89 lines
3.1 KiB
C
89 lines
3.1 KiB
C
/*
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*********************************************************************************************************
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* uC/GUI
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* Universal graphic software for embedded applications
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*
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* (c) Copyright 2002, Micrium Inc., Weston, FL
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* (c) Copyright 2002, SEGGER Microcontroller Systeme GmbH
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*
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* µC/GUI is protected by international copyright laws. Knowledge of the
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* source code may not be used to write a similar product. This file may
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* only be used in accordance with a license and should not be redistributed
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* in any way. We appreciate your understanding and fairness.
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*
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----------------------------------------------------------------------
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File : GUI_DrawBitmap.C
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Purpose : Implementation of GUI_DrawBitmap
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---------------------------END-OF-HEADER------------------------------
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*/
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#include <stddef.h>
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#include "GUI_Private.h"
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/*********************************************************************
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*
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* Public code
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*
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**********************************************************************
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*/
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/*********************************************************************
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*
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* GL_DrawBitmap
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*
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* Purpose:
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* Translates the external bitmap format into an internal
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* format. This turned out to be necessary as the internal
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* format is easier to create and more flexible for routines
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* that draw text-bitmaps.
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*/
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void GL_DrawBitmap(const GUI_BITMAP GUI_UNI_PTR * pBitmap, int x0, int y0) {
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GUI_DRAWMODE PrevDraw;
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const GUI_LOGPALETTE GUI_UNI_PTR * pPal;
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pPal = pBitmap->pPal;
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PrevDraw = GUI_SetDrawMode(0); /* No Get... at this point */
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GUI_SetDrawMode((pPal && pPal->HasTrans) ? (PrevDraw|GUI_DRAWMODE_TRANS) : PrevDraw &(~GUI_DRAWMODE_TRANS));
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if (pBitmap->pMethods) {
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#if GUI_COMPILER_SUPPORTS_FP /* Do not support this on VERY simple chips and compilers */
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pBitmap->pMethods->pfDraw(x0, y0, pBitmap->XSize ,pBitmap->YSize, (U8 const *)pBitmap->pData, pBitmap->pPal, 1, 1);
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#endif
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} else {
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const LCD_PIXELINDEX* pTrans;
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pTrans = LCD_GetpPalConvTable(pBitmap->pPal);
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if (!pTrans) {
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pTrans = (pBitmap->BitsPerPixel != 1) ? NULL : &LCD_BKCOLORINDEX;
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}
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LCD_DrawBitmap( x0,y0
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,pBitmap->XSize ,pBitmap->YSize
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,1,1
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,pBitmap->BitsPerPixel
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,pBitmap->BytesPerLine
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,pBitmap->pData
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,pTrans);
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}
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GUI_SetDrawMode(PrevDraw);
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}
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/*********************************************************************
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*
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* GUI_DrawBitmap
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*/
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void GUI_DrawBitmap(const GUI_BITMAP GUI_UNI_PTR * pBitmap, int x0, int y0) {
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#if (GUI_WINSUPPORT)
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GUI_RECT r;
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#endif
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GUI_LOCK();
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#if (GUI_WINSUPPORT)
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WM_ADDORG(x0,y0);
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r.x1 = (r.x0 = x0) + pBitmap->XSize-1;
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r.y1 = (r.y0 = y0) + pBitmap->YSize-1;
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WM_ITERATE_START(&r) {
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#endif
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GL_DrawBitmap(pBitmap, x0, y0);
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#if (GUI_WINSUPPORT)
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} WM_ITERATE_END();
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#endif
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GUI_UNLOCK();
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}
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/*************************** End of file ****************************/
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