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+/*************************************************************************/
+/* font_adv.h */
+/*************************************************************************/
+/* This file is part of: */
+/* GODOT ENGINE */
+/* https://godotengine.org */
+/*************************************************************************/
+/* Copyright (c) 2007-2020 Juan Linietsky, Ariel Manzur. */
+/* Copyright (c) 2014-2020 Godot Engine contributors (cf. AUTHORS.md). */
+/* */
+/* Permission is hereby granted, free of charge, to any person obtaining */
+/* a copy of this software and associated documentation files (the */
+/* "Software"), to deal in the Software without restriction, including */
+/* without limitation the rights to use, copy, modify, merge, publish, */
+/* distribute, sublicense, and/or sell copies of the Software, and to */
+/* permit persons to whom the Software is furnished to do so, subject to */
+/* the following conditions: */
+/* */
+/* The above copyright notice and this permission notice shall be */
+/* included in all copies or substantial portions of the Software. */
+/* */
+/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
+/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
+/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
+/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
+/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
+/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
+/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
+/*************************************************************************/
+
+#ifndef FONT_ADV_H
+#define FONT_ADV_H
+
+#include "servers/text_server.h"
+
+#include <hb.h>
+
+struct FontDataAdvanced {
+ Map<String, bool> lang_support_overrides;
+ Map<String, bool> script_support_overrides;
+ bool valid = false;
+
+ virtual void clear_cache() = 0;
+
+ virtual Error load_from_file(const String &p_filename, int p_base_size) = 0;
+ virtual Error load_from_memory(const uint8_t *p_data, size_t p_size, int p_base_size) = 0;
+
+ virtual float get_height(int p_size) const = 0;
+ virtual float get_ascent(int p_size) const = 0;
+ virtual float get_descent(int p_size) const = 0;
+
+ virtual Dictionary get_feature_list() const { return Dictionary(); };
+ virtual Dictionary get_variation_list() const { return Dictionary(); };
+
+ virtual void set_variation(const String &p_name, double p_value){};
+ virtual double get_variation(const String &p_name) const { return 0; };
+
+ virtual float get_underline_position(int p_size) const = 0;
+ virtual float get_underline_thickness(int p_size) const = 0;
+
+ virtual void set_antialiased(bool p_antialiased) = 0;
+ virtual bool get_antialiased() const = 0;
+
+ virtual void set_hinting(TextServer::Hinting p_hinting) = 0;
+ virtual TextServer::Hinting get_hinting() const = 0;
+
+ virtual void set_distance_field_hint(bool p_distance_field) = 0;
+ virtual bool get_distance_field_hint() const = 0;
+
+ virtual void set_force_autohinter(bool p_enabeld) = 0;
+ virtual bool get_force_autohinter() const = 0;
+
+ virtual bool has_outline() const = 0;
+ virtual float get_base_size() const = 0;
+
+ virtual bool is_lang_supported(const String &p_lang) const { return false; };
+ virtual bool is_script_supported(uint32_t p_script) const { return false; };
+
+ virtual bool has_char(char32_t p_char) const = 0;
+ virtual String get_supported_chars() const = 0;
+ virtual float get_font_scale(int p_size) const { return 1.0f; };
+
+ virtual hb_font_t *get_hb_handle(int p_size) = 0;
+ virtual uint32_t get_glyph_index(char32_t p_char, char32_t p_variation_selector) const = 0;
+ virtual Vector2 get_advance(uint32_t p_char, int p_size) const = 0;
+ virtual Vector2 get_kerning(uint32_t p_char, uint32_t p_next, int p_size) const = 0;
+
+ virtual Vector2 draw_glyph(RID p_canvas, int p_size, const Vector2 &p_pos, uint32_t p_index, const Color &p_color) const = 0;
+ virtual Vector2 draw_glyph_outline(RID p_canvas, int p_size, int p_outline_size, const Vector2 &p_pos, uint32_t p_index, const Color &p_color) const = 0;
+
+ virtual ~FontDataAdvanced(){};
+};
+
+#endif // FONT_ADV_H