void text_setCoord(struct Bitmap *bm, int x, int y);
int text_putchar(char c, struct Bitmap *bm);
uint8_t text_style(struct Bitmap *bm, uint8_t flags, uint8_t mask);
void text_setCoord(struct Bitmap *bm, int x, int y);
int text_putchar(char c, struct Bitmap *bm);
uint8_t text_style(struct Bitmap *bm, uint8_t flags, uint8_t mask);