LookingGlass/client/include/interface/font.h

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/**
* Looking Glass
* Copyright © 2017-2021 The Looking Glass Authors
* https://looking-glass.io
*
* This program 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 Foundation; either version 2 of the License, or (at your option)
* any later version.
*
* This program 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 this program; if not, write to the Free Software Foundation, Inc., 59
* Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#pragma once
#include <stdint.h>
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#include <stdbool.h>
typedef void * LG_FontObj;
typedef struct LG_FontBitmap
{
void * reserved;
unsigned int width, height;
unsigned int bpp; // bytes per pixel
uint8_t * pixels;
}
LG_FontBitmap;
typedef bool (* LG_FontCreate )(LG_FontObj * opaque, const char * font_name, unsigned int size);
typedef void (* LG_FontDestroy )(LG_FontObj opaque);
typedef LG_FontBitmap * (* LG_FontRender )(LG_FontObj opaque, unsigned int fg_color, const char * text);
typedef void (* LG_FontRelease )(LG_FontObj opaque, LG_FontBitmap * bitmap);
typedef struct LG_Font
{
// mandatory support
const char * name;
LG_FontCreate create;
LG_FontDestroy destroy;
LG_FontRender render;
LG_FontRelease release;
}
LG_Font;