virtualx-engine/modules/text_server_fb/text_server_fb.h

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/*************************************************************************/
/* text_server_fb.h */
/*************************************************************************/
/* 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. */
/*************************************************************************/
#ifndef TEXT_SERVER_FB_H
#define TEXT_SERVER_FB_H
/*************************************************************************/
/* Fallback Text Server provides simplified TS functionality, without */
/* BiDi, shaping and advanced font features support. */
/*************************************************************************/
#ifdef GDEXTENSION
// Headers for building as GDExtension plug-in.
#include <godot_cpp/godot.hpp>
#include <godot_cpp/core/class_db.hpp>
#include <godot_cpp/core/ext_wrappers.gen.inc>
#include <godot_cpp/core/mutex_lock.hpp>
#include <godot_cpp/variant/array.hpp>
#include <godot_cpp/variant/dictionary.hpp>
#include <godot_cpp/variant/packed_int32_array.hpp>
#include <godot_cpp/variant/packed_string_array.hpp>
#include <godot_cpp/variant/packed_vector2_array.hpp>
#include <godot_cpp/variant/rect2.hpp>
#include <godot_cpp/variant/rid.hpp>
#include <godot_cpp/variant/string.hpp>
#include <godot_cpp/variant/typed_array.hpp>
#include <godot_cpp/variant/vector2.hpp>
#include <godot_cpp/variant/vector2i.hpp>
#include <godot_cpp/classes/text_server.hpp>
#include <godot_cpp/classes/text_server_extension.hpp>
#include <godot_cpp/classes/text_server_manager.hpp>
#include <godot_cpp/classes/caret_info.hpp>
#include <godot_cpp/classes/global_constants_binds.hpp>
#include <godot_cpp/classes/glyph.hpp>
#include <godot_cpp/classes/image.hpp>
#include <godot_cpp/classes/image_texture.hpp>
#include <godot_cpp/classes/ref.hpp>
#include <godot_cpp/templates/hash_map.hpp>
#include <godot_cpp/templates/hash_set.hpp>
#include <godot_cpp/templates/rid_owner.hpp>
#include <godot_cpp/templates/thread_work_pool.hpp>
#include <godot_cpp/templates/vector.hpp>
using namespace godot;
#else
// Headers for building as built-in module.
#include "servers/text/text_server_extension.h"
#include "core/extension/ext_wrappers.gen.inc"
#include "core/object/worker_thread_pool.h"
#include "core/templates/hash_map.h"
#include "core/templates/rid_owner.h"
#include "scene/resources/texture.h"
#include "modules/modules_enabled.gen.h" // For freetype, msdfgen.
#endif
// Thirdparty headers.
#ifdef MODULE_FREETYPE_ENABLED
#include <ft2build.h>
#include FT_FREETYPE_H
#include FT_TRUETYPE_TABLES_H
#include FT_STROKER_H
#include FT_ADVANCES_H
#include FT_MULTIPLE_MASTERS_H
#include FT_BBOX_H
#include FT_CONFIG_OPTIONS_H
#if !defined(FT_CONFIG_OPTION_USE_BROTLI) && !defined(_MSC_VER)
#warning FreeType is configured without Brotli support, built-in fonts will not be available.
#endif
#endif
/*************************************************************************/
class TextServerFallback : public TextServerExtension {
GDCLASS(TextServerFallback, TextServerExtension);
_THREAD_SAFE_CLASS_
HashMap<StringName, int32_t> feature_sets;
HashMap<int32_t, StringName> feature_sets_inv;
void _insert_feature_sets();
_FORCE_INLINE_ void _insert_feature(const StringName &p_name, int32_t p_tag);
// Font cache data.
#ifdef MODULE_FREETYPE_ENABLED
mutable FT_Library ft_library = nullptr;
#endif
const int rect_range = 1;
struct FontTexture {
Image::Format format;
PackedByteArray imgdata;
int texture_w = 0;
int texture_h = 0;
PackedInt32Array offsets;
Ref<ImageTexture> texture;
bool dirty = true;
};
struct FontTexturePosition {
int index = 0;
int x = 0;
int y = 0;
};
struct FontGlyph {
bool found = false;
int texture_idx = -1;
Rect2 rect;
Rect2 uv_rect;
Vector2 advance;
};
struct FontForSizeFallback {
double ascent = 0.0;
double descent = 0.0;
double underline_position = 0.0;
double underline_thickness = 0.0;
double scale = 1.0;
double oversampling = 1.0;
Vector2i size;
Vector<FontTexture> textures;
HashMap<int32_t, FontGlyph> glyph_map;
2022-06-15 00:32:10 +02:00
HashMap<Vector2i, Vector2> kerning_map;
#ifdef MODULE_FREETYPE_ENABLED
FT_Face face = nullptr;
FT_StreamRec stream;
#endif
~FontForSizeFallback() {
#ifdef MODULE_FREETYPE_ENABLED
if (face != nullptr) {
FT_Done_Face(face);
}
#endif
}
};
struct FontFallback {
Mutex mutex;
TextServer::FontAntialiasing antialiasing = TextServer::FONT_ANTIALIASING_GRAY;
bool mipmaps = false;
bool msdf = false;
int msdf_range = 14;
int msdf_source_size = 48;
int fixed_size = 0;
bool force_autohinter = false;
TextServer::Hinting hinting = TextServer::HINTING_LIGHT;
TextServer::SubpixelPositioning subpixel_positioning = TextServer::SUBPIXEL_POSITIONING_AUTO;
Dictionary variation_coordinates;
double oversampling = 0.0;
double embolden = 0.0;
Transform2D transform;
BitField<TextServer::FontStyle> style_flags = 0;
String font_name;
String style_name;
HashMap<Vector2i, FontForSizeFallback *, VariantHasher, VariantComparator> cache;
bool face_init = false;
Dictionary supported_varaitions;
Dictionary feature_overrides;
// Language/script support override.
HashMap<String, bool> language_support_overrides;
HashMap<String, bool> script_support_overrides;
PackedByteArray data;
const uint8_t *data_ptr;
size_t data_size;
int face_index = 0;
~FontFallback() {
for (const KeyValue<Vector2i, FontForSizeFallback *> &E : cache) {
memdelete(E.value);
}
cache.clear();
}
};
_FORCE_INLINE_ FontTexturePosition find_texture_pos_for_glyph(FontForSizeFallback *p_data, int p_color_size, Image::Format p_image_format, int p_width, int p_height, bool p_msdf) const;
#ifdef MODULE_MSDFGEN_ENABLED
_FORCE_INLINE_ FontGlyph rasterize_msdf(FontFallback *p_font_data, FontForSizeFallback *p_data, int p_pixel_range, int p_rect_margin, FT_Outline *outline, const Vector2 &advance) const;
#endif
#ifdef MODULE_FREETYPE_ENABLED
_FORCE_INLINE_ FontGlyph rasterize_bitmap(FontForSizeFallback *p_data, int p_rect_margin, FT_Bitmap bitmap, int yofs, int xofs, const Vector2 &advance, bool p_bgra) const;
#endif
_FORCE_INLINE_ bool _ensure_glyph(FontFallback *p_font_data, const Vector2i &p_size, int32_t p_glyph) const;
_FORCE_INLINE_ bool _ensure_cache_for_size(FontFallback *p_font_data, const Vector2i &p_size) const;
_FORCE_INLINE_ void _font_clear_cache(FontFallback *p_font_data);
void _generateMTSDF_threaded(uint32_t y, void *p_td) const;
_FORCE_INLINE_ Vector2i _get_size(const FontFallback *p_font_data, int p_size) const {
if (p_font_data->msdf) {
return Vector2i(p_font_data->msdf_source_size, 0);
} else if (p_font_data->fixed_size > 0) {
return Vector2i(p_font_data->fixed_size, 0);
} else {
return Vector2i(p_size, 0);
}
}
_FORCE_INLINE_ Vector2i _get_size_outline(const FontFallback *p_font_data, const Vector2i &p_size) const {
if (p_font_data->msdf) {
return Vector2i(p_font_data->msdf_source_size, 0);
} else if (p_font_data->fixed_size > 0) {
return Vector2i(p_font_data->fixed_size, MIN(p_size.y, 1));
} else {
return p_size;
}
}
// Shaped text cache data.
struct TrimData {
int trim_pos = -1;
int ellipsis_pos = -1;
Vector<Glyph> ellipsis_glyph_buf;
};
struct ShapedTextDataFallback {
Mutex mutex;
/* Source data */
RID parent; // Substring parent ShapedTextData.
int start = 0; // Substring start offset in the parent string.
int end = 0; // Substring end offset in the parent string.
String text;
String custom_punct;
TextServer::Direction direction = DIRECTION_LTR; // Desired text direction.
TextServer::Orientation orientation = ORIENTATION_HORIZONTAL;
struct Span {
int start = -1;
int end = -1;
Array fonts;
int font_size = 0;
Variant embedded_key;
String language;
Dictionary features;
Variant meta;
};
Vector<Span> spans;
struct EmbeddedObject {
int pos = 0;
InlineAlignment inline_align = INLINE_ALIGNMENT_CENTER;
Rect2 rect;
};
HashMap<Variant, EmbeddedObject, VariantHasher, VariantComparator> objects;
/* Shaped data */
TextServer::Direction para_direction = DIRECTION_LTR; // Detected text direction.
bool valid = false; // String is shaped.
bool line_breaks_valid = false; // Line and word break flags are populated (and virtual zero width spaces inserted).
bool justification_ops_valid = false; // Virtual elongation glyphs are added to the string.
bool sort_valid = false;
bool text_trimmed = false;
bool preserve_invalid = true; // Draw hex code box instead of missing characters.
bool preserve_control = false; // Draw control characters.
double ascent = 0.0; // Ascent for horizontal layout, 1/2 of width for vertical.
double descent = 0.0; // Descent for horizontal layout, 1/2 of width for vertical.
double width = 0.0; // Width for horizontal layout, height for vertical.
double width_trimmed = 0.0;
int extra_spacing[4] = { 0, 0, 0, 0 };
double upos = 0.0;
double uthk = 0.0;
TrimData overrun_trim_data;
bool fit_width_minimum_reached = false;
Vector<Glyph> glyphs;
Vector<Glyph> glyphs_logical;
};
// Common data.
double oversampling = 1.0;
mutable RID_PtrOwner<FontFallback> font_owner;
mutable RID_PtrOwner<ShapedTextDataFallback> shaped_owner;
void _realign(ShapedTextDataFallback *p_sd) const;
protected:
static void _bind_methods(){};
void full_copy(ShapedTextDataFallback *p_shaped);
void invalidate(ShapedTextDataFallback *p_shaped);
public:
MODBIND1RC(bool, has_feature, Feature);
MODBIND0RC(String, get_name);
MODBIND0RC(int64_t, get_features);
MODBIND1(free_rid, const RID &);
MODBIND1R(bool, has, const RID &);
MODBIND1R(bool, load_support_data, const String &);
MODBIND0RC(String, get_support_data_filename);
MODBIND0RC(String, get_support_data_info);
MODBIND1RC(bool, save_support_data, const String &);
MODBIND1RC(bool, is_locale_right_to_left, const String &);
MODBIND1RC(int64_t, name_to_tag, const String &);
MODBIND1RC(String, tag_to_name, int64_t);
/* Font interface */
MODBIND0R(RID, create_font);
MODBIND2(font_set_data, const RID &, const PackedByteArray &);
MODBIND3(font_set_data_ptr, const RID &, const uint8_t *, int64_t);
MODBIND2(font_set_face_index, const RID &, int64_t);
MODBIND1RC(int64_t, font_get_face_index, const RID &);
MODBIND1RC(int64_t, font_get_face_count, const RID &);
MODBIND2(font_set_style, const RID &, BitField<FontStyle>);
MODBIND1RC(BitField<FontStyle>, font_get_style, const RID &);
MODBIND2(font_set_style_name, const RID &, const String &);
MODBIND1RC(String, font_get_style_name, const RID &);
MODBIND2(font_set_name, const RID &, const String &);
MODBIND1RC(String, font_get_name, const RID &);
MODBIND2(font_set_antialiasing, const RID &, TextServer::FontAntialiasing);
MODBIND1RC(TextServer::FontAntialiasing, font_get_antialiasing, const RID &);
MODBIND2(font_set_generate_mipmaps, const RID &, bool);
MODBIND1RC(bool, font_get_generate_mipmaps, const RID &);
MODBIND2(font_set_multichannel_signed_distance_field, const RID &, bool);
MODBIND1RC(bool, font_is_multichannel_signed_distance_field, const RID &);
MODBIND2(font_set_msdf_pixel_range, const RID &, int64_t);
MODBIND1RC(int64_t, font_get_msdf_pixel_range, const RID &);
MODBIND2(font_set_msdf_size, const RID &, int64_t);
MODBIND1RC(int64_t, font_get_msdf_size, const RID &);
MODBIND2(font_set_fixed_size, const RID &, int64_t);
MODBIND1RC(int64_t, font_get_fixed_size, const RID &);
MODBIND2(font_set_force_autohinter, const RID &, bool);
MODBIND1RC(bool, font_is_force_autohinter, const RID &);
MODBIND2(font_set_subpixel_positioning, const RID &, SubpixelPositioning);
MODBIND1RC(SubpixelPositioning, font_get_subpixel_positioning, const RID &);
MODBIND2(font_set_embolden, const RID &, double);
MODBIND1RC(double, font_get_embolden, const RID &);
MODBIND2(font_set_transform, const RID &, const Transform2D &);
MODBIND1RC(Transform2D, font_get_transform, const RID &);
MODBIND2(font_set_variation_coordinates, const RID &, const Dictionary &);
MODBIND1RC(Dictionary, font_get_variation_coordinates, const RID &);
MODBIND2(font_set_hinting, const RID &, TextServer::Hinting);
MODBIND1RC(TextServer::Hinting, font_get_hinting, const RID &);
MODBIND2(font_set_oversampling, const RID &, double);
MODBIND1RC(double, font_get_oversampling, const RID &);
MODBIND1RC(TypedArray<Vector2i>, font_get_size_cache_list, const RID &);
MODBIND1(font_clear_size_cache, const RID &);
MODBIND2(font_remove_size_cache, const RID &, const Vector2i &);
MODBIND3(font_set_ascent, const RID &, int64_t, double);
MODBIND2RC(double, font_get_ascent, const RID &, int64_t);
MODBIND3(font_set_descent, const RID &, int64_t, double);
MODBIND2RC(double, font_get_descent, const RID &, int64_t);
MODBIND3(font_set_underline_position, const RID &, int64_t, double);
MODBIND2RC(double, font_get_underline_position, const RID &, int64_t);
MODBIND3(font_set_underline_thickness, const RID &, int64_t, double);
MODBIND2RC(double, font_get_underline_thickness, const RID &, int64_t);
MODBIND3(font_set_scale, const RID &, int64_t, double);
MODBIND2RC(double, font_get_scale, const RID &, int64_t);
MODBIND2RC(int64_t, font_get_texture_count, const RID &, const Vector2i &);
MODBIND2(font_clear_textures, const RID &, const Vector2i &);
MODBIND3(font_remove_texture, const RID &, const Vector2i &, int64_t);
MODBIND4(font_set_texture_image, const RID &, const Vector2i &, int64_t, const Ref<Image> &);
MODBIND3RC(Ref<Image>, font_get_texture_image, const RID &, const Vector2i &, int64_t);
MODBIND4(font_set_texture_offsets, const RID &, const Vector2i &, int64_t, const PackedInt32Array &);
MODBIND3RC(PackedInt32Array, font_get_texture_offsets, const RID &, const Vector2i &, int64_t);
MODBIND2RC(PackedInt32Array, font_get_glyph_list, const RID &, const Vector2i &);
MODBIND2(font_clear_glyphs, const RID &, const Vector2i &);
MODBIND3(font_remove_glyph, const RID &, const Vector2i &, int64_t);
MODBIND3RC(Vector2, font_get_glyph_advance, const RID &, int64_t, int64_t);
MODBIND4(font_set_glyph_advance, const RID &, int64_t, int64_t, const Vector2 &);
MODBIND3RC(Vector2, font_get_glyph_offset, const RID &, const Vector2i &, int64_t);
MODBIND4(font_set_glyph_offset, const RID &, const Vector2i &, int64_t, const Vector2 &);
MODBIND3RC(Vector2, font_get_glyph_size, const RID &, const Vector2i &, int64_t);
MODBIND4(font_set_glyph_size, const RID &, const Vector2i &, int64_t, const Vector2 &);
MODBIND3RC(Rect2, font_get_glyph_uv_rect, const RID &, const Vector2i &, int64_t);
MODBIND4(font_set_glyph_uv_rect, const RID &, const Vector2i &, int64_t, const Rect2 &);
MODBIND3RC(int64_t, font_get_glyph_texture_idx, const RID &, const Vector2i &, int64_t);
MODBIND4(font_set_glyph_texture_idx, const RID &, const Vector2i &, int64_t, int64_t);
MODBIND3RC(RID, font_get_glyph_texture_rid, const RID &, const Vector2i &, int64_t);
MODBIND3RC(Size2, font_get_glyph_texture_size, const RID &, const Vector2i &, int64_t);
MODBIND3RC(Dictionary, font_get_glyph_contours, const RID &, int64_t, int64_t);
MODBIND2RC(TypedArray<Vector2i>, font_get_kerning_list, const RID &, int64_t);
MODBIND2(font_clear_kerning_map, const RID &, int64_t);
MODBIND3(font_remove_kerning, const RID &, int64_t, const Vector2i &);
MODBIND4(font_set_kerning, const RID &, int64_t, const Vector2i &, const Vector2 &);
MODBIND3RC(Vector2, font_get_kerning, const RID &, int64_t, const Vector2i &);
MODBIND4RC(int64_t, font_get_glyph_index, const RID &, int64_t, int64_t, int64_t);
MODBIND2RC(bool, font_has_char, const RID &, int64_t);
MODBIND1RC(String, font_get_supported_chars, const RID &);
MODBIND4(font_render_range, const RID &, const Vector2i &, int64_t, int64_t);
MODBIND3(font_render_glyph, const RID &, const Vector2i &, int64_t);
MODBIND6C(font_draw_glyph, const RID &, const RID &, int64_t, const Vector2 &, int64_t, const Color &);
MODBIND7C(font_draw_glyph_outline, const RID &, const RID &, int64_t, int64_t, const Vector2 &, int64_t, const Color &);
MODBIND2RC(bool, font_is_language_supported, const RID &, const String &);
MODBIND3(font_set_language_support_override, const RID &, const String &, bool);
MODBIND2R(bool, font_get_language_support_override, const RID &, const String &);
MODBIND2(font_remove_language_support_override, const RID &, const String &);
MODBIND1R(PackedStringArray, font_get_language_support_overrides, const RID &);
MODBIND2RC(bool, font_is_script_supported, const RID &, const String &);
MODBIND3(font_set_script_support_override, const RID &, const String &, bool);
MODBIND2R(bool, font_get_script_support_override, const RID &, const String &);
MODBIND2(font_remove_script_support_override, const RID &, const String &);
MODBIND1R(PackedStringArray, font_get_script_support_overrides, const RID &);
MODBIND2(font_set_opentype_feature_overrides, const RID &, const Dictionary &);
MODBIND1RC(Dictionary, font_get_opentype_feature_overrides, const RID &);
MODBIND1RC(Dictionary, font_supported_feature_list, const RID &);
MODBIND1RC(Dictionary, font_supported_variation_list, const RID &);
MODBIND0RC(double, font_get_global_oversampling);
MODBIND1(font_set_global_oversampling, double);
/* Shaped text buffer interface */
MODBIND2R(RID, create_shaped_text, Direction, Orientation);
MODBIND1(shaped_text_clear, const RID &);
MODBIND2(shaped_text_set_direction, const RID &, Direction);
MODBIND1RC(Direction, shaped_text_get_direction, const RID &);
MODBIND1RC(Direction, shaped_text_get_inferred_direction, const RID &);
MODBIND2(shaped_text_set_bidi_override, const RID &, const Array &);
MODBIND2(shaped_text_set_custom_punctuation, const RID &, const String &);
MODBIND1RC(String, shaped_text_get_custom_punctuation, const RID &);
MODBIND2(shaped_text_set_orientation, const RID &, Orientation);
MODBIND1RC(Orientation, shaped_text_get_orientation, const RID &);
MODBIND2(shaped_text_set_preserve_invalid, const RID &, bool);
MODBIND1RC(bool, shaped_text_get_preserve_invalid, const RID &);
MODBIND2(shaped_text_set_preserve_control, const RID &, bool);
MODBIND1RC(bool, shaped_text_get_preserve_control, const RID &);
MODBIND3(shaped_text_set_spacing, const RID &, SpacingType, int64_t);
MODBIND2RC(int64_t, shaped_text_get_spacing, const RID &, SpacingType);
MODBIND7R(bool, shaped_text_add_string, const RID &, const String &, const TypedArray<RID> &, int64_t, const Dictionary &, const String &, const Variant &);
MODBIND5R(bool, shaped_text_add_object, const RID &, const Variant &, const Size2 &, InlineAlignment, int64_t);
MODBIND4R(bool, shaped_text_resize_object, const RID &, const Variant &, const Size2 &, InlineAlignment);
MODBIND1RC(int64_t, shaped_get_span_count, const RID &);
MODBIND2RC(Variant, shaped_get_span_meta, const RID &, int64_t);
MODBIND5(shaped_set_span_update_font, const RID &, int64_t, const TypedArray<RID> &, int64_t, const Dictionary &);
MODBIND3RC(RID, shaped_text_substr, const RID &, int64_t, int64_t);
MODBIND1RC(RID, shaped_text_get_parent, const RID &);
MODBIND3R(double, shaped_text_fit_to_width, const RID &, double, BitField<TextServer::JustificationFlag>);
MODBIND2R(double, shaped_text_tab_align, const RID &, const PackedFloat32Array &);
MODBIND1R(bool, shaped_text_shape, const RID &);
MODBIND1R(bool, shaped_text_update_breaks, const RID &);
MODBIND1R(bool, shaped_text_update_justification_ops, const RID &);
MODBIND1RC(int64_t, shaped_text_get_trim_pos, const RID &);
MODBIND1RC(int64_t, shaped_text_get_ellipsis_pos, const RID &);
MODBIND1RC(const Glyph *, shaped_text_get_ellipsis_glyphs, const RID &);
MODBIND1RC(int64_t, shaped_text_get_ellipsis_glyph_count, const RID &);
MODBIND3(shaped_text_overrun_trim_to_width, const RID &, double, BitField<TextServer::TextOverrunFlag>);
MODBIND1RC(bool, shaped_text_is_ready, const RID &);
MODBIND1RC(const Glyph *, shaped_text_get_glyphs, const RID &);
MODBIND1R(const Glyph *, shaped_text_sort_logical, const RID &);
MODBIND1RC(int64_t, shaped_text_get_glyph_count, const RID &);
MODBIND1RC(Vector2i, shaped_text_get_range, const RID &);
MODBIND1RC(Array, shaped_text_get_objects, const RID &);
MODBIND2RC(Rect2, shaped_text_get_object_rect, const RID &, const Variant &);
MODBIND1RC(Size2, shaped_text_get_size, const RID &);
MODBIND1RC(double, shaped_text_get_ascent, const RID &);
MODBIND1RC(double, shaped_text_get_descent, const RID &);
MODBIND1RC(double, shaped_text_get_width, const RID &);
MODBIND1RC(double, shaped_text_get_underline_position, const RID &);
MODBIND1RC(double, shaped_text_get_underline_thickness, const RID &);
MODBIND2RC(PackedInt32Array, string_get_word_breaks, const String &, const String &);
MODBIND2RC(String, string_to_upper, const String &, const String &);
MODBIND2RC(String, string_to_lower, const String &, const String &);
TextServerFallback();
~TextServerFallback();
};
#endif // TEXT_SERVER_FB_H