/*************************************************************************/ /* 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; int spacing_space = 0; int spacing_glyph = 0; virtual void clear_cache() = 0; virtual Error load_from_file(const String &p_filename, int p_base_size) { return ERR_CANT_CREATE; }; virtual Error load_from_memory(const uint8_t *p_data, size_t p_size, int p_base_size) { return ERR_CANT_CREATE; }; virtual Error bitmap_new(float p_height, float p_ascent, int p_base_size) { return ERR_CANT_CREATE; }; virtual void bitmap_add_texture(const Ref<Texture> &p_texture) { ERR_FAIL_MSG("Not supported."); }; virtual void bitmap_add_char(char32_t p_char, int p_texture_idx, const Rect2 &p_rect, const Size2 &p_align, float p_advance) { ERR_FAIL_MSG("Not supported."); }; virtual void bitmap_add_kerning_pair(char32_t p_A, char32_t p_B, int p_kerning) { ERR_FAIL_MSG("Not supported."); }; 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 int get_spacing_space() const { return spacing_space; }; virtual void set_spacing_space(int p_value) { spacing_space = p_value; clear_cache(); }; virtual int get_spacing_glyph() const { return spacing_glyph; }; virtual void set_spacing_glyph(int p_value) { spacing_glyph = p_value; clear_cache(); }; 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 true; }; virtual bool is_script_supported(uint32_t p_script) const { return true; }; 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 bool get_glyph_contours(int p_size, uint32_t p_index, Vector<Vector3> &r_points, Vector<int32_t> &r_contours, bool &r_orientation) const { return false; }; virtual ~FontDataAdvanced(){}; }; #endif // FONT_ADV_H