guidev_16.c

MCB2300_ucgui_LCD320240.rar LPC2368的uc/gui的移植

/*********************************************************************
*   			 SEGGER MICROCONTROLLER SYSTEME GmbH				 *
*   	 Solutions for real time microcontroller applications   	 *
**********************************************************************
*   																 *
*   	 (c) 1996 - 2004  SEGGER Microcontroller Systeme GmbH   	 *
*   																 *
*   	 Internet: www.segger.com    Support:  [e-mail]    *
*   																 *
**********************************************************************

***** emWin - Graphical user interface for embedded applications *****
emWin is protected by international copyright laws.   Knowledge of the
source code may not be used to write a similar product.  This file may
only be used in accordance with a license and should not be re-
distributed in any way. We appreciate your understanding and fairness.
----------------------------------------------------------------------
File		: GUIDEV_16.c
Purpose 	: Implementation of memory devices
---------------------------END-OF-HEADER------------------------------
*/


#include <string.h>
#include "GUI_Private.h"
#include "GUIDebug.h"
#if GUI_WINSUPPORT
#include "WM.h"
#endif

/* Memory device capabilities are compiled only if support for them is enabled.*/ 
#if GUI_SUPPORT_MEMDEV

/*********************************************************************
*
*   	Macros
*
**********************************************************************
*/

#define PIXELINDEX  					U16
#define BITSPERPIXEL					 16
#define API_LIST	  GUI_MEMDEV__APIList16

/*********************************************************************
*
*   	_DrawBitLine16BPP_DDB
*/
static void _DrawBitLine16BPP_DDB(GUI_USAGE *pUsage, int x, int y, const U16 *pSrc, int xsize, PIXELINDEX *pDest)
{
	switch (GUI_Context.DrawMode & (LCD_DRAWMODE_TRANS | LCD_DRAWMODE_XOR))
	{
		case 0:
			/* Write mode */
			memcpy(pDest, pSrc, xsize * 2);
			break;
		case LCD_DRAWMODE_TRANS:
			do
			{
				if (*pSrc)
				{
					*pDest = *pSrc;
					if (pUsage)
					{
						GUI_USAGE_AddPixel(pUsage, x, y);
					}
				}
				x++;
				pDest++;
				pSrc++;
			}
			while (--xsize);
			break;
	}
}

/*********************************************************************
*
*   	#include GUIDev code
*
**********************************************************************
*
* The main code is in an other "C" file.
* This has been done to avoid duplication of code.
*/
#include "GUIDEV_8.c"

#else

void GUIDEV16_C(void)
{
}

#endif /* GUI_SUPPORT_MEMDEV */

/*************************** end of file ****************************/