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godot/scene/resources/font.cpp

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/*************************************************************************/
/* font.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 "font.h"
#include "core/core_string_names.h"
#include "core/io/image_loader.h"
#include "core/io/resource_loader.h"
#include "core/string/translation.h"
#include "core/templates/hash_map.h"
#include "core/templates/hashfuncs.h"
#include "scene/resources/text_line.h"
#include "scene/resources/text_paragraph.h"
#include "scene/resources/theme.h"
#include "scene/theme/theme_db.h"
/*************************************************************************/
/* Font */
/*************************************************************************/
void Font::_bind_methods() {
ClassDB::bind_method(D_METHOD("set_fallbacks", "fallbacks"), &Font::set_fallbacks);
ClassDB::bind_method(D_METHOD("get_fallbacks"), &Font::get_fallbacks);
// Output.
ClassDB::bind_method(D_METHOD("find_variation", "variation_coordinates", "face_index", "strength", "transform"), &Font::find_variation, DEFVAL(0), DEFVAL(0.0), DEFVAL(Transform2D()));
ClassDB::bind_method(D_METHOD("get_rids"), &Font::get_rids);
// Font metrics.
ClassDB::bind_method(D_METHOD("get_height", "font_size"), &Font::get_height, DEFVAL(DEFAULT_FONT_SIZE));
ClassDB::bind_method(D_METHOD("get_ascent", "font_size"), &Font::get_ascent, DEFVAL(DEFAULT_FONT_SIZE));
ClassDB::bind_method(D_METHOD("get_descent", "font_size"), &Font::get_descent, DEFVAL(DEFAULT_FONT_SIZE));
ClassDB::bind_method(D_METHOD("get_underline_position", "font_size"), &Font::get_underline_position, DEFVAL(DEFAULT_FONT_SIZE));
ClassDB::bind_method(D_METHOD("get_underline_thickness", "font_size"), &Font::get_underline_thickness, DEFVAL(DEFAULT_FONT_SIZE));
ClassDB::bind_method(D_METHOD("get_font_name"), &Font::get_font_name);
ClassDB::bind_method(D_METHOD("get_font_style_name"), &Font::get_font_style_name);
ClassDB::bind_method(D_METHOD("get_font_style"), &Font::get_font_style);
ClassDB::bind_method(D_METHOD("get_spacing", "spacing"), &Font::get_spacing);
ClassDB::bind_method(D_METHOD("get_opentype_features"), &Font::get_opentype_features);
// Drawing string.
ClassDB::bind_method(D_METHOD("set_cache_capacity", "single_line", "multi_line"), &Font::set_cache_capacity);
ClassDB::bind_method(D_METHOD("get_string_size", "text", "alignment", "width", "font_size", "jst_flags", "direction", "orientation"), &Font::get_string_size, DEFVAL(HORIZONTAL_ALIGNMENT_LEFT), DEFVAL(-1), DEFVAL(DEFAULT_FONT_SIZE), DEFVAL(TextServer::JUSTIFICATION_KASHIDA | TextServer::JUSTIFICATION_WORD_BOUND), DEFVAL(TextServer::DIRECTION_AUTO), DEFVAL(TextServer::ORIENTATION_HORIZONTAL));
ClassDB::bind_method(D_METHOD("get_multiline_string_size", "text", "alignment", "width", "font_size", "max_lines", "brk_flags", "jst_flags", "direction", "orientation"), &Font::get_multiline_string_size, DEFVAL(HORIZONTAL_ALIGNMENT_LEFT), DEFVAL(-1), DEFVAL(DEFAULT_FONT_SIZE), DEFVAL(-1), DEFVAL(TextServer::BREAK_MANDATORY | TextServer::BREAK_WORD_BOUND), DEFVAL(TextServer::JUSTIFICATION_KASHIDA | TextServer::JUSTIFICATION_WORD_BOUND), DEFVAL(TextServer::DIRECTION_AUTO), DEFVAL(TextServer::ORIENTATION_HORIZONTAL));
ClassDB::bind_method(D_METHOD("draw_string", "canvas_item", "pos", "text", "alignment", "width", "font_size", "modulate", "jst_flags", "direction", "orientation"), &Font::draw_string, DEFVAL(HORIZONTAL_ALIGNMENT_LEFT), DEFVAL(-1), DEFVAL(DEFAULT_FONT_SIZE), DEFVAL(Color(1.0, 1.0, 1.0)), DEFVAL(TextServer::JUSTIFICATION_KASHIDA | TextServer::JUSTIFICATION_WORD_BOUND), DEFVAL(TextServer::DIRECTION_AUTO), DEFVAL(TextServer::ORIENTATION_HORIZONTAL));
ClassDB::bind_method(D_METHOD("draw_multiline_string", "canvas_item", "pos", "text", "alignment", "width", "font_size", "max_lines", "modulate", "brk_flags", "jst_flags", "direction", "orientation"), &Font::draw_multiline_string, DEFVAL(HORIZONTAL_ALIGNMENT_LEFT), DEFVAL(-1), DEFVAL(DEFAULT_FONT_SIZE), DEFVAL(-1), DEFVAL(Color(1.0, 1.0, 1.0)), DEFVAL(TextServer::BREAK_MANDATORY | TextServer::BREAK_WORD_BOUND), DEFVAL(TextServer::JUSTIFICATION_KASHIDA | TextServer::JUSTIFICATION_WORD_BOUND), DEFVAL(TextServer::DIRECTION_AUTO), DEFVAL(TextServer::ORIENTATION_HORIZONTAL));
ClassDB::bind_method(D_METHOD("draw_string_outline", "canvas_item", "pos", "text", "alignment", "width", "font_size", "size", "modulate", "jst_flags", "direction", "orientation"), &Font::draw_string_outline, DEFVAL(HORIZONTAL_ALIGNMENT_LEFT), DEFVAL(-1), DEFVAL(DEFAULT_FONT_SIZE), DEFVAL(1), DEFVAL(Color(1.0, 1.0, 1.0)), DEFVAL(TextServer::JUSTIFICATION_KASHIDA | TextServer::JUSTIFICATION_WORD_BOUND), DEFVAL(TextServer::DIRECTION_AUTO), DEFVAL(TextServer::ORIENTATION_HORIZONTAL));
ClassDB::bind_method(D_METHOD("draw_multiline_string_outline", "canvas_item", "pos", "text", "alignment", "width", "font_size", "max_lines", "size", "modulate", "brk_flags", "jst_flags", "direction", "orientation"), &Font::draw_multiline_string_outline, DEFVAL(HORIZONTAL_ALIGNMENT_LEFT), DEFVAL(-1), DEFVAL(DEFAULT_FONT_SIZE), DEFVAL(-1), DEFVAL(1), DEFVAL(Color(1.0, 1.0, 1.0)), DEFVAL(TextServer::BREAK_MANDATORY | TextServer::BREAK_WORD_BOUND), DEFVAL(TextServer::JUSTIFICATION_KASHIDA | TextServer::JUSTIFICATION_WORD_BOUND), DEFVAL(TextServer::DIRECTION_AUTO), DEFVAL(TextServer::ORIENTATION_HORIZONTAL));
// Drawing char.
ClassDB::bind_method(D_METHOD("get_char_size", "char", "font_size"), &Font::get_char_size);
ClassDB::bind_method(D_METHOD("draw_char", "canvas_item", "pos", "char", "font_size", "modulate"), &Font::draw_char, DEFVAL(Color(1.0, 1.0, 1.0)));
ClassDB::bind_method(D_METHOD("draw_char_outline", "canvas_item", "pos", "char", "font_size", "size", "modulate"), &Font::draw_char_outline, DEFVAL(-1), DEFVAL(Color(1.0, 1.0, 1.0)));
// Helper functions.
ClassDB::bind_method(D_METHOD("has_char", "char"), &Font::has_char);
ClassDB::bind_method(D_METHOD("get_supported_chars"), &Font::get_supported_chars);
ClassDB::bind_method(D_METHOD("is_language_supported", "language"), &Font::is_language_supported);
ClassDB::bind_method(D_METHOD("is_script_supported", "script"), &Font::is_script_supported);
ClassDB::bind_method(D_METHOD("get_supported_feature_list"), &Font::get_supported_feature_list);
ClassDB::bind_method(D_METHOD("get_supported_variation_list"), &Font::get_supported_variation_list);
ClassDB::bind_method(D_METHOD("get_face_count"), &Font::get_face_count);
}
void Font::_update_rids_fb(const Ref<Font> &p_f, int p_depth) const {
ERR_FAIL_COND(p_depth > MAX_FALLBACK_DEPTH);
if (p_f.is_valid()) {
RID rid = p_f->_get_rid();
if (rid.is_valid()) {
rids.push_back(rid);
}
const TypedArray<Font> &_fallbacks = p_f->get_fallbacks();
for (int i = 0; i < _fallbacks.size(); i++) {
_update_rids_fb(_fallbacks[i], p_depth + 1);
}
}
}
void Font::_update_rids() const {
rids.clear();
_update_rids_fb(const_cast<Font *>(this), 0);
dirty_rids = false;
}
void Font::_invalidate_rids() {
rids.clear();
dirty_rids = true;
cache.clear();
cache_wrap.clear();
emit_changed();
}
bool Font::_is_cyclic(const Ref<Font> &p_f, int p_depth) const {
ERR_FAIL_COND_V(p_depth > MAX_FALLBACK_DEPTH, false);
if (p_f.is_null()) {
return false;
}
for (int i = 0; i < p_f->fallbacks.size(); i++) {
const Ref<Font> &f = p_f->fallbacks[i];
if (f == this) {
return true;
}
return _is_cyclic(f, p_depth + 1);
}
return false;
}
void Font::reset_state() {
_invalidate_rids();
}
// Fallbacks.
void Font::set_fallbacks(const TypedArray<Font> &p_fallbacks) {
ERR_FAIL_COND(_is_cyclic(this, 0));
for (int i = 0; i < fallbacks.size(); i++) {
Ref<Font> f = fallbacks[i];
if (f.is_valid()) {
f->disconnect(CoreStringNames::get_singleton()->changed, callable_mp(this, &Font::_invalidate_rids));
}
}
fallbacks = p_fallbacks;
for (int i = 0; i < fallbacks.size(); i++) {
Ref<Font> f = fallbacks[i];
if (f.is_valid()) {
f->connect(CoreStringNames::get_singleton()->changed, callable_mp(this, &Font::_invalidate_rids), CONNECT_REFERENCE_COUNTED);
}
}
_invalidate_rids();
}
TypedArray<Font> Font::get_fallbacks() const {
return fallbacks;
}
// Output.
TypedArray<RID> Font::get_rids() const {
if (dirty_rids) {
_update_rids();
}
return rids;
}
// Drawing string.
real_t Font::get_height(int p_font_size) const {
if (dirty_rids) {
_update_rids();
}
real_t ret = 0.f;
for (int i = 0; i < rids.size(); i++) {
ret = MAX(ret, TS->font_get_ascent(rids[i], p_font_size) + TS->font_get_descent(rids[i], p_font_size));
}
return ret + get_spacing(TextServer::SPACING_BOTTOM) + get_spacing(TextServer::SPACING_TOP);
}
real_t Font::get_ascent(int p_font_size) const {
if (dirty_rids) {
_update_rids();
}
real_t ret = 0.f;
for (int i = 0; i < rids.size(); i++) {
ret = MAX(ret, TS->font_get_ascent(rids[i], p_font_size));
}
return ret + get_spacing(TextServer::SPACING_TOP);
}
real_t Font::get_descent(int p_font_size) const {
if (dirty_rids) {
_update_rids();
}
real_t ret = 0.f;
for (int i = 0; i < rids.size(); i++) {
ret = MAX(ret, TS->font_get_descent(rids[i], p_font_size));
}
return ret + get_spacing(TextServer::SPACING_BOTTOM);
}
real_t Font::get_underline_position(int p_font_size) const {
if (dirty_rids) {
_update_rids();
}
real_t ret = 0.f;
for (int i = 0; i < rids.size(); i++) {
ret = MAX(ret, TS->font_get_underline_position(rids[i], p_font_size));
}
return ret + get_spacing(TextServer::SPACING_TOP);
}
real_t Font::get_underline_thickness(int p_font_size) const {
if (dirty_rids) {
_update_rids();
}
real_t ret = 0.f;
for (int i = 0; i < rids.size(); i++) {
ret = MAX(ret, TS->font_get_underline_thickness(rids[i], p_font_size));
}
return ret;
}
String Font::get_font_name() const {
return TS->font_get_name(_get_rid());
}
String Font::get_font_style_name() const {
return TS->font_get_style_name(_get_rid());
}
BitField<TextServer::FontStyle> Font::get_font_style() const {
return TS->font_get_style(_get_rid());
}
Dictionary Font::get_opentype_features() const {
return Dictionary();
}
// Drawing string.
void Font::set_cache_capacity(int p_single_line, int p_multi_line) {
cache.set_capacity(p_single_line);
cache_wrap.set_capacity(p_multi_line);
}
Size2 Font::get_string_size(const String &p_text, HorizontalAlignment p_alignment, float p_width, int p_font_size, BitField<TextServer::JustificationFlag> p_jst_flags, TextServer::Direction p_direction, TextServer::Orientation p_orientation) const {
uint64_t hash = p_text.hash64();
hash = hash_djb2_one_64(p_font_size, hash);
if (p_alignment == HORIZONTAL_ALIGNMENT_FILL) {
hash = hash_djb2_one_64(hash_murmur3_one_float(p_width), hash);
hash = hash_djb2_one_64(p_jst_flags.operator uint32_t(), hash);
}
hash = hash_djb2_one_64(p_direction, hash);
hash = hash_djb2_one_64(p_orientation, hash);
Ref<TextLine> buffer;
if (cache.has(hash)) {
buffer = cache.get(hash);
} else {
buffer.instantiate();
buffer->set_direction(p_direction);
buffer->set_orientation(p_orientation);
buffer->add_string(p_text, Ref<Font>(this), p_font_size);
if (p_alignment == HORIZONTAL_ALIGNMENT_FILL) {
buffer->set_horizontal_alignment(p_alignment);
buffer->set_width(p_width);
buffer->set_flags(p_jst_flags);
}
cache.insert(hash, buffer);
}
return buffer->get_size();
}
Size2 Font::get_multiline_string_size(const String &p_text, HorizontalAlignment p_alignment, float p_width, int p_font_size, int p_max_lines, BitField<TextServer::LineBreakFlag> p_brk_flags, BitField<TextServer::JustificationFlag> p_jst_flags, TextServer::Direction p_direction, TextServer::Orientation p_orientation) const {
uint64_t hash = p_text.hash64();
hash = hash_djb2_one_64(p_font_size, hash);
hash = hash_djb2_one_64(hash_murmur3_one_float(p_width), hash);
hash = hash_djb2_one_64(p_brk_flags.operator uint32_t(), hash);
hash = hash_djb2_one_64(p_jst_flags.operator uint32_t(), hash);
hash = hash_djb2_one_64(p_direction, hash);
hash = hash_djb2_one_64(p_orientation, hash);
Ref<TextParagraph> lines_buffer;
if (cache_wrap.has(hash)) {
lines_buffer = cache_wrap.get(hash);
} else {
lines_buffer.instantiate();
lines_buffer->set_direction(p_direction);
lines_buffer->set_orientation(p_orientation);
lines_buffer->add_string(p_text, Ref<Font>(this), p_font_size);
lines_buffer->set_width(p_width);
lines_buffer->set_break_flags(p_brk_flags);
lines_buffer->set_justification_flags(p_jst_flags);
cache_wrap.insert(hash, lines_buffer);
}
lines_buffer->set_alignment(p_alignment);
lines_buffer->set_max_lines_visible(p_max_lines);
return lines_buffer->get_size();
}
void Font::draw_string(RID p_canvas_item, const Point2 &p_pos, const String &p_text, HorizontalAlignment p_alignment, float p_width, int p_font_size, const Color &p_modulate, BitField<TextServer::JustificationFlag> p_jst_flags, TextServer::Direction p_direction, TextServer::Orientation p_orientation) const {
uint64_t hash = p_text.hash64();
hash = hash_djb2_one_64(p_font_size, hash);
if (p_alignment == HORIZONTAL_ALIGNMENT_FILL) {
hash = hash_djb2_one_64(hash_murmur3_one_float(p_width), hash);
hash = hash_djb2_one_64(p_jst_flags.operator uint32_t(), hash);
}
hash = hash_djb2_one_64(p_direction, hash);
hash = hash_djb2_one_64(p_orientation, hash);
Ref<TextLine> buffer;
if (cache.has(hash)) {
buffer = cache.get(hash);
} else {
buffer.instantiate();
buffer->set_direction(p_direction);
buffer->set_orientation(p_orientation);
buffer->add_string(p_text, Ref<Font>(this), p_font_size);
cache.insert(hash, buffer);
}
Vector2 ofs = p_pos;
if (p_orientation == TextServer::ORIENTATION_HORIZONTAL) {
ofs.y -= buffer->get_line_ascent();
} else {
ofs.x -= buffer->get_line_ascent();
}
buffer->set_width(p_width);
buffer->set_horizontal_alignment(p_alignment);
if (p_alignment == HORIZONTAL_ALIGNMENT_FILL) {
buffer->set_flags(p_jst_flags);
}
buffer->draw(p_canvas_item, ofs, p_modulate);
}
void Font::draw_multiline_string(RID p_canvas_item, const Point2 &p_pos, const String &p_text, HorizontalAlignment p_alignment, float p_width, int p_font_size, int p_max_lines, const Color &p_modulate, BitField<TextServer::LineBreakFlag> p_brk_flags, BitField<TextServer::JustificationFlag> p_jst_flags, TextServer::Direction p_direction, TextServer::Orientation p_orientation) const {
uint64_t hash = p_text.hash64();
hash = hash_djb2_one_64(p_font_size, hash);
hash = hash_djb2_one_64(hash_murmur3_one_float(p_width), hash);
hash = hash_djb2_one_64(p_brk_flags.operator uint32_t(), hash);
hash = hash_djb2_one_64(p_jst_flags.operator uint32_t(), hash);
hash = hash_djb2_one_64(p_direction, hash);
hash = hash_djb2_one_64(p_orientation, hash);
Ref<TextParagraph> lines_buffer;
if (cache_wrap.has(hash)) {
lines_buffer = cache_wrap.get(hash);
} else {
lines_buffer.instantiate();
lines_buffer->set_direction(p_direction);
lines_buffer->set_orientation(p_orientation);
lines_buffer->add_string(p_text, Ref<Font>(this), p_font_size);
lines_buffer->set_width(p_width);
lines_buffer->set_break_flags(p_brk_flags);
lines_buffer->set_justification_flags(p_jst_flags);
cache_wrap.insert(hash, lines_buffer);
}
Vector2 ofs = p_pos;
if (p_orientation == TextServer::ORIENTATION_HORIZONTAL) {
ofs.y -= lines_buffer->get_line_ascent(0);
} else {
ofs.x -= lines_buffer->get_line_ascent(0);
}
lines_buffer->set_alignment(p_alignment);
lines_buffer->set_max_lines_visible(p_max_lines);
lines_buffer->draw(p_canvas_item, ofs, p_modulate);
}
void Font::draw_string_outline(RID p_canvas_item, const Point2 &p_pos, const String &p_text, HorizontalAlignment p_alignment, float p_width, int p_font_size, int p_size, const Color &p_modulate, BitField<TextServer::JustificationFlag> p_jst_flags, TextServer::Direction p_direction, TextServer::Orientation p_orientation) const {
uint64_t hash = p_text.hash64();
hash = hash_djb2_one_64(p_font_size, hash);
if (p_alignment == HORIZONTAL_ALIGNMENT_FILL) {
hash = hash_djb2_one_64(hash_murmur3_one_float(p_width), hash);
hash = hash_djb2_one_64(p_jst_flags.operator uint32_t(), hash);
}
hash = hash_djb2_one_64(p_direction, hash);
hash = hash_djb2_one_64(p_orientation, hash);
Ref<TextLine> buffer;
if (cache.has(hash)) {
buffer = cache.get(hash);
} else {
buffer.instantiate();
buffer->set_direction(p_direction);
buffer->set_orientation(p_orientation);
buffer->add_string(p_text, Ref<Font>(this), p_font_size);
cache.insert(hash, buffer);
}
Vector2 ofs = p_pos;
if (p_orientation == TextServer::ORIENTATION_HORIZONTAL) {
ofs.y -= buffer->get_line_ascent();
} else {
ofs.x -= buffer->get_line_ascent();
}
buffer->set_width(p_width);
buffer->set_horizontal_alignment(p_alignment);
if (p_alignment == HORIZONTAL_ALIGNMENT_FILL) {
buffer->set_flags(p_jst_flags);
}
buffer->draw_outline(p_canvas_item, ofs, p_size, p_modulate);
}
void Font::draw_multiline_string_outline(RID p_canvas_item, const Point2 &p_pos, const String &p_text, HorizontalAlignment p_alignment, float p_width, int p_font_size, int p_max_lines, int p_size, const Color &p_modulate, BitField<TextServer::LineBreakFlag> p_brk_flags, BitField<TextServer::JustificationFlag> p_jst_flags, TextServer::Direction p_direction, TextServer::Orientation p_orientation) const {
uint64_t hash = p_text.hash64();
hash = hash_djb2_one_64(p_font_size, hash);
hash = hash_djb2_one_64(hash_murmur3_one_float(p_width), hash);
hash = hash_djb2_one_64(p_brk_flags.operator uint32_t(), hash);
hash = hash_djb2_one_64(p_jst_flags.operator uint32_t(), hash);
hash = hash_djb2_one_64(p_direction, hash);
hash = hash_djb2_one_64(p_orientation, hash);
Ref<TextParagraph> lines_buffer;
if (cache_wrap.has(hash)) {
lines_buffer = cache_wrap.get(hash);
} else {
lines_buffer.instantiate();
lines_buffer->set_direction(p_direction);
lines_buffer->set_orientation(p_orientation);
lines_buffer->add_string(p_text, Ref<Font>(this), p_font_size);
lines_buffer->set_width(p_width);
lines_buffer->set_break_flags(p_brk_flags);
lines_buffer->set_justification_flags(p_jst_flags);
cache_wrap.insert(hash, lines_buffer);
}
Vector2 ofs = p_pos;
if (p_orientation == TextServer::ORIENTATION_HORIZONTAL) {
ofs.y -= lines_buffer->get_line_ascent(0);
} else {
ofs.x -= lines_buffer->get_line_ascent(0);
}
lines_buffer->set_alignment(p_alignment);
lines_buffer->set_max_lines_visible(p_max_lines);
lines_buffer->draw_outline(p_canvas_item, ofs, p_size, p_modulate);
}
// Drawing char.
Size2 Font::get_char_size(char32_t p_char, int p_font_size) const {
if (dirty_rids) {
_update_rids();
}
for (int i = 0; i < rids.size(); i++) {
if (TS->font_has_char(rids[i], p_char)) {
int32_t glyph = TS->font_get_glyph_index(rids[i], p_font_size, p_char, 0);
return Size2(TS->font_get_glyph_advance(rids[i], p_font_size, glyph).x, get_height(p_font_size));
}
}
return Size2();
}
real_t Font::draw_char(RID p_canvas_item, const Point2 &p_pos, char32_t p_char, int p_font_size, const Color &p_modulate) const {
if (dirty_rids) {
_update_rids();
}
for (int i = 0; i < rids.size(); i++) {
if (TS->font_has_char(rids[i], p_char)) {
int32_t glyph = TS->font_get_glyph_index(rids[i], p_font_size, p_char, 0);
TS->font_draw_glyph(rids[i], p_canvas_item, p_font_size, p_pos, glyph, p_modulate);
return TS->font_get_glyph_advance(rids[i], p_font_size, glyph).x;
}
}
return 0.f;
}
real_t Font::draw_char_outline(RID p_canvas_item, const Point2 &p_pos, char32_t p_char, int p_font_size, int p_size, const Color &p_modulate) const {
if (dirty_rids) {
_update_rids();
}
for (int i = 0; i < rids.size(); i++) {
if (TS->font_has_char(rids[i], p_char)) {
int32_t glyph = TS->font_get_glyph_index(rids[i], p_font_size, p_char, 0);
TS->font_draw_glyph_outline(rids[i], p_canvas_item, p_font_size, p_size, p_pos, glyph, p_modulate);
return TS->font_get_glyph_advance(rids[i], p_font_size, glyph).x;
}
}
return 0.f;
}
// Helper functions.
bool Font::has_char(char32_t p_char) const {
if (dirty_rids) {
_update_rids();
}
for (int i = 0; i < rids.size(); i++) {
if (TS->font_has_char(rids[i], p_char)) {
return true;
}
}
return false;
}
String Font::get_supported_chars() const {
if (dirty_rids) {
_update_rids();
}
String chars;
for (int i = 0; i < rids.size(); i++) {
String data_chars = TS->font_get_supported_chars(rids[i]);
for (int j = 0; j < data_chars.length(); j++) {
if (chars.find_char(data_chars[j]) == -1) {
chars += data_chars[j];
}
}
}
return chars;
}
bool Font::is_language_supported(const String &p_language) const {
return TS->font_is_language_supported(_get_rid(), p_language);
}
bool Font::is_script_supported(const String &p_script) const {
return TS->font_is_script_supported(_get_rid(), p_script);
}
Dictionary Font::get_supported_feature_list() const {
return TS->font_supported_feature_list(_get_rid());
}
Dictionary Font::get_supported_variation_list() const {
return TS->font_supported_variation_list(_get_rid());
}
int64_t Font::get_face_count() const {
return TS->font_get_face_count(_get_rid());
}
Font::Font() {
cache.set_capacity(64);
cache_wrap.set_capacity(16);
}
Font::~Font() {
}
/*************************************************************************/
/* FontFile */
/*************************************************************************/
_FORCE_INLINE_ void FontFile::_clear_cache() {
for (int i = 0; i < cache.size(); i++) {
if (cache[i].is_valid()) {
TS->free_rid(cache[i]);
cache.write[i] = RID();
}
}
}
_FORCE_INLINE_ void FontFile::_ensure_rid(int p_cache_index) const {
if (unlikely(p_cache_index >= cache.size())) {
cache.resize(p_cache_index + 1);
}
if (unlikely(!cache[p_cache_index].is_valid())) {
cache.write[p_cache_index] = TS->create_font();
TS->font_set_data_ptr(cache[p_cache_index], data_ptr, data_size);
TS->font_set_antialiasing(cache[p_cache_index], antialiasing);
TS->font_set_generate_mipmaps(cache[p_cache_index], mipmaps);
TS->font_set_multichannel_signed_distance_field(cache[p_cache_index], msdf);
TS->font_set_msdf_pixel_range(cache[p_cache_index], msdf_pixel_range);
TS->font_set_msdf_size(cache[p_cache_index], msdf_size);
TS->font_set_fixed_size(cache[p_cache_index], fixed_size);
TS->font_set_force_autohinter(cache[p_cache_index], force_autohinter);
TS->font_set_hinting(cache[p_cache_index], hinting);
TS->font_set_subpixel_positioning(cache[p_cache_index], subpixel_positioning);
TS->font_set_oversampling(cache[p_cache_index], oversampling);
}
}
void FontFile::_convert_packed_8bit(Ref<Image> &p_source, int p_page, int p_sz) {
int w = p_source->get_width();
int h = p_source->get_height();
PackedByteArray imgdata = p_source->get_data();
const uint8_t *r = imgdata.ptr();
PackedByteArray imgdata_r;
imgdata_r.resize(w * h * 2);
uint8_t *wr = imgdata_r.ptrw();
PackedByteArray imgdata_g;
imgdata_g.resize(w * h * 2);
uint8_t *wg = imgdata_g.ptrw();
PackedByteArray imgdata_b;
imgdata_b.resize(w * h * 2);
uint8_t *wb = imgdata_b.ptrw();
PackedByteArray imgdata_a;
imgdata_a.resize(w * h * 2);
uint8_t *wa = imgdata_a.ptrw();
for (int i = 0; i < h; i++) {
for (int j = 0; j < w; j++) {
int ofs_src = (i * w + j) * 4;
int ofs_dst = (i * w + j) * 2;
wr[ofs_dst + 0] = 255;
wr[ofs_dst + 1] = r[ofs_src + 0];
wg[ofs_dst + 0] = 255;
wg[ofs_dst + 1] = r[ofs_src + 1];
wb[ofs_dst + 0] = 255;
wb[ofs_dst + 1] = r[ofs_src + 2];
wa[ofs_dst + 0] = 255;
wa[ofs_dst + 1] = r[ofs_src + 3];
}
}
Ref<Image> img_r = memnew(Image(w, h, 0, Image::FORMAT_LA8, imgdata_r));
set_texture_image(0, Vector2i(p_sz, 0), p_page * 4 + 0, img_r);
Ref<Image> img_g = memnew(Image(w, h, 0, Image::FORMAT_LA8, imgdata_g));
set_texture_image(0, Vector2i(p_sz, 0), p_page * 4 + 1, img_g);
Ref<Image> img_b = memnew(Image(w, h, 0, Image::FORMAT_LA8, imgdata_b));
set_texture_image(0, Vector2i(p_sz, 0), p_page * 4 + 2, img_b);
Ref<Image> img_a = memnew(Image(w, h, 0, Image::FORMAT_LA8, imgdata_a));
set_texture_image(0, Vector2i(p_sz, 0), p_page * 4 + 3, img_a);
}
void FontFile::_convert_packed_4bit(Ref<Image> &p_source, int p_page, int p_sz) {
int w = p_source->get_width();
int h = p_source->get_height();
PackedByteArray imgdata = p_source->get_data();
const uint8_t *r = imgdata.ptr();
PackedByteArray imgdata_r;
imgdata_r.resize(w * h * 2);
uint8_t *wr = imgdata_r.ptrw();
PackedByteArray imgdata_g;
imgdata_g.resize(w * h * 2);
uint8_t *wg = imgdata_g.ptrw();
PackedByteArray imgdata_b;
imgdata_b.resize(w * h * 2);
uint8_t *wb = imgdata_b.ptrw();
PackedByteArray imgdata_a;
imgdata_a.resize(w * h * 2);
uint8_t *wa = imgdata_a.ptrw();
PackedByteArray imgdata_ro;
imgdata_ro.resize(w * h * 2);
uint8_t *wro = imgdata_ro.ptrw();
PackedByteArray imgdata_go;
imgdata_go.resize(w * h * 2);
uint8_t *wgo = imgdata_go.ptrw();
PackedByteArray imgdata_bo;
imgdata_bo.resize(w * h * 2);
uint8_t *wbo = imgdata_bo.ptrw();
PackedByteArray imgdata_ao;
imgdata_ao.resize(w * h * 2);
uint8_t *wao = imgdata_ao.ptrw();
for (int i = 0; i < h; i++) {
for (int j = 0; j < w; j++) {
int ofs_src = (i * w + j) * 4;
int ofs_dst = (i * w + j) * 2;
wr[ofs_dst + 0] = 255;
wro[ofs_dst + 0] = 255;
if (r[ofs_src + 0] > 0x0F) {
wr[ofs_dst + 1] = (r[ofs_src + 0] - 0x0F) * 2;
wro[ofs_dst + 1] = 0;
} else {
wr[ofs_dst + 1] = 0;
wro[ofs_dst + 1] = r[ofs_src + 0] * 2;
}
wg[ofs_dst + 0] = 255;
wgo[ofs_dst + 0] = 255;
if (r[ofs_src + 1] > 0x0F) {
wg[ofs_dst + 1] = (r[ofs_src + 1] - 0x0F) * 2;
wgo[ofs_dst + 1] = 0;
} else {
wg[ofs_dst + 1] = 0;
wgo[ofs_dst + 1] = r[ofs_src + 1] * 2;
}
wb[ofs_dst + 0] = 255;
wbo[ofs_dst + 0] = 255;
if (r[ofs_src + 2] > 0x0F) {
wb[ofs_dst + 1] = (r[ofs_src + 2] - 0x0F) * 2;
wbo[ofs_dst + 1] = 0;
} else {
wb[ofs_dst + 1] = 0;
wbo[ofs_dst + 1] = r[ofs_src + 2] * 2;
}
wa[ofs_dst + 0] = 255;
wao[ofs_dst + 0] = 255;
if (r[ofs_src + 3] > 0x0F) {
wa[ofs_dst + 1] = (r[ofs_src + 3] - 0x0F) * 2;
wao[ofs_dst + 1] = 0;
} else {
wa[ofs_dst + 1] = 0;
wao[ofs_dst + 1] = r[ofs_src + 3] * 2;
}
}
}
Ref<Image> img_r = memnew(Image(w, h, 0, Image::FORMAT_LA8, imgdata_r));
set_texture_image(0, Vector2i(p_sz, 0), p_page * 4 + 0, img_r);
Ref<Image> img_g = memnew(Image(w, h, 0, Image::FORMAT_LA8, imgdata_g));
set_texture_image(0, Vector2i(p_sz, 0), p_page * 4 + 1, img_g);
Ref<Image> img_b = memnew(Image(w, h, 0, Image::FORMAT_LA8, imgdata_b));
set_texture_image(0, Vector2i(p_sz, 0), p_page * 4 + 2, img_b);
Ref<Image> img_a = memnew(Image(w, h, 0, Image::FORMAT_LA8, imgdata_a));
set_texture_image(0, Vector2i(p_sz, 0), p_page * 4 + 3, img_a);
Ref<Image> img_ro = memnew(Image(w, h, 0, Image::FORMAT_LA8, imgdata_ro));
set_texture_image(0, Vector2i(p_sz, 1), p_page * 4 + 0, img_ro);
Ref<Image> img_go = memnew(Image(w, h, 0, Image::FORMAT_LA8, imgdata_go));
set_texture_image(0, Vector2i(p_sz, 1), p_page * 4 + 1, img_go);
Ref<Image> img_bo = memnew(Image(w, h, 0, Image::FORMAT_LA8, imgdata_bo));
set_texture_image(0, Vector2i(p_sz, 1), p_page * 4 + 2, img_bo);
Ref<Image> img_ao = memnew(Image(w, h, 0, Image::FORMAT_LA8, imgdata_ao));
set_texture_image(0, Vector2i(p_sz, 1), p_page * 4 + 3, img_ao);
}
void FontFile::_convert_rgba_4bit(Ref<Image> &p_source, int p_page, int p_sz) {
int w = p_source->get_width();
int h = p_source->get_height();
PackedByteArray imgdata = p_source->get_data();
const uint8_t *r = imgdata.ptr();
PackedByteArray imgdata_g;
imgdata_g.resize(w * h * 4);
uint8_t *wg = imgdata_g.ptrw();
PackedByteArray imgdata_o;
imgdata_o.resize(w * h * 4);
uint8_t *wo = imgdata_o.ptrw();
for (int i = 0; i < h; i++) {
for (int j = 0; j < w; j++) {
int ofs = (i * w + j) * 4;
if (r[ofs + 0] > 0x7F) {
wg[ofs + 0] = r[ofs + 0];
wo[ofs + 0] = 0;
} else {
wg[ofs + 0] = 0;
wo[ofs + 0] = r[ofs + 0] * 2;
}
if (r[ofs + 1] > 0x7F) {
wg[ofs + 1] = r[ofs + 1];
wo[ofs + 1] = 0;
} else {
wg[ofs + 1] = 0;
wo[ofs + 1] = r[ofs + 1] * 2;
}
if (r[ofs + 2] > 0x7F) {
wg[ofs + 2] = r[ofs + 2];
wo[ofs + 2] = 0;
} else {
wg[ofs + 2] = 0;
wo[ofs + 2] = r[ofs + 2] * 2;
}
if (r[ofs + 3] > 0x7F) {
wg[ofs + 3] = r[ofs + 3];
wo[ofs + 3] = 0;
} else {
wg[ofs + 3] = 0;
wo[ofs + 3] = r[ofs + 3] * 2;
}
}
}
Ref<Image> img_g = memnew(Image(w, h, 0, Image::FORMAT_RGBA8, imgdata_g));
set_texture_image(0, Vector2i(p_sz, 0), p_page, img_g);
Ref<Image> img_o = memnew(Image(w, h, 0, Image::FORMAT_RGBA8, imgdata_o));
set_texture_image(0, Vector2i(p_sz, 1), p_page, img_o);
}
void FontFile::_convert_mono_8bit(Ref<Image> &p_source, int p_page, int p_ch, int p_sz, int p_ol) {
int w = p_source->get_width();
int h = p_source->get_height();
PackedByteArray imgdata = p_source->get_data();
const uint8_t *r = imgdata.ptr();
int size = 4;
if (p_source->get_format() == Image::FORMAT_L8) {
size = 1;
p_ch = 0;
}
PackedByteArray imgdata_g;
imgdata_g.resize(w * h * 2);
uint8_t *wg = imgdata_g.ptrw();
for (int i = 0; i < h; i++) {
for (int j = 0; j < w; j++) {
int ofs_src = (i * w + j) * size;
int ofs_dst = (i * w + j) * 2;
wg[ofs_dst + 0] = 255;
wg[ofs_dst + 1] = r[ofs_src + p_ch];
}
}
Ref<Image> img_g = memnew(Image(w, h, 0, Image::FORMAT_LA8, imgdata_g));
set_texture_image(0, Vector2i(p_sz, p_ol), p_page, img_g);
}
void FontFile::_convert_mono_4bit(Ref<Image> &p_source, int p_page, int p_ch, int p_sz, int p_ol) {
int w = p_source->get_width();
int h = p_source->get_height();
PackedByteArray imgdata = p_source->get_data();
const uint8_t *r = imgdata.ptr();
int size = 4;
if (p_source->get_format() == Image::FORMAT_L8) {
size = 1;
p_ch = 0;
}
PackedByteArray imgdata_g;
imgdata_g.resize(w * h * 2);
uint8_t *wg = imgdata_g.ptrw();
PackedByteArray imgdata_o;
imgdata_o.resize(w * h * 2);
uint8_t *wo = imgdata_o.ptrw();
for (int i = 0; i < h; i++) {
for (int j = 0; j < w; j++) {
int ofs_src = (i * w + j) * size;
int ofs_dst = (i * w + j) * 2;
wg[ofs_dst + 0] = 255;
wo[ofs_dst + 0] = 255;
if (r[ofs_src + p_ch] > 0x7F) {
wg[ofs_dst + 1] = r[ofs_src + p_ch];
wo[ofs_dst + 1] = 0;
} else {
wg[ofs_dst + 1] = 0;
wo[ofs_dst + 1] = r[ofs_src + p_ch] * 2;
}
}
}
Ref<Image> img_g = memnew(Image(w, h, 0, Image::FORMAT_LA8, imgdata_g));
set_texture_image(0, Vector2i(p_sz, 0), p_page, img_g);
Ref<Image> img_o = memnew(Image(w, h, 0, Image::FORMAT_LA8, imgdata_o));
set_texture_image(0, Vector2i(p_sz, p_ol), p_page, img_o);
}
void FontFile::_bind_methods() {
ClassDB::bind_method(D_METHOD("load_bitmap_font", "path"), &FontFile::load_bitmap_font);
ClassDB::bind_method(D_METHOD("load_dynamic_font", "path"), &FontFile::load_dynamic_font);
ClassDB::bind_method(D_METHOD("set_data", "data"), &FontFile::set_data);
ClassDB::bind_method(D_METHOD("get_data"), &FontFile::get_data);
ClassDB::bind_method(D_METHOD("set_font_name", "name"), &FontFile::set_font_name);
ClassDB::bind_method(D_METHOD("set_font_style_name", "name"), &FontFile::set_font_style_name);
ClassDB::bind_method(D_METHOD("set_font_style", "style"), &FontFile::set_font_style);
ClassDB::bind_method(D_METHOD("set_antialiasing", "antialiasing"), &FontFile::set_antialiasing);
ClassDB::bind_method(D_METHOD("get_antialiasing"), &FontFile::get_antialiasing);
ClassDB::bind_method(D_METHOD("set_generate_mipmaps", "generate_mipmaps"), &FontFile::set_generate_mipmaps);
ClassDB::bind_method(D_METHOD("get_generate_mipmaps"), &FontFile::get_generate_mipmaps);
ClassDB::bind_method(D_METHOD("set_multichannel_signed_distance_field", "msdf"), &FontFile::set_multichannel_signed_distance_field);
ClassDB::bind_method(D_METHOD("is_multichannel_signed_distance_field"), &FontFile::is_multichannel_signed_distance_field);
ClassDB::bind_method(D_METHOD("set_msdf_pixel_range", "msdf_pixel_range"), &FontFile::set_msdf_pixel_range);
ClassDB::bind_method(D_METHOD("get_msdf_pixel_range"), &FontFile::get_msdf_pixel_range);
ClassDB::bind_method(D_METHOD("set_msdf_size", "msdf_size"), &FontFile::set_msdf_size);
ClassDB::bind_method(D_METHOD("get_msdf_size"), &FontFile::get_msdf_size);
ClassDB::bind_method(D_METHOD("set_fixed_size", "fixed_size"), &FontFile::set_fixed_size);
ClassDB::bind_method(D_METHOD("get_fixed_size"), &FontFile::get_fixed_size);
ClassDB::bind_method(D_METHOD("set_force_autohinter", "force_autohinter"), &FontFile::set_force_autohinter);
ClassDB::bind_method(D_METHOD("is_force_autohinter"), &FontFile::is_force_autohinter);
ClassDB::bind_method(D_METHOD("set_hinting", "hinting"), &FontFile::set_hinting);
ClassDB::bind_method(D_METHOD("get_hinting"), &FontFile::get_hinting);
ClassDB::bind_method(D_METHOD("set_subpixel_positioning", "subpixel_positioning"), &FontFile::set_subpixel_positioning);
ClassDB::bind_method(D_METHOD("get_subpixel_positioning"), &FontFile::get_subpixel_positioning);
ClassDB::bind_method(D_METHOD("set_oversampling", "oversampling"), &FontFile::set_oversampling);
ClassDB::bind_method(D_METHOD("get_oversampling"), &FontFile::get_oversampling);
ClassDB::bind_method(D_METHOD("get_cache_count"), &FontFile::get_cache_count);
ClassDB::bind_method(D_METHOD("clear_cache"), &FontFile::clear_cache);
ClassDB::bind_method(D_METHOD("remove_cache", "cache_index"), &FontFile::remove_cache);
ClassDB::bind_method(D_METHOD("get_size_cache_list", "cache_index"), &FontFile::get_size_cache_list);
ClassDB::bind_method(D_METHOD("clear_size_cache", "cache_index"), &FontFile::clear_size_cache);
ClassDB::bind_method(D_METHOD("remove_size_cache", "cache_index", "size"), &FontFile::remove_size_cache);
ClassDB::bind_method(D_METHOD("set_variation_coordinates", "cache_index", "variation_coordinates"), &FontFile::set_variation_coordinates);
ClassDB::bind_method(D_METHOD("get_variation_coordinates", "cache_index"), &FontFile::get_variation_coordinates);
ClassDB::bind_method(D_METHOD("set_embolden", "cache_index", "strength"), &FontFile::set_embolden);
ClassDB::bind_method(D_METHOD("get_embolden", "cache_index"), &FontFile::get_embolden);
ClassDB::bind_method(D_METHOD("set_transform", "cache_index", "transform"), &FontFile::set_transform);
ClassDB::bind_method(D_METHOD("get_transform", "cache_index"), &FontFile::get_transform);
ClassDB::bind_method(D_METHOD("set_face_index", "cache_index", "face_index"), &FontFile::set_face_index);
ClassDB::bind_method(D_METHOD("get_face_index", "cache_index"), &FontFile::get_face_index);
ClassDB::bind_method(D_METHOD("set_cache_ascent", "cache_index", "size", "ascent"), &FontFile::set_cache_ascent);
ClassDB::bind_method(D_METHOD("get_cache_ascent", "cache_index", "size"), &FontFile::get_cache_ascent);
ClassDB::bind_method(D_METHOD("set_cache_descent", "cache_index", "size", "descent"), &FontFile::set_cache_descent);
ClassDB::bind_method(D_METHOD("get_cache_descent", "cache_index", "size"), &FontFile::get_cache_descent);
ClassDB::bind_method(D_METHOD("set_cache_underline_position", "cache_index", "size", "underline_position"), &FontFile::set_cache_underline_position);
ClassDB::bind_method(D_METHOD("get_cache_underline_position", "cache_index", "size"), &FontFile::get_cache_underline_position);
ClassDB::bind_method(D_METHOD("set_cache_underline_thickness", "cache_index", "size", "underline_thickness"), &FontFile::set_cache_underline_thickness);
ClassDB::bind_method(D_METHOD("get_cache_underline_thickness", "cache_index", "size"), &FontFile::get_cache_underline_thickness);
ClassDB::bind_method(D_METHOD("set_cache_scale", "cache_index", "size", "scale"), &FontFile::set_cache_scale);
ClassDB::bind_method(D_METHOD("get_cache_scale", "cache_index", "size"), &FontFile::get_cache_scale);
ClassDB::bind_method(D_METHOD("get_texture_count", "cache_index", "size"), &FontFile::get_texture_count);
ClassDB::bind_method(D_METHOD("clear_textures", "cache_index", "size"), &FontFile::clear_textures);
ClassDB::bind_method(D_METHOD("remove_texture", "cache_index", "size", "texture_index"), &FontFile::remove_texture);
ClassDB::bind_method(D_METHOD("set_texture_image", "cache_index", "size", "texture_index", "image"), &FontFile::set_texture_image);
ClassDB::bind_method(D_METHOD("get_texture_image", "cache_index", "size", "texture_index"), &FontFile::get_texture_image);
ClassDB::bind_method(D_METHOD("set_texture_offsets", "cache_index", "size", "texture_index", "offset"), &FontFile::set_texture_offsets);
ClassDB::bind_method(D_METHOD("get_texture_offsets", "cache_index", "size", "texture_index"), &FontFile::get_texture_offsets);
ClassDB::bind_method(D_METHOD("get_glyph_list", "cache_index", "size"), &FontFile::get_glyph_list);
ClassDB::bind_method(D_METHOD("clear_glyphs", "cache_index", "size"), &FontFile::clear_glyphs);
ClassDB::bind_method(D_METHOD("remove_glyph", "cache_index", "size", "glyph"), &FontFile::remove_glyph);
ClassDB::bind_method(D_METHOD("set_glyph_advance", "cache_index", "size", "glyph", "advance"), &FontFile::set_glyph_advance);
ClassDB::bind_method(D_METHOD("get_glyph_advance", "cache_index", "size", "glyph"), &FontFile::get_glyph_advance);
ClassDB::bind_method(D_METHOD("set_glyph_offset", "cache_index", "size", "glyph", "offset"), &FontFile::set_glyph_offset);
ClassDB::bind_method(D_METHOD("get_glyph_offset", "cache_index", "size", "glyph"), &FontFile::get_glyph_offset);
ClassDB::bind_method(D_METHOD("set_glyph_size", "cache_index", "size", "glyph", "gl_size"), &FontFile::set_glyph_size);
ClassDB::bind_method(D_METHOD("get_glyph_size", "cache_index", "size", "glyph"), &FontFile::get_glyph_size);
ClassDB::bind_method(D_METHOD("set_glyph_uv_rect", "cache_index", "size", "glyph", "uv_rect"), &FontFile::set_glyph_uv_rect);
ClassDB::bind_method(D_METHOD("get_glyph_uv_rect", "cache_index", "size", "glyph"), &FontFile::get_glyph_uv_rect);
ClassDB::bind_method(D_METHOD("set_glyph_texture_idx", "cache_index", "size", "glyph", "texture_idx"), &FontFile::set_glyph_texture_idx);
ClassDB::bind_method(D_METHOD("get_glyph_texture_idx", "cache_index", "size", "glyph"), &FontFile::get_glyph_texture_idx);
ClassDB::bind_method(D_METHOD("get_kerning_list", "cache_index", "size"), &FontFile::get_kerning_list);
ClassDB::bind_method(D_METHOD("clear_kerning_map", "cache_index", "size"), &FontFile::clear_kerning_map);
ClassDB::bind_method(D_METHOD("remove_kerning", "cache_index", "size", "glyph_pair"), &FontFile::remove_kerning);
ClassDB::bind_method(D_METHOD("set_kerning", "cache_index", "size", "glyph_pair", "kerning"), &FontFile::set_kerning);
ClassDB::bind_method(D_METHOD("get_kerning", "cache_index", "size", "glyph_pair"), &FontFile::get_kerning);
ClassDB::bind_method(D_METHOD("render_range", "cache_index", "size", "start", "end"), &FontFile::render_range);
ClassDB::bind_method(D_METHOD("render_glyph", "cache_index", "size", "index"), &FontFile::render_glyph);
ClassDB::bind_method(D_METHOD("set_language_support_override", "language", "supported"), &FontFile::set_language_support_override);
ClassDB::bind_method(D_METHOD("get_language_support_override", "language"), &FontFile::get_language_support_override);
ClassDB::bind_method(D_METHOD("remove_language_support_override", "language"), &FontFile::remove_language_support_override);
ClassDB::bind_method(D_METHOD("get_language_support_overrides"), &FontFile::get_language_support_overrides);
ClassDB::bind_method(D_METHOD("set_script_support_override", "script", "supported"), &FontFile::set_script_support_override);
ClassDB::bind_method(D_METHOD("get_script_support_override", "script"), &FontFile::get_script_support_override);
ClassDB::bind_method(D_METHOD("remove_script_support_override", "script"), &FontFile::remove_script_support_override);
ClassDB::bind_method(D_METHOD("get_script_support_overrides"), &FontFile::get_script_support_overrides);
ClassDB::bind_method(D_METHOD("set_opentype_feature_overrides", "overrides"), &FontFile::set_opentype_feature_overrides);
ClassDB::bind_method(D_METHOD("get_opentype_feature_overrides"), &FontFile::get_opentype_feature_overrides);
ClassDB::bind_method(D_METHOD("get_glyph_index", "size", "char", "variation_selector"), &FontFile::get_glyph_index);
ADD_PROPERTY(PropertyInfo(Variant::PACKED_BYTE_ARRAY, "data", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_STORAGE), "set_data", "get_data");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "generate_mipmaps", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_STORAGE), "set_generate_mipmaps", "get_generate_mipmaps");
ADD_PROPERTY(PropertyInfo(Variant::INT, "antialiasing", PROPERTY_HINT_ENUM, "None,Grayscale,LCD sub-pixel", PROPERTY_USAGE_STORAGE), "set_antialiasing", "get_antialiasing");
ADD_PROPERTY(PropertyInfo(Variant::STRING, "font_name", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_STORAGE), "set_font_name", "get_font_name");
ADD_PROPERTY(PropertyInfo(Variant::STRING, "style_name", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_STORAGE), "set_font_style_name", "get_font_style_name");
ADD_PROPERTY(PropertyInfo(Variant::INT, "font_style", PROPERTY_HINT_FLAGS, "Bold,Italic,Fixed Size", PROPERTY_USAGE_STORAGE), "set_font_style", "get_font_style");
ADD_PROPERTY(PropertyInfo(Variant::INT, "subpixel_positioning", PROPERTY_HINT_ENUM, "Disabled,Auto,One half of a pixel,One quarter of a pixel", PROPERTY_USAGE_STORAGE), "set_subpixel_positioning", "get_subpixel_positioning");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "multichannel_signed_distance_field", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_STORAGE), "set_multichannel_signed_distance_field", "is_multichannel_signed_distance_field");
ADD_PROPERTY(PropertyInfo(Variant::INT, "msdf_pixel_range", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_STORAGE), "set_msdf_pixel_range", "get_msdf_pixel_range");
ADD_PROPERTY(PropertyInfo(Variant::INT, "msdf_size", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_STORAGE), "set_msdf_size", "get_msdf_size");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "force_autohinter", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_STORAGE), "set_force_autohinter", "is_force_autohinter");
ADD_PROPERTY(PropertyInfo(Variant::INT, "hinting", PROPERTY_HINT_ENUM, "None,Light,Normal", PROPERTY_USAGE_STORAGE), "set_hinting", "get_hinting");
ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "oversampling", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_STORAGE), "set_oversampling", "get_oversampling");
ADD_PROPERTY(PropertyInfo(Variant::INT, "fixed_size", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_STORAGE), "set_fixed_size", "get_fixed_size");
ADD_PROPERTY(PropertyInfo(Variant::DICTIONARY, "opentype_feature_overrides", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_STORAGE), "set_opentype_feature_overrides", "get_opentype_feature_overrides");
ADD_PROPERTY(PropertyInfo(Variant::ARRAY, "fallbacks", PROPERTY_HINT_ARRAY_TYPE, vformat("%s/%s:%s", Variant::OBJECT, PROPERTY_HINT_RESOURCE_TYPE, "Font"), PROPERTY_USAGE_STORAGE), "set_fallbacks", "get_fallbacks");
}
bool FontFile::_set(const StringName &p_name, const Variant &p_value) {
Vector<String> tokens = p_name.operator String().split("/");
#ifndef DISABLE_DEPRECATED
if (tokens.size() == 1 && tokens[0] == "font_path") {
// Compatibility, DynamicFontData.
load_dynamic_font(p_value);
} else if (tokens.size() == 1 && tokens[0] == "override_oversampling") {
set_oversampling(p_value);
}
if (tokens.size() == 1 && tokens[0] == "font_data") {
// Compatibility, DynamicFont.
Ref<Font> f = p_value;
if (f.is_valid()) {
fallbacks.push_back(f);
return true;
}
return false;
} else if (tokens.size() == 2 && tokens[0] == "fallback") {
// Compatibility, DynamicFont.
Ref<FontFile> f = p_value;
if (f.is_valid()) {
fallbacks.push_back(f);
return true;
}
return false;
} else if (tokens.size() == 1 && tokens[0] == "textures") {
// Compatibility, BitmapFont.
set_fixed_size(16);
Array textures = p_value;
for (int i = 0; i < textures.size(); i++) {
Ref<ImageTexture> tex = textures[i];
ERR_CONTINUE(!tex.is_valid());
set_texture_image(0, Vector2i(16, 0), i, tex->get_image());
}
} else if (tokens.size() == 1 && tokens[0] == "chars") {
// Compatibility, BitmapFont.
set_fixed_size(16);
PackedInt32Array arr = p_value;
int len = arr.size();
ERR_FAIL_COND_V(len % 9, false);
if (!len) {
return false;
}
int chars = len / 9;
for (int i = 0; i < chars; i++) {
const int32_t *data = &arr[i * 9];
char32_t c = data[0];
set_glyph_texture_idx(0, Vector2i(16, 0), c, data[1]);
set_glyph_uv_rect(0, Vector2i(16, 0), c, Rect2(data[2], data[3], data[4], data[5]));
set_glyph_offset(0, Vector2i(16, 0), c, Size2(data[6], data[7]));
set_glyph_advance(0, 16, c, Vector2(data[8], 0));
}
} else if (tokens.size() == 1 && tokens[0] == "kernings") {
// Compatibility, BitmapFont.
set_fixed_size(16);
PackedInt32Array arr = p_value;
int len = arr.size();
ERR_FAIL_COND_V(len % 3, false);
if (!len) {
return false;
}
for (int i = 0; i < len / 3; i++) {
const int32_t *data = &arr[i * 3];
set_kerning(0, 16, Vector2i(data[0], data[1]), Vector2(data[2], 0));
}
} else if (tokens.size() == 1 && tokens[0] == "height") {
// Compatibility, BitmapFont.
bmp_height = p_value;
set_fixed_size(16);
set_cache_descent(0, 16, bmp_height - bmp_ascent);
} else if (tokens.size() == 1 && tokens[0] == "ascent") {
// Compatibility, BitmapFont.
bmp_ascent = p_value;
set_fixed_size(16);
set_cache_ascent(0, 16, bmp_ascent);
set_cache_descent(0, 16, bmp_height - bmp_ascent);
} else if (tokens.size() == 1 && tokens[0] == "fallback") {
// Compatibility, BitmapFont.
Ref<Font> f = p_value;
if (f.is_valid()) {
fallbacks.push_back(f);
return true;
}
return false;
}
#endif // DISABLE_DEPRECATED
if (tokens.size() == 2 && tokens[0] == "language_support_override") {
String lang = tokens[1];
set_language_support_override(lang, p_value);
return true;
} else if (tokens.size() == 2 && tokens[0] == "script_support_override") {
String script = tokens[1];
set_script_support_override(script, p_value);
return true;
} else if (tokens.size() >= 3 && tokens[0] == "cache") {
int cache_index = tokens[1].to_int();
if (tokens.size() == 3 && tokens[2] == "variation_coordinates") {
set_variation_coordinates(cache_index, p_value);
return true;
} else if (tokens.size() == 3 && tokens[2] == "embolden") {
set_embolden(cache_index, p_value);
return true;
} else if (tokens.size() == 3 && tokens[2] == "face_index") {
set_face_index(cache_index, p_value);
return true;
} else if (tokens.size() == 3 && tokens[2] == "transform") {
set_transform(cache_index, p_value);
return true;
}
if (tokens.size() >= 5) {
Vector2i sz = Vector2i(tokens[2].to_int(), tokens[3].to_int());
if (tokens[4] == "ascent") {
set_cache_ascent(cache_index, sz.x, p_value);
return true;
} else if (tokens[4] == "descent") {
set_cache_descent(cache_index, sz.x, p_value);
return true;
} else if (tokens[4] == "underline_position") {
set_cache_underline_position(cache_index, sz.x, p_value);
return true;
} else if (tokens[4] == "underline_thickness") {
set_cache_underline_thickness(cache_index, sz.x, p_value);
return true;
} else if (tokens[4] == "scale") {
set_cache_scale(cache_index, sz.x, p_value);
return true;
} else if (tokens.size() == 7 && tokens[4] == "textures") {
int texture_index = tokens[5].to_int();
if (tokens[6] == "image") {
set_texture_image(cache_index, sz, texture_index, p_value);
return true;
} else if (tokens[6] == "offsets") {
set_texture_offsets(cache_index, sz, texture_index, p_value);
return true;
}
} else if (tokens.size() == 7 && tokens[4] == "glyphs") {
int32_t glyph_index = tokens[5].to_int();
if (tokens[6] == "advance") {
set_glyph_advance(cache_index, sz.x, glyph_index, p_value);
return true;
} else if (tokens[6] == "offset") {
set_glyph_offset(cache_index, sz, glyph_index, p_value);
return true;
} else if (tokens[6] == "size") {
set_glyph_size(cache_index, sz, glyph_index, p_value);
return true;
} else if (tokens[6] == "uv_rect") {
set_glyph_uv_rect(cache_index, sz, glyph_index, p_value);
return true;
} else if (tokens[6] == "texture_idx") {
set_glyph_texture_idx(cache_index, sz, glyph_index, p_value);
return true;
}
} else if (tokens.size() == 7 && tokens[4] == "kerning_overrides") {
Vector2i gp = Vector2i(tokens[5].to_int(), tokens[6].to_int());
set_kerning(cache_index, sz.x, gp, p_value);
return true;
}
}
}
return false;
}
bool FontFile::_get(const StringName &p_name, Variant &r_ret) const {
Vector<String> tokens = p_name.operator String().split("/");
if (tokens.size() == 2 && tokens[0] == "language_support_override") {
String lang = tokens[1];
r_ret = get_language_support_override(lang);
return true;
} else if (tokens.size() == 2 && tokens[0] == "script_support_override") {
String script = tokens[1];
r_ret = get_script_support_override(script);
return true;
} else if (tokens.size() >= 3 && tokens[0] == "cache") {
int cache_index = tokens[1].to_int();
if (tokens.size() == 3 && tokens[2] == "variation_coordinates") {
r_ret = get_variation_coordinates(cache_index);
return true;
} else if (tokens.size() == 3 && tokens[2] == "embolden") {
r_ret = get_embolden(cache_index);
return true;
} else if (tokens.size() == 3 && tokens[2] == "face_index") {
r_ret = get_face_index(cache_index);
return true;
} else if (tokens.size() == 3 && tokens[2] == "transform") {
r_ret = get_transform(cache_index);
return true;
}
if (tokens.size() >= 5) {
Vector2i sz = Vector2i(tokens[2].to_int(), tokens[3].to_int());
if (tokens[4] == "ascent") {
r_ret = get_cache_ascent(cache_index, sz.x);
return true;
} else if (tokens[4] == "descent") {
r_ret = get_cache_descent(cache_index, sz.x);
return true;
} else if (tokens[4] == "underline_position") {
r_ret = get_cache_underline_position(cache_index, sz.x);
return true;
} else if (tokens[4] == "underline_thickness") {
r_ret = get_cache_underline_thickness(cache_index, sz.x);
return true;
} else if (tokens[4] == "scale") {
r_ret = get_cache_scale(cache_index, sz.x);
return true;
} else if (tokens.size() == 7 && tokens[4] == "textures") {
int texture_index = tokens[5].to_int();
if (tokens[6] == "image") {
r_ret = get_texture_image(cache_index, sz, texture_index);
return true;
} else if (tokens[6] == "offsets") {
r_ret = get_texture_offsets(cache_index, sz, texture_index);
return true;
}
} else if (tokens.size() == 7 && tokens[4] == "glyphs") {
int32_t glyph_index = tokens[5].to_int();
if (tokens[6] == "advance") {
r_ret = get_glyph_advance(cache_index, sz.x, glyph_index);
return true;
} else if (tokens[6] == "offset") {
r_ret = get_glyph_offset(cache_index, sz, glyph_index);
return true;
} else if (tokens[6] == "size") {
r_ret = get_glyph_size(cache_index, sz, glyph_index);
return true;
} else if (tokens[6] == "uv_rect") {
r_ret = get_glyph_uv_rect(cache_index, sz, glyph_index);
return true;
} else if (tokens[6] == "texture_idx") {
r_ret = get_glyph_texture_idx(cache_index, sz, glyph_index);
return true;
}
} else if (tokens.size() == 7 && tokens[4] == "kerning_overrides") {
Vector2i gp = Vector2i(tokens[5].to_int(), tokens[6].to_int());
r_ret = get_kerning(cache_index, sz.x, gp);
return true;
}
}
}
return false;
}
void FontFile::_get_property_list(List<PropertyInfo> *p_list) const {
Vector<String> lang_over = get_language_support_overrides();
for (int i = 0; i < lang_over.size(); i++) {
p_list->push_back(PropertyInfo(Variant::BOOL, "language_support_override/" + lang_over[i], PROPERTY_HINT_NONE, "", PROPERTY_USAGE_STORAGE));
}
Vector<String> scr_over = get_script_support_overrides();
for (int i = 0; i < scr_over.size(); i++) {
p_list->push_back(PropertyInfo(Variant::BOOL, "script_support_override/" + scr_over[i], PROPERTY_HINT_NONE, "", PROPERTY_USAGE_STORAGE));
}
for (int i = 0; i < cache.size(); i++) {
String prefix = "cache/" + itos(i) + "/";
TypedArray<Vector2i> sizes = get_size_cache_list(i);
p_list->push_back(PropertyInfo(Variant::DICTIONARY, prefix + "variation_coordinates", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_STORAGE));
p_list->push_back(PropertyInfo(Variant::INT, "face_index", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_STORAGE));
p_list->push_back(PropertyInfo(Variant::FLOAT, "embolden", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_STORAGE));
p_list->push_back(PropertyInfo(Variant::TRANSFORM2D, "transform", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_STORAGE));
for (int j = 0; j < sizes.size(); j++) {
Vector2i sz = sizes[j];
String prefix_sz = prefix + itos(sz.x) + "/" + itos(sz.y) + "/";
if (sz.y == 0) {
p_list->push_back(PropertyInfo(Variant::FLOAT, prefix_sz + "ascent", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_STORAGE));
p_list->push_back(PropertyInfo(Variant::FLOAT, prefix_sz + "descent", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_STORAGE));
p_list->push_back(PropertyInfo(Variant::FLOAT, prefix_sz + "underline_position", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_STORAGE));
p_list->push_back(PropertyInfo(Variant::FLOAT, prefix_sz + "underline_thickness", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_STORAGE));
p_list->push_back(PropertyInfo(Variant::FLOAT, prefix_sz + "scale", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_STORAGE));
}
int tx_cnt = get_texture_count(i, sz);
for (int k = 0; k < tx_cnt; k++) {
p_list->push_back(PropertyInfo(Variant::PACKED_INT32_ARRAY, prefix_sz + "textures/" + itos(k) + "/offsets", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_STORAGE));
p_list->push_back(PropertyInfo(Variant::OBJECT, prefix_sz + "textures/" + itos(k) + "/image", PROPERTY_HINT_RESOURCE_TYPE, "Image", PROPERTY_USAGE_STORAGE | PROPERTY_USAGE_RESOURCE_NOT_PERSISTENT));
}
PackedInt32Array glyphs = get_glyph_list(i, sz);
for (int k = 0; k < glyphs.size(); k++) {
const int32_t &gl = glyphs[k];
if (sz.y == 0) {
p_list->push_back(PropertyInfo(Variant::VECTOR2, prefix_sz + "glyphs/" + itos(gl) + "/advance", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_STORAGE));
}
p_list->push_back(PropertyInfo(Variant::VECTOR2, prefix_sz + "glyphs/" + itos(gl) + "/offset", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_STORAGE));
p_list->push_back(PropertyInfo(Variant::VECTOR2, prefix_sz + "glyphs/" + itos(gl) + "/size", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_STORAGE));
p_list->push_back(PropertyInfo(Variant::RECT2, prefix_sz + "glyphs/" + itos(gl) + "/uv_rect", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_STORAGE));
p_list->push_back(PropertyInfo(Variant::INT, prefix_sz + "glyphs/" + itos(gl) + "/texture_idx", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_STORAGE));
}
if (sz.y == 0) {
TypedArray<Vector2i> kerning_map = get_kerning_list(i, sz.x);
for (int k = 0; k < kerning_map.size(); k++) {
const Vector2i &gl_pair = kerning_map[k];
p_list->push_back(PropertyInfo(Variant::VECTOR2, prefix_sz + "kerning_overrides/" + itos(gl_pair.x) + "/" + itos(gl_pair.y), PROPERTY_HINT_NONE, "", PROPERTY_USAGE_STORAGE));
}
}
}
}
}
void FontFile::reset_state() {
_clear_cache();
data.clear();
data_ptr = nullptr;
data_size = 0;
cache.clear();
antialiasing = TextServer::FONT_ANTIALIASING_GRAY;
mipmaps = false;
msdf = false;
force_autohinter = false;
hinting = TextServer::HINTING_LIGHT;
subpixel_positioning = TextServer::SUBPIXEL_POSITIONING_DISABLED;
msdf_pixel_range = 14;
msdf_size = 128;
fixed_size = 0;
oversampling = 0.f;
Font::reset_state();
}
/*************************************************************************/
Error FontFile::load_bitmap_font(const String &p_path) {
reset_state();
antialiasing = TextServer::FONT_ANTIALIASING_NONE;
mipmaps = false;
msdf = false;
force_autohinter = false;
hinting = TextServer::HINTING_NONE;
oversampling = 1.0f;
Ref<FileAccess> f = FileAccess::open(p_path, FileAccess::READ);
ERR_FAIL_COND_V_MSG(f.is_null(), ERR_CANT_CREATE, vformat(RTR("Cannot open font from file: %s."), p_path));
int base_size = 16;
int height = 0;
int ascent = 0;
int outline = 0;
BitField<TextServer::FontStyle> st_flags = 0;
String font_name;
bool packed = false;
uint8_t ch[4] = { 0, 0, 0, 0 }; // RGBA
int first_gl_ch = -1;
int first_ol_ch = -1;
int first_cm_ch = -1;
unsigned char magic[4];
f->get_buffer((unsigned char *)&magic, 4);
if (magic[0] == 'B' && magic[1] == 'M' && magic[2] == 'F') {
// Binary BMFont file.
ERR_FAIL_COND_V_MSG(magic[3] != 3, ERR_CANT_CREATE, vformat(RTR("Version %d of BMFont is not supported."), (int)magic[3]));
uint8_t block_type = f->get_8();
uint32_t block_size = f->get_32();
while (!f->eof_reached()) {
uint64_t off = f->get_position();
switch (block_type) {
case 1: /* info */ {
ERR_FAIL_COND_V_MSG(block_size < 15, ERR_CANT_CREATE, RTR("Invalid BMFont info block size."));
base_size = f->get_16();
uint8_t flags = f->get_8();
ERR_FAIL_COND_V_MSG(flags & 0x02, ERR_CANT_CREATE, RTR("Non-unicode version of BMFont is not supported."));
if (flags & (1 << 3)) {
st_flags.set_flag(TextServer::FONT_BOLD);
}
if (flags & (1 << 2)) {
st_flags.set_flag(TextServer::FONT_ITALIC);
}
f->get_8(); // non-unicode charset, skip
f->get_16(); // stretch_h, skip
f->get_8(); // aa, skip
f->get_32(); // padding, skip
f->get_16(); // spacing, skip
outline = f->get_8();
// font name
PackedByteArray name_data;
name_data.resize(block_size - 14);
f->get_buffer(name_data.ptrw(), block_size - 14);
font_name = String::utf8((const char *)name_data.ptr(), block_size - 14);
set_fixed_size(base_size);
} break;
case 2: /* common */ {
ERR_FAIL_COND_V_MSG(block_size != 15, ERR_CANT_CREATE, RTR("Invalid BMFont common block size."));
height = f->get_16();
ascent = f->get_16();
f->get_32(); // scale, skip
f->get_16(); // pages, skip
uint8_t flags = f->get_8();
packed = (flags & 0x01);
ch[3] = f->get_8();
ch[0] = f->get_8();
ch[1] = f->get_8();
ch[2] = f->get_8();
for (int i = 0; i < 4; i++) {
if (ch[i] == 0 && first_gl_ch == -1) {
first_gl_ch = i;
}
if (ch[i] == 1 && first_ol_ch == -1) {
first_ol_ch = i;
}
if (ch[i] == 2 && first_cm_ch == -1) {
first_cm_ch = i;
}
}
} break;
case 3: /* pages */ {
int page = 0;
CharString cs;
char32_t c = f->get_8();
while (!f->eof_reached() && f->get_position() <= off + block_size) {
if (c == '\0') {
String base_dir = p_path.get_base_dir();
String file = base_dir.path_join(String::utf8(cs.ptr(), cs.length()));
if (RenderingServer::get_singleton() != nullptr) {
Ref<Image> img;
img.instantiate();
Error err = ImageLoader::load_image(file, img);
ERR_FAIL_COND_V_MSG(err != OK, ERR_FILE_CANT_READ, vformat(RTR("Can't load font texture: %s."), file));
if (packed) {
if (ch[3] == 0) { // 4 x 8 bit monochrome, no outline
outline = 0;
ERR_FAIL_COND_V_MSG(img->get_format() != Image::FORMAT_RGBA8, ERR_FILE_CANT_READ, RTR("Unsupported BMFont texture format."));
_convert_packed_8bit(img, page, base_size);
} else if ((ch[3] == 2) && (outline > 0)) { // 4 x 4 bit monochrome, gl + outline
ERR_FAIL_COND_V_MSG(img->get_format() != Image::FORMAT_RGBA8, ERR_FILE_CANT_READ, RTR("Unsupported BMFont texture format."));
_convert_packed_4bit(img, page, base_size);
} else {
ERR_FAIL_V_MSG(ERR_CANT_CREATE, RTR("Unsupported BMFont texture format."));
}
} else {
if ((ch[0] == 0) && (ch[1] == 0) && (ch[2] == 0) && (ch[3] == 0)) { // RGBA8 color, no outline
outline = 0;
ERR_FAIL_COND_V_MSG(img->get_format() != Image::FORMAT_RGBA8, ERR_FILE_CANT_READ, RTR("Unsupported BMFont texture format."));
set_texture_image(0, Vector2i(base_size, 0), page, img);
} else if ((ch[0] == 2) && (ch[1] == 2) && (ch[2] == 2) && (ch[3] == 2) && (outline > 0)) { // RGBA4 color, gl + outline
ERR_FAIL_COND_V_MSG(img->get_format() != Image::FORMAT_RGBA8, ERR_FILE_CANT_READ, RTR("Unsupported BMFont texture format."));
_convert_rgba_4bit(img, page, base_size);
} else if ((first_gl_ch >= 0) && (first_ol_ch >= 0) && (outline > 0)) { // 1 x 8 bit monochrome, gl + outline
ERR_FAIL_COND_V_MSG(img->get_format() != Image::FORMAT_RGBA8 && img->get_format() != Image::FORMAT_L8, ERR_FILE_CANT_READ, RTR("Unsupported BMFont texture format."));
_convert_mono_8bit(img, page, first_gl_ch, base_size, 0);
_convert_mono_8bit(img, page, first_ol_ch, base_size, 1);
} else if ((first_cm_ch >= 0) && (outline > 0)) { // 1 x 4 bit monochrome, gl + outline
ERR_FAIL_COND_V_MSG(img->get_format() != Image::FORMAT_RGBA8 && img->get_format() != Image::FORMAT_L8, ERR_FILE_CANT_READ, RTR("Unsupported BMFont texture format."));
_convert_mono_4bit(img, page, first_cm_ch, base_size, 1);
} else if (first_gl_ch >= 0) { // 1 x 8 bit monochrome, no outline
outline = 0;
ERR_FAIL_COND_V_MSG(img->get_format() != Image::FORMAT_RGBA8 && img->get_format() != Image::FORMAT_L8, ERR_FILE_CANT_READ, RTR("Unsupported BMFont texture format."));
_convert_mono_8bit(img, page, first_gl_ch, base_size, 0);
} else {
ERR_FAIL_V_MSG(ERR_CANT_CREATE, RTR("Unsupported BMFont texture format."));
}
}
}
page++;
cs = "";
} else {
cs += c;
}
c = f->get_8();
}
} break;
case 4: /* chars */ {
int char_count = block_size / 20;
for (int i = 0; i < char_count; i++) {
Vector2 advance;
Vector2 size;
Vector2 offset;
Rect2 uv_rect;
char32_t idx = f->get_32();
uv_rect.position.x = (int16_t)f->get_16();
uv_rect.position.y = (int16_t)f->get_16();
uv_rect.size.width = (int16_t)f->get_16();
size.width = uv_rect.size.width;
uv_rect.size.height = (int16_t)f->get_16();
size.height = uv_rect.size.height;
offset.x = (int16_t)f->get_16();
offset.y = (int16_t)f->get_16() - ascent;
advance.x = (int16_t)f->get_16();
if (advance.x < 0) {
advance.x = size.width + 1;
}
int texture_idx = f->get_8();
uint8_t channel = f->get_8();
ERR_FAIL_COND_V_MSG(!packed && channel != 15, ERR_CANT_CREATE, RTR("Invalid glyph channel."));
int ch_off = 0;
switch (channel) {
case 1:
ch_off = 2;
break; // B
case 2:
ch_off = 1;
break; // G
case 4:
ch_off = 0;
break; // R
case 8:
ch_off = 3;
break; // A
default:
ch_off = 0;
break;
}
set_glyph_advance(0, base_size, idx, advance);
set_glyph_offset(0, Vector2i(base_size, 0), idx, offset);
set_glyph_size(0, Vector2i(base_size, 0), idx, size);
set_glyph_uv_rect(0, Vector2i(base_size, 0), idx, uv_rect);
set_glyph_texture_idx(0, Vector2i(base_size, 0), idx, texture_idx * (packed ? 4 : 1) + ch_off);
if (outline > 0) {
set_glyph_offset(0, Vector2i(base_size, 1), idx, offset);
set_glyph_size(0, Vector2i(base_size, 1), idx, size);
set_glyph_uv_rect(0, Vector2i(base_size, 1), idx, uv_rect);
set_glyph_texture_idx(0, Vector2i(base_size, 1), idx, texture_idx * (packed ? 4 : 1) + ch_off);
}
}
} break;
case 5: /* kerning */ {
int pair_count = block_size / 10;
for (int i = 0; i < pair_count; i++) {
Vector2i kpk;
kpk.x = f->get_32();
kpk.y = f->get_32();
set_kerning(0, base_size, kpk, Vector2((int16_t)f->get_16(), 0));
}
} break;
default: {
ERR_FAIL_V_MSG(ERR_CANT_CREATE, RTR("Invalid BMFont block type."));
} break;
}
f->seek(off + block_size);
block_type = f->get_8();
block_size = f->get_32();
}
} else {
// Text BMFont file.
f->seek(0);
while (true) {
String line = f->get_line();
int delimiter = line.find(" ");
String type = line.substr(0, delimiter);
int pos = delimiter + 1;
HashMap<String, String> keys;
while (pos < line.size() && line[pos] == ' ') {
pos++;
}
while (pos < line.size()) {
int eq = line.find("=", pos);
if (eq == -1) {
break;
}
String key = line.substr(pos, eq - pos);
int end = -1;
String value;
if (line[eq + 1] == '"') {
end = line.find("\"", eq + 2);
if (end == -1) {
break;
}
value = line.substr(eq + 2, end - 1 - eq - 1);
pos = end + 1;
} else {
end = line.find(" ", eq + 1);
if (end == -1) {
end = line.size();
}
value = line.substr(eq + 1, end - eq);
pos = end;
}
while (pos < line.size() && line[pos] == ' ') {
pos++;
}
keys[key] = value;
}
if (type == "info") {
if (keys.has("size")) {
base_size = keys["size"].to_int();
set_fixed_size(base_size);
}
if (keys.has("outline")) {
outline = keys["outline"].to_int();
}
if (keys.has("bold")) {
if (keys["bold"].to_int()) {
st_flags.set_flag(TextServer::FONT_BOLD);
}
}
if (keys.has("italic")) {
if (keys["italic"].to_int()) {
st_flags.set_flag(TextServer::FONT_ITALIC);
}
}
if (keys.has("face")) {
font_name = keys["face"];
}
ERR_FAIL_COND_V_MSG((!keys.has("unicode") || keys["unicode"].to_int() != 1), ERR_CANT_CREATE, RTR("Non-unicode version of BMFont is not supported."));
} else if (type == "common") {
if (keys.has("lineHeight")) {
height = keys["lineHeight"].to_int();
}
if (keys.has("base")) {
ascent = keys["base"].to_int();
}
if (keys.has("packed")) {
packed = (keys["packed"].to_int() == 1);
}
if (keys.has("alphaChnl")) {
ch[3] = keys["alphaChnl"].to_int();
}
if (keys.has("redChnl")) {
ch[0] = keys["redChnl"].to_int();
}
if (keys.has("greenChnl")) {
ch[1] = keys["greenChnl"].to_int();
}
if (keys.has("blueChnl")) {
ch[2] = keys["blueChnl"].to_int();
}
for (int i = 0; i < 4; i++) {
if (ch[i] == 0 && first_gl_ch == -1) {
first_gl_ch = i;
}
if (ch[i] == 1 && first_ol_ch == -1) {
first_ol_ch = i;
}
if (ch[i] == 2 && first_cm_ch == -1) {
first_cm_ch = i;
}
}
} else if (type == "page") {
int page = 0;
if (keys.has("id")) {
page = keys["id"].to_int();
}
if (keys.has("file")) {
String base_dir = p_path.get_base_dir();
String file = base_dir.path_join(keys["file"]);
if (RenderingServer::get_singleton() != nullptr) {
Ref<Image> img;
img.instantiate();
Error err = ImageLoader::load_image(file, img);
ERR_FAIL_COND_V_MSG(err != OK, ERR_FILE_CANT_READ, vformat(RTR("Can't load font texture: %s."), file));
if (packed) {
if (ch[3] == 0) { // 4 x 8 bit monochrome, no outline
outline = 0;
ERR_FAIL_COND_V_MSG(img->get_format() != Image::FORMAT_RGBA8, ERR_FILE_CANT_READ, RTR("Unsupported BMFont texture format."));
_convert_packed_8bit(img, page, base_size);
} else if ((ch[3] == 2) && (outline > 0)) { // 4 x 4 bit monochrome, gl + outline
ERR_FAIL_COND_V_MSG(img->get_format() != Image::FORMAT_RGBA8, ERR_FILE_CANT_READ, RTR("Unsupported BMFont texture format."));
_convert_packed_4bit(img, page, base_size);
} else {
ERR_FAIL_V_MSG(ERR_CANT_CREATE, RTR("Unsupported BMFont texture format."));
}
} else {
if ((ch[0] == 0) && (ch[1] == 0) && (ch[2] == 0) && (ch[3] == 0)) { // RGBA8 color, no outline
outline = 0;
ERR_FAIL_COND_V_MSG(img->get_format() != Image::FORMAT_RGBA8, ERR_FILE_CANT_READ, RTR("Unsupported BMFont texture format."));
set_texture_image(0, Vector2i(base_size, 0), page, img);
} else if ((ch[0] == 2) && (ch[1] == 2) && (ch[2] == 2) && (ch[3] == 2) && (outline > 0)) { // RGBA4 color, gl + outline
ERR_FAIL_COND_V_MSG(img->get_format() != Image::FORMAT_RGBA8, ERR_FILE_CANT_READ, RTR("Unsupported BMFont texture format."));
_convert_rgba_4bit(img, page, base_size);
} else if ((first_gl_ch >= 0) && (first_ol_ch >= 0) && (outline > 0)) { // 1 x 8 bit monochrome, gl + outline
ERR_FAIL_COND_V_MSG(img->get_format() != Image::FORMAT_RGBA8 && img->get_format() != Image::FORMAT_L8, ERR_FILE_CANT_READ, RTR("Unsupported BMFont texture format."));
_convert_mono_8bit(img, page, first_gl_ch, base_size, 0);
_convert_mono_8bit(img, page, first_ol_ch, base_size, 1);
} else if ((first_cm_ch >= 0) && (outline > 0)) { // 1 x 4 bit monochrome, gl + outline
ERR_FAIL_COND_V_MSG(img->get_format() != Image::FORMAT_RGBA8 && img->get_format() != Image::FORMAT_L8, ERR_FILE_CANT_READ, RTR("Unsupported BMFont texture format."));
_convert_mono_4bit(img, page, first_cm_ch, base_size, 1);
} else if (first_gl_ch >= 0) { // 1 x 8 bit monochrome, no outline
outline = 0;
ERR_FAIL_COND_V_MSG(img->get_format() != Image::FORMAT_RGBA8 && img->get_format() != Image::FORMAT_L8, ERR_FILE_CANT_READ, RTR("Unsupported BMFont texture format."));
_convert_mono_8bit(img, page, first_gl_ch, base_size, 0);
} else {
ERR_FAIL_V_MSG(ERR_CANT_CREATE, RTR("Unsupported BMFont texture format."));
}
}
}
}
} else if (type == "char") {
char32_t idx = 0;
Vector2 advance;
Vector2 size;
Vector2 offset;
Rect2 uv_rect;
int texture_idx = -1;
uint8_t channel = 15;
if (keys.has("id")) {
idx = keys["id"].to_int();
}
if (keys.has("x")) {
uv_rect.position.x = keys["x"].to_int();
}
if (keys.has("y")) {
uv_rect.position.y = keys["y"].to_int();
}
if (keys.has("width")) {
uv_rect.size.width = keys["width"].to_int();
size.width = keys["width"].to_int();
}
if (keys.has("height")) {
uv_rect.size.height = keys["height"].to_int();
size.height = keys["height"].to_int();
}
if (keys.has("xoffset")) {
offset.x = keys["xoffset"].to_int();
}
if (keys.has("yoffset")) {
offset.y = keys["yoffset"].to_int() - ascent;
}
if (keys.has("page")) {
texture_idx = keys["page"].to_int();
}
if (keys.has("xadvance")) {
advance.x = keys["xadvance"].to_int();
}
if (advance.x < 0) {
advance.x = size.width + 1;
}
if (keys.has("chnl")) {
channel = keys["chnl"].to_int();
}
ERR_FAIL_COND_V_MSG(!packed && channel != 15, ERR_CANT_CREATE, RTR("Invalid glyph channel."));
int ch_off = 0;
switch (channel) {
case 1:
ch_off = 2;
break; // B
case 2:
ch_off = 1;
break; // G
case 4:
ch_off = 0;
break; // R
case 8:
ch_off = 3;
break; // A
default:
ch_off = 0;
break;
}
set_glyph_advance(0, base_size, idx, advance);
set_glyph_offset(0, Vector2i(base_size, 0), idx, offset);
set_glyph_size(0, Vector2i(base_size, 0), idx, size);
set_glyph_uv_rect(0, Vector2i(base_size, 0), idx, uv_rect);
set_glyph_texture_idx(0, Vector2i(base_size, 0), idx, texture_idx * (packed ? 4 : 1) + ch_off);
if (outline > 0) {
set_glyph_offset(0, Vector2i(base_size, 1), idx, offset);
set_glyph_size(0, Vector2i(base_size, 1), idx, size);
set_glyph_uv_rect(0, Vector2i(base_size, 1), idx, uv_rect);
set_glyph_texture_idx(0, Vector2i(base_size, 1), idx, texture_idx * (packed ? 4 : 1) + ch_off);
}
} else if (type == "kerning") {
Vector2i kpk;
if (keys.has("first")) {
kpk.x = keys["first"].to_int();
}
if (keys.has("second")) {
kpk.y = keys["second"].to_int();
}
if (keys.has("amount")) {
set_kerning(0, base_size, kpk, Vector2(keys["amount"].to_int(), 0));
}
}
if (f->eof_reached()) {
break;
}
}
}
set_font_name(font_name);
set_font_style(st_flags);
set_cache_ascent(0, base_size, ascent);
set_cache_descent(0, base_size, height - ascent);
return OK;
}
Error FontFile::load_dynamic_font(const String &p_path) {
reset_state();
Vector<uint8_t> data = FileAccess::get_file_as_array(p_path);
set_data(data);
return OK;
}
void FontFile::set_data_ptr(const uint8_t *p_data, size_t p_size) {
data.clear();
data_ptr = p_data;
data_size = p_size;
for (int i = 0; i < cache.size(); i++) {
if (cache[i].is_valid()) {
TS->font_set_data_ptr(cache[i], data_ptr, data_size);
}
}
}
void FontFile::set_data(const PackedByteArray &p_data) {
data = p_data;
data_ptr = data.ptr();
data_size = data.size();
for (int i = 0; i < cache.size(); i++) {
if (cache[i].is_valid()) {
TS->font_set_data_ptr(cache[i], data_ptr, data_size);
}
}
}
PackedByteArray FontFile::get_data() const {
if (unlikely((size_t)data.size() != data_size)) {
PackedByteArray *data_w = const_cast<PackedByteArray *>(&data);
data_w->resize(data_size);
memcpy(data_w->ptrw(), data_ptr, data_size);
}
return data;
}
void FontFile::set_font_name(const String &p_name) {
_ensure_rid(0);
TS->font_set_name(cache[0], p_name);
}
void FontFile::set_font_style_name(const String &p_name) {
_ensure_rid(0);
TS->font_set_style_name(cache[0], p_name);
}
void FontFile::set_font_style(BitField<TextServer::FontStyle> p_style) {
_ensure_rid(0);
TS->font_set_style(cache[0], p_style);
}
void FontFile::set_antialiasing(TextServer::FontAntialiasing p_antialiasing) {
if (antialiasing != p_antialiasing) {
antialiasing = p_antialiasing;
for (int i = 0; i < cache.size(); i++) {
_ensure_rid(i);
TS->font_set_antialiasing(cache[i], antialiasing);
}
emit_changed();
}
}
TextServer::FontAntialiasing FontFile::get_antialiasing() const {
return antialiasing;
}
void FontFile::set_generate_mipmaps(bool p_generate_mipmaps) {
if (mipmaps != p_generate_mipmaps) {
mipmaps = p_generate_mipmaps;
for (int i = 0; i < cache.size(); i++) {
_ensure_rid(i);
TS->font_set_generate_mipmaps(cache[i], mipmaps);
}
emit_changed();
}
}
bool FontFile::get_generate_mipmaps() const {
return mipmaps;
}
void FontFile::set_multichannel_signed_distance_field(bool p_msdf) {
if (msdf != p_msdf) {
msdf = p_msdf;
for (int i = 0; i < cache.size(); i++) {
_ensure_rid(i);
TS->font_set_multichannel_signed_distance_field(cache[i], msdf);
}
emit_changed();
}
}
bool FontFile::is_multichannel_signed_distance_field() const {
return msdf;
}
void FontFile::set_msdf_pixel_range(int p_msdf_pixel_range) {
if (msdf_pixel_range != p_msdf_pixel_range) {
msdf_pixel_range = p_msdf_pixel_range;
for (int i = 0; i < cache.size(); i++) {
_ensure_rid(i);
TS->font_set_msdf_pixel_range(cache[i], msdf_pixel_range);
}
emit_changed();
}
}
int FontFile::get_msdf_pixel_range() const {
return msdf_pixel_range;
}
void FontFile::set_msdf_size(int p_msdf_size) {
if (msdf_size != p_msdf_size) {
msdf_size = p_msdf_size;
for (int i = 0; i < cache.size(); i++) {
_ensure_rid(i);
TS->font_set_msdf_size(cache[i], msdf_size);
}
emit_changed();
}
}
int FontFile::get_msdf_size() const {
return msdf_size;
}
void FontFile::set_fixed_size(int p_fixed_size) {
if (fixed_size != p_fixed_size) {
fixed_size = p_fixed_size;
for (int i = 0; i < cache.size(); i++) {
_ensure_rid(i);
TS->font_set_fixed_size(cache[i], fixed_size);
}
emit_changed();
}
}
int FontFile::get_fixed_size() const {
return fixed_size;
}
void FontFile::set_force_autohinter(bool p_force_autohinter) {
if (force_autohinter != p_force_autohinter) {
force_autohinter = p_force_autohinter;
for (int i = 0; i < cache.size(); i++) {
_ensure_rid(i);
TS->font_set_force_autohinter(cache[i], force_autohinter);
}
emit_changed();
}
}
bool FontFile::is_force_autohinter() const {
return force_autohinter;
}
void FontFile::set_hinting(TextServer::Hinting p_hinting) {
if (hinting != p_hinting) {
hinting = p_hinting;
for (int i = 0; i < cache.size(); i++) {
_ensure_rid(i);
TS->font_set_hinting(cache[i], hinting);
}
emit_changed();
}
}
TextServer::Hinting FontFile::get_hinting() const {
return hinting;
}
void FontFile::set_subpixel_positioning(TextServer::SubpixelPositioning p_subpixel) {
if (subpixel_positioning != p_subpixel) {
subpixel_positioning = p_subpixel;
for (int i = 0; i < cache.size(); i++) {
_ensure_rid(i);
TS->font_set_subpixel_positioning(cache[i], subpixel_positioning);
}
emit_changed();
}
}
TextServer::SubpixelPositioning FontFile::get_subpixel_positioning() const {
return subpixel_positioning;
}
void FontFile::set_oversampling(real_t p_oversampling) {
if (oversampling != p_oversampling) {
oversampling = p_oversampling;
for (int i = 0; i < cache.size(); i++) {
_ensure_rid(i);
TS->font_set_oversampling(cache[i], oversampling);
}
emit_changed();
}
}
real_t FontFile::get_oversampling() const {
return oversampling;
}
RID FontFile::find_variation(const Dictionary &p_variation_coordinates, int p_face_index, float p_strength, Transform2D p_transform) const {
// Find existing variation cache.
const Dictionary &supported_coords = get_supported_variation_list();
for (int i = 0; i < cache.size(); i++) {
if (cache[i].is_valid()) {
const Dictionary &cache_var = TS->font_get_variation_coordinates(cache[i]);
bool match = true;
match = match && (TS->font_get_face_index(cache[i]) == p_face_index);
match = match && (TS->font_get_embolden(cache[i]) == p_strength);
match = match && (TS->font_get_transform(cache[i]) == p_transform);
for (const Variant *V = supported_coords.next(nullptr); V && match; V = supported_coords.next(V)) {
const Vector3 &def = supported_coords[*V];
real_t c_v = def.z;
if (cache_var.has(*V)) {
real_t val = cache_var[*V];
c_v = CLAMP(val, def.x, def.y);
}
if (cache_var.has(TS->tag_to_name(*V))) {
real_t val = cache_var[TS->tag_to_name(*V)];
c_v = CLAMP(val, def.x, def.y);
}
real_t s_v = def.z;
if (p_variation_coordinates.has(*V)) {
real_t val = p_variation_coordinates[*V];
s_v = CLAMP(val, def.x, def.y);
}
if (p_variation_coordinates.has(TS->tag_to_name(*V))) {
real_t val = p_variation_coordinates[TS->tag_to_name(*V)];
s_v = CLAMP(val, def.x, def.y);
}
match = match && (c_v == s_v);
}
if (match) {
return cache[i];
}
}
}
// Create new variation cache.
int idx = cache.size();
_ensure_rid(idx);
TS->font_set_variation_coordinates(cache[idx], p_variation_coordinates);
TS->font_set_face_index(cache[idx], p_face_index);
TS->font_set_embolden(cache[idx], p_strength);
TS->font_set_transform(cache[idx], p_transform);
return cache[idx];
}
RID FontFile::_get_rid() const {
_ensure_rid(0);
return cache[0];
}
int FontFile::get_cache_count() const {
return cache.size();
}
void FontFile::clear_cache() {
_clear_cache();
cache.clear();
emit_changed();
}
void FontFile::remove_cache(int p_cache_index) {
ERR_FAIL_INDEX(p_cache_index, cache.size());
if (cache[p_cache_index].is_valid()) {
TS->free_rid(cache.write[p_cache_index]);
}
cache.remove_at(p_cache_index);
emit_changed();
}
TypedArray<Vector2i> FontFile::get_size_cache_list(int p_cache_index) const {
ERR_FAIL_COND_V(p_cache_index < 0, Array());
_ensure_rid(p_cache_index);
return TS->font_get_size_cache_list(cache[p_cache_index]);
}
void FontFile::clear_size_cache(int p_cache_index) {
ERR_FAIL_COND(p_cache_index < 0);
_ensure_rid(p_cache_index);
TS->font_clear_size_cache(cache[p_cache_index]);
}
void FontFile::remove_size_cache(int p_cache_index, const Vector2i &p_size) {
ERR_FAIL_COND(p_cache_index < 0);
_ensure_rid(p_cache_index);
TS->font_remove_size_cache(cache[p_cache_index], p_size);
}
void FontFile::set_variation_coordinates(int p_cache_index, const Dictionary &p_variation_coordinates) {
ERR_FAIL_COND(p_cache_index < 0);
_ensure_rid(p_cache_index);
TS->font_set_variation_coordinates(cache[p_cache_index], p_variation_coordinates);
}
Dictionary FontFile::get_variation_coordinates(int p_cache_index) const {
ERR_FAIL_COND_V(p_cache_index < 0, Dictionary());
_ensure_rid(p_cache_index);
return TS->font_get_variation_coordinates(cache[p_cache_index]);
}
void FontFile::set_embolden(int p_cache_index, float p_strength) {
ERR_FAIL_COND(p_cache_index < 0);
_ensure_rid(p_cache_index);
TS->font_set_embolden(cache[p_cache_index], p_strength);
}
float FontFile::get_embolden(int p_cache_index) const {
ERR_FAIL_COND_V(p_cache_index < 0, 0.f);
_ensure_rid(p_cache_index);
return TS->font_get_embolden(cache[p_cache_index]);
}
void FontFile::set_transform(int p_cache_index, Transform2D p_transform) {
ERR_FAIL_COND(p_cache_index < 0);
_ensure_rid(p_cache_index);
TS->font_set_transform(cache[p_cache_index], p_transform);
}
Transform2D FontFile::get_transform(int p_cache_index) const {
ERR_FAIL_COND_V(p_cache_index < 0, Transform2D());
_ensure_rid(p_cache_index);
return TS->font_get_transform(cache[p_cache_index]);
}
void FontFile::set_face_index(int p_cache_index, int64_t p_index) {
ERR_FAIL_COND(p_cache_index < 0);
ERR_FAIL_COND(p_index < 0);
ERR_FAIL_COND(p_index >= 0x7FFF);
_ensure_rid(p_cache_index);
TS->font_set_face_index(cache[p_cache_index], p_index);
}
int64_t FontFile::get_face_index(int p_cache_index) const {
ERR_FAIL_COND_V(p_cache_index < 0, 0);
_ensure_rid(p_cache_index);
return TS->font_get_face_index(cache[p_cache_index]);
}
void FontFile::set_cache_ascent(int p_cache_index, int p_size, real_t p_ascent) {
ERR_FAIL_COND(p_cache_index < 0);
_ensure_rid(p_cache_index);
TS->font_set_ascent(cache[p_cache_index], p_size, p_ascent);
}
real_t FontFile::get_cache_ascent(int p_cache_index, int p_size) const {
ERR_FAIL_COND_V(p_cache_index < 0, 0.f);
_ensure_rid(p_cache_index);
return TS->font_get_ascent(cache[p_cache_index], p_size);
}
void FontFile::set_cache_descent(int p_cache_index, int p_size, real_t p_descent) {
ERR_FAIL_COND(p_cache_index < 0);
_ensure_rid(p_cache_index);
TS->font_set_descent(cache[p_cache_index], p_size, p_descent);
}
real_t FontFile::get_cache_descent(int p_cache_index, int p_size) const {
ERR_FAIL_COND_V(p_cache_index < 0, 0.f);
_ensure_rid(p_cache_index);
return TS->font_get_descent(cache[p_cache_index], p_size);
}
void FontFile::set_cache_underline_position(int p_cache_index, int p_size, real_t p_underline_position) {
ERR_FAIL_COND(p_cache_index < 0);
_ensure_rid(p_cache_index);
TS->font_set_underline_position(cache[p_cache_index], p_size, p_underline_position);
}
real_t FontFile::get_cache_underline_position(int p_cache_index, int p_size) const {
ERR_FAIL_COND_V(p_cache_index < 0, 0.f);
_ensure_rid(p_cache_index);
return TS->font_get_underline_position(cache[p_cache_index], p_size);
}
void FontFile::set_cache_underline_thickness(int p_cache_index, int p_size, real_t p_underline_thickness) {
ERR_FAIL_COND(p_cache_index < 0);
_ensure_rid(p_cache_index);
TS->font_set_underline_thickness(cache[p_cache_index], p_size, p_underline_thickness);
}
real_t FontFile::get_cache_underline_thickness(int p_cache_index, int p_size) const {
ERR_FAIL_COND_V(p_cache_index < 0, 0.f);
_ensure_rid(p_cache_index);
return TS->font_get_underline_thickness(cache[p_cache_index], p_size);
}
void FontFile::set_cache_scale(int p_cache_index, int p_size, real_t p_scale) {
ERR_FAIL_COND(p_cache_index < 0);
_ensure_rid(p_cache_index);
TS->font_set_scale(cache[p_cache_index], p_size, p_scale);
}
real_t FontFile::get_cache_scale(int p_cache_index, int p_size) const {
ERR_FAIL_COND_V(p_cache_index < 0, 0.f);
_ensure_rid(p_cache_index);
return TS->font_get_scale(cache[p_cache_index], p_size);
}
int FontFile::get_texture_count(int p_cache_index, const Vector2i &p_size) const {
ERR_FAIL_COND_V(p_cache_index < 0, 0);
_ensure_rid(p_cache_index);
return TS->font_get_texture_count(cache[p_cache_index], p_size);
}
void FontFile::clear_textures(int p_cache_index, const Vector2i &p_size) {
ERR_FAIL_COND(p_cache_index < 0);
_ensure_rid(p_cache_index);
TS->font_clear_textures(cache[p_cache_index], p_size);
}
void FontFile::remove_texture(int p_cache_index, const Vector2i &p_size, int p_texture_index) {
ERR_FAIL_COND(p_cache_index < 0);
_ensure_rid(p_cache_index);
TS->font_remove_texture(cache[p_cache_index], p_size, p_texture_index);
}
void FontFile::set_texture_image(int p_cache_index, const Vector2i &p_size, int p_texture_index, const Ref<Image> &p_image) {
ERR_FAIL_COND(p_cache_index < 0);
_ensure_rid(p_cache_index);
TS->font_set_texture_image(cache[p_cache_index], p_size, p_texture_index, p_image);
}
Ref<Image> FontFile::get_texture_image(int p_cache_index, const Vector2i &p_size, int p_texture_index) const {
ERR_FAIL_COND_V(p_cache_index < 0, Ref<Image>());
_ensure_rid(p_cache_index);
return TS->font_get_texture_image(cache[p_cache_index], p_size, p_texture_index);
}
void FontFile::set_texture_offsets(int p_cache_index, const Vector2i &p_size, int p_texture_index, const PackedInt32Array &p_offset) {
ERR_FAIL_COND(p_cache_index < 0);
_ensure_rid(p_cache_index);
TS->font_set_texture_offsets(cache[p_cache_index], p_size, p_texture_index, p_offset);
}
PackedInt32Array FontFile::get_texture_offsets(int p_cache_index, const Vector2i &p_size, int p_texture_index) const {
ERR_FAIL_COND_V(p_cache_index < 0, PackedInt32Array());
_ensure_rid(p_cache_index);
return TS->font_get_texture_offsets(cache[p_cache_index], p_size, p_texture_index);
}
PackedInt32Array FontFile::get_glyph_list(int p_cache_index, const Vector2i &p_size) const {
ERR_FAIL_COND_V(p_cache_index < 0, PackedInt32Array());
_ensure_rid(p_cache_index);
return TS->font_get_glyph_list(cache[p_cache_index], p_size);
}
void FontFile::clear_glyphs(int p_cache_index, const Vector2i &p_size) {
ERR_FAIL_COND(p_cache_index < 0);
_ensure_rid(p_cache_index);
TS->font_clear_glyphs(cache[p_cache_index], p_size);
}
void FontFile::remove_glyph(int p_cache_index, const Vector2i &p_size, int32_t p_glyph) {
ERR_FAIL_COND(p_cache_index < 0);
_ensure_rid(p_cache_index);
TS->font_remove_glyph(cache[p_cache_index], p_size, p_glyph);
}
void FontFile::set_glyph_advance(int p_cache_index, int p_size, int32_t p_glyph, const Vector2 &p_advance) {
ERR_FAIL_COND(p_cache_index < 0);
_ensure_rid(p_cache_index);
TS->font_set_glyph_advance(cache[p_cache_index], p_size, p_glyph, p_advance);
}
Vector2 FontFile::get_glyph_advance(int p_cache_index, int p_size, int32_t p_glyph) const {
ERR_FAIL_COND_V(p_cache_index < 0, Vector2());
_ensure_rid(p_cache_index);
return TS->font_get_glyph_advance(cache[p_cache_index], p_size, p_glyph);
}
void FontFile::set_glyph_offset(int p_cache_index, const Vector2i &p_size, int32_t p_glyph, const Vector2 &p_offset) {
ERR_FAIL_COND(p_cache_index < 0);
_ensure_rid(p_cache_index);
TS->font_set_glyph_offset(cache[p_cache_index], p_size, p_glyph, p_offset);
}
Vector2 FontFile::get_glyph_offset(int p_cache_index, const Vector2i &p_size, int32_t p_glyph) const {
ERR_FAIL_COND_V(p_cache_index < 0, Vector2());
_ensure_rid(p_cache_index);
return TS->font_get_glyph_offset(cache[p_cache_index], p_size, p_glyph);
}
void FontFile::set_glyph_size(int p_cache_index, const Vector2i &p_size, int32_t p_glyph, const Vector2 &p_gl_size) {
ERR_FAIL_COND(p_cache_index < 0);
_ensure_rid(p_cache_index);
TS->font_set_glyph_size(cache[p_cache_index], p_size, p_glyph, p_gl_size);
}
Vector2 FontFile::get_glyph_size(int p_cache_index, const Vector2i &p_size, int32_t p_glyph) const {
ERR_FAIL_COND_V(p_cache_index < 0, Vector2());
_ensure_rid(p_cache_index);
return TS->font_get_glyph_size(cache[p_cache_index], p_size, p_glyph);
}
void FontFile::set_glyph_uv_rect(int p_cache_index, const Vector2i &p_size, int32_t p_glyph, const Rect2 &p_uv_rect) {
ERR_FAIL_COND(p_cache_index < 0);
_ensure_rid(p_cache_index);
TS->font_set_glyph_uv_rect(cache[p_cache_index], p_size, p_glyph, p_uv_rect);
}
Rect2 FontFile::get_glyph_uv_rect(int p_cache_index, const Vector2i &p_size, int32_t p_glyph) const {
ERR_FAIL_COND_V(p_cache_index < 0, Rect2());
_ensure_rid(p_cache_index);
return TS->font_get_glyph_uv_rect(cache[p_cache_index], p_size, p_glyph);
}
void FontFile::set_glyph_texture_idx(int p_cache_index, const Vector2i &p_size, int32_t p_glyph, int p_texture_idx) {
ERR_FAIL_COND(p_cache_index < 0);
_ensure_rid(p_cache_index);
TS->font_set_glyph_texture_idx(cache[p_cache_index], p_size, p_glyph, p_texture_idx);
}
int FontFile::get_glyph_texture_idx(int p_cache_index, const Vector2i &p_size, int32_t p_glyph) const {
ERR_FAIL_COND_V(p_cache_index < 0, 0);
_ensure_rid(p_cache_index);
return TS->font_get_glyph_texture_idx(cache[p_cache_index], p_size, p_glyph);
}
TypedArray<Vector2i> FontFile::get_kerning_list(int p_cache_index, int p_size) const {
ERR_FAIL_COND_V(p_cache_index < 0, Array());
_ensure_rid(p_cache_index);
return TS->font_get_kerning_list(cache[p_cache_index], p_size);
}
void FontFile::clear_kerning_map(int p_cache_index, int p_size) {
ERR_FAIL_COND(p_cache_index < 0);
_ensure_rid(p_cache_index);
TS->font_clear_kerning_map(cache[p_cache_index], p_size);
}
void FontFile::remove_kerning(int p_cache_index, int p_size, const Vector2i &p_glyph_pair) {
ERR_FAIL_COND(p_cache_index < 0);
_ensure_rid(p_cache_index);
TS->font_remove_kerning(cache[p_cache_index], p_size, p_glyph_pair);
}
void FontFile::set_kerning(int p_cache_index, int p_size, const Vector2i &p_glyph_pair, const Vector2 &p_kerning) {
ERR_FAIL_COND(p_cache_index < 0);
_ensure_rid(p_cache_index);
TS->font_set_kerning(cache[p_cache_index], p_size, p_glyph_pair, p_kerning);
}
Vector2 FontFile::get_kerning(int p_cache_index, int p_size, const Vector2i &p_glyph_pair) const {
ERR_FAIL_COND_V(p_cache_index < 0, Vector2());
_ensure_rid(p_cache_index);
return TS->font_get_kerning(cache[p_cache_index], p_size, p_glyph_pair);
}
void FontFile::render_range(int p_cache_index, const Vector2i &p_size, char32_t p_start, char32_t p_end) {
ERR_FAIL_COND(p_cache_index < 0);
_ensure_rid(p_cache_index);
TS->font_render_range(cache[p_cache_index], p_size, p_start, p_end);
}
void FontFile::render_glyph(int p_cache_index, const Vector2i &p_size, int32_t p_index) {
ERR_FAIL_COND(p_cache_index < 0);
_ensure_rid(p_cache_index);
TS->font_render_glyph(cache[p_cache_index], p_size, p_index);
}
void FontFile::set_language_support_override(const String &p_language, bool p_supported) {
_ensure_rid(0);
TS->font_set_language_support_override(cache[0], p_language, p_supported);
}
bool FontFile::get_language_support_override(const String &p_language) const {
_ensure_rid(0);
return TS->font_get_language_support_override(cache[0], p_language);
}
void FontFile::remove_language_support_override(const String &p_language) {
_ensure_rid(0);
TS->font_remove_language_support_override(cache[0], p_language);
}
Vector<String> FontFile::get_language_support_overrides() const {
_ensure_rid(0);
return TS->font_get_language_support_overrides(cache[0]);
}
void FontFile::set_script_support_override(const String &p_script, bool p_supported) {
_ensure_rid(0);
TS->font_set_script_support_override(cache[0], p_script, p_supported);
}
bool FontFile::get_script_support_override(const String &p_script) const {
_ensure_rid(0);
return TS->font_get_script_support_override(cache[0], p_script);
}
void FontFile::remove_script_support_override(const String &p_script) {
_ensure_rid(0);
TS->font_remove_script_support_override(cache[0], p_script);
}
Vector<String> FontFile::get_script_support_overrides() const {
_ensure_rid(0);
return TS->font_get_script_support_overrides(cache[0]);
}
void FontFile::set_opentype_feature_overrides(const Dictionary &p_overrides) {
_ensure_rid(0);
TS->font_set_opentype_feature_overrides(cache[0], p_overrides);
}
Dictionary FontFile::get_opentype_feature_overrides() const {
_ensure_rid(0);
return TS->font_get_opentype_feature_overrides(cache[0]);
}
int32_t FontFile::get_glyph_index(int p_size, char32_t p_char, char32_t p_variation_selector) const {
_ensure_rid(0);
return TS->font_get_glyph_index(cache[0], p_size, p_char, p_variation_selector);
}
FontFile::FontFile() {
}
FontFile::~FontFile() {
_clear_cache();
}
/*************************************************************************/
/* FontVariation */
/*************************************************************************/
void FontVariation::_bind_methods() {
ClassDB::bind_method(D_METHOD("set_base_font", "font"), &FontVariation::set_base_font);
ClassDB::bind_method(D_METHOD("get_base_font"), &FontVariation::get_base_font);
ClassDB::bind_method(D_METHOD("set_variation_opentype", "coords"), &FontVariation::set_variation_opentype);
ClassDB::bind_method(D_METHOD("get_variation_opentype"), &FontVariation::get_variation_opentype);
ClassDB::bind_method(D_METHOD("set_variation_embolden", "strength"), &FontVariation::set_variation_embolden);
ClassDB::bind_method(D_METHOD("get_variation_embolden"), &FontVariation::get_variation_embolden);
ClassDB::bind_method(D_METHOD("set_variation_face_index", "face_index"), &FontVariation::set_variation_face_index);
ClassDB::bind_method(D_METHOD("get_variation_face_index"), &FontVariation::get_variation_face_index);
ClassDB::bind_method(D_METHOD("set_variation_transform", "transform"), &FontVariation::set_variation_transform);
ClassDB::bind_method(D_METHOD("get_variation_transform"), &FontVariation::get_variation_transform);
ClassDB::bind_method(D_METHOD("set_opentype_features", "features"), &FontVariation::set_opentype_features);
ClassDB::bind_method(D_METHOD("set_spacing", "spacing", "value"), &FontVariation::set_spacing);
ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "base_font", PROPERTY_HINT_RESOURCE_TYPE, "Font"), "set_base_font", "get_base_font");
ADD_PROPERTY(PropertyInfo(Variant::ARRAY, "fallbacks", PROPERTY_HINT_ARRAY_TYPE, vformat("%s/%s:%s", Variant::OBJECT, PROPERTY_HINT_RESOURCE_TYPE, "Font")), "set_fallbacks", "get_fallbacks");
ADD_GROUP("Variation", "variation");
ADD_PROPERTY(PropertyInfo(Variant::DICTIONARY, "variation_opentype"), "set_variation_opentype", "get_variation_opentype");
ADD_PROPERTY(PropertyInfo(Variant::INT, "variation_face_index"), "set_variation_face_index", "get_variation_face_index");
ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "variation_embolden", PROPERTY_HINT_RANGE, "-2,2,0.01"), "set_variation_embolden", "get_variation_embolden");
ADD_PROPERTY(PropertyInfo(Variant::TRANSFORM2D, "variation_transform", PROPERTY_HINT_NONE, "suffix:px"), "set_variation_transform", "get_variation_transform");
ADD_GROUP("OpenType Features", "opentype");
ADD_PROPERTY(PropertyInfo(Variant::DICTIONARY, "opentype_features"), "set_opentype_features", "get_opentype_features");
ADD_GROUP("Extra Spacing", "spacing");
ADD_PROPERTYI(PropertyInfo(Variant::INT, "spacing_glyph", PROPERTY_HINT_NONE, "suffix:px"), "set_spacing", "get_spacing", TextServer::SPACING_GLYPH);
ADD_PROPERTYI(PropertyInfo(Variant::INT, "spacing_space", PROPERTY_HINT_NONE, "suffix:px"), "set_spacing", "get_spacing", TextServer::SPACING_SPACE);
ADD_PROPERTYI(PropertyInfo(Variant::INT, "spacing_top", PROPERTY_HINT_NONE, "suffix:px"), "set_spacing", "get_spacing", TextServer::SPACING_TOP);
ADD_PROPERTYI(PropertyInfo(Variant::INT, "spacing_bottom", PROPERTY_HINT_NONE, "suffix:px"), "set_spacing", "get_spacing", TextServer::SPACING_BOTTOM);
}
void FontVariation::_update_rids() const {
Ref<Font> f = _get_base_font_or_default();
rids.clear();
if (fallbacks.is_empty() && f.is_valid()) {
RID rid = _get_rid();
if (rid.is_valid()) {
rids.push_back(rid);
}
const TypedArray<Font> &base_fallbacks = f->get_fallbacks();
for (int i = 0; i < base_fallbacks.size(); i++) {
_update_rids_fb(base_fallbacks[i], 0);
}
} else {
_update_rids_fb(const_cast<FontVariation *>(this), 0);
}
dirty_rids = false;
}
void FontVariation::reset_state() {
if (base_font.is_valid()) {
base_font->disconnect(CoreStringNames::get_singleton()->changed, callable_mp(reinterpret_cast<Font *>(this), &Font::_invalidate_rids));
base_font.unref();
}
if (theme_font.is_valid()) {
theme_font->disconnect(CoreStringNames::get_singleton()->changed, callable_mp(reinterpret_cast<Font *>(this), &Font::_invalidate_rids));
theme_font.unref();
}
variation = Variation();
opentype_features = Dictionary();
for (int i = 0; i < TextServer::SPACING_MAX; i++) {
extra_spacing[i] = 0;
}
Font::reset_state();
}
void FontVariation::set_base_font(const Ref<Font> &p_font) {
if (base_font != p_font) {
if (base_font.is_valid()) {
base_font->disconnect(CoreStringNames::get_singleton()->changed, callable_mp(reinterpret_cast<Font *>(this), &Font::_invalidate_rids));
}
base_font = p_font;
if (base_font.is_valid()) {
base_font->connect(CoreStringNames::get_singleton()->changed, callable_mp(reinterpret_cast<Font *>(this), &Font::_invalidate_rids), CONNECT_REFERENCE_COUNTED);
}
_invalidate_rids();
notify_property_list_changed();
}
}
Ref<Font> FontVariation::get_base_font() const {
return base_font;
}
Ref<Font> FontVariation::_get_base_font_or_default() const {
if (theme_font.is_valid()) {
theme_font->disconnect(CoreStringNames::get_singleton()->changed, callable_mp(reinterpret_cast<Font *>(const_cast<FontVariation *>(this)), &Font::_invalidate_rids));
theme_font.unref();
}
if (base_font.is_valid()) {
return base_font;
}
// Check the project-defined Theme resource.
if (ThemeDB::get_singleton()->get_project_theme().is_valid()) {
List<StringName> theme_types;
ThemeDB::get_singleton()->get_project_theme()->get_type_dependencies(get_class_name(), StringName(), &theme_types);
for (const StringName &E : theme_types) {
if (ThemeDB::get_singleton()->get_project_theme()->has_theme_item(Theme::DATA_TYPE_FONT, "font", E)) {
Ref<Font> f = ThemeDB::get_singleton()->get_project_theme()->get_theme_item(Theme::DATA_TYPE_FONT, "font", E);
if (f.is_valid()) {
theme_font = f;
theme_font->connect(CoreStringNames::get_singleton()->changed, callable_mp(reinterpret_cast<Font *>(const_cast<FontVariation *>(this)), &Font::_invalidate_rids), CONNECT_REFERENCE_COUNTED);
}
return f;
}
}
}
// Lastly, fall back on the items defined in the default Theme, if they exist.
if (ThemeDB::get_singleton()->get_default_theme().is_valid()) {
List<StringName> theme_types;
ThemeDB::get_singleton()->get_default_theme()->get_type_dependencies(get_class_name(), StringName(), &theme_types);
for (const StringName &E : theme_types) {
if (ThemeDB::get_singleton()->get_default_theme()->has_theme_item(Theme::DATA_TYPE_FONT, "font", E)) {
Ref<Font> f = ThemeDB::get_singleton()->get_default_theme()->get_theme_item(Theme::DATA_TYPE_FONT, "font", E);
if (f.is_valid()) {
theme_font = f;
theme_font->connect(CoreStringNames::get_singleton()->changed, callable_mp(reinterpret_cast<Font *>(const_cast<FontVariation *>(this)), &Font::_invalidate_rids), CONNECT_REFERENCE_COUNTED);
}
return f;
}
}
// If they don't exist, use any type to return the default/empty value.
Ref<Font> f = ThemeDB::get_singleton()->get_default_theme()->get_theme_item(Theme::DATA_TYPE_FONT, "font", StringName());
if (f.is_valid()) {
theme_font = f;
theme_font->connect(CoreStringNames::get_singleton()->changed, callable_mp(reinterpret_cast<Font *>(const_cast<FontVariation *>(this)), &Font::_invalidate_rids), CONNECT_REFERENCE_COUNTED);
}
return f;
}
return Ref<Font>();
}
void FontVariation::set_variation_opentype(const Dictionary &p_coords) {
if (variation.opentype != p_coords) {
variation.opentype = p_coords;
_invalidate_rids();
}
}
Dictionary FontVariation::get_variation_opentype() const {
return variation.opentype;
}
void FontVariation::set_variation_embolden(float p_strength) {
if (variation.embolden != p_strength) {
variation.embolden = p_strength;
_invalidate_rids();
}
}
float FontVariation::get_variation_embolden() const {
return variation.embolden;
}
void FontVariation::set_variation_transform(Transform2D p_transform) {
if (variation.transform != p_transform) {
variation.transform = p_transform;
_invalidate_rids();
}
}
Transform2D FontVariation::get_variation_transform() const {
return variation.transform;
}
void FontVariation::set_variation_face_index(int p_face_index) {
if (variation.face_index != p_face_index) {
variation.face_index = p_face_index;
_invalidate_rids();
}
}
int FontVariation::get_variation_face_index() const {
return variation.face_index;
}
void FontVariation::set_opentype_features(const Dictionary &p_features) {
if (opentype_features != p_features) {
opentype_features = p_features;
_invalidate_rids();
}
}
Dictionary FontVariation::get_opentype_features() const {
return opentype_features;
}
void FontVariation::set_spacing(TextServer::SpacingType p_spacing, int p_value) {
ERR_FAIL_INDEX((int)p_spacing, TextServer::SPACING_MAX);
if (extra_spacing[p_spacing] != p_value) {
extra_spacing[p_spacing] = p_value;
_invalidate_rids();
}
}
int FontVariation::get_spacing(TextServer::SpacingType p_spacing) const {
ERR_FAIL_INDEX_V((int)p_spacing, TextServer::SPACING_MAX, 0);
return extra_spacing[p_spacing];
}
RID FontVariation::find_variation(const Dictionary &p_variation_coordinates, int p_face_index, float p_strength, Transform2D p_transform) const {
Ref<Font> f = _get_base_font_or_default();
if (f.is_valid()) {
return f->find_variation(p_variation_coordinates, p_face_index, p_strength, p_transform);
}
return RID();
}
RID FontVariation::_get_rid() const {
Ref<Font> f = _get_base_font_or_default();
if (f.is_valid()) {
return f->find_variation(variation.opentype, variation.face_index, variation.embolden, variation.transform);
}
return RID();
}
FontVariation::FontVariation() {
for (int i = 0; i < TextServer::SPACING_MAX; i++) {
extra_spacing[i] = 0;
}
}
FontVariation::~FontVariation() {
}
/*************************************************************************/
/* SystemFont */
/*************************************************************************/
void SystemFont::_bind_methods() {
ClassDB::bind_method(D_METHOD("set_antialiasing", "antialiasing"), &SystemFont::set_antialiasing);
ClassDB::bind_method(D_METHOD("get_antialiasing"), &SystemFont::get_antialiasing);
ClassDB::bind_method(D_METHOD("set_generate_mipmaps", "generate_mipmaps"), &SystemFont::set_generate_mipmaps);
ClassDB::bind_method(D_METHOD("get_generate_mipmaps"), &SystemFont::get_generate_mipmaps);
ClassDB::bind_method(D_METHOD("set_force_autohinter", "force_autohinter"), &SystemFont::set_force_autohinter);
ClassDB::bind_method(D_METHOD("is_force_autohinter"), &SystemFont::is_force_autohinter);
ClassDB::bind_method(D_METHOD("set_hinting", "hinting"), &SystemFont::set_hinting);
ClassDB::bind_method(D_METHOD("get_hinting"), &SystemFont::get_hinting);
ClassDB::bind_method(D_METHOD("set_subpixel_positioning", "subpixel_positioning"), &SystemFont::set_subpixel_positioning);
ClassDB::bind_method(D_METHOD("get_subpixel_positioning"), &SystemFont::get_subpixel_positioning);
ClassDB::bind_method(D_METHOD("set_multichannel_signed_distance_field", "msdf"), &SystemFont::set_multichannel_signed_distance_field);
ClassDB::bind_method(D_METHOD("is_multichannel_signed_distance_field"), &SystemFont::is_multichannel_signed_distance_field);
ClassDB::bind_method(D_METHOD("set_oversampling", "oversampling"), &SystemFont::set_oversampling);
ClassDB::bind_method(D_METHOD("get_oversampling"), &SystemFont::get_oversampling);
ClassDB::bind_method(D_METHOD("get_font_names"), &SystemFont::get_font_names);
ClassDB::bind_method(D_METHOD("set_font_names", "names"), &SystemFont::set_font_names);
ClassDB::bind_method(D_METHOD("set_font_style", "style"), &SystemFont::set_font_style);
ADD_PROPERTY(PropertyInfo(Variant::PACKED_STRING_ARRAY, "font_names"), "set_font_names", "get_font_names");
ADD_PROPERTY(PropertyInfo(Variant::INT, "font_style", PROPERTY_HINT_FLAGS, "Bold,Italic"), "set_font_style", "get_font_style");
ADD_PROPERTY(PropertyInfo(Variant::INT, "antialiasing", PROPERTY_HINT_ENUM, "None,Grayscale,LCD sub-pixel", PROPERTY_USAGE_STORAGE), "set_antialiasing", "get_antialiasing");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "generate_mipmaps"), "set_generate_mipmaps", "get_generate_mipmaps");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "force_autohinter"), "set_force_autohinter", "is_force_autohinter");
ADD_PROPERTY(PropertyInfo(Variant::INT, "hinting", PROPERTY_HINT_ENUM, "None,Light,Normal"), "set_hinting", "get_hinting");
ADD_PROPERTY(PropertyInfo(Variant::INT, "subpixel_positioning", PROPERTY_HINT_ENUM, "Disabled,Auto,One half of a pixel,One quarter of a pixel"), "set_subpixel_positioning", "get_subpixel_positioning");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "multichannel_signed_distance_field"), "set_multichannel_signed_distance_field", "is_multichannel_signed_distance_field");
ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "oversampling", PROPERTY_HINT_RANGE, "0,10,0.1"), "set_oversampling", "get_oversampling");
ADD_PROPERTY(PropertyInfo(Variant::ARRAY, "fallbacks", PROPERTY_HINT_ARRAY_TYPE, vformat("%s/%s:%s", Variant::OBJECT, PROPERTY_HINT_RESOURCE_TYPE, "Font")), "set_fallbacks", "get_fallbacks");
}
void SystemFont::_update_rids() const {
Ref<Font> f = _get_base_font_or_default();
rids.clear();
if (fallbacks.is_empty() && f.is_valid()) {
RID rid = _get_rid();
if (rid.is_valid()) {
rids.push_back(rid);
}
const TypedArray<Font> &base_fallbacks = f->get_fallbacks();
for (int i = 0; i < base_fallbacks.size(); i++) {
_update_rids_fb(base_fallbacks[i], 0);
}
} else {
_update_rids_fb(const_cast<SystemFont *>(this), 0);
}
dirty_rids = false;
}
void SystemFont::_update_base_font() {
if (base_font.is_valid()) {
base_font->disconnect(CoreStringNames::get_singleton()->changed, callable_mp(reinterpret_cast<Font *>(this), &Font::_invalidate_rids));
base_font.unref();
}
face_indeces.clear();
ftr_weight = 0;
ftr_italic = 0;
for (const String &E : names) {
if (E.is_empty()) {
continue;
}
String path = OS::get_singleton()->get_system_font_path(E, style & TextServer::FONT_BOLD, style & TextServer::FONT_ITALIC);
if (path.is_empty()) {
continue;
}
Ref<FontFile> file;
file.instantiate();
Error err = file->load_dynamic_font(path);
if (err != OK) {
continue;
}
// If it's a font collection check all faces to match requested style.
for (int i = 0; i < file->get_face_count(); i++) {
file->set_face_index(0, i);
if (((file->get_font_style() & TextServer::FONT_BOLD) == (style & TextServer::FONT_BOLD)) && ((file->get_font_style() & TextServer::FONT_ITALIC) == (style & TextServer::FONT_ITALIC))) {
face_indeces.push_back(i);
}
}
if (face_indeces.is_empty()) {
face_indeces.push_back(0);
}
file->set_face_index(0, face_indeces[0]);
// If it's a variable font, apply weight and italic coordinates to match requested style.
Dictionary ftr = file->get_supported_variation_list();
if ((style & TextServer::FONT_BOLD) && ftr.has(TS->name_to_tag("weight"))) {
ftr_weight = 700;
}
if ((style & TextServer::FONT_ITALIC) && ftr.has(TS->name_to_tag("italic"))) {
ftr_italic = 1;
}
// Apply font rendering settings.
file->set_antialiasing(antialiasing);
file->set_generate_mipmaps(mipmaps);
file->set_force_autohinter(force_autohinter);
file->set_hinting(hinting);
file->set_subpixel_positioning(subpixel_positioning);
file->set_multichannel_signed_distance_field(msdf);
file->set_oversampling(oversampling);
base_font = file;
break;
}
if (base_font.is_valid()) {
base_font->connect(CoreStringNames::get_singleton()->changed, callable_mp(reinterpret_cast<Font *>(this), &Font::_invalidate_rids), CONNECT_REFERENCE_COUNTED);
}
_invalidate_rids();
notify_property_list_changed();
}
void SystemFont::reset_state() {
if (base_font.is_valid()) {
base_font->disconnect(CoreStringNames::get_singleton()->changed, callable_mp(reinterpret_cast<Font *>(this), &Font::_invalidate_rids));
base_font.unref();
}
if (theme_font.is_valid()) {
theme_font->disconnect(CoreStringNames::get_singleton()->changed, callable_mp(reinterpret_cast<Font *>(this), &Font::_invalidate_rids));
theme_font.unref();
}
names.clear();
face_indeces.clear();
ftr_weight = 0;
ftr_italic = 0;
style = 0;
antialiasing = TextServer::FONT_ANTIALIASING_GRAY;
mipmaps = false;
force_autohinter = false;
hinting = TextServer::HINTING_LIGHT;
subpixel_positioning = TextServer::SUBPIXEL_POSITIONING_DISABLED;
oversampling = 0.f;
msdf = false;
Font::reset_state();
}
Ref<Font> SystemFont::_get_base_font_or_default() const {
if (theme_font.is_valid()) {
theme_font->disconnect(CoreStringNames::get_singleton()->changed, callable_mp(reinterpret_cast<Font *>(const_cast<SystemFont *>(this)), &Font::_invalidate_rids));
theme_font.unref();
}
if (base_font.is_valid()) {
return base_font;
}
// Check the project-defined Theme resource.
if (ThemeDB::get_singleton()->get_project_theme().is_valid()) {
List<StringName> theme_types;
ThemeDB::get_singleton()->get_project_theme()->get_type_dependencies(get_class_name(), StringName(), &theme_types);
for (const StringName &E : theme_types) {
if (ThemeDB::get_singleton()->get_project_theme()->has_theme_item(Theme::DATA_TYPE_FONT, "font", E)) {
Ref<Font> f = ThemeDB::get_singleton()->get_project_theme()->get_theme_item(Theme::DATA_TYPE_FONT, "font", E);
if (f.is_valid()) {
theme_font = f;
theme_font->connect(CoreStringNames::get_singleton()->changed, callable_mp(reinterpret_cast<Font *>(const_cast<SystemFont *>(this)), &Font::_invalidate_rids), CONNECT_REFERENCE_COUNTED);
}
return f;
}
}
}
// Lastly, fall back on the items defined in the default Theme, if they exist.
if (ThemeDB::get_singleton()->get_default_theme().is_valid()) {
List<StringName> theme_types;
ThemeDB::get_singleton()->get_default_theme()->get_type_dependencies(get_class_name(), StringName(), &theme_types);
for (const StringName &E : theme_types) {
if (ThemeDB::get_singleton()->get_default_theme()->has_theme_item(Theme::DATA_TYPE_FONT, "font", E)) {
Ref<Font> f = ThemeDB::get_singleton()->get_default_theme()->get_theme_item(Theme::DATA_TYPE_FONT, "font", E);
if (f.is_valid()) {
theme_font = f;
theme_font->connect(CoreStringNames::get_singleton()->changed, callable_mp(reinterpret_cast<Font *>(const_cast<SystemFont *>(this)), &Font::_invalidate_rids), CONNECT_REFERENCE_COUNTED);
}
return f;
}
}
// If they don't exist, use any type to return the default/empty value.
Ref<Font> f = ThemeDB::get_singleton()->get_default_theme()->get_theme_item(Theme::DATA_TYPE_FONT, "font", StringName());
if (f.is_valid()) {
theme_font = f;
theme_font->connect(CoreStringNames::get_singleton()->changed, callable_mp(reinterpret_cast<Font *>(const_cast<SystemFont *>(this)), &Font::_invalidate_rids), CONNECT_REFERENCE_COUNTED);
}
return f;
}
return Ref<Font>();
}
void SystemFont::set_antialiasing(TextServer::FontAntialiasing p_antialiasing) {
if (antialiasing != p_antialiasing) {
antialiasing = p_antialiasing;
if (base_font.is_valid()) {
base_font->set_antialiasing(antialiasing);
}
emit_changed();
}
}
TextServer::FontAntialiasing SystemFont::get_antialiasing() const {
return antialiasing;
}
void SystemFont::set_generate_mipmaps(bool p_generate_mipmaps) {
if (mipmaps != p_generate_mipmaps) {
mipmaps = p_generate_mipmaps;
if (base_font.is_valid()) {
base_font->set_generate_mipmaps(mipmaps);
}
emit_changed();
}
}
bool SystemFont::get_generate_mipmaps() const {
return mipmaps;
}
void SystemFont::set_force_autohinter(bool p_force_autohinter) {
if (force_autohinter != p_force_autohinter) {
force_autohinter = p_force_autohinter;
if (base_font.is_valid()) {
base_font->set_force_autohinter(force_autohinter);
}
emit_changed();
}
}
bool SystemFont::is_force_autohinter() const {
return force_autohinter;
}
void SystemFont::set_hinting(TextServer::Hinting p_hinting) {
if (hinting != p_hinting) {
hinting = p_hinting;
if (base_font.is_valid()) {
base_font->set_hinting(hinting);
}
emit_changed();
}
}
TextServer::Hinting SystemFont::get_hinting() const {
return hinting;
}
void SystemFont::set_subpixel_positioning(TextServer::SubpixelPositioning p_subpixel) {
if (subpixel_positioning != p_subpixel) {
subpixel_positioning = p_subpixel;
if (base_font.is_valid()) {
base_font->set_subpixel_positioning(subpixel_positioning);
}
emit_changed();
}
}
TextServer::SubpixelPositioning SystemFont::get_subpixel_positioning() const {
return subpixel_positioning;
}
void SystemFont::set_multichannel_signed_distance_field(bool p_msdf) {
if (msdf != p_msdf) {
msdf = p_msdf;
if (base_font.is_valid()) {
base_font->set_multichannel_signed_distance_field(msdf);
}
emit_changed();
}
}
bool SystemFont::is_multichannel_signed_distance_field() const {
return msdf;
}
void SystemFont::set_oversampling(real_t p_oversampling) {
if (oversampling != p_oversampling) {
oversampling = p_oversampling;
if (base_font.is_valid()) {
base_font->set_oversampling(oversampling);
}
emit_changed();
}
}
real_t SystemFont::get_oversampling() const {
return oversampling;
}
void SystemFont::set_font_names(const PackedStringArray &p_names) {
if (names != p_names) {
names = p_names;
_update_base_font();
}
}
PackedStringArray SystemFont::get_font_names() const {
return names;
}
void SystemFont::set_font_style(BitField<TextServer::FontStyle> p_style) {
if (style != p_style) {
style = p_style;
_update_base_font();
}
}
BitField<TextServer::FontStyle> SystemFont::get_font_style() const {
return style;
}
int SystemFont::get_spacing(TextServer::SpacingType p_spacing) const {
if (base_font.is_valid()) {
return base_font->get_spacing(p_spacing);
} else {
return 0;
}
}
RID SystemFont::find_variation(const Dictionary &p_variation_coordinates, int p_face_index, float p_strength, Transform2D p_transform) const {
Ref<Font> f = _get_base_font_or_default();
if (f.is_valid()) {
Dictionary var = p_variation_coordinates;
if (ftr_weight > 0 && !var.has(TS->name_to_tag("weight"))) {
var[TS->name_to_tag("weight")] = ftr_weight;
}
if (ftr_italic > 0 && !var.has(TS->name_to_tag("italic"))) {
var[TS->name_to_tag("italic")] = ftr_italic;
}
if (!face_indeces.is_empty()) {
int face_index = CLAMP(p_face_index, 0, face_indeces.size() - 1);
return f->find_variation(var, face_indeces[face_index], p_strength, p_transform);
} else {
return f->find_variation(var, 0, p_strength, p_transform);
}
}
return RID();
}
RID SystemFont::_get_rid() const {
Ref<Font> f = _get_base_font_or_default();
if (f.is_valid()) {
if (!face_indeces.is_empty()) {
Dictionary var;
if (ftr_weight > 0) {
var[TS->name_to_tag("weight")] = ftr_weight;
}
if (ftr_italic > 0) {
var[TS->name_to_tag("italic")] = ftr_italic;
}
return f->find_variation(var, face_indeces[0]);
} else {
return f->_get_rid();
}
}
return RID();
}
int64_t SystemFont::get_face_count() const {
return face_indeces.size();
}
SystemFont::SystemFont() {
/* NOP */
}
SystemFont::~SystemFont() {
}
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