36 lines
870 B
C
36 lines
870 B
C
/*
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* DC clipping functions
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*
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* Copyright 1993 Alexandre Julliard
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*/
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#include <stdio.h>
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#include "dc.h"
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#include "x11drv.h"
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#include "region.h"
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#include "stddebug.h"
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#include "debug.h"
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/***********************************************************************
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* X11DRV_SetDeviceClipping
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*/
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void X11DRV_SetDeviceClipping( DC * dc )
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{
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RGNOBJ *obj = (RGNOBJ *) GDI_GetObjPtr(dc->w.hGCClipRgn, REGION_MAGIC);
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if (!obj)
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{
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fprintf( stderr, "X11DRV_SetDeviceClipping: Rgn is 0. Please report this.\n");
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exit(1);
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}
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if (obj->xrgn)
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{
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XSetRegion( display, dc->u.x.gc, obj->xrgn );
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XSetClipOrigin( display, dc->u.x.gc, dc->w.DCOrgX, dc->w.DCOrgY );
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}
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else /* Clip everything */
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{
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XSetClipRectangles( display, dc->u.x.gc, 0, 0, NULL, 0, 0 );
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}
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GDI_HEAP_UNLOCK( dc->w.hGCClipRgn );
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}
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