dmlib: dmtext_bm.c annotate

annotate dmtext_bm.c @ 132:b5569c84f00a

Add support for loading ancient version of TSFONTs.

author	Matti Hamalainen <ccr@tnsp.org>
date	Thu, 04 Oct 2012 15:43:10 +0300
parents	975725e3126d
children	67d2cba58a87

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;
129 975725e3126d Cleanup some prototyping code. Matti Hamalainen <ccr@tnsp.org> parents: 104 diff changeset	14 DMUnscaledBlitFunc blit = NULL;
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 {
129 975725e3126d Cleanup some prototyping code. Matti Hamalainen <ccr@tnsp.org> parents: 104 diff changeset	18 int ch = *ptr++;
70 a791146e3094 Make BM text work, a bit at least. Matti Hamalainen <ccr@tnsp.org> parents: 66 diff changeset	19 SDL_Surface *glyph;
60 f28cd66356f6 Initial work for bitmapped fonts and text drawing. Also moved TTF header Matti Hamalainen <ccr@tnsp.org> parents: 0 diff changeset	20
129 975725e3126d Cleanup some prototyping code. Matti Hamalainen <ccr@tnsp.org> parents: 104 diff changeset	21 if (ch >= 0 && ch < font->nglyphs && (glyph = font->glyphs[ch]) != NULL)
60 f28cd66356f6 Initial work for bitmapped fonts and text drawing. Also moved TTF header Matti Hamalainen <ccr@tnsp.org> parents: 0 diff changeset	22 {
129 975725e3126d Cleanup some prototyping code. Matti Hamalainen <ccr@tnsp.org> parents: 104 diff changeset	23 if (blit == NULL)
975725e3126d Cleanup some prototyping code. Matti Hamalainen <ccr@tnsp.org> parents: 104 diff changeset	24 blit = dmGetUnscaledBlitFunc(glyph->format, screen->format, mode);
975725e3126d Cleanup some prototyping code. Matti Hamalainen <ccr@tnsp.org> parents: 104 diff changeset	25
975725e3126d Cleanup some prototyping code. Matti Hamalainen <ccr@tnsp.org> parents: 104 diff changeset	26 blit(glyph, xc, yc, screen);
63 3d9da937db69 More work on the text support. Matti Hamalainen <ccr@tnsp.org> parents: 60 diff changeset	27 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	28 }
f28cd66356f6 Initial work for bitmapped fonts and text drawing. Also moved TTF header Matti Hamalainen <ccr@tnsp.org> parents: 0 diff changeset	29 else
f28cd66356f6 Initial work for bitmapped fonts and text drawing. Also moved TTF header Matti Hamalainen <ccr@tnsp.org> parents: 0 diff changeset	30 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	31 }
f28cd66356f6 Initial work for bitmapped fonts and text drawing. Also moved TTF header Matti Hamalainen <ccr@tnsp.org> parents: 0 diff changeset	32 }
f28cd66356f6 Initial work for bitmapped fonts and text drawing. Also moved TTF header Matti Hamalainen <ccr@tnsp.org> parents: 0 diff changeset	33
f28cd66356f6 Initial work for bitmapped fonts and text drawing. Also moved TTF header Matti Hamalainen <ccr@tnsp.org> parents: 0 diff changeset	34
f28cd66356f6 Initial work for bitmapped fonts and text drawing. Also moved TTF header Matti Hamalainen <ccr@tnsp.org> parents: 0 diff changeset	35 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	36 {
f28cd66356f6 Initial work for bitmapped fonts and text drawing. Also moved TTF header Matti Hamalainen <ccr@tnsp.org> parents: 0 diff changeset	37 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	38 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	39 {
63 3d9da937db69 More work on the text support. Matti Hamalainen <ccr@tnsp.org> parents: 60 diff changeset	40 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	41 dmFree(tmp);
f28cd66356f6 Initial work for bitmapped fonts and text drawing. Also moved TTF header Matti Hamalainen <ccr@tnsp.org> parents: 0 diff changeset	42 }
f28cd66356f6 Initial work for bitmapped fonts and text drawing. Also moved TTF header Matti Hamalainen <ccr@tnsp.org> parents: 0 diff changeset	43 }
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
f28cd66356f6 Initial work for bitmapped fonts and text drawing. Also moved TTF header Matti Hamalainen <ccr@tnsp.org> parents: 0 diff changeset	46 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	47 {
f28cd66356f6 Initial work for bitmapped fonts and text drawing. Also moved TTF header Matti Hamalainen <ccr@tnsp.org> parents: 0 diff changeset	48 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	49
f28cd66356f6 Initial work for bitmapped fonts and text drawing. Also moved TTF header Matti Hamalainen <ccr@tnsp.org> parents: 0 diff changeset	50 va_start(ap, fmt);
63 3d9da937db69 More work on the text support. Matti Hamalainen <ccr@tnsp.org> parents: 60 diff changeset	51 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	52 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	53 }
f28cd66356f6 Initial work for bitmapped fonts and text drawing. Also moved TTF header Matti Hamalainen <ccr@tnsp.org> parents: 0 diff changeset	54
65 03375aa0ef2b Implement some new functions for bitmapped font handling. Matti Hamalainen <ccr@tnsp.org> parents: 64 diff changeset	55
89 b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	56 DMBitmapFont *dmNewBitmapFont(int nglyphs, int width, int height)
65 03375aa0ef2b Implement some new functions for bitmapped font handling. Matti Hamalainen <ccr@tnsp.org> parents: 64 diff changeset	57 {
03375aa0ef2b Implement some new functions for bitmapped font handling. Matti Hamalainen <ccr@tnsp.org> parents: 64 diff changeset	58 DMBitmapFont *font = dmMalloc0(sizeof(DMBitmapFont));
03375aa0ef2b Implement some new functions for bitmapped font handling. Matti Hamalainen <ccr@tnsp.org> parents: 64 diff changeset	59 if (font == NULL)
03375aa0ef2b Implement some new functions for bitmapped font handling. Matti Hamalainen <ccr@tnsp.org> parents: 64 diff changeset	60 return NULL;
03375aa0ef2b Implement some new functions for bitmapped font handling. Matti Hamalainen <ccr@tnsp.org> parents: 64 diff changeset	61
89 b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	62 font->width = width;
b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	63 font->height = height;
65 03375aa0ef2b Implement some new functions for bitmapped font handling. Matti Hamalainen <ccr@tnsp.org> parents: 64 diff changeset	64 font->nglyphs = nglyphs;
03375aa0ef2b Implement some new functions for bitmapped font handling. Matti Hamalainen <ccr@tnsp.org> parents: 64 diff changeset	65 font->glyphs = dmCalloc(nglyphs, sizeof(SDL_Surface *));
89 b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	66 if (font->glyphs == NULL)
b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	67 {
b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	68 dmFree(font);
b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	69 return NULL;
b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	70 }
b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	71
65 03375aa0ef2b Implement some new functions for bitmapped font handling. Matti Hamalainen <ccr@tnsp.org> parents: 64 diff changeset	72 return font;
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
03375aa0ef2b Implement some new functions for bitmapped font handling. Matti Hamalainen <ccr@tnsp.org> parents: 64 diff changeset	75
03375aa0ef2b Implement some new functions for bitmapped font handling. Matti Hamalainen <ccr@tnsp.org> parents: 64 diff changeset	76 int dmFreeBitmapFont(DMBitmapFont *font)
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 int i;
03375aa0ef2b Implement some new functions for bitmapped font handling. Matti Hamalainen <ccr@tnsp.org> parents: 64 diff changeset	79
03375aa0ef2b Implement some new functions for bitmapped font handling. Matti Hamalainen <ccr@tnsp.org> parents: 64 diff changeset	80 if (font == NULL)
03375aa0ef2b Implement some new functions for bitmapped font handling. Matti Hamalainen <ccr@tnsp.org> parents: 64 diff changeset	81 return DMERR_NULLPTR;
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 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	84 {
03375aa0ef2b Implement some new functions for bitmapped font handling. Matti Hamalainen <ccr@tnsp.org> parents: 64 diff changeset	85 if (font->glyphs[i] != NULL)
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 SDL_FreeSurface(font->glyphs[i]);
03375aa0ef2b Implement some new functions for bitmapped font handling. Matti Hamalainen <ccr@tnsp.org> parents: 64 diff changeset	88 font->glyphs[i] = NULL;
03375aa0ef2b Implement some new functions for bitmapped font handling. Matti Hamalainen <ccr@tnsp.org> parents: 64 diff changeset	89 }
03375aa0ef2b Implement some new functions for bitmapped font handling. Matti Hamalainen <ccr@tnsp.org> parents: 64 diff changeset	90 }
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 dmFree(font);
03375aa0ef2b Implement some new functions for bitmapped font handling. Matti Hamalainen <ccr@tnsp.org> parents: 64 diff changeset	93 return DMERR_OK;
03375aa0ef2b Implement some new functions for bitmapped font handling. Matti Hamalainen <ccr@tnsp.org> parents: 64 diff changeset	94 }
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
100 f16d102dbbac Add a function for setting bitmapped font palette. Matti Hamalainen <ccr@tnsp.org> parents: 91 diff changeset	97 /* Set the palette for each glyph. While the function allows you to
f16d102dbbac Add a function for setting bitmapped font palette. Matti Hamalainen <ccr@tnsp.org> parents: 91 diff changeset	98 * specify 'start' and 'end' indices and palette array freely, you should
f16d102dbbac Add a function for setting bitmapped font palette. Matti Hamalainen <ccr@tnsp.org> parents: 91 diff changeset	99 * typically use DMFONT_NPALETTE size palette starting at index 0.
f16d102dbbac Add a function for setting bitmapped font palette. Matti Hamalainen <ccr@tnsp.org> parents: 91 diff changeset	100 */
f16d102dbbac Add a function for setting bitmapped font palette. Matti Hamalainen <ccr@tnsp.org> parents: 91 diff changeset	101 int dmSetBitmapFontPalette(DMBitmapFont font, SDL_Color pal, int start, int size)
f16d102dbbac Add a function for setting bitmapped font palette. Matti Hamalainen <ccr@tnsp.org> parents: 91 diff changeset	102 {
f16d102dbbac Add a function for setting bitmapped font palette. Matti Hamalainen <ccr@tnsp.org> parents: 91 diff changeset	103 int i;
f16d102dbbac Add a function for setting bitmapped font palette. Matti Hamalainen <ccr@tnsp.org> parents: 91 diff changeset	104
f16d102dbbac Add a function for setting bitmapped font palette. Matti Hamalainen <ccr@tnsp.org> parents: 91 diff changeset	105 if (font == NULL)
f16d102dbbac Add a function for setting bitmapped font palette. Matti Hamalainen <ccr@tnsp.org> parents: 91 diff changeset	106 return DMERR_NULLPTR;
f16d102dbbac Add a function for setting bitmapped font palette. Matti Hamalainen <ccr@tnsp.org> parents: 91 diff changeset	107
102 751af3f0e3f2 Oops, 100L :( Matti Hamalainen <ccr@tnsp.org> parents: 101 diff changeset	108 if (start < 0 \|\| size < 1)
100 f16d102dbbac Add a function for setting bitmapped font palette. Matti Hamalainen <ccr@tnsp.org> parents: 91 diff changeset	109 return DMERR_INVALID_ARGS;
f16d102dbbac Add a function for setting bitmapped font palette. Matti Hamalainen <ccr@tnsp.org> parents: 91 diff changeset	110
f16d102dbbac Add a function for setting bitmapped font palette. Matti Hamalainen <ccr@tnsp.org> parents: 91 diff changeset	111 for (i = 0; i < font->nglyphs; i++)
f16d102dbbac Add a function for setting bitmapped font palette. Matti Hamalainen <ccr@tnsp.org> parents: 91 diff changeset	112 {
f16d102dbbac Add a function for setting bitmapped font palette. Matti Hamalainen <ccr@tnsp.org> parents: 91 diff changeset	113 SDL_Surface *glyph = font->glyphs[i];
f16d102dbbac Add a function for setting bitmapped font palette. Matti Hamalainen <ccr@tnsp.org> parents: 91 diff changeset	114 if (glyph != NULL)
f16d102dbbac Add a function for setting bitmapped font palette. Matti Hamalainen <ccr@tnsp.org> parents: 91 diff changeset	115 {
101 8bba97252d85 Oops, 10L. Matti Hamalainen <ccr@tnsp.org> parents: 100 diff changeset	116 SDL_SetColors(glyph, pal, start, size);
100 f16d102dbbac Add a function for setting bitmapped font palette. Matti Hamalainen <ccr@tnsp.org> parents: 91 diff changeset	117 }
f16d102dbbac Add a function for setting bitmapped font palette. Matti Hamalainen <ccr@tnsp.org> parents: 91 diff changeset	118 }
f16d102dbbac Add a function for setting bitmapped font palette. Matti Hamalainen <ccr@tnsp.org> parents: 91 diff changeset	119
f16d102dbbac Add a function for setting bitmapped font palette. Matti Hamalainen <ccr@tnsp.org> parents: 91 diff changeset	120 return DMERR_OK;
f16d102dbbac Add a function for setting bitmapped font palette. Matti Hamalainen <ccr@tnsp.org> parents: 91 diff changeset	121 }
f16d102dbbac Add a function for setting bitmapped font palette. Matti Hamalainen <ccr@tnsp.org> parents: 91 diff changeset	122
f16d102dbbac Add a function for setting bitmapped font palette. Matti Hamalainen <ccr@tnsp.org> parents: 91 diff changeset	123
65 03375aa0ef2b Implement some new functions for bitmapped font handling. Matti Hamalainen <ccr@tnsp.org> parents: 64 diff changeset	124 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	125 {
76 7d201aed1fd9 Cleanups, cosmetics. Matti Hamalainen <ccr@tnsp.org> parents: 75 diff changeset	126 int nglyph, xc, yc, xglyphs, yglyphs;
65 03375aa0ef2b Implement some new functions for bitmapped font handling. Matti Hamalainen <ccr@tnsp.org> parents: 64 diff changeset	127 DMBitmapFont *font;
03375aa0ef2b Implement some new functions for bitmapped font handling. Matti Hamalainen <ccr@tnsp.org> parents: 64 diff changeset	128
03375aa0ef2b Implement some new functions for bitmapped font handling. Matti Hamalainen <ccr@tnsp.org> parents: 64 diff changeset	129 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	130 return DMERR_INVALID_ARGS;
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 xglyphs = image->w / width;
03375aa0ef2b Implement some new functions for bitmapped font handling. Matti Hamalainen <ccr@tnsp.org> parents: 64 diff changeset	133 yglyphs = image->h / height;
03375aa0ef2b Implement some new functions for bitmapped font handling. Matti Hamalainen <ccr@tnsp.org> parents: 64 diff changeset	134
89 b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	135 if ((font = dmNewBitmapFont(xglyphs * yglyphs, width, height)) == NULL)
65 03375aa0ef2b Implement some new functions for bitmapped font handling. Matti Hamalainen <ccr@tnsp.org> parents: 64 diff changeset	136 return DMERR_MALLOC;
03375aa0ef2b Implement some new functions for bitmapped font handling. Matti Hamalainen <ccr@tnsp.org> parents: 64 diff changeset	137
76 7d201aed1fd9 Cleanups, cosmetics. Matti Hamalainen <ccr@tnsp.org> parents: 75 diff changeset	138 /*
70 a791146e3094 Make BM text work, a bit at least. Matti Hamalainen <ccr@tnsp.org> parents: 66 diff changeset	139 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	140 image->w, image->h,
a791146e3094 Make BM text work, a bit at least. Matti Hamalainen <ccr@tnsp.org> parents: 66 diff changeset	141 width, height,
a791146e3094 Make BM text work, a bit at least. Matti Hamalainen <ccr@tnsp.org> parents: 66 diff changeset	142 xglyphs, yglyphs, xglyphs * yglyphs);
76 7d201aed1fd9 Cleanups, cosmetics. Matti Hamalainen <ccr@tnsp.org> parents: 75 diff changeset	143 */
65 03375aa0ef2b Implement some new functions for bitmapped font handling. Matti Hamalainen <ccr@tnsp.org> parents: 64 diff changeset	144
76 7d201aed1fd9 Cleanups, cosmetics. Matti Hamalainen <ccr@tnsp.org> parents: 75 diff changeset	145 nglyph = 0;
65 03375aa0ef2b Implement some new functions for bitmapped font handling. Matti Hamalainen <ccr@tnsp.org> parents: 64 diff changeset	146 for (yc = 0; yc < yglyphs; yc++)
03375aa0ef2b Implement some new functions for bitmapped font handling. Matti Hamalainen <ccr@tnsp.org> parents: 64 diff changeset	147 for (xc = 0; xc < xglyphs; xc++)
03375aa0ef2b Implement some new functions for bitmapped font handling. Matti Hamalainen <ccr@tnsp.org> parents: 64 diff changeset	148 {
76 7d201aed1fd9 Cleanups, cosmetics. Matti Hamalainen <ccr@tnsp.org> parents: 75 diff changeset	149 SDL_Surface *glyph = SDL_CreateRGBSurface(SDL_SWSURFACE, width, height,
65 03375aa0ef2b Implement some new functions for bitmapped font handling. Matti Hamalainen <ccr@tnsp.org> parents: 64 diff changeset	150 image->format->BitsPerPixel,
03375aa0ef2b Implement some new functions for bitmapped font handling. Matti Hamalainen <ccr@tnsp.org> parents: 64 diff changeset	151 image->format->Rmask,
03375aa0ef2b Implement some new functions for bitmapped font handling. Matti Hamalainen <ccr@tnsp.org> parents: 64 diff changeset	152 image->format->Gmask,
03375aa0ef2b Implement some new functions for bitmapped font handling. Matti Hamalainen <ccr@tnsp.org> parents: 64 diff changeset	153 image->format->Bmask,
03375aa0ef2b Implement some new functions for bitmapped font handling. Matti Hamalainen <ccr@tnsp.org> parents: 64 diff changeset	154 image->format->Amask);
03375aa0ef2b Implement some new functions for bitmapped font handling. Matti Hamalainen <ccr@tnsp.org> parents: 64 diff changeset	155
76 7d201aed1fd9 Cleanups, cosmetics. Matti Hamalainen <ccr@tnsp.org> parents: 75 diff changeset	156 if (glyph == NULL)
65 03375aa0ef2b Implement some new functions for bitmapped font handling. Matti Hamalainen <ccr@tnsp.org> parents: 64 diff changeset	157 {
03375aa0ef2b Implement some new functions for bitmapped font handling. Matti Hamalainen <ccr@tnsp.org> parents: 64 diff changeset	158 dmFreeBitmapFont(font);
03375aa0ef2b Implement some new functions for bitmapped font handling. Matti Hamalainen <ccr@tnsp.org> parents: 64 diff changeset	159 return DMERR_MALLOC;
03375aa0ef2b Implement some new functions for bitmapped font handling. Matti Hamalainen <ccr@tnsp.org> parents: 64 diff changeset	160 }
70 a791146e3094 Make BM text work, a bit at least. Matti Hamalainen <ccr@tnsp.org> parents: 66 diff changeset	161
a791146e3094 Make BM text work, a bit at least. Matti Hamalainen <ccr@tnsp.org> parents: 66 diff changeset	162 SDL_Rect r;
a791146e3094 Make BM text work, a bit at least. Matti Hamalainen <ccr@tnsp.org> parents: 66 diff changeset	163 r.x = xc * width;
a791146e3094 Make BM text work, a bit at least. Matti Hamalainen <ccr@tnsp.org> parents: 66 diff changeset	164 r.y = yc * height;
a791146e3094 Make BM text work, a bit at least. Matti Hamalainen <ccr@tnsp.org> parents: 66 diff changeset	165 r.w = width;
a791146e3094 Make BM text work, a bit at least. Matti Hamalainen <ccr@tnsp.org> parents: 66 diff changeset	166 r.h = height;
a791146e3094 Make BM text work, a bit at least. Matti Hamalainen <ccr@tnsp.org> parents: 66 diff changeset	167
76 7d201aed1fd9 Cleanups, cosmetics. Matti Hamalainen <ccr@tnsp.org> parents: 75 diff changeset	168 SDL_BlitSurface(image, &r, glyph, NULL);
65 03375aa0ef2b Implement some new functions for bitmapped font handling. Matti Hamalainen <ccr@tnsp.org> parents: 64 diff changeset	169
76 7d201aed1fd9 Cleanups, cosmetics. Matti Hamalainen <ccr@tnsp.org> parents: 75 diff changeset	170 font->glyphs[nglyph++] = glyph;
65 03375aa0ef2b Implement some new functions for bitmapped font handling. Matti Hamalainen <ccr@tnsp.org> parents: 64 diff changeset	171 }
03375aa0ef2b Implement some new functions for bitmapped font handling. Matti Hamalainen <ccr@tnsp.org> parents: 64 diff changeset	172
03375aa0ef2b Implement some new functions for bitmapped font handling. Matti Hamalainen <ccr@tnsp.org> parents: 64 diff changeset	173 *pfont = font;
03375aa0ef2b Implement some new functions for bitmapped font handling. Matti Hamalainen <ccr@tnsp.org> parents: 64 diff changeset	174 return DMERR_OK;
03375aa0ef2b Implement some new functions for bitmapped font handling. Matti Hamalainen <ccr@tnsp.org> parents: 64 diff changeset	175 }
73 295d08376744 Add function for saving a bitmap font. Matti Hamalainen <ccr@tnsp.org> parents: 70 diff changeset	176
75 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 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	179 {
e6535609c161 Initial implementation of loading and saving of bitmap fonts. Matti Hamalainen <ccr@tnsp.org> parents: 73 diff changeset	180 DMBitmapFont *font;
e6535609c161 Initial implementation of loading and saving of bitmap fonts. Matti Hamalainen <ccr@tnsp.org> parents: 73 diff changeset	181 char magic[8];
89 b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	182 Uint16 version, nglyphs, maxglyph;
b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	183 int width, height;
b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	184 BOOL tsfont = FALSE;
75 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 // Check magic and version
e6535609c161 Initial implementation of loading and saving of bitmap fonts. Matti Hamalainen <ccr@tnsp.org> parents: 73 diff changeset	187 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	188 dmf_read_le16(res, &version);
e6535609c161 Initial implementation of loading and saving of bitmap fonts. Matti Hamalainen <ccr@tnsp.org> parents: 73 diff changeset	189
89 b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	190 // Check if it is a legacy TSFONT file
b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	191 if (memcmp(magic, TSFONT_MAGIC, 6) == 0)
b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	192 {
b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	193 // Yep, we handle these a bit differently
b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	194 int encoding = dmfgetc(res);
b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	195 tsfont = TRUE;
75 e6535609c161 Initial implementation of loading and saving of bitmap fonts. Matti Hamalainen <ccr@tnsp.org> parents: 73 diff changeset	196
89 b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	197 if (version > TSFONT_VERSION)
b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	198 return DMERR_VERSION;
132 b5569c84f00a Add support for loading ancient version of TSFONTs. Matti Hamalainen <ccr@tnsp.org> parents: 129 diff changeset	199
b5569c84f00a Add support for loading ancient version of TSFONTs. Matti Hamalainen <ccr@tnsp.org> parents: 129 diff changeset	200 #ifdef FN_DEBUG
b5569c84f00a Add support for loading ancient version of TSFONTs. Matti Hamalainen <ccr@tnsp.org> parents: 129 diff changeset	201 fprintf(stderr, "TSFONT v%d.%d (0x%04x), encoding=%d\n", version >> 8, version & 0xff, version, encoding);
b5569c84f00a Add support for loading ancient version of TSFONTs. Matti Hamalainen <ccr@tnsp.org> parents: 129 diff changeset	202 #endif
89 b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	203
b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	204 // There were only two encodings, 0 = none and 1 = RLE
b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	205 // of which RLE was never actually used ... derp.
b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	206 if (encoding != 0)
b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	207 return DMERR_NOT_SUPPORTED;
b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	208 }
b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	209 else
b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	210 {
b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	211 if (memcmp(magic, DMFONT_MAGIC, 6) != 0)
b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	212 return DMERR_INVALID;
b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	213
b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	214 if (version > DMFONT_VERSION)
b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	215 return DMERR_VERSION;
b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	216 }
75 e6535609c161 Initial implementation of loading and saving of bitmap fonts. Matti Hamalainen <ccr@tnsp.org> parents: 73 diff changeset	217
91 e1e308167991 Various improvements in the bitmapped font loading and saving functions. Matti Hamalainen <ccr@tnsp.org> parents: 89 diff changeset	218 // Read other header data
89 b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	219 if (tsfont)
b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	220 {
91 e1e308167991 Various improvements in the bitmapped font loading and saving functions. Matti Hamalainen <ccr@tnsp.org> parents: 89 diff changeset	221 // TSFONT only has number of glyphs stored in the file
89 b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	222 nglyphs = dmfgetc(res);
91 e1e308167991 Various improvements in the bitmapped font loading and saving functions. Matti Hamalainen <ccr@tnsp.org> parents: 89 diff changeset	223
e1e308167991 Various improvements in the bitmapped font loading and saving functions. Matti Hamalainen <ccr@tnsp.org> parents: 89 diff changeset	224 // Maximum glyph number
104 7160c1d71ade Few nasty bugs fixed in TSFONT loading. Matti Hamalainen <ccr@tnsp.org> parents: 102 diff changeset	225 maxglyph = 256;
89 b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	226 }
b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	227 else
b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	228 {
b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	229 dmf_read_le16(res, &nglyphs);
b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	230 dmf_read_le16(res, &maxglyph);
b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	231 }
b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	232
b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	233 width = dmfgetc(res);
b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	234 height = dmfgetc(res);
75 e6535609c161 Initial implementation of loading and saving of bitmap fonts. Matti Hamalainen <ccr@tnsp.org> parents: 73 diff changeset	235
132 b5569c84f00a Add support for loading ancient version of TSFONTs. Matti Hamalainen <ccr@tnsp.org> parents: 129 diff changeset	236 #ifdef FN_DEBUG
b5569c84f00a Add support for loading ancient version of TSFONTs. Matti Hamalainen <ccr@tnsp.org> parents: 129 diff changeset	237 fprintf(stderr, "nglyphs=%d (0x%02x), width=%d, height=%d\n", nglyphs, nglyphs, width, height);
b5569c84f00a Add support for loading ancient version of TSFONTs. Matti Hamalainen <ccr@tnsp.org> parents: 129 diff changeset	238 #endif
b5569c84f00a Add support for loading ancient version of TSFONTs. Matti Hamalainen <ccr@tnsp.org> parents: 129 diff changeset	239
89 b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	240 if (tsfont)
b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	241 {
91 e1e308167991 Various improvements in the bitmapped font loading and saving functions. Matti Hamalainen <ccr@tnsp.org> parents: 89 diff changeset	242 // TSFONT color assignments (boolean) .. we discard this.
89 b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	243 dmfgetc(res);
132 b5569c84f00a Add support for loading ancient version of TSFONTs. Matti Hamalainen <ccr@tnsp.org> parents: 129 diff changeset	244
b5569c84f00a Add support for loading ancient version of TSFONTs. Matti Hamalainen <ccr@tnsp.org> parents: 129 diff changeset	245 // Very old TSFONTs have some extra data that is not used
b5569c84f00a Add support for loading ancient version of TSFONTs. Matti Hamalainen <ccr@tnsp.org> parents: 129 diff changeset	246 // .. can't actually even remember what it was for.
b5569c84f00a Add support for loading ancient version of TSFONTs. Matti Hamalainen <ccr@tnsp.org> parents: 129 diff changeset	247 if (version == 0x0200)
b5569c84f00a Add support for loading ancient version of TSFONTs. Matti Hamalainen <ccr@tnsp.org> parents: 129 diff changeset	248 {
b5569c84f00a Add support for loading ancient version of TSFONTs. Matti Hamalainen <ccr@tnsp.org> parents: 129 diff changeset	249 int i;
b5569c84f00a Add support for loading ancient version of TSFONTs. Matti Hamalainen <ccr@tnsp.org> parents: 129 diff changeset	250 for (i = 0; i < 32; i++)
b5569c84f00a Add support for loading ancient version of TSFONTs. Matti Hamalainen <ccr@tnsp.org> parents: 129 diff changeset	251 dmfgetc(res);
b5569c84f00a Add support for loading ancient version of TSFONTs. Matti Hamalainen <ccr@tnsp.org> parents: 129 diff changeset	252 }
89 b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	253 }
b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	254
b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	255 if (width < DMFONT_MIN_WIDTH \|\|
b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	256 height < DMFONT_MIN_HEIGHT \|\|
b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	257 width > DMFONT_MAX_WIDTH \|\|
b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	258 height > DMFONT_MAX_HEIGHT \|\|
b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	259 nglyphs > DMFONT_MAX_GLYPHS \|\|
b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	260 maxglyph > DMFONT_MAX_GLYPHS \|\|
b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	261 maxglyph < 1)
75 e6535609c161 Initial implementation of loading and saving of bitmap fonts. Matti Hamalainen <ccr@tnsp.org> parents: 73 diff changeset	262 return DMERR_INVALID_DATA;
e6535609c161 Initial implementation of loading and saving of bitmap fonts. Matti Hamalainen <ccr@tnsp.org> parents: 73 diff changeset	263
e6535609c161 Initial implementation of loading and saving of bitmap fonts. Matti Hamalainen <ccr@tnsp.org> parents: 73 diff changeset	264 // Allocate font
89 b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	265 if ((*pfont = font = dmNewBitmapFont(maxglyph, width, height)) == NULL)
75 e6535609c161 Initial implementation of loading and saving of bitmap fonts. Matti Hamalainen <ccr@tnsp.org> parents: 73 diff changeset	266 return DMERR_MALLOC;
e6535609c161 Initial implementation of loading and saving of bitmap fonts. Matti Hamalainen <ccr@tnsp.org> parents: 73 diff changeset	267
e6535609c161 Initial implementation of loading and saving of bitmap fonts. Matti Hamalainen <ccr@tnsp.org> parents: 73 diff changeset	268 // Read glyph data, if any
e6535609c161 Initial implementation of loading and saving of bitmap fonts. Matti Hamalainen <ccr@tnsp.org> parents: 73 diff changeset	269 if (nglyphs > 0)
e6535609c161 Initial implementation of loading and saving of bitmap fonts. Matti Hamalainen <ccr@tnsp.org> parents: 73 diff changeset	270 {
91 e1e308167991 Various improvements in the bitmapped font loading and saving functions. Matti Hamalainen <ccr@tnsp.org> parents: 89 diff changeset	271 int n, i;
e1e308167991 Various improvements in the bitmapped font loading and saving functions. Matti Hamalainen <ccr@tnsp.org> parents: 89 diff changeset	272 Uint32 BitsPerPixel, Rmask, Gmask, Bmask, Amask;
e1e308167991 Various improvements in the bitmapped font loading and saving functions. Matti Hamalainen <ccr@tnsp.org> parents: 89 diff changeset	273 SDL_Color pal[DMFONT_NPALETTE];
e1e308167991 Various improvements in the bitmapped font loading and saving functions. Matti Hamalainen <ccr@tnsp.org> parents: 89 diff changeset	274
e1e308167991 Various improvements in the bitmapped font loading and saving functions. Matti Hamalainen <ccr@tnsp.org> parents: 89 diff changeset	275 // Setup palette for 8bpp fonts
e1e308167991 Various improvements in the bitmapped font loading and saving functions. Matti Hamalainen <ccr@tnsp.org> parents: 89 diff changeset	276 for (n = 0; n < DMFONT_NPALETTE; n++)
e1e308167991 Various improvements in the bitmapped font loading and saving functions. Matti Hamalainen <ccr@tnsp.org> parents: 89 diff changeset	277 {
104 7160c1d71ade Few nasty bugs fixed in TSFONT loading. Matti Hamalainen <ccr@tnsp.org> parents: 102 diff changeset	278 pal[n].r = pal[n].g = pal[n].b = 0;
7160c1d71ade Few nasty bugs fixed in TSFONT loading. Matti Hamalainen <ccr@tnsp.org> parents: 102 diff changeset	279 pal[n].unused = n > 0 ? 255 : 0;
91 e1e308167991 Various improvements in the bitmapped font loading and saving functions. Matti Hamalainen <ccr@tnsp.org> parents: 89 diff changeset	280 }
75 e6535609c161 Initial implementation of loading and saving of bitmap fonts. Matti Hamalainen <ccr@tnsp.org> parents: 73 diff changeset	281
89 b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	282 if (tsfont)
b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	283 {
b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	284 BitsPerPixel = 8;
b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	285 Rmask = Gmask = Bmask = Amask = 0;
b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	286 }
b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	287 else
b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	288 {
b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	289 BitsPerPixel = dmfgetc(res);
b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	290 dmf_read_le32(res, &Rmask);
b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	291 dmf_read_le32(res, &Gmask);
b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	292 dmf_read_le32(res, &Bmask);
b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	293 dmf_read_le32(res, &Amask);
b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	294 }
75 e6535609c161 Initial implementation of loading and saving of bitmap fonts. Matti Hamalainen <ccr@tnsp.org> parents: 73 diff changeset	295
e6535609c161 Initial implementation of loading and saving of bitmap fonts. Matti Hamalainen <ccr@tnsp.org> parents: 73 diff changeset	296 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	297 {
e6535609c161 Initial implementation of loading and saving of bitmap fonts. Matti Hamalainen <ccr@tnsp.org> parents: 73 diff changeset	298 int y;
89 b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	299 Uint16 index;
75 e6535609c161 Initial implementation of loading and saving of bitmap fonts. Matti Hamalainen <ccr@tnsp.org> parents: 73 diff changeset	300 Uint8 *pixels;
e6535609c161 Initial implementation of loading and saving of bitmap fonts. Matti Hamalainen <ccr@tnsp.org> parents: 73 diff changeset	301 SDL_Surface *glyph;
89 b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	302
91 e1e308167991 Various improvements in the bitmapped font loading and saving functions. Matti Hamalainen <ccr@tnsp.org> parents: 89 diff changeset	303 // TSFONT format has only byte sized index
89 b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	304 if (tsfont)
b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	305 index = dmfgetc(res);
b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	306 else
b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	307 dmf_read_le16(res, &index);
b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	308
91 e1e308167991 Various improvements in the bitmapped font loading and saving functions. Matti Hamalainen <ccr@tnsp.org> parents: 89 diff changeset	309 // Read dimensions
89 b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	310 width = dmfgetc(res);
b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	311 height = dmfgetc(res);
91 e1e308167991 Various improvements in the bitmapped font loading and saving functions. Matti Hamalainen <ccr@tnsp.org> parents: 89 diff changeset	312
132 b5569c84f00a Add support for loading ancient version of TSFONTs. Matti Hamalainen <ccr@tnsp.org> parents: 129 diff changeset	313 #ifdef FN_DEBUG
b5569c84f00a Add support for loading ancient version of TSFONTs. Matti Hamalainen <ccr@tnsp.org> parents: 129 diff changeset	314 fprintf(stderr, "#%d @ %d - w=%d, h=%d\n", i, index, width, height);
b5569c84f00a Add support for loading ancient version of TSFONTs. Matti Hamalainen <ccr@tnsp.org> parents: 129 diff changeset	315 #endif
b5569c84f00a Add support for loading ancient version of TSFONTs. Matti Hamalainen <ccr@tnsp.org> parents: 129 diff changeset	316
89 b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	317 if (width < DMFONT_MIN_WIDTH \|\|
b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	318 height < DMFONT_MIN_HEIGHT \|\|
b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	319 width > DMFONT_MAX_WIDTH \|\|
b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	320 height > DMFONT_MAX_HEIGHT \|\|
104 7160c1d71ade Few nasty bugs fixed in TSFONT loading. Matti Hamalainen <ccr@tnsp.org> parents: 102 diff changeset	321 index >= maxglyph)
89 b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	322 return DMERR_INVALID_DATA;
91 e1e308167991 Various improvements in the bitmapped font loading and saving functions. Matti Hamalainen <ccr@tnsp.org> parents: 89 diff changeset	323
e1e308167991 Various improvements in the bitmapped font loading and saving functions. Matti Hamalainen <ccr@tnsp.org> parents: 89 diff changeset	324 // Allocate bitmap
89 b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	325 font->glyphs[index] = glyph = SDL_CreateRGBSurface(
75 e6535609c161 Initial implementation of loading and saving of bitmap fonts. Matti Hamalainen <ccr@tnsp.org> parents: 73 diff changeset	326 SDL_SWSURFACE, width, height,
e6535609c161 Initial implementation of loading and saving of bitmap fonts. Matti Hamalainen <ccr@tnsp.org> parents: 73 diff changeset	327 BitsPerPixel, Rmask, Gmask,
e6535609c161 Initial implementation of loading and saving of bitmap fonts. Matti Hamalainen <ccr@tnsp.org> parents: 73 diff changeset	328 Bmask,
e6535609c161 Initial implementation of loading and saving of bitmap fonts. Matti Hamalainen <ccr@tnsp.org> parents: 73 diff changeset	329 Amask);
91 e1e308167991 Various improvements in the bitmapped font loading and saving functions. Matti Hamalainen <ccr@tnsp.org> parents: 89 diff changeset	330
75 e6535609c161 Initial implementation of loading and saving of bitmap fonts. Matti Hamalainen <ccr@tnsp.org> parents: 73 diff changeset	331 if (glyph == NULL)
e6535609c161 Initial implementation of loading and saving of bitmap fonts. Matti Hamalainen <ccr@tnsp.org> parents: 73 diff changeset	332 return DMERR_MALLOC;
e6535609c161 Initial implementation of loading and saving of bitmap fonts. Matti Hamalainen <ccr@tnsp.org> parents: 73 diff changeset	333
91 e1e308167991 Various improvements in the bitmapped font loading and saving functions. Matti Hamalainen <ccr@tnsp.org> parents: 89 diff changeset	334 if (BitsPerPixel == 8)
e1e308167991 Various improvements in the bitmapped font loading and saving functions. Matti Hamalainen <ccr@tnsp.org> parents: 89 diff changeset	335 SDL_SetColors(glyph, pal, 0, DMFONT_NPALETTE);
e1e308167991 Various improvements in the bitmapped font loading and saving functions. Matti Hamalainen <ccr@tnsp.org> parents: 89 diff changeset	336
e1e308167991 Various improvements in the bitmapped font loading and saving functions. Matti Hamalainen <ccr@tnsp.org> parents: 89 diff changeset	337 // Read pixel data
75 e6535609c161 Initial implementation of loading and saving of bitmap fonts. Matti Hamalainen <ccr@tnsp.org> parents: 73 diff changeset	338 pixels = glyph->pixels;
e6535609c161 Initial implementation of loading and saving of bitmap fonts. Matti Hamalainen <ccr@tnsp.org> parents: 73 diff changeset	339 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	340 {
89 b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	341 if (dmfread(pixels, glyph->format->BytesPerPixel, glyph->w, res) != (size_t) glyph->w)
75 e6535609c161 Initial implementation of loading and saving of bitmap fonts. Matti Hamalainen <ccr@tnsp.org> parents: 73 diff changeset	342 return DMERR_FREAD;
e6535609c161 Initial implementation of loading and saving of bitmap fonts. Matti Hamalainen <ccr@tnsp.org> parents: 73 diff changeset	343 pixels += glyph->pitch;
e6535609c161 Initial implementation of loading and saving of bitmap fonts. Matti Hamalainen <ccr@tnsp.org> parents: 73 diff changeset	344 }
e6535609c161 Initial implementation of loading and saving of bitmap fonts. Matti Hamalainen <ccr@tnsp.org> parents: 73 diff changeset	345 }
e6535609c161 Initial implementation of loading and saving of bitmap fonts. Matti Hamalainen <ccr@tnsp.org> parents: 73 diff changeset	346 }
e6535609c161 Initial implementation of loading and saving of bitmap fonts. Matti Hamalainen <ccr@tnsp.org> parents: 73 diff changeset	347
e6535609c161 Initial implementation of loading and saving of bitmap fonts. Matti Hamalainen <ccr@tnsp.org> parents: 73 diff changeset	348 return DMERR_OK;
e6535609c161 Initial implementation of loading and saving of bitmap fonts. Matti Hamalainen <ccr@tnsp.org> parents: 73 diff changeset	349 }
e6535609c161 Initial implementation of loading and saving of bitmap fonts. Matti Hamalainen <ccr@tnsp.org> parents: 73 diff changeset	350
e6535609c161 Initial implementation of loading and saving of bitmap fonts. Matti Hamalainen <ccr@tnsp.org> parents: 73 diff changeset	351
73 295d08376744 Add function for saving a bitmap font. Matti Hamalainen <ccr@tnsp.org> parents: 70 diff changeset	352 int dmSaveBitmapFont(DMResource res, DMBitmapFont font)
295d08376744 Add function for saving a bitmap font. Matti Hamalainen <ccr@tnsp.org> parents: 70 diff changeset	353 {
91 e1e308167991 Various improvements in the bitmapped font loading and saving functions. Matti Hamalainen <ccr@tnsp.org> parents: 89 diff changeset	354 int maxglyph, nglyphs, n;
75 e6535609c161 Initial implementation of loading and saving of bitmap fonts. Matti Hamalainen <ccr@tnsp.org> parents: 73 diff changeset	355 if (font == NULL)
e6535609c161 Initial implementation of loading and saving of bitmap fonts. Matti Hamalainen <ccr@tnsp.org> parents: 73 diff changeset	356 return DMERR_NULLPTR;
89 b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	357
b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	358 if (font->nglyphs > DMFONT_MAX_GLYPHS \|\|
b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	359 font->width > DMFONT_MAX_WIDTH \|\|
b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	360 font->height > DMFONT_MAX_HEIGHT \|\|
b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	361 font->width < DMFONT_MIN_WIDTH \|\|
b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	362 font->height < DMFONT_MIN_HEIGHT)
b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	363 return DMERR_INVALID_DATA;
b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	364
b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	365 // Count number of actually existing glyphs
91 e1e308167991 Various improvements in the bitmapped font loading and saving functions. Matti Hamalainen <ccr@tnsp.org> parents: 89 diff changeset	366 for (maxglyph = nglyphs = n = 0; n < font->nglyphs; n++)
e1e308167991 Various improvements in the bitmapped font loading and saving functions. Matti Hamalainen <ccr@tnsp.org> parents: 89 diff changeset	367 {
e1e308167991 Various improvements in the bitmapped font loading and saving functions. Matti Hamalainen <ccr@tnsp.org> parents: 89 diff changeset	368 if (font->glyphs[n] != NULL)
e1e308167991 Various improvements in the bitmapped font loading and saving functions. Matti Hamalainen <ccr@tnsp.org> parents: 89 diff changeset	369 {
e1e308167991 Various improvements in the bitmapped font loading and saving functions. Matti Hamalainen <ccr@tnsp.org> parents: 89 diff changeset	370 nglyphs++;
e1e308167991 Various improvements in the bitmapped font loading and saving functions. Matti Hamalainen <ccr@tnsp.org> parents: 89 diff changeset	371 maxglyph = n;
e1e308167991 Various improvements in the bitmapped font loading and saving functions. Matti Hamalainen <ccr@tnsp.org> parents: 89 diff changeset	372 }
e1e308167991 Various improvements in the bitmapped font loading and saving functions. Matti Hamalainen <ccr@tnsp.org> parents: 89 diff changeset	373 }
75 e6535609c161 Initial implementation of loading and saving of bitmap fonts. Matti Hamalainen <ccr@tnsp.org> parents: 73 diff changeset	374
89 b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	375 // Write the DMFONT header
75 e6535609c161 Initial implementation of loading and saving of bitmap fonts. Matti Hamalainen <ccr@tnsp.org> parents: 73 diff changeset	376 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	377 return DMERR_FWRITE;
89 b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	378
75 e6535609c161 Initial implementation of loading and saving of bitmap fonts. Matti Hamalainen <ccr@tnsp.org> parents: 73 diff changeset	379 dmf_write_le16(res, DMFONT_VERSION);
91 e1e308167991 Various improvements in the bitmapped font loading and saving functions. Matti Hamalainen <ccr@tnsp.org> parents: 89 diff changeset	380 dmf_write_le16(res, nglyphs);
e1e308167991 Various improvements in the bitmapped font loading and saving functions. Matti Hamalainen <ccr@tnsp.org> parents: 89 diff changeset	381 dmf_write_le16(res, maxglyph);
89 b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	382 dmfputc(font->width, res);
b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	383 dmfputc(font->height, res);
75 e6535609c161 Initial implementation of loading and saving of bitmap fonts. Matti Hamalainen <ccr@tnsp.org> parents: 73 diff changeset	384
91 e1e308167991 Various improvements in the bitmapped font loading and saving functions. Matti Hamalainen <ccr@tnsp.org> parents: 89 diff changeset	385 if (nglyphs > 0)
73 295d08376744 Add function for saving a bitmap font. Matti Hamalainen <ccr@tnsp.org> parents: 70 diff changeset	386 {
75 e6535609c161 Initial implementation of loading and saving of bitmap fonts. Matti Hamalainen <ccr@tnsp.org> parents: 73 diff changeset	387 int i;
91 e1e308167991 Various improvements in the bitmapped font loading and saving functions. Matti Hamalainen <ccr@tnsp.org> parents: 89 diff changeset	388 SDL_Surface *glyph = font->glyphs[maxglyph];
75 e6535609c161 Initial implementation of loading and saving of bitmap fonts. Matti Hamalainen <ccr@tnsp.org> parents: 73 diff changeset	389
89 b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	390 // If there are actual glyphs stored, save thi
75 e6535609c161 Initial implementation of loading and saving of bitmap fonts. Matti Hamalainen <ccr@tnsp.org> parents: 73 diff changeset	391 dmfputc(glyph->format->BitsPerPixel, res);
e6535609c161 Initial implementation of loading and saving of bitmap fonts. Matti Hamalainen <ccr@tnsp.org> parents: 73 diff changeset	392 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	393 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	394 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	395 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	396
e6535609c161 Initial implementation of loading and saving of bitmap fonts. Matti Hamalainen <ccr@tnsp.org> parents: 73 diff changeset	397 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	398 {
e6535609c161 Initial implementation of loading and saving of bitmap fonts. Matti Hamalainen <ccr@tnsp.org> parents: 73 diff changeset	399 glyph = font->glyphs[i];
89 b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	400 if (glyph != NULL)
b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	401 {
b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	402 int y;
b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	403 Uint8 *pixels = glyph->pixels;
b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	404
b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	405 if (glyph->w < DMFONT_MIN_WIDTH \|\|
b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	406 glyph->h < DMFONT_MIN_HEIGHT \|\|
b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	407 glyph->w > DMFONT_MAX_WIDTH \|\|
b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	408 glyph->h > DMFONT_MAX_HEIGHT)
b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	409 return DMERR_INVALID_DATA;
75 e6535609c161 Initial implementation of loading and saving of bitmap fonts. Matti Hamalainen <ccr@tnsp.org> parents: 73 diff changeset	410
89 b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	411 // Each glyph has its table index and w/h stored
b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	412 dmf_write_le16(res, i);
b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	413 dmf_write_le16(res, glyph->w);
b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	414 dmf_write_le16(res, glyph->h);
75 e6535609c161 Initial implementation of loading and saving of bitmap fonts. Matti Hamalainen <ccr@tnsp.org> parents: 73 diff changeset	415
89 b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	416 // Write the pixel data
b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	417 for (y = 0; y < glyph->h; y++)
b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	418 {
b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	419 if (dmfwrite(pixels, glyph->format->BytesPerPixel, glyph->w, res) != (size_t) glyph->w)
b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	420 return DMERR_FWRITE;
b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	421 pixels += glyph->pitch;
b10884934aca Various improvements in bitmapped font support, and addition of legacy Matti Hamalainen <ccr@tnsp.org> parents: 76 diff changeset	422 }
75 e6535609c161 Initial implementation of loading and saving of bitmap fonts. Matti Hamalainen <ccr@tnsp.org> parents: 73 diff changeset	423 }
e6535609c161 Initial implementation of loading and saving of bitmap fonts. Matti Hamalainen <ccr@tnsp.org> parents: 73 diff changeset	424 }
73 295d08376744 Add function for saving a bitmap font. Matti Hamalainen <ccr@tnsp.org> parents: 70 diff changeset	425 }
75 e6535609c161 Initial implementation of loading and saving of bitmap fonts. Matti Hamalainen <ccr@tnsp.org> parents: 73 diff changeset	426
73 295d08376744 Add function for saving a bitmap font. Matti Hamalainen <ccr@tnsp.org> parents: 70 diff changeset	427 return DMERR_OK;
295d08376744 Add function for saving a bitmap font. Matti Hamalainen <ccr@tnsp.org> parents: 70 diff changeset	428 }

Mercurial > hg > dmlib

annotate dmtext_bm.c @ 132:b5569c84f00a