ALLEGRO_FONT *_al_load_bitmap_font(const char *fname, int size, int flags)
{
ALLEGRO_BITMAP *import_bmp;
ALLEGRO_FONT *f;
ALLEGRO_STATE backup;
int range[2];
ASSERT(fname);
(void)size;
(void)flags;
al_store_state(&backup, ALLEGRO_STATE_NEW_BITMAP_PARAMETERS);
al_set_new_bitmap_flags(ALLEGRO_MEMORY_BITMAP);
al_set_new_bitmap_format(ALLEGRO_PIXEL_FORMAT_ANY_WITH_ALPHA);
import_bmp = al_load_bitmap(fname);
al_restore_state(&backup);
if (!import_bmp)
return NULL;
/* We assume a single unicode range, starting at the space
* character.
*/
range[0] = 32;
range[1] = 32 + bitmap_font_count(import_bmp) - 1;
f = al_grab_font_from_bitmap(import_bmp, 1, range);
al_destroy_bitmap(import_bmp);
return f;
}
FONT *_ji_bitmap2font(BITMAP *bmp)
{
FONT *f;
int begin = ' ';
int end = -1;
import_bmp = bmp;
import_x = 0;
import_y = 0;
if(bitmap_color_depth(import_bmp) != 8) {
import_bmp = NULL;
return 0;
}
f = (FONT*)_al_malloc(sizeof(FONT));
if(end == -1) end = bitmap_font_count(import_bmp) + begin;
if (bitmap_font_ismono(import_bmp)) {
FONT_MONO_DATA* mf = (FONT_MONO_DATA*)_al_malloc(sizeof(FONT_MONO_DATA));
mf->glyphs = (FONT_GLYPH**)_al_malloc(sizeof(FONT_GLYPH*) * (end - begin));
if( import_bitmap_font_mono(mf->glyphs, end - begin) ) {
free(mf->glyphs);
free(mf);
free(f);
f = 0;
} else {
f->data = mf;
f->vtable = font_vtable_mono;
f->height = mf->glyphs[0]->h;
mf->begin = begin;
mf->end = end;
mf->next = 0;
}
} else {
FONT_COLOR_DATA* cf = (FONT_COLOR_DATA*)_al_malloc(sizeof(FONT_COLOR_DATA));
cf->bitmaps = (BITMAP**)_al_malloc(sizeof(BITMAP*) * (end - begin));
if( import_bitmap_font_color(cf->bitmaps, end - begin) ) {
free(cf->bitmaps);
free(cf);
free(f);
f = 0;
} else {
f->data = cf;
f->vtable = font_vtable_color;
f->height = cf->bitmaps[0]->h;
cf->begin = begin;
cf->end = end;
cf->next = 0;
}
}
import_bmp = NULL;
return f;
}
