libdrawtext
annotate src/drawtext_impl.h @ 0:bfe431dd1d80
initial commit
| author | John Tsiombikas <nuclear@mutantstargoat.com> |
|---|---|
| date | Thu, 15 Sep 2011 10:47:38 +0300 |
| parents | |
| children | 095ff7ca4e74 |
| rev | line source |
|---|---|
| nuclear@0 | 1 #ifndef TEXT_IMPL_H_ |
| nuclear@0 | 2 #define TEXT_IMPL_H_ |
| nuclear@0 | 3 |
| nuclear@0 | 4 struct glyph { |
| nuclear@0 | 5 int code; |
| nuclear@0 | 6 float x, y, width, height; |
| nuclear@0 | 7 /* normalized coords [0, 1] */ |
| nuclear@0 | 8 float nx, ny, nwidth, nheight; |
| nuclear@0 | 9 float orig_x, orig_y; |
| nuclear@0 | 10 float advance; |
| nuclear@0 | 11 struct glyph *next; |
| nuclear@0 | 12 }; |
| nuclear@0 | 13 |
| nuclear@0 | 14 struct dtx_glyphmap { |
| nuclear@0 | 15 int ptsize; |
| nuclear@0 | 16 |
| nuclear@0 | 17 int xsz, ysz; |
| nuclear@0 | 18 unsigned char *pixels; |
| nuclear@0 | 19 unsigned int tex; |
| nuclear@0 | 20 |
| nuclear@0 | 21 int cstart, cend; /* character range */ |
| nuclear@0 | 22 int crange; |
| nuclear@0 | 23 |
| nuclear@0 | 24 float line_advance; |
| nuclear@0 | 25 |
| nuclear@0 | 26 struct glyph *glyphs; |
| nuclear@0 | 27 struct dtx_glyphmap *next; |
| nuclear@0 | 28 }; |
| nuclear@0 | 29 |
| nuclear@0 | 30 struct dtx_font { |
| nuclear@0 | 31 /* freetype FT_Face */ |
| nuclear@0 | 32 void *face; |
| nuclear@0 | 33 |
| nuclear@0 | 34 /* list of glyphmaps */ |
| nuclear@0 | 35 struct dtx_glyphmap *gmaps; |
| nuclear@0 | 36 |
| nuclear@0 | 37 /* last returned glyphmap (cache) */ |
| nuclear@0 | 38 struct dtx_glyphmap *last_gmap; |
| nuclear@0 | 39 }; |
| nuclear@0 | 40 |
| nuclear@0 | 41 |
| nuclear@0 | 42 #define fperror(str) \ |
| nuclear@0 | 43 fprintf(stderr, "%s: %s: %s\n", __func__, (str), strerror(errno)) |
| nuclear@0 | 44 |
| nuclear@0 | 45 #endif /* TEXT_IMPL_H_ */ |