-/*
-libdrawtext - a simple library for fast text rendering in OpenGL
-Copyright (C) 2011-2016 John Tsiombikas <nuclear@member.fsf.org>
-
-This program is free software: you can redistribute it and/or modify
-it under the terms of the GNU Lesser General Public License as published by
-the Free Software Foundation, either version 3 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 Lesser General Public License for more details.
-
-You should have received a copy of the GNU Lesser General Public License
-along with this program. If not, see <http://www.gnu.org/licenses/>.
-*/
-#ifndef DRAWTEXT_IMPL_H_
-#define DRAWTEXT_IMPL_H_
-
-#include "drawtext.h"
-
-struct glyph {
- int code;
- float x, y, width, height;
- /* normalized coords [0, 1] */
- float nx, ny, nwidth, nheight;
- float orig_x, orig_y;
- float advance;
- struct glyph *next;
-};
-
-struct dtx_glyphmap {
- int ptsize;
-
- int xsz, ysz;
- unsigned int xsz_shift;
- unsigned char *pixels;
- unsigned int tex;
- int tex_valid;
- void *udata;
-
- int cstart, cend; /* character range */
- int crange;
-
- float line_advance;
- float baseline;
-
- struct glyph *glyphs;
- struct dtx_glyphmap *next;
-};
-
-struct dtx_font {
- /* freetype FT_Face */
- void *face;
-
- /* list of glyphmaps */
- struct dtx_glyphmap *gmaps;
-
- /* last returned glyphmap (cache) */
- struct dtx_glyphmap *last_gmap;
-};
-
-#ifdef DTX_DEFINE_COMMON
-#define DTX_COMMON
-#else
-#define DTX_COMMON extern
-#endif
-
-DTX_COMMON struct dtx_font *dtx_font;
-DTX_COMMON int dtx_font_sz;
-DTX_COMMON int dtx_buf_mode; /* DTX_NBF is 0 */
-DTX_COMMON float dtx_cur_color[4];
-DTX_COMMON int dtx_cur_color_int[4];
-DTX_COMMON float dtx_cur_offset[2];
-
-#define fperror(str) \
- fprintf(stderr, "%s: %s\n", (str), strerror(errno))
-
-/* returns zero if it should NOT be printed and modifies xpos/ypos */
-/* implemented in font.c */
-struct dtx_glyphmap *dtx_proc_char(int code, float *xpos, float *ypos);
-
-DTX_COMMON const char *(*dtx_drawchar)(const char*, float*, float*, int*);
-DTX_COMMON void (*dtx_drawflush)(void);
-
-int dtx_gl_setopt(enum dtx_option opt, int val);
-int dtx_gl_getopt(enum dtx_option opt, int *ret);
-int dtx_rast_setopt(enum dtx_option opt, int val);
-int dtx_rast_getopt(enum dtx_option opt, int *ret);
-
-#endif /* DRAWTEXT_IMPL_H_ */