void GUIFontPrint(const struct GUIFont* font, int x, int y, enum GUIAlignment align, uint32_t color, const char* text) {
switch (align & GUI_ALIGN_HCENTER) {
case GUI_ALIGN_HCENTER:
x -= GUIFontSpanWidth(font, text) / 2;
break;
case GUI_ALIGN_RIGHT:
x -= GUIFontSpanWidth(font, text);
break;
default:
break;
}
size_t len = strlen(text);
while (len) {
uint32_t c = utf8Char(&text, &len);
if (c == '\1') {
c = utf8Char(&text, &len);
if (c < GUI_ICON_MAX) {
GUIFontDrawIcon(font, x, y, GUI_ALIGN_BOTTOM, GUI_ORIENT_0, color, c);
unsigned w;
GUIFontIconMetrics(font, c, &w, 0);
x += w;
}
} else {
GUIFontDrawGlyph(font, x, y, color, c);
x += GUIFontGlyphWidth(font, c);
}
}
}
unsigned GUIFontSpanWidth(const struct GUIFont* font, const char* text) {
unsigned width = 0;
size_t i;
for (i = 0; text[i]; ++i) {
char c = text[i];
width += GUIFontGlyphWidth(font, c);
}
return width;
}
void GUIFontPrint(const struct GUIFont* font, int x, int y, enum GUITextAlignment align, uint32_t color, const char* text) {
switch (align) {
case GUI_TEXT_CENTER:
x -= GUIFontSpanWidth(font, text) / 2;
break;
case GUI_TEXT_RIGHT:
x -= GUIFontSpanWidth(font, text);
break;
default:
break;
}
size_t i;
for (i = 0; text[i]; ++i) {
char c = text[i];
GUIFontDrawGlyph(font, x, y, color, c);
x += GUIFontGlyphWidth(font, c);
}
}
unsigned GUIFontSpanWidth(const struct GUIFont* font, const char* text) {
unsigned width = 0;
size_t len = strlen(text);
while (len) {
uint32_t c = utf8Char(&text, &len);
if (c == '\1') {
c = utf8Char(&text, &len);
if (c < GUI_ICON_MAX) {
unsigned w;
GUIFontIconMetrics(font, c, &w, 0);
width += w;
}
} else {
width += GUIFontGlyphWidth(font, c);
}
}
return width;
}
