849 lines
34 KiB
C++
849 lines
34 KiB
C++
/*************************************************************************/
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/* text_paragraph.cpp */
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/*************************************************************************/
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/* This file is part of: */
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/* GODOT ENGINE */
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/* https://godotengine.org */
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/*************************************************************************/
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/* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur. */
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/* Copyright (c) 2014-2021 Godot Engine contributors (cf. AUTHORS.md). */
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/* */
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/* Permission is hereby granted, free of charge, to any person obtaining */
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/* a copy of this software and associated documentation files (the */
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/* "Software"), to deal in the Software without restriction, including */
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/* without limitation the rights to use, copy, modify, merge, publish, */
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/* distribute, sublicense, and/or sell copies of the Software, and to */
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/* permit persons to whom the Software is furnished to do so, subject to */
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/* the following conditions: */
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/* */
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/* The above copyright notice and this permission notice shall be */
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/* included in all copies or substantial portions of the Software. */
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/* */
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/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
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/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
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/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
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/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
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/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
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/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
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/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
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/*************************************************************************/
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#include "scene/resources/text_paragraph.h"
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void TextParagraph::_bind_methods() {
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ClassDB::bind_method(D_METHOD("clear"), &TextParagraph::clear);
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ClassDB::bind_method(D_METHOD("set_direction", "direction"), &TextParagraph::set_direction);
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ClassDB::bind_method(D_METHOD("get_direction"), &TextParagraph::get_direction);
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ADD_PROPERTY(PropertyInfo(Variant::INT, "direction", PROPERTY_HINT_ENUM, "Auto,Light-to-right,Right-to-left"), "set_direction", "get_direction");
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ClassDB::bind_method(D_METHOD("set_orientation", "orientation"), &TextParagraph::set_orientation);
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ClassDB::bind_method(D_METHOD("get_orientation"), &TextParagraph::get_orientation);
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ADD_PROPERTY(PropertyInfo(Variant::INT, "orientation", PROPERTY_HINT_ENUM, "Horizontal,Orientation"), "set_orientation", "get_orientation");
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ClassDB::bind_method(D_METHOD("set_preserve_invalid", "enabled"), &TextParagraph::set_preserve_invalid);
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ClassDB::bind_method(D_METHOD("get_preserve_invalid"), &TextParagraph::get_preserve_invalid);
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ADD_PROPERTY(PropertyInfo(Variant::BOOL, "preserve_invalid"), "set_preserve_invalid", "get_preserve_invalid");
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ClassDB::bind_method(D_METHOD("set_preserve_control", "enabled"), &TextParagraph::set_preserve_control);
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ClassDB::bind_method(D_METHOD("get_preserve_control"), &TextParagraph::get_preserve_control);
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ADD_PROPERTY(PropertyInfo(Variant::BOOL, "preserve_control"), "set_preserve_control", "get_preserve_control");
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ClassDB::bind_method(D_METHOD("set_bidi_override", "override"), &TextParagraph::_set_bidi_override);
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ClassDB::bind_method(D_METHOD("set_dropcap", "text", "fonts", "size", "dropcap_margins", "opentype_features", "language"), &TextParagraph::set_dropcap, DEFVAL(Rect2()), DEFVAL(Dictionary()), DEFVAL(""));
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ClassDB::bind_method(D_METHOD("clear_dropcap"), &TextParagraph::clear_dropcap);
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ClassDB::bind_method(D_METHOD("add_string", "text", "fonts", "size", "opentype_features", "language"), &TextParagraph::add_string, DEFVAL(Dictionary()), DEFVAL(""));
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ClassDB::bind_method(D_METHOD("add_object", "key", "size", "inline_align", "length"), &TextParagraph::add_object, DEFVAL(INLINE_ALIGN_CENTER), DEFVAL(1));
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ClassDB::bind_method(D_METHOD("resize_object", "key", "size", "inline_align"), &TextParagraph::resize_object, DEFVAL(INLINE_ALIGN_CENTER));
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ClassDB::bind_method(D_METHOD("set_align", "align"), &TextParagraph::set_align);
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ClassDB::bind_method(D_METHOD("get_align"), &TextParagraph::get_align);
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ADD_PROPERTY(PropertyInfo(Variant::INT, "align", PROPERTY_HINT_ENUM, "Left,Center,Right,Fill"), "set_align", "get_align");
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ClassDB::bind_method(D_METHOD("tab_align", "tab_stops"), &TextParagraph::tab_align);
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ClassDB::bind_method(D_METHOD("set_flags", "flags"), &TextParagraph::set_flags);
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ClassDB::bind_method(D_METHOD("get_flags"), &TextParagraph::get_flags);
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ADD_PROPERTY(PropertyInfo(Variant::INT, "flags", PROPERTY_HINT_FLAGS, "Kashida Justify,Word Justify,Trim Edge Spaces After Justify,Justify Only After Last Tab,Break Mandatory,Break Words,Break Graphemes"), "set_flags", "get_flags");
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ClassDB::bind_method(D_METHOD("set_text_overrun_behavior", "overrun_behavior"), &TextParagraph::set_text_overrun_behavior);
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ClassDB::bind_method(D_METHOD("get_text_overrun_behavior"), &TextParagraph::get_text_overrun_behavior);
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ADD_PROPERTY(PropertyInfo(Variant::INT, "text_overrun_behavior", PROPERTY_HINT_ENUM, "Trim Nothing,Trim Characters,Trim Words,Ellipsis,Word Ellipsis"), "set_text_overrun_behavior", "get_text_overrun_behavior");
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ClassDB::bind_method(D_METHOD("set_width", "width"), &TextParagraph::set_width);
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ClassDB::bind_method(D_METHOD("get_width"), &TextParagraph::get_width);
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ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "width"), "set_width", "get_width");
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ClassDB::bind_method(D_METHOD("get_non_wraped_size"), &TextParagraph::get_non_wraped_size);
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ClassDB::bind_method(D_METHOD("get_size"), &TextParagraph::get_size);
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ClassDB::bind_method(D_METHOD("get_rid"), &TextParagraph::get_rid);
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ClassDB::bind_method(D_METHOD("get_line_rid", "line"), &TextParagraph::get_line_rid);
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ClassDB::bind_method(D_METHOD("get_dropcap_rid"), &TextParagraph::get_dropcap_rid);
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ClassDB::bind_method(D_METHOD("get_line_count"), &TextParagraph::get_line_count);
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ClassDB::bind_method(D_METHOD("set_max_lines_visible", "max_lines_visible"), &TextParagraph::set_max_lines_visible);
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ClassDB::bind_method(D_METHOD("get_max_lines_visible"), &TextParagraph::get_max_lines_visible);
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ADD_PROPERTY(PropertyInfo(Variant::INT, "max_lines_visible"), "set_max_lines_visible", "get_max_lines_visible");
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ClassDB::bind_method(D_METHOD("get_line_objects", "line"), &TextParagraph::get_line_objects);
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ClassDB::bind_method(D_METHOD("get_line_object_rect", "line", "key"), &TextParagraph::get_line_object_rect);
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ClassDB::bind_method(D_METHOD("get_line_size", "line"), &TextParagraph::get_line_size);
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ClassDB::bind_method(D_METHOD("get_line_range", "line"), &TextParagraph::get_line_range);
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ClassDB::bind_method(D_METHOD("get_line_ascent", "line"), &TextParagraph::get_line_ascent);
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ClassDB::bind_method(D_METHOD("get_line_descent", "line"), &TextParagraph::get_line_descent);
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ClassDB::bind_method(D_METHOD("get_line_width", "line"), &TextParagraph::get_line_width);
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ClassDB::bind_method(D_METHOD("get_line_underline_position", "line"), &TextParagraph::get_line_underline_position);
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ClassDB::bind_method(D_METHOD("get_line_underline_thickness", "line"), &TextParagraph::get_line_underline_thickness);
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ClassDB::bind_method(D_METHOD("get_spacing_top"), &TextParagraph::get_spacing_top);
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ClassDB::bind_method(D_METHOD("get_spacing_bottom"), &TextParagraph::get_spacing_bottom);
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ClassDB::bind_method(D_METHOD("get_dropcap_size"), &TextParagraph::get_dropcap_size);
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ClassDB::bind_method(D_METHOD("get_dropcap_lines"), &TextParagraph::get_dropcap_lines);
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ClassDB::bind_method(D_METHOD("draw", "canvas", "pos", "color", "dc_color"), &TextParagraph::draw, DEFVAL(Color(1, 1, 1)), DEFVAL(Color(1, 1, 1)));
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ClassDB::bind_method(D_METHOD("draw_outline", "canvas", "pos", "outline_size", "color", "dc_color"), &TextParagraph::draw_outline, DEFVAL(1), DEFVAL(Color(1, 1, 1)), DEFVAL(Color(1, 1, 1)));
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ClassDB::bind_method(D_METHOD("draw_line", "canvas", "pos", "line", "color"), &TextParagraph::draw_line, DEFVAL(Color(1, 1, 1)));
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ClassDB::bind_method(D_METHOD("draw_line_outline", "canvas", "pos", "line", "outline_size", "color"), &TextParagraph::draw_line_outline, DEFVAL(1), DEFVAL(Color(1, 1, 1)));
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ClassDB::bind_method(D_METHOD("draw_dropcap", "canvas", "pos", "color"), &TextParagraph::draw_dropcap, DEFVAL(Color(1, 1, 1)));
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ClassDB::bind_method(D_METHOD("draw_dropcap_outline", "canvas", "pos", "outline_size", "color"), &TextParagraph::draw_dropcap_outline, DEFVAL(1), DEFVAL(Color(1, 1, 1)));
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ClassDB::bind_method(D_METHOD("hit_test", "coords"), &TextParagraph::hit_test);
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BIND_ENUM_CONSTANT(OVERRUN_NO_TRIMMING);
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BIND_ENUM_CONSTANT(OVERRUN_TRIM_CHAR);
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BIND_ENUM_CONSTANT(OVERRUN_TRIM_WORD);
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BIND_ENUM_CONSTANT(OVERRUN_TRIM_ELLIPSIS);
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BIND_ENUM_CONSTANT(OVERRUN_TRIM_WORD_ELLIPSIS);
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}
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void TextParagraph::_shape_lines() {
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if (lines_dirty) {
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for (int i = 0; i < lines_rid.size(); i++) {
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TS->free(lines_rid[i]);
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}
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lines_rid.clear();
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if (!tab_stops.is_empty()) {
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TS->shaped_text_tab_align(rid, tab_stops);
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}
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float h_offset = 0.f;
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float v_offset = 0.f;
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int start = 0;
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dropcap_lines = 0;
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if (TS->shaped_text_get_orientation(dropcap_rid) == TextServer::ORIENTATION_HORIZONTAL) {
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h_offset = TS->shaped_text_get_size(dropcap_rid).x + dropcap_margins.size.x + dropcap_margins.position.x;
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v_offset = TS->shaped_text_get_size(dropcap_rid).y + dropcap_margins.size.y + dropcap_margins.position.y;
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} else {
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h_offset = TS->shaped_text_get_size(dropcap_rid).y + dropcap_margins.size.y + dropcap_margins.position.y;
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v_offset = TS->shaped_text_get_size(dropcap_rid).x + dropcap_margins.size.x + dropcap_margins.position.x;
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}
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if (h_offset > 0) {
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// Dropcap, flow around.
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Vector<Vector2i> line_breaks = TS->shaped_text_get_line_breaks(rid, width - h_offset, 0, flags);
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for (int i = 0; i < line_breaks.size(); i++) {
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RID line = TS->shaped_text_substr(rid, line_breaks[i].x, line_breaks[i].y - line_breaks[i].x);
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float h = (TS->shaped_text_get_orientation(line) == TextServer::ORIENTATION_HORIZONTAL) ? TS->shaped_text_get_size(line).y : TS->shaped_text_get_size(line).x;
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if (v_offset < h) {
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TS->free(line);
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break;
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}
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if (!tab_stops.is_empty()) {
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TS->shaped_text_tab_align(line, tab_stops);
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}
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dropcap_lines++;
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v_offset -= h;
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start = line_breaks[i].y;
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lines_rid.push_back(line);
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}
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}
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// Use fixed for the rest of lines.
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Vector<Vector2i> line_breaks = TS->shaped_text_get_line_breaks(rid, width, start, flags);
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for (int i = 0; i < line_breaks.size(); i++) {
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RID line = TS->shaped_text_substr(rid, line_breaks[i].x, line_breaks[i].y - line_breaks[i].x);
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if (!tab_stops.is_empty()) {
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TS->shaped_text_tab_align(line, tab_stops);
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}
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lines_rid.push_back(line);
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}
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uint8_t overrun_flags = TextServer::OVERRUN_NO_TRIMMING;
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if (overrun_behavior != OVERRUN_NO_TRIMMING) {
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switch (overrun_behavior) {
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case OVERRUN_TRIM_WORD_ELLIPSIS:
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overrun_flags |= TextServer::OVERRUN_TRIM;
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overrun_flags |= TextServer::OVERRUN_TRIM_WORD_ONLY;
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overrun_flags |= TextServer::OVERRUN_ADD_ELLIPSIS;
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break;
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case OVERRUN_TRIM_ELLIPSIS:
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overrun_flags |= TextServer::OVERRUN_TRIM;
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overrun_flags |= TextServer::OVERRUN_ADD_ELLIPSIS;
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break;
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case OVERRUN_TRIM_WORD:
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overrun_flags |= TextServer::OVERRUN_TRIM;
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overrun_flags |= TextServer::OVERRUN_TRIM_WORD_ONLY;
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break;
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case OVERRUN_TRIM_CHAR:
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overrun_flags |= TextServer::OVERRUN_TRIM;
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break;
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case OVERRUN_NO_TRIMMING:
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break;
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}
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}
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bool autowrap_enabled = ((flags & TextServer::BREAK_WORD_BOUND) == TextServer::BREAK_WORD_BOUND) || ((flags & TextServer::BREAK_GRAPHEME_BOUND) == TextServer::BREAK_GRAPHEME_BOUND);
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// Fill after min_size calculation.
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if (autowrap_enabled) {
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int visible_lines = (max_lines_visible >= 0) ? MIN(max_lines_visible, lines_rid.size()) : lines_rid.size();
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bool lines_hidden = visible_lines > 0 && visible_lines < lines_rid.size();
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if (lines_hidden) {
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overrun_flags |= TextServer::OVERRUN_ENFORCE_ELLIPSIS;
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}
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if (align == HALIGN_FILL) {
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for (int i = 0; i < lines_rid.size(); i++) {
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if (i < visible_lines - 1 || lines_rid.size() == 1) {
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TS->shaped_text_fit_to_width(lines_rid[i], width, flags);
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} else if (i == (visible_lines - 1)) {
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TS->shaped_text_overrun_trim_to_width(lines_rid[visible_lines - 1], width, overrun_flags);
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}
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}
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} else if (lines_hidden) {
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TS->shaped_text_overrun_trim_to_width(lines_rid[visible_lines - 1], width, overrun_flags);
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}
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} else {
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// Autowrap disabled.
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for (int i = 0; i < lines_rid.size(); i++) {
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if (align == HALIGN_FILL) {
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TS->shaped_text_fit_to_width(lines_rid[i], width, flags);
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overrun_flags |= TextServer::OVERRUN_JUSTIFICATION_AWARE;
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TS->shaped_text_overrun_trim_to_width(lines_rid[i], width, overrun_flags);
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TS->shaped_text_fit_to_width(lines_rid[i], width, flags | TextServer::JUSTIFICATION_CONSTRAIN_ELLIPSIS);
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} else {
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TS->shaped_text_overrun_trim_to_width(lines_rid[i], width, overrun_flags);
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}
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}
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}
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lines_dirty = false;
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}
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}
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RID TextParagraph::get_rid() const {
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return rid;
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}
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RID TextParagraph::get_line_rid(int p_line) const {
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const_cast<TextParagraph *>(this)->_shape_lines();
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ERR_FAIL_COND_V(p_line < 0 || p_line >= lines_rid.size(), RID());
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return lines_rid[p_line];
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}
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RID TextParagraph::get_dropcap_rid() const {
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return dropcap_rid;
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}
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void TextParagraph::clear() {
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spacing_top = 0;
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spacing_bottom = 0;
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for (int i = 0; i < lines_rid.size(); i++) {
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TS->free(lines_rid[i]);
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}
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lines_rid.clear();
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TS->shaped_text_clear(rid);
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TS->shaped_text_clear(dropcap_rid);
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}
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void TextParagraph::set_preserve_invalid(bool p_enabled) {
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TS->shaped_text_set_preserve_invalid(rid, p_enabled);
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TS->shaped_text_set_preserve_invalid(dropcap_rid, p_enabled);
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lines_dirty = true;
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}
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bool TextParagraph::get_preserve_invalid() const {
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return TS->shaped_text_get_preserve_invalid(rid);
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}
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void TextParagraph::set_preserve_control(bool p_enabled) {
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TS->shaped_text_set_preserve_control(rid, p_enabled);
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TS->shaped_text_set_preserve_control(dropcap_rid, p_enabled);
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lines_dirty = true;
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}
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bool TextParagraph::get_preserve_control() const {
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return TS->shaped_text_get_preserve_control(rid);
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}
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void TextParagraph::set_direction(TextServer::Direction p_direction) {
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TS->shaped_text_set_direction(rid, p_direction);
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TS->shaped_text_set_direction(dropcap_rid, p_direction);
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lines_dirty = true;
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}
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TextServer::Direction TextParagraph::get_direction() const {
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const_cast<TextParagraph *>(this)->_shape_lines();
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return TS->shaped_text_get_direction(rid);
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}
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void TextParagraph::set_orientation(TextServer::Orientation p_orientation) {
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TS->shaped_text_set_orientation(rid, p_orientation);
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TS->shaped_text_set_orientation(dropcap_rid, p_orientation);
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lines_dirty = true;
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}
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TextServer::Orientation TextParagraph::get_orientation() const {
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const_cast<TextParagraph *>(this)->_shape_lines();
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return TS->shaped_text_get_orientation(rid);
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}
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bool TextParagraph::set_dropcap(const String &p_text, const Ref<Font> &p_fonts, int p_size, const Rect2 &p_dropcap_margins, const Dictionary &p_opentype_features, const String &p_language) {
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ERR_FAIL_COND_V(p_fonts.is_null(), false);
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TS->shaped_text_clear(dropcap_rid);
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dropcap_margins = p_dropcap_margins;
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bool res = TS->shaped_text_add_string(dropcap_rid, p_text, p_fonts->get_rids(), p_size, p_opentype_features, p_language);
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lines_dirty = true;
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return res;
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}
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void TextParagraph::clear_dropcap() {
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dropcap_margins = Rect2();
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TS->shaped_text_clear(dropcap_rid);
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lines_dirty = true;
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}
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bool TextParagraph::add_string(const String &p_text, const Ref<Font> &p_fonts, int p_size, const Dictionary &p_opentype_features, const String &p_language) {
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ERR_FAIL_COND_V(p_fonts.is_null(), false);
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bool res = TS->shaped_text_add_string(rid, p_text, p_fonts->get_rids(), p_size, p_opentype_features, p_language);
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spacing_top = p_fonts->get_spacing(Font::SPACING_TOP);
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spacing_bottom = p_fonts->get_spacing(Font::SPACING_BOTTOM);
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lines_dirty = true;
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return res;
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}
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int TextParagraph::get_spacing_top() const {
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return spacing_top;
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}
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int TextParagraph::get_spacing_bottom() const {
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return spacing_bottom;
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}
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void TextParagraph::_set_bidi_override(const Array &p_override) {
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Vector<Vector2i> overrides;
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for (int i = 0; i < p_override.size(); i++) {
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overrides.push_back(p_override[i]);
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}
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set_bidi_override(overrides);
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}
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void TextParagraph::set_bidi_override(const Vector<Vector2i> &p_override) {
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TS->shaped_text_set_bidi_override(rid, p_override);
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lines_dirty = true;
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}
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bool TextParagraph::add_object(Variant p_key, const Size2 &p_size, InlineAlign p_inline_align, int p_length) {
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bool res = TS->shaped_text_add_object(rid, p_key, p_size, p_inline_align, p_length);
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lines_dirty = true;
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return res;
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}
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bool TextParagraph::resize_object(Variant p_key, const Size2 &p_size, InlineAlign p_inline_align) {
|
|
bool res = TS->shaped_text_resize_object(rid, p_key, p_size, p_inline_align);
|
|
lines_dirty = true;
|
|
return res;
|
|
}
|
|
|
|
void TextParagraph::set_align(HAlign p_align) {
|
|
if (align != p_align) {
|
|
if (align == HALIGN_FILL || p_align == HALIGN_FILL) {
|
|
align = p_align;
|
|
lines_dirty = true;
|
|
} else {
|
|
align = p_align;
|
|
}
|
|
}
|
|
}
|
|
|
|
HAlign TextParagraph::get_align() const {
|
|
return align;
|
|
}
|
|
|
|
void TextParagraph::tab_align(const Vector<float> &p_tab_stops) {
|
|
tab_stops = p_tab_stops;
|
|
lines_dirty = true;
|
|
}
|
|
|
|
void TextParagraph::set_flags(uint8_t p_flags) {
|
|
if (flags != p_flags) {
|
|
flags = p_flags;
|
|
lines_dirty = true;
|
|
}
|
|
}
|
|
|
|
uint8_t TextParagraph::get_flags() const {
|
|
return flags;
|
|
}
|
|
|
|
void TextParagraph::set_text_overrun_behavior(TextParagraph::OverrunBehavior p_behavior) {
|
|
if (overrun_behavior != p_behavior) {
|
|
overrun_behavior = p_behavior;
|
|
lines_dirty = true;
|
|
}
|
|
}
|
|
|
|
TextParagraph::OverrunBehavior TextParagraph::get_text_overrun_behavior() const {
|
|
return overrun_behavior;
|
|
}
|
|
|
|
void TextParagraph::set_width(float p_width) {
|
|
if (width != p_width) {
|
|
width = p_width;
|
|
lines_dirty = true;
|
|
}
|
|
}
|
|
|
|
float TextParagraph::get_width() const {
|
|
return width;
|
|
}
|
|
|
|
Size2 TextParagraph::get_non_wraped_size() const {
|
|
const_cast<TextParagraph *>(this)->_shape_lines();
|
|
if (TS->shaped_text_get_orientation(rid) == TextServer::ORIENTATION_HORIZONTAL) {
|
|
return Size2(TS->shaped_text_get_size(rid).x, TS->shaped_text_get_size(rid).y + spacing_top + spacing_bottom);
|
|
} else {
|
|
return Size2(TS->shaped_text_get_size(rid).x + spacing_top + spacing_bottom, TS->shaped_text_get_size(rid).y);
|
|
}
|
|
}
|
|
|
|
Size2 TextParagraph::get_size() const {
|
|
const_cast<TextParagraph *>(this)->_shape_lines();
|
|
Size2 size;
|
|
int visible_lines = (max_lines_visible >= 0) ? MIN(max_lines_visible, lines_rid.size()) : lines_rid.size();
|
|
for (int i = 0; i < visible_lines; i++) {
|
|
Size2 lsize = TS->shaped_text_get_size(lines_rid[i]);
|
|
if (TS->shaped_text_get_orientation(lines_rid[i]) == TextServer::ORIENTATION_HORIZONTAL) {
|
|
size.x = MAX(size.x, lsize.x);
|
|
size.y += lsize.y + spacing_top + spacing_bottom;
|
|
} else {
|
|
size.x += lsize.x + spacing_top + spacing_bottom;
|
|
size.y = MAX(size.y, lsize.y);
|
|
}
|
|
}
|
|
return size;
|
|
}
|
|
|
|
int TextParagraph::get_line_count() const {
|
|
const_cast<TextParagraph *>(this)->_shape_lines();
|
|
return lines_rid.size();
|
|
}
|
|
|
|
void TextParagraph::set_max_lines_visible(int p_lines) {
|
|
if (p_lines != max_lines_visible) {
|
|
max_lines_visible = p_lines;
|
|
lines_dirty = true;
|
|
}
|
|
}
|
|
|
|
int TextParagraph::get_max_lines_visible() const {
|
|
return max_lines_visible;
|
|
}
|
|
|
|
Array TextParagraph::get_line_objects(int p_line) const {
|
|
const_cast<TextParagraph *>(this)->_shape_lines();
|
|
ERR_FAIL_COND_V(p_line < 0 || p_line >= lines_rid.size(), Array());
|
|
return TS->shaped_text_get_objects(lines_rid[p_line]);
|
|
}
|
|
|
|
Rect2 TextParagraph::get_line_object_rect(int p_line, Variant p_key) const {
|
|
const_cast<TextParagraph *>(this)->_shape_lines();
|
|
ERR_FAIL_COND_V(p_line < 0 || p_line >= lines_rid.size(), Rect2());
|
|
Rect2 xrect = TS->shaped_text_get_object_rect(lines_rid[p_line], p_key);
|
|
for (int i = 0; i < p_line; i++) {
|
|
Size2 lsize = TS->shaped_text_get_size(lines_rid[i]);
|
|
if (TS->shaped_text_get_orientation(lines_rid[i]) == TextServer::ORIENTATION_HORIZONTAL) {
|
|
xrect.position.y += lsize.y + spacing_top + spacing_bottom;
|
|
} else {
|
|
xrect.position.x += lsize.x + spacing_top + spacing_bottom;
|
|
}
|
|
}
|
|
return xrect;
|
|
}
|
|
|
|
Size2 TextParagraph::get_line_size(int p_line) const {
|
|
const_cast<TextParagraph *>(this)->_shape_lines();
|
|
ERR_FAIL_COND_V(p_line < 0 || p_line >= lines_rid.size(), Size2());
|
|
if (TS->shaped_text_get_orientation(lines_rid[p_line]) == TextServer::ORIENTATION_HORIZONTAL) {
|
|
return Size2(TS->shaped_text_get_size(lines_rid[p_line]).x, TS->shaped_text_get_size(lines_rid[p_line]).y + spacing_top + spacing_bottom);
|
|
} else {
|
|
return Size2(TS->shaped_text_get_size(lines_rid[p_line]).x + spacing_top + spacing_bottom, TS->shaped_text_get_size(lines_rid[p_line]).y);
|
|
}
|
|
}
|
|
|
|
Vector2i TextParagraph::get_line_range(int p_line) const {
|
|
const_cast<TextParagraph *>(this)->_shape_lines();
|
|
ERR_FAIL_COND_V(p_line < 0 || p_line >= lines_rid.size(), Vector2i());
|
|
return TS->shaped_text_get_range(lines_rid[p_line]);
|
|
}
|
|
|
|
float TextParagraph::get_line_ascent(int p_line) const {
|
|
const_cast<TextParagraph *>(this)->_shape_lines();
|
|
ERR_FAIL_COND_V(p_line < 0 || p_line >= lines_rid.size(), 0.f);
|
|
return TS->shaped_text_get_ascent(lines_rid[p_line]) + spacing_top;
|
|
}
|
|
|
|
float TextParagraph::get_line_descent(int p_line) const {
|
|
const_cast<TextParagraph *>(this)->_shape_lines();
|
|
ERR_FAIL_COND_V(p_line < 0 || p_line >= lines_rid.size(), 0.f);
|
|
return TS->shaped_text_get_descent(lines_rid[p_line]) + spacing_bottom;
|
|
}
|
|
|
|
float TextParagraph::get_line_width(int p_line) const {
|
|
const_cast<TextParagraph *>(this)->_shape_lines();
|
|
ERR_FAIL_COND_V(p_line < 0 || p_line >= lines_rid.size(), 0.f);
|
|
return TS->shaped_text_get_width(lines_rid[p_line]);
|
|
}
|
|
|
|
float TextParagraph::get_line_underline_position(int p_line) const {
|
|
const_cast<TextParagraph *>(this)->_shape_lines();
|
|
ERR_FAIL_COND_V(p_line < 0 || p_line >= lines_rid.size(), 0.f);
|
|
return TS->shaped_text_get_underline_position(lines_rid[p_line]);
|
|
}
|
|
|
|
float TextParagraph::get_line_underline_thickness(int p_line) const {
|
|
const_cast<TextParagraph *>(this)->_shape_lines();
|
|
ERR_FAIL_COND_V(p_line < 0 || p_line >= lines_rid.size(), 0.f);
|
|
return TS->shaped_text_get_underline_thickness(lines_rid[p_line]);
|
|
}
|
|
|
|
Size2 TextParagraph::get_dropcap_size() const {
|
|
return TS->shaped_text_get_size(dropcap_rid) + dropcap_margins.size + dropcap_margins.position;
|
|
}
|
|
|
|
int TextParagraph::get_dropcap_lines() const {
|
|
return dropcap_lines;
|
|
}
|
|
|
|
void TextParagraph::draw(RID p_canvas, const Vector2 &p_pos, const Color &p_color, const Color &p_dc_color) const {
|
|
const_cast<TextParagraph *>(this)->_shape_lines();
|
|
Vector2 ofs = p_pos;
|
|
float h_offset = 0.f;
|
|
if (TS->shaped_text_get_orientation(dropcap_rid) == TextServer::ORIENTATION_HORIZONTAL) {
|
|
h_offset = TS->shaped_text_get_size(dropcap_rid).x + dropcap_margins.size.x + dropcap_margins.position.x;
|
|
} else {
|
|
h_offset = TS->shaped_text_get_size(dropcap_rid).y + dropcap_margins.size.y + dropcap_margins.position.y;
|
|
}
|
|
|
|
if (h_offset > 0) {
|
|
// Draw dropcap.
|
|
Vector2 dc_off = ofs;
|
|
if (TS->shaped_text_get_direction(dropcap_rid) == TextServer::DIRECTION_RTL) {
|
|
if (TS->shaped_text_get_orientation(dropcap_rid) == TextServer::ORIENTATION_HORIZONTAL) {
|
|
dc_off.x += width - h_offset;
|
|
} else {
|
|
dc_off.y += width - h_offset;
|
|
}
|
|
}
|
|
TS->shaped_text_draw(dropcap_rid, p_canvas, dc_off + Vector2(0, TS->shaped_text_get_ascent(dropcap_rid) + dropcap_margins.size.y + dropcap_margins.position.y / 2), -1, -1, p_dc_color);
|
|
}
|
|
|
|
int lines_visible = (max_lines_visible >= 0) ? MIN(max_lines_visible, lines_rid.size()) : lines_rid.size();
|
|
|
|
for (int i = 0; i < lines_visible; i++) {
|
|
float l_width = width;
|
|
if (TS->shaped_text_get_orientation(lines_rid[i]) == TextServer::ORIENTATION_HORIZONTAL) {
|
|
ofs.x = p_pos.x;
|
|
ofs.y += TS->shaped_text_get_ascent(lines_rid[i]) + spacing_top;
|
|
if (i <= dropcap_lines) {
|
|
if (TS->shaped_text_get_direction(dropcap_rid) == TextServer::DIRECTION_LTR) {
|
|
ofs.x -= h_offset;
|
|
}
|
|
l_width -= h_offset;
|
|
}
|
|
} else {
|
|
ofs.y = p_pos.y;
|
|
ofs.x += TS->shaped_text_get_ascent(lines_rid[i]) + spacing_top;
|
|
if (i <= dropcap_lines) {
|
|
if (TS->shaped_text_get_direction(dropcap_rid) == TextServer::DIRECTION_LTR) {
|
|
ofs.x -= h_offset;
|
|
}
|
|
l_width -= h_offset;
|
|
}
|
|
}
|
|
float line_width = TS->shaped_text_get_width(lines_rid[i]);
|
|
if (width > 0) {
|
|
switch (align) {
|
|
case HALIGN_FILL:
|
|
if (TS->shaped_text_get_direction(lines_rid[i]) == TextServer::DIRECTION_RTL) {
|
|
if (TS->shaped_text_get_orientation(lines_rid[i]) == TextServer::ORIENTATION_HORIZONTAL) {
|
|
ofs.x += l_width - line_width;
|
|
} else {
|
|
ofs.y += l_width - line_width;
|
|
}
|
|
}
|
|
break;
|
|
case HALIGN_LEFT:
|
|
break;
|
|
case HALIGN_CENTER: {
|
|
if (TS->shaped_text_get_orientation(lines_rid[i]) == TextServer::ORIENTATION_HORIZONTAL) {
|
|
ofs.x += Math::floor((l_width - line_width) / 2.0);
|
|
} else {
|
|
ofs.y += Math::floor((l_width - line_width) / 2.0);
|
|
}
|
|
} break;
|
|
case HALIGN_RIGHT: {
|
|
if (TS->shaped_text_get_orientation(lines_rid[i]) == TextServer::ORIENTATION_HORIZONTAL) {
|
|
ofs.x += l_width - line_width;
|
|
} else {
|
|
ofs.y += l_width - line_width;
|
|
}
|
|
} break;
|
|
}
|
|
}
|
|
float clip_l;
|
|
if (TS->shaped_text_get_orientation(lines_rid[i]) == TextServer::ORIENTATION_HORIZONTAL) {
|
|
clip_l = MAX(0, p_pos.x - ofs.x);
|
|
} else {
|
|
clip_l = MAX(0, p_pos.y - ofs.y);
|
|
}
|
|
TS->shaped_text_draw(lines_rid[i], p_canvas, ofs, clip_l, clip_l + l_width, p_color);
|
|
if (TS->shaped_text_get_orientation(lines_rid[i]) == TextServer::ORIENTATION_HORIZONTAL) {
|
|
ofs.x = p_pos.x;
|
|
ofs.y += TS->shaped_text_get_descent(lines_rid[i]) + spacing_bottom;
|
|
} else {
|
|
ofs.y = p_pos.y;
|
|
ofs.x += TS->shaped_text_get_descent(lines_rid[i]) + spacing_bottom;
|
|
}
|
|
}
|
|
}
|
|
|
|
void TextParagraph::draw_outline(RID p_canvas, const Vector2 &p_pos, int p_outline_size, const Color &p_color, const Color &p_dc_color) const {
|
|
const_cast<TextParagraph *>(this)->_shape_lines();
|
|
Vector2 ofs = p_pos;
|
|
|
|
float h_offset = 0.f;
|
|
if (TS->shaped_text_get_orientation(dropcap_rid) == TextServer::ORIENTATION_HORIZONTAL) {
|
|
h_offset = TS->shaped_text_get_size(dropcap_rid).x + dropcap_margins.size.x + dropcap_margins.position.x;
|
|
} else {
|
|
h_offset = TS->shaped_text_get_size(dropcap_rid).y + dropcap_margins.size.y + dropcap_margins.position.y;
|
|
}
|
|
|
|
if (h_offset > 0) {
|
|
// Draw dropcap.
|
|
Vector2 dc_off = ofs;
|
|
if (TS->shaped_text_get_direction(dropcap_rid) == TextServer::DIRECTION_RTL) {
|
|
if (TS->shaped_text_get_orientation(dropcap_rid) == TextServer::ORIENTATION_HORIZONTAL) {
|
|
dc_off.x += width - h_offset;
|
|
} else {
|
|
dc_off.y += width - h_offset;
|
|
}
|
|
}
|
|
TS->shaped_text_draw_outline(dropcap_rid, p_canvas, dc_off + Vector2(dropcap_margins.position.x, TS->shaped_text_get_ascent(dropcap_rid) + dropcap_margins.position.y), -1, -1, p_outline_size, p_dc_color);
|
|
}
|
|
|
|
for (int i = 0; i < lines_rid.size(); i++) {
|
|
float l_width = width;
|
|
if (TS->shaped_text_get_orientation(lines_rid[i]) == TextServer::ORIENTATION_HORIZONTAL) {
|
|
ofs.x = p_pos.x;
|
|
ofs.y += TS->shaped_text_get_ascent(lines_rid[i]) + spacing_top;
|
|
if (i <= dropcap_lines) {
|
|
if (TS->shaped_text_get_direction(dropcap_rid) == TextServer::DIRECTION_LTR) {
|
|
ofs.x -= h_offset;
|
|
}
|
|
l_width -= h_offset;
|
|
}
|
|
} else {
|
|
ofs.y = p_pos.y;
|
|
ofs.x += TS->shaped_text_get_ascent(lines_rid[i]) + spacing_top;
|
|
if (i <= dropcap_lines) {
|
|
if (TS->shaped_text_get_direction(dropcap_rid) == TextServer::DIRECTION_LTR) {
|
|
ofs.x -= h_offset;
|
|
}
|
|
l_width -= h_offset;
|
|
}
|
|
}
|
|
float length = TS->shaped_text_get_width(lines_rid[i]);
|
|
if (width > 0) {
|
|
switch (align) {
|
|
case HALIGN_FILL:
|
|
if (TS->shaped_text_get_direction(lines_rid[i]) == TextServer::DIRECTION_RTL) {
|
|
if (TS->shaped_text_get_orientation(lines_rid[i]) == TextServer::ORIENTATION_HORIZONTAL) {
|
|
ofs.x += l_width - length;
|
|
} else {
|
|
ofs.y += l_width - length;
|
|
}
|
|
}
|
|
break;
|
|
case HALIGN_LEFT:
|
|
break;
|
|
case HALIGN_CENTER: {
|
|
if (TS->shaped_text_get_orientation(lines_rid[i]) == TextServer::ORIENTATION_HORIZONTAL) {
|
|
ofs.x += Math::floor((l_width - length) / 2.0);
|
|
} else {
|
|
ofs.y += Math::floor((l_width - length) / 2.0);
|
|
}
|
|
} break;
|
|
case HALIGN_RIGHT: {
|
|
if (TS->shaped_text_get_orientation(lines_rid[i]) == TextServer::ORIENTATION_HORIZONTAL) {
|
|
ofs.x += l_width - length;
|
|
} else {
|
|
ofs.y += l_width - length;
|
|
}
|
|
} break;
|
|
}
|
|
}
|
|
float clip_l;
|
|
if (TS->shaped_text_get_orientation(lines_rid[i]) == TextServer::ORIENTATION_HORIZONTAL) {
|
|
clip_l = MAX(0, p_pos.x - ofs.x);
|
|
} else {
|
|
clip_l = MAX(0, p_pos.y - ofs.y);
|
|
}
|
|
TS->shaped_text_draw_outline(lines_rid[i], p_canvas, ofs, clip_l, clip_l + l_width, p_outline_size, p_color);
|
|
if (TS->shaped_text_get_orientation(lines_rid[i]) == TextServer::ORIENTATION_HORIZONTAL) {
|
|
ofs.x = p_pos.x;
|
|
ofs.y += TS->shaped_text_get_descent(lines_rid[i]) + spacing_bottom;
|
|
} else {
|
|
ofs.y = p_pos.y;
|
|
ofs.x += TS->shaped_text_get_descent(lines_rid[i]) + spacing_bottom;
|
|
}
|
|
}
|
|
}
|
|
|
|
int TextParagraph::hit_test(const Point2 &p_coords) const {
|
|
const_cast<TextParagraph *>(this)->_shape_lines();
|
|
Vector2 ofs;
|
|
if (TS->shaped_text_get_orientation(rid) == TextServer::ORIENTATION_HORIZONTAL) {
|
|
if (ofs.y < 0) {
|
|
return 0;
|
|
}
|
|
} else {
|
|
if (ofs.x < 0) {
|
|
return 0;
|
|
}
|
|
}
|
|
for (int i = 0; i < lines_rid.size(); i++) {
|
|
if (TS->shaped_text_get_orientation(lines_rid[i]) == TextServer::ORIENTATION_HORIZONTAL) {
|
|
if ((p_coords.y >= ofs.y) && (p_coords.y <= ofs.y + TS->shaped_text_get_size(lines_rid[i]).y)) {
|
|
return TS->shaped_text_hit_test_position(lines_rid[i], p_coords.x);
|
|
}
|
|
ofs.y += TS->shaped_text_get_size(lines_rid[i]).y + spacing_bottom + spacing_top;
|
|
} else {
|
|
if ((p_coords.x >= ofs.x) && (p_coords.x <= ofs.x + TS->shaped_text_get_size(lines_rid[i]).x)) {
|
|
return TS->shaped_text_hit_test_position(lines_rid[i], p_coords.y);
|
|
}
|
|
ofs.y += TS->shaped_text_get_size(lines_rid[i]).x + spacing_bottom + spacing_top;
|
|
}
|
|
}
|
|
return TS->shaped_text_get_range(rid).y;
|
|
}
|
|
|
|
void TextParagraph::draw_dropcap(RID p_canvas, const Vector2 &p_pos, const Color &p_color) const {
|
|
Vector2 ofs = p_pos;
|
|
float h_offset = 0.f;
|
|
if (TS->shaped_text_get_orientation(dropcap_rid) == TextServer::ORIENTATION_HORIZONTAL) {
|
|
h_offset = TS->shaped_text_get_size(dropcap_rid).x + dropcap_margins.size.x + dropcap_margins.position.x;
|
|
} else {
|
|
h_offset = TS->shaped_text_get_size(dropcap_rid).y + dropcap_margins.size.y + dropcap_margins.position.y;
|
|
}
|
|
|
|
if (h_offset > 0) {
|
|
// Draw dropcap.
|
|
if (TS->shaped_text_get_direction(dropcap_rid) == TextServer::DIRECTION_RTL) {
|
|
if (TS->shaped_text_get_orientation(dropcap_rid) == TextServer::ORIENTATION_HORIZONTAL) {
|
|
ofs.x += width - h_offset;
|
|
} else {
|
|
ofs.y += width - h_offset;
|
|
}
|
|
}
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TS->shaped_text_draw(dropcap_rid, p_canvas, ofs + Vector2(dropcap_margins.position.x, TS->shaped_text_get_ascent(dropcap_rid) + dropcap_margins.position.y), -1, -1, p_color);
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}
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}
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|
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void TextParagraph::draw_dropcap_outline(RID p_canvas, const Vector2 &p_pos, int p_outline_size, const Color &p_color) const {
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Vector2 ofs = p_pos;
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float h_offset = 0.f;
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if (TS->shaped_text_get_orientation(dropcap_rid) == TextServer::ORIENTATION_HORIZONTAL) {
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h_offset = TS->shaped_text_get_size(dropcap_rid).x + dropcap_margins.size.x + dropcap_margins.position.x;
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} else {
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h_offset = TS->shaped_text_get_size(dropcap_rid).y + dropcap_margins.size.y + dropcap_margins.position.y;
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}
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|
|
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if (h_offset > 0) {
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// Draw dropcap.
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|
if (TS->shaped_text_get_direction(dropcap_rid) == TextServer::DIRECTION_RTL) {
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|
if (TS->shaped_text_get_orientation(dropcap_rid) == TextServer::ORIENTATION_HORIZONTAL) {
|
|
ofs.x += width - h_offset;
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|
} else {
|
|
ofs.y += width - h_offset;
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|
}
|
|
}
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TS->shaped_text_draw_outline(dropcap_rid, p_canvas, ofs + Vector2(dropcap_margins.position.x, TS->shaped_text_get_ascent(dropcap_rid) + dropcap_margins.position.y), -1, -1, p_outline_size, p_color);
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|
}
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|
}
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|
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void TextParagraph::draw_line(RID p_canvas, const Vector2 &p_pos, int p_line, const Color &p_color) const {
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|
const_cast<TextParagraph *>(this)->_shape_lines();
|
|
ERR_FAIL_COND(p_line < 0 || p_line >= lines_rid.size());
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|
|
|
Vector2 ofs = p_pos;
|
|
|
|
if (TS->shaped_text_get_orientation(lines_rid[p_line]) == TextServer::ORIENTATION_HORIZONTAL) {
|
|
ofs.y += TS->shaped_text_get_ascent(lines_rid[p_line]) + spacing_top;
|
|
} else {
|
|
ofs.x += TS->shaped_text_get_ascent(lines_rid[p_line]) + spacing_top;
|
|
}
|
|
return TS->shaped_text_draw(lines_rid[p_line], p_canvas, ofs, -1, -1, p_color);
|
|
}
|
|
|
|
void TextParagraph::draw_line_outline(RID p_canvas, const Vector2 &p_pos, int p_line, int p_outline_size, const Color &p_color) const {
|
|
const_cast<TextParagraph *>(this)->_shape_lines();
|
|
ERR_FAIL_COND(p_line < 0 || p_line >= lines_rid.size());
|
|
|
|
Vector2 ofs = p_pos;
|
|
if (TS->shaped_text_get_orientation(lines_rid[p_line]) == TextServer::ORIENTATION_HORIZONTAL) {
|
|
ofs.y += TS->shaped_text_get_ascent(lines_rid[p_line]) + spacing_top;
|
|
} else {
|
|
ofs.x += TS->shaped_text_get_ascent(lines_rid[p_line]) + spacing_top;
|
|
}
|
|
return TS->shaped_text_draw_outline(lines_rid[p_line], p_canvas, ofs, -1, -1, p_outline_size, p_color);
|
|
}
|
|
|
|
TextParagraph::TextParagraph(const String &p_text, const Ref<Font> &p_fonts, int p_size, const Dictionary &p_opentype_features, const String &p_language, float p_width, TextServer::Direction p_direction, TextServer::Orientation p_orientation) {
|
|
rid = TS->create_shaped_text(p_direction, p_orientation);
|
|
TS->shaped_text_add_string(rid, p_text, p_fonts->get_rids(), p_size, p_opentype_features, p_language);
|
|
spacing_top = p_fonts->get_spacing(Font::SPACING_TOP);
|
|
spacing_bottom = p_fonts->get_spacing(Font::SPACING_BOTTOM);
|
|
width = p_width;
|
|
}
|
|
|
|
TextParagraph::TextParagraph() {
|
|
rid = TS->create_shaped_text();
|
|
dropcap_rid = TS->create_shaped_text();
|
|
}
|
|
|
|
TextParagraph::~TextParagraph() {
|
|
for (int i = 0; i < lines_rid.size(); i++) {
|
|
TS->free(lines_rid[i]);
|
|
}
|
|
lines_rid.clear();
|
|
TS->free(rid);
|
|
TS->free(dropcap_rid);
|
|
}
|