www.pudn.com > ucosv2(GUI).rar > GUI_DrawBitmapMag.c

/*
*********************************************************************************************************
*                                                uC/GUI
*                        Universal graphic software for embedded applications
*
*                       (c) Copyright 2002, Micrium Inc., Weston, FL
*                       (c) Copyright 2002, SEGGER Microcontroller Systeme GmbH
*
*              µC/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            /* needed for definition of NULL */ 
#include "GUI_Protected.H" 
 
void GUI_DrawBitmapMag (const GUI_BITMAP *pBitmap, int x0, int y0, int xMul, int yMul) { 
  GUI_DRAWMODE PrevDraw; 
  int xSize, ySize; 
  const GUI_LOGPALETTE* pPal; 
  GUI_LOCK(); 
  pPal = pBitmap->pPal; 
  xSize = pBitmap->XSize; 
  ySize = pBitmap->YSize; 
  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 * yMul -1; 
      r.y0 = y0; 
      r.y1 = y0 + xSize * yMul -1; 
      WM_ITERATE_START(&r); 
  #endif 
  if (pBitmap->pfDraw) { 
    #if !defined (__C51__)  /* Avoid Keil C51 limitation */ 
      pBitmap->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, pBitmap->pPal); 
  } 
  #if (GUI_WINSUPPORT) 
      WM_ITERATE_END(); 
    } 
  #endif 
  GUI_SetDrawMode(PrevDraw); 
  GUI_UNLOCK(); 
}