void
draw_text(const font_t* font, color_t color, int x, int y, text_align_t alignment, const char* text)
{
bool is_draw_held;
int cp;
if (alignment == TEXT_ALIGN_CENTER)
x -= get_text_width(font, text) / 2;
else if (alignment == TEXT_ALIGN_RIGHT)
x -= get_text_width(font, text);
is_draw_held = al_is_bitmap_drawing_held();
al_hold_bitmap_drawing(true);
while ((cp = *text++) != '\0') {
draw_image_masked(font->glyphs[cp].image, color, x, y);
x += font->glyphs[cp].width;
}
al_hold_bitmap_drawing(is_draw_held);
}
void
draw_text(const font_t* font, color_t color, int x, int y, text_align_t alignment, const char* text)
{
uint8_t ch_byte;
uint32_t cp;
int tab_width;
uint32_t utf8state;
if (alignment == TEXT_ALIGN_CENTER)
x -= get_text_width(font, text) / 2;
else if (alignment == TEXT_ALIGN_RIGHT)
x -= get_text_width(font, text);
tab_width = font->glyphs[' '].width * 3;
al_hold_bitmap_drawing(true);
for (;;) {
utf8state = UTF8_ACCEPT;
while (utf8decode(&utf8state, &cp, ch_byte = *text++) > UTF8_REJECT);
if (utf8state == UTF8_REJECT && ch_byte == '\0')
--text; // don't eat NUL terminator
cp = cp == 0x20AC ? 128
: cp == 0x201A ? 130
: cp == 0x0192 ? 131
: cp == 0x201E ? 132
: cp == 0x2026 ? 133
: cp == 0x2020 ? 134
: cp == 0x2021 ? 135
: cp == 0x02C6 ? 136
: cp == 0x2030 ? 137
: cp == 0x0160 ? 138
: cp == 0x2039 ? 139
: cp == 0x0152 ? 140
: cp == 0x017D ? 142
: cp == 0x2018 ? 145
: cp == 0x2019 ? 146
: cp == 0x201C ? 147
: cp == 0x201D ? 148
: cp == 0x2022 ? 149
: cp == 0x2013 ? 150
: cp == 0x2014 ? 151
: cp == 0x02DC ? 152
: cp == 0x2122 ? 153
: cp == 0x0161 ? 154
: cp == 0x203A ? 155
: cp == 0x0153 ? 156
: cp == 0x017E ? 158
: cp == 0x0178 ? 159
: cp;
cp = utf8state == UTF8_ACCEPT
? cp < (uint32_t)font->num_glyphs ? cp : 0x1A
: 0x1A;
if (cp == '\0')
break;
else if (cp == '\t')
x += tab_width;
else {
draw_image_masked(font->glyphs[cp].image, color, x, y);
x += font->glyphs[cp].width;
}
}
al_hold_bitmap_drawing(false);
}