RetroArch/gfx/fonts/fonts.h
2013-01-12 00:13:30 +01:00

58 lines
1.8 KiB
C

/* RetroArch - A frontend for libretro.
* Copyright (C) 2010-2013 - Hans-Kristian Arntzen
*
* RetroArch is free software: you can redistribute it and/or modify it under the terms
* of the GNU General Public License as published by the Free Software Found-
* ation, either version 3 of the License, or (at your option) any later version.
*
* RetroArch is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
* PURPOSE. See the GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along with RetroArch.
* If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef __RARCH_FONTS_H
#define __RARCH_FONTS_H
#include <stdint.h>
#include "../../boolean.h"
typedef struct font_renderer font_renderer_t;
struct font_output
{
uint8_t *output; // 8-bit alpha.
unsigned width, height, pitch;
unsigned color;
unsigned scaling_factor;
int off_x, off_y;
int advance_x, advance_y, char_off_x, char_off_y; // for advanced font rendering
struct font_output *next; // linked list.
};
struct font_output_list
{
struct font_output *head;
};
typedef struct font_renderer_driver
{
void *(*init)(const char *font_path, float font_size);
void (*render_msg)(void *data, const char *msg, struct font_output_list *output);
void (*free_output)(void *data, struct font_output_list *list);
void (*free)(void *data);
const char *(*get_default_font)(void);
const char *ident;
} font_renderer_driver_t;
extern const font_renderer_driver_t ft_font_renderer;
extern const font_renderer_driver_t bitmap_font_renderer;
bool font_renderer_create_default(const font_renderer_driver_t **driver, void **handle);
#endif