133 lines
		
	
	
		
			4.3 KiB
		
	
	
	
		
			C
		
	
	
	
			
		
		
	
	
			133 lines
		
	
	
		
			4.3 KiB
		
	
	
	
		
			C
		
	
	
	
| /***********************************************************
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| 
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| Copyright 1987, 1998  The Open Group
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| 
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| Permission to use, copy, modify, distribute, and sell this software and its
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| documentation for any purpose is hereby granted without fee, provided that
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| the above copyright notice appear in all copies and that both that
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| copyright notice and this permission notice appear in supporting
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| documentation.
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| 
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| The above copyright notice and this permission notice shall be included in
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| all copies or substantial portions of the Software.
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| 
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| THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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| IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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| FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
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| OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
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| AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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| CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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| 
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| Except as contained in this notice, the name of The Open Group shall not be
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| used in advertising or otherwise to promote the sale, use or other dealings
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| in this Software without prior written authorization from The Open Group.
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| 
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| Copyright 1987 by Digital Equipment Corporation, Maynard, Massachusetts.
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| 
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|                         All Rights Reserved
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| 
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| Permission to use, copy, modify, and distribute this software and its
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| documentation for any purpose and without fee is hereby granted,
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| provided that the above copyright notice appear in all copies and that
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| both that copyright notice and this permission notice appear in
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| supporting documentation, and that the name of Digital not be
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| used in advertising or publicity pertaining to distribution of the
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| software without specific, written prior permission.
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| 
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| DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
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| ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
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| DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
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| ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
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| WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
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| ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
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| SOFTWARE.
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| 
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| ******************************************************************/
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| 
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| #ifdef HAVE_DIX_CONFIG_H
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| #include <dix-config.h>
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| #endif
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| 
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| #include <X11/X.h>
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| #include <X11/Xprotostr.h>
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| #include "gcstruct.h"
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| #include "windowstr.h"
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| #include "pixmap.h"
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| #include "mi.h"
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| #include "misc.h"
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| 
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| /* mi rectangles
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|    written by newman, with debts to all and sundry
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| */
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| 
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| /* MIPOLYFILLRECT -- public entry for PolyFillRect request
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|  * very straight forward: translate rectangles if necessary
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|  * then call FillSpans to fill each rectangle.  We let FillSpans worry about
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|  * clipping to the destination
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|  */
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| _X_COLD void
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| miPolyFillRect(DrawablePtr pDrawable, GCPtr pGC, int nrectFill, /* number of rectangles to fill */
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|                xRectangle *prectInit    /* Pointer to first rectangle to fill */
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|     )
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| {
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|     int i;
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|     int height;
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|     int width;
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|     xRectangle *prect;
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|     int xorg;
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|     int yorg;
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|     int maxheight;
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|     DDXPointPtr pptFirst;
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|     DDXPointPtr ppt;
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|     int *pwFirst;
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|     int *pw;
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| 
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|     if (pGC->miTranslate) {
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|         xorg = pDrawable->x;
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|         yorg = pDrawable->y;
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|         prect = prectInit;
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|         maxheight = 0;
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|         for (i = 0; i < nrectFill; i++, prect++) {
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|             prect->x += xorg;
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|             prect->y += yorg;
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|             maxheight = max(maxheight, prect->height);
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|         }
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|     }
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|     else {
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|         prect = prectInit;
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|         maxheight = 0;
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|         for (i = 0; i < nrectFill; i++, prect++)
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|             maxheight = max(maxheight, prect->height);
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|     }
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| 
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|     pptFirst = xallocarray(maxheight, sizeof(DDXPointRec));
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|     pwFirst = xallocarray(maxheight, sizeof(int));
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|     if (!pptFirst || !pwFirst) {
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|         free(pwFirst);
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|         free(pptFirst);
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|         return;
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|     }
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| 
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|     prect = prectInit;
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|     while (nrectFill--) {
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|         ppt = pptFirst;
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|         pw = pwFirst;
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|         height = prect->height;
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|         width = prect->width;
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|         xorg = prect->x;
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|         yorg = prect->y;
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|         while (height--) {
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|             *pw++ = width;
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|             ppt->x = xorg;
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|             ppt->y = yorg;
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|             ppt++;
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|             yorg++;
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|         }
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|         (*pGC->ops->FillSpans) (pDrawable, pGC,
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|                                 prect->height, pptFirst, pwFirst, 1);
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|         prect++;
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|     }
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|     free(pwFirst);
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|     free(pptFirst);
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| }
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