void gfx_hx8347a_init(void) { /* initialize globals */ gfx_width = HX8347A_DEFAULT_WIDTH; gfx_height = HX8347A_DEFAULT_HEIGHT; hx8347a_init(); hx8347a_backlight_on(); /* Set clipping area to whole screen initially */ gfx_set_clipping(0, 0, gfx_width, gfx_height); gfx_draw_filled_rect(0, 0, gfx_width, gfx_height, GFX_COLOR_BLACK); }
/** * \brief The main application routine */ int main(void) { board_init(); sysclk_init(); /* Make sure to initialize the display controller */ hx8347a_init(); /* Turn on the back light */ hx8347a_backlight_on(); /* Blank the screen by drawing a black background. Notice how the * drawing boundaries/limits are set to the entire screen */ hx8347a_set_top_left_limit(0, 0); hx8347a_set_bottom_right_limit(HX8347A_DEFAULT_WIDTH, HX8347A_DEFAULT_HEIGHT); hx8347a_duplicate_pixel(HX8347A_BLACK, TOTAL_PIXELS); /* Draw five squares in different colors to generate a test pattern for * the screen */ /* First draw a red square */ hx8347a_set_top_left_limit(60, 204); hx8347a_set_bottom_right_limit(180, 294); hx8347a_duplicate_pixel(HX8347A_RED, 11040); /* Then draw a green square */ hx8347a_set_top_left_limit(60, 204); hx8347a_set_top_left_limit(60, 114); hx8347a_set_bottom_right_limit(180, 194); hx8347a_duplicate_pixel(HX8347A_GREEN, 11040); /* Then draw a blue square */ hx8347a_set_top_left_limit(60, 204); hx8347a_set_top_left_limit(60, 12); hx8347a_set_bottom_right_limit(180, 102); hx8347a_duplicate_pixel(HX8347A_BLUE, 11040); /* Then draw a white square */ hx8347a_set_top_left_limit(60, 204); hx8347a_set_top_left_limit(15, 12); hx8347a_set_bottom_right_limit(45, 294); hx8347a_duplicate_pixel(HX8347A_WHITE, 11040); /* Then draw a gray square */ hx8347a_set_top_left_limit(60, 204); hx8347a_set_top_left_limit(195, 12); hx8347a_set_bottom_right_limit(225, 294); hx8347a_duplicate_pixel(HX8347A_GRAY, 11040); /* Application end */ while (true) { /* Do nothing */ } }