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Diffstat (limited to 'xorg-server/mi/mifillrct.c')
| -rw-r--r-- | xorg-server/mi/mifillrct.c | 142 |
1 files changed, 142 insertions, 0 deletions
diff --git a/xorg-server/mi/mifillrct.c b/xorg-server/mi/mifillrct.c new file mode 100644 index 000000000..e7646cf38 --- /dev/null +++ b/xorg-server/mi/mifillrct.c @@ -0,0 +1,142 @@ +/*********************************************************** + +Copyright 1987, 1998 The Open Group + +Permission to use, copy, modify, distribute, and sell this software and its +documentation for any purpose is hereby granted without fee, provided that +the above copyright notice appear in all copies and that both that +copyright notice and this permission notice appear in supporting +documentation. + +The above copyright notice and this permission notice shall be included in +all copies or substantial portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN +AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN +CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + +Except as contained in this notice, the name of The Open Group shall not be +used in advertising or otherwise to promote the sale, use or other dealings +in this Software without prior written authorization from The Open Group. + + +Copyright 1987 by Digital Equipment Corporation, Maynard, Massachusetts. + + All Rights Reserved + +Permission to use, copy, modify, and distribute this software and its +documentation for any purpose and without fee is hereby granted, +provided that the above copyright notice appear in all copies and that +both that copyright notice and this permission notice appear in +supporting documentation, and that the name of Digital not be +used in advertising or publicity pertaining to distribution of the +software without specific, written prior permission. + +DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING +ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL +DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR +ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, +WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, +ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS +SOFTWARE. + +******************************************************************/ + +#ifdef HAVE_DIX_CONFIG_H +#include <dix-config.h> +#endif + +#include <X11/X.h> +#include <X11/Xprotostr.h> +#include "gcstruct.h" +#include "windowstr.h" +#include "pixmap.h" +#include "mi.h" +#include "misc.h" + +/* mi rectangles + written by newman, with debts to all and sundry +*/ + +/* MIPOLYFILLRECT -- public entry for PolyFillRect request + * very straight forward: translate rectangles if necessary + * then call FillSpans to fill each rectangle. We let FillSpans worry about + * clipping to the destination + */ +_X_EXPORT void +miPolyFillRect(pDrawable, pGC, nrectFill, prectInit) + DrawablePtr pDrawable; + GCPtr pGC; + int nrectFill; /* number of rectangles to fill */ + xRectangle *prectInit; /* Pointer to first rectangle to fill */ +{ + int i; + int height; + int width; + xRectangle *prect; + int xorg; + int yorg; + int maxheight; + DDXPointPtr pptFirst; + DDXPointPtr ppt; + int *pwFirst; + int *pw; + + if (pGC->miTranslate) + { + xorg = pDrawable->x; + yorg = pDrawable->y; + prect = prectInit; + maxheight = 0; + for (i = 0; i<nrectFill; i++, prect++) + { + prect->x += xorg; + prect->y += yorg; + maxheight = max(maxheight, prect->height); + } + } + else + { + prect = prectInit; + maxheight = 0; + for (i = 0; i<nrectFill; i++, prect++) + maxheight = max(maxheight, prect->height); + } + + pptFirst = (DDXPointPtr) xalloc(maxheight * sizeof(DDXPointRec)); + pwFirst = (int *) xalloc(maxheight * sizeof(int)); + if(!pptFirst || !pwFirst) + { + if (pwFirst) xfree(pwFirst); + if (pptFirst) xfree(pptFirst); + return; + } + + prect = prectInit; + while(nrectFill--) + { + ppt = pptFirst; + pw = pwFirst; + height = prect->height; + width = prect->width; + xorg = prect->x; + yorg = prect->y; + while(height--) + { + *pw++ = width; + ppt->x = xorg; + ppt->y = yorg; + ppt++; + yorg++; + } + (* pGC->ops->FillSpans)(pDrawable, pGC, + prect->height, pptFirst, pwFirst, + 1); + prect++; + } + xfree(pwFirst); + xfree(pptFirst); +} |