ugfx/drivers/gdisp/TestStub/gdisp_lld.c

/*
 * This file is subject to the terms of the GFX License. If a copy of
 * the license was not distributed with this file, you can obtain one at:
 *
 *              http://ugfx.org/license.html
 */

/**
 * @file    drivers/gdisp/TestStub/gdisp_lld.c
 * @brief   GDISP Graphics Driver subsystem low level driver source (stub).
 *
 * @addtogroup GDISP
 * @{
 */

#include "gfx.h"

#if GFX_USE_GDISP /*|| defined(__DOXYGEN__)*/

/* Include the emulation code for things we don't support */
#include "gdisp/lld/emulation.c"

#ifndef GDISP_SCREEN_HEIGHT
	#define GDISP_SCREEN_HEIGHT		128
#endif
#ifndef GDISP_SCREEN_WIDTH
	#define GDISP_SCREEN_WIDTH		128
#endif

/* ---- Required Routines ---- */
/*
	The following 2 routines are required.
	All other routines are optional.
*/

/**
 * @brief   Low level GDISP driver initialization.
 *
 * @notapi
 */
bool_t gdisp_lld_init(void) {
	/* Initialise the GDISP structure */
	GDISP.Width = GDISP_SCREEN_WIDTH;
	GDISP.Height = GDISP_SCREEN_HEIGHT;
	GDISP.Orientation = GDISP_ROTATE_0;
	GDISP.Powermode = powerOff;
	GDISP.Backlight = 100;
	GDISP.Contrast = 50;
	#if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP
		GDISP.clipx0 = 0;
		GDISP.clipy0 = 0;
		GDISP.clipx1 = GDISP.Width;
		GDISP.clipy1 = GDISP.Height;
	#endif
	return TRUE;
}

/**
 * @brief   Draws a pixel on the display.
 *
 * @param[in] x        X location of the pixel
 * @param[in] y        Y location of the pixel
 * @param[in] color    The color of the pixel
 *
 * @notapi
 */
void gdisp_lld_draw_pixel(coord_t x, coord_t y, color_t color) {
	(void)x;
	(void)y;
	(void)color;
}

/* ---- Optional Routines ---- */

#if (GDISP_NEED_PIXELREAD && GDISP_HARDWARE_PIXELREAD) || defined(__DOXYGEN__)
	/**
	 * @brief   Get the color of a particular pixel.
	 * @note    Optional.
	 * @note    If x,y is off the screen, the result is undefined.
	 *
	 * @param[in] x, y     The start of the text
	 *
	 * @notapi
	 */
	color_t gdisp_lld_get_pixel_color(coord_t x, coord_t y) {
		(void)x;
		(void)y;

		return 0;
	}
#endif

#if (GDISP_NEED_SCROLL && GDISP_HARDWARE_SCROLL) || defined(__DOXYGEN__)
	/**
	 * @brief   Scroll vertically a section of the screen.
	 * @note    Optional.
	 * @note    If x,y + cx,cy is off the screen, the result is undefined.
	 * @note    If lines is >= cy, it is equivelent to a area fill with bgcolor.
	 *
	 * @param[in] x, y     The start of the area to be scrolled
	 * @param[in] cx, cy   The size of the area to be scrolled
	 * @param[in] lines    The number of lines to scroll (Can be positive or negative)
	 * @param[in] bgcolor  The color to fill the newly exposed area.
	 *
	 * @notapi
	 */
	void gdisp_lld_vertical_scroll(coord_t x, coord_t y, coord_t cx, coord_t cy, int lines, color_t bgcolor) {
		(void)x;
		(void)y;
		(void)cx;
		(void)cy;
		(void)lines;
		(void)bgcolor;
	}
#endif

#endif /* GFX_USE_GDISP */
/** @} */