system/lib/lcd/gui/Core/GUI_InvertRect.c

57 lines
1.8 KiB
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_InvertRect.C
Purpose : Implementation file for GUI_InvertRect
---------------------------END-OF-HEADER------------------------------
*/
#include "GUI_Protected.h"
/*********************************************************************
*
* Public code
*
**********************************************************************
*/
/*********************************************************************
*
* GUI_InvertRect
*/
void GUI_InvertRect(int x0, int y0, int x1, int y1) {
GUI_DRAWMODE PrevDraw;
#if (GUI_WINSUPPORT)
GUI_RECT r;
#endif
GUI_LOCK();
PrevDraw = GUI_SetDrawMode(GUI_DRAWMODE_XOR);
#if (GUI_WINSUPPORT)
WM_ADDORG(x0, y0);
WM_ADDORG(x1, y1);
r.x0 = x0;
r.x1 = x1;
r.y0 = y0;
r.y1 = y1;
WM_ITERATE_START(&r); {
#endif
LCD_FillRect(x0, y0, x1, y1);
#if (GUI_WINSUPPORT)
} WM_ITERATE_END();
#endif
GUI_SetDrawMode(PrevDraw);
GUI_UNLOCK();
}
/*************************** End of file ****************************/