Mercurial > hg > dmlib
annotate dmtext_bm.c @ 75:e6535609c161
Initial implementation of loading and saving of bitmap fonts.
author | Matti Hamalainen <ccr@tnsp.org> |
---|---|
date | Tue, 02 Oct 2012 05:51:08 +0300 |
parents | 295d08376744 |
children | 7d201aed1fd9 |
rev | line source |
---|---|
60
f28cd66356f6
Initial work for bitmapped fonts and text drawing. Also moved TTF header
Matti Hamalainen <ccr@tnsp.org>
parents:
0
diff
changeset
|
1 /* |
f28cd66356f6
Initial work for bitmapped fonts and text drawing. Also moved TTF header
Matti Hamalainen <ccr@tnsp.org>
parents:
0
diff
changeset
|
2 * DMLib |
f28cd66356f6
Initial work for bitmapped fonts and text drawing. Also moved TTF header
Matti Hamalainen <ccr@tnsp.org>
parents:
0
diff
changeset
|
3 * -- Bitmap and TTF text & font support |
f28cd66356f6
Initial work for bitmapped fonts and text drawing. Also moved TTF header
Matti Hamalainen <ccr@tnsp.org>
parents:
0
diff
changeset
|
4 * Programmed and designed by Matti 'ccr' Hamalainen |
f28cd66356f6
Initial work for bitmapped fonts and text drawing. Also moved TTF header
Matti Hamalainen <ccr@tnsp.org>
parents:
0
diff
changeset
|
5 * (C) Copyright 2012 Tecnic Software productions (TNSP) |
f28cd66356f6
Initial work for bitmapped fonts and text drawing. Also moved TTF header
Matti Hamalainen <ccr@tnsp.org>
parents:
0
diff
changeset
|
6 */ |
f28cd66356f6
Initial work for bitmapped fonts and text drawing. Also moved TTF header
Matti Hamalainen <ccr@tnsp.org>
parents:
0
diff
changeset
|
7 #include "dmtext.h" |
73
295d08376744
Add function for saving a bitmap font.
Matti Hamalainen <ccr@tnsp.org>
parents:
70
diff
changeset
|
8 #include "dmresw.h" |
60
f28cd66356f6
Initial work for bitmapped fonts and text drawing. Also moved TTF header
Matti Hamalainen <ccr@tnsp.org>
parents:
0
diff
changeset
|
9 |
f28cd66356f6
Initial work for bitmapped fonts and text drawing. Also moved TTF header
Matti Hamalainen <ccr@tnsp.org>
parents:
0
diff
changeset
|
10 |
f28cd66356f6
Initial work for bitmapped fonts and text drawing. Also moved TTF header
Matti Hamalainen <ccr@tnsp.org>
parents:
0
diff
changeset
|
11 void dmDrawBMTextConst(SDL_Surface *screen, DMBitmapFont *font, int mode, int xc, int yc, const char *fmt) |
f28cd66356f6
Initial work for bitmapped fonts and text drawing. Also moved TTF header
Matti Hamalainen <ccr@tnsp.org>
parents:
0
diff
changeset
|
12 { |
f28cd66356f6
Initial work for bitmapped fonts and text drawing. Also moved TTF header
Matti Hamalainen <ccr@tnsp.org>
parents:
0
diff
changeset
|
13 const char *ptr = fmt; |
66
f18ad054a695
Oops, some function arguments were reversed.
Matti Hamalainen <ccr@tnsp.org>
parents:
65
diff
changeset
|
14 DMScaledBlitFunc blit = dmGetScaledBlitFunc(font->glyphs[0]->format, screen->format, mode); |
70
a791146e3094
Make BM text work, a bit at least.
Matti Hamalainen <ccr@tnsp.org>
parents:
66
diff
changeset
|
15 |
60
f28cd66356f6
Initial work for bitmapped fonts and text drawing. Also moved TTF header
Matti Hamalainen <ccr@tnsp.org>
parents:
0
diff
changeset
|
16 while (*ptr) |
f28cd66356f6
Initial work for bitmapped fonts and text drawing. Also moved TTF header
Matti Hamalainen <ccr@tnsp.org>
parents:
0
diff
changeset
|
17 { |
70
a791146e3094
Make BM text work, a bit at least.
Matti Hamalainen <ccr@tnsp.org>
parents:
66
diff
changeset
|
18 SDL_Surface *glyph; |
a791146e3094
Make BM text work, a bit at least.
Matti Hamalainen <ccr@tnsp.org>
parents:
66
diff
changeset
|
19 int pos; |
a791146e3094
Make BM text work, a bit at least.
Matti Hamalainen <ccr@tnsp.org>
parents:
66
diff
changeset
|
20 int ch = *ptr++; |
60
f28cd66356f6
Initial work for bitmapped fonts and text drawing. Also moved TTF header
Matti Hamalainen <ccr@tnsp.org>
parents:
0
diff
changeset
|
21 |
70
a791146e3094
Make BM text work, a bit at least.
Matti Hamalainen <ccr@tnsp.org>
parents:
66
diff
changeset
|
22 if (ch == 'ยง') |
60
f28cd66356f6
Initial work for bitmapped fonts and text drawing. Also moved TTF header
Matti Hamalainen <ccr@tnsp.org>
parents:
0
diff
changeset
|
23 { |
70
a791146e3094
Make BM text work, a bit at least.
Matti Hamalainen <ccr@tnsp.org>
parents:
66
diff
changeset
|
24 xc += 15; |
a791146e3094
Make BM text work, a bit at least.
Matti Hamalainen <ccr@tnsp.org>
parents:
66
diff
changeset
|
25 continue; |
a791146e3094
Make BM text work, a bit at least.
Matti Hamalainen <ccr@tnsp.org>
parents:
66
diff
changeset
|
26 } |
a791146e3094
Make BM text work, a bit at least.
Matti Hamalainen <ccr@tnsp.org>
parents:
66
diff
changeset
|
27 else |
a791146e3094
Make BM text work, a bit at least.
Matti Hamalainen <ccr@tnsp.org>
parents:
66
diff
changeset
|
28 if (ch >= 'A' && ch <= 'Z') |
a791146e3094
Make BM text work, a bit at least.
Matti Hamalainen <ccr@tnsp.org>
parents:
66
diff
changeset
|
29 pos = ch - 'A' + 256 + 1; |
a791146e3094
Make BM text work, a bit at least.
Matti Hamalainen <ccr@tnsp.org>
parents:
66
diff
changeset
|
30 else |
a791146e3094
Make BM text work, a bit at least.
Matti Hamalainen <ccr@tnsp.org>
parents:
66
diff
changeset
|
31 if (ch >= 'a' && ch <= 'z') |
a791146e3094
Make BM text work, a bit at least.
Matti Hamalainen <ccr@tnsp.org>
parents:
66
diff
changeset
|
32 pos = ch - 'a' + 1; |
a791146e3094
Make BM text work, a bit at least.
Matti Hamalainen <ccr@tnsp.org>
parents:
66
diff
changeset
|
33 else |
a791146e3094
Make BM text work, a bit at least.
Matti Hamalainen <ccr@tnsp.org>
parents:
66
diff
changeset
|
34 if (ch >= '0' && ch <= '9') |
a791146e3094
Make BM text work, a bit at least.
Matti Hamalainen <ccr@tnsp.org>
parents:
66
diff
changeset
|
35 pos = ch - '0' + 48; |
a791146e3094
Make BM text work, a bit at least.
Matti Hamalainen <ccr@tnsp.org>
parents:
66
diff
changeset
|
36 else |
a791146e3094
Make BM text work, a bit at least.
Matti Hamalainen <ccr@tnsp.org>
parents:
66
diff
changeset
|
37 pos = ch; |
a791146e3094
Make BM text work, a bit at least.
Matti Hamalainen <ccr@tnsp.org>
parents:
66
diff
changeset
|
38 |
a791146e3094
Make BM text work, a bit at least.
Matti Hamalainen <ccr@tnsp.org>
parents:
66
diff
changeset
|
39 if (pos >= 0 && pos < font->nglyphs) |
a791146e3094
Make BM text work, a bit at least.
Matti Hamalainen <ccr@tnsp.org>
parents:
66
diff
changeset
|
40 { |
a791146e3094
Make BM text work, a bit at least.
Matti Hamalainen <ccr@tnsp.org>
parents:
66
diff
changeset
|
41 glyph = font->glyphs[pos]; |
63
3d9da937db69
More work on the text support.
Matti Hamalainen <ccr@tnsp.org>
parents:
60
diff
changeset
|
42 blit(glyph, xc, yc, glyph->w, glyph->h, screen); |
3d9da937db69
More work on the text support.
Matti Hamalainen <ccr@tnsp.org>
parents:
60
diff
changeset
|
43 xc += glyph->w; |
60
f28cd66356f6
Initial work for bitmapped fonts and text drawing. Also moved TTF header
Matti Hamalainen <ccr@tnsp.org>
parents:
0
diff
changeset
|
44 } |
f28cd66356f6
Initial work for bitmapped fonts and text drawing. Also moved TTF header
Matti Hamalainen <ccr@tnsp.org>
parents:
0
diff
changeset
|
45 else |
f28cd66356f6
Initial work for bitmapped fonts and text drawing. Also moved TTF header
Matti Hamalainen <ccr@tnsp.org>
parents:
0
diff
changeset
|
46 xc += font->width; |
f28cd66356f6
Initial work for bitmapped fonts and text drawing. Also moved TTF header
Matti Hamalainen <ccr@tnsp.org>
parents:
0
diff
changeset
|
47 } |
f28cd66356f6
Initial work for bitmapped fonts and text drawing. Also moved TTF header
Matti Hamalainen <ccr@tnsp.org>
parents:
0
diff
changeset
|
48 } |
f28cd66356f6
Initial work for bitmapped fonts and text drawing. Also moved TTF header
Matti Hamalainen <ccr@tnsp.org>
parents:
0
diff
changeset
|
49 |
f28cd66356f6
Initial work for bitmapped fonts and text drawing. Also moved TTF header
Matti Hamalainen <ccr@tnsp.org>
parents:
0
diff
changeset
|
50 |
f28cd66356f6
Initial work for bitmapped fonts and text drawing. Also moved TTF header
Matti Hamalainen <ccr@tnsp.org>
parents:
0
diff
changeset
|
51 void dmDrawBMTextVA(SDL_Surface *screen, DMBitmapFont *font, int mode, int xc, int yc, const char *fmt, va_list ap) |
f28cd66356f6
Initial work for bitmapped fonts and text drawing. Also moved TTF header
Matti Hamalainen <ccr@tnsp.org>
parents:
0
diff
changeset
|
52 { |
f28cd66356f6
Initial work for bitmapped fonts and text drawing. Also moved TTF header
Matti Hamalainen <ccr@tnsp.org>
parents:
0
diff
changeset
|
53 char *tmp = dm_strdup_vprintf(fmt, ap); |
f28cd66356f6
Initial work for bitmapped fonts and text drawing. Also moved TTF header
Matti Hamalainen <ccr@tnsp.org>
parents:
0
diff
changeset
|
54 if (tmp != NULL) |
f28cd66356f6
Initial work for bitmapped fonts and text drawing. Also moved TTF header
Matti Hamalainen <ccr@tnsp.org>
parents:
0
diff
changeset
|
55 { |
63
3d9da937db69
More work on the text support.
Matti Hamalainen <ccr@tnsp.org>
parents:
60
diff
changeset
|
56 dmDrawBMTextConst(screen, font, mode, xc, yc, tmp); |
60
f28cd66356f6
Initial work for bitmapped fonts and text drawing. Also moved TTF header
Matti Hamalainen <ccr@tnsp.org>
parents:
0
diff
changeset
|
57 dmFree(tmp); |
f28cd66356f6
Initial work for bitmapped fonts and text drawing. Also moved TTF header
Matti Hamalainen <ccr@tnsp.org>
parents:
0
diff
changeset
|
58 } |
f28cd66356f6
Initial work for bitmapped fonts and text drawing. Also moved TTF header
Matti Hamalainen <ccr@tnsp.org>
parents:
0
diff
changeset
|
59 } |
f28cd66356f6
Initial work for bitmapped fonts and text drawing. Also moved TTF header
Matti Hamalainen <ccr@tnsp.org>
parents:
0
diff
changeset
|
60 |
f28cd66356f6
Initial work for bitmapped fonts and text drawing. Also moved TTF header
Matti Hamalainen <ccr@tnsp.org>
parents:
0
diff
changeset
|
61 |
f28cd66356f6
Initial work for bitmapped fonts and text drawing. Also moved TTF header
Matti Hamalainen <ccr@tnsp.org>
parents:
0
diff
changeset
|
62 void dmDrawBMText(SDL_Surface *screen, DMBitmapFont *font, int mode, int xc, int yc, const char *fmt, ...) |
f28cd66356f6
Initial work for bitmapped fonts and text drawing. Also moved TTF header
Matti Hamalainen <ccr@tnsp.org>
parents:
0
diff
changeset
|
63 { |
f28cd66356f6
Initial work for bitmapped fonts and text drawing. Also moved TTF header
Matti Hamalainen <ccr@tnsp.org>
parents:
0
diff
changeset
|
64 va_list ap; |
f28cd66356f6
Initial work for bitmapped fonts and text drawing. Also moved TTF header
Matti Hamalainen <ccr@tnsp.org>
parents:
0
diff
changeset
|
65 |
f28cd66356f6
Initial work for bitmapped fonts and text drawing. Also moved TTF header
Matti Hamalainen <ccr@tnsp.org>
parents:
0
diff
changeset
|
66 va_start(ap, fmt); |
63
3d9da937db69
More work on the text support.
Matti Hamalainen <ccr@tnsp.org>
parents:
60
diff
changeset
|
67 dmDrawBMTextVA(screen, font, mode, xc, yc, fmt, ap); |
60
f28cd66356f6
Initial work for bitmapped fonts and text drawing. Also moved TTF header
Matti Hamalainen <ccr@tnsp.org>
parents:
0
diff
changeset
|
68 va_end(ap); |
f28cd66356f6
Initial work for bitmapped fonts and text drawing. Also moved TTF header
Matti Hamalainen <ccr@tnsp.org>
parents:
0
diff
changeset
|
69 } |
f28cd66356f6
Initial work for bitmapped fonts and text drawing. Also moved TTF header
Matti Hamalainen <ccr@tnsp.org>
parents:
0
diff
changeset
|
70 |
65
03375aa0ef2b
Implement some new functions for bitmapped font handling.
Matti Hamalainen <ccr@tnsp.org>
parents:
64
diff
changeset
|
71 |
03375aa0ef2b
Implement some new functions for bitmapped font handling.
Matti Hamalainen <ccr@tnsp.org>
parents:
64
diff
changeset
|
72 DMBitmapFont *dmNewBitmapFont(int nglyphs) |
03375aa0ef2b
Implement some new functions for bitmapped font handling.
Matti Hamalainen <ccr@tnsp.org>
parents:
64
diff
changeset
|
73 { |
03375aa0ef2b
Implement some new functions for bitmapped font handling.
Matti Hamalainen <ccr@tnsp.org>
parents:
64
diff
changeset
|
74 DMBitmapFont *font = dmMalloc0(sizeof(DMBitmapFont)); |
03375aa0ef2b
Implement some new functions for bitmapped font handling.
Matti Hamalainen <ccr@tnsp.org>
parents:
64
diff
changeset
|
75 if (font == NULL) |
03375aa0ef2b
Implement some new functions for bitmapped font handling.
Matti Hamalainen <ccr@tnsp.org>
parents:
64
diff
changeset
|
76 return NULL; |
03375aa0ef2b
Implement some new functions for bitmapped font handling.
Matti Hamalainen <ccr@tnsp.org>
parents:
64
diff
changeset
|
77 |
03375aa0ef2b
Implement some new functions for bitmapped font handling.
Matti Hamalainen <ccr@tnsp.org>
parents:
64
diff
changeset
|
78 font->nglyphs = nglyphs; |
03375aa0ef2b
Implement some new functions for bitmapped font handling.
Matti Hamalainen <ccr@tnsp.org>
parents:
64
diff
changeset
|
79 font->glyphs = dmCalloc(nglyphs, sizeof(SDL_Surface *)); |
03375aa0ef2b
Implement some new functions for bitmapped font handling.
Matti Hamalainen <ccr@tnsp.org>
parents:
64
diff
changeset
|
80 |
03375aa0ef2b
Implement some new functions for bitmapped font handling.
Matti Hamalainen <ccr@tnsp.org>
parents:
64
diff
changeset
|
81 return font; |
03375aa0ef2b
Implement some new functions for bitmapped font handling.
Matti Hamalainen <ccr@tnsp.org>
parents:
64
diff
changeset
|
82 } |
03375aa0ef2b
Implement some new functions for bitmapped font handling.
Matti Hamalainen <ccr@tnsp.org>
parents:
64
diff
changeset
|
83 |
03375aa0ef2b
Implement some new functions for bitmapped font handling.
Matti Hamalainen <ccr@tnsp.org>
parents:
64
diff
changeset
|
84 |
03375aa0ef2b
Implement some new functions for bitmapped font handling.
Matti Hamalainen <ccr@tnsp.org>
parents:
64
diff
changeset
|
85 int dmFreeBitmapFont(DMBitmapFont *font) |
03375aa0ef2b
Implement some new functions for bitmapped font handling.
Matti Hamalainen <ccr@tnsp.org>
parents:
64
diff
changeset
|
86 { |
03375aa0ef2b
Implement some new functions for bitmapped font handling.
Matti Hamalainen <ccr@tnsp.org>
parents:
64
diff
changeset
|
87 int i; |
03375aa0ef2b
Implement some new functions for bitmapped font handling.
Matti Hamalainen <ccr@tnsp.org>
parents:
64
diff
changeset
|
88 |
03375aa0ef2b
Implement some new functions for bitmapped font handling.
Matti Hamalainen <ccr@tnsp.org>
parents:
64
diff
changeset
|
89 if (font == NULL) |
03375aa0ef2b
Implement some new functions for bitmapped font handling.
Matti Hamalainen <ccr@tnsp.org>
parents:
64
diff
changeset
|
90 return DMERR_NULLPTR; |
03375aa0ef2b
Implement some new functions for bitmapped font handling.
Matti Hamalainen <ccr@tnsp.org>
parents:
64
diff
changeset
|
91 |
03375aa0ef2b
Implement some new functions for bitmapped font handling.
Matti Hamalainen <ccr@tnsp.org>
parents:
64
diff
changeset
|
92 for (i = 0; i < font->nglyphs; i++) |
03375aa0ef2b
Implement some new functions for bitmapped font handling.
Matti Hamalainen <ccr@tnsp.org>
parents:
64
diff
changeset
|
93 { |
03375aa0ef2b
Implement some new functions for bitmapped font handling.
Matti Hamalainen <ccr@tnsp.org>
parents:
64
diff
changeset
|
94 if (font->glyphs[i] != NULL) |
03375aa0ef2b
Implement some new functions for bitmapped font handling.
Matti Hamalainen <ccr@tnsp.org>
parents:
64
diff
changeset
|
95 { |
03375aa0ef2b
Implement some new functions for bitmapped font handling.
Matti Hamalainen <ccr@tnsp.org>
parents:
64
diff
changeset
|
96 SDL_FreeSurface(font->glyphs[i]); |
03375aa0ef2b
Implement some new functions for bitmapped font handling.
Matti Hamalainen <ccr@tnsp.org>
parents:
64
diff
changeset
|
97 font->glyphs[i] = NULL; |
03375aa0ef2b
Implement some new functions for bitmapped font handling.
Matti Hamalainen <ccr@tnsp.org>
parents:
64
diff
changeset
|
98 } |
03375aa0ef2b
Implement some new functions for bitmapped font handling.
Matti Hamalainen <ccr@tnsp.org>
parents:
64
diff
changeset
|
99 } |
03375aa0ef2b
Implement some new functions for bitmapped font handling.
Matti Hamalainen <ccr@tnsp.org>
parents:
64
diff
changeset
|
100 |
03375aa0ef2b
Implement some new functions for bitmapped font handling.
Matti Hamalainen <ccr@tnsp.org>
parents:
64
diff
changeset
|
101 dmFree(font); |
03375aa0ef2b
Implement some new functions for bitmapped font handling.
Matti Hamalainen <ccr@tnsp.org>
parents:
64
diff
changeset
|
102 return DMERR_OK; |
03375aa0ef2b
Implement some new functions for bitmapped font handling.
Matti Hamalainen <ccr@tnsp.org>
parents:
64
diff
changeset
|
103 } |
03375aa0ef2b
Implement some new functions for bitmapped font handling.
Matti Hamalainen <ccr@tnsp.org>
parents:
64
diff
changeset
|
104 |
03375aa0ef2b
Implement some new functions for bitmapped font handling.
Matti Hamalainen <ccr@tnsp.org>
parents:
64
diff
changeset
|
105 |
03375aa0ef2b
Implement some new functions for bitmapped font handling.
Matti Hamalainen <ccr@tnsp.org>
parents:
64
diff
changeset
|
106 int dmCreateBitmapFontFromImage(SDL_Surface *image, int width, int height, DMBitmapFont **pfont) |
03375aa0ef2b
Implement some new functions for bitmapped font handling.
Matti Hamalainen <ccr@tnsp.org>
parents:
64
diff
changeset
|
107 { |
03375aa0ef2b
Implement some new functions for bitmapped font handling.
Matti Hamalainen <ccr@tnsp.org>
parents:
64
diff
changeset
|
108 int glyph, xc, yc, xglyphs, yglyphs; |
03375aa0ef2b
Implement some new functions for bitmapped font handling.
Matti Hamalainen <ccr@tnsp.org>
parents:
64
diff
changeset
|
109 DMBitmapFont *font; |
03375aa0ef2b
Implement some new functions for bitmapped font handling.
Matti Hamalainen <ccr@tnsp.org>
parents:
64
diff
changeset
|
110 |
03375aa0ef2b
Implement some new functions for bitmapped font handling.
Matti Hamalainen <ccr@tnsp.org>
parents:
64
diff
changeset
|
111 if (image->w < width || width < 4 || image->h < height || height < 4) |
03375aa0ef2b
Implement some new functions for bitmapped font handling.
Matti Hamalainen <ccr@tnsp.org>
parents:
64
diff
changeset
|
112 return DMERR_INVALID_ARGS; |
03375aa0ef2b
Implement some new functions for bitmapped font handling.
Matti Hamalainen <ccr@tnsp.org>
parents:
64
diff
changeset
|
113 |
03375aa0ef2b
Implement some new functions for bitmapped font handling.
Matti Hamalainen <ccr@tnsp.org>
parents:
64
diff
changeset
|
114 xglyphs = image->w / width; |
03375aa0ef2b
Implement some new functions for bitmapped font handling.
Matti Hamalainen <ccr@tnsp.org>
parents:
64
diff
changeset
|
115 yglyphs = image->h / height; |
03375aa0ef2b
Implement some new functions for bitmapped font handling.
Matti Hamalainen <ccr@tnsp.org>
parents:
64
diff
changeset
|
116 |
03375aa0ef2b
Implement some new functions for bitmapped font handling.
Matti Hamalainen <ccr@tnsp.org>
parents:
64
diff
changeset
|
117 if ((font = dmNewBitmapFont(xglyphs * yglyphs)) == NULL) |
03375aa0ef2b
Implement some new functions for bitmapped font handling.
Matti Hamalainen <ccr@tnsp.org>
parents:
64
diff
changeset
|
118 return DMERR_MALLOC; |
03375aa0ef2b
Implement some new functions for bitmapped font handling.
Matti Hamalainen <ccr@tnsp.org>
parents:
64
diff
changeset
|
119 |
03375aa0ef2b
Implement some new functions for bitmapped font handling.
Matti Hamalainen <ccr@tnsp.org>
parents:
64
diff
changeset
|
120 font->width = width; |
03375aa0ef2b
Implement some new functions for bitmapped font handling.
Matti Hamalainen <ccr@tnsp.org>
parents:
64
diff
changeset
|
121 font->height = height; |
70
a791146e3094
Make BM text work, a bit at least.
Matti Hamalainen <ccr@tnsp.org>
parents:
66
diff
changeset
|
122 |
a791146e3094
Make BM text work, a bit at least.
Matti Hamalainen <ccr@tnsp.org>
parents:
66
diff
changeset
|
123 fprintf(stderr, "%d x %d split as %d x %d blocks => %d x %d = %d glyphs\n", |
a791146e3094
Make BM text work, a bit at least.
Matti Hamalainen <ccr@tnsp.org>
parents:
66
diff
changeset
|
124 image->w, image->h, |
a791146e3094
Make BM text work, a bit at least.
Matti Hamalainen <ccr@tnsp.org>
parents:
66
diff
changeset
|
125 width, height, |
a791146e3094
Make BM text work, a bit at least.
Matti Hamalainen <ccr@tnsp.org>
parents:
66
diff
changeset
|
126 xglyphs, yglyphs, xglyphs * yglyphs); |
65
03375aa0ef2b
Implement some new functions for bitmapped font handling.
Matti Hamalainen <ccr@tnsp.org>
parents:
64
diff
changeset
|
127 |
03375aa0ef2b
Implement some new functions for bitmapped font handling.
Matti Hamalainen <ccr@tnsp.org>
parents:
64
diff
changeset
|
128 glyph = 0; |
03375aa0ef2b
Implement some new functions for bitmapped font handling.
Matti Hamalainen <ccr@tnsp.org>
parents:
64
diff
changeset
|
129 for (yc = 0; yc < yglyphs; yc++) |
03375aa0ef2b
Implement some new functions for bitmapped font handling.
Matti Hamalainen <ccr@tnsp.org>
parents:
64
diff
changeset
|
130 for (xc = 0; xc < xglyphs; xc++) |
03375aa0ef2b
Implement some new functions for bitmapped font handling.
Matti Hamalainen <ccr@tnsp.org>
parents:
64
diff
changeset
|
131 { |
03375aa0ef2b
Implement some new functions for bitmapped font handling.
Matti Hamalainen <ccr@tnsp.org>
parents:
64
diff
changeset
|
132 SDL_Surface *bmp = SDL_CreateRGBSurface(SDL_SWSURFACE, width, height, |
03375aa0ef2b
Implement some new functions for bitmapped font handling.
Matti Hamalainen <ccr@tnsp.org>
parents:
64
diff
changeset
|
133 image->format->BitsPerPixel, |
03375aa0ef2b
Implement some new functions for bitmapped font handling.
Matti Hamalainen <ccr@tnsp.org>
parents:
64
diff
changeset
|
134 image->format->Rmask, |
03375aa0ef2b
Implement some new functions for bitmapped font handling.
Matti Hamalainen <ccr@tnsp.org>
parents:
64
diff
changeset
|
135 image->format->Gmask, |
03375aa0ef2b
Implement some new functions for bitmapped font handling.
Matti Hamalainen <ccr@tnsp.org>
parents:
64
diff
changeset
|
136 image->format->Bmask, |
03375aa0ef2b
Implement some new functions for bitmapped font handling.
Matti Hamalainen <ccr@tnsp.org>
parents:
64
diff
changeset
|
137 image->format->Amask); |
03375aa0ef2b
Implement some new functions for bitmapped font handling.
Matti Hamalainen <ccr@tnsp.org>
parents:
64
diff
changeset
|
138 |
03375aa0ef2b
Implement some new functions for bitmapped font handling.
Matti Hamalainen <ccr@tnsp.org>
parents:
64
diff
changeset
|
139 if (bmp == NULL) |
03375aa0ef2b
Implement some new functions for bitmapped font handling.
Matti Hamalainen <ccr@tnsp.org>
parents:
64
diff
changeset
|
140 { |
03375aa0ef2b
Implement some new functions for bitmapped font handling.
Matti Hamalainen <ccr@tnsp.org>
parents:
64
diff
changeset
|
141 dmFreeBitmapFont(font); |
03375aa0ef2b
Implement some new functions for bitmapped font handling.
Matti Hamalainen <ccr@tnsp.org>
parents:
64
diff
changeset
|
142 return DMERR_MALLOC; |
03375aa0ef2b
Implement some new functions for bitmapped font handling.
Matti Hamalainen <ccr@tnsp.org>
parents:
64
diff
changeset
|
143 } |
70
a791146e3094
Make BM text work, a bit at least.
Matti Hamalainen <ccr@tnsp.org>
parents:
66
diff
changeset
|
144 |
a791146e3094
Make BM text work, a bit at least.
Matti Hamalainen <ccr@tnsp.org>
parents:
66
diff
changeset
|
145 SDL_Rect r; |
a791146e3094
Make BM text work, a bit at least.
Matti Hamalainen <ccr@tnsp.org>
parents:
66
diff
changeset
|
146 r.x = xc * width; |
a791146e3094
Make BM text work, a bit at least.
Matti Hamalainen <ccr@tnsp.org>
parents:
66
diff
changeset
|
147 r.y = yc * height; |
a791146e3094
Make BM text work, a bit at least.
Matti Hamalainen <ccr@tnsp.org>
parents:
66
diff
changeset
|
148 r.w = width; |
a791146e3094
Make BM text work, a bit at least.
Matti Hamalainen <ccr@tnsp.org>
parents:
66
diff
changeset
|
149 r.h = height; |
a791146e3094
Make BM text work, a bit at least.
Matti Hamalainen <ccr@tnsp.org>
parents:
66
diff
changeset
|
150 |
a791146e3094
Make BM text work, a bit at least.
Matti Hamalainen <ccr@tnsp.org>
parents:
66
diff
changeset
|
151 SDL_BlitSurface(image, &r, bmp, NULL); |
65
03375aa0ef2b
Implement some new functions for bitmapped font handling.
Matti Hamalainen <ccr@tnsp.org>
parents:
64
diff
changeset
|
152 |
03375aa0ef2b
Implement some new functions for bitmapped font handling.
Matti Hamalainen <ccr@tnsp.org>
parents:
64
diff
changeset
|
153 font->glyphs[glyph++] = bmp; |
03375aa0ef2b
Implement some new functions for bitmapped font handling.
Matti Hamalainen <ccr@tnsp.org>
parents:
64
diff
changeset
|
154 } |
03375aa0ef2b
Implement some new functions for bitmapped font handling.
Matti Hamalainen <ccr@tnsp.org>
parents:
64
diff
changeset
|
155 |
03375aa0ef2b
Implement some new functions for bitmapped font handling.
Matti Hamalainen <ccr@tnsp.org>
parents:
64
diff
changeset
|
156 *pfont = font; |
03375aa0ef2b
Implement some new functions for bitmapped font handling.
Matti Hamalainen <ccr@tnsp.org>
parents:
64
diff
changeset
|
157 return DMERR_OK; |
03375aa0ef2b
Implement some new functions for bitmapped font handling.
Matti Hamalainen <ccr@tnsp.org>
parents:
64
diff
changeset
|
158 } |
73
295d08376744
Add function for saving a bitmap font.
Matti Hamalainen <ccr@tnsp.org>
parents:
70
diff
changeset
|
159 |
75
e6535609c161
Initial implementation of loading and saving of bitmap fonts.
Matti Hamalainen <ccr@tnsp.org>
parents:
73
diff
changeset
|
160 |
e6535609c161
Initial implementation of loading and saving of bitmap fonts.
Matti Hamalainen <ccr@tnsp.org>
parents:
73
diff
changeset
|
161 int dmLoadBitmapFont(DMResource *res, DMBitmapFont **pfont) |
e6535609c161
Initial implementation of loading and saving of bitmap fonts.
Matti Hamalainen <ccr@tnsp.org>
parents:
73
diff
changeset
|
162 { |
e6535609c161
Initial implementation of loading and saving of bitmap fonts.
Matti Hamalainen <ccr@tnsp.org>
parents:
73
diff
changeset
|
163 DMBitmapFont *font; |
e6535609c161
Initial implementation of loading and saving of bitmap fonts.
Matti Hamalainen <ccr@tnsp.org>
parents:
73
diff
changeset
|
164 char magic[8]; |
e6535609c161
Initial implementation of loading and saving of bitmap fonts.
Matti Hamalainen <ccr@tnsp.org>
parents:
73
diff
changeset
|
165 Uint16 version; |
e6535609c161
Initial implementation of loading and saving of bitmap fonts.
Matti Hamalainen <ccr@tnsp.org>
parents:
73
diff
changeset
|
166 Uint32 width, height, nglyphs; |
e6535609c161
Initial implementation of loading and saving of bitmap fonts.
Matti Hamalainen <ccr@tnsp.org>
parents:
73
diff
changeset
|
167 |
e6535609c161
Initial implementation of loading and saving of bitmap fonts.
Matti Hamalainen <ccr@tnsp.org>
parents:
73
diff
changeset
|
168 // Check magic and version |
e6535609c161
Initial implementation of loading and saving of bitmap fonts.
Matti Hamalainen <ccr@tnsp.org>
parents:
73
diff
changeset
|
169 dmf_read_str(res, (Uint8 *) &magic, 6); |
e6535609c161
Initial implementation of loading and saving of bitmap fonts.
Matti Hamalainen <ccr@tnsp.org>
parents:
73
diff
changeset
|
170 dmf_read_le16(res, &version); |
e6535609c161
Initial implementation of loading and saving of bitmap fonts.
Matti Hamalainen <ccr@tnsp.org>
parents:
73
diff
changeset
|
171 |
e6535609c161
Initial implementation of loading and saving of bitmap fonts.
Matti Hamalainen <ccr@tnsp.org>
parents:
73
diff
changeset
|
172 if (memcmp(magic, DMFONT_MAGIC, 6) != 0) |
e6535609c161
Initial implementation of loading and saving of bitmap fonts.
Matti Hamalainen <ccr@tnsp.org>
parents:
73
diff
changeset
|
173 return DMERR_INVALID; |
e6535609c161
Initial implementation of loading and saving of bitmap fonts.
Matti Hamalainen <ccr@tnsp.org>
parents:
73
diff
changeset
|
174 |
e6535609c161
Initial implementation of loading and saving of bitmap fonts.
Matti Hamalainen <ccr@tnsp.org>
parents:
73
diff
changeset
|
175 if (version != DMFONT_VERSION) |
e6535609c161
Initial implementation of loading and saving of bitmap fonts.
Matti Hamalainen <ccr@tnsp.org>
parents:
73
diff
changeset
|
176 return DMERR_VERSION; |
e6535609c161
Initial implementation of loading and saving of bitmap fonts.
Matti Hamalainen <ccr@tnsp.org>
parents:
73
diff
changeset
|
177 |
e6535609c161
Initial implementation of loading and saving of bitmap fonts.
Matti Hamalainen <ccr@tnsp.org>
parents:
73
diff
changeset
|
178 // Check other data |
e6535609c161
Initial implementation of loading and saving of bitmap fonts.
Matti Hamalainen <ccr@tnsp.org>
parents:
73
diff
changeset
|
179 dmf_read_le32(res, &width); |
e6535609c161
Initial implementation of loading and saving of bitmap fonts.
Matti Hamalainen <ccr@tnsp.org>
parents:
73
diff
changeset
|
180 dmf_read_le32(res, &height); |
e6535609c161
Initial implementation of loading and saving of bitmap fonts.
Matti Hamalainen <ccr@tnsp.org>
parents:
73
diff
changeset
|
181 dmf_read_le32(res, &nglyphs); |
e6535609c161
Initial implementation of loading and saving of bitmap fonts.
Matti Hamalainen <ccr@tnsp.org>
parents:
73
diff
changeset
|
182 |
e6535609c161
Initial implementation of loading and saving of bitmap fonts.
Matti Hamalainen <ccr@tnsp.org>
parents:
73
diff
changeset
|
183 if (width > 128 || height > 128 || nglyphs > 1024) |
e6535609c161
Initial implementation of loading and saving of bitmap fonts.
Matti Hamalainen <ccr@tnsp.org>
parents:
73
diff
changeset
|
184 return DMERR_INVALID_DATA; |
e6535609c161
Initial implementation of loading and saving of bitmap fonts.
Matti Hamalainen <ccr@tnsp.org>
parents:
73
diff
changeset
|
185 |
e6535609c161
Initial implementation of loading and saving of bitmap fonts.
Matti Hamalainen <ccr@tnsp.org>
parents:
73
diff
changeset
|
186 // Allocate font |
e6535609c161
Initial implementation of loading and saving of bitmap fonts.
Matti Hamalainen <ccr@tnsp.org>
parents:
73
diff
changeset
|
187 if ((*pfont = font = dmNewBitmapFont(nglyphs)) == NULL) |
e6535609c161
Initial implementation of loading and saving of bitmap fonts.
Matti Hamalainen <ccr@tnsp.org>
parents:
73
diff
changeset
|
188 return DMERR_MALLOC; |
e6535609c161
Initial implementation of loading and saving of bitmap fonts.
Matti Hamalainen <ccr@tnsp.org>
parents:
73
diff
changeset
|
189 |
e6535609c161
Initial implementation of loading and saving of bitmap fonts.
Matti Hamalainen <ccr@tnsp.org>
parents:
73
diff
changeset
|
190 font->width = width; |
e6535609c161
Initial implementation of loading and saving of bitmap fonts.
Matti Hamalainen <ccr@tnsp.org>
parents:
73
diff
changeset
|
191 font->height = height; |
e6535609c161
Initial implementation of loading and saving of bitmap fonts.
Matti Hamalainen <ccr@tnsp.org>
parents:
73
diff
changeset
|
192 font->nglyphs = nglyphs; |
e6535609c161
Initial implementation of loading and saving of bitmap fonts.
Matti Hamalainen <ccr@tnsp.org>
parents:
73
diff
changeset
|
193 |
e6535609c161
Initial implementation of loading and saving of bitmap fonts.
Matti Hamalainen <ccr@tnsp.org>
parents:
73
diff
changeset
|
194 // Read glyph data, if any |
e6535609c161
Initial implementation of loading and saving of bitmap fonts.
Matti Hamalainen <ccr@tnsp.org>
parents:
73
diff
changeset
|
195 if (nglyphs > 0) |
e6535609c161
Initial implementation of loading and saving of bitmap fonts.
Matti Hamalainen <ccr@tnsp.org>
parents:
73
diff
changeset
|
196 { |
e6535609c161
Initial implementation of loading and saving of bitmap fonts.
Matti Hamalainen <ccr@tnsp.org>
parents:
73
diff
changeset
|
197 Uint32 i, BitsPerPixel, Rmask, Gmask, Bmask, Amask, pitch; |
e6535609c161
Initial implementation of loading and saving of bitmap fonts.
Matti Hamalainen <ccr@tnsp.org>
parents:
73
diff
changeset
|
198 |
e6535609c161
Initial implementation of loading and saving of bitmap fonts.
Matti Hamalainen <ccr@tnsp.org>
parents:
73
diff
changeset
|
199 BitsPerPixel = dmfgetc(res); |
e6535609c161
Initial implementation of loading and saving of bitmap fonts.
Matti Hamalainen <ccr@tnsp.org>
parents:
73
diff
changeset
|
200 dmf_read_le32(res, &Rmask); |
e6535609c161
Initial implementation of loading and saving of bitmap fonts.
Matti Hamalainen <ccr@tnsp.org>
parents:
73
diff
changeset
|
201 dmf_read_le32(res, &Gmask); |
e6535609c161
Initial implementation of loading and saving of bitmap fonts.
Matti Hamalainen <ccr@tnsp.org>
parents:
73
diff
changeset
|
202 dmf_read_le32(res, &Bmask); |
e6535609c161
Initial implementation of loading and saving of bitmap fonts.
Matti Hamalainen <ccr@tnsp.org>
parents:
73
diff
changeset
|
203 dmf_read_le32(res, &Amask); |
e6535609c161
Initial implementation of loading and saving of bitmap fonts.
Matti Hamalainen <ccr@tnsp.org>
parents:
73
diff
changeset
|
204 |
e6535609c161
Initial implementation of loading and saving of bitmap fonts.
Matti Hamalainen <ccr@tnsp.org>
parents:
73
diff
changeset
|
205 for (i = 0; i < nglyphs; i++) |
e6535609c161
Initial implementation of loading and saving of bitmap fonts.
Matti Hamalainen <ccr@tnsp.org>
parents:
73
diff
changeset
|
206 { |
e6535609c161
Initial implementation of loading and saving of bitmap fonts.
Matti Hamalainen <ccr@tnsp.org>
parents:
73
diff
changeset
|
207 int y; |
e6535609c161
Initial implementation of loading and saving of bitmap fonts.
Matti Hamalainen <ccr@tnsp.org>
parents:
73
diff
changeset
|
208 Uint8 *pixels; |
e6535609c161
Initial implementation of loading and saving of bitmap fonts.
Matti Hamalainen <ccr@tnsp.org>
parents:
73
diff
changeset
|
209 SDL_Surface *glyph; |
e6535609c161
Initial implementation of loading and saving of bitmap fonts.
Matti Hamalainen <ccr@tnsp.org>
parents:
73
diff
changeset
|
210 dmf_read_le32(res, &width); |
e6535609c161
Initial implementation of loading and saving of bitmap fonts.
Matti Hamalainen <ccr@tnsp.org>
parents:
73
diff
changeset
|
211 dmf_read_le32(res, &height); |
e6535609c161
Initial implementation of loading and saving of bitmap fonts.
Matti Hamalainen <ccr@tnsp.org>
parents:
73
diff
changeset
|
212 dmf_read_le32(res, &pitch); |
e6535609c161
Initial implementation of loading and saving of bitmap fonts.
Matti Hamalainen <ccr@tnsp.org>
parents:
73
diff
changeset
|
213 |
e6535609c161
Initial implementation of loading and saving of bitmap fonts.
Matti Hamalainen <ccr@tnsp.org>
parents:
73
diff
changeset
|
214 font->glyphs[i] = glyph = SDL_CreateRGBSurface( |
e6535609c161
Initial implementation of loading and saving of bitmap fonts.
Matti Hamalainen <ccr@tnsp.org>
parents:
73
diff
changeset
|
215 SDL_SWSURFACE, width, height, |
e6535609c161
Initial implementation of loading and saving of bitmap fonts.
Matti Hamalainen <ccr@tnsp.org>
parents:
73
diff
changeset
|
216 BitsPerPixel, Rmask, Gmask, |
e6535609c161
Initial implementation of loading and saving of bitmap fonts.
Matti Hamalainen <ccr@tnsp.org>
parents:
73
diff
changeset
|
217 Bmask, |
e6535609c161
Initial implementation of loading and saving of bitmap fonts.
Matti Hamalainen <ccr@tnsp.org>
parents:
73
diff
changeset
|
218 Amask); |
e6535609c161
Initial implementation of loading and saving of bitmap fonts.
Matti Hamalainen <ccr@tnsp.org>
parents:
73
diff
changeset
|
219 |
e6535609c161
Initial implementation of loading and saving of bitmap fonts.
Matti Hamalainen <ccr@tnsp.org>
parents:
73
diff
changeset
|
220 if (glyph == NULL) |
e6535609c161
Initial implementation of loading and saving of bitmap fonts.
Matti Hamalainen <ccr@tnsp.org>
parents:
73
diff
changeset
|
221 return DMERR_MALLOC; |
e6535609c161
Initial implementation of loading and saving of bitmap fonts.
Matti Hamalainen <ccr@tnsp.org>
parents:
73
diff
changeset
|
222 |
e6535609c161
Initial implementation of loading and saving of bitmap fonts.
Matti Hamalainen <ccr@tnsp.org>
parents:
73
diff
changeset
|
223 pixels = glyph->pixels; |
e6535609c161
Initial implementation of loading and saving of bitmap fonts.
Matti Hamalainen <ccr@tnsp.org>
parents:
73
diff
changeset
|
224 for (y = 0; y < glyph->h; y++) |
e6535609c161
Initial implementation of loading and saving of bitmap fonts.
Matti Hamalainen <ccr@tnsp.org>
parents:
73
diff
changeset
|
225 { |
e6535609c161
Initial implementation of loading and saving of bitmap fonts.
Matti Hamalainen <ccr@tnsp.org>
parents:
73
diff
changeset
|
226 if (dmfread(pixels, glyph->format->BytesPerPixel, glyph->w, res) != glyph->w) |
e6535609c161
Initial implementation of loading and saving of bitmap fonts.
Matti Hamalainen <ccr@tnsp.org>
parents:
73
diff
changeset
|
227 return DMERR_FREAD; |
e6535609c161
Initial implementation of loading and saving of bitmap fonts.
Matti Hamalainen <ccr@tnsp.org>
parents:
73
diff
changeset
|
228 pixels += glyph->pitch; |
e6535609c161
Initial implementation of loading and saving of bitmap fonts.
Matti Hamalainen <ccr@tnsp.org>
parents:
73
diff
changeset
|
229 } |
e6535609c161
Initial implementation of loading and saving of bitmap fonts.
Matti Hamalainen <ccr@tnsp.org>
parents:
73
diff
changeset
|
230 } |
e6535609c161
Initial implementation of loading and saving of bitmap fonts.
Matti Hamalainen <ccr@tnsp.org>
parents:
73
diff
changeset
|
231 } |
e6535609c161
Initial implementation of loading and saving of bitmap fonts.
Matti Hamalainen <ccr@tnsp.org>
parents:
73
diff
changeset
|
232 |
e6535609c161
Initial implementation of loading and saving of bitmap fonts.
Matti Hamalainen <ccr@tnsp.org>
parents:
73
diff
changeset
|
233 return DMERR_OK; |
e6535609c161
Initial implementation of loading and saving of bitmap fonts.
Matti Hamalainen <ccr@tnsp.org>
parents:
73
diff
changeset
|
234 } |
e6535609c161
Initial implementation of loading and saving of bitmap fonts.
Matti Hamalainen <ccr@tnsp.org>
parents:
73
diff
changeset
|
235 |
e6535609c161
Initial implementation of loading and saving of bitmap fonts.
Matti Hamalainen <ccr@tnsp.org>
parents:
73
diff
changeset
|
236 |
73
295d08376744
Add function for saving a bitmap font.
Matti Hamalainen <ccr@tnsp.org>
parents:
70
diff
changeset
|
237 int dmSaveBitmapFont(DMResource *res, DMBitmapFont *font) |
295d08376744
Add function for saving a bitmap font.
Matti Hamalainen <ccr@tnsp.org>
parents:
70
diff
changeset
|
238 { |
75
e6535609c161
Initial implementation of loading and saving of bitmap fonts.
Matti Hamalainen <ccr@tnsp.org>
parents:
73
diff
changeset
|
239 if (font == NULL) |
e6535609c161
Initial implementation of loading and saving of bitmap fonts.
Matti Hamalainen <ccr@tnsp.org>
parents:
73
diff
changeset
|
240 return DMERR_NULLPTR; |
e6535609c161
Initial implementation of loading and saving of bitmap fonts.
Matti Hamalainen <ccr@tnsp.org>
parents:
73
diff
changeset
|
241 |
e6535609c161
Initial implementation of loading and saving of bitmap fonts.
Matti Hamalainen <ccr@tnsp.org>
parents:
73
diff
changeset
|
242 if (!dmf_write_str(res, (Uint8 *) DMFONT_MAGIC, 6)) |
e6535609c161
Initial implementation of loading and saving of bitmap fonts.
Matti Hamalainen <ccr@tnsp.org>
parents:
73
diff
changeset
|
243 return DMERR_FWRITE; |
e6535609c161
Initial implementation of loading and saving of bitmap fonts.
Matti Hamalainen <ccr@tnsp.org>
parents:
73
diff
changeset
|
244 |
e6535609c161
Initial implementation of loading and saving of bitmap fonts.
Matti Hamalainen <ccr@tnsp.org>
parents:
73
diff
changeset
|
245 dmf_write_le16(res, DMFONT_VERSION); |
73
295d08376744
Add function for saving a bitmap font.
Matti Hamalainen <ccr@tnsp.org>
parents:
70
diff
changeset
|
246 dmf_write_le32(res, font->width); |
295d08376744
Add function for saving a bitmap font.
Matti Hamalainen <ccr@tnsp.org>
parents:
70
diff
changeset
|
247 dmf_write_le32(res, font->height); |
295d08376744
Add function for saving a bitmap font.
Matti Hamalainen <ccr@tnsp.org>
parents:
70
diff
changeset
|
248 dmf_write_le32(res, font->nglyphs); |
75
e6535609c161
Initial implementation of loading and saving of bitmap fonts.
Matti Hamalainen <ccr@tnsp.org>
parents:
73
diff
changeset
|
249 |
e6535609c161
Initial implementation of loading and saving of bitmap fonts.
Matti Hamalainen <ccr@tnsp.org>
parents:
73
diff
changeset
|
250 if (font->nglyphs > 0) |
73
295d08376744
Add function for saving a bitmap font.
Matti Hamalainen <ccr@tnsp.org>
parents:
70
diff
changeset
|
251 { |
75
e6535609c161
Initial implementation of loading and saving of bitmap fonts.
Matti Hamalainen <ccr@tnsp.org>
parents:
73
diff
changeset
|
252 int i; |
e6535609c161
Initial implementation of loading and saving of bitmap fonts.
Matti Hamalainen <ccr@tnsp.org>
parents:
73
diff
changeset
|
253 SDL_Surface *glyph = font->glyphs[0]; |
e6535609c161
Initial implementation of loading and saving of bitmap fonts.
Matti Hamalainen <ccr@tnsp.org>
parents:
73
diff
changeset
|
254 |
e6535609c161
Initial implementation of loading and saving of bitmap fonts.
Matti Hamalainen <ccr@tnsp.org>
parents:
73
diff
changeset
|
255 dmfputc(glyph->format->BitsPerPixel, res); |
e6535609c161
Initial implementation of loading and saving of bitmap fonts.
Matti Hamalainen <ccr@tnsp.org>
parents:
73
diff
changeset
|
256 dmf_write_le32(res, glyph->format->Rmask); |
e6535609c161
Initial implementation of loading and saving of bitmap fonts.
Matti Hamalainen <ccr@tnsp.org>
parents:
73
diff
changeset
|
257 dmf_write_le32(res, glyph->format->Gmask); |
e6535609c161
Initial implementation of loading and saving of bitmap fonts.
Matti Hamalainen <ccr@tnsp.org>
parents:
73
diff
changeset
|
258 dmf_write_le32(res, glyph->format->Bmask); |
e6535609c161
Initial implementation of loading and saving of bitmap fonts.
Matti Hamalainen <ccr@tnsp.org>
parents:
73
diff
changeset
|
259 dmf_write_le32(res, glyph->format->Amask); |
e6535609c161
Initial implementation of loading and saving of bitmap fonts.
Matti Hamalainen <ccr@tnsp.org>
parents:
73
diff
changeset
|
260 |
e6535609c161
Initial implementation of loading and saving of bitmap fonts.
Matti Hamalainen <ccr@tnsp.org>
parents:
73
diff
changeset
|
261 for (i = 0; i < font->nglyphs; i++) |
e6535609c161
Initial implementation of loading and saving of bitmap fonts.
Matti Hamalainen <ccr@tnsp.org>
parents:
73
diff
changeset
|
262 { |
e6535609c161
Initial implementation of loading and saving of bitmap fonts.
Matti Hamalainen <ccr@tnsp.org>
parents:
73
diff
changeset
|
263 int y; |
e6535609c161
Initial implementation of loading and saving of bitmap fonts.
Matti Hamalainen <ccr@tnsp.org>
parents:
73
diff
changeset
|
264 glyph = font->glyphs[i]; |
e6535609c161
Initial implementation of loading and saving of bitmap fonts.
Matti Hamalainen <ccr@tnsp.org>
parents:
73
diff
changeset
|
265 Uint8 *pixels = glyph->pixels; |
e6535609c161
Initial implementation of loading and saving of bitmap fonts.
Matti Hamalainen <ccr@tnsp.org>
parents:
73
diff
changeset
|
266 |
e6535609c161
Initial implementation of loading and saving of bitmap fonts.
Matti Hamalainen <ccr@tnsp.org>
parents:
73
diff
changeset
|
267 dmf_write_le32(res, glyph->w); |
e6535609c161
Initial implementation of loading and saving of bitmap fonts.
Matti Hamalainen <ccr@tnsp.org>
parents:
73
diff
changeset
|
268 dmf_write_le32(res, glyph->h); |
e6535609c161
Initial implementation of loading and saving of bitmap fonts.
Matti Hamalainen <ccr@tnsp.org>
parents:
73
diff
changeset
|
269 |
e6535609c161
Initial implementation of loading and saving of bitmap fonts.
Matti Hamalainen <ccr@tnsp.org>
parents:
73
diff
changeset
|
270 for (y = 0; y < glyph->h; y++) |
e6535609c161
Initial implementation of loading and saving of bitmap fonts.
Matti Hamalainen <ccr@tnsp.org>
parents:
73
diff
changeset
|
271 { |
e6535609c161
Initial implementation of loading and saving of bitmap fonts.
Matti Hamalainen <ccr@tnsp.org>
parents:
73
diff
changeset
|
272 if (dmfwrite(pixels, glyph->format->BytesPerPixel, glyph->w, res) != glyph->w) |
e6535609c161
Initial implementation of loading and saving of bitmap fonts.
Matti Hamalainen <ccr@tnsp.org>
parents:
73
diff
changeset
|
273 return DMERR_FWRITE; |
e6535609c161
Initial implementation of loading and saving of bitmap fonts.
Matti Hamalainen <ccr@tnsp.org>
parents:
73
diff
changeset
|
274 pixels += glyph->pitch; |
e6535609c161
Initial implementation of loading and saving of bitmap fonts.
Matti Hamalainen <ccr@tnsp.org>
parents:
73
diff
changeset
|
275 } |
e6535609c161
Initial implementation of loading and saving of bitmap fonts.
Matti Hamalainen <ccr@tnsp.org>
parents:
73
diff
changeset
|
276 } |
73
295d08376744
Add function for saving a bitmap font.
Matti Hamalainen <ccr@tnsp.org>
parents:
70
diff
changeset
|
277 } |
75
e6535609c161
Initial implementation of loading and saving of bitmap fonts.
Matti Hamalainen <ccr@tnsp.org>
parents:
73
diff
changeset
|
278 |
73
295d08376744
Add function for saving a bitmap font.
Matti Hamalainen <ccr@tnsp.org>
parents:
70
diff
changeset
|
279 return DMERR_OK; |
295d08376744
Add function for saving a bitmap font.
Matti Hamalainen <ccr@tnsp.org>
parents:
70
diff
changeset
|
280 } |