+
+ if(kerning) {
+ for(t=0;t<num_glyphs;t++) {
+ dict_t* d = kerning[t];
+ if(!d) continue;
+ DICT_ITERATE_ITEMS(d,void*,key,mtf_t*,m) {
+ mtf_destroy(m);
+ }
+ dict_destroy(d);
+ }
+ free(kerning);
+ kerning=0;
+ }
+}
+
+static int findSpace(gfxfont_t*font)
+{
+ int first_space = -1;
+ int t;
+ for(t=0;t<font->num_glyphs;t++) {
+ gfxglyph_t*g = &font->glyphs[t];
+ if(GLYPH_IS_SPACE(g)) {
+ if(g->unicode == 32) {
+ /* now that we have found a space char, make sure it's unique */
+ int s;
+ for(s=0;s<font->num_glyphs;s++) {
+ if(s!=t && font->glyphs[s].unicode==32)
+ font->glyphs[s].unicode=0;
+ }
+ return t;
+ }
+ }
+ }
+ return -1;
+}
+
+static int addSpace(gfxfont_t*font)
+{
+ /* first, make sure the new space char is the only char that'll use unicode 32 */
+ int t;
+ for(t=0;t<font->num_glyphs;t++) {
+ if(font->glyphs[t].unicode==32)
+ font->glyphs[t].unicode=0;
+ }
+ font->num_glyphs++;
+ font->glyphs = (gfxglyph_t*)realloc(font->glyphs, sizeof(gfxglyph_t)*font->num_glyphs);
+ gfxglyph_t*g = &font->glyphs[font->num_glyphs-1];
+ memset(g, 0, sizeof(*g));
+ g->unicode = 32;
+ g->advance = fabs(font->ascent + font->descent)*2 / 3;
+ if(font->max_unicode > 32)
+ font->unicode2glyph[32] = font->num_glyphs-1;
+#if 0
+ g->line = gfxline_makerectangle(0, -font->ascent, g->advance, font->descent);
+#endif
+ return font->num_glyphs-1;