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path: root/src/font.c
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void font_draw(const char *s, i32 x, i32 y) {
	const TZR_Uint res = TZR_RES("res/tset.bmp");
	if (res == 0)
		return;
	x -= cfg.tile_width;
	for (i32 i = 0; s[i] != '\0'; i++) {
		x += cfg.tile_width;
		if (s[i] == ' ')
			continue;
		const i32 v = s[i] + 800;
		const i32 ix = v % tileset_width() * cfg.tile_width;
		const i32 iy = v / tileset_width() * cfg.tile_height;
		TZR_DrawImage(res, x, y, ix, iy, cfg.tile_width,
		              cfg.tile_height);
	}
}

void font_print(i32 x, i32 y, const char *fmt, ...) {
	char buf[256] = {};
	va_list va;
	va_start(va, fmt);
	vsnprintf(buf, sizeof(buf) - 1, fmt, va);
	va_end(va);
	font_draw(buf, x, y);
}

void font_center(i32 x, i32 y, const char *fmt, ...) {
	char buf[256] = {};
	va_list va;
	va_start(va, fmt);
	vsnprintf(buf, sizeof(buf) - 1, fmt, va);
	va_end(va);
	bgcolor();
	TZR_DrawRectangle(x, y, strlen(buf) * cfg.tile_width, cfg.tile_height,
	                  .fill = true, .center = true);
	fgcolor();
	font_draw(buf, x - strlen(buf) * cfg.tile_width / 2,
	          y - cfg.tile_height / 2);
}