('c', 'v', '5', '2'), Variant::Type::BOOL, false);
_insert_feature("character_variant_53", HB_TAG('c', 'v', '5', '3'), Variant::Type::BOOL, false);
_insert_feature("character_variant_54", HB_TAG('c', 'v', '5', '4'), Variant::Type::BOOL, false);
_insert_feature("character_variant_55", HB_TAG('c', 'v', '5', '5'), Variant::Type::BOOL, false);
_insert_feature("character_variant_56", HB_TAG('c', 'v', '5', '6'), Variant::Type::BOOL, false);
_insert_feature("character_variant_57", HB_TAG('c', 'v', '5', '7'), Variant::Type::BOOL, false);
_insert_feature("character_variant_58", HB_TAG('c', 'v', '5', '8'), Variant::Type::BOOL, false);
_insert_feature("character_variant_59", HB_TAG('c', 'v', '5', '9'), Variant::Type::BOOL, false);
_insert_feature("character_variant_60", HB_TAG('c', 'v', '6', '0'), Variant::Type::BOOL, false);
_insert_feature("character_variant_61", HB_TAG('c', 'v', '6', '1'), Variant::Type::BOOL, false);
_insert_feature("character_variant_62", HB_TAG('c', 'v', '6', '2'), Variant::Type::BOOL, false);
_insert_feature("character_variant_63", HB_TAG('c', 'v', '6', '3'), Variant::Type::BOOL, false);
_insert_feature("character_variant_64", HB_TAG('c', 'v', '6', '4'), Variant::Type::BOOL, false);
_insert_feature("character_variant_65", HB_TAG('c', 'v', '6', '5'), Variant::Type::BOOL, false);
_insert_feature("character_variant_66", HB_TAG('c', 'v', '6', '6'), Variant::Type::BOOL, false);
_insert_feature("character_variant_67", HB_TAG('c', 'v', '6', '7'), Variant::Type::BOOL, false);
_insert_feature("character_variant_68", HB_TAG('c', 'v', '6', '8'), Variant::Type::BOOL, false);
_insert_feature("character_variant_69", HB_TAG('c', 'v', '6', '9'), Variant::Type::BOOL, false);
_insert_feature("character_variant_70", HB_TAG('c', 'v', '7', '0'), Variant::Type::BOOL, false);
_insert_feature("character_variant_71", HB_TAG('c', 'v', '7', '1'), Variant::Type::BOOL, false);
_insert_feature("character_variant_72", HB_TAG('c', 'v', '7', '2'), Variant::Type::BOOL, false);
_insert_feature("character_variant_73", HB_TAG('c', 'v', '7', '3'), Variant::Type::BOOL, false);
_insert_feature("character_variant_74", HB_TAG('c', 'v', '7', '4'), Variant::Type::BOOL, false);
_insert_feature("character_variant_75", HB_TAG('c', 'v', '7', '5'), Variant::Type::BOOL, false);
_insert_feature("character_variant_76", HB_TAG('c', 'v', '7', '6'), Variant::Type::BOOL, false);
_insert_feature("character_variant_77", HB_TAG('c', 'v', '7', '7'), Variant::Type::BOOL, false);
_insert_feature("character_variant_78", HB_TAG('c', 'v', '7', '8'), Variant::Type::BOOL, false);
_insert_feature("character_variant_79", HB_TAG('c', 'v', '7', '9'), Variant::Type::BOOL, false);
_insert_feature("character_variant_80", HB_TAG('c', 'v', '8', '0'), Variant::Type::BOOL, false);
_insert_feature("character_variant_81", HB_TAG('c', 'v', '8', '1'), Variant::Type::BOOL, false);
_insert_feature("character_variant_82", HB_TAG('c', 'v', '8', '2'), Variant::Type::BOOL, false);
_insert_feature("character_variant_83", HB_TAG('c', 'v', '8', '3'), Variant::Type::BOOL, false);
_insert_feature("character_variant_84", HB_TAG('c', 'v', '8', '4'), Variant::Type::BOOL, false);
_insert_feature("character_variant_85", HB_TAG('c', 'v', '8', '5'), Variant::Type::BOOL, false);
_insert_feature("character_variant_86", HB_TAG('c', 'v', '8', '6'), Variant::Type::BOOL, false);
_insert_feature("character_variant_87", HB_TAG('c', 'v', '8', '7'), Variant::Type::BOOL, false);
_insert_feature("character_variant_88", HB_TAG('c', 'v', '8', '8'), Variant::Type::BOOL, false);
_insert_feature("character_variant_89", HB_TAG('c', 'v', '8', '9'), Variant::Type::BOOL, false);
_insert_feature("character_variant_90", HB_TAG('c', 'v', '9', '0'), Variant::Type::BOOL, false);
_insert_feature("character_variant_91", HB_TAG('c', 'v', '9', '1'), Variant::Type::BOOL, false);
_insert_feature("character_variant_92", HB_TAG('c', 'v', '9', '2'), Variant::Type::BOOL, false);
_insert_feature("character_variant_93", HB_TAG('c', 'v', '9', '3'), Variant::Type::BOOL, false);
_insert_feature("character_variant_94", HB_TAG('c', 'v', '9', '4'), Variant::Type::BOOL, false);
_insert_feature("character_variant_95", HB_TAG('c', 'v', '9', '5'), Variant::Type::BOOL, false);
_insert_feature("character_variant_96", HB_TAG('c', 'v', '9', '6'), Variant::Type::BOOL, false);
_insert_feature("character_variant_97", HB_TAG('c', 'v', '9', '7'), Variant::Type::BOOL, false);
_insert_feature("character_variant_98", HB_TAG('c', 'v', '9', '8'), Variant::Type::BOOL, false);
_insert_feature("character_variant_99", HB_TAG('c', 'v', '9', '9'), Variant::Type::BOOL, false);
_insert_feature("petite_capitals_from_capitals", HB_TAG('c', '2', 'p', 'c'), Variant::Type::BOOL, false);
_insert_feature("small_capitals_from_capitals", HB_TAG('c', '2', 's', 'c'), Variant::Type::BOOL, false);
_insert_feature("distances", HB_TAG('d', 'i', 's', 't'), Variant::Type::INT, true);
_insert_feature("discretionary_ligatures", HB_TAG('d', 'l', 'i', 'g'), Variant::Type::BOOL, false);
_insert_feature("denominators", HB_TAG('d', 'n', 'o', 'm'), Variant::Type::BOOL, false);
_insert_feature("dotless_forms", HB_TAG('d', 't', 'l', 's'), Variant::Type::INT, true);
_insert_feature("expert_forms", HB_TAG('e', 'x', 'p', 't'), Variant::Type::BOOL, true);
_insert_feature("final_glyph_on_line_alternates", HB_TAG('f', 'a', 'l', 't'), Variant::Type::INT, false);
_insert_feature("terminal_forms_2", HB_TAG('f', 'i', 'n', '2'), Variant::Type::INT, true);
_insert_feature("terminal_forms_3", HB_TAG('f', 'i', 'n', '3'), Variant::Type::INT, true);
_insert_feature("terminal_forms", HB_TAG('f', 'i', 'n', 'a'), Variant::Type::INT, true);
_insert_feature("flattened_accent_forms", HB_TAG('f', 'l', 'a', 'c'), Variant::Type::INT, true);
_insert_feature("fractions", HB_TAG('f', 'r', 'a', 'c'), Variant::Type::BOOL, false);
_insert_feature("full_widths", HB_TAG('f', 'w', 'i', 'd'), Variant::Type::BOOL, false);
_insert_feature("half_forms", HB_TAG('h', 'a', 'l', 'f'), Variant::Type::INT, true);
_insert_feature("halant_forms", HB_TAG('h', 'a', 'l', 'n'), Variant::Type::INT, true);
_insert_feature("alternate_half_widths", HB_TAG('h', 'a', 'l', 't'), Variant::Type::BOOL, false);
_insert_feature("historical_forms", HB_TAG('h', 'i', 's', 't'), Variant::Type::INT, false);
_insert_feature("horizontal_kana_alternates", HB_TAG('h', 'k', 'n', 'a'), Variant::Type::BOOL, false);
_insert_feature("historical_ligatures", HB_TAG('h', 'l', 'i', 'g'), Variant::Type::BOOL, false);
_insert_feature("hangul", HB_TAG('h', 'n', 'g', 'l'), Variant::Type::INT, false);
_insert_feature("hojo_kanji_forms", HB_TAG('h', 'o', 'j', 'o'), Variant::Type::INT, false);
_insert_feature("half_widths", HB_TAG('h', 'w', 'i', 'd'), Variant::Type::BOOL, false);
_insert_feature("initial_forms", HB_TAG('i', 'n', 'i', 't'), Variant::Type::INT, true);
_insert_feature("isolated_forms", HB_TAG('i', 's', 'o', 'l'), Variant::Type::INT, true);
_insert_feature("italics", HB_TAG('i', 't', 'a', 'l'), Variant::Type::INT, false);
_insert_feature("justification_alternates", HB_TAG('j', 'a', 'l', 't'), Variant::Type::INT, false);
_insert_feature("jis78_forms", HB_TAG('j', 'p', '7', '8'), Variant::Type::INT, false);
_insert_feature("jis83_forms", HB_TAG('j', 'p', '8', '3'), Variant::Type::INT, false);
_insert_feature("jis90_forms", HB_TAG('j', 'p', '9', '0'), Variant::Type::INT, false);
_insert_feature("jis2004_forms", HB_TAG('j', 'p', '0', '4'), Variant::Type::INT, false);
_insert_feature("kerning", HB_TAG('k', 'e', 'r', 'n'), Variant::Type::BOOL, false);
_insert_feature("left_bounds", HB_TAG('l', 'f', 'b', 'd'), Variant::Type::INT, false);
_insert_feature("standard_ligatures", HB_TAG('l', 'i', 'g', 'a'), Variant::Type::BOOL, false);
_insert_feature("leading_jamo_forms", HB_TAG('l', 'j', 'm', 'o'), Variant::Type::INT, true);
_insert_feature("lining_figures", HB_TAG('l', 'n', 'u', 'm'), Variant::Type::INT, false);
_insert_feature("localized_forms", HB_TAG('l', 'o', 'c', 'l'), Variant::Type::INT, true);
_insert_feature("left_to_right_alternates", HB_TAG('l', 't', 'r', 'a'), Variant::Type::INT, true);
_insert_feature("left_to_right_mirrored_forms", HB_TAG('l', 't', 'r', 'm'), Variant::Type::INT, true);
_insert_feature("mark_positioning", HB_TAG('m', 'a', 'r', 'k'), Variant::Type::INT, true);
_insert_feature("medial_forms_2", HB_TAG('m', 'e', 'd', '2'), Variant::Type::INT, true);
_insert_feature("medial_forms", HB_TAG('m', 'e', 'd', 'i'), Variant::Type::INT, true);
_insert_feature("mathematical_greek", HB_TAG('m', 'g', 'r', 'k'), Variant::Type::BOOL, false);
_insert_feature("mark_to_mark_positioning", HB_TAG('m', 'k', 'm', 'k'), Variant::Type::INT, true);
_insert_feature("mark_positioning_via_substitution", HB_TAG('m', 's', 'e', 't'), Variant::Type::INT, true);
_insert_feature("alternate_annotation_forms", HB_TAG('n', 'a', 'l', 't'), Variant::Type::INT, false);
_insert_feature("nlc_kanji_forms", HB_TAG('n', 'l', 'c', 'k'), Variant::Type::INT, false);
_insert_feature("nukta_forms", HB_TAG('n', 'u', 'k', 't'), Variant::Type::INT, true);
_insert_feature("numerators", HB_TAG('n', 'u', 'm', 'r'), Variant::Type::BOOL, false);
_insert_feature("oldstyle_figures", HB_TAG('o', 'n', 'u', 'm'), Variant::Type::INT, false);
_insert_feature("optical_bounds", HB_TAG('o', 'p', 'b', 'd'), Variant::Type::INT, true);
_insert_feature("ordinals", HB_TAG('o', 'r', 'd', 'n'), Variant::Type::BOOL, false);
_insert_feature("ornaments", HB_TAG('o', 'r', 'n', 'm'), Variant::Type::INT, false);
_insert_feature("proportional_alternate_widths", HB_TAG('p', 'a', 'l', 't'), Variant::Type::BOOL, false);
_insert_feature("petite_capitals", HB_TAG('p', 'c', 'a', 'p'), Variant::Type::BOOL, false);
_insert_feature("proportional_kana", HB_TAG('p', 'k', 'n', 'a'), Variant::Type::BOOL, false);
_insert_feature("proportional_figures", HB_TAG('p', 'n', 'u', 'm'), Variant::Type::BOOL, false);
_insert_feature("pre_base_forms", HB_TAG('p', 'r', 'e', 'f'), Variant::Type::INT, true);
_insert_feature("pre_base_substitutions", HB_TAG('p', 'r', 'e', 's'), Variant::Type::INT, true);
_insert_feature("post_base_forms", HB_TAG('p', 's', 't', 'f'), Variant::Type::INT, true);
_insert_feature("post_base_substitutions", HB_TAG('p', 's', 't', 's'), Variant::Type::INT, true);
_insert_feature("proportional_widths", HB_TAG('p', 'w', 'i', 'd'), Variant::Type::BOOL, false);
_insert_feature("quarter_widths", HB_TAG('q', 'w', 'i', 'd'), Variant::Type::BOOL, false);
_insert_feature("randomize", HB_TAG('r', 'a', 'n', 'd'), Variant::Type::INT, false);
_insert_feature("required_contextual_alternates", HB_TAG('r', 'c', 'l', 't'), Variant::Type::BOOL, true);
_insert_feature("rakar_forms", HB_TAG('r', 'k', 'r', 'f'), Variant::Type::INT, true);
_insert_feature("required_ligatures", HB_TAG('r', 'l', 'i', 'g'), Variant::Type::BOOL, true);
_insert_feature("reph_forms", HB_TAG('r', 'p', 'h', 'f'), Variant::Type::INT, true);
_insert_feature("right_bounds", HB_TAG('r', 't', 'b', 'd'), Variant::Type::INT, false);
_insert_feature("right_to_left_alternates", HB_TAG('r', 't', 'l', 'a'), Variant::Type::INT, true);
_insert_feature("right_to_left_mirrored_forms", HB_TAG('r', 't', 'l', 'm'), Variant::Type::INT, true);
_insert_feature("ruby_notation_forms", HB_TAG('r', 'u', 'b', 'y'), Variant::Type::INT, false);
_insert_feature("required_variation_alternates", HB_TAG('r', 'v', 'r', 'n'), Variant::Type::INT, true);
_insert_feature("stylistic_alternates", HB_TAG('s', 'a', 'l', 't'), Variant::Type::INT, false);
_insert_feature("scientific_inferiors", HB_TAG('s', 'i', 'n', 'f'), Variant::Type::BOOL, false);
_insert_feature("optical_size", HB_TAG('s', 'i', 'z', 'e'), Variant::Type::INT, false);
_insert_feature("small_capitals", HB_TAG('s', 'm', 'c', 'p'), Variant::Type::BOOL, false);
_insert_feature("simplified_forms", HB_TAG('s', 'm', 'p', 'l'), Variant::Type::INT, false);
_insert_feature("stylistic_set_01", HB_TAG('s', 's', '0', '1'), Variant::Type::BOOL, false);
_insert_feature("stylistic_set_02", HB_TAG('s', 's', '0', '2'), Variant::Type::BOOL, false);
_insert_feature("stylistic_set_03", HB_TAG('s', 's', '0', '3'), Variant::Type::BOOL, false);
_insert_feature("stylistic_set_04", HB_TAG('s', 's', '0', '4'), Variant::Type::BOOL, false);
_insert_feature("stylistic_set_05", HB_TAG('s', 's', '0', '5'), Variant::Type::BOOL, false);
_insert_feature("stylistic_set_06", HB_TAG('s', 's', '0', '6'), Variant::Type::BOOL, false);
_insert_feature("stylistic_set_07", HB_TAG('s', 's', '0', '7'), Variant::Type::BOOL, false);
_insert_feature("stylistic_set_08", HB_TAG('s', 's', '0', '8'), Variant::Type::BOOL, false);
_insert_feature("stylistic_set_09", HB_TAG('s', 's', '0', '9'), Variant::Type::BOOL, false);
_insert_feature("stylistic_set_10", HB_TAG('s', 's', '1', '0'), Variant::Type::BOOL, false);
_insert_feature("stylistic_set_11", HB_TAG('s', 's', '1', '1'), Variant::Type::BOOL, false);
_insert_feature("stylistic_set_12", HB_TAG('s', 's', '1', '2'), Variant::Type::BOOL, false);
_insert_feature("stylistic_set_13", HB_TAG('s', 's', '1', '3'), Variant::Type::BOOL, false);
_insert_feature("stylistic_set_14", HB_TAG('s', 's', '1', '4'), Variant::Type::BOOL, false);
_insert_feature("stylistic_set_15", HB_TAG('s', 's', '1', '5'), Variant::Type::BOOL, false);
_insert_feature("stylistic_set_16", HB_TAG('s', 's', '1', '6'), Variant::Type::BOOL, false);
_insert_feature("stylistic_set_17", HB_TAG('s', 's', '1', '7'), Variant::Type::BOOL, false);
_insert_feature("stylistic_set_18", HB_TAG('s', 's', '1', '8'), Variant::Type::BOOL, false);
_insert_feature("stylistic_set_19", HB_TAG('s', 's', '1', '9'), Variant::Type::BOOL, false);
_insert_feature("stylistic_set_20", HB_TAG('s', 's', '2', '0'), Variant::Type::BOOL, false);
_insert_feature("math_script_style_alternates", HB_TAG('s', 's', 't', 'y'), Variant::Type::INT, true);
_insert_feature("stretching_glyph_decomposition", HB_TAG('s', 't', 'c', 'h'), Variant::Type::INT, true);
_insert_feature("subscript", HB_TAG('s', 'u', 'b', 's'), Variant::Type::BOOL, false);
_insert_feature("superscript", HB_TAG('s', 'u', 'p', 's'), Variant::Type::BOOL, false);
_insert_feature("swash", HB_TAG('s', 'w', 's', 'h'), Variant::Type::INT, false);
_insert_feature("titling", HB_TAG('t', 'i', 't', 'l'), Variant::Type::BOOL, false);
_insert_feature("trailing_jamo_forms", HB_TAG('t', 'j', 'm', 'o'), Variant::Type::INT, true);
_insert_feature("traditional_name_forms", HB_TAG('t', 'n', 'a', 'm'), Variant::Type::INT, false);
_insert_feature("tabular_figures", HB_TAG('t', 'n', 'u', 'm'), Variant::Type::BOOL, false);
_insert_feature("traditional_forms", HB_TAG('t', 'r', 'a', 'd'), Variant::Type::INT, false);
_insert_feature("third_widths", HB_TAG('t', 'w', 'i', 'd'), Variant::Type::BOOL, false);
_insert_feature("unicase", HB_TAG('u', 'n', 'i', 'c'), Variant::Type::BOOL, false);
_insert_feature("alternate_vertical_metrics", HB_TAG('v', 'a', 'l', 't'), Variant::Type::INT, false);
_insert_feature("vattu_variants", HB_TAG('v', 'a', 't', 'u'), Variant::Type::INT, true);
_insert_feature("vertical_contextual_half_width_spacing", HB_TAG('v', 'c', 'h', 'w'), Variant::Type::BOOL, false);
_insert_feature("vertical_alternates", HB_TAG('v', 'e', 'r', 't'), Variant::Type::INT, false);
_insert_feature("alternate_vertical_half_metrics", HB_TAG('v', 'h', 'a', 'l'), Variant::Type::BOOL, false);
_insert_feature("vowel_jamo_forms", HB_TAG('v', 'j', 'm', 'o'), Variant::Type::INT, true);
_insert_feature("vertical_kana_alternates", HB_TAG('v', 'k', 'n', 'a'), Variant::Type::INT, false);
_insert_feature("vertical_kerning", HB_TAG('v', 'k', 'r', 'n'), Variant::Type::BOOL, false);
_insert_feature("proportional_alternate_vertical_metrics", HB_TAG('v', 'p', 'a', 'l'), Variant::Type::BOOL, false);
_insert_feature("vertical_alternates_and_rotation", HB_TAG('v', 'r', 't', '2'), Variant::Type::INT, false);
_insert_feature("vertical_alternates_for_rotation", HB_TAG('v', 'r', 't', 'r'), Variant::Type::INT, false);
_insert_feature("slashed_zero", HB_TAG('z', 'e', 'r', 'o'), Variant::Type::BOOL, false);
// Registered OpenType variation tag.
_insert_feature("italic", HB_TAG('i', 't', 'a', 'l'), Variant::Type::INT, false);
_insert_feature("optical_size", HB_TAG('o', 'p', 's', 'z'), Variant::Type::INT, false);
_insert_feature("slant", HB_TAG('s', 'l', 'n', 't'), Variant::Type::INT, false);
_insert_feature("width", HB_TAG('w', 'd', 't', 'h'), Variant::Type::INT, false);
_insert_feature("weight", HB_TAG('w', 'g', 'h', 't'), Variant::Type::INT, false);
}
int64_t TextServerAdvanced::_name_to_tag(const String &p_name) const {
if (feature_sets.has(p_name)) {
return feature_sets[p_name];
}
// No readable name, use tag string.
return hb_tag_from_string(p_name.replace("custom_", "").ascii().get_data(), -1);
}
Variant::Type TextServerAdvanced::_get_tag_type(int64_t p_tag) const {
if (feature_sets_inv.has(p_tag)) {
return feature_sets_inv[p_tag].vtype;
}
return Variant::Type::INT;
}
bool TextServerAdvanced::_get_tag_hidden(int64_t p_tag) const {
if (feature_sets_inv.has(p_tag)) {
return feature_sets_inv[p_tag].hidden;
}
return false;
}
String TextServerAdvanced::_tag_to_name(int64_t p_tag) const {
if (feature_sets_inv.has(p_tag)) {
return feature_sets_inv[p_tag].name;
}
// No readable name, use tag string.
char name[5];
memset(name, 0, 5);
hb_tag_to_string(p_tag, name);
return String("custom_") + String(name);
}
/*************************************************************************/
/* Font Glyph Rendering */
/*************************************************************************/
_FORCE_INLINE_ TextServerAdvanced::FontTexturePosition TextServerAdvanced::find_texture_pos_for_glyph(FontForSizeAdvanced *p_data, int p_color_size, Image::Format p_image_format, int p_width, int p_height, bool p_msdf) const {
FontTexturePosition ret;
int mw = p_width;
int mh = p_height;
ShelfPackTexture *ct = p_data->textures.ptrw();
for (int32_t i = 0; i < p_data->textures.size(); i++) {
if (p_image_format != ct[i].format) {
continue;
}
if (mw > ct[i].texture_w || mh > ct[i].texture_h) { // Too big for this texture.
continue;
}
ret = ct[i].pack_rect(i, mh, mw);
if (ret.index != -1) {
break;
}
}
if (ret.index == -1) {
// Could not find texture to fit, create one.
int texsize = MAX(p_data->size.x * p_data->oversampling * 8, 256);
#ifdef GDEXTENSION
texsize = Math::next_power_of_2(texsize);
#else
texsize = next_power_of_2(texsize);
#endif
if (p_msdf) {
texsize = MIN(texsize, 2048);
} else {
texsize = MIN(texsize, 1024);
}
if (mw > texsize) { // Special case, adapt to it?
#ifdef GDEXTENSION
texsize = Math::next_power_of_2(mw);
#else
texsize = next_power_of_2(mw);
#endif
}
if (mh > texsize) { // Special case, adapt to it?
#ifdef GDEXTENSION
texsize = Math::next_power_of_2(mh);
#else
texsize = next_power_of_2(mh);
#endif
}
ShelfPackTexture tex = ShelfPackTexture(texsize, texsize);
tex.format = p_image_format;
tex.imgdata.resize(texsize * texsize * p_color_size);
{
// Zero texture.
uint8_t *w = tex.imgdata.ptrw();
ERR_FAIL_COND_V(texsize * texsize * p_color_size > tex.imgdata.size(), ret);
// Initialize the texture to all-white pixels to prevent artifacts when the
// font is displayed at a non-default scale with filtering enabled.
if (p_color_size == 2) {
for (int i = 0; i < texsize * texsize * p_color_size; i += 2) { // FORMAT_LA8, BW font.
w[i + 0] = 255;
w[i + 1] = 0;
}
} else if (p_color_size == 4) {
for (int i = 0; i < texsize * texsize * p_color_size; i += 4) { // FORMAT_RGBA8, Color font, Multichannel(+True) SDF.
w[i + 0] = 255;
w[i + 1] = 255;
w[i + 2] = 255;
w[i + 3] = 0;
}
} else {
ERR_FAIL_V(ret);
}
}
p_data->textures.push_back(tex);
int32_t idx = p_data->textures.size() - 1;
ret = p_data->textures.write[idx].pack_rect(idx, mh, mw);
}
return ret;
}
#ifdef MODULE_MSDFGEN_ENABLED
struct MSContext {
msdfgen::Point2 position;
msdfgen::Shape *shape = nullptr;
msdfgen::Contour *contour = nullptr;
};
class DistancePixelConversion {
double invRange;
public:
_FORCE_INLINE_ explicit DistancePixelConversion(double range) :
invRange(1 / range) {}
_FORCE_INLINE_ void operator()(float *pixels, const msdfgen::MultiAndTrueDistance &distance) const {
pixels[0] = float(invRange * distance.r + .5);
pixels[1] = float(invRange * distance.g + .5);
pixels[2] = float(invRange * distance.b + .5);
pixels[3] = float(invRange * distance.a + .5);
}
};
struct MSDFThreadData {
msdfgen::Bitmap<float, 4> *output;
msdfgen::Shape *shape;
msdfgen::Projection *projection;
DistancePixelConversion *distancePixelConversion;
};
static msdfgen::Point2 ft_point2(const FT_Vector &vector) {
return msdfgen::Point2(vector.x / 60.0f, vector.y / 60.0f);
}
static int ft_move_to(const FT_Vector *to, void *user) {
MSContext *context = static_cast<MSContext *>(user);
if (!(context->contour && context->contour->edges.empty())) {
context->contour = &context->shape->addContour();
}
context->position = ft_point2(*to);
return 0;
}
static int ft_line_to(const FT_Vector *to, void *user) {
MSContext *context = static_cast<MSContext *>(user);
msdfgen::Point2 endpoint = ft_point2(*to);
if (endpoint != context->position) {
context->contour->addEdge(new msdfgen::LinearSegment(context->position, endpoint));
context->position = endpoint;
}
return 0;
}
static int ft_conic_to(const FT_Vector *control, const FT_Vector *to, void *user) {
MSContext *context = static_cast<MSContext *>(user);
context->contour->addEdge(new msdfgen::QuadraticSegment(context->position, ft_point2(*control), ft_point2(*to)));
context->position = ft_point2(*to);
return 0;
}
static int ft_cubic_to(const FT_Vector *control1, const FT_Vector *control2, const FT_Vector *to, void *user) {
MSContext *context = static_cast<MSContext *>(user);
context->contour->addEdge(new msdfgen::CubicSegment(context->position, ft_point2(*control1), ft_point2(*control2), ft_point2(*to)));
context->position = ft_point2(*to);
return 0;
}
void TextServerAdvanced::_generateMTSDF_threaded(uint32_t y, void *p_td) const {
MSDFThreadData *td = static_cast<MSDFThreadData *>(p_td);
msdfgen::ShapeDistanceFinder<msdfgen::OverlappingContourCombiner<msdfgen::MultiAndTrueDistanceSelector>> distanceFinder(*td->shape);
int row = td->shape->inverseYAxis ? td->output->height() - y - 1 : y;
for (int col = 0; col < td->output->width(); ++col) {
int x = (y % 2) ? td->output->width() - col - 1 : col;
msdfgen::Point2 p = td->projection->unproject(msdfgen::Point2(x + .5, y + .5));
msdfgen::MultiAndTrueDistance distance = distanceFinder.distance(p);
td->distancePixelConversion->operator()(td->output->operator()(x, row), distance);
}
}
_FORCE_INLINE_ TextServerAdvanced::FontGlyph TextServerAdvanced::rasterize_msdf(FontAdvanced *p_font_data, FontForSizeAdvanced *p_data, int p_pixel_range, int p_rect_margin, FT_Outline *outline, const Vector2 &advance) const {
msdfgen::Shape shape;
shape.contours.clear();
shape.inverseYAxis = false;
MSContext context = {};
context.shape = &shape;
FT_Outline_Funcs ft_functions;
ft_functions.move_to = &ft_move_to;
ft_functions.line_to = &ft_line_to;
ft_functions.conic_to = &ft_conic_to;
ft_functions.cubic_to = &ft_cubic_to;
ft_functions.shift = 0;
ft_functions.delta = 0;
int error = FT_Outline_Decompose(outline, &ft_functions, &context);
ERR_FAIL_COND_V_MSG(error, FontGlyph(), "FreeType: Outline decomposition error: '" + String(FT_Error_String(error)) + "'.");
if (!shape.contours.empty() && shape.contours.back().edges.empty()) {
shape.contours.pop_back();
}
if (FT_Outline_Get_Orientation(outline) == 1) {
for (int i = 0; i < (int)shape.contours.size(); ++i) {
shape.contours[i].reverse();
}
}
shape.inverseYAxis = true;
shape.normalize();
msdfgen::Shape::Bounds bounds = shape.getBounds(p_pixel_range);
FontGlyph chr;
chr.found = true;
chr.advance = advance;
if (shape.validate() && shape.contours.size() > 0) {
int w = (bounds.r - bounds.l);
int h = (bounds.t - bounds.b);
int mw = w + p_rect_margin * 4;
int mh = h + p_rect_margin * 4;
ERR_FAIL_COND_V(mw > 4096, FontGlyph());
ERR_FAIL_COND_V(mh > 4096, FontGlyph());
FontTexturePosition tex_pos = find_texture_pos_for_glyph(p_data, 4, Image::FORMAT_RGBA8, mw, mh, true);
ERR_FAIL_COND_V(tex_pos.index < 0, FontGlyph());
ShelfPackTexture &tex = p_data->textures.write[tex_pos.index];
edgeColoringSimple(shape, 3.0); // Max. angle.
msdfgen::Bitmap<float, 4> image(w, h); // Texture size.
DistancePixelConversion distancePixelConversion(p_pixel_range);
msdfgen::Projection projection(msdfgen::Vector2(1.0, 1.0), msdfgen::Vector2(-bounds.l, -bounds.b));
msdfgen::MSDFGeneratorConfig config(true, msdfgen::ErrorCorrectionConfig());
MSDFThreadData td;
td.output = &image;
td.shape = &shape;
td.projection = &projection;
td.distancePixelConversion = &distancePixelConversion;
#ifdef GDEXTENSION
for (int i = 0; i < h; i++) {
_generateMTSDF_threaded(i, &td);
}
#else
WorkerThreadPool::GroupID group_task = WorkerThreadPool::get_singleton()->add_template_group_task(this, &TextServerAdvanced::_generateMTSDF_threaded, &td, h, -1, true, SNAME("FontServerRasterizeMSDF"));
WorkerThreadPool::get_singleton()->wait_for_group_task_completion(group_task);
#endif
msdfgen::msdfErrorCorrection(image, shape, projection, p_pixel_range, config);
{
uint8_t *wr = tex.imgdata.ptrw();
for (int i = 0; i < h; i++) {
for (int j = 0; j < w; j++) {
int ofs = ((i + tex_pos.y + p_rect_margin * 2) * tex.texture_w + j + tex_pos.x + p_rect_margin * 2) * 4;
ERR_FAIL_COND_V(ofs >= tex.imgdata.size(), FontGlyph());
wr[ofs + 0] = (uint8_t)(CLAMP(image(j, i)[0] * 256.f, 0.f, 255.f));
wr[ofs + 1] = (uint8_t)(CLAMP(image(j, i)[1] * 256.f, 0.f, 255.f));
wr[ofs + 2] = (uint8_t)(CLAMP(image(j, i)[2] * 256.f, 0.f, 255.f));
wr[ofs + 3] = (uint8_t)(CLAMP(image(j, i)[3] * 256.f, 0.f, 255.f));
}
}
}
tex.dirty = true;
chr.texture_idx = tex_pos.index;
chr.uv_rect = Rect2(tex_pos.x + p_rect_margin, tex_pos.y + p_rect_margin, w + p_rect_margin * 2, h + p_rect_margin * 2);
chr.rect.position = Vector2(bounds.l - p_rect_margin, -bounds.t - p_rect_margin);
chr.rect.size = chr.uv_rect.size;
}
return chr;
}
#endif
#ifdef MODULE_FREETYPE_ENABLED
_FORCE_INLINE_ TextServerAdvanced::FontGlyph TextServerAdvanced::rasterize_bitmap(FontForSizeAdvanced *p_data, int p_rect_margin, FT_Bitmap bitmap, int yofs, int xofs, const Vector2 &advance, bool p_bgra) const {
int w = bitmap.width;
int h = bitmap.rows;
int color_size = 2;
switch (bitmap.pixel_mode) {
case FT_PIXEL_MODE_MONO:
case FT_PIXEL_MODE_GRAY: {
color_size = 2;
} break;
case FT_PIXEL_MODE_BGRA: {
color_size = 4;
} break;
case FT_PIXEL_MODE_LCD: {
color_size = 4;
w /= 3;
} break;
case FT_PIXEL_MODE_LCD_V: {
color_size = 4;
h /= 3;
} break;
}
int mw = w + p_rect_margin * 4;
int mh = h + p_rect_margin * 4;
ERR_FAIL_COND_V(mw > 4096, FontGlyph());
ERR_FAIL_COND_V(mh > 4096, FontGlyph());
Image::Format require_format = color_size == 4 ? Image::FORMAT_RGBA8 : Image::FORMAT_LA8;
FontTexturePosition tex_pos = find_texture_pos_for_glyph(p_data, color_size, require_format, mw, mh, false);
ERR_FAIL_COND_V(tex_pos.index < 0, FontGlyph());
// Fit character in char texture.
ShelfPackTexture &tex = p_data->textures.write[tex_pos.index];
{
uint8_t *wr = tex.imgdata.ptrw();
for (int i = 0; i < h; i++) {
for (int j = 0; j < w; j++) {
int ofs = ((i + tex_pos.y + p_rect_margin * 2) * tex.texture_w + j + tex_pos.x + p_rect_margin * 2) * color_size;
ERR_FAIL_COND_V(ofs >= tex.imgdata.size(), FontGlyph());
switch (bitmap.pixel_mode) {
case FT_PIXEL_MODE_MONO: {
int byte = i * bitmap.pitch + (j >> 3);
int bit = 1 << (7 - (j % 8));
wr[ofs + 0] = 255; // grayscale as 1
wr[ofs + 1] = (bitmap.buffer[byte] & bit) ? 255 : 0;
} break;
case FT_PIXEL_MODE_GRAY:
wr[ofs + 0] = 255; // grayscale as 1
wr[ofs + 1] = bitmap.buffer[i * bitmap.pitch + j];
break;
case FT_PIXEL_MODE_BGRA: {
int ofs_color = i * bitmap.pitch + (j << 2);
wr[ofs + 2] = bitmap.buffer[ofs_color + 0];
wr[ofs + 1] = bitmap.buffer[ofs_color + 1];
wr[ofs + 0] = bitmap.buffer[ofs_color + 2];
wr[ofs + 3] = bitmap.buffer[ofs_color + 3];
} break;
case FT_PIXEL_MODE_LCD: {
int ofs_color = i * bitmap.pitch + (j * 3);
if (p_bgra) {
wr[ofs + 0] = bitmap.buffer[ofs_color + 0];
wr[ofs + 1] = bitmap.buffer[ofs_color + 1];
wr[ofs + 2] = bitmap.buffer[ofs_color + 2];
wr[ofs + 3] = 255;
} else {
wr[ofs + 0] = bitmap.buffer[ofs_color + 2];
wr[ofs + 1] = bitmap.buffer[ofs_color + 1];
wr[ofs + 2] = bitmap.buffer[ofs_color + 0];
wr[ofs + 3] = 255;
}
} break;
case FT_PIXEL_MODE_LCD_V: {
int ofs_color = i * bitmap.pitch * 3 + j;
if (p_bgra) {
wr[ofs + 0] = bitmap.buffer[ofs_color + bitmap.pitch * 2];
wr[ofs + 1] = bitmap.buffer[ofs_color + bitmap.pitch];
wr[ofs + 2] = bitmap.buffer[ofs_color + 0];
wr[ofs + 3] = 255;
} else {
wr[ofs + 0] = bitmap.buffer[ofs_color + 0];
wr[ofs + 1] = bitmap.buffer[ofs_color + bitmap.pitch];
wr[ofs + 2] = bitmap.buffer[ofs_color + bitmap.pitch * 2];
wr[ofs + 3] = 255;
}
} break;
default:
ERR_FAIL_V_MSG(FontGlyph(), "Font uses unsupported pixel format: " + String::num_int64(bitmap.pixel_mode) + ".");
break;
}
}
}
}
tex.dirty = true;
FontGlyph chr;
chr.advance = advance * p_data->scale / p_data->oversampling;
chr.texture_idx = tex_pos.index;
chr.found = true;
chr.uv_rect = Rect2(tex_pos.x + p_rect_margin, tex_pos.y + p_rect_margin, w + p_rect_margin * 2, h + p_rect_margin * 2);
chr.rect.position = Vector2(xofs - p_rect_margin, -yofs - p_rect_margin) * p_data->scale / p_data->oversampling;
chr.rect.size = chr.uv_rect.size * p_data->scale / p_data->oversampling;
return chr;
}
#endif
/*************************************************************************/
/* Font Cache */
/*************************************************************************/
_FORCE_INLINE_ bool TextServerAdvanced::_ensure_glyph(FontAdvanced *p_font_data, const Vector2i &p_size, int32_t p_glyph) const {
ERR_FAIL_COND_V(!_ensure_cache_for_size(p_font_data, p_size), false);
int32_t glyph_index = p_glyph & 0xffffff; // Remove subpixel shifts.
FontForSizeAdvanced *fd = p_font_data->cache[p_size];
if (fd->glyph_map.has(p_glyph)) {
return fd->glyph_map[p_glyph].found;
}
if (glyph_index == 0) { // Non graphical or invalid glyph, do not render.
fd->glyph_map[p_glyph] = FontGlyph();
return true;
}
#ifdef MODULE_FREETYPE_ENABLED
FontGlyph gl;
if (fd->face) {
FT_Int32 flags = FT_LOAD_DEFAULT;
bool outline = p_size.y > 0;
switch (p_font_data->hinting) {
case TextServer::HINTING_NONE:
flags |= FT_LOAD_NO_HINTING;
break;
case TextServer::HINTING_LIGHT:
flags |= FT_LOAD_TARGET_LIGHT;
break;
default:
flags |= FT_LOAD_TARGET_NORMAL;
break;
}
if (p_font_data->force_autohinter) {
flags |= FT_LOAD_FORCE_AUTOHINT;
}
if (outline) {
flags |= FT_LOAD_NO_BITMAP;
} else if (FT_HAS_COLOR(fd->face)) {
flags |= FT_LOAD_COLOR;
}
FT_Fixed v, h;
FT_Get_Advance(fd->face, glyph_index, flags, &h);
FT_Get_Advance(fd->face, glyph_index, flags | FT_LOAD_VERTICAL_LAYOUT, &v);
int error = FT_Load_Glyph(fd->face, glyph_index, flags);
if (error) {
fd->glyph_map[p_glyph] = FontGlyph();
return false;
}
if (!p_font_data->msdf) {
if ((p_font_data->subpixel_positioning == SUBPIXEL_POSITIONING_ONE_QUARTER) || (p_font_data->subpixel_positioning == SUBPIXEL_POSITIONING_AUTO && p_size.x <= SUBPIXEL_POSITIONING_ONE_QUARTER_MAX_SIZE)) {
FT_Pos xshift = (int)((p_glyph >> 27) & 3) << 4;
FT_Outline_Translate(&fd->face->glyph->outline, xshift, 0);
} else if ((p_font_data->subpixel_positioning == SUBPIXEL_POSITIONING_ONE_HALF) || (p_font_data->subpixel_positioning == SUBPIXEL_POSITIONING_AUTO && p_size.x <= SUBPIXEL_POSITIONING_ONE_HALF_MAX_SIZE)) {
FT_Pos xshift = (int)((p_glyph >> 27) & 3) << 5;
FT_Outline_Translate(&fd->face->glyph->outline, xshift, 0);
}
}
if (p_font_data->embolden != 0.f) {
FT_Pos strength = p_font_data->embolden * p_size.x * 4; // 26.6 fractional units (1 / 64).
FT_Outline_Embolden(&fd->face->glyph->outline, strength);
}
if (p_font_data->transform != Transform2D()) {
FT_Matrix mat = { FT_Fixed(p_font_data->transform[0][0] * 65536), FT_Fixed(p_font_data->transform[0][1] * 65536), FT_Fixed(p_font_data->transform[1][0] * 65536), FT_Fixed(p_font_data->transform[1][1] * 65536) }; // 16.16 fractional units (1 / 65536).
FT_Outline_Transform(&fd->face->glyph->outline, &mat);
}
FT_Render_Mode aa_mode = FT_RENDER_MODE_NORMAL;
bool bgra = false;
switch (p_font_data->antialiasing) {
case FONT_ANTIALIASING_NONE: {
aa_mode = FT_RENDER_MODE_MONO;
} break;
case FONT_ANTIALIASING_GRAY: {
aa_mode = FT_RENDER_MODE_NORMAL;
} break;
case FONT_ANTIALIASING_LCD: {
int aa_layout = (int)((p_glyph >> 24) & 7);
switch (aa_layout) {
case FONT_LCD_SUBPIXEL_LAYOUT_HRGB: {
aa_mode = FT_RENDER_MODE_LCD;
bgra = false;
} break;
case FONT_LCD_SUBPIXEL_LAYOUT_HBGR: {
aa_mode = FT_RENDER_MODE_LCD;
bgra = true;
} break;
case FONT_LCD_SUBPIXEL_LAYOUT_VRGB: {
aa_mode = FT_RENDER_MODE_LCD_V;
bgra = false;
} break;
case FONT_LCD_SUBPIXEL_LAYOUT_VBGR: {
aa_mode = FT_RENDER_MODE_LCD_V;
bgra = true;
} break;
default: {
aa_mode = FT_RENDER_MODE_NORMAL;
} break;
}
} break;
}
if (!outline) {
if (!p_font_data->msdf) {
error = FT_Render_Glyph(fd->face->glyph, aa_mode);
}
FT_GlyphSlot slot = fd->face->glyph;
if (!error) {
if (p_font_data->msdf) {
#ifdef MODULE_MSDFGEN_ENABLED
gl = rasterize_msdf(p_font_data, fd, p_font_data->msdf_range, rect_range, &slot->outline, Vector2((h + (1 << 9)) >> 10, (v + (1 << 9)) >> 10) / 64.0);
#else
fd->glyph_map[p_glyph] = FontGlyph();
ERR_FAIL_V_MSG(false, "Compiled without MSDFGEN support!");
#endif
} else {
gl = rasterize_bitmap(fd, rect_range, slot->bitmap, slot->bitmap_top, slot->bitmap_left, Vector2((h + (1 << 9)) >> 10, (v + (1 << 9)) >> 10) / 64.0, bgra);
}
}
} else {
FT_Stroker stroker;
if (FT_Stroker_New(ft_library, &stroker) != 0) {
fd->glyph_map[p_glyph] = FontGlyph();
ERR_FAIL_V_MSG(false, "FreeType: Failed to load glyph stroker.");
}
FT_Stroker_Set(stroker, (int)(fd->size.y * fd->oversampling * 16.0), FT_STROKER_LINECAP_BUTT, FT_STROKER_LINEJOIN_ROUND, 0);
FT_Glyph glyph;
FT_BitmapGlyph glyph_bitmap;
if (FT_Get_Glyph(fd->face->glyph, &glyph) != 0) {
goto cleanup_stroker;
}
if (FT_Glyph_Stroke(&glyph, stroker, 1) != 0) {
goto cleanup_glyph;
}
if (FT_Glyph_To_Bitmap(&glyph, aa_mode, nullptr, 1) != 0) {
goto cleanup_glyph;
}
glyph_bitmap = (FT_BitmapGlyph)glyph;
gl = rasterize_bitmap(fd, rect_range, glyph_bitmap->bitmap, glyph_bitmap->top, glyph_bitmap->left, Vector2(), bgra);
cleanup_glyph:
FT_Done_Glyph(glyph);
cleanup_stroker:
FT_Stroker_Done(stroker);
}
fd->glyph_map[p_glyph] = gl;
return gl.found;
}
#endif
fd->glyph_map[p_glyph] = FontGlyph();
return false;
}
_FORCE_INLINE_ bool TextServerAdvanced::_ensure_cache_for_size(FontAdvanced *p_font_data, const Vector2i &p_size) const {
ERR_FAIL_COND_V(p_size.x <= 0, false);
if (p_font_data->cache.has(p_size)) {
return true;
}
FontForSizeAdvanced *fd = memnew(FontForSizeAdvanced);
fd->size = p_size;
if (p_font_data->data_ptr && (p_font_data->data_size > 0)) {
// Init dynamic font.
#ifdef MODULE_FREETYPE_ENABLED
int error = 0;
if (!ft_library) {
error = FT_Init_FreeType(&ft_library);
if (error != 0) {
memdelete(fd);
ERR_FAIL_V_MSG(false, "FreeType: Error initializing library: '" + String(FT_Error_String(error)) + "'.");
}
#ifdef MODULE_SVG_ENABLED
FT_Property_Set(ft_library, "ot-svg", "svg-hooks", get_tvg_svg_in_ot_hooks());
#endif
}
memset(&fd->stream, 0, sizeof(FT_StreamRec));
fd->stream.base = (unsigned char *)p_font_data->data_ptr;
fd->stream.size = p_font_data->data_size;
fd->stream.pos = 0;
FT_Open_Args fargs;
memset(&fargs, 0, sizeof(FT_Open_Args));
fargs.memory_base = (unsigned char *)p_font_data->data_ptr;
fargs.memory_size = p_font_data->data_size;
fargs.flags = FT_OPEN_MEMORY;
fargs.stream = &fd->stream;
int max_index = 0;
FT_Face tmp_face = nullptr;
error = FT_Open_Face(ft_library, &fargs, -1, &tmp_face);
if (tmp_face && error == 0) {
max_index = tmp_face->num_faces - 1;
}
if (tmp_face) {
FT_Done_Face(tmp_face);
}
error = FT_Open_Face(ft_library, &fargs, CLAMP(p_font_data->face_index, 0, max_index), &fd->face);
if (error) {
FT_Done_Face(fd->face);
fd->face = nullptr;
memdelete(fd);
ERR_FAIL_V_MSG(false, "FreeType: Error loading font: '" + String(FT_Error_String(error)) + "'.");
}
if (p_font_data->msdf) {
fd->oversampling = 1.0;
fd->size.x = p_font_data->msdf_source_size;
} else if (p_font_data->oversampling <= 0.0) {
fd->oversampling = _font_get_global_oversampling();
} else {
fd->oversampling = p_font_data->oversampling;
}
if (FT_HAS_COLOR(fd->face) && fd->face->num_fixed_sizes > 0) {
int best_match = 0;
int diff = ABS(fd->size.x - ((int64_t)fd->face->available_sizes[0].width));
fd->scale = double(fd->size.x * fd->oversampling) / fd->face->available_sizes[0].width;
for (int i = 1; i < fd->face->num_fixed_sizes; i++) {
int ndiff = ABS(fd->size.x - ((int64_t)fd->face->available_sizes[i].width));
if (ndiff < diff) {
best_match = i;
diff = ndiff;
fd->scale = double(fd->size.x * fd->oversampling) / fd->face->available_sizes[i].width;
}
}
FT_Select_Size(fd->face, best_match);
} else {
FT_Set_Pixel_Sizes(fd->face, 0, double(fd->size.x * fd->oversampling));
fd->scale = ((double)fd->size.x * fd->oversampling) / (double)fd->face->size->metrics.y_ppem;
}
fd->hb_handle = hb_ft_font_create(fd->face, nullptr);
fd->ascent = (fd->face->size->metrics.ascender / 64.0) / fd->oversampling * fd->scale;
fd->descent = (-fd->face->size->metrics.descender / 64.0) / fd->oversampling * fd->scale;
fd->underline_position = (-FT_MulFix(fd->face->underline_position, fd->face->size->metrics.y_scale) / 64.0) / fd->oversampling * fd->scale;
fd->underline_thickness = (FT_MulFix(fd->face->underline_thickness, fd->face->size->metrics.y_scale) / 64.0) / fd->oversampling * fd->scale;
#if HB_VERSION_ATLEAST(3, 3, 0)
hb_font_set_synthetic_slant(fd->hb_handle, p_font_data->transform[0][1]);
#else
#ifndef _MSC_VER
#warning Building with HarfBuzz < 3.3.0, synthetic slant offset correction disabled.
#endif
#endif
if (!p_font_data->face_init) {
// Get style flags and name.
if (fd->face->family_name != nullptr) {
p_font_data->font_name = String::utf8((const char *)fd->face->family_name);
}
if (fd->face->style_name != nullptr) {
p_font_data->style_name = String::utf8((const char *)fd->face->style_name);
}
p_font_data->weight = _font_get_weight_by_name(p_font_data->style_name.to_lower());
p_font_data->stretch = _font_get_stretch_by_name(p_font_data->style_name.to_lower());
p_font_data->style_flags = 0;
if ((fd->face->style_flags & FT_STYLE_FLAG_BOLD) || p_font_data->weight >= 700) {
p_font_data->style_flags.set_flag(FONT_BOLD);
}
if ((fd->face->style_flags & FT_STYLE_FLAG_ITALIC) || _is_ital_style(p_font_data->style_name.to_lower())) {
p_font_data->style_flags.set_flag(FONT_ITALIC);
}
if (fd->face->face_flags & FT_FACE_FLAG_FIXED_WIDTH) {
p_font_data->style_flags.set_flag(FONT_FIXED_WIDTH);
}
hb_face_t *hb_face = hb_font_get_face(fd->hb_handle);
// Get supported scripts from OpenType font data.
p_font_data->supported_scripts.clear();
unsigned int count = hb_ot_layout_table_get_script_tags(hb_face, HB_OT_TAG_GSUB, 0, nullptr, nullptr);
if (count != 0) {
hb_tag_t *script_tags = (hb_tag_t *)memalloc(count * sizeof(hb_tag_t));
hb_ot_layout_table_get_script_tags(hb_face, HB_OT_TAG_GSUB, 0, &count, script_tags);
for (unsigned int i = 0; i < count; i++) {
p_font_data->supported_scripts.insert(script_tags[i]);
}
memfree(script_tags);
}
count = hb_ot_layout_table_get_script_tags(hb_face, HB_OT_TAG_GPOS, 0, nullptr, nullptr);
if (count != 0) {
hb_tag_t *script_tags = (hb_tag_t *)memalloc(count * sizeof(hb_tag_t));
hb_ot_layout_table_get_script_tags(hb_face, HB_OT_TAG_GPOS, 0, &count, script_tags);
for (unsigned int i = 0; i < count; i++) {
p_font_data->supported_scripts.insert(script_tags[i]);
}
memfree(script_tags);
}
// Get supported scripts from OS2 table.
TT_OS2 *os2 = (TT_OS2 *)FT_Get_Sfnt_Table(fd->face, FT_SFNT_OS2);
if (os2) {
if ((os2->ulUnicodeRange1 & 1L << 4) || (os2->ulUnicodeRange1 & 1L << 5) || (os2->ulUnicodeRange1 & 1L << 6) || (os2->ulUnicodeRange1 & 1L << 31) || (os2->ulUnicodeRange2 & 1L << 0) || (os2->ulUnicodeRange2 & 1L << 1) || (os2->ulUnicodeRange2 & 1L << 2) || (os2->ulUnicodeRange2 & 1L << 3) || (os2->ulUnicodeRange2 & 1L << 4) || (os2->ulUnicodeRange2 & 1L << 5) || (os2->ulUnicodeRange2 & 1L << 6) || (os2->ulUnicodeRange2 & 1L << 7) || (os2->ulUnicodeRange2 & 1L << 8) || (os2->ulUnicodeRange2 & 1L << 9) || (os2->ulUnicodeRange2 & 1L << 10) || (os2->ulUnicodeRange2 & 1L << 11) || (os2->ulUnicodeRange2 & 1L << 12) || (os2->ulUnicodeRange2 & 1L << 13) || (os2->ulUnicodeRange2 & 1L << 14) || (os2->ulUnicodeRange2 & 1L << 15) || (os2->ulUnicodeRange2 & 1L << 30) || (os2->ulUnicodeRange3 & 1L << 0) || (os2->ulUnicodeRange3 & 1L << 1) || (os2->ulUnicodeRange3 & 1L << 2) || (os2->ulUnicodeRange3 & 1L << 4) || (os2->ulUnicodeRange3 & 1L << 5) || (os2->ulUnicodeRange3 & 1L << 18) || (os2->ulUnicodeRange3 & 1L << 24) || (os2->ulUnicodeRange3 & 1L << 25) || (os2->ulUnicodeRange3 & 1L << 26) || (os2->ulUnicodeRange3 & 1L << 27) || (os2->ulUnicodeRange3 & 1L << 28) || (os2->ulUnicodeRange4 & 1L << 3) || (os2->ulUnicodeRange4 & 1L << 6) || (os2->ulUnicodeRange4 & 1L << 15) || (os2->ulUnicodeRange4 & 1L << 23) || (os2->ulUnicodeRange4 & 1L << 24) || (os2->ulUnicodeRange4 & 1L << 26)) {
p_font_data->supported_scripts.insert(HB_SCRIPT_COMMON);
}
if ((os2->ulUnicodeRange1 & 1L << 0) || (os2->ulUnicodeRange1 & 1L << 1) || (os2->ulUnicodeRange1 & 1L << 2) || (os2->ulUnicodeRange1 & 1L << 3) || (os2->ulUnicodeRange1 & 1L << 29)) {
p_font_data->supported_scripts.insert(HB_SCRIPT_LATIN);
}
if ((os2->ulUnicodeRange1 & 1L << 7) || (os2->ulUnicodeRange1 & 1L << 30)) {
p_font_data->supported_scripts.insert(HB_SCRIPT_GREEK);
}
if (os2->ulUnicodeRange1 & 1L << 8) {
p_font_data->supported_scripts.insert(HB_SCRIPT_COPTIC);
}
if (os2->ulUnicodeRange1 & 1L << 9) {
p_font_data->supported_scripts.insert(HB_SCRIPT_CYRILLIC);
}
if (os2->ulUnicodeRange1 & 1L << 10) {
p_font_data->supported_scripts.insert(HB_SCRIPT_ARMENIAN);
}
if (os2->ulUnicodeRange1 & 1L << 11) {
p_font_data->supported_scripts.insert(HB_SCRIPT_HEBREW);
}
if (os2->ulUnicodeRange1 & 1L << 12) {
p_font_data->supported_scripts.insert(HB_SCRIPT_VAI);
}
if ((os2->ulUnicodeRange1 & 1L << 13) || (os2->ulUnicodeRange2 & 1L << 31) || (os2->ulUnicodeRange3 & 1L << 3)) {
p_font_data->supported_scripts.insert(HB_SCRIPT_ARABIC);
}
if (os2->ulUnicodeRange1 & 1L << 14) {
p_font_data->supported_scripts.insert(HB_SCRIPT_NKO);
}
if (os2->ulUnicodeRange1 & 1L << 15) {
p_font_data->supported_scripts.insert(HB_SCRIPT_DEVANAGARI);
}
if (os2->ulUnicodeRange1 & 1L << 16) {
p_font_data->supported_scripts.insert(HB_SCRIPT_BENGALI);
}
if (os2->ulUnicodeRange1 & 1L << 17) {
p_font_data->supported_scripts.insert(HB_SCRIPT_GURMUKHI);
}
if (os2->ulUnicodeRange1 & 1L << 18) {
p_font_data->supported_scripts.insert(HB_SCRIPT_GUJARATI);
}
if (os2->ulUnicodeRange1 & 1L << 19) {
p_font_data->supported_scripts.insert(HB_SCRIPT_ORIYA);
}
if (os2->ulUnicodeRange1 & 1L << 20) {
p_font_data->supported_scripts.insert(HB_SCRIPT_TAMIL);
}
if (os2->ulUnicodeRange1 & 1L << 21) {
p_font_data->supported_scripts.insert(HB_SCRIPT_TELUGU);
}
if (os2->ulUnicodeRange1 & 1L << 22) {
p_font_data->supported_scripts.insert(HB_SCRIPT_KANNADA);
}
if (os2->ulUnicodeRange1 & 1L << 23) {
p_font_data->supported_scripts.insert(HB_SCRIPT_MALAYALAM);
}
if (os2->ulUnicodeRange1 & 1L << 24) {
p_font_data->supported_scripts.insert(HB_SCRIPT_THAI);
}
if (os2->ulUnicodeRange1 & 1L << 25) {
p_font_data->supported_scripts.insert(HB_SCRIPT_LAO);
}
if (os2->ulUnicodeRange1 & 1L << 26) {
p_font_data->supported_scripts.insert(HB_SCRIPT_GEORGIAN);
}
if (os2->ulUnicodeRange1 & 1L << 27) {
p_font_data->supported_scripts.insert(HB_SCRIPT_BALINESE);
}
if ((os2->ulUnicodeRange1 & 1L << 28) || (os2->ulUnicodeRange2 & 1L << 20) || (os2->ulUnicodeRange2 & 1L << 24)) {
p_font_data->supported_scripts.insert(HB_SCRIPT_HANGUL);
}
if ((os2->ulUnicodeRange2 & 1L << 21) || (os2->ulUnicodeRange2 & 1L << 22) || (os2->ulUnicodeRange2 & 1L << 23) || (os2->ulUnicodeRange2 & 1L << 26) || (os2->ulUnicodeRange2 & 1L << 27) || (os2->ulUnicodeRange2 & 1L << 29)) {
p_font_data->supported_scripts.insert(HB_SCRIPT_HAN);
}
if (os2->ulUnicodeRange2 & 1L << 17) {
p_font_data->supported_scripts.insert(HB_SCRIPT_HIRAGANA);
}
if (os2->ulUnicodeRange2 & 1L << 18) {
p_font_data->supported_scripts.insert(HB_SCRIPT_KATAKANA);
}
if (os2->ulUnicodeRange2 & 1L << 19) {
p_font_data->supported_scripts.insert(HB_SCRIPT_BOPOMOFO);
}
if (os2->ulUnicodeRange3 & 1L << 6) {
p_font_data->supported_scripts.insert(HB_SCRIPT_TIBETAN);
}
if (os2->ulUnicodeRange3 & 1L << 7) {
p_font_data->supported_scripts.insert(HB_SCRIPT_SYRIAC);
}
if (os2->ulUnicodeRange3 & 1L << 8) {
p_font_data->supported_scripts.insert(HB_SCRIPT_THAANA);
}
if (os2->ulUnicodeRange3 & 1L << 9) {
p_font_data->supported_scripts.insert(HB_SCRIPT_SINHALA);
}
if (os2->ulUnicodeRange3 & 1L << 10) {
p_font_data->supported_scripts.insert(HB_SCRIPT_MYANMAR);
}
if (os2->ulUnicodeRange3 & 1L << 11) {
p_font_data->supported_scripts.insert(HB_SCRIPT_ETHIOPIC);
}
if (os2->ulUnicodeRange3 & 1L << 12) {
p_font_data->supported_scripts.insert(HB_SCRIPT_CHEROKEE);
}
if (os2->ulUnicodeRange3 & 1L << 13) {
p_font_data->supported_scripts.insert(HB_SCRIPT_CANADIAN_SYLLABICS);
}
if (os2->ulUnicodeRange3 & 1L << 14) {
p_font_data->supported_scripts.insert(HB_SCRIPT_OGHAM);
}
if (os2->ulUnicodeRange3 & 1L << 15) {
p_font_data->supported_scripts.insert(HB_SCRIPT_RUNIC);
}
if (os2->ulUnicodeRange3 & 1L << 16) {
p_font_data->supported_scripts.insert(HB_SCRIPT_KHMER);
}
if (os2->ulUnicodeRange3 & 1L << 17) {
p_font_data->supported_scripts.insert(HB_SCRIPT_MONGOLIAN);
}
if (os2->ulUnicodeRange3 & 1L << 19) {
p_font_data->supported_scripts.insert(HB_SCRIPT_YI);
}
if (os2->ulUnicodeRange3 & 1L << 20) {
p_font_data->supported_scripts.insert(HB_SCRIPT_HANUNOO);
p_font_data->supported_scripts.insert(HB_SCRIPT_TAGBANWA);
p_font_data->supported_scripts.insert(HB_SCRIPT_BUHID);
p_font_data->supported_scripts.insert(HB_SCRIPT_TAGALOG);
}
if (os2->ulUnicodeRange3 & 1L << 21) {
p_font_data->supported_scripts.insert(HB_SCRIPT_OLD_ITALIC);
}
if (os2->ulUnicodeRange3 & 1L << 22) {
p_font_data->supported_scripts.insert(HB_SCRIPT_GOTHIC);
}
if (os2->ulUnicodeRange3 & 1L << 23) {
p_font_data->supported_scripts.insert(HB_SCRIPT_DESERET);
}
if (os2->ulUnicodeRange3 & 1L << 29) {
p_font_data->supported_scripts.insert(HB_SCRIPT_LIMBU);
}
if (os2->ulUnicodeRange3 & 1L << 30) {
p_font_data->supported_scripts.insert(HB_SCRIPT_TAI_LE);
}
if (os2->ulUnicodeRange3 & 1L << 31) {
p_font_data->supported_scripts.insert(HB_SCRIPT_NEW_TAI_LUE);
}
if (os2->ulUnicodeRange4 & 1L << 0) {
p_font_data->supported_scripts.insert(HB_SCRIPT_BUGINESE);
}
if (os2->ulUnicodeRange4 & 1L << 1) {
p_font_data->supported_scripts.insert(HB_SCRIPT_GLAGOLITIC);
}
if (os2->ulUnicodeRange4 & 1L << 2) {
p_font_data->supported_scripts.insert(HB_SCRIPT_TIFINAGH);
}
if (os2->ulUnicodeRange4 & 1L << 4) {
p_font_data->supported_scripts.insert(HB_SCRIPT_SYLOTI_NAGRI);
}
if (os2->ulUnicodeRange4 & 1L << 5) {
p_font_data->supported_scripts.insert(HB_SCRIPT_LINEAR_B);
}
if (os2->ulUnicodeRange4 & 1L << 7) {
p_font_data->supported_scripts.insert(HB_SCRIPT_UGARITIC);
}
if (os2->ulUnicodeRange4 & 1L << 8) {
p_font_data->supported_scripts.insert(HB_SCRIPT_OLD_PERSIAN);
}
if (os2->ulUnicodeRange4 & 1L << 9) {
p_font_data->supported_scripts.insert(HB_SCRIPT_SHAVIAN);
}
if (os2->ulUnicodeRange4 & 1L << 10) {
p_font_data->supported_scripts.insert(HB_SCRIPT_OSMANYA);
}
if (os2->ulUnicodeRange4 & 1L << 11) {
p_font_data->supported_scripts.insert(HB_SCRIPT_CYPRIOT);
}
if (os2->ulUnicodeRange4 & 1L << 12) {
p_font_data->supported_scripts.insert(HB_SCRIPT_KHAROSHTHI);
}
if (os2->ulUnicodeRange4 & 1L << 13) {
p_font_data->supported_scripts.insert(HB_SCRIPT_TAI_VIET);
}
if (os2->ulUnicodeRange4 & 1L << 14) {
p_font_data->supported_scripts.insert(HB_SCRIPT_CUNEIFORM);
}
if (os2->ulUnicodeRange4 & 1L << 16) {
p_font_data->supported_scripts.insert(HB_SCRIPT_SUNDANESE);
}
if (os2->ulUnicodeRange4 & 1L << 17) {
p_font_data->supported_scripts.insert(HB_SCRIPT_LEPCHA);
}
if (os2->ulUnicodeRange4 & 1L << 18) {
p_font_data->supported_scripts.insert(HB_SCRIPT_OL_CHIKI);
}
if (os2->ulUnicodeRange4 & 1L << 19) {
p_font_data->supported_scripts.insert(HB_SCRIPT_SAURASHTRA);
}
if (os2->ulUnicodeRange4 & 1L << 20) {
p_font_data->supported_scripts.insert(HB_SCRIPT_KAYAH_LI);
}
if (os2->ulUnicodeRange4 & 1L << 21) {
p_font_data->supported_scripts.insert(HB_SCRIPT_REJANG);
}
if (os2->ulUnicodeRange4 & 1L << 22) {
p_font_data->supported_scripts.insert(HB_SCRIPT_CHAM);
}
if (os2->ulUnicodeRange4 & 1L << 25) {
p_font_data->supported_scripts.insert(HB_SCRIPT_ANATOLIAN_HIEROGLYPHS);
}
}
// Read OpenType feature tags.
p_font_data->supported_features.clear();
count = hb_ot_layout_table_get_feature_tags(hb_face, HB_OT_TAG_GSUB, 0, nullptr, nullptr);
if (count != 0) {
hb_tag_t *feature_tags = (hb_tag_t *)memalloc(count * sizeof(hb_tag_t));
hb_ot_layout_table_get_feature_tags(hb_face, HB_OT_TAG_GSUB, 0, &count, feature_tags);
for (unsigned int i = 0; i < count; i++) {
Dictionary ftr;
#if HB_VERSION_ATLEAST(2, 1, 0)
hb_ot_name_id_t lbl_id;
if (hb_ot_layout_feature_get_name_ids(hb_face, HB_OT_TAG_GSUB, i, &lbl_id, nullptr, nullptr, nullptr, nullptr)) {
PackedInt32Array lbl;
unsigned int text_size = hb_ot_name_get_utf32(hb_face, lbl_id, hb_language_from_string(TranslationServer::get_singleton()->get_tool_locale().ascii().get_data(), -1), nullptr, nullptr) + 1;
lbl.resize(text_size);
memset((uint32_t *)lbl.ptrw(), 0, sizeof(uint32_t) * text_size);
hb_ot_name_get_utf32(hb_face, lbl_id, hb_language_from_string(TranslationServer::get_singleton()->get_tool_locale().ascii().get_data(), -1), &text_size, (uint32_t *)lbl.ptrw());
ftr["label"] = String((const char32_t *)lbl.ptr());
}
#else
#ifndef _MSC_VER
#warning Building with HarfBuzz < 2.1.0, readable OpenType feature names disabled.
#endif
#endif
ftr["type"] = _get_tag_type(feature_tags[i]);
ftr["hidden"] = _get_tag_hidden(feature_tags[i]);
p_font_data->supported_features[feature_tags[i]] = ftr;
}
memfree(feature_tags);
}
count = hb_ot_layout_table_get_feature_tags(hb_face, HB_OT_TAG_GPOS, 0, nullptr, nullptr);
if (count != 0) {
hb_tag_t *feature_tags = (hb_tag_t *)memalloc(count * sizeof(hb_tag_t));
hb_ot_layout_table_get_feature_tags(hb_face, HB_OT_TAG_GPOS, 0, &count, feature_tags);
for (unsigned int i = 0; i < count; i++) {
Dictionary ftr;
#if HB_VERSION_ATLEAST(2, 1, 0)
hb_ot_name_id_t lbl_id;
if (hb_ot_layout_feature_get_name_ids(hb_face, HB_OT_TAG_GPOS, i, &lbl_id, nullptr, nullptr, nullptr, nullptr)) {
PackedInt32Array lbl;
unsigned int text_size = hb_ot_name_get_utf32(hb_face, lbl_id, hb_language_from_string(TranslationServer::get_singleton()->get_tool_locale().ascii().get_data(), -1), nullptr, nullptr) + 1;
lbl.resize(text_size);
memset((uint32_t *)lbl.ptrw(), 0, sizeof(uint32_t) * text_size);
hb_ot_name_get_utf32(hb_face, lbl_id, hb_language_from_string(TranslationServer::get_singleton()->get_tool_locale().ascii().get_data(), -1), &text_size, (uint32_t *)lbl.ptrw());
ftr["label"] = String((const char32_t *)lbl.ptr());
}
#else
#ifndef _MSC_VER
#warning Building with HarfBuzz < 2.1.0, readable OpenType feature names disabled.
#endif
#endif
ftr["type"] = _get_tag_type(feature_tags[i]);
ftr["hidden"] = _get_tag_hidden(feature_tags[i]);
p_font_data->supported_features[feature_tags[i]] = ftr;
}
memfree(feature_tags);
}
// Read OpenType variations.
p_font_data->supported_varaitions.clear();
if (fd->face->face_flags & FT_FACE_FLAG_MULTIPLE_MASTERS) {
FT_MM_Var *amaster;
FT_Get_MM_Var(fd->face, &amaster);
for (FT_UInt i = 0; i < amaster->num_axis; i++) {
p_font_data->supported_varaitions[(int32_t)amaster->axis[i].tag] = Vector3i(amaster->axis[i].minimum / 65536, amaster->axis[i].maximum / 65536, amaster->axis[i].def / 65536);
}
FT_Done_MM_Var(ft_library, amaster);
}
p_font_data->face_init = true;
}
// Write variations.
if (fd->face->face_flags & FT_FACE_FLAG_MULTIPLE_MASTERS) {
FT_MM_Var *amaster;
FT_Get_MM_Var(fd->face, &amaster);
Vector<hb_variation_t> hb_vars;
Vector<FT_Fixed> coords;
coords.resize(amaster->num_axis);
FT_Get_Var_Design_Coordinates(fd->face, coords.size(), coords.ptrw());
for (FT_UInt i = 0; i < amaster->num_axis; i++) {
hb_variation_t var;
// Reset to default.
var.tag = amaster->axis[i].tag;
var.value = (double)amaster->axis[i].def / 65536.0;
coords.write[i] = amaster->axis[i].def;
if (p_font_data->variation_coordinates.has(var.tag)) {
var.value = p_font_data->variation_coordinates[var.tag];
coords.write[i] = CLAMP(var.value * 65536.0, amaster->axis[i].minimum, amaster->axis[i].maximum);
}
if (p_font_data->variation_coordinates.has(_tag_to_name(var.tag))) {
var.value = p_font_data->variation_coordinates[_tag_to_name(var.tag)];
coords.write[i] = CLAMP(var.value * 65536.0, amaster->axis[i].minimum, amaster->axis[i].maximum);
}
hb_vars.push_back(var);
}
FT_Set_Var_Design_Coordinates(fd->face, coords.size(), coords.ptrw());
hb_font_set_variations(fd->hb_handle, hb_vars.is_empty() ? nullptr : &hb_vars[0], hb_vars.size());
FT_Done_MM_Var(ft_library, amaster);
}
#else
memdelete(fd);
ERR_FAIL_V_MSG(false, "FreeType: Can't load dynamic font, engine is compiled without FreeType support!");
#endif
} else {
// Init bitmap font.
fd->hb_handle = _bmp_font_create(fd, nullptr);
}
p_font_data->cache[p_size] = fd;
return true;
}
_FORCE_INLINE_ void TextServerAdvanced::_font_clear_cache(FontAdvanced *p_font_data) {
for (const KeyValue<Vector2i, FontForSizeAdvanced *> &E : p_font_data->cache) {
memdelete(E.value);
}
p_font_data->cache.clear();
p_font_data->face_init = false;
p_font_data->supported_features.clear();
p_font_data->supported_varaitions.clear();
p_font_data->supported_scripts.clear();
}
hb_font_t *TextServerAdvanced::_font_get_hb_handle(const RID &p_font_rid, int64_t p_size) const {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND_V(!fd, nullptr);
MutexLock lock(fd->mutex);
Vector2i size = _get_size(fd, p_size);
ERR_FAIL_COND_V(!_ensure_cache_for_size(fd, size), nullptr);
return fd->cache[size]->hb_handle;
}
RID TextServerAdvanced::_create_font() {
_THREAD_SAFE_METHOD_
FontAdvanced *fd = memnew(FontAdvanced);
return font_owner.make_rid(fd);
}
void TextServerAdvanced::_font_set_data(const RID &p_font_rid, const PackedByteArray &p_data) {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND(!fd);
MutexLock lock(fd->mutex);
_font_clear_cache(fd);
fd->data = p_data;
fd->data_ptr = fd->data.ptr();
fd->data_size = fd->data.size();
}
void TextServerAdvanced::_font_set_data_ptr(const RID &p_font_rid, const uint8_t *p_data_ptr, int64_t p_data_size) {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND(!fd);
MutexLock lock(fd->mutex);
_font_clear_cache(fd);
fd->data.resize(0);
fd->data_ptr = p_data_ptr;
fd->data_size = p_data_size;
}
void TextServerAdvanced::_font_set_face_index(const RID &p_font_rid, int64_t p_face_index) {
ERR_FAIL_COND(p_face_index < 0);
ERR_FAIL_COND(p_face_index >= 0x7FFF);
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND(!fd);
MutexLock lock(fd->mutex);
if (fd->face_index != p_face_index) {
fd->face_index = p_face_index;
_font_clear_cache(fd);
}
}
int64_t TextServerAdvanced::_font_get_face_index(const RID &p_font_rid) const {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND_V(!fd, 0);
MutexLock lock(fd->mutex);
return fd->face_index;
}
int64_t TextServerAdvanced::_font_get_face_count(const RID &p_font_rid) const {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND_V(!fd, 0);
MutexLock lock(fd->mutex);
int face_count = 0;
if (fd->data_ptr && (fd->data_size > 0)) {
// Init dynamic font.
#ifdef MODULE_FREETYPE_ENABLED
int error = 0;
if (!ft_library) {
error = FT_Init_FreeType(&ft_library);
ERR_FAIL_COND_V_MSG(error != 0, false, "FreeType: Error initializing library: '" + String(FT_Error_String(error)) + "'.");
#ifdef MODULE_SVG_ENABLED
FT_Property_Set(ft_library, "ot-svg", "svg-hooks", get_tvg_svg_in_ot_hooks());
#endif
}
FT_StreamRec stream;
memset(&stream, 0, sizeof(FT_StreamRec));
stream.base = (unsigned char *)fd->data_ptr;
stream.size = fd->data_size;
stream.pos = 0;
FT_Open_Args fargs;
memset(&fargs, 0, sizeof(FT_Open_Args));
fargs.memory_base = (unsigned char *)fd->data_ptr;
fargs.memory_size = fd->data_size;
fargs.flags = FT_OPEN_MEMORY;
fargs.stream = &stream;
FT_Face tmp_face = nullptr;
error = FT_Open_Face(ft_library, &fargs, -1, &tmp_face);
if (error == 0) {
face_count = tmp_face->num_faces;
FT_Done_Face(tmp_face);
}
#endif
}
return face_count;
}
void TextServerAdvanced::_font_set_style(const RID &p_font_rid, BitField<FontStyle> p_style) {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND(!fd);
MutexLock lock(fd->mutex);
Vector2i size = _get_size(fd, 16);
ERR_FAIL_COND(!_ensure_cache_for_size(fd, size));
fd->style_flags = p_style;
}
BitField<TextServer::FontStyle> TextServerAdvanced::_font_get_style(const RID &p_font_rid) const {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND_V(!fd, 0);
MutexLock lock(fd->mutex);
Vector2i size = _get_size(fd, 16);
ERR_FAIL_COND_V(!_ensure_cache_for_size(fd, size), 0);
return fd->style_flags;
}
void TextServerAdvanced::_font_set_style_name(const RID &p_font_rid, const String &p_name) {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND(!fd);
MutexLock lock(fd->mutex);
Vector2i size = _get_size(fd, 16);
ERR_FAIL_COND(!_ensure_cache_for_size(fd, size));
fd->style_name = p_name;
}
String TextServerAdvanced::_font_get_style_name(const RID &p_font_rid) const {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND_V(!fd, String());
MutexLock lock(fd->mutex);
Vector2i size = _get_size(fd, 16);
ERR_FAIL_COND_V(!_ensure_cache_for_size(fd, size), String());
return fd->style_name;
}
void TextServerAdvanced::_font_set_weight(const RID &p_font_rid, int64_t p_weight) {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND(!fd);
MutexLock lock(fd->mutex);
Vector2i size = _get_size(fd, 16);
ERR_FAIL_COND(!_ensure_cache_for_size(fd, size));
fd->weight = CLAMP(p_weight, 100, 999);
}
int64_t TextServerAdvanced::_font_get_weight(const RID &p_font_rid) const {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND_V(!fd, 400);
MutexLock lock(fd->mutex);
Vector2i size = _get_size(fd, 16);
ERR_FAIL_COND_V(!_ensure_cache_for_size(fd, size), 400);
return fd->weight;
}
void TextServerAdvanced::_font_set_stretch(const RID &p_font_rid, int64_t p_stretch) {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND(!fd);
MutexLock lock(fd->mutex);
Vector2i size = _get_size(fd, 16);
ERR_FAIL_COND(!_ensure_cache_for_size(fd, size));
fd->stretch = CLAMP(p_stretch, 50, 200);
}
int64_t TextServerAdvanced::_font_get_stretch(const RID &p_font_rid) const {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND_V(!fd, 100);
MutexLock lock(fd->mutex);
Vector2i size = _get_size(fd, 16);
ERR_FAIL_COND_V(!_ensure_cache_for_size(fd, size), 100);
return fd->stretch;
}
void TextServerAdvanced::_font_set_name(const RID &p_font_rid, const String &p_name) {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND(!fd);
MutexLock lock(fd->mutex);
Vector2i size = _get_size(fd, 16);
ERR_FAIL_COND(!_ensure_cache_for_size(fd, size));
fd->font_name = p_name;
}
String TextServerAdvanced::_font_get_name(const RID &p_font_rid) const {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND_V(!fd, String());
MutexLock lock(fd->mutex);
Vector2i size = _get_size(fd, 16);
ERR_FAIL_COND_V(!_ensure_cache_for_size(fd, size), String());
return fd->font_name;
}
void TextServerAdvanced::_font_set_antialiasing(const RID &p_font_rid, TextServer::FontAntialiasing p_antialiasing) {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND(!fd);
MutexLock lock(fd->mutex);
if (fd->antialiasing != p_antialiasing) {
_font_clear_cache(fd);
fd->antialiasing = p_antialiasing;
}
}
TextServer::FontAntialiasing TextServerAdvanced::_font_get_antialiasing(const RID &p_font_rid) const {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND_V(!fd, TextServer::FONT_ANTIALIASING_NONE);
MutexLock lock(fd->mutex);
return fd->antialiasing;
}
void TextServerAdvanced::_font_set_generate_mipmaps(const RID &p_font_rid, bool p_generate_mipmaps) {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND(!fd);
MutexLock lock(fd->mutex);
if (fd->mipmaps != p_generate_mipmaps) {
for (KeyValue<Vector2i, FontForSizeAdvanced *> &E : fd->cache) {
for (int i = 0; i < E.value->textures.size(); i++) {
E.value->textures.write[i].dirty = true;
E.value->textures.write[i].texture = Ref<ImageTexture>();
}
}
fd->mipmaps = p_generate_mipmaps;
}
}
bool TextServerAdvanced::_font_get_generate_mipmaps(const RID &p_font_rid) const {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND_V(!fd, false);
MutexLock lock(fd->mutex);
return fd->mipmaps;
}
void TextServerAdvanced::_font_set_multichannel_signed_distance_field(const RID &p_font_rid, bool p_msdf) {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND(!fd);
MutexLock lock(fd->mutex);
if (fd->msdf != p_msdf) {
_font_clear_cache(fd);
fd->msdf = p_msdf;
}
}
bool TextServerAdvanced::_font_is_multichannel_signed_distance_field(const RID &p_font_rid) const {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND_V(!fd, false);
MutexLock lock(fd->mutex);
return fd->msdf;
}
void TextServerAdvanced::_font_set_msdf_pixel_range(const RID &p_font_rid, int64_t p_msdf_pixel_range) {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND(!fd);
MutexLock lock(fd->mutex);
if (fd->msdf_range != p_msdf_pixel_range) {
_font_clear_cache(fd);
fd->msdf_range = p_msdf_pixel_range;
}
}
int64_t TextServerAdvanced::_font_get_msdf_pixel_range(const RID &p_font_rid) const {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND_V(!fd, false);
MutexLock lock(fd->mutex);
return fd->msdf_range;
}
void TextServerAdvanced::_font_set_msdf_size(const RID &p_font_rid, int64_t p_msdf_size) {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND(!fd);
MutexLock lock(fd->mutex);
if (fd->msdf_source_size != p_msdf_size) {
_font_clear_cache(fd);
fd->msdf_source_size = p_msdf_size;
}
}
int64_t TextServerAdvanced::_font_get_msdf_size(const RID &p_font_rid) const {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND_V(!fd, false);
MutexLock lock(fd->mutex);
return fd->msdf_source_size;
}
void TextServerAdvanced::_font_set_fixed_size(const RID &p_font_rid, int64_t p_fixed_size) {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND(!fd);
MutexLock lock(fd->mutex);
fd->fixed_size = p_fixed_size;
}
int64_t TextServerAdvanced::_font_get_fixed_size(const RID &p_font_rid) const {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND_V(!fd, false);
MutexLock lock(fd->mutex);
return fd->fixed_size;
}
void TextServerAdvanced::_font_set_allow_system_fallback(const RID &p_font_rid, bool p_allow_system_fallback) {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND(!fd);
MutexLock lock(fd->mutex);
if (fd->allow_system_fallback != p_allow_system_fallback) {
_font_clear_cache(fd);
fd->allow_system_fallback = p_allow_system_fallback;
}
}
bool TextServerAdvanced::_font_is_allow_system_fallback(const RID &p_font_rid) const {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND_V(!fd, false);
MutexLock lock(fd->mutex);
return fd->allow_system_fallback;
}
void TextServerAdvanced::_font_set_force_autohinter(const RID &p_font_rid, bool p_force_autohinter) {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND(!fd);
MutexLock lock(fd->mutex);
if (fd->force_autohinter != p_force_autohinter) {
_font_clear_cache(fd);
fd->force_autohinter = p_force_autohinter;
}
}
bool TextServerAdvanced::_font_is_force_autohinter(const RID &p_font_rid) const {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND_V(!fd, false);
MutexLock lock(fd->mutex);
return fd->force_autohinter;
}
void TextServerAdvanced::_font_set_hinting(const RID &p_font_rid, TextServer::Hinting p_hinting) {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND(!fd);
MutexLock lock(fd->mutex);
if (fd->hinting != p_hinting) {
_font_clear_cache(fd);
fd->hinting = p_hinting;
}
}
TextServer::Hinting TextServerAdvanced::_font_get_hinting(const RID &p_font_rid) const {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND_V(!fd, HINTING_NONE);
MutexLock lock(fd->mutex);
return fd->hinting;
}
void TextServerAdvanced::_font_set_subpixel_positioning(const RID &p_font_rid, TextServer::SubpixelPositioning p_subpixel) {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND(!fd);
MutexLock lock(fd->mutex);
fd->subpixel_positioning = p_subpixel;
}
TextServer::SubpixelPositioning TextServerAdvanced::_font_get_subpixel_positioning(const RID &p_font_rid) const {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND_V(!fd, SUBPIXEL_POSITIONING_DISABLED);
MutexLock lock(fd->mutex);
return fd->subpixel_positioning;
}
void TextServerAdvanced::_font_set_embolden(const RID &p_font_rid, double p_strength) {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND(!fd);
MutexLock lock(fd->mutex);
if (fd->embolden != p_strength) {
_font_clear_cache(fd);
fd->embolden = p_strength;
}
}
double TextServerAdvanced::_font_get_embolden(const RID &p_font_rid) const {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND_V(!fd, 0.0);
MutexLock lock(fd->mutex);
return fd->embolden;
}
void TextServerAdvanced::_font_set_transform(const RID &p_font_rid, const Transform2D &p_transform) {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND(!fd);
MutexLock lock(fd->mutex);
if (fd->transform != p_transform) {
_font_clear_cache(fd);
fd->transform = p_transform;
}
}
Transform2D TextServerAdvanced::_font_get_transform(const RID &p_font_rid) const {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND_V(!fd, Transform2D());
MutexLock lock(fd->mutex);
return fd->transform;
}
void TextServerAdvanced::_font_set_variation_coordinates(const RID &p_font_rid, const Dictionary &p_variation_coordinates) {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND(!fd);
MutexLock lock(fd->mutex);
if (fd->variation_coordinates != p_variation_coordinates) {
_font_clear_cache(fd);
fd->variation_coordinates = p_variation_coordinates;
}
}
Dictionary TextServerAdvanced::_font_get_variation_coordinates(const RID &p_font_rid) const {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND_V(!fd, Dictionary());
MutexLock lock(fd->mutex);
return fd->variation_coordinates;
}
void TextServerAdvanced::_font_set_oversampling(const RID &p_font_rid, double p_oversampling) {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND(!fd);
MutexLock lock(fd->mutex);
if (fd->oversampling != p_oversampling) {
_font_clear_cache(fd);
fd->oversampling = p_oversampling;
}
}
double TextServerAdvanced::_font_get_oversampling(const RID &p_font_rid) const {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND_V(!fd, 0.0);
MutexLock lock(fd->mutex);
return fd->oversampling;
}
TypedArray<Vector2i> TextServerAdvanced::_font_get_size_cache_list(const RID &p_font_rid) const {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND_V(!fd, TypedArray<Vector2i>());
MutexLock lock(fd->mutex);
TypedArray<Vector2i> ret;
for (const KeyValue<Vector2i, FontForSizeAdvanced *> &E : fd->cache) {
ret.push_back(E.key);
}
return ret;
}
void TextServerAdvanced::_font_clear_size_cache(const RID &p_font_rid) {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND(!fd);
MutexLock lock(fd->mutex);
for (const KeyValue<Vector2i, FontForSizeAdvanced *> &E : fd->cache) {
memdelete(E.value);
}
fd->cache.clear();
}
void TextServerAdvanced::_font_remove_size_cache(const RID &p_font_rid, const Vector2i &p_size) {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND(!fd);
MutexLock lock(fd->mutex);
if (fd->cache.has(p_size)) {
memdelete(fd->cache[p_size]);
fd->cache.erase(p_size);
}
}
void TextServerAdvanced::_font_set_ascent(const RID &p_font_rid, int64_t p_size, double p_ascent) {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND(!fd);
MutexLock lock(fd->mutex);
Vector2i size = _get_size(fd, p_size);
ERR_FAIL_COND(!_ensure_cache_for_size(fd, size));
fd->cache[size]->ascent = p_ascent;
}
double TextServerAdvanced::_font_get_ascent(const RID &p_font_rid, int64_t p_size) const {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND_V(!fd, 0.0);
MutexLock lock(fd->mutex);
Vector2i size = _get_size(fd, p_size);
ERR_FAIL_COND_V(!_ensure_cache_for_size(fd, size), 0.0);
if (fd->msdf) {
return fd->cache[size]->ascent * (double)p_size / (double)fd->msdf_source_size;
} else {
return fd->cache[size]->ascent;
}
}
void TextServerAdvanced::_font_set_descent(const RID &p_font_rid, int64_t p_size, double p_descent) {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND(!fd);
Vector2i size = _get_size(fd, p_size);
ERR_FAIL_COND(!_ensure_cache_for_size(fd, size));
fd->cache[size]->descent = p_descent;
}
double TextServerAdvanced::_font_get_descent(const RID &p_font_rid, int64_t p_size) const {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND_V(!fd, 0.0);
MutexLock lock(fd->mutex);
Vector2i size = _get_size(fd, p_size);
ERR_FAIL_COND_V(!_ensure_cache_for_size(fd, size), 0.0);
if (fd->msdf) {
return fd->cache[size]->descent * (double)p_size / (double)fd->msdf_source_size;
} else {
return fd->cache[size]->descent;
}
}
void TextServerAdvanced::_font_set_underline_position(const RID &p_font_rid, int64_t p_size, double p_underline_position) {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND(!fd);
MutexLock lock(fd->mutex);
Vector2i size = _get_size(fd, p_size);
ERR_FAIL_COND(!_ensure_cache_for_size(fd, size));
fd->cache[size]->underline_position = p_underline_position;
}
double TextServerAdvanced::_font_get_underline_position(const RID &p_font_rid, int64_t p_size) const {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND_V(!fd, 0.0);
MutexLock lock(fd->mutex);
Vector2i size = _get_size(fd, p_size);
ERR_FAIL_COND_V(!_ensure_cache_for_size(fd, size), 0.0);
if (fd->msdf) {
return fd->cache[size]->underline_position * (double)p_size / (double)fd->msdf_source_size;
} else {
return fd->cache[size]->underline_position;
}
}
void TextServerAdvanced::_font_set_underline_thickness(const RID &p_font_rid, int64_t p_size, double p_underline_thickness) {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND(!fd);
MutexLock lock(fd->mutex);
Vector2i size = _get_size(fd, p_size);
ERR_FAIL_COND(!_ensure_cache_for_size(fd, size));
fd->cache[size]->underline_thickness = p_underline_thickness;
}
double TextServerAdvanced::_font_get_underline_thickness(const RID &p_font_rid, int64_t p_size) const {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND_V(!fd, 0.0);
MutexLock lock(fd->mutex);
Vector2i size = _get_size(fd, p_size);
ERR_FAIL_COND_V(!_ensure_cache_for_size(fd, size), 0.0);
if (fd->msdf) {
return fd->cache[size]->underline_thickness * (double)p_size / (double)fd->msdf_source_size;
} else {
return fd->cache[size]->underline_thickness;
}
}
void TextServerAdvanced::_font_set_scale(const RID &p_font_rid, int64_t p_size, double p_scale) {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND(!fd);
MutexLock lock(fd->mutex);
Vector2i size = _get_size(fd, p_size);
ERR_FAIL_COND(!_ensure_cache_for_size(fd, size));
#ifdef MODULE_FREETYPE_ENABLED
if (fd->cache[size]->face) {
return; // Do not override scale for dynamic fonts, it's calculated automatically.
}
#endif
fd->cache[size]->scale = p_scale;
}
double TextServerAdvanced::_font_get_scale(const RID &p_font_rid, int64_t p_size) const {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND_V(!fd, 0.0);
MutexLock lock(fd->mutex);
Vector2i size = _get_size(fd, p_size);
ERR_FAIL_COND_V(!_ensure_cache_for_size(fd, size), 0.0);
if (fd->msdf) {
return fd->cache[size]->scale * (double)p_size / (double)fd->msdf_source_size;
} else {
return fd->cache[size]->scale / fd->cache[size]->oversampling;
}
}
int64_t TextServerAdvanced::_font_get_texture_count(const RID &p_font_rid, const Vector2i &p_size) const {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND_V(!fd, 0);
MutexLock lock(fd->mutex);
Vector2i size = _get_size_outline(fd, p_size);
ERR_FAIL_COND_V(!_ensure_cache_for_size(fd, size), 0);
return fd->cache[size]->textures.size();
}
void TextServerAdvanced::_font_clear_textures(const RID &p_font_rid, const Vector2i &p_size) {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND(!fd);
MutexLock lock(fd->mutex);
Vector2i size = _get_size_outline(fd, p_size);
ERR_FAIL_COND(!_ensure_cache_for_size(fd, size));
fd->cache[size]->textures.clear();
}
void TextServerAdvanced::_font_remove_texture(const RID &p_font_rid, const Vector2i &p_size, int64_t p_texture_index) {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND(!fd);
MutexLock lock(fd->mutex);
Vector2i size = _get_size_outline(fd, p_size);
ERR_FAIL_COND(!_ensure_cache_for_size(fd, size));
ERR_FAIL_INDEX(p_texture_index, fd->cache[size]->textures.size());
fd->cache[size]->textures.remove_at(p_texture_index);
}
void TextServerAdvanced::_font_set_texture_image(const RID &p_font_rid, const Vector2i &p_size, int64_t p_texture_index, const Ref<Image> &p_image) {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND(!fd);
ERR_FAIL_COND(p_image.is_null());
MutexLock lock(fd->mutex);
Vector2i size = _get_size_outline(fd, p_size);
ERR_FAIL_COND(!_ensure_cache_for_size(fd, size));
ERR_FAIL_COND(p_texture_index < 0);
if (p_texture_index >= fd->cache[size]->textures.size()) {
fd->cache[size]->textures.resize(p_texture_index + 1);
}
ShelfPackTexture &tex = fd->cache[size]->textures.write[p_texture_index];
tex.imgdata = p_image->get_data();
tex.texture_w = p_image->get_width();
tex.texture_h = p_image->get_height();
tex.format = p_image->get_format();
Ref<Image> img = Image::create_from_data(tex.texture_w, tex.texture_h, false, tex.format, tex.imgdata);
if (fd->mipmaps) {
img->generate_mipmaps();
}
tex.texture = ImageTexture::create_from_image(img);
tex.dirty = false;
}
Ref<Image> TextServerAdvanced::_font_get_texture_image(const RID &p_font_rid, const Vector2i &p_size, int64_t p_texture_index) const {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND_V(!fd, Ref<Image>());
MutexLock lock(fd->mutex);
Vector2i size = _get_size_outline(fd, p_size);
ERR_FAIL_COND_V(!_ensure_cache_for_size(fd, size), Ref<Image>());
ERR_FAIL_INDEX_V(p_texture_index, fd->cache[size]->textures.size(), Ref<Image>());
const ShelfPackTexture &tex = fd->cache[size]->textures[p_texture_index];
return Image::create_from_data(tex.texture_w, tex.texture_h, false, tex.format, tex.imgdata);
}
void TextServerAdvanced::_font_set_texture_offsets(const RID &p_font_rid, const Vector2i &p_size, int64_t p_texture_index, const PackedInt32Array &p_offsets) {
ERR_FAIL_COND(p_offsets.size() % 4 != 0);
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND(!fd);
MutexLock lock(fd->mutex);
Vector2i size = _get_size_outline(fd, p_size);
ERR_FAIL_COND(!_ensure_cache_for_size(fd, size));
ERR_FAIL_COND(p_texture_index < 0);
if (p_texture_index >= fd->cache[size]->textures.size()) {
fd->cache[size]->textures.resize(p_texture_index + 1);
}
ShelfPackTexture &tex = fd->cache[size]->textures.write[p_texture_index];
tex.shelves.clear();
for (int32_t i = 0; i < p_offsets.size(); i += 4) {
tex.shelves.push_back(Shelf(p_offsets[i], p_offsets[i + 1], p_offsets[i + 2], p_offsets[i + 3]));
}
}
PackedInt32Array TextServerAdvanced::_font_get_texture_offsets(const RID &p_font_rid, const Vector2i &p_size, int64_t p_texture_index) const {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND_V(!fd, PackedInt32Array());
MutexLock lock(fd->mutex);
Vector2i size = _get_size_outline(fd, p_size);
ERR_FAIL_COND_V(!_ensure_cache_for_size(fd, size), PackedInt32Array());
ERR_FAIL_INDEX_V(p_texture_index, fd->cache[size]->textures.size(), PackedInt32Array());
const ShelfPackTexture &tex = fd->cache[size]->textures[p_texture_index];
PackedInt32Array ret;
ret.resize(tex.shelves.size() * 4);
int32_t *wr = ret.ptrw();
int32_t i = 0;
for (const Shelf &E : tex.shelves) {
wr[i * 4] = E.x;
wr[i * 4 + 1] = E.y;
wr[i * 4 + 2] = E.w;
wr[i * 4 + 3] = E.h;
i++;
}
return ret;
}
PackedInt32Array TextServerAdvanced::_font_get_glyph_list(const RID &p_font_rid, const Vector2i &p_size) const {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND_V(!fd, PackedInt32Array());
MutexLock lock(fd->mutex);
Vector2i size = _get_size_outline(fd, p_size);
ERR_FAIL_COND_V(!_ensure_cache_for_size(fd, size), PackedInt32Array());
PackedInt32Array ret;
const HashMap<int32_t, FontGlyph> &gl = fd->cache[size]->glyph_map;
for (const KeyValue<int32_t, FontGlyph> &E : gl) {
ret.push_back(E.key);
}
return ret;
}
void TextServerAdvanced::_font_clear_glyphs(const RID &p_font_rid, const Vector2i &p_size) {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND(!fd);
MutexLock lock(fd->mutex);
Vector2i size = _get_size_outline(fd, p_size);
ERR_FAIL_COND(!_ensure_cache_for_size(fd, size));
fd->cache[size]->glyph_map.clear();
}
void TextServerAdvanced::_font_remove_glyph(const RID &p_font_rid, const Vector2i &p_size, int64_t p_glyph) {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND(!fd);
MutexLock lock(fd->mutex);
Vector2i size = _get_size_outline(fd, p_size);
ERR_FAIL_COND(!_ensure_cache_for_size(fd, size));
fd->cache[size]->glyph_map.erase(p_glyph);
}
double TextServerAdvanced::_get_extra_advance(RID p_font_rid, int p_font_size) const {
const FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND_V(!fd, 0.0);
MutexLock lock(fd->mutex);
Vector2i size = _get_size(fd, p_font_size);
if (fd->embolden != 0.0) {
return fd->embolden * double(size.x) / 64.0;
} else {
return 0.0;
}
}
Vector2 TextServerAdvanced::_font_get_glyph_advance(const RID &p_font_rid, int64_t p_size, int64_t p_glyph) const {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND_V(!fd, Vector2());
MutexLock lock(fd->mutex);
Vector2i size = _get_size(fd, p_size);
ERR_FAIL_COND_V(!_ensure_cache_for_size(fd, size), Vector2());
int mod = 0;
if (fd->antialiasing == FONT_ANTIALIASING_LCD) {
TextServer::FontLCDSubpixelLayout layout = (TextServer::FontLCDSubpixelLayout)(int)GLOBAL_GET("gui/theme/lcd_subpixel_layout");
if (layout != FONT_LCD_SUBPIXEL_LAYOUT_NONE) {
mod = (layout << 24);
}
}
if (!_ensure_glyph(fd, size, p_glyph | mod)) {
return Vector2(); // Invalid or non graphicl glyph, do not display errors.
}
const HashMap<int32_t, FontGlyph> &gl = fd->cache[size]->glyph_map;
Vector2 ea;
if (fd->embolden != 0.0) {
ea.x = fd->embolden * double(size.x) / 64.0;
}
double scale = _font_get_scale(p_font_rid, p_size);
if (fd->msdf) {
return (gl[p_glyph | mod].advance + ea) * (double)p_size / (double)fd->msdf_source_size;
} else if ((scale == 1.0) && ((fd->subpixel_positioning == SUBPIXEL_POSITIONING_DISABLED) || (fd->subpixel_positioning == SUBPIXEL_POSITIONING_AUTO && size.x > SUBPIXEL_POSITIONING_ONE_HALF_MAX_SIZE))) {
return (gl[p_glyph | mod].advance + ea).round();
} else {
return gl[p_glyph | mod].advance + ea;
}
}
void TextServerAdvanced::_font_set_glyph_advance(const RID &p_font_rid, int64_t p_size, int64_t p_glyph, const Vector2 &p_advance) {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND(!fd);
MutexLock lock(fd->mutex);
Vector2i size = _get_size(fd, p_size);
ERR_FAIL_COND(!_ensure_cache_for_size(fd, size));
HashMap<int32_t, FontGlyph> &gl = fd->cache[size]->glyph_map;
gl[p_glyph].advance = p_advance;
gl[p_glyph].found = true;
}
Vector2 TextServerAdvanced::_font_get_glyph_offset(const RID &p_font_rid, const Vector2i &p_size, int64_t p_glyph) const {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND_V(!fd, Vector2());
MutexLock lock(fd->mutex);
Vector2i size = _get_size_outline(fd, p_size);
ERR_FAIL_COND_V(!_ensure_cache_for_size(fd, size), Vector2());
int mod = 0;
if (fd->antialiasing == FONT_ANTIALIASING_LCD) {
TextServer::FontLCDSubpixelLayout layout = (TextServer::FontLCDSubpixelLayout)(int)GLOBAL_GET("gui/theme/lcd_subpixel_layout");
if (layout != FONT_LCD_SUBPIXEL_LAYOUT_NONE) {
mod = (layout << 24);
}
}
if (!_ensure_glyph(fd, size, p_glyph | mod)) {
return Vector2(); // Invalid or non graphicl glyph, do not display errors.
}
const HashMap<int32_t, FontGlyph> &gl = fd->cache[size]->glyph_map;
if (fd->msdf) {
return gl[p_glyph | mod].rect.position * (double)p_size.x / (double)fd->msdf_source_size;
} else {
return gl[p_glyph | mod].rect.position;
}
}
void TextServerAdvanced::_font_set_glyph_offset(const RID &p_font_rid, const Vector2i &p_size, int64_t p_glyph, const Vector2 &p_offset) {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND(!fd);
MutexLock lock(fd->mutex);
Vector2i size = _get_size_outline(fd, p_size);
ERR_FAIL_COND(!_ensure_cache_for_size(fd, size));
HashMap<int32_t, FontGlyph> &gl = fd->cache[size]->glyph_map;
gl[p_glyph].rect.position = p_offset;
gl[p_glyph].found = true;
}
Vector2 TextServerAdvanced::_font_get_glyph_size(const RID &p_font_rid, const Vector2i &p_size, int64_t p_glyph) const {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND_V(!fd, Vector2());
MutexLock lock(fd->mutex);
Vector2i size = _get_size_outline(fd, p_size);
ERR_FAIL_COND_V(!_ensure_cache_for_size(fd, size), Vector2());
int mod = 0;
if (fd->antialiasing == FONT_ANTIALIASING_LCD) {
TextServer::FontLCDSubpixelLayout layout = (TextServer::FontLCDSubpixelLayout)(int)GLOBAL_GET("gui/theme/lcd_subpixel_layout");
if (layout != FONT_LCD_SUBPIXEL_LAYOUT_NONE) {
mod = (layout << 24);
}
}
if (!_ensure_glyph(fd, size, p_glyph | mod)) {
return Vector2(); // Invalid or non graphicl glyph, do not display errors.
}
const HashMap<int32_t, FontGlyph> &gl = fd->cache[size]->glyph_map;
if (fd->msdf) {
return gl[p_glyph | mod].rect.size * (double)p_size.x / (double)fd->msdf_source_size;
} else {
return gl[p_glyph | mod].rect.size;
}
}
void TextServerAdvanced::_font_set_glyph_size(const RID &p_font_rid, const Vector2i &p_size, int64_t p_glyph, const Vector2 &p_gl_size) {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND(!fd);
MutexLock lock(fd->mutex);
Vector2i size = _get_size_outline(fd, p_size);
ERR_FAIL_COND(!_ensure_cache_for_size(fd, size));
HashMap<int32_t, FontGlyph> &gl = fd->cache[size]->glyph_map;
gl[p_glyph].rect.size = p_gl_size;
gl[p_glyph].found = true;
}
Rect2 TextServerAdvanced::_font_get_glyph_uv_rect(const RID &p_font_rid, const Vector2i &p_size, int64_t p_glyph) const {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND_V(!fd, Rect2());
MutexLock lock(fd->mutex);
Vector2i size = _get_size_outline(fd, p_size);
ERR_FAIL_COND_V(!_ensure_cache_for_size(fd, size), Rect2());
int mod = 0;
if (fd->antialiasing == FONT_ANTIALIASING_LCD) {
TextServer::FontLCDSubpixelLayout layout = (TextServer::FontLCDSubpixelLayout)(int)GLOBAL_GET("gui/theme/lcd_subpixel_layout");
if (layout != FONT_LCD_SUBPIXEL_LAYOUT_NONE) {
mod = (layout << 24);
}
}
if (!_ensure_glyph(fd, size, p_glyph | mod)) {
return Rect2(); // Invalid or non graphicl glyph, do not display errors.
}
const HashMap<int32_t, FontGlyph> &gl = fd->cache[size]->glyph_map;
return gl[p_glyph | mod].uv_rect;
}
void TextServerAdvanced::_font_set_glyph_uv_rect(const RID &p_font_rid, const Vector2i &p_size, int64_t p_glyph, const Rect2 &p_uv_rect) {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND(!fd);
MutexLock lock(fd->mutex);
Vector2i size = _get_size_outline(fd, p_size);
ERR_FAIL_COND(!_ensure_cache_for_size(fd, size));
HashMap<int32_t, FontGlyph> &gl = fd->cache[size]->glyph_map;
gl[p_glyph].uv_rect = p_uv_rect;
gl[p_glyph].found = true;
}
int64_t TextServerAdvanced::_font_get_glyph_texture_idx(const RID &p_font_rid, const Vector2i &p_size, int64_t p_glyph) const {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND_V(!fd, -1);
MutexLock lock(fd->mutex);
Vector2i size = _get_size_outline(fd, p_size);
ERR_FAIL_COND_V(!_ensure_cache_for_size(fd, size), -1);
int mod = 0;
if (fd->antialiasing == FONT_ANTIALIASING_LCD) {
TextServer::FontLCDSubpixelLayout layout = (TextServer::FontLCDSubpixelLayout)(int)GLOBAL_GET("gui/theme/lcd_subpixel_layout");
if (layout != FONT_LCD_SUBPIXEL_LAYOUT_NONE) {
mod = (layout << 24);
}
}
if (!_ensure_glyph(fd, size, p_glyph | mod)) {
return -1; // Invalid or non graphicl glyph, do not display errors.
}
const HashMap<int32_t, FontGlyph> &gl = fd->cache[size]->glyph_map;
return gl[p_glyph | mod].texture_idx;
}
void TextServerAdvanced::_font_set_glyph_texture_idx(const RID &p_font_rid, const Vector2i &p_size, int64_t p_glyph, int64_t p_texture_idx) {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND(!fd);
MutexLock lock(fd->mutex);
Vector2i size = _get_size_outline(fd, p_size);
ERR_FAIL_COND(!_ensure_cache_for_size(fd, size));
HashMap<int32_t, FontGlyph> &gl = fd->cache[size]->glyph_map;
gl[p_glyph].texture_idx = p_texture_idx;
gl[p_glyph].found = true;
}
RID TextServerAdvanced::_font_get_glyph_texture_rid(const RID &p_font_rid, const Vector2i &p_size, int64_t p_glyph) const {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND_V(!fd, RID());
MutexLock lock(fd->mutex);
Vector2i size = _get_size_outline(fd, p_size);
ERR_FAIL_COND_V(!_ensure_cache_for_size(fd, size), RID());
int mod = 0;
if (fd->antialiasing == FONT_ANTIALIASING_LCD) {
TextServer::FontLCDSubpixelLayout layout = (TextServer::FontLCDSubpixelLayout)(int)GLOBAL_GET("gui/theme/lcd_subpixel_layout");
if (layout != FONT_LCD_SUBPIXEL_LAYOUT_NONE) {
mod = (layout << 24);
}
}
if (!_ensure_glyph(fd, size, p_glyph | mod)) {
return RID(); // Invalid or non graphicl glyph, do not display errors.
}
const HashMap<int32_t, FontGlyph> &gl = fd->cache[size]->glyph_map;
ERR_FAIL_COND_V(gl[p_glyph | mod].texture_idx < -1 || gl[p_glyph | mod].texture_idx >= fd->cache[size]->textures.size(), RID());
if (RenderingServer::get_singleton() != nullptr) {
if (gl[p_glyph | mod].texture_idx != -1) {
if (fd->cache[size]->textures[gl[p_glyph | mod].texture_idx].dirty) {
ShelfPackTexture &tex = fd->cache[size]->textures.write[gl[p_glyph | mod].texture_idx];
Ref<Image> img = Image::create_from_data(tex.texture_w, tex.texture_h, false, tex.format, tex.imgdata);
if (fd->mipmaps) {
img->generate_mipmaps();
}
if (tex.texture.is_null()) {
tex.texture = ImageTexture::create_from_image(img);
} else {
tex.texture->update(img);
}
tex.dirty = false;
}
return fd->cache[size]->textures[gl[p_glyph | mod].texture_idx].texture->get_rid();
}
}
return RID();
}
Size2 TextServerAdvanced::_font_get_glyph_texture_size(const RID &p_font_rid, const Vector2i &p_size, int64_t p_glyph) const {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND_V(!fd, Size2());
MutexLock lock(fd->mutex);
Vector2i size = _get_size_outline(fd, p_size);
ERR_FAIL_COND_V(!_ensure_cache_for_size(fd, size), Size2());
int mod = 0;
if (fd->antialiasing == FONT_ANTIALIASING_LCD) {
TextServer::FontLCDSubpixelLayout layout = (TextServer::FontLCDSubpixelLayout)(int)GLOBAL_GET("gui/theme/lcd_subpixel_layout");
if (layout != FONT_LCD_SUBPIXEL_LAYOUT_NONE) {
mod = (layout << 24);
}
}
if (!_ensure_glyph(fd, size, p_glyph | mod)) {
return Size2(); // Invalid or non graphicl glyph, do not display errors.
}
const HashMap<int32_t, FontGlyph> &gl = fd->cache[size]->glyph_map;
ERR_FAIL_COND_V(gl[p_glyph | mod].texture_idx < -1 || gl[p_glyph | mod].texture_idx >= fd->cache[size]->textures.size(), Size2());
if (RenderingServer::get_singleton() != nullptr) {
if (gl[p_glyph | mod].texture_idx != -1) {
if (fd->cache[size]->textures[gl[p_glyph | mod].texture_idx].dirty) {
ShelfPackTexture &tex = fd->cache[size]->textures.write[gl[p_glyph | mod].texture_idx];
Ref<Image> img = Image::create_from_data(tex.texture_w, tex.texture_h, false, tex.format, tex.imgdata);
if (fd->mipmaps) {
img->generate_mipmaps();
}
if (tex.texture.is_null()) {
tex.texture = ImageTexture::create_from_image(img);
} else {
tex.texture->update(img);
}
tex.dirty = false;
}
return fd->cache[size]->textures[gl[p_glyph | mod].texture_idx].texture->get_size();
}
}
return Size2();
}
Dictionary TextServerAdvanced::_font_get_glyph_contours(const RID &p_font_rid, int64_t p_size, int64_t p_index) const {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND_V(!fd, Dictionary());
MutexLock lock(fd->mutex);
Vector2i size = _get_size(fd, p_size);
ERR_FAIL_COND_V(!_ensure_cache_for_size(fd, size), Dictionary());
#ifdef MODULE_FREETYPE_ENABLED
PackedVector3Array points;
PackedInt32Array contours;
int32_t index = p_index & 0xffffff; // Remove subpixel shifts.
int error = FT_Load_Glyph(fd->cache[size]->face, index, FT_LOAD_NO_BITMAP | (fd->force_autohinter ? FT_LOAD_FORCE_AUTOHINT : 0));
ERR_FAIL_COND_V(error, Dictionary());
if (fd->embolden != 0.f) {
FT_Pos strength = fd->embolden * p_size * 4; // 26.6 fractional units (1 / 64).
FT_Outline_Embolden(&fd->cache[size]->face->glyph->outline, strength);
}
if (fd->transform != Transform2D()) {
FT_Matrix mat = { FT_Fixed(fd->transform[0][0] * 65536), FT_Fixed(fd->transform[0][1] * 65536), FT_Fixed(fd->transform[1][0] * 65536), FT_Fixed(fd->transform[1][1] * 65536) }; // 16.16 fractional units (1 / 65536).
FT_Outline_Transform(&fd->cache[size]->face->glyph->outline, &mat);
}
double scale = (1.0 / 64.0) / fd->cache[size]->oversampling * fd->cache[size]->scale;
if (fd->msdf) {
scale = scale * (double)p_size / (double)fd->msdf_source_size;
}
for (short i = 0; i < fd->cache[size]->face->glyph->outline.n_points; i++) {
points.push_back(Vector3(fd->cache[size]->face->glyph->outline.points[i].x * scale, -fd->cache[size]->face->glyph->outline.points[i].y * scale, FT_CURVE_TAG(fd->cache[size]->face->glyph->outline.tags[i])));
}
for (short i = 0; i < fd->cache[size]->face->glyph->outline.n_contours; i++) {
contours.push_back(fd->cache[size]->face->glyph->outline.contours[i]);
}
bool orientation = (FT_Outline_Get_Orientation(&fd->cache[size]->face->glyph->outline) == FT_ORIENTATION_FILL_RIGHT);
Dictionary out;
out["points"] = points;
out["contours"] = contours;
out["orientation"] = orientation;
return out;
#else
return Dictionary();
#endif
}
TypedArray<Vector2i> TextServerAdvanced::_font_get_kerning_list(const RID &p_font_rid, int64_t p_size) const {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND_V(!fd, TypedArray<Vector2i>());
MutexLock lock(fd->mutex);
Vector2i size = _get_size(fd, p_size);
ERR_FAIL_COND_V(!_ensure_cache_for_size(fd, size), TypedArray<Vector2i>());
TypedArray<Vector2i> ret;
for (const KeyValue<Vector2i, FontForSizeAdvanced *> &E : fd->cache) {
ret.push_back(E.key);
}
return ret;
}
void TextServerAdvanced::_font_clear_kerning_map(const RID &p_font_rid, int64_t p_size) {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND(!fd);
MutexLock lock(fd->mutex);
Vector2i size = _get_size(fd, p_size);
ERR_FAIL_COND(!_ensure_cache_for_size(fd, size));
fd->cache[size]->kerning_map.clear();
}
void TextServerAdvanced::_font_remove_kerning(const RID &p_font_rid, int64_t p_size, const Vector2i &p_glyph_pair) {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND(!fd);
MutexLock lock(fd->mutex);
Vector2i size = _get_size(fd, p_size);
ERR_FAIL_COND(!_ensure_cache_for_size(fd, size));
fd->cache[size]->kerning_map.erase(p_glyph_pair);
}
void TextServerAdvanced::_font_set_kerning(const RID &p_font_rid, int64_t p_size, const Vector2i &p_glyph_pair, const Vector2 &p_kerning) {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND(!fd);
MutexLock lock(fd->mutex);
Vector2i size = _get_size(fd, p_size);
ERR_FAIL_COND(!_ensure_cache_for_size(fd, size));
fd->cache[size]->kerning_map[p_glyph_pair] = p_kerning;
}
Vector2 TextServerAdvanced::_font_get_kerning(const RID &p_font_rid, int64_t p_size, const Vector2i &p_glyph_pair) const {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND_V(!fd, Vector2());
MutexLock lock(fd->mutex);
Vector2i size = _get_size(fd, p_size);
ERR_FAIL_COND_V(!_ensure_cache_for_size(fd, size), Vector2());
const HashMap<Vector2i, Vector2> &kern = fd->cache[size]->kerning_map;
if (kern.has(p_glyph_pair)) {
if (fd->msdf) {
return kern[p_glyph_pair] * (double)p_size / (double)fd->msdf_source_size;
} else {
return kern[p_glyph_pair];
}
} else {
#ifdef MODULE_FREETYPE_ENABLED
if (fd->cache[size]->face) {
FT_Vector delta;
FT_Get_Kerning(fd->cache[size]->face, p_glyph_pair.x, p_glyph_pair.y, FT_KERNING_DEFAULT, &delta);
if (fd->msdf) {
return Vector2(delta.x, delta.y) * (double)p_size / (double)fd->msdf_source_size;
} else {
return Vector2(delta.x, delta.y);
}
}
#endif
}
return Vector2();
}
int64_t TextServerAdvanced::_font_get_glyph_index(const RID &p_font_rid, int64_t p_size, int64_t p_char, int64_t p_variation_selector) const {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND_V(!fd, 0);
ERR_FAIL_COND_V_MSG((p_char >= 0xd800 && p_char <= 0xdfff) || (p_char > 0x10ffff), 0, "Unicode parsing error: Invalid unicode codepoint " + String::num_int64(p_char, 16) + ".");
ERR_FAIL_COND_V_MSG((p_variation_selector >= 0xd800 && p_variation_selector <= 0xdfff) || (p_variation_selector > 0x10ffff), 0, "Unicode parsing error: Invalid unicode codepoint " + String::num_int64(p_variation_selector, 16) + ".");
MutexLock lock(fd->mutex);
Vector2i size = _get_size(fd, p_size);
ERR_FAIL_COND_V(!_ensure_cache_for_size(fd, size), 0);
#ifdef MODULE_FREETYPE_ENABLED
if (fd->cache[size]->face) {
if (p_variation_selector) {
return FT_Face_GetCharVariantIndex(fd->cache[size]->face, p_char, p_variation_selector);
} else {
return FT_Get_Char_Index(fd->cache[size]->face, p_char);
}
} else {
return (int64_t)p_char;
}
#else
return (int64_t)p_char;
#endif
}
bool TextServerAdvanced::_font_has_char(const RID &p_font_rid, int64_t p_char) const {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND_V_MSG((p_char >= 0xd800 && p_char <= 0xdfff) || (p_char > 0x10ffff), false, "Unicode parsing error: Invalid unicode codepoint " + String::num_int64(p_char, 16) + ".");
if (!fd) {
return false;
}
MutexLock lock(fd->mutex);
if (fd->cache.is_empty()) {
ERR_FAIL_COND_V(!_ensure_cache_for_size(fd, fd->msdf ? Vector2i(fd->msdf_source_size, 0) : Vector2i(16, 0)), false);
}
FontForSizeAdvanced *at_size = fd->cache.begin()->value;
#ifdef MODULE_FREETYPE_ENABLED
if (at_size && at_size->face) {
return FT_Get_Char_Index(at_size->face, p_char) != 0;
}
#endif
return (at_size) ? at_size->glyph_map.has((int32_t)p_char) : false;
}
String TextServerAdvanced::_font_get_supported_chars(const RID &p_font_rid) const {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND_V(!fd, String());
MutexLock lock(fd->mutex);
if (fd->cache.is_empty()) {
ERR_FAIL_COND_V(!_ensure_cache_for_size(fd, fd->msdf ? Vector2i(fd->msdf_source_size, 0) : Vector2i(16, 0)), String());
}
FontForSizeAdvanced *at_size = fd->cache.begin()->value;
String chars;
#ifdef MODULE_FREETYPE_ENABLED
if (at_size && at_size->face) {
FT_UInt gindex;
FT_ULong charcode = FT_Get_First_Char(at_size->face, &gindex);
while (gindex != 0) {
if (charcode != 0) {
chars = chars + String::chr(charcode);
}
charcode = FT_Get_Next_Char(at_size->face, charcode, &gindex);
}
return chars;
}
#endif
if (at_size) {
const HashMap<int32_t, FontGlyph> &gl = at_size->glyph_map;
for (const KeyValue<int32_t, FontGlyph> &E : gl) {
chars = chars + String::chr(E.key);
}
}
return chars;
}
void TextServerAdvanced::_font_render_range(const RID &p_font_rid, const Vector2i &p_size, int64_t p_start, int64_t p_end) {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND(!fd);
ERR_FAIL_COND_MSG((p_start >= 0xd800 && p_start <= 0xdfff) || (p_start > 0x10ffff), "Unicode parsing error: Invalid unicode codepoint " + String::num_int64(p_start, 16) + ".");
ERR_FAIL_COND_MSG((p_end >= 0xd800 && p_end <= 0xdfff) || (p_end > 0x10ffff), "Unicode parsing error: Invalid unicode codepoint " + String::num_int64(p_end, 16) + ".");
MutexLock lock(fd->mutex);
Vector2i size = _get_size_outline(fd, p_size);
ERR_FAIL_COND(!_ensure_cache_for_size(fd, size));
for (int64_t i = p_start; i <= p_end; i++) {
#ifdef MODULE_FREETYPE_ENABLED
int32_t idx = FT_Get_Char_Index(fd->cache[size]->face, i);
if (fd->cache[size]->face) {
if (fd->msdf) {
_ensure_glyph(fd, size, (int32_t)idx);
} else {
for (int aa = 0; aa < ((fd->antialiasing == FONT_ANTIALIASING_LCD) ? FONT_LCD_SUBPIXEL_LAYOUT_MAX : 1); aa++) {
if ((fd->subpixel_positioning == SUBPIXEL_POSITIONING_ONE_QUARTER) || (fd->subpixel_positioning == SUBPIXEL_POSITIONING_AUTO && size.x <= SUBPIXEL_POSITIONING_ONE_QUARTER_MAX_SIZE)) {
_ensure_glyph(fd, size, (int32_t)idx | (0 << 27) | (aa << 24));
_ensure_glyph(fd, size, (int32_t)idx | (1 << 27) | (aa << 24));
_ensure_glyph(fd, size, (int32_t)idx | (2 << 27) | (aa << 24));
_ensure_glyph(fd, size, (int32_t)idx | (3 << 27) | (aa << 24));
} else if ((fd->subpixel_positioning == SUBPIXEL_POSITIONING_ONE_HALF) || (fd->subpixel_positioning == SUBPIXEL_POSITIONING_AUTO && size.x <= SUBPIXEL_POSITIONING_ONE_HALF_MAX_SIZE)) {
_ensure_glyph(fd, size, (int32_t)idx | (1 << 27) | (aa << 24));
_ensure_glyph(fd, size, (int32_t)idx | (0 << 27) | (aa << 24));
} else {
_ensure_glyph(fd, size, (int32_t)idx | (aa << 24));
}
}
}
}
#endif
}
}
void TextServerAdvanced::_font_render_glyph(const RID &p_font_rid, const Vector2i &p_size, int64_t p_index) {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND(!fd);
MutexLock lock(fd->mutex);
Vector2i size = _get_size_outline(fd, p_size);
ERR_FAIL_COND(!_ensure_cache_for_size(fd, size));
#ifdef MODULE_FREETYPE_ENABLED
int32_t idx = p_index & 0xffffff; // Remove subpixel shifts.
if (fd->cache[size]->face) {
if (fd->msdf) {
_ensure_glyph(fd, size, (int32_t)idx);
} else {
for (int aa = 0; aa < ((fd->antialiasing == FONT_ANTIALIASING_LCD) ? FONT_LCD_SUBPIXEL_LAYOUT_MAX : 1); aa++) {
if ((fd->subpixel_positioning == SUBPIXEL_POSITIONING_ONE_QUARTER) || (fd->subpixel_positioning == SUBPIXEL_POSITIONING_AUTO && size.x <= SUBPIXEL_POSITIONING_ONE_QUARTER_MAX_SIZE)) {
_ensure_glyph(fd, size, (int32_t)idx | (0 << 27) | (aa << 24));
_ensure_glyph(fd, size, (int32_t)idx | (1 << 27) | (aa << 24));
_ensure_glyph(fd, size, (int32_t)idx | (2 << 27) | (aa << 24));
_ensure_glyph(fd, size, (int32_t)idx | (3 << 27) | (aa << 24));
} else if ((fd->subpixel_positioning == SUBPIXEL_POSITIONING_ONE_HALF) || (fd->subpixel_positioning == SUBPIXEL_POSITIONING_AUTO && size.x <= SUBPIXEL_POSITIONING_ONE_HALF_MAX_SIZE)) {
_ensure_glyph(fd, size, (int32_t)idx | (1 << 27) | (aa << 24));
_ensure_glyph(fd, size, (int32_t)idx | (0 << 27) | (aa << 24));
} else {
_ensure_glyph(fd, size, (int32_t)idx | (aa << 24));
}
}
}
}
#endif
}
void TextServerAdvanced::_font_draw_glyph(const RID &p_font_rid, const RID &p_canvas, int64_t p_size, const Vector2 &p_pos, int64_t p_index, const Color &p_color) const {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND(!fd);
MutexLock lock(fd->mutex);
Vector2i size = _get_size(fd, p_size);
ERR_FAIL_COND(!_ensure_cache_for_size(fd, size));
int32_t index = p_index & 0xffffff; // Remove subpixel shifts.
bool lcd_aa = false;
#ifdef MODULE_FREETYPE_ENABLED
if (!fd->msdf && fd->cache[size]->face) {
// LCD layout, bits 24, 25, 26
if (fd->antialiasing == FONT_ANTIALIASING_LCD) {
TextServer::FontLCDSubpixelLayout layout = (TextServer::FontLCDSubpixelLayout)(int)GLOBAL_GET("gui/theme/lcd_subpixel_layout");
if (layout != FONT_LCD_SUBPIXEL_LAYOUT_NONE) {
lcd_aa = true;
index = index | (layout << 24);
}
}
// Subpixel X-shift, bits 27, 28
if ((fd->subpixel_positioning == SUBPIXEL_POSITIONING_ONE_QUARTER) || (fd->subpixel_positioning == SUBPIXEL_POSITIONING_AUTO && size.x <= SUBPIXEL_POSITIONING_ONE_QUARTER_MAX_SIZE)) {
int xshift = (int)(Math::floor(4 * (p_pos.x + 0.125)) - 4 * Math::floor(p_pos.x + 0.125));
index = index | (xshift << 27);
} else if ((fd->subpixel_positioning == SUBPIXEL_POSITIONING_ONE_HALF) || (fd->subpixel_positioning == SUBPIXEL_POSITIONING_AUTO && size.x <= SUBPIXEL_POSITIONING_ONE_HALF_MAX_SIZE)) {
int xshift = (int)(Math::floor(2 * (p_pos.x + 0.25)) - 2 * Math::floor(p_pos.x + 0.25));
index = index | (xshift << 27);
}
}
#endif
if (!_ensure_glyph(fd, size, index)) {
return; // Invalid or non-graphical glyph, do not display errors, nothing to draw.
}
const FontGlyph &gl = fd->cache[size]->glyph_map[index];
if (gl.found) {
ERR_FAIL_COND(gl.texture_idx < -1 || gl.texture_idx >= fd->cache[size]->textures.size());
if (gl.texture_idx != -1) {
Color modulate = p_color;
#ifdef MODULE_FREETYPE_ENABLED
if (fd->cache[size]->face && (fd->cache[size]->textures[gl.texture_idx].format == Image::FORMAT_RGBA8) && !lcd_aa && !fd->msdf) {
modulate.r = modulate.g = modulate.b = 1.0;
}
#endif
if (RenderingServer::get_singleton() != nullptr) {
if (fd->cache[size]->textures[gl.texture_idx].dirty) {
ShelfPackTexture &tex = fd->cache[size]->textures.write[gl.texture_idx];
Ref<Image> img = Image::create_from_data(tex.texture_w, tex.texture_h, false, tex.format, tex.imgdata);
if (fd->mipmaps) {
img->generate_mipmaps();
}
if (tex.texture.is_null()) {
tex.texture = ImageTexture::create_from_image(img);
} else {
tex.texture->update(img);
}
tex.dirty = false;
}
RID texture = fd->cache[size]->textures[gl.texture_idx].texture->get_rid();
if (fd->msdf) {
Point2 cpos = p_pos;
cpos += gl.rect.position * (double)p_size / (double)fd->msdf_source_size;
Size2 csize = gl.rect.size * (double)p_size / (double)fd->msdf_source_size;
RenderingServer::get_singleton()->canvas_item_add_msdf_texture_rect_region(p_canvas, Rect2(cpos, csize), texture, gl.uv_rect, modulate, 0, fd->msdf_range);
} else {
double scale = _font_get_scale(p_font_rid, p_size);
Point2 cpos = p_pos;
if ((fd->subpixel_positioning == SUBPIXEL_POSITIONING_ONE_QUARTER) || (fd->subpixel_positioning == SUBPIXEL_POSITIONING_AUTO && size.x <= SUBPIXEL_POSITIONING_ONE_QUARTER_MAX_SIZE)) {
cpos.x = cpos.x + 0.125;
} else if ((fd->subpixel_positioning == SUBPIXEL_POSITIONING_ONE_HALF) || (fd->subpixel_positioning == SUBPIXEL_POSITIONING_AUTO && size.x <= SUBPIXEL_POSITIONING_ONE_HALF_MAX_SIZE)) {
cpos.x = cpos.x + 0.25;
}
if (scale == 1.0) {
cpos.y = Math::floor(cpos.y);
cpos.x = Math::floor(cpos.x);
}
cpos += gl.rect.position;
Size2 csize = gl.rect.size;
if (lcd_aa) {
RenderingServer::get_singleton()->canvas_item_add_lcd_texture_rect_region(p_canvas, Rect2(cpos, csize), texture, gl.uv_rect, modulate);
} else {
RenderingServer::get_singleton()->canvas_item_add_texture_rect_region(p_canvas, Rect2(cpos, csize), texture, gl.uv_rect, modulate, false, false);
}
}
}
}
}
}
void TextServerAdvanced::_font_draw_glyph_outline(const RID &p_font_rid, const RID &p_canvas, int64_t p_size, int64_t p_outline_size, const Vector2 &p_pos, int64_t p_index, const Color &p_color) const {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND(!fd);
MutexLock lock(fd->mutex);
Vector2i size = _get_size_outline(fd, Vector2i(p_size, p_outline_size));
ERR_FAIL_COND(!_ensure_cache_for_size(fd, size));
int32_t index = p_index & 0xffffff; // Remove subpixel shifts.
bool lcd_aa = false;
#ifdef MODULE_FREETYPE_ENABLED
if (!fd->msdf && fd->cache[size]->face) {
// LCD layout, bits 24, 25, 26
if (fd->antialiasing == FONT_ANTIALIASING_LCD) {
TextServer::FontLCDSubpixelLayout layout = (TextServer::FontLCDSubpixelLayout)(int)GLOBAL_GET("gui/theme/lcd_subpixel_layout");
if (layout != FONT_LCD_SUBPIXEL_LAYOUT_NONE) {
lcd_aa = true;
index = index | (layout << 24);
}
}
// Subpixel X-shift, bits 27, 28
if ((fd->subpixel_positioning == SUBPIXEL_POSITIONING_ONE_QUARTER) || (fd->subpixel_positioning == SUBPIXEL_POSITIONING_AUTO && size.x <= SUBPIXEL_POSITIONING_ONE_QUARTER_MAX_SIZE)) {
int xshift = (int)(Math::floor(4 * (p_pos.x + 0.125)) - 4 * Math::floor(p_pos.x + 0.125));
index = index | (xshift << 27);
} else if ((fd->subpixel_positioning == SUBPIXEL_POSITIONING_ONE_HALF) || (fd->subpixel_positioning == SUBPIXEL_POSITIONING_AUTO && size.x <= SUBPIXEL_POSITIONING_ONE_HALF_MAX_SIZE)) {
int xshift = (int)(Math::floor(2 * (p_pos.x + 0.25)) - 2 * Math::floor(p_pos.x + 0.25));
index = index | (xshift << 27);
}
}
#endif
if (!_ensure_glyph(fd, size, index)) {
return; // Invalid or non-graphical glyph, do not display errors, nothing to draw.
}
const FontGlyph &gl = fd->cache[size]->glyph_map[index];
if (gl.found) {
ERR_FAIL_COND(gl.texture_idx < -1 || gl.texture_idx >= fd->cache[size]->textures.size());
if (gl.texture_idx != -1) {
Color modulate = p_color;
#ifdef MODULE_FREETYPE_ENABLED
if (fd->cache[size]->face && (fd->cache[size]->textures[gl.texture_idx].format == Image::FORMAT_RGBA8) && !lcd_aa && !fd->msdf) {
modulate.r = modulate.g = modulate.b = 1.0;
}
#endif
if (RenderingServer::get_singleton() != nullptr) {
if (fd->cache[size]->textures[gl.texture_idx].dirty) {
ShelfPackTexture &tex = fd->cache[size]->textures.write[gl.texture_idx];
Ref<Image> img = Image::create_from_data(tex.texture_w, tex.texture_h, false, tex.format, tex.imgdata);
if (fd->mipmaps) {
img->generate_mipmaps();
}
if (tex.texture.is_null()) {
tex.texture = ImageTexture::create_from_image(img);
} else {
tex.texture->update(img);
}
tex.dirty = false;
}
RID texture = fd->cache[size]->textures[gl.texture_idx].texture->get_rid();
if (fd->msdf) {
Point2 cpos = p_pos;
cpos += gl.rect.position * (double)p_size / (double)fd->msdf_source_size;
Size2 csize = gl.rect.size * (double)p_size / (double)fd->msdf_source_size;
RenderingServer::get_singleton()->canvas_item_add_msdf_texture_rect_region(p_canvas, Rect2(cpos, csize), texture, gl.uv_rect, modulate, p_outline_size * 2, fd->msdf_range);
} else {
Point2 cpos = p_pos;
double scale = _font_get_scale(p_font_rid, p_size);
if ((fd->subpixel_positioning == SUBPIXEL_POSITIONING_ONE_QUARTER) || (fd->subpixel_positioning == SUBPIXEL_POSITIONING_AUTO && size.x <= SUBPIXEL_POSITIONING_ONE_QUARTER_MAX_SIZE)) {
cpos.x = cpos.x + 0.125;
} else if ((fd->subpixel_positioning == SUBPIXEL_POSITIONING_ONE_HALF) || (fd->subpixel_positioning == SUBPIXEL_POSITIONING_AUTO && size.x <= SUBPIXEL_POSITIONING_ONE_HALF_MAX_SIZE)) {
cpos.x = cpos.x + 0.25;
}
if (scale == 1.0) {
cpos.y = Math::floor(cpos.y);
cpos.x = Math::floor(cpos.x);
}
cpos += gl.rect.position;
Size2 csize = gl.rect.size;
if (lcd_aa) {
RenderingServer::get_singleton()->canvas_item_add_lcd_texture_rect_region(p_canvas, Rect2(cpos, csize), texture, gl.uv_rect, modulate);
} else {
RenderingServer::get_singleton()->canvas_item_add_texture_rect_region(p_canvas, Rect2(cpos, csize), texture, gl.uv_rect, modulate, false, false);
}
}
}
}
}
}
bool TextServerAdvanced::_font_is_language_supported(const RID &p_font_rid, const String &p_language) const {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND_V(!fd, false);
MutexLock lock(fd->mutex);
if (fd->language_support_overrides.has(p_language)) {
return fd->language_support_overrides[p_language];
} else {
return true;
}
}
void TextServerAdvanced::_font_set_language_support_override(const RID &p_font_rid, const String &p_language, bool p_supported) {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND(!fd);
MutexLock lock(fd->mutex);
fd->language_support_overrides[p_language] = p_supported;
}
bool TextServerAdvanced::_font_get_language_support_override(const RID &p_font_rid, const String &p_language) {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND_V(!fd, false);
MutexLock lock(fd->mutex);
return fd->language_support_overrides[p_language];
}
void TextServerAdvanced::_font_remove_language_support_override(const RID &p_font_rid, const String &p_language) {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND(!fd);
MutexLock lock(fd->mutex);
fd->language_support_overrides.erase(p_language);
}
PackedStringArray TextServerAdvanced::_font_get_language_support_overrides(const RID &p_font_rid) {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND_V(!fd, PackedStringArray());
MutexLock lock(fd->mutex);
PackedStringArray out;
for (const KeyValue<String, bool> &E : fd->language_support_overrides) {
out.push_back(E.key);
}
return out;
}
bool TextServerAdvanced::_font_is_script_supported(const RID &p_font_rid, const String &p_script) const {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND_V(!fd, false);
MutexLock lock(fd->mutex);
if (fd->script_support_overrides.has(p_script)) {
return fd->script_support_overrides[p_script];
} else {
Vector2i size = _get_size(fd, 16);
ERR_FAIL_COND_V(!_ensure_cache_for_size(fd, size), false);
return fd->supported_scripts.has(hb_tag_from_string(p_script.ascii().get_data(), -1));
}
}
void TextServerAdvanced::_font_set_script_support_override(const RID &p_font_rid, const String &p_script, bool p_supported) {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND(!fd);
MutexLock lock(fd->mutex);
fd->script_support_overrides[p_script] = p_supported;
}
bool TextServerAdvanced::_font_get_script_support_override(const RID &p_font_rid, const String &p_script) {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND_V(!fd, false);
MutexLock lock(fd->mutex);
return fd->script_support_overrides[p_script];
}
void TextServerAdvanced::_font_remove_script_support_override(const RID &p_font_rid, const String &p_script) {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND(!fd);
MutexLock lock(fd->mutex);
fd->script_support_overrides.erase(p_script);
}
PackedStringArray TextServerAdvanced::_font_get_script_support_overrides(const RID &p_font_rid) {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND_V(!fd, PackedStringArray());
MutexLock lock(fd->mutex);
PackedStringArray out;
for (const KeyValue<String, bool> &E : fd->script_support_overrides) {
out.push_back(E.key);
}
return out;
}
void TextServerAdvanced::_font_set_opentype_feature_overrides(const RID &p_font_rid, const Dictionary &p_overrides) {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND(!fd);
MutexLock lock(fd->mutex);
Vector2i size = _get_size(fd, 16);
ERR_FAIL_COND(!_ensure_cache_for_size(fd, size));
fd->feature_overrides = p_overrides;
}
Dictionary TextServerAdvanced::_font_get_opentype_feature_overrides(const RID &p_font_rid) const {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND_V(!fd, Dictionary());
MutexLock lock(fd->mutex);
return fd->feature_overrides;
}
Dictionary TextServerAdvanced::_font_supported_feature_list(const RID &p_font_rid) const {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND_V(!fd, Dictionary());
MutexLock lock(fd->mutex);
Vector2i size = _get_size(fd, 16);
ERR_FAIL_COND_V(!_ensure_cache_for_size(fd, size), Dictionary());
return fd->supported_features;
}
Dictionary TextServerAdvanced::_font_supported_variation_list(const RID &p_font_rid) const {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND_V(!fd, Dictionary());
MutexLock lock(fd->mutex);
Vector2i size = _get_size(fd, 16);
ERR_FAIL_COND_V(!_ensure_cache_for_size(fd, size), Dictionary());
return fd->supported_varaitions;
}
double TextServerAdvanced::_font_get_global_oversampling() const {
return oversampling;
}
void TextServerAdvanced::_font_set_global_oversampling(double p_oversampling) {
_THREAD_SAFE_METHOD_
if (oversampling != p_oversampling) {
oversampling = p_oversampling;
List<RID> fonts;
font_owner.get_owned_list(&fonts);
bool font_cleared = false;
for (const RID &E : fonts) {
if (!_font_is_multichannel_signed_distance_field(E) && _font_get_oversampling(E) <= 0) {
_font_clear_size_cache(E);
font_cleared = true;
}
}
if (font_cleared) {
List<RID> text_bufs;
shaped_owner.get_owned_list(&text_bufs);
for (const RID &E : text_bufs) {
invalidate(shaped_owner.get_or_null(E), false);
}
}
}
}
/*************************************************************************/
/* Shaped text buffer interface */
/*************************************************************************/
int64_t TextServerAdvanced::_convert_pos(const String &p_utf32, const Char16String &p_utf16, int64_t p_pos) const {
int64_t limit = p_pos;
if (p_utf32.length() != p_utf16.length()) {
const UChar *data = p_utf16.get_data();
for (int i = 0; i < p_pos; i++) {
if (U16_IS_LEAD(data[i])) {
limit--;
}
}
}
return limit;
}
int64_t TextServerAdvanced::_convert_pos(const ShapedTextDataAdvanced *p_sd, int64_t p_pos) const {
int64_t limit = p_pos;
if (p_sd->text.length() != p_sd->utf16.length()) {
const UChar *data = p_sd->utf16.get_data();
for (int i = 0; i < p_pos; i++) {
if (U16_IS_LEAD(data[i])) {
limit--;
}
}
}
return limit;
}
int64_t TextServerAdvanced::_convert_pos_inv(const ShapedTextDataAdvanced *p_sd, int64_t p_pos) const {
int64_t limit = p_pos;
if (p_sd->text.length() != p_sd->utf16.length()) {
for (int i = 0; i < p_pos; i++) {
if (p_sd->text[i] > 0xffff) {
limit++;
}
}
}
return limit;
}
void TextServerAdvanced::invalidate(TextServerAdvanced::ShapedTextDataAdvanced *p_shaped, bool p_text) {
p_shaped->valid = false;
p_shaped->sort_valid = false;
p_shaped->line_breaks_valid = false;
p_shaped->justification_ops_valid = false;
p_shaped->text_trimmed = false;
p_shaped->ascent = 0.0;
p_shaped->descent = 0.0;
p_shaped->width = 0.0;
p_shaped->upos = 0.0;
p_shaped->uthk = 0.0;
p_shaped->glyphs.clear();
p_shaped->glyphs_logical.clear();
p_shaped->overrun_trim_data = TrimData();
p_shaped->utf16 = Char16String();
for (int i = 0; i < p_shaped->bidi_iter.size(); i++) {
ubidi_close(p_shaped->bidi_iter[i]);
}
p_shaped->bidi_iter.clear();
if (p_text) {
if (p_shaped->script_iter != nullptr) {
memdelete(p_shaped->script_iter);
p_shaped->script_iter = nullptr;
}
p_shaped->break_ops_valid = false;
p_shaped->js_ops_valid = false;
}
}
void TextServerAdvanced::full_copy(ShapedTextDataAdvanced *p_shaped) {
ShapedTextDataAdvanced *parent = shaped_owner.get_or_null(p_shaped->parent);
for (const KeyValue<Variant, ShapedTextDataAdvanced::EmbeddedObject> &E : parent->objects) {
if (E.value.pos >= p_shaped->start && E.value.pos < p_shaped->end) {
p_shaped->objects[E.key] = E.value;
}
}
for (int i = 0; i < parent->spans.size(); i++) {
ShapedTextDataAdvanced::Span span = parent->spans[i];
if (span.start >= p_shaped->end || span.end <= p_shaped->start) {
continue;
}
span.start = MAX(p_shaped->start, span.start);
span.end = MIN(p_shaped->end, span.end);
p_shaped->spans.push_back(span);
}
p_shaped->parent = RID();
}
RID TextServerAdvanced::_create_shaped_text(TextServer::Direction p_direction, TextServer::Orientation p_orientation) {
_THREAD_SAFE_METHOD_
ShapedTextDataAdvanced *sd = memnew(ShapedTextDataAdvanced);
sd->hb_buffer = hb_buffer_create();
sd->direction = p_direction;
sd->orientation = p_orientation;
return shaped_owner.make_rid(sd);
}
void TextServerAdvanced::_shaped_text_clear(const RID &p_shaped) {
ShapedTextDataAdvanced *sd = shaped_owner.get_or_null(p_shaped);
ERR_FAIL_COND(!sd);
MutexLock lock(sd->mutex);
sd->parent = RID();
sd->start = 0;
sd->end = 0;
sd->text = String();
sd->spans.clear();
sd->objects.clear();
sd->bidi_override.clear();
invalidate(sd, true);
}
void TextServerAdvanced::_shaped_text_set_direction(const RID &p_shaped, TextServer::Direction p_direction) {
ShapedTextDataAdvanced *sd = shaped_owner.get_or_null(p_shaped);
ERR_FAIL_COND(!sd);
MutexLock lock(sd->mutex);
if (sd->direction != p_direction) {
if (sd->parent != RID()) {
full_copy(sd);
}
sd->direction = p_direction;
invalidate(sd, false);
}
}
TextServer::Direction TextServerAdvanced::_shaped_text_get_direction(const RID &p_shaped) const {
const ShapedTextDataAdvanced *sd = shaped_owner.get_or_null(p_shaped);
ERR_FAIL_COND_V(!sd, TextServer::DIRECTION_LTR);
MutexLock lock(sd->mutex);
return sd->direction;
}
TextServer::Direction TextServerAdvanced::_shaped_text_get_inferred_direction(const RID &p_shaped) const {
const ShapedTextDataAdvanced *sd = shaped_owner.get_or_null(p_shaped);
ERR_FAIL_COND_V(!sd, TextServer::DIRECTION_LTR);
MutexLock lock(sd->mutex);
return sd->para_direction;
}
void TextServerAdvanced::_shaped_text_set_custom_punctuation(const RID &p_shaped, const String &p_punct) {
_THREAD_SAFE_METHOD_
ShapedTextDataAdvanced *sd = shaped_owner.get_or_null(p_shaped);
ERR_FAIL_COND(!sd);
if (sd->custom_punct != p_punct) {
if (sd->parent != RID()) {
full_copy(sd);
}
sd->custom_punct = p_punct;
invalidate(sd, false);
}
}
String TextServerAdvanced::_shaped_text_get_custom_punctuation(const RID &p_shaped) const {
_THREAD_SAFE_METHOD_
const ShapedTextDataAdvanced *sd = shaped_owner.get_or_null(p_shaped);
ERR_FAIL_COND_V(!sd, String());
return sd->custom_punct;
}
void TextServerAdvanced::_shaped_text_set_bidi_override(const RID &p_shaped, const Array &p_override) {
ShapedTextDataAdvanced *sd = shaped_owner.get_or_null(p_shaped);
ERR_FAIL_COND(!sd);
MutexLock lock(sd->mutex);
if (sd->parent != RID()) {
full_copy(sd);
}
sd->bidi_override.clear();
for (int i = 0; i < p_override.size(); i++) {
if (p_override[i].get_type() == Variant::VECTOR2I) {
sd->bidi_override.push_back(p_override[i]);
}
}
invalidate(sd, false);
}
void TextServerAdvanced::_shaped_text_set_orientation(const RID &p_shaped, TextServer::Orientation p_orientation) {
ShapedTextDataAdvanced *sd = shaped_owner.get_or_null(p_shaped);
ERR_FAIL_COND(!sd);
MutexLock lock(sd->mutex);
if (sd->orientation != p_orientation) {
if (sd->parent != RID()) {
full_copy(sd);
}
sd->orientation = p_orientation;
invalidate(sd, false);
}
}
void TextServerAdvanced::_shaped_text_set_preserve_invalid(const RID &p_shaped, bool p_enabled) {
ShapedTextDataAdvanced *sd = shaped_owner.get_or_null(p_shaped);
ERR_FAIL_COND(!sd);
MutexLock lock(sd->mutex);
ERR_FAIL_COND(sd->parent != RID());
if (sd->preserve_invalid != p_enabled) {
sd->preserve_invalid = p_enabled;
invalidate(sd, false);
}
}
bool TextServerAdvanced::_shaped_text_get_preserve_invalid(const RID &p_shaped) const {
const ShapedTextDataAdvanced *sd = shaped_owner.get_or_null(p_shaped);
ERR_FAIL_COND_V(!sd, false);
MutexLock lock(sd->mutex);
return sd->preserve_invalid;
}
void TextServerAdvanced::_shaped_text_set_preserve_control(const RID &p_shaped, bool p_enabled) {
ShapedTextDataAdvanced *sd = shaped_owner.get_or_null(p_shaped);
ERR_FAIL_COND(!sd);
MutexLock lock(sd->mutex);
if (sd->preserve_control != p_enabled) {
if (sd->parent != RID()) {
full_copy(sd);
}
sd->preserve_control = p_enabled;
invalidate(sd, false);
}
}
bool TextServerAdvanced::_shaped_text_get_preserve_control(const RID &p_shaped) const {
const ShapedTextDataAdvanced *sd = shaped_owner.get_or_null(p_shaped);
ERR_FAIL_COND_V(!sd, false);
MutexLock lock(sd->mutex);
return sd->preserve_control;
}
void TextServerAdvanced::_shaped_text_set_spacing(const RID &p_shaped, SpacingType p_spacing, int64_t p_value) {
ERR_FAIL_INDEX((int)p_spacing, 4);
ShapedTextDataAdvanced *sd = shaped_owner.get_or_null(p_shaped);
ERR_FAIL_COND(!sd);
MutexLock lock(sd->mutex);
if (sd->extra_spacing[p_spacing] != p_value) {
if (sd->parent != RID()) {
full_copy(sd);
}
sd->extra_spacing[p_spacing] = p_value;
invalidate(sd, false);
}
}
int64_t TextServerAdvanced::_shaped_text_get_spacing(const RID &p_shaped, SpacingType p_spacing) const {
ERR_FAIL_INDEX_V((int)p_spacing, 4, 0);
const ShapedTextDataAdvanced *sd = shaped_owner.get_or_null(p_shaped);
ERR_FAIL_COND_V(!sd, 0);
MutexLock lock(sd->mutex);
return sd->extra_spacing[p_spacing];
}
TextServer::Orientation TextServerAdvanced::_shaped_text_get_orientation(const RID &p_shaped) const {
const ShapedTextDataAdvanced *sd = shaped_owner.get_or_null(p_shaped);
ERR_FAIL_COND_V(!sd, TextServer::ORIENTATION_HORIZONTAL);
MutexLock lock(sd->mutex);
return sd->orientation;
}
int64_t TextServerAdvanced::_shaped_get_span_count(const RID &p_shaped) const {
ShapedTextDataAdvanced *sd = shaped_owner.get_or_null(p_shaped);
ERR_FAIL_COND_V(!sd, 0);
return sd->spans.size();
}
Variant TextServerAdvanced::_shaped_get_span_meta(const RID &p_shaped, int64_t p_index) const {
ShapedTextDataAdvanced *sd = shaped_owner.get_or_null(p_shaped);
ERR_FAIL_COND_V(!sd, Variant());
ERR_FAIL_INDEX_V(p_index, sd->spans.size(), Variant());
return sd->spans[p_index].meta;
}
void TextServerAdvanced::_shaped_set_span_update_font(const RID &p_shaped, int64_t p_index, const TypedArray<RID> &p_fonts, int64_t p_size, const Dictionary &p_opentype_features) {
ShapedTextDataAdvanced *sd = shaped_owner.get_or_null(p_shaped);
ERR_FAIL_COND(!sd);
ERR_FAIL_INDEX(p_index, sd->spans.size());
ShapedTextDataAdvanced::Span &span = sd->spans.ptrw()[p_index];
span.fonts = p_fonts;
span.font_size = p_size;
span.features = p_opentype_features;
invalidate(sd, false);
}
bool TextServerAdvanced::_shaped_text_add_string(const RID &p_shaped, const String &p_text, const TypedArray<RID> &p_fonts, int64_t p_size, const Dictionary &p_opentype_features, const String &p_language, const Variant &p_meta) {
ShapedTextDataAdvanced *sd = shaped_owner.get_or_null(p_shaped);
ERR_FAIL_COND_V(!sd, false);
ERR_FAIL_COND_V(p_size <= 0, false);
MutexLock lock(sd->mutex);
for (int i = 0; i < p_fonts.size(); i++) {
ERR_FAIL_COND_V(!font_owner.get_or_null(p_fonts[i]), false);
}
if (p_text.is_empty()) {
return true;
}
if (sd->parent != RID()) {
full_copy(sd);
}
ShapedTextDataAdvanced::Span span;
span.start = sd->text.length();
span.end = span.start + p_text.length();
span.fonts = p_fonts; // Do not pre-sort, spans will be divided to subruns later.
span.font_size = p_size;
span.language = p_language;
span.features = p_opentype_features;
span.meta = p_meta;
sd->spans.push_back(span);
sd->text = sd->text + p_text;
sd->end += p_text.length();
invalidate(sd, true);
return true;
}
bool TextServerAdvanced::_shaped_text_add_object(const RID &p_shaped, const Variant &p_key, const Size2 &p_size, InlineAlignment p_inline_align, int64_t p_length) {
_THREAD_SAFE_METHOD_
ShapedTextDataAdvanced *sd = shaped_owner.get_or_null(p_shaped);
ERR_FAIL_COND_V(!sd, false);
ERR_FAIL_COND_V(p_key == Variant(), false);
ERR_FAIL_COND_V(sd->objects.has(p_key), false);
if (sd->parent != RID()) {
full_copy(sd);
}
ShapedTextDataAdvanced::Span span;
span.start = sd->start + sd->text.length();
span.end = span.start + p_length;
span.embedded_key = p_key;
ShapedTextDataAdvanced::EmbeddedObject obj;
obj.inline_align = p_inline_align;
obj.rect.size = p_size;
obj.pos = span.start;
sd->spans.push_back(span);
sd->text = sd->text + String::chr(0xfffc).repeat(p_length);
sd->end += p_length;
sd->objects[p_key] = obj;
invalidate(sd, true);
return true;
}
bool TextServerAdvanced::_shaped_text_resize_object(const RID &p_shaped, const Variant &p_key, const Size2 &p_size, InlineAlignment p_inline_align) {
ShapedTextDataAdvanced *sd = shaped_owner.get_or_null(p_shaped);
ERR_FAIL_COND_V(!sd, false);
MutexLock lock(sd->mutex);
ERR_FAIL_COND_V(!sd->objects.has(p_key), false);
sd->objects[p_key].rect.size = p_size;
sd->objects[p_key].inline_align = p_inline_align;
if (sd->valid) {
// Recalc string metrics.
sd->ascent = 0;
sd->descent = 0;
sd->width = 0;
sd->upos = 0;
sd->uthk = 0;
int sd_size = sd->glyphs.size();
for (int i = 0; i < sd_size; i++) {
Glyph gl = sd->glyphs[i];
Variant key;
if (gl.count == 1) {
for (const KeyValue<Variant, ShapedTextDataAdvanced::EmbeddedObject> &E : sd->objects) {
if (E.value.pos == gl.start) {
key = E.key;
break;
}
}
}
if (key != Variant()) {
if (sd->orientation == ORIENTATION_HORIZONTAL) {
sd->objects[key].rect.position.x = sd->width;
sd->width += sd->objects[key].rect.size.x;
sd->glyphs.write[i].advance = sd->objects[key].rect.size.x;
} else {
sd->objects[key].rect.position.y = sd->width;
sd->width += sd->objects[key].rect.size.y;
sd->glyphs.write[i].advance = sd->objects[key].rect.size.y;
}
} else {
if (gl.font_rid.is_valid()) {
if (sd->orientation == ORIENTATION_HORIZONTAL) {
sd->ascent = MAX(sd->ascent, MAX(_font_get_ascent(gl.font_rid, gl.font_size), -gl.y_off));
sd->descent = MAX(sd->descent, MAX(_font_get_descent(gl.font_rid, gl.font_size), gl.y_off));
} else {
sd->ascent = MAX(sd->ascent, Math::round(_font_get_glyph_advance(gl.font_rid, gl.font_size, gl.index).x * 0.5));
sd->descent = MAX(sd->descent, Math::round(_font_get_glyph_advance(gl.font_rid, gl.font_size, gl.index).x * 0.5));
}
sd->upos = MAX(sd->upos, _font_get_underline_position(gl.font_rid, gl.font_size));
sd->uthk = MAX(sd->uthk, _font_get_underline_thickness(gl.font_rid, gl.font_size));
} else if (sd->preserve_invalid || (sd->preserve_control && is_control(gl.index))) {
// Glyph not found, replace with hex code box.
if (sd->orientation == ORIENTATION_HORIZONTAL) {
sd->ascent = MAX(sd->ascent, get_hex_code_box_size(gl.font_size, gl.index).y);
} else {
sd->ascent = MAX(sd->ascent, Math::round(get_hex_code_box_size(gl.font_size, gl.index).x * 0.5));
sd->descent = MAX(sd->descent, Math::round(get_hex_code_box_size(gl.font_size, gl.index).x * 0.5));
}
}
sd->width += gl.advance * gl.repeat;
}
}
_realign(sd);
}
return true;
}
void TextServerAdvanced::_realign(ShapedTextDataAdvanced *p_sd) const {
// Align embedded objects to baseline.
double full_ascent = p_sd->ascent;
double full_descent = p_sd->descent;
for (KeyValue<Variant, ShapedTextDataAdvanced::EmbeddedObject> &E : p_sd->objects) {
if ((E.value.pos >= p_sd->start) && (E.value.pos < p_sd->end)) {
if (p_sd->orientation == ORIENTATION_HORIZONTAL) {
switch (E.value.inline_align & INLINE_ALIGNMENT_TEXT_MASK) {
case INLINE_ALIGNMENT_TO_TOP: {
E.value.rect.position.y = -p_sd->ascent;
} break;
case INLINE_ALIGNMENT_TO_CENTER: {
E.value.rect.position.y = (-p_sd->ascent + p_sd->descent) / 2;
} break;
case INLINE_ALIGNMENT_TO_BASELINE: {
E.value.rect.position.y = 0;
} break;
case INLINE_ALIGNMENT_TO_BOTTOM: {
E.value.rect.position.y = p_sd->descent;
} break;
}
switch (E.value.inline_align & INLINE_ALIGNMENT_IMAGE_MASK) {
case INLINE_ALIGNMENT_BOTTOM_TO: {
E.value.rect.position.y -= E.value.rect.size.y;
} break;
case INLINE_ALIGNMENT_CENTER_TO: {
E.value.rect.position.y -= E.value.rect.size.y / 2;
} break;
case INLINE_ALIGNMENT_TOP_TO: {
// NOP
} break;
}
full_ascent = MAX(full_ascent, -E.value.rect.position.y);
full_descent = MAX(full_descent, E.value.rect.position.y + E.value.rect.size.y);
} else {
switch (E.value.inline_align & INLINE_ALIGNMENT_TEXT_MASK) {
case INLINE_ALIGNMENT_TO_TOP: {
E.value.rect.position.x = -p_sd->ascent;
} break;
case INLINE_ALIGNMENT_TO_CENTER: {
E.value.rect.position.x = (-p_sd->ascent + p_sd->descent) / 2;
} break;
case INLINE_ALIGNMENT_TO_BASELINE: {
E.value.rect.position.x = 0;
} break;
case INLINE_ALIGNMENT_TO_BOTTOM: {
E.value.rect.position.x = p_sd->descent;
} break;
}
switch (E.value.inline_align & INLINE_ALIGNMENT_IMAGE_MASK) {
case INLINE_ALIGNMENT_BOTTOM_TO: {
E.value.rect.position.x -= E.value.rect.size.x;
} break;
case INLINE_ALIGNMENT_CENTER_TO: {
E.value.rect.position.x -= E.value.rect.size.x / 2;
} break;
case INLINE_ALIGNMENT_TOP_TO: {
// NOP
} break;
}
full_ascent = MAX(full_ascent, -E.value.rect.position.x);
full_descent = MAX(full_descent, E.value.rect.position.x + E.value.rect.size.x);
}
}
}
p_sd->ascent = full_ascent;
p_sd->descent = full_descent;
}
RID TextServerAdvanced::_shaped_text_substr(const RID &p_shaped, int64_t p_start, int64_t p_length) const {
_THREAD_SAFE_METHOD_
const ShapedTextDataAdvanced *sd = shaped_owner.get_or_null(p_shaped);
ERR_FAIL_COND_V(!sd, RID());
MutexLock lock(sd->mutex);
if (sd->parent != RID()) {
return _shaped_text_substr(sd->parent, p_start, p_length);
}
if (!sd->valid) {
const_cast<TextServerAdvanced *>(this)->_shaped_text_shape(p_shaped);
}
ERR_FAIL_COND_V(p_start < 0 || p_length < 0, RID());
ERR_FAIL_COND_V(sd->start > p_start || sd->end < p_start, RID());
ERR_FAIL_COND_V(sd->end < p_start + p_length, RID());
ShapedTextDataAdvanced *new_sd = memnew(ShapedTextDataAdvanced);
new_sd->parent = p_shaped;
new_sd->start = p_start;
new_sd->end = p_start + p_length;
new_sd->orientation = sd->orientation;
new_sd->direction = sd->direction;
new_sd->custom_punct = sd->custom_punct;
new_sd->para_direction = sd->para_direction;
for (int i = 0; i < TextServer::SPACING_MAX; i++) {
new_sd->extra_spacing[i] = sd->extra_spacing[i];
}
if (!_shape_substr(new_sd, sd, p_start, p_length)) {
memdelete(new_sd);
return RID();
}
return shaped_owner.make_rid(new_sd);
}
bool TextServerAdvanced::_shape_substr(ShapedTextDataAdvanced *p_new_sd, const ShapedTextDataAdvanced *p_sd, int64_t p_start, int64_t p_length) const {
if (p_new_sd->valid) {
return true;
}
p_new_sd->hb_buffer = hb_buffer_create();
p_new_sd->line_breaks_valid = p_sd->line_breaks_valid;
p_new_sd->justification_ops_valid = p_sd->justification_ops_valid;
p_new_sd->sort_valid = false;
p_new_sd->upos = p_sd->upos;
p_new_sd->uthk = p_sd->uthk;
if (p_length > 0) {
p_new_sd->text = p_sd->text.substr(p_start - p_sd->start, p_length);
p_new_sd->utf16 = p_new_sd->text.utf16();
p_new_sd->script_iter = memnew(ScriptIterator(p_new_sd->text, 0, p_new_sd->text.length()));
int sd_size = p_sd->glyphs.size();
const Glyph *sd_glyphs = p_sd->glyphs.ptr();
for (int ov = 0; ov < p_sd->bidi_override.size(); ov++) {
UErrorCode err = U_ZERO_ERROR;
if (p_sd->bidi_override[ov].x >= p_start + p_length || p_sd->bidi_override[ov].y <= p_start) {
continue;
}
int start = _convert_pos_inv(p_sd, MAX(0, p_start - p_sd->bidi_override[ov].x));
int end = _convert_pos_inv(p_sd, MIN(p_start + p_length, p_sd->bidi_override[ov].y) - p_sd->bidi_override[ov].x);
ERR_FAIL_COND_V_MSG((start < 0 || end - start > p_new_sd->utf16.length()), false, "Invalid BiDi override range.");
// Create temporary line bidi & shape.
UBiDi *bidi_iter = ubidi_openSized(end - start, 0, &err);
ERR_FAIL_COND_V_MSG(U_FAILURE(err), false, u_errorName(err));
ubidi_setLine(p_sd->bidi_iter[ov], start, end, bidi_iter, &err);
if (U_FAILURE(err)) {
ubidi_close(bidi_iter);
ERR_FAIL_V_MSG(false, u_errorName(err));
}
p_new_sd->bidi_iter.push_back(bidi_iter);
err = U_ZERO_ERROR;
int bidi_run_count = ubidi_countRuns(bidi_iter, &err);
ERR_FAIL_COND_V_MSG(U_FAILURE(err), false, u_errorName(err));
for (int i = 0; i < bidi_run_count; i++) {
int32_t _bidi_run_start = 0;
int32_t _bidi_run_length = 0;
ubidi_getVisualRun(bidi_iter, i, &_bidi_run_start, &_bidi_run_length);
int32_t bidi_run_start = _convert_pos(p_sd, p_sd->bidi_override[ov].x + start + _bidi_run_start);
int32_t bidi_run_end = _convert_pos(p_sd, p_sd->bidi_override[ov].x + start + _bidi_run_start + _bidi_run_length);
for (int j = 0; j < sd_size; j++) {
if ((sd_glyphs[j].start >= bidi_run_start) && (sd_glyphs[j].end <= bidi_run_end)) {
// Copy glyphs.
Glyph gl = sd_glyphs[j];
Variant key;
bool find_embedded = false;
if (gl.count == 1) {
for (const KeyValue<Variant, ShapedTextDataAdvanced::EmbeddedObject> &E : p_sd->objects) {
if (E.value.pos == gl.start) {
find_embedded = true;
key = E.key;
p_new_sd->objects[key] = E.value;
break;
}
}
}
if (find_embedded) {
if (p_new_sd->orientation == ORIENTATION_HORIZONTAL) {
p_new_sd->objects[key].rect.position.x = p_new_sd->width;
p_new_sd->width += p_new_sd->objects[key].rect.size.x;
} else {
p_new_sd->objects[key].rect.position.y = p_new_sd->width;
p_new_sd->width += p_new_sd->objects[key].rect.size.y;
}
} else {
if (gl.font_rid.is_valid()) {
if (p_new_sd->orientation == ORIENTATION_HORIZONTAL) {
p_new_sd->ascent = MAX(p_new_sd->ascent, MAX(_font_get_ascent(gl.font_rid, gl.font_size), -gl.y_off));
p_new_sd->descent = MAX(p_new_sd->descent, MAX(_font_get_descent(gl.font_rid, gl.font_size), gl.y_off));
} else {
p_new_sd->ascent = MAX(p_new_sd->ascent, Math::round(_font_get_glyph_advance(gl.font_rid, gl.font_size, gl.index).x * 0.5));
p_new_sd->descent = MAX(p_new_sd->descent, Math::round(_font_get_glyph_advance(gl.font_rid, gl.font_size, gl.index).x * 0.5));
}
} else if (p_new_sd->preserve_invalid || (p_new_sd->preserve_control && is_control(gl.index))) {
// Glyph not found, replace with hex code box.
if (p_new_sd->orientation == ORIENTATION_HORIZONTAL) {
p_new_sd->ascent = MAX(p_new_sd->ascent, get_hex_code_box_size(gl.font_size, gl.index).y);
} else {
p_new_sd->ascent = MAX(p_new_sd->ascent, Math::round(get_hex_code_box_size(gl.font_size, gl.index).x * 0.5));
p_new_sd->descent = MAX(p_new_sd->descent, Math::round(get_hex_code_box_size(gl.font_size, gl.index).x * 0.5));
}
}
p_new_sd->width += gl.advance * gl.repeat;
}
p_new_sd->glyphs.push_back(gl);
}
}
}
}
_realign(p_new_sd);
}
p_new_sd->valid = true;
return true;
}
RID TextServerAdvanced::_shaped_text_get_parent(const RID &p_shaped) const {
ShapedTextDataAdvanced *sd = shaped_owner.get_or_null(p_shaped);
ERR_FAIL_COND_V(!sd, RID());
MutexLock lock(sd->mutex);
return sd->parent;
}
double TextServerAdvanced::_shaped_text_fit_to_width(const RID &p_shaped, double p_width, BitField<TextServer::JustificationFlag> p_jst_flags) {
ShapedTextDataAdvanced *sd = shaped_owner.get_or_null(p_shaped);
ERR_FAIL_COND_V(!sd, 0.0);
MutexLock lock(sd->mutex);
if (!sd->valid) {
const_cast<TextServerAdvanced *>(this)->_shaped_text_shape(p_shaped);
}
if (!sd->justification_ops_valid) {
const_cast<TextServerAdvanced *>(this)->_shaped_text_update_justification_ops(p_shaped);
}
sd->fit_width_minimum_reached = false;
int start_pos = 0;
int end_pos = sd->glyphs.size() - 1;
if (p_jst_flags.has_flag(JUSTIFICATION_AFTER_LAST_TAB)) {
int start, end, delta;
if (sd->para_direction == DIRECTION_LTR) {
start = sd->glyphs.size() - 1;
end = -1;
delta = -1;
} else {
start = 0;
end = sd->glyphs.size();
delta = +1;
}
for (int i = start; i != end; i += delta) {
if ((sd->glyphs[i].flags & GRAPHEME_IS_TAB) == GRAPHEME_IS_TAB) {
if (sd->para_direction == DIRECTION_LTR) {
start_pos = i;
break;
} else {
end_pos = i;
break;
}
}
}
}
double justification_width;
if (p_jst_flags.has_flag(JUSTIFICATION_CONSTRAIN_ELLIPSIS)) {
if (sd->overrun_trim_data.trim_pos >= 0) {
if (sd->para_direction == DIRECTION_RTL) {
start_pos = sd->overrun_trim_data.trim_pos;
} else {
end_pos = sd->overrun_trim_data.trim_pos;
}
justification_width = sd->width_trimmed;
} else {
return Math::ceil(sd->width);
}
} else {
justification_width = sd->width;
}
if (p_jst_flags.has_flag(JUSTIFICATION_TRIM_EDGE_SPACES)) {
// Trim spaces.
while ((start_pos < end_pos) && ((sd->glyphs[start_pos].flags & GRAPHEME_IS_SPACE) == GRAPHEME_IS_SPACE || (sd->glyphs[start_pos].flags & GRAPHEME_IS_BREAK_HARD) == GRAPHEME_IS_BREAK_HARD || (sd->glyphs[start_pos].flags & GRAPHEME_IS_BREAK_SOFT) == GRAPHEME_IS_BREAK_SOFT)) {
justification_width -= sd->glyphs[start_pos].advance * sd->glyphs[start_pos].repeat;
sd->glyphs.write[start_pos].advance = 0;
start_pos += sd->glyphs[start_pos].count;
}
while ((start_pos < end_pos) && ((sd->glyphs[end_pos].flags & GRAPHEME_IS_SPACE) == GRAPHEME_IS_SPACE || (sd->glyphs[end_pos].flags & GRAPHEME_IS_BREAK_HARD) == GRAPHEME_IS_BREAK_HARD || (sd->glyphs[end_pos].flags & GRAPHEME_IS_BREAK_SOFT) == GRAPHEME_IS_BREAK_SOFT)) {
justification_width -= sd->glyphs[end_pos].advance * sd->glyphs[end_pos].repeat;
sd->glyphs.write[end_pos].advance = 0;
end_pos -= sd->glyphs[end_pos].count;
}
} else {
// Skip breaks, but do not reset size.
while ((start_pos < end_pos) && ((sd->glyphs[start_pos].flags & GRAPHEME_IS_BREAK_HARD) == GRAPHEME_IS_BREAK_HARD || (sd->glyphs[start_pos].flags & GRAPHEME_IS_BREAK_SOFT) == GRAPHEME_IS_BREAK_SOFT)) {
start_pos += sd->glyphs[start_pos].count;
}
while ((start_pos < end_pos) && ((sd->glyphs[end_pos].flags & GRAPHEME_IS_BREAK_HARD) == GRAPHEME_IS_BREAK_HARD || (sd->glyphs[end_pos].flags & GRAPHEME_IS_BREAK_SOFT) == GRAPHEME_IS_BREAK_SOFT)) {
end_pos -= sd->glyphs[end_pos].count;
}
}
int space_count = 0;
int elongation_count = 0;
for (int i = start_pos; i <= end_pos; i++) {
const Glyph &gl = sd->glyphs[i];
if (gl.count > 0) {
if ((gl.flags & GRAPHEME_IS_ELONGATION) == GRAPHEME_IS_ELONGATION) {
if ((i > 0) && ((sd->glyphs[i - 1].flags & GRAPHEME_IS_ELONGATION) != GRAPHEME_IS_ELONGATION)) {
// Expand once per elongation sequence.
elongation_count++;
}
}
if ((gl.flags & GRAPHEME_IS_SPACE) == GRAPHEME_IS_SPACE) {
space_count++;
}
}
}
if ((elongation_count > 0) && p_jst_flags.has_flag(JUSTIFICATION_KASHIDA)) {
double delta_width_per_kashida = (p_width - justification_width) / elongation_count;
for (int i = start_pos; i <= end_pos; i++) {
Glyph &gl = sd->glyphs.write[i];
if (gl.count > 0) {
if (((gl.flags & GRAPHEME_IS_ELONGATION) == GRAPHEME_IS_ELONGATION) && (gl.advance > 0)) {
if ((i > 0) && ((sd->glyphs[i - 1].flags & GRAPHEME_IS_ELONGATION) != GRAPHEME_IS_ELONGATION)) {
// Expand once per elongation sequence.
int count = delta_width_per_kashida / gl.advance;
int prev_count = gl.repeat;
if ((gl.flags & GRAPHEME_IS_VIRTUAL) == GRAPHEME_IS_VIRTUAL) {
gl.repeat = MAX(count, 0);
} else {
gl.repeat = MAX(count + 1, 1);
}
justification_width += (gl.repeat - prev_count) * gl.advance;
}
}
}
}
}
if ((space_count > 0) && p_jst_flags.has_flag(JUSTIFICATION_WORD_BOUND)) {
double delta_width_per_space = (p_width - justification_width) / space_count;
double adv_remain = 0;
for (int i = start_pos; i <= end_pos; i++) {
Glyph &gl = sd->glyphs.write[i];
if (gl.count > 0) {
if ((gl.flags & GRAPHEME_IS_SPACE) == GRAPHEME_IS_SPACE) {
double old_adv = gl.advance;
double new_advance;
if ((gl.flags & GRAPHEME_IS_VIRTUAL) == GRAPHEME_IS_VIRTUAL) {
new_advance = MAX(gl.advance + delta_width_per_space, 0.0);
} else {
new_advance = MAX(gl.advance + delta_width_per_space, 0.1 * gl.font_size);
}
gl.advance = new_advance;
adv_remain += (new_advance - gl.advance);
if (adv_remain >= 1.0) {
gl.advance++;
adv_remain -= 1.0;
} else if (adv_remain <= -1.0) {
gl.advance = MAX(gl.advance - 1, 0);
adv_remain -= 1.0;
}
justification_width += (gl.advance - old_adv);
}
}
}
}
if (Math::floor(p_width) < Math::floor(justification_width)) {
sd->fit_width_minimum_reached = true;
}
if (!p_jst_flags.has_flag(JUSTIFICATION_CONSTRAIN_ELLIPSIS)) {
sd->width = justification_width;
}
return Math::ceil(justification_width);
}
double TextServerAdvanced::_shaped_text_tab_align(const RID &p_shaped, const PackedFloat32Array &p_tab_stops) {
ShapedTextDataAdvanced *sd = shaped_owner.get_or_null(p_shaped);
ERR_FAIL_COND_V(!sd, 0.0);
MutexLock lock(sd->mutex);
if (!sd->valid) {
const_cast<TextServerAdvanced *>(this)->_shaped_text_shape(p_shaped);
}
if (!sd->line_breaks_valid) {
const_cast<TextServerAdvanced *>(this)->_shaped_text_update_breaks(p_shaped);
}
for (int i = 0; i < p_tab_stops.size(); i++) {
if (p_tab_stops[i] <= 0) {
return 0.0;
}
}
int tab_index = 0;
double off = 0.0;
int start, end, delta;
if (sd->para_direction == DIRECTION_LTR) {
start = 0;
end = sd->glyphs.size();
delta = +1;
} else {
start = sd->glyphs.size() - 1;
end = -1;
delta = -1;
}
Glyph *gl = sd->glyphs.ptrw();
for (int i = start; i != end; i += delta) {
if ((gl[i].flags & GRAPHEME_IS_TAB) == GRAPHEME_IS_TAB) {
double tab_off = 0.0;
while (tab_off <= off) {
tab_off += p_tab_stops[tab_index];
tab_index++;
if (tab_index >= p_tab_stops.size()) {
tab_index = 0;
}
}
double old_adv = gl[i].advance;
gl[i].advance = tab_off - off;
sd->width += gl[i].advance - old_adv;
off = 0;
continue;
}
off += gl[i].advance * gl[i].repeat;
}
return 0.0;
}
void TextServerAdvanced::_shaped_text_overrun_trim_to_width(const RID &p_shaped_line, double p_width, BitField<TextServer::TextOverrunFlag> p_trim_flags) {
ShapedTextDataAdvanced *sd = shaped_owner.get_or_null(p_shaped_line);
ERR_FAIL_COND_MSG(!sd, "ShapedTextDataAdvanced invalid.");
MutexLock lock(sd->mutex);
if (!sd->valid) {
_shaped_text_shape(p_shaped_line);
}
sd->text_trimmed = false;
sd->overrun_trim_data.ellipsis_glyph_buf.clear();
bool add_ellipsis = p_trim_flags.has_flag(OVERRUN_ADD_ELLIPSIS);
bool cut_per_word = p_trim_flags.has_flag(OVERRUN_TRIM_WORD_ONLY);
bool enforce_ellipsis = p_trim_flags.has_flag(OVERRUN_ENFORCE_ELLIPSIS);
bool justification_aware = p_trim_flags.has_flag(OVERRUN_JUSTIFICATION_AWARE);
Glyph *sd_glyphs = sd->glyphs.ptrw();
if ((p_trim_flags & OVERRUN_TRIM) == OVERRUN_NO_TRIM || sd_glyphs == nullptr || p_width <= 0 || !(sd->width > p_width || enforce_ellipsis)) {
sd->overrun_trim_data.trim_pos = -1;
sd->overrun_trim_data.ellipsis_pos = -1;
return;
}
if (justification_aware && !sd->fit_width_minimum_reached) {
return;
}
Vector<ShapedTextDataAdvanced::Span> &spans = sd->spans;
if (sd->parent != RID()) {
ShapedTextDataAdvanced *parent_sd = shaped_owner.get_or_null(sd->parent);
ERR_FAIL_COND(!parent_sd->valid);
spans = parent_sd->spans;
}
if (spans.size() == 0) {
return;
}
int sd_size = sd->glyphs.size();
int last_gl_font_size = sd_glyphs[sd_size - 1].font_size;
// Find usable fonts, if fonts from the last glyph do not have required chars.
RID dot_gl_font_rid = sd_glyphs[sd_size - 1].font_rid;
if (!_font_has_char(dot_gl_font_rid, '.')) {
const Array &fonts = spans[spans.size() - 1].fonts;
for (int i = 0; i < fonts.size(); i++) {
if (_font_has_char(fonts[i], '.')) {
dot_gl_font_rid = fonts[i];
break;
}
}
}
RID whitespace_gl_font_rid = sd_glyphs[sd_size - 1].font_rid;
if (!_font_has_char(whitespace_gl_font_rid, '.')) {
const Array &fonts = spans[spans.size() - 1].fonts;
for (int i = 0; i < fonts.size(); i++) {
if (_font_has_char(fonts[i], ' ')) {
whitespace_gl_font_rid = fonts[i];
break;
}
}
}
int32_t dot_gl_idx = dot_gl_font_rid.is_valid() ? _font_get_glyph_index(dot_gl_font_rid, last_gl_font_size, '.', 0) : -10;
Vector2 dot_adv = dot_gl_font_rid.is_valid() ? _font_get_glyph_advance(dot_gl_font_rid, last_gl_font_size, dot_gl_idx) : Vector2();
int32_t whitespace_gl_idx = whitespace_gl_font_rid.is_valid() ? _font_get_glyph_index(whitespace_gl_font_rid, last_gl_font_size, ' ', 0) : -10;
Vector2 whitespace_adv = whitespace_gl_font_rid.is_valid() ? _font_get_glyph_advance(whitespace_gl_font_rid, last_gl_font_size, whitespace_gl_idx) : Vector2();
int ellipsis_width = 0;
if (add_ellipsis && whitespace_gl_font_rid.is_valid()) {
ellipsis_width = 3 * dot_adv.x + sd->extra_spacing[SPACING_GLYPH] + (cut_per_word ? whitespace_adv.x : 0);
}
int ell_min_characters = 6;
double width = sd->width;
bool is_rtl = sd->para_direction == DIRECTION_RTL;
int trim_pos = (is_rtl) ? sd_size : 0;
int ellipsis_pos = (enforce_ellipsis) ? 0 : -1;
int last_valid_cut = 0;
bool found = false;
int glyphs_from = (is_rtl) ? 0 : sd_size - 1;
int glyphs_to = (is_rtl) ? sd_size - 1 : -1;
int glyphs_delta = (is_rtl) ? +1 : -1;
if (enforce_ellipsis && (width + ellipsis_width <= p_width)) {
trim_pos = -1;
ellipsis_pos = (is_rtl) ? 0 : sd_size;
} else {
for (int i = glyphs_from; i != glyphs_to; i += glyphs_delta) {
if (!is_rtl) {
width -= sd_glyphs[i].advance * sd_glyphs[i].repeat;
}
if (sd_glyphs[i].count > 0) {
bool above_min_char_threshold = ((is_rtl) ? sd_size - 1 - i : i) >= ell_min_characters;
if (width + (((above_min_char_threshold && add_ellipsis) || enforce_ellipsis) ? ellipsis_width : 0) <= p_width) {
if (cut_per_word && above_min_char_threshold) {
if ((sd_glyphs[i].flags & GRAPHEME_IS_BREAK_SOFT) == GRAPHEME_IS_BREAK_SOFT) {
last_valid_cut = i;
found = true;
}
} else {
last_valid_cut = i;
found = true;
}
if (found) {
trim_pos = last_valid_cut;
if (add_ellipsis && (above_min_char_threshold || enforce_ellipsis) && width - ellipsis_width <= p_width) {
ellipsis_pos = trim_pos;
}
break;
}
}
}
if (is_rtl) {
width -= sd_glyphs[i].advance * sd_glyphs[i].repeat;
}
}
}
sd->overrun_trim_data.trim_pos = trim_pos;
sd->overrun_trim_data.ellipsis_pos = ellipsis_pos;
if (trim_pos == 0 && enforce_ellipsis && add_ellipsis) {
sd->overrun_trim_data.ellipsis_pos = 0;
}
if ((trim_pos >= 0 && sd->width > p_width) || enforce_ellipsis) {
if (add_ellipsis && (ellipsis_pos > 0 || enforce_ellipsis)) {
// Insert an additional space when cutting word bound for aesthetics.
if (cut_per_word && (ellipsis_pos > 0)) {
Glyph gl;
gl.count = 1;
gl.advance = whitespace_adv.x;
gl.index = whitespace_gl_idx;
gl.font_rid = whitespace_gl_font_rid;
gl.font_size = last_gl_font_size;
gl.flags = GRAPHEME_IS_SPACE | GRAPHEME_IS_BREAK_SOFT | GRAPHEME_IS_VIRTUAL | (is_rtl ? GRAPHEME_IS_RTL : 0);
sd->overrun_trim_data.ellipsis_glyph_buf.append(gl);
}
// Add ellipsis dots.
if (dot_gl_idx != 0) {
Glyph gl;
gl.count = 1;
gl.repeat = 3;
gl.advance = dot_adv.x;
gl.index = dot_gl_idx;
gl.font_rid = dot_gl_font_rid;
gl.font_size = last_gl_font_size;
gl.flags = GRAPHEME_IS_PUNCTUATION | GRAPHEME_IS_VIRTUAL | (is_rtl ? GRAPHEME_IS_RTL : 0);
sd->overrun_trim_data.ellipsis_glyph_buf.append(gl);
}
}
sd->text_trimmed = true;
sd->width_trimmed = width + ((ellipsis_pos != -1) ? ellipsis_width : 0);
}
}
int64_t TextServerAdvanced::_shaped_text_get_trim_pos(const RID &p_shaped) const {
ShapedTextDataAdvanced *sd = shaped_owner.get_or_null(p_shaped);
ERR_FAIL_COND_V_MSG(!sd, -1, "ShapedTextDataAdvanced invalid.");
MutexLock lock(sd->mutex);
return sd->overrun_trim_data.trim_pos;
}
int64_t TextServerAdvanced::_shaped_text_get_ellipsis_pos(const RID &p_shaped) const {
ShapedTextDataAdvanced *sd = shaped_owner.get_or_null(p_shaped);
ERR_FAIL_COND_V_MSG(!sd, -1, "ShapedTextDataAdvanced invalid.");
MutexLock lock(sd->mutex);
return sd->overrun_trim_data.ellipsis_pos;
}
const Glyph *TextServerAdvanced::_shaped_text_get_ellipsis_glyphs(const RID &p_shaped) const {
ShapedTextDataAdvanced *sd = shaped_owner.get_or_null(p_shaped);
ERR_FAIL_COND_V_MSG(!sd, nullptr, "ShapedTextDataAdvanced invalid.");
MutexLock lock(sd->mutex);
return sd->overrun_trim_data.ellipsis_glyph_buf.ptr();
}
int64_t TextServerAdvanced::_shaped_text_get_ellipsis_glyph_count(const RID &p_shaped) const {
ShapedTextDataAdvanced *sd = shaped_owner.get_or_null(p_shaped);
ERR_FAIL_COND_V_MSG(!sd, 0, "ShapedTextDataAdvanced invalid.");
MutexLock lock(sd->mutex);
return sd->overrun_trim_data.ellipsis_glyph_buf.size();
}
bool TextServerAdvanced::_shaped_text_update_breaks(const RID &p_shaped) {
ShapedTextDataAdvanced *sd = shaped_owner.get_or_null(p_shaped);
ERR_FAIL_COND_V(!sd, false);
MutexLock lock(sd->mutex);
if (!sd->valid) {
_shaped_text_shape(p_shaped);
}
if (sd->line_breaks_valid) {
return true; // Nothing to do.
}
const UChar *data = sd->utf16.get_data();
if (!sd->break_ops_valid) {
sd->breaks.clear();
sd->break_inserts = 0;
UErrorCode err = U_ZERO_ERROR;
int i = 0;
while (i < sd->spans.size()) {
String language = sd->spans[i].language;
int r_start = sd->spans[i].start;
while (i + 1 < sd->spans.size() && language == sd->spans[i + 1].language) {
i++;
}
int r_end = sd->spans[i].end;
UBreakIterator *bi = ubrk_open(UBRK_LINE, (language.is_empty()) ? TranslationServer::get_singleton()->get_tool_locale().ascii().get_data() : language.ascii().get_data(), data + _convert_pos_inv(sd, r_start), _convert_pos_inv(sd, r_end - r_start), &err);
if (U_FAILURE(err)) {
// No data loaded - use fallback.
for (int j = r_start; j < r_end; j++) {
char32_t c = sd->text[j - sd->start];
if (is_whitespace(c)) {
sd->breaks[j + 1] = false;
}
if (is_linebreak(c)) {
sd->breaks[j + 1] = true;
}
}
} else {
while (ubrk_next(bi) != UBRK_DONE) {
int pos = _convert_pos(sd, ubrk_current(bi)) + r_start;
if ((ubrk_getRuleStatus(bi) >= UBRK_LINE_HARD) && (ubrk_getRuleStatus(bi) < UBRK_LINE_HARD_LIMIT)) {
sd->breaks[pos] = true;
} else if ((ubrk_getRuleStatus(bi) >= UBRK_LINE_SOFT) && (ubrk_getRuleStatus(bi) < UBRK_LINE_SOFT_LIMIT)) {
sd->breaks[pos] = false;
}
int pos_p = pos - 1 - sd->start;
char32_t c = sd->text[pos_p];
if (pos - sd->start != sd->end && !is_whitespace(c) && (c != 0xfffc)) {
sd->break_inserts++;
}
}
}
ubrk_close(bi);
i++;
}
sd->break_ops_valid = true;
}
Vector<Glyph> glyphs_new;
bool rewrite = false;
int sd_shift = 0;
int sd_size = sd->glyphs.size();
Glyph *sd_glyphs = sd->glyphs.ptrw();
Glyph *sd_glyphs_new = nullptr;
if (sd->break_inserts > 0) {
glyphs_new.resize(sd->glyphs.size() + sd->break_inserts);
sd_glyphs_new = glyphs_new.ptrw();
rewrite = true;
} else {
sd_glyphs_new = sd_glyphs;
}
sd->sort_valid = false;
sd->glyphs_logical.clear();
const char32_t *ch = sd->text.ptr();
int c_punct_size = sd->custom_punct.length();
const char32_t *c_punct = sd->custom_punct.ptr();
for (int i = 0; i < sd_size; i++) {
if (rewrite) {
for (int j = 0; j < sd_glyphs[i].count; j++) {
sd_glyphs_new[sd_shift + i + j] = sd_glyphs[i + j];
}
}
if (sd_glyphs[i].count > 0) {
char32_t c = ch[sd_glyphs[i].start - sd->start];
if (c == 0xfffc) {
i += (sd_glyphs[i].count - 1);
continue;
}
if (c == 0x0009 || c == 0x000b) {
sd_glyphs_new[sd_shift + i].flags |= GRAPHEME_IS_TAB;
}
if (is_whitespace(c)) {
sd_glyphs_new[sd_shift + i].flags |= GRAPHEME_IS_SPACE;
}
if (c_punct_size == 0) {
if (u_ispunct(c) && c != 0x005f) {
sd_glyphs_new[sd_shift + i].flags |= GRAPHEME_IS_PUNCTUATION;
}
} else {
for (int j = 0; j < c_punct_size; j++) {
if (c_punct[j] == c) {
sd_glyphs_new[sd_shift + i].flags |= GRAPHEME_IS_PUNCTUATION;
break;
}
}
}
if (is_underscore(c)) {
sd_glyphs_new[sd_shift + i].flags |= GRAPHEME_IS_UNDERSCORE;
}
if (sd->breaks.has(sd_glyphs[i].end)) {
if (sd->breaks[sd_glyphs[i].end] && (is_linebreak(c))) {
sd_glyphs_new[sd_shift + i].flags |= GRAPHEME_IS_BREAK_HARD;
} else if (is_whitespace(c)) {
sd_glyphs_new[sd_shift + i].flags |= GRAPHEME_IS_BREAK_SOFT;
} else {
int count = sd_glyphs[i].count;
// Do not add extra space at the end of the line.
if (sd_glyphs[i].end == sd->end) {
i += (sd_glyphs[i].count - 1);
continue;
}
// Do not add extra space after existing space.
if (sd_glyphs[i].flags & GRAPHEME_IS_RTL) {
if ((i + count < sd_size - 1) && ((sd_glyphs[i + count].flags & (GRAPHEME_IS_SPACE | GRAPHEME_IS_BREAK_SOFT)) == (GRAPHEME_IS_SPACE | GRAPHEME_IS_BREAK_SOFT))) {
i += (sd_glyphs[i].count - 1);
continue;
}
} else {
if ((sd_glyphs[i].flags & (GRAPHEME_IS_SPACE | GRAPHEME_IS_BREAK_SOFT)) == (GRAPHEME_IS_SPACE | GRAPHEME_IS_BREAK_SOFT)) {
i += (sd_glyphs[i].count - 1);
continue;
}
}
Glyph gl;
gl.start = sd_glyphs[i].start;
gl.end = sd_glyphs[i].end;
gl.count = 1;
gl.font_rid = sd_glyphs[i].font_rid;
gl.font_size = sd_glyphs[i].font_size;
gl.flags = GRAPHEME_IS_BREAK_SOFT | GRAPHEME_IS_VIRTUAL | GRAPHEME_IS_SPACE;
if (sd_glyphs[i].flags & GRAPHEME_IS_RTL) {
gl.flags |= GRAPHEME_IS_RTL;
for (int j = sd_glyphs[i].count - 1; j >= 0; j--) {
sd_glyphs_new[sd_shift + i + j + 1] = sd_glyphs_new[sd_shift + i + j];
}
sd_glyphs_new[sd_shift + i] = gl;
} else {
sd_glyphs_new[sd_shift + i + count] = gl;
}
sd_shift++;
ERR_FAIL_COND_V_MSG(sd_shift > sd->break_inserts, false, "Invalid break insert count!");
}
}
i += (sd_glyphs[i].count - 1);
}
}
if (sd_shift < sd->break_inserts) {
// Note: should not happen with a normal text, but might be a case with special fonts that substitute a long string (with breaks opportunities in it) with a single glyph (like Font Awesome).
glyphs_new.resize(sd->glyphs.size() + sd_shift);
}
if (sd->break_inserts > 0) {
sd->glyphs = glyphs_new;
}
sd->line_breaks_valid = true;
return sd->line_breaks_valid;
}
_FORCE_INLINE_ int64_t _generate_kashida_justification_opportunies(const String &p_data, int64_t p_start, int64_t p_end) {
int64_t kashida_pos = -1;
int8_t priority = 100;
int64_t i = p_start;
char32_t pc = 0;
while ((p_end > p_start) && is_transparent(p_data[p_end - 1])) {
p_end--;
}
while (i < p_end) {
uint32_t c = p_data[i];
if (c == 0x0640) {
kashida_pos = i;
priority = 0;
}
if (priority >= 1 && i < p_end - 1) {
if (is_seen_sad(c) && (p_data[i + 1] != 0x200c)) {
kashida_pos = i;
priority = 1;
}
}
if (priority >= 2 && i > p_start) {
if (is_teh_marbuta(c) || is_dal(c) || (is_heh(c) && i == p_end - 1)) {
if (is_connected_to_prev(c, pc)) {
kashida_pos = i - 1;
priority = 2;
}
}
}
if (priority >= 3 && i > p_start) {
if (is_alef(c) || ((is_lam(c) || is_tah(c) || is_kaf(c) || is_gaf(c)) && i == p_end - 1)) {
if (is_connected_to_prev(c, pc)) {
kashida_pos = i - 1;
priority = 3;
}
}
}
if (priority >= 4 && i > p_start && i < p_end - 1) {
if (is_beh(c)) {
if (is_reh(p_data[i + 1]) || is_yeh(p_data[i + 1])) {
if (is_connected_to_prev(c, pc)) {
kashida_pos = i - 1;
priority = 4;
}
}
}
}
if (priority >= 5 && i > p_start) {
if (is_waw(c) || ((is_ain(c) || is_qaf(c) || is_feh(c)) && i == p_end - 1)) {
if (is_connected_to_prev(c, pc)) {
kashida_pos = i - 1;
priority = 5;
}
}
}
if (priority >= 6 && i > p_start) {
if (is_reh(c)) {
if (is_connected_to_prev(c, pc)) {
kashida_pos = i - 1;
priority = 6;
}
}
}
if (!is_transparent(c)) {
pc = c;
}
i++;
}
return kashida_pos;
}
bool TextServerAdvanced::_shaped_text_update_justification_ops(const RID &p_shaped) {
ShapedTextDataAdvanced *sd = shaped_owner.get_or_null(p_shaped);
ERR_FAIL_COND_V(!sd, false);
MutexLock lock(sd->mutex);
if (!sd->valid) {
_shaped_text_shape(p_shaped);
}
if (!sd->line_breaks_valid) {
_shaped_text_update_breaks(p_shaped);
}
if (sd->justification_ops_valid) {
return true; // Nothing to do.
}
const UChar *data = sd->utf16.get_data();
int data_size = sd->utf16.length();
if (!sd->js_ops_valid) {
sd->jstops.clear();
// Use ICU word iterator and custom kashida detection.
UErrorCode err = U_ZERO_ERROR;
UBreakIterator *bi = ubrk_open(UBRK_WORD, "", data, data_size, &err);
if (U_FAILURE(err)) {
// No data - use fallback.
int limit = 0;
for (int i = 0; i < sd->text.length(); i++) {
if (is_whitespace(data[i])) {
int ks = _generate_kashida_justification_opportunies(sd->text, limit, i) + sd->start;
if (ks != -1) {
sd->jstops[ks] = true;
}
limit = i + 1;
}
}
int ks = _generate_kashida_justification_opportunies(sd->text, limit, sd->text.length()) + sd->start;
if (ks != -1) {
sd->jstops[ks] = true;
}
} else {
int limit = 0;
while (ubrk_next(bi) != UBRK_DONE) {
if (ubrk_getRuleStatus(bi) != UBRK_WORD_NONE) {
int i = _convert_pos(sd, ubrk_current(bi));
sd->jstops[i + sd->start] = false;
int ks = _generate_kashida_justification_opportunies(sd->text, limit, i);
if (ks != -1) {
sd->jstops[ks + sd->start] = true;
}
limit = i;
}
}
ubrk_close(bi);
}
sd->js_ops_valid = true;
}
sd->sort_valid = false;
sd->glyphs_logical.clear();
Glyph *sd_glyphs = sd->glyphs.ptrw();
int sd_size = sd->glyphs.size();
if (!sd->jstops.is_empty()) {
for (int i = 0; i < sd_size; i++) {
if (sd_glyphs[i].count > 0) {
char32_t c = sd->text[sd_glyphs[i].start - sd->start];
if (c == 0x0640 && sd_glyphs[i].start == sd_glyphs[i].end - 1) {
sd_glyphs[i].flags |= GRAPHEME_IS_ELONGATION;
}
if (sd->jstops.has(sd_glyphs[i].start)) {
if (c == 0xfffc) {
continue;
}
if (sd->jstops[sd_glyphs[i].start]) {
if (c != 0x0640) {
if (sd_glyphs[i].font_rid != RID()) {
Glyph gl = _shape_single_glyph(sd, 0x0640, HB_SCRIPT_ARABIC, HB_DIRECTION_RTL, sd->glyphs[i].font_rid, sd->glyphs[i].font_size);
if ((sd_glyphs[i].flags & GRAPHEME_IS_VALID) == GRAPHEME_IS_VALID) {
#if HB_VERSION_ATLEAST(5, 1, 0)
if ((i > 0) && ((sd_glyphs[i - 1].flags & GRAPHEME_IS_SAFE_TO_INSERT_TATWEEL) != GRAPHEME_IS_SAFE_TO_INSERT_TATWEEL)) {
continue;
}
#endif
gl.start = sd_glyphs[i].start;
gl.end = sd_glyphs[i].end;
gl.repeat = 0;
gl.count = 1;
if (sd->orientation == ORIENTATION_HORIZONTAL) {
gl.y_off = sd_glyphs[i].y_off;
} else {
gl.x_off = sd_glyphs[i].x_off;
}
gl.flags |= GRAPHEME_IS_ELONGATION | GRAPHEME_IS_VIRTUAL;
sd->glyphs.insert(i, gl);
i++;
// Update write pointer and size.
sd_size = sd->glyphs.size();
sd_glyphs = sd->glyphs.ptrw();
continue;
}
}
}
} else if ((sd_glyphs[i].flags & GRAPHEME_IS_SPACE) != GRAPHEME_IS_SPACE) {
int count = sd_glyphs[i].count;
// Do not add extra spaces at the end of the line.
if (sd_glyphs[i].end == sd->end) {
continue;
}
// Do not add extra space after existing space.
if (sd_glyphs[i].flags & GRAPHEME_IS_RTL) {
if ((i + count < sd_size - 1) && ((sd_glyphs[i + count].flags & (GRAPHEME_IS_SPACE | GRAPHEME_IS_BREAK_SOFT)) == (GRAPHEME_IS_SPACE | GRAPHEME_IS_BREAK_SOFT))) {
continue;
}
} else {
if ((i > 0) && ((sd_glyphs[i - 1].flags & (GRAPHEME_IS_SPACE | GRAPHEME_IS_BREAK_SOFT)) == (GRAPHEME_IS_SPACE | GRAPHEME_IS_BREAK_SOFT))) {
continue;
}
}
// Inject virtual space for alignment.
Glyph gl;
gl.start = sd_glyphs[i].start;
gl.end = sd_glyphs[i].end;
gl.count = 1;
gl.font_rid = sd_glyphs[i].font_rid;
gl.font_size = sd_glyphs[i].font_size;
gl.flags = GRAPHEME_IS_SPACE | GRAPHEME_IS_VIRTUAL;
if (sd_glyphs[i].flags & GRAPHEME_IS_RTL) {
gl.flags |= GRAPHEME_IS_RTL;
sd->glyphs.insert(i, gl); // Insert before.
} else {
sd->glyphs.insert(i + count, gl); // Insert after.
}
i += count;
// Update write pointer and size.
sd_size = sd->glyphs.size();
sd_glyphs = sd->glyphs.ptrw();
continue;
}
}
}
}
}
sd->justification_ops_valid = true;
return sd->justification_ops_valid;
}
Glyph TextServerAdvanced::_shape_single_glyph(ShapedTextDataAdvanced *p_sd, char32_t p_char, hb_script_t p_script, hb_direction_t p_direction, const RID &p_font, int64_t p_font_size) {
hb_font_t *hb_font = _font_get_hb_handle(p_font, p_font_size);
double scale = _font_get_scale(p_font, p_font_size);
bool subpos = (scale != 1.0) || (_font_get_subpixel_positioning(p_font) == SUBPIXEL_POSITIONING_ONE_HALF) || (_font_get_subpixel_positioning(p_font) == SUBPIXEL_POSITIONING_ONE_QUARTER) || (_font_get_subpixel_positioning(p_font) == SUBPIXEL_POSITIONING_AUTO && p_font_size <= SUBPIXEL_POSITIONING_ONE_HALF_MAX_SIZE);
ERR_FAIL_COND_V(hb_font == nullptr, Glyph());
hb_buffer_clear_contents(p_sd->hb_buffer);
hb_buffer_set_direction(p_sd->hb_buffer, p_direction);
hb_buffer_set_flags(p_sd->hb_buffer, (hb_buffer_flags_t)(HB_BUFFER_FLAG_DEFAULT));
hb_buffer_set_script(p_sd->hb_buffer, p_script);
hb_buffer_add_utf32(p_sd->hb_buffer, (const uint32_t *)&p_char, 1, 0, 1);
hb_shape(hb_font, p_sd->hb_buffer, nullptr, 0);
unsigned int glyph_count = 0;
hb_glyph_info_t *glyph_info = hb_buffer_get_glyph_infos(p_sd->hb_buffer, &glyph_count);
hb_glyph_position_t *glyph_pos = hb_buffer_get_glyph_positions(p_sd->hb_buffer, &glyph_count);
// Process glyphs.
Glyph gl;
if (p_direction == HB_DIRECTION_RTL || p_direction == HB_DIRECTION_BTT) {
gl.flags |= TextServer::GRAPHEME_IS_RTL;
}
gl.font_rid = p_font;
gl.font_size = p_font_size;
if (glyph_count > 0) {
if (p_sd->orientation == ORIENTATION_HORIZONTAL) {
if (subpos) {
gl.advance = (double)glyph_pos[0].x_advance / (64.0 / scale) + _get_extra_advance(p_font, p_font_size);
} else {
gl.advance = Math::round((double)glyph_pos[0].x_advance / (64.0 / scale) + _get_extra_advance(p_font, p_font_size));
}
} else {
gl.advance = -Math::round((double)glyph_pos[0].y_advance / (64.0 / scale));
}
gl.count = 1;
gl.index = glyph_info[0].codepoint;
if (subpos) {
gl.x_off = (double)glyph_pos[0].x_offset / (64.0 / scale);
} else {
gl.x_off = Math::round((double)glyph_pos[0].x_offset / (64.0 / scale));
}
gl.y_off = -Math::round((double)glyph_pos[0].y_offset / (64.0 / scale));
if ((glyph_info[0].codepoint != 0) || !u_isgraph(p_char)) {
gl.flags |= GRAPHEME_IS_VALID;
}
}
return gl;
}
_FORCE_INLINE_ void TextServerAdvanced::_add_featuers(const Dictionary &p_source, Vector<hb_feature_t> &r_ftrs) {
Array keys = p_source.keys();
Array values = p_source.values();
for (int i = 0; i < keys.size(); i++) {
int32_t value = values[i];
if (value >= 0) {
hb_feature_t feature;
if (keys[i].get_type() == Variant::STRING) {
feature.tag = _name_to_tag(keys[i]);
} else {
feature.tag = keys[i];
}
feature.value = value;
feature.start = 0;
feature.end = -1;
r_ftrs.push_back(feature);
}
}
}
void TextServerAdvanced::_shape_run(ShapedTextDataAdvanced *p_sd, int64_t p_start, int64_t p_end, hb_script_t p_script, hb_direction_t p_direction, TypedArray<RID> p_fonts, int64_t p_span, int64_t p_fb_index, int64_t p_prev_start, int64_t p_prev_end) {
RID f;
int fs = p_sd->spans[p_span].font_size;
if (p_fb_index >= 0 && p_fb_index < p_fonts.size()) {
// Try font from list.
f = p_fonts[p_fb_index];
} else if (OS::get_singleton()->has_feature("system_fonts") && p_fonts.size() > 0 && ((p_fb_index == p_fonts.size()) || (p_fb_index > p_fonts.size() && p_start != p_prev_start))) {
// Try system fallback.
RID fdef = p_fonts[0];
if (_font_is_allow_system_fallback(fdef)) {
String text = p_sd->text.substr(p_start, 1);
String font_name = _font_get_name(fdef);
BitField<FontStyle> font_style = _font_get_style(fdef);
int font_weight = _font_get_weight(fdef);
int font_stretch = _font_get_stretch(fdef);
Dictionary dvar = _font_get_variation_coordinates(fdef);
static int64_t wgth_tag = _name_to_tag("weight");
static int64_t wdth_tag = _name_to_tag("width");
static int64_t ital_tag = _name_to_tag("italic");
if (dvar.has(wgth_tag)) {
font_weight = dvar[wgth_tag].operator int();
}
if (dvar.has(wdth_tag)) {
font_stretch = dvar[wdth_tag].operator int();
}
if (dvar.has(ital_tag) && dvar[ital_tag].operator int() == 1) {
font_style.set_flag(TextServer::FONT_ITALIC);
}
char scr_buffer[5] = { 0, 0, 0, 0, 0 };
hb_tag_to_string(hb_script_to_iso15924_tag(p_script), scr_buffer);
String script_code = String(scr_buffer);
String locale = (p_sd->spans[p_span].language.is_empty()) ? TranslationServer::get_singleton()->get_tool_locale() : p_sd->spans[p_span].language;
PackedStringArray fallback_font_name = OS::get_singleton()->get_system_font_path_for_text(font_name, text, locale, script_code, font_weight, font_stretch, font_style & TextServer::FONT_ITALIC);
#ifdef GDEXTENSION
for (int fb = 0; fb < fallback_font_name.size(); fb++) {
const String &E = fallback_font_name[fb];
#else
for (const String &E : fallback_font_name) {
#endif
SystemFontKey key = SystemFontKey(E, font_style & TextServer::FONT_ITALIC, font_weight, font_stretch, fdef, this);
if (system_fonts.has(key)) {
const SystemFontCache &sysf_cache = system_fonts[key];
int best_score = 0;
int best_match = -1;
for (int face_idx = 0; face_idx < sysf_cache.var.size(); face_idx++) {
const SystemFontCacheRec &F = sysf_cache.var[face_idx];
if (unlikely(!_font_has_char(F.rid, text[0]))) {
continue;
}
BitField<FontStyle> style = _font_get_style(F.rid);
int weight = _font_get_weight(F.rid);
int stretch = _font_get_stretch(F.rid);
int score = (20 - Math::abs(weight - font_weight) / 50);
score += (20 - Math::abs(stretch - font_stretch) / 10);
if (bool(style & TextServer::FONT_ITALIC) == bool(font_style & TextServer::FONT_ITALIC)) {
score += 30;
}
if (score >= best_score) {
best_score = score;
best_match = face_idx;
}
if (best_score == 70) {
break;
}
}
if (best_match != -1) {
f = sysf_cache.var[best_match].rid;
}
}
if (!f.is_valid()) {
if (system_fonts.has(key)) {
const SystemFontCache &sysf_cache = system_fonts[key];
if (sysf_cache.max_var == sysf_cache.var.size()) {
// All subfonts already tested, skip.
continue;
}
}
if (!system_font_data.has(E)) {
system_font_data[E] = FileAccess::get_file_as_bytes(E);
}
const PackedByteArray &font_data = system_font_data[E];
SystemFontCacheRec sysf;
sysf.rid = _create_font();
_font_set_data_ptr(sysf.rid, font_data.ptr(), font_data.size());
Dictionary var = dvar;
// Select matching style from collection.
int best_score = 0;
int best_match = -1;
for (int face_idx = 0; face_idx < _font_get_face_count(sysf.rid); face_idx++) {
_font_set_face_index(sysf.rid, face_idx);
if (unlikely(!_font_has_char(sysf.rid, text[0]))) {
continue;
}
BitField<FontStyle> style = _font_get_style(sysf.rid);
int weight = _font_get_weight(sysf.rid);
int stretch = _font_get_stretch(sysf.rid);
int score = (20 - Math::abs(weight - font_weight) / 50);
score += (20 - Math::abs(stretch - font_stretch) / 10);
if (bool(style & TextServer::FONT_ITALIC) == bool(font_style & TextServer::FONT_ITALIC)) {
score += 30;
}
if (score >= best_score) {
best_score = score;
best_match = face_idx;
}
if (best_score == 70) {
break;
}
}
if (best_match == -1) {
_free_rid(sysf.rid);
continue;
} else {
_font_set_face_index(sysf.rid, best_match);
}
sysf.index = best_match;
// If it's a variable font, apply weight, stretch and italic coordinates to match requested style.
if (best_score != 70) {
Dictionary ftr = _font_supported_variation_list(sysf.rid);
if (ftr.has(wdth_tag)) {
var[wdth_tag] = font_stretch;
_font_set_stretch(sysf.rid, font_stretch);
}
if (ftr.has(wgth_tag)) {
var[wgth_tag] = font_weight;
_font_set_weight(sysf.rid, font_weight);
}
if ((font_style & TextServer::FONT_ITALIC) && ftr.has(ital_tag)) {
var[ital_tag] = 1;
_font_set_style(sysf.rid, _font_get_style(sysf.rid) | TextServer::FONT_ITALIC);
}
}
_font_set_antialiasing(sysf.rid, key.antialiasing);
_font_set_generate_mipmaps(sysf.rid, key.mipmaps);
_font_set_multichannel_signed_distance_field(sysf.rid, key.msdf);
_font_set_msdf_pixel_range(sysf.rid, key.msdf_range);
_font_set_msdf_size(sysf.rid, key.msdf_source_size);
_font_set_fixed_size(sysf.rid, key.fixed_size);
_font_set_force_autohinter(sysf.rid, key.force_autohinter);
_font_set_hinting(sysf.rid, key.hinting);
_font_set_subpixel_positioning(sysf.rid, key.subpixel_positioning);
_font_set_variation_coordinates(sysf.rid, var);
_font_set_oversampling(sysf.rid, key.oversampling);
_font_set_embolden(sysf.rid, key.embolden);
_font_set_transform(sysf.rid, key.transform);
if (system_fonts.has(key)) {
system_fonts[key].var.push_back(sysf);
} else {
SystemFontCache &sysf_cache = system_fonts[key];
sysf_cache.max_var = _font_get_face_count(sysf.rid);
sysf_cache.var.push_back(sysf);
}
f = sysf.rid;
}
break;
}
}
}
if (!f.is_valid()) {
// No valid font, use fallback hex code boxes.
for (int i = p_start; i < p_end; i++) {
if (p_sd->preserve_invalid || (p_sd->preserve_control && is_control(p_sd->text[i]))) {
Glyph gl;
gl.start = i + p_sd->start;
gl.end = i + 1 + p_sd->start;
gl.count = 1;
gl.index = p_sd->text[i];
gl.font_size = fs;
gl.font_rid = RID();
if (p_direction == HB_DIRECTION_RTL || p_direction == HB_DIRECTION_BTT) {
gl.flags |= TextServer::GRAPHEME_IS_RTL;
}
if (p_sd->orientation == ORIENTATION_HORIZONTAL) {
gl.advance = get_hex_code_box_size(fs, gl.index).x;
p_sd->ascent = MAX(p_sd->ascent, get_hex_code_box_size(fs, gl.index).y);
} else {
gl.advance = get_hex_code_box_size(fs, gl.index).y;
gl.y_off = get_hex_code_box_size(fs, gl.index).y;
gl.x_off = -Math::round(get_hex_code_box_size(fs, gl.index).x * 0.5);
p_sd->ascent = MAX(p_sd->ascent, Math::round(get_hex_code_box_size(fs, gl.index).x * 0.5));
p_sd->descent = MAX(p_sd->descent, Math::round(get_hex_code_box_size(fs, gl.index).x * 0.5));
}
p_sd->width += gl.advance;
p_sd->glyphs.push_back(gl);
}
}
return;
}
FontAdvanced *fd = font_owner.get_or_null(f);
ERR_FAIL_COND(!fd);
MutexLock lock(fd->mutex);
Vector2i fss = _get_size(fd, fs);
hb_font_t *hb_font = _font_get_hb_handle(f, fs);
double scale = _font_get_scale(f, fs);
double sp_sp = p_sd->extra_spacing[SPACING_SPACE];
double sp_gl = p_sd->extra_spacing[SPACING_GLYPH];
bool last_run = (p_sd->end == p_end);
double ea = _get_extra_advance(f, fs);
bool subpos = (scale != 1.0) || (_font_get_subpixel_positioning(f) == SUBPIXEL_POSITIONING_ONE_HALF) || (_font_get_subpixel_positioning(f) == SUBPIXEL_POSITIONING_ONE_QUARTER) || (_font_get_subpixel_positioning(f) == SUBPIXEL_POSITIONING_AUTO && fs <= SUBPIXEL_POSITIONING_ONE_HALF_MAX_SIZE);
ERR_FAIL_COND(hb_font == nullptr);
hb_buffer_clear_contents(p_sd->hb_buffer);
hb_buffer_set_direction(p_sd->hb_buffer, p_direction);
int flags = (p_start == 0 ? HB_BUFFER_FLAG_BOT : 0) | (p_end == p_sd->text.length() ? HB_BUFFER_FLAG_EOT : 0);
if (p_sd->preserve_control) {
flags |= HB_BUFFER_FLAG_PRESERVE_DEFAULT_IGNORABLES;
} else {
flags |= HB_BUFFER_FLAG_DEFAULT;
}
#if HB_VERSION_ATLEAST(5, 1, 0)
flags |= HB_BUFFER_FLAG_PRODUCE_SAFE_TO_INSERT_TATWEEL;
#endif
hb_buffer_set_flags(p_sd->hb_buffer, (hb_buffer_flags_t)flags);
hb_buffer_set_script(p_sd->hb_buffer, p_script);
if (p_sd->spans[p_span].language.is_empty()) {
hb_language_t lang = hb_language_from_string(TranslationServer::get_singleton()->get_tool_locale().ascii().get_data(), -1);
hb_buffer_set_language(p_sd->hb_buffer, lang);
} else {
hb_language_t lang = hb_language_from_string(p_sd->spans[p_span].language.ascii().get_data(), -1);
hb_buffer_set_language(p_sd->hb_buffer, lang);
}
hb_buffer_add_utf32(p_sd->hb_buffer, (const uint32_t *)p_sd->text.ptr(), p_sd->text.length(), p_start, p_end - p_start);
Vector<hb_feature_t> ftrs;
_add_featuers(_font_get_opentype_feature_overrides(f), ftrs);
_add_featuers(p_sd->spans[p_span].features, ftrs);
hb_shape(hb_font, p_sd->hb_buffer, ftrs.is_empty() ? nullptr : &ftrs[0], ftrs.size());
unsigned int glyph_count = 0;
hb_glyph_info_t *glyph_info = hb_buffer_get_glyph_infos(p_sd->hb_buffer, &glyph_count);
hb_glyph_position_t *glyph_pos = hb_buffer_get_glyph_positions(p_sd->hb_buffer, &glyph_count);
int mod = 0;
if (fd->antialiasing == FONT_ANTIALIASING_LCD) {
TextServer::FontLCDSubpixelLayout layout = (TextServer::FontLCDSubpixelLayout)(int)GLOBAL_GET("gui/theme/lcd_subpixel_layout");
if (layout != FONT_LCD_SUBPIXEL_LAYOUT_NONE) {
mod = (layout << 24);
}
}
// Process glyphs.
if (glyph_count > 0) {
Glyph *w = (Glyph *)memalloc(glyph_count * sizeof(Glyph));
int end = (p_direction == HB_DIRECTION_RTL || p_direction == HB_DIRECTION_BTT) ? p_end : 0;
uint32_t last_cluster_id = UINT32_MAX;
unsigned int last_cluster_index = 0;
bool last_cluster_valid = true;
for (unsigned int i = 0; i < glyph_count; i++) {
if ((i > 0) && (last_cluster_id != glyph_info[i].cluster)) {
if (p_direction == HB_DIRECTION_RTL || p_direction == HB_DIRECTION_BTT) {
end = w[last_cluster_index].start;
} else {
for (unsigned int j = last_cluster_index; j < i; j++) {
w[j].end = glyph_info[i].cluster;
}
}
if (p_direction == HB_DIRECTION_RTL || p_direction == HB_DIRECTION_BTT) {
w[last_cluster_index].flags |= GRAPHEME_IS_RTL;
}
if (last_cluster_valid) {
w[last_cluster_index].flags |= GRAPHEME_IS_VALID;
}
w[last_cluster_index].count = i - last_cluster_index;
last_cluster_index = i;
last_cluster_valid = true;
}
last_cluster_id = glyph_info[i].cluster;
Glyph &gl = w[i];
gl = Glyph();
gl.start = glyph_info[i].cluster;
gl.end = end;
gl.count = 0;
gl.font_rid = f;
gl.font_size = fs;
if (glyph_info[i].mask & HB_GLYPH_FLAG_UNSAFE_TO_BREAK) {
gl.flags |= GRAPHEME_IS_CONNECTED;
}
#if HB_VERSION_ATLEAST(5, 1, 0)
if (glyph_info[i].mask & HB_GLYPH_FLAG_SAFE_TO_INSERT_TATWEEL) {
gl.flags |= GRAPHEME_IS_SAFE_TO_INSERT_TATWEEL;
}
#endif
gl.index = glyph_info[i].codepoint;
if (gl.index != 0) {
_ensure_glyph(fd, fss, gl.index | mod);
if (p_sd->orientation == ORIENTATION_HORIZONTAL) {
if (subpos) {
gl.advance = (double)glyph_pos[i].x_advance / (64.0 / scale) + ea;
} else {
gl.advance = Math::round((double)glyph_pos[i].x_advance / (64.0 / scale) + ea);
}
} else {
gl.advance = -Math::round((double)glyph_pos[i].y_advance / (64.0 / scale));
}
if (subpos) {
gl.x_off = (double)glyph_pos[i].x_offset / (64.0 / scale);
} else {
gl.x_off = Math::round((double)glyph_pos[i].x_offset / (64.0 / scale));
}
gl.y_off = -Math::round((double)glyph_pos[i].y_offset / (64.0 / scale));
}
if (!last_run || i < glyph_count - 1) {
// Do not add extra spacing to the last glyph of the string.
if (sp_sp && is_whitespace(p_sd->text[glyph_info[i].cluster])) {
gl.advance += sp_sp;
} else {
gl.advance += sp_gl;
}
}
if (p_sd->preserve_control) {
last_cluster_valid = last_cluster_valid && ((glyph_info[i].codepoint != 0) || (p_sd->text[glyph_info[i].cluster] == 0x0009) || (u_isblank(p_sd->text[glyph_info[i].cluster]) && (gl.advance != 0)) || (!u_isblank(p_sd->text[glyph_info[i].cluster]) && is_linebreak(p_sd->text[glyph_info[i].cluster])));
} else {
last_cluster_valid = last_cluster_valid && ((glyph_info[i].codepoint != 0) || (p_sd->text[glyph_info[i].cluster] == 0x0009) || (u_isblank(p_sd->text[glyph_info[i].cluster]) && (gl.advance != 0)) || (!u_isblank(p_sd->text[glyph_info[i].cluster]) && !u_isgraph(p_sd->text[glyph_info[i].cluster])));
}
}
if (p_direction == HB_DIRECTION_LTR || p_direction == HB_DIRECTION_TTB) {
for (unsigned int j = last_cluster_index; j < glyph_count; j++) {
w[j].end = p_end;
}
}
w[last_cluster_index].count = glyph_count - last_cluster_index;
if (p_direction == HB_DIRECTION_RTL || p_direction == HB_DIRECTION_BTT) {
w[last_cluster_index].flags |= GRAPHEME_IS_RTL;
}
if (last_cluster_valid) {
w[last_cluster_index].flags |= GRAPHEME_IS_VALID;
}
// Fallback.
int failed_subrun_start = p_end + 1;
int failed_subrun_end = p_start;
for (unsigned int i = 0; i < glyph_count; i++) {
if ((w[i].flags & GRAPHEME_IS_VALID) == GRAPHEME_IS_VALID) {
if (failed_subrun_start != p_end + 1) {
_shape_run(p_sd, failed_subrun_start, failed_subrun_end, p_script, p_direction, p_fonts, p_span, p_fb_index + 1, p_start, p_end);
failed_subrun_start = p_end + 1;
failed_subrun_end = p_start;
}
for (int j = 0; j < w[i].count; j++) {
if (p_sd->orientation == ORIENTATION_HORIZONTAL) {
p_sd->ascent = MAX(p_sd->ascent, -w[i + j].y_off);
p_sd->descent = MAX(p_sd->descent, w[i + j].y_off);
} else {
double gla = Math::round(_font_get_glyph_advance(f, fs, w[i + j].index).x * 0.5);
p_sd->ascent = MAX(p_sd->ascent, gla);
p_sd->descent = MAX(p_sd->descent, gla);
}
p_sd->width += w[i + j].advance;
w[i + j].start += p_sd->start;
w[i + j].end += p_sd->start;
p_sd->glyphs.push_back(w[i + j]);
}
} else {
if (failed_subrun_start >= w[i].start) {
failed_subrun_start = w[i].start;
}
if (failed_subrun_end <= w[i].end) {
failed_subrun_end = w[i].end;
}
}
i += w[i].count - 1;
}
memfree(w);
if (failed_subrun_start != p_end + 1) {
_shape_run(p_sd, failed_subrun_start, failed_subrun_end, p_script, p_direction, p_fonts, p_span, p_fb_index + 1, p_start, p_end);
}
p_sd->ascent = MAX(p_sd->ascent, _font_get_ascent(f, fs));
p_sd->descent = MAX(p_sd->descent, _font_get_descent(f, fs));
p_sd->upos = MAX(p_sd->upos, _font_get_underline_position(f, fs));
p_sd->uthk = MAX(p_sd->uthk, _font_get_underline_thickness(f, fs));
}
}
bool TextServerAdvanced::_shaped_text_shape(const RID &p_shaped) {
ShapedTextDataAdvanced *sd = shaped_owner.get_or_null(p_shaped);
ERR_FAIL_COND_V(!sd, false);
MutexLock lock(sd->mutex);
if (sd->valid) {
return true;
}
invalidate(sd, false);
if (sd->parent != RID()) {
_shaped_text_shape(sd->parent);
ShapedTextDataAdvanced *parent_sd = shaped_owner.get_or_null(sd->parent);
ERR_FAIL_COND_V(!parent_sd->valid, false);
ERR_FAIL_COND_V(!_shape_substr(sd, parent_sd, sd->start, sd->end - sd->start), false);
return true;
}
if (sd->text.length() == 0) {
sd->valid = true;
return true;
}
sd->utf16 = sd->text.utf16();
const UChar *data = sd->utf16.get_data();
// Create script iterator.
if (sd->script_iter == nullptr) {
sd->script_iter = memnew(ScriptIterator(sd->text, 0, sd->text.length()));
}
if (sd->bidi_override.is_empty()) {
sd->bidi_override.push_back(Vector2i(sd->start, sd->end));
}
for (int ov = 0; ov < sd->bidi_override.size(); ov++) {
// Create BiDi iterator.
int start = _convert_pos_inv(sd, sd->bidi_override[ov].x - sd->start);
int end = _convert_pos_inv(sd, sd->bidi_override[ov].y - sd->start);
if (start < 0 || end - start > sd->utf16.length()) {
continue;
}
UErrorCode err = U_ZERO_ERROR;
UBiDi *bidi_iter = ubidi_openSized(end, 0, &err);
ERR_FAIL_COND_V_MSG(U_FAILURE(err), false, u_errorName(err));
switch (sd->direction) {
case DIRECTION_LTR: {
ubidi_setPara(bidi_iter, data + start, end - start, UBIDI_LTR, nullptr, &err);
sd->para_direction = DIRECTION_LTR;
} break;
case DIRECTION_RTL: {
ubidi_setPara(bidi_iter, data + start, end - start, UBIDI_RTL, nullptr, &err);
sd->para_direction = DIRECTION_RTL;
} break;
case DIRECTION_AUTO: {
UBiDiDirection direction = ubidi_getBaseDirection(data + start, end - start);
if (direction != UBIDI_NEUTRAL) {
ubidi_setPara(bidi_iter, data + start, end - start, direction, nullptr, &err);
sd->para_direction = (direction == UBIDI_RTL) ? DIRECTION_RTL : DIRECTION_LTR;
} else {
ubidi_setPara(bidi_iter, data + start, end - start, UBIDI_DEFAULT_LTR, nullptr, &err);
sd->para_direction = DIRECTION_LTR;
}
} break;
}
ERR_FAIL_COND_V_MSG(U_FAILURE(err), false, u_errorName(err));
sd->bidi_iter.push_back(bidi_iter);
err = U_ZERO_ERROR;
int bidi_run_count = ubidi_countRuns(bidi_iter, &err);
ERR_FAIL_COND_V_MSG(U_FAILURE(err), false, u_errorName(err));
for (int i = 0; i < bidi_run_count; i++) {
int32_t _bidi_run_start = 0;
int32_t _bidi_run_length = 0;
hb_direction_t bidi_run_direction = HB_DIRECTION_INVALID;
bool is_rtl = (ubidi_getVisualRun(bidi_iter, i, &_bidi_run_start, &_bidi_run_length) == UBIDI_LTR);
switch (sd->orientation) {
case ORIENTATION_HORIZONTAL: {
if (is_rtl) {
bidi_run_direction = HB_DIRECTION_LTR;
} else {
bidi_run_direction = HB_DIRECTION_RTL;
}
} break;
case ORIENTATION_VERTICAL: {
if (is_rtl) {
bidi_run_direction = HB_DIRECTION_TTB;
} else {
bidi_run_direction = HB_DIRECTION_BTT;
}
}
}
int32_t bidi_run_start = _convert_pos(sd, sd->bidi_override[ov].x - sd->start + _bidi_run_start);
int32_t bidi_run_end = _convert_pos(sd, sd->bidi_override[ov].x - sd->start + _bidi_run_start + _bidi_run_length);
// Shape runs.
int scr_from = (is_rtl) ? 0 : sd->script_iter->script_ranges.size() - 1;
int scr_to = (is_rtl) ? sd->script_iter->script_ranges.size() : -1;
int scr_delta = (is_rtl) ? +1 : -1;
for (int j = scr_from; j != scr_to; j += scr_delta) {
if ((sd->script_iter->script_ranges[j].start < bidi_run_end) && (sd->script_iter->script_ranges[j].end > bidi_run_start)) {
int32_t script_run_start = MAX(sd->script_iter->script_ranges[j].start, bidi_run_start);
int32_t script_run_end = MIN(sd->script_iter->script_ranges[j].end, bidi_run_end);
char scr_buffer[5] = { 0, 0, 0, 0, 0 };
hb_tag_to_string(hb_script_to_iso15924_tag(sd->script_iter->script_ranges[j].script), scr_buffer);
String script_code = String(scr_buffer);
int spn_from = (is_rtl) ? 0 : sd->spans.size() - 1;
int spn_to = (is_rtl) ? sd->spans.size() : -1;
int spn_delta = (is_rtl) ? +1 : -1;
for (int k = spn_from; k != spn_to; k += spn_delta) {
const ShapedTextDataAdvanced::Span &span = sd->spans[k];
if (span.start - sd->start >= script_run_end || span.end - sd->start <= script_run_start) {
continue;
}
if (span.embedded_key != Variant()) {
// Embedded object.
if (sd->orientation == ORIENTATION_HORIZONTAL) {
sd->objects[span.embedded_key].rect.position.x = sd->width;
sd->width += sd->objects[span.embedded_key].rect.size.x;
} else {
sd->objects[span.embedded_key].rect.position.y = sd->width;
sd->width += sd->objects[span.embedded_key].rect.size.y;
}
Glyph gl;
gl.start = span.start;
gl.end = span.end;
gl.count = 1;
gl.flags = GRAPHEME_IS_VALID | GRAPHEME_IS_VIRTUAL;
if (sd->orientation == ORIENTATION_HORIZONTAL) {
gl.advance = sd->objects[span.embedded_key].rect.size.x;
} else {
gl.advance = sd->objects[span.embedded_key].rect.size.y;
}
sd->glyphs.push_back(gl);
} else {
Array fonts;
Array fonts_scr_only;
Array fonts_no_match;
int font_count = span.fonts.size();
if (font_count > 0) {
fonts.push_back(sd->spans[k].fonts[0]);
}
for (int l = 1; l < font_count; l++) {
if (_font_is_script_supported(span.fonts[l], script_code)) {
if (_font_is_language_supported(span.fonts[l], span.language)) {
fonts.push_back(sd->spans[k].fonts[l]);
} else {
fonts_scr_only.push_back(sd->spans[k].fonts[l]);
}
} else {
fonts_no_match.push_back(sd->spans[k].fonts[l]);
}
}
fonts.append_array(fonts_scr_only);
fonts.append_array(fonts_no_match);
_shape_run(sd, MAX(sd->spans[k].start - sd->start, script_run_start), MIN(sd->spans[k].end - sd->start, script_run_end), sd->script_iter->script_ranges[j].script, bidi_run_direction, fonts, k, 0, 0, 0);
}
}
}
}
}
}
_realign(sd);
sd->valid = true;
return sd->valid;
}
bool TextServerAdvanced::_shaped_text_is_ready(const RID &p_shaped) const {
const ShapedTextDataAdvanced *sd = shaped_owner.get_or_null(p_shaped);
ERR_FAIL_COND_V(!sd, false);
MutexLock lock(sd->mutex);
return sd->valid;
}
const Glyph *TextServerAdvanced::_shaped_text_get_glyphs(const RID &p_shaped) const {
const ShapedTextDataAdvanced *sd = shaped_owner.get_or_null(p_shaped);
ERR_FAIL_COND_V(!sd, nullptr);
MutexLock lock(sd->mutex);
if (!sd->valid) {
const_cast<TextServerAdvanced *>(this)->_shaped_text_shape(p_shaped);
}
return sd->glyphs.ptr();
}
int64_t TextServerAdvanced::_shaped_text_get_glyph_count(const RID &p_shaped) const {
const ShapedTextDataAdvanced *sd = shaped_owner.get_or_null(p_shaped);
ERR_FAIL_COND_V(!sd, 0);
MutexLock lock(sd->mutex);
if (!sd->valid) {
const_cast<TextServerAdvanced *>(this)->_shaped_text_shape(p_shaped);
}
return sd->glyphs.size();
}
const Glyph *TextServerAdvanced::_shaped_text_sort_logical(const RID &p_shaped) {
ShapedTextDataAdvanced *sd = shaped_owner.get_or_null(p_shaped);
ERR_FAIL_COND_V(!sd, nullptr);
MutexLock lock(sd->mutex);
if (!sd->valid) {
const_cast<TextServerAdvanced *>(this)->_shaped_text_shape(p_shaped);
}
if (!sd->sort_valid) {
sd->glyphs_logical = sd->glyphs;
sd->glyphs_logical.sort_custom<GlyphCompare>();
sd->sort_valid = true;
}
return sd->glyphs_logical.ptr();
}
Vector2i TextServerAdvanced::_shaped_text_get_range(const RID &p_shaped) const {
const ShapedTextDataAdvanced *sd = shaped_owner.get_or_null(p_shaped);
ERR_FAIL_COND_V(!sd, Vector2i());
MutexLock lock(sd->mutex);
return Vector2(sd->start, sd->end);
}
Array TextServerAdvanced::_shaped_text_get_objects(const RID &p_shaped) const {
Array ret;
const ShapedTextDataAdvanced *sd = shaped_owner.get_or_null(p_shaped);
ERR_FAIL_COND_V(!sd, ret);
MutexLock lock(sd->mutex);
for (const KeyValue<Variant, ShapedTextDataAdvanced::EmbeddedObject> &E : sd->objects) {
ret.push_back(E.key);
}
return ret;
}
Rect2 TextServerAdvanced::_shaped_text_get_object_rect(const RID &p_shaped, const Variant &p_key) const {
const ShapedTextDataAdvanced *sd = shaped_owner.get_or_null(p_shaped);
ERR_FAIL_COND_V(!sd, Rect2());
MutexLock lock(sd->mutex);
ERR_FAIL_COND_V(!sd->objects.has(p_key), Rect2());
if (!sd->valid) {
const_cast<TextServerAdvanced *>(this)->_shaped_text_shape(p_shaped);
}
return sd->objects[p_key].rect;
}
Size2 TextServerAdvanced::_shaped_text_get_size(const RID &p_shaped) const {
const ShapedTextDataAdvanced *sd = shaped_owner.get_or_null(p_shaped);
ERR_FAIL_COND_V(!sd, Size2());
MutexLock lock(sd->mutex);
if (!sd->valid) {
const_cast<TextServerAdvanced *>(this)->_shaped_text_shape(p_shaped);
}
if (sd->orientation == TextServer::ORIENTATION_HORIZONTAL) {
return Size2((sd->text_trimmed ? sd->width_trimmed : sd->width), sd->ascent + sd->descent + sd->extra_spacing[SPACING_TOP] + sd->extra_spacing[SPACING_BOTTOM]).ceil();
} else {
return Size2(sd->ascent + sd->descent + sd->extra_spacing[SPACING_TOP] + sd->extra_spacing[SPACING_BOTTOM], (sd->text_trimmed ? sd->width_trimmed : sd->width)).ceil();
}
}
double TextServerAdvanced::_shaped_text_get_ascent(const RID &p_shaped) const {
const ShapedTextDataAdvanced *sd = shaped_owner.get_or_null(p_shaped);
ERR_FAIL_COND_V(!sd, 0.0);
MutexLock lock(sd->mutex);
if (!sd->valid) {
const_cast<TextServerAdvanced *>(this)->_shaped_text_shape(p_shaped);
}
return sd->ascent + sd->extra_spacing[SPACING_TOP];
}
double TextServerAdvanced::_shaped_text_get_descent(const RID &p_shaped) const {
const ShapedTextDataAdvanced *sd = shaped_owner.get_or_null(p_shaped);
ERR_FAIL_COND_V(!sd, 0.0);
MutexLock lock(sd->mutex);
if (!sd->valid) {
const_cast<TextServerAdvanced *>(this)->_shaped_text_shape(p_shaped);
}
return sd->descent + sd->extra_spacing[SPACING_BOTTOM];
}
double TextServerAdvanced::_shaped_text_get_width(const RID &p_shaped) const {
const ShapedTextDataAdvanced *sd = shaped_owner.get_or_null(p_shaped);
ERR_FAIL_COND_V(!sd, 0.0);
MutexLock lock(sd->mutex);
if (!sd->valid) {
const_cast<TextServerAdvanced *>(this)->_shaped_text_shape(p_shaped);
}
return Math::ceil(sd->text_trimmed ? sd->width_trimmed : sd->width);
}
double TextServerAdvanced::_shaped_text_get_underline_position(const RID &p_shaped) const {
const ShapedTextDataAdvanced *sd = shaped_owner.get_or_null(p_shaped);
ERR_FAIL_COND_V(!sd, 0.0);
MutexLock lock(sd->mutex);
if (!sd->valid) {
const_cast<TextServerAdvanced *>(this)->_shaped_text_shape(p_shaped);
}
return sd->upos;
}
double TextServerAdvanced::_shaped_text_get_underline_thickness(const RID &p_shaped) const {
const ShapedTextDataAdvanced *sd = shaped_owner.get_or_null(p_shaped);
ERR_FAIL_COND_V(!sd, 0.0);
MutexLock lock(sd->mutex);
if (!sd->valid) {
const_cast<TextServerAdvanced *>(this)->_shaped_text_shape(p_shaped);
}
return sd->uthk;
}
void TextServerAdvanced::_insert_num_systems_lang() {
// Eastern Arabic numerals.
{
NumSystemData ar;
ar.lang.insert(StringName("ar")); // Arabic
ar.lang.insert(StringName("ar_AE"));
ar.lang.insert(StringName("ar_BH"));
ar.lang.insert(StringName("ar_DJ"));
ar.lang.insert(StringName("ar_EG"));
ar.lang.insert(StringName("ar_ER"));
ar.lang.insert(StringName("ar_IL"));
ar.lang.insert(StringName("ar_IQ"));
ar.lang.insert(StringName("ar_JO"));
ar.lang.insert(StringName("ar_KM"));
ar.lang.insert(StringName("ar_KW"));
ar.lang.insert(StringName("ar_LB"));
ar.lang.insert(StringName("ar_MR"));
ar.lang.insert(StringName("ar_OM"));
ar.lang.insert(StringName("ar_PS"));
ar.lang.insert(StringName("ar_QA"));
ar.lang.insert(StringName("ar_SA"));
ar.lang.insert(StringName("ar_SD"));
ar.lang.insert(StringName("ar_SO"));
ar.lang.insert(StringName("ar_SS"));
ar.lang.insert(StringName("ar_SY"));
ar.lang.insert(StringName("ar_TD"));
ar.lang.insert(StringName("ar_YE"));
ar.lang.insert(StringName("ckb")); // Central Kurdish
ar.lang.insert(StringName("ckb_IQ"));
ar.lang.insert(StringName("ckb_IR"));
ar.lang.insert(StringName("sd")); // Sindhi
ar.lang.insert(StringName("sd_PK"));
ar.lang.insert(StringName("sd_Arab"));
ar.lang.insert(StringName("sd_Arab_PK"));
ar.digits = U"٠١٢٣٤٥٦٧٨٩٫";
ar.percent_sign = U"٪";
ar.exp = U"اس";
num_systems.push_back(ar);
}
// Persian and Urdu numerals.
{
NumSystemData pr;
pr.lang.insert(StringName("fa")); // Persian
pr.lang.insert(StringName("fa_AF"));
pr.lang.insert(StringName("fa_IR"));
pr.lang.insert(StringName("ks")); // Kashmiri
pr.lang.insert(StringName("ks_IN"));
pr.lang.insert(StringName("ks_Arab"));
pr.lang.insert(StringName("ks_Arab_IN"));
pr.lang.insert(StringName("lrc")); // Northern Luri
pr.lang.insert(StringName("lrc_IQ"));
pr.lang.insert(StringName("lrc_IR"));
pr.lang.insert(StringName("mzn")); // Mazanderani
pr.lang.insert(StringName("mzn_IR"));
pr.lang.insert(StringName("pa_PK")); // Panjabi
pr.lang.insert(StringName("pa_Arab"));
pr.lang.insert(StringName("pa_Arab_PK"));
pr.lang.insert(StringName("ps")); // Pushto
pr.lang.insert(StringName("ps_AF"));
pr.lang.insert(StringName("ps_PK"));
pr.lang.insert(StringName("ur_IN")); // Urdu
pr.lang.insert(StringName("uz_AF")); // Uzbek
pr.lang.insert(StringName("uz_Arab"));
pr.lang.insert(StringName("uz_Arab_AF"));
pr.digits = U"۰۱۲۳۴۵۶۷۸۹٫";
pr.percent_sign = U"٪";
pr.exp = U"اس";
num_systems.push_back(pr);
}
// Bengali numerals.
{
NumSystemData bn;
bn.lang.insert(StringName("as")); // Assamese
bn.lang.insert(StringName("as_IN"));
bn.lang.insert(StringName("bn")); // Bengali
bn.lang.insert(StringName("bn_BD"));
bn.lang.insert(StringName("bn_IN"));
bn.lang.insert(StringName("mni")); // Manipuri
bn.lang.insert(StringName("mni_IN"));
bn.lang.insert(StringName("mni_Beng"));
bn.lang.insert(StringName("mni_Beng_IN"));
bn.digits = U"০১২৩৪৫৬৭৮৯.";
bn.percent_sign = U"%";
bn.exp = U"e";
num_systems.push_back(bn);
}
// Devanagari numerals.
{
NumSystemData mr;
mr.lang.insert(StringName("mr")); // Marathi
mr.lang.insert(StringName("mr_IN"));
mr.lang.insert(StringName("ne")); // Nepali
mr.lang.insert(StringName("ne_IN"));
mr.lang.insert(StringName("ne_NP"));
mr.lang.insert(StringName("sa")); // Sanskrit
mr.lang.insert(StringName("sa_IN"));
mr.digits = U"०१२३४५६७८९.";
mr.percent_sign = U"%";
mr.exp = U"e";
num_systems.push_back(mr);
}
// Dzongkha numerals.
{
NumSystemData dz;
dz.lang.insert(StringName("dz")); // Dzongkha
dz.lang.insert(StringName("dz_BT"));
dz.digits = U"༠༡༢༣༤༥༦༧༨༩.";
dz.percent_sign = U"%";
dz.exp = U"e";
num_systems.push_back(dz);
}
// Santali numerals.
{
NumSystemData sat;
sat.lang.insert(StringName("sat")); // Santali
sat.lang.insert(StringName("sat_IN"));
sat.lang.insert(StringName("sat_Olck"));
sat.lang.insert(StringName("sat_Olck_IN"));
sat.digits = U"᱐᱑᱒᱓᱔᱕᱖᱗᱘᱙.";
sat.percent_sign = U"%";
sat.exp = U"e";
num_systems.push_back(sat);
}
// Burmese numerals.
{
NumSystemData my;
my.lang.insert(StringName("my")); // Burmese
my.lang.insert(StringName("my_MM"));
my.digits = U"၀၁၂၃၄၅၆၇၈၉.";
my.percent_sign = U"%";
my.exp = U"e";
num_systems.push_back(my);
}
// Chakma numerals.
{
NumSystemData ccp;
ccp.lang.insert(StringName("ccp")); // Chakma
ccp.lang.insert(StringName("ccp_BD"));
ccp.lang.insert(StringName("ccp_IN"));
ccp.digits = U"𑄶𑄷𑄸𑄹𑄺𑄻𑄼𑄽𑄾𑄿.";
ccp.percent_sign = U"%";
ccp.exp = U"e";
num_systems.push_back(ccp);
}
// Adlam numerals.
{
NumSystemData ff;
ff.lang.insert(StringName("ff")); // Fulah
ff.lang.insert(StringName("ff_Adlm_BF"));
ff.lang.insert(StringName("ff_Adlm_CM"));
ff.lang.insert(StringName("ff_Adlm_GH"));
ff.lang.insert(StringName("ff_Adlm_GM"));
ff.lang.insert(StringName("ff_Adlm_GN"));
ff.lang.insert(StringName("ff_Adlm_GW"));
ff.lang.insert(StringName("ff_Adlm_LR"));
ff.lang.insert(StringName("ff_Adlm_MR"));
ff.lang.insert(StringName("ff_Adlm_NE"));
ff.lang.insert(StringName("ff_Adlm_NG"));
ff.lang.insert(StringName("ff_Adlm_SL"));
ff.lang.insert(StringName("ff_Adlm_SN"));
ff.digits = U"𞥐𞥑𞥒𞥓𞥔𞥕𞥖𞥗𞥘𞥙.";
ff.percent_sign = U"%";
ff.exp = U"e";
num_systems.push_back(ff);
}
}
String TextServerAdvanced::_format_number(const String &p_string, const String &p_language) const {
const StringName lang = (p_language.is_empty()) ? TranslationServer::get_singleton()->get_tool_locale() : p_language;
String res = p_string;
for (int i = 0; i < num_systems.size(); i++) {
if (num_systems[i].lang.has(lang)) {
if (num_systems[i].digits.is_empty()) {
return p_string;
}
res.replace("e", num_systems[i].exp);
res.replace("E", num_systems[i].exp);
char32_t *data = res.ptrw();
for (int j = 0; j < res.length(); j++) {
if (data[j] >= 0x30 && data[j] <= 0x39) {
data[j] = num_systems[i].digits[data[j] - 0x30];
} else if (data[j] == '.' || data[j] == ',') {
data[j] = num_systems[i].digits[10];
}
}
break;
}
}
return res;
}
String TextServerAdvanced::_parse_number(const String &p_string, const String &p_language) const {
const StringName lang = (p_language.is_empty()) ? TranslationServer::get_singleton()->get_tool_locale() : p_language;
String res = p_string;
for (int i = 0; i < num_systems.size(); i++) {
if (num_systems[i].lang.has(lang)) {
if (num_systems[i].digits.is_empty()) {
return p_string;
}
res.replace(num_systems[i].exp, "e");
char32_t *data = res.ptrw();
for (int j = 0; j < res.length(); j++) {
if (data[j] == num_systems[i].digits[10]) {
data[j] = '.';
} else {
for (int k = 0; k < 10; k++) {
if (data[j] == num_systems[i].digits[k]) {
data[j] = 0x30 + k;
}
}
}
}
break;
}
}
return res;
}
String TextServerAdvanced::_percent_sign(const String &p_language) const {
const StringName lang = (p_language.is_empty()) ? TranslationServer::get_singleton()->get_tool_locale() : p_language;
for (int i = 0; i < num_systems.size(); i++) {
if (num_systems[i].lang.has(lang)) {
if (num_systems[i].percent_sign.is_empty()) {
return "%";
}
return num_systems[i].percent_sign;
}
}
return "%";
}
int64_t TextServerAdvanced::_is_confusable(const String &p_string, const PackedStringArray &p_dict) const {
UErrorCode status = U_ZERO_ERROR;
int64_t match_index = -1;
Char16String utf16 = p_string.utf16();
Vector<UChar *> skeletons;
skeletons.resize(p_dict.size());
USpoofChecker *sc = uspoof_open(&status);
uspoof_setChecks(sc, USPOOF_CONFUSABLE, &status);
for (int i = 0; i < p_dict.size(); i++) {
Char16String word = p_dict[i].utf16();
int32_t len = uspoof_getSkeleton(sc, 0, word.get_data(), -1, NULL, 0, &status);
skeletons.write[i] = (UChar *)memalloc(++len * sizeof(UChar));
status = U_ZERO_ERROR;
uspoof_getSkeleton(sc, 0, word.get_data(), -1, skeletons.write[i], len, &status);
}
int32_t len = uspoof_getSkeleton(sc, 0, utf16.get_data(), -1, NULL, 0, &status);
UChar *skel = (UChar *)memalloc(++len * sizeof(UChar));
status = U_ZERO_ERROR;
uspoof_getSkeleton(sc, 0, utf16.get_data(), -1, skel, len, &status);
for (int i = 0; i < skeletons.size(); i++) {
if (u_strcmp(skel, skeletons[i]) == 0) {
match_index = i;
break;
}
}
memfree(skel);
for (int i = 0; i < skeletons.size(); i++) {
memfree(skeletons.write[i]);
}
uspoof_close(sc);
ERR_FAIL_COND_V_MSG(U_FAILURE(status), -1, u_errorName(status));
return match_index;
}
bool TextServerAdvanced::_spoof_check(const String &p_string) const {
UErrorCode status = U_ZERO_ERROR;
Char16String utf16 = p_string.utf16();
USet *allowed = uset_openEmpty();
uset_addAll(allowed, uspoof_getRecommendedSet(&status));
uset_addAll(allowed, uspoof_getInclusionSet(&status));
USpoofChecker *sc = uspoof_open(&status);
uspoof_setAllowedChars(sc, allowed, &status);
uspoof_setRestrictionLevel(sc, USPOOF_MODERATELY_RESTRICTIVE);
int32_t bitmask = uspoof_check(sc, utf16.get_data(), -1, NULL, &status);
uspoof_close(sc);
uset_close(allowed);
ERR_FAIL_COND_V_MSG(U_FAILURE(status), false, u_errorName(status));
return (bitmask != 0);
}
String TextServerAdvanced::_strip_diacritics(const String &p_string) const {
UErrorCode err = U_ZERO_ERROR;
// Get NFKD normalizer singleton.
const UNormalizer2 *unorm = unorm2_getNFKDInstance(&err);
ERR_FAIL_COND_V_MSG(U_FAILURE(err), TextServer::strip_diacritics(p_string), u_errorName(err));
// Convert to UTF-16.
Char16String utf16 = p_string.utf16();
// Normalize.
Vector<char16_t> normalized;
err = U_ZERO_ERROR;
int32_t len = unorm2_normalize(unorm, utf16.get_data(), -1, nullptr, 0, &err);
ERR_FAIL_COND_V_MSG(err != U_BUFFER_OVERFLOW_ERROR, TextServer::strip_diacritics(p_string), u_errorName(err));
normalized.resize(len);
err = U_ZERO_ERROR;
unorm2_normalize(unorm, utf16.get_data(), -1, normalized.ptrw(), len, &err);
ERR_FAIL_COND_V_MSG(U_FAILURE(err), TextServer::strip_diacritics(p_string), u_errorName(err));
// Convert back to UTF-32.
String normalized_string = String::utf16(normalized.ptr(), len);
// Strip combining characters.
String result;
for (int i = 0; i < normalized_string.length(); i++) {
if (u_getCombiningClass(normalized_string[i]) == 0) {
#ifdef GDEXTENSION
result = result + String::chr(normalized_string[i]);
#else
result = result + normalized_string[i];
#endif
}
}
return result;
}
String TextServerAdvanced::_string_to_upper(const String &p_string, const String &p_language) const {
const String lang = (p_language.is_empty()) ? TranslationServer::get_singleton()->get_tool_locale() : p_language;
// Convert to UTF-16.
Char16String utf16 = p_string.utf16();
Vector<char16_t> upper;
UErrorCode err = U_ZERO_ERROR;
int32_t len = u_strToUpper(nullptr, 0, utf16.get_data(), -1, lang.ascii().get_data(), &err);
ERR_FAIL_COND_V_MSG(err != U_BUFFER_OVERFLOW_ERROR, p_string, u_errorName(err));
upper.resize(len);
err = U_ZERO_ERROR;
u_strToUpper(upper.ptrw(), len, utf16.get_data(), -1, lang.ascii().get_data(), &err);
ERR_FAIL_COND_V_MSG(U_FAILURE(err), p_string, u_errorName(err));
// Convert back to UTF-32.
return String::utf16(upper.ptr(), len);
}
String TextServerAdvanced::_string_to_lower(const String &p_string, const String &p_language) const {
const String lang = (p_language.is_empty()) ? TranslationServer::get_singleton()->get_tool_locale() : p_language;
// Convert to UTF-16.
Char16String utf16 = p_string.utf16();
Vector<char16_t> lower;
UErrorCode err = U_ZERO_ERROR;
int32_t len = u_strToLower(nullptr, 0, utf16.get_data(), -1, lang.ascii().get_data(), &err);
ERR_FAIL_COND_V_MSG(err != U_BUFFER_OVERFLOW_ERROR, p_string, u_errorName(err));
lower.resize(len);
err = U_ZERO_ERROR;
u_strToLower(lower.ptrw(), len, utf16.get_data(), -1, lang.ascii().get_data(), &err);
ERR_FAIL_COND_V_MSG(U_FAILURE(err), p_string, u_errorName(err));
// Convert back to UTF-32.
return String::utf16(lower.ptr(), len);
}
PackedInt32Array TextServerAdvanced::_string_get_word_breaks(const String &p_string, const String &p_language) const {
const String lang = (p_language.is_empty()) ? TranslationServer::get_singleton()->get_tool_locale() : p_language;
// Convert to UTF-16.
Char16String utf16 = p_string.utf16();
HashSet<int> breaks;
UErrorCode err = U_ZERO_ERROR;
UBreakIterator *bi = ubrk_open(UBRK_LINE, lang.ascii().get_data(), (const UChar *)utf16.get_data(), utf16.length(), &err);
if (U_FAILURE(err)) {
// No data loaded - use fallback.
for (int i = 0; i < p_string.length(); i++) {
char32_t c = p_string[i];
if (is_whitespace(c) || is_linebreak(c)) {
breaks.insert(i);
}
}
} else {
while (ubrk_next(bi) != UBRK_DONE) {
int pos = _convert_pos(p_string, utf16, ubrk_current(bi)) - 1;
if (pos != p_string.length() - 1) {
breaks.insert(pos);
}
}
}
ubrk_close(bi);
PackedInt32Array ret;
for (int i = 0; i < p_string.length(); i++) {
char32_t c = p_string[i];
if (c == 0xfffc) {
continue;
}
if (u_ispunct(c) && c != 0x005F) {
ret.push_back(i);
continue;
}
if (is_underscore(c)) {
ret.push_back(i);
continue;
}
if (breaks.has(i)) {
ret.push_back(i);
continue;
}
}
return ret;
}
bool TextServerAdvanced::_is_valid_identifier(const String &p_string) const {
enum UAX31SequenceStatus {
SEQ_NOT_STARTED,
SEQ_STARTED,
SEQ_STARTED_VIR,
SEQ_NEAR_END,
};
const char32_t *str = p_string.ptr();
int len = p_string.length();
if (len == 0) {
return false; // Empty string.
}
UErrorCode err = U_ZERO_ERROR;
Char16String utf16 = p_string.utf16();
const UNormalizer2 *norm_c = unorm2_getNFCInstance(&err);
if (U_FAILURE(err)) {
return false; // Failed to load normalizer.
}
bool isnurom = unorm2_isNormalized(norm_c, utf16.get_data(), utf16.length(), &err);
if (U_FAILURE(err) || !isnurom) {
return false; // Do not conform to Normalization Form C.
}
UAX31SequenceStatus A1_sequence_status = SEQ_NOT_STARTED;
UScriptCode A1_scr = USCRIPT_INHERITED;
UAX31SequenceStatus A2_sequence_status = SEQ_NOT_STARTED;
UScriptCode A2_scr = USCRIPT_INHERITED;
UAX31SequenceStatus B_sequence_status = SEQ_NOT_STARTED;
UScriptCode B_scr = USCRIPT_INHERITED;
for (int i = 0; i < len; i++) {
err = U_ZERO_ERROR;
UScriptCode scr = uscript_getScript(str[i], &err);
if (U_FAILURE(err)) {
return false; // Invalid script.
}
if (uscript_getUsage(scr) != USCRIPT_USAGE_RECOMMENDED) {
return false; // Not a recommended script.
}
uint8_t cat = u_charType(str[i]);
int32_t jt = u_getIntPropertyValue(str[i], UCHAR_JOINING_TYPE);
// UAX #31 section 2.3 subsections A1, A2 and B, check ZWNJ and ZWJ usage.
switch (A1_sequence_status) {
case SEQ_NEAR_END: {
if ((A1_scr > USCRIPT_INHERITED) && (scr > USCRIPT_INHERITED) && (scr != A1_scr)) {
return false; // Mixed script.
}
if (jt == U_JT_RIGHT_JOINING || jt == U_JT_DUAL_JOINING) {
A1_sequence_status = SEQ_NOT_STARTED; // Valid end of sequence, reset.
} else if (jt != U_JT_TRANSPARENT) {
return false; // Invalid end of sequence.
}
} break;
case SEQ_STARTED: {
if ((A1_scr > USCRIPT_INHERITED) && (scr > USCRIPT_INHERITED) && (scr != A1_scr)) {
A1_sequence_status = SEQ_NOT_STARTED; // Reset.
} else {
if (jt != U_JT_TRANSPARENT) {
if (str[i] == 0x200C /*ZWNJ*/) {
A1_sequence_status = SEQ_NEAR_END;
continue;
} else {
A1_sequence_status = SEQ_NOT_STARTED; // Reset.
}
}
}
} break;
default:
break;
}
if (A1_sequence_status == SEQ_NOT_STARTED) {
if (jt == U_JT_LEFT_JOINING || jt == U_JT_DUAL_JOINING) {
A1_sequence_status = SEQ_STARTED;
A1_scr = scr;
}
};
switch (A2_sequence_status) {
case SEQ_NEAR_END: {
if ((A2_scr > USCRIPT_INHERITED) && (scr > USCRIPT_INHERITED) && (scr != A2_scr)) {
return false; // Mixed script.
}
if (cat == U_UPPERCASE_LETTER || cat == U_LOWERCASE_LETTER || cat == U_TITLECASE_LETTER || cat == U_MODIFIER_LETTER || cat == U_OTHER_LETTER) {
A2_sequence_status = SEQ_NOT_STARTED; // Valid end of sequence, reset.
} else if (cat != U_MODIFIER_LETTER || u_getCombiningClass(str[i]) == 0) {
return false; // Invalid end of sequence.
}
} break;
case SEQ_STARTED_VIR: {
if ((A2_scr > USCRIPT_INHERITED) && (scr > USCRIPT_INHERITED) && (scr != A2_scr)) {
A2_sequence_status = SEQ_NOT_STARTED; // Reset.
} else {
if (str[i] == 0x200C /*ZWNJ*/) {
A2_sequence_status = SEQ_NEAR_END;
continue;
} else if (cat != U_MODIFIER_LETTER || u_getCombiningClass(str[i]) == 0) {
A2_sequence_status = SEQ_NOT_STARTED; // Reset.
}
}
} break;
case SEQ_STARTED: {
if ((A2_scr > USCRIPT_INHERITED) && (scr > USCRIPT_INHERITED) && (scr != A2_scr)) {
A2_sequence_status = SEQ_NOT_STARTED; // Reset.
} else {
if (u_getCombiningClass(str[i]) == 9 /*Virama Combining Class*/) {
A2_sequence_status = SEQ_STARTED_VIR;
} else if (cat != U_MODIFIER_LETTER) {
A2_sequence_status = SEQ_NOT_STARTED; // Reset.
}
}
} break;
default:
break;
}
if (A2_sequence_status == SEQ_NOT_STARTED) {
if (cat == U_UPPERCASE_LETTER || cat == U_LOWERCASE_LETTER || cat == U_TITLECASE_LETTER || cat == U_MODIFIER_LETTER || cat == U_OTHER_LETTER) {
A2_sequence_status = SEQ_STARTED;
A2_scr = scr;
}
}
switch (B_sequence_status) {
case SEQ_NEAR_END: {
if ((B_scr > USCRIPT_INHERITED) && (scr > USCRIPT_INHERITED) && (scr != B_scr)) {
return false; // Mixed script.
}
if (u_getIntPropertyValue(str[i], UCHAR_INDIC_SYLLABIC_CATEGORY) != U_INSC_VOWEL_DEPENDENT) {
B_sequence_status = SEQ_NOT_STARTED; // Valid end of sequence, reset.
} else {
return false; // Invalid end of sequence.
}
} break;
case SEQ_STARTED_VIR: {
if ((B_scr > USCRIPT_INHERITED) && (scr > USCRIPT_INHERITED) && (scr != B_scr)) {
B_sequence_status = SEQ_NOT_STARTED; // Reset.
} else {
if (str[i] == 0x200D /*ZWJ*/) {
B_sequence_status = SEQ_NEAR_END;
continue;
} else if (cat != U_MODIFIER_LETTER || u_getCombiningClass(str[i]) == 0) {
B_sequence_status = SEQ_NOT_STARTED; // Reset.
}
}
} break;
case SEQ_STARTED: {
if ((B_scr > USCRIPT_INHERITED) && (scr > USCRIPT_INHERITED) && (scr != B_scr)) {
B_sequence_status = SEQ_NOT_STARTED; // Reset.
} else {
if (u_getCombiningClass(str[i]) == 9 /*Virama Combining Class*/) {
B_sequence_status = SEQ_STARTED_VIR;
} else if (cat != U_MODIFIER_LETTER) {
B_sequence_status = SEQ_NOT_STARTED; // Reset.
}
}
} break;
default:
break;
}
if (B_sequence_status == SEQ_NOT_STARTED) {
if (cat == U_UPPERCASE_LETTER || cat == U_LOWERCASE_LETTER || cat == U_TITLECASE_LETTER || cat == U_MODIFIER_LETTER || cat == U_OTHER_LETTER) {
B_sequence_status = SEQ_STARTED;
B_scr = scr;
}
}
if (u_hasBinaryProperty(str[i], UCHAR_PATTERN_SYNTAX) || u_hasBinaryProperty(str[i], UCHAR_PATTERN_WHITE_SPACE) || u_hasBinaryProperty(str[i], UCHAR_NONCHARACTER_CODE_POINT)) {
return false; // Not a XID_Start or XID_Continue character.
}
if (i == 0) {
if (!(cat == U_LOWERCASE_LETTER || cat == U_UPPERCASE_LETTER || cat == U_TITLECASE_LETTER || cat == U_OTHER_LETTER || cat == U_MODIFIER_LETTER || cat == U_LETTER_NUMBER || str[0] == 0x2118 || str[0] == 0x212E || str[0] == 0x309B || str[0] == 0x309C || str[0] == 0x005F)) {
return false; // Not a XID_Start character.
}
} else {
if (!(cat == U_LOWERCASE_LETTER || cat == U_UPPERCASE_LETTER || cat == U_TITLECASE_LETTER || cat == U_OTHER_LETTER || cat == U_MODIFIER_LETTER || cat == U_LETTER_NUMBER || cat == U_NON_SPACING_MARK || cat == U_COMBINING_SPACING_MARK || cat == U_DECIMAL_DIGIT_NUMBER || cat == U_CONNECTOR_PUNCTUATION || str[i] == 0x2118 || str[i] == 0x212E || str[i] == 0x309B || str[i] == 0x309C || str[i] == 0x1369 || str[i] == 0x1371 || str[i] == 0x00B7 || str[i] == 0x0387 || str[i] == 0x19DA || str[i] == 0x0E33 || str[i] == 0x0EB3 || str[i] == 0xFF9E || str[i] == 0xFF9F)) {
return false; // Not a XID_Continue character.
}
}
}
return true;
}
TextServerAdvanced::TextServerAdvanced() {
_insert_num_systems_lang();
_insert_feature_sets();
_bmp_create_font_funcs();
}
void TextServerAdvanced::_cleanup() {
for (const KeyValue<SystemFontKey, SystemFontCache> &E : system_fonts) {
const Vector<SystemFontCacheRec> &sysf_cache = E.value.var;
for (const SystemFontCacheRec &F : sysf_cache) {
_free_rid(F.rid);
}
}
system_fonts.clear();
system_font_data.clear();
}
TextServerAdvanced::~TextServerAdvanced() {
_bmp_free_font_funcs();
#ifdef MODULE_FREETYPE_ENABLED
if (ft_library != nullptr) {
FT_Done_FreeType(ft_library);
}
#endif
u_cleanup();
}
Reference in a new issue View git blame Copy permalink