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/*************************************************************************/
/* font_adv.h */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2021 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
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