145 lines
4.5 KiB
C
145 lines
4.5 KiB
C
/* $XFree86: xc/programs/Xserver/mi/mifillrct.c,v 1.2 2001/05/29 22:24:06 dawes Exp $ */
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/***********************************************************
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Copyright 1987, 1998 The Open Group
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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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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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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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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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Copyright 1987 by Digital Equipment Corporation, Maynard, Massachusetts.
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All Rights Reserved
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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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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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/* $Xorg: mifillrct.c,v 1.4 2001/02/09 02:05:20 xorgcvs Exp $ */
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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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#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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/* mi rectangles
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written by newman, with debts to all and sundry
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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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void
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miPolyFillRect(pDrawable, pGC, nrectFill, prectInit)
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DrawablePtr pDrawable;
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GCPtr pGC;
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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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int i;
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register int height;
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register int width;
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register xRectangle *prect;
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int xorg;
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register int yorg;
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int maxheight;
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DDXPointPtr pptFirst;
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register DDXPointPtr ppt;
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int *pwFirst;
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register int *pw;
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if (pGC->miTranslate)
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{
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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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{
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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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{
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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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pptFirst = (DDXPointPtr) ALLOCATE_LOCAL(maxheight * sizeof(DDXPointRec));
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pwFirst = (int *) ALLOCATE_LOCAL(maxheight * sizeof(int));
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if(!pptFirst || !pwFirst)
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{
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if (pwFirst) DEALLOCATE_LOCAL(pwFirst);
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if (pptFirst) DEALLOCATE_LOCAL(pptFirst);
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return;
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}
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prect = prectInit;
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while(nrectFill--)
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{
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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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{
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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,
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1);
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prect++;
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}
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DEALLOCATE_LOCAL(pwFirst);
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DEALLOCATE_LOCAL(pptFirst);
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}
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