gui_drawbitmapmag.c

MCB2300_ucgui_LCD320240.rar LPC2368的uc/gui的移植

/*
*********************************************************************************************************
*   											 uC/GUI
*   					 Universal graphic software for embedded applications
*
*   					(c) Copyright 2002, Micrium Inc., Weston, FL
*   					(c) Copyright 2002, SEGGER Microcontroller Systeme GmbH
*
*   		   礐/GUI 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 redistributed
*   		   in any way. We appreciate your understanding and fairness.
*
----------------------------------------------------------------------
File		: GUI_DrawBitmapMag.C
Purpose 	: Implementation file for GUI_DrawBitmapMag
---------------------------END-OF-HEADER------------------------------
*/

#include <stddef.h> 		  /* needed for definition of NULL */
#include "GUI_Private.h"

/*********************************************************************
*
*   	Public code
*
**********************************************************************
*/
/*********************************************************************
*
*   	GUI_DrawBitmapMag
*/
void GUI_DrawBitmapMag(const GUI_BITMAP GUI_UNI_PTR *pBitmap, int x0, int y0, int xMul, int yMul)
{
	GUI_DRAWMODE PrevDraw;
	int xSize, ySize;
	const GUI_LOGPALETTE GUI_UNI_PTR * pPal;
	const LCD_PIXELINDEX* pTrans;
	GUI_LOCK();
	pPal = pBitmap->pPal;
	xSize = pBitmap->XSize;
	ySize = pBitmap->YSize;
	pTrans = LCD_GetpPalConvTable(pPal);
	if (!pTrans)
	{
		pTrans = (pBitmap->BitsPerPixel != 1) ? NULL : &LCD_BKCOLORINDEX;
	}
	PrevDraw = GUI_SetDrawMode((pPal && pPal->HasTrans) ? GUI_DRAWMODE_TRANS : 0);
#if (GUI_WINSUPPORT)
	WM_ADDORG(x0, y0);
	{
		GUI_RECT r;
		r.x0 = x0;
		r.x1 = x0 + xSize * xMul - 1;
		r.y0 = y0;
		r.y1 = y0 + ySize * yMul - 1;
		WM_ITERATE_START(&r);
#endif
		if (pBitmap->pMethods)
		{
#if GUI_COMPILER_SUPPORTS_FP	  /* Do not support this on VERY simple chips and compilers */
			pBitmap->pMethods->pfDraw(x0, y0, pBitmap->XSize, pBitmap->YSize, (U8 const *) pBitmap->pData, pBitmap->pPal, xMul, yMul);
#endif
		}
		else
		{
			LCD_DrawBitmap(x0, y0, xSize, ySize, xMul, yMul, pBitmap->BitsPerPixel, pBitmap->BytesPerLine, pBitmap->pData, pTrans);
		}
#if (GUI_WINSUPPORT)
		WM_ITERATE_END();
	}
#endif
	GUI_SetDrawMode(PrevDraw);
	GUI_UNLOCK();
}

/*************************** End of file ****************************/