/***********************************************************************************************************                                                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_InvertRect.C
Purpose     : Implementation file for GUI_InvertRect
---------------------------END-OF-HEADER------------------------------
*/


#include "GUI_Protected.H"


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();
}