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got rid of X calls in loader - no XParseColor 

SVN revision: 2667
This commit is contained in:
Carsten Haitzler 2000-05-19 05:45:02 +00:00
parent 589473593b
commit 74d92aade5
1 changed files with 98 additions and 12 deletions
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110
loaders/loader_xpm.c
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@ -18,6 +18,82 @@ char load(ImlibImage *im, ImlibProgressFunction progress,char progress_granulari
char save(ImlibImage *im, ImlibProgressFunction progress, char progress_granularity);
void formats(ImlibLoader *l);
static FILE *rgb_txt = NULL;
static void
xpm_parse_color(char *color, int *r, int *g, int *b)
{
char buf[4096];
/* is a #ff00ff like color */
if (color[0] == '#')
{
int len;
char val[32];
len = strlen(color) - 1;
if (len < 96)
{
int i;
len /= 3;
for (i = 0; i < len; i++) val[i] = color[1 + i + (0 * len)];
val[i] = 0;
sscanf(val, "%x", r);
for (i = 0; i < len; i++) val[i] = color[1 + i + (1 * len)];
val[i] = 0;
sscanf(val, "%x", g);
for (i = 0; i < len; i++) val[i] = color[1 + i + (2 * len)];
val[i] = 0;
sscanf(val, "%x", b);
if (len == 1)
{
*r = (*r << 4) | *r;
*g = (*g << 4) | *g;
*b = (*b << 4) | *b;
}
else if (len > 2)
{
*r >>= (len / 3) * 4;
*g >>= (len / 3) * 4;
*b >>= (len / 3) * 4;
}
}
return;
}
/* look in rgb txt database */
if (!rgb_txt)
rgb_txt = fopen("/usr/X11R6/lib/X11/rgb.txt", "r");
if (!rgb_txt)
return;
fseek(rgb_txt, 0, SEEK_SET);
while (fgets(buf, 4000, rgb_txt))
{
if (buf[0] != '!')
{
int rr, gg, bb;
char name[4096];
sscanf(buf, "%i %i %i %[^\n]", &rr, &gg, &bb, name);
if (!strcasecmp(name, color))
{
*r = rr;
*g = gg;
*b = bb;
return;
}
}
}
}
static void
xpm_parse_done(void)
{
if (rgb_txt)
fclose(rgb_txt);
rgb_txt = NULL;
}
char
load(ImlibImage *im, ImlibProgressFunction progress, char progress_granularity, char immediate_load)
{
@ -47,10 +123,16 @@ load(ImlibImage *im, ImlibProgressFunction progress, char progress_granularity,
/* already data in this image - dont load it again */
if (im->data)
return 0;
{
xpm_parse_done();
return 0;
}
f = fopen(im->file, "rb");
if (!f)
return 0;
{
xpm_parse_done();
return 0;
}
i = 0;
j = 0;
@ -97,6 +179,7 @@ load(ImlibImage *im, ImlibProgressFunction progress, char progress_granularity,
fprintf(stderr, "IMLIB ERROR: XPM files with colors > 32766 not supported\n");
free(line);
fclose(f);
xpm_parse_done();
return 0;
}
if (cpp > 5)
@ -104,6 +187,7 @@ load(ImlibImage *im, ImlibProgressFunction progress, char progress_granularity,
fprintf(stderr, "IMLIB ERROR: XPM files with characters per pixel > 5 not supported\n");
free(line);
fclose(f);
xpm_parse_done();
return 0;
}
if (w > 32767)
@ -111,6 +195,7 @@ load(ImlibImage *im, ImlibProgressFunction progress, char progress_granularity,
fprintf(stderr, "IMLIB ERROR: Image width > 32767 pixels for file\n");
free(line);
fclose(f);
xpm_parse_done();
return 0;
}
if (h > 32767)
@ -118,6 +203,7 @@ load(ImlibImage *im, ImlibProgressFunction progress, char progress_granularity,
fprintf(stderr, "IMLIB ERROR: Image height > 32767 pixels for file\n");
free(line);
fclose(f);
xpm_parse_done();
return 0;
}
cmap = malloc(sizeof(struct _cmap) * ncolors);
@ -126,6 +212,7 @@ load(ImlibImage *im, ImlibProgressFunction progress, char progress_granularity,
{
free(line);
fclose(f);
xpm_parse_done();
return 0;
}
@ -145,6 +232,7 @@ load(ImlibImage *im, ImlibProgressFunction progress, char progress_granularity,
free(cmap);
free(line);
fclose(f);
xpm_parse_done();
return 0;
}
ptr = im->data;
@ -205,16 +293,11 @@ load(ImlibImage *im, ImlibProgressFunction progress, char progress_granularity,
(!strcmp(tok, "c"))) &&
(!hascolor)))
{
XParseColor(imlib_context_get_display(),
imlib_context_get_colormap(),
col, &xcol);
cmap[j].r = xcol.red >> 8;
cmap[j].g = xcol.green >> 8;
cmap[j].b = xcol.blue >> 8;
if ((cmap[j].r == 255) &&
(cmap[j].g == 0) &&
(cmap[j].b == 255))
cmap[j].r = 254;
r = 0; g = 0; b = 0;
xpm_parse_color(col, &r, &g, &b);
cmap[j].r = r;
cmap[j].g = g;
cmap[j].b = b;
if (iscolor)
hascolor = 1;
}
@ -392,6 +475,7 @@ load(ImlibImage *im, ImlibProgressFunction progress, char progress_granularity,
fclose(f);
free(cmap);
free(line);
xpm_parse_done();
return 2;
}
last_y = i;
@ -431,6 +515,8 @@ load(ImlibImage *im, ImlibProgressFunction progress, char progress_granularity,
free(cmap);
free(line);
xpm_parse_done();
return 1;
}