mirror of
https://github.com/godotengine/godot
synced 2024-11-05 16:53:09 +00:00
160 lines
5 KiB
C++
160 lines
5 KiB
C++
/*************************************************************************/
|
|
/* font.h */
|
|
/*************************************************************************/
|
|
/* This file is part of: */
|
|
/* GODOT ENGINE */
|
|
/* http://www.godotengine.org */
|
|
/*************************************************************************/
|
|
/* Copyright (c) 2007-2015 Juan Linietsky, Ariel Manzur. */
|
|
/* */
|
|
/* 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_H
|
|
#define FONT_H
|
|
|
|
#include "resource.h"
|
|
#include "scene/resources/texture.h"
|
|
#include "map.h"
|
|
/**
|
|
@author Juan Linietsky <reduzio@gmail.com>
|
|
*/
|
|
class Font : public Resource {
|
|
|
|
OBJ_TYPE( Font, Resource );
|
|
RES_BASE_EXTENSION("fnt");
|
|
|
|
Vector< Ref<Texture> > textures;
|
|
|
|
public:
|
|
struct Character {
|
|
|
|
int texture_idx;
|
|
Rect2 rect;
|
|
float v_align;
|
|
float h_align;
|
|
float advance;
|
|
|
|
Character() { texture_idx=0; v_align=0; }
|
|
};
|
|
|
|
struct KerningPairKey {
|
|
|
|
union {
|
|
struct {
|
|
uint32_t A,B;
|
|
};
|
|
|
|
uint64_t pair;
|
|
};
|
|
|
|
_FORCE_INLINE_ bool operator<(const KerningPairKey& p_r) const { return pair<p_r.pair; }
|
|
};
|
|
|
|
private:
|
|
|
|
|
|
HashMap< CharType, Character > char_map;
|
|
Map<KerningPairKey,int> kerning_map;
|
|
|
|
float height;
|
|
float ascent;
|
|
bool distance_field_hint;
|
|
|
|
void _set_chars(const DVector<int>& p_chars);
|
|
DVector<int> _get_chars() const;
|
|
void _set_kernings(const DVector<int>& p_kernings);
|
|
DVector<int> _get_kernings() const;
|
|
void _set_textures(const Vector<Variant> & p_textures);
|
|
Vector<Variant> _get_textures() const;
|
|
|
|
protected:
|
|
|
|
static void _bind_methods();
|
|
|
|
public:
|
|
|
|
Error create_from_fnt(const String& p_file);
|
|
|
|
void set_height(float p_height);
|
|
float get_height() const;
|
|
|
|
void set_ascent(float p_ascent);
|
|
float get_ascent() const;
|
|
float get_descent() const;
|
|
|
|
void add_texture(const Ref<Texture>& p_texture);
|
|
void add_char(CharType p_char, int p_texture_idx, const Rect2& p_rect, const Size2& p_align, float p_advance=-1);
|
|
|
|
int get_character_count() const;
|
|
Vector<CharType> get_char_keys() const;
|
|
Character get_character(CharType p_char) const;
|
|
|
|
int get_texture_count() const;
|
|
Ref<Texture> get_texture(int p_idx) const;
|
|
|
|
void add_kerning_pair(CharType p_A,CharType p_B,int p_kerning);
|
|
int get_kerning_pair(CharType p_A,CharType p_B) const;
|
|
Vector<KerningPairKey> get_kerning_pair_keys() const;
|
|
|
|
_FORCE_INLINE_ Size2 get_char_size(CharType p_char,CharType p_next=0) const;
|
|
Size2 get_string_size(const String& p_string) const;
|
|
|
|
void clear();
|
|
|
|
void set_distance_field_hint(bool p_distance_field);
|
|
bool is_distance_field_hint() const;
|
|
|
|
void draw(RID p_canvas_item, const Point2& p_pos, const String& p_text,const Color& p_modulate=Color(1,1,1),int p_clip_w=-1) const;
|
|
void draw_halign(RID p_canvas_item, const Point2& p_pos, HAlign p_align,float p_width,const String& p_text,const Color& p_modulate=Color(1,1,1)) const;
|
|
float draw_char(RID p_canvas_item, const Point2& p_pos, const CharType& p_char,const CharType& p_next=0,const Color& p_modulate=Color(1,1,1)) const;
|
|
|
|
Font();
|
|
~Font();
|
|
};
|
|
|
|
|
|
Size2 Font::get_char_size(CharType p_char,CharType p_next) const {
|
|
|
|
const Character * c = char_map.getptr(p_char);
|
|
|
|
if (!c)
|
|
return Size2();
|
|
|
|
Size2 ret(c->advance,c->rect.size.y);
|
|
|
|
if (p_next) {
|
|
|
|
KerningPairKey kpk;
|
|
kpk.A=p_char;
|
|
kpk.B=p_next;
|
|
|
|
const Map<KerningPairKey,int>::Element *E=kerning_map.find(kpk);
|
|
if (E) {
|
|
|
|
ret.width-=E->get();
|
|
}
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
|
|
|
|
#endif
|