1241 lines
34 KiB
C
1241 lines
34 KiB
C
/************************************************************
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Copyright 1989, 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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********************************************************/
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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 <stdlib.h>
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#include <X11/X.h>
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#include <X11/Xproto.h>
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#include "misc.h"
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#include "os.h"
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#include "windowstr.h"
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#include "scrnintstr.h"
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#include "pixmapstr.h"
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#include "extnsionst.h"
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#include "dixstruct.h"
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#include "resource.h"
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#include "opaque.h"
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#include <X11/extensions/shapeproto.h>
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#include "regionstr.h"
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#include "gcstruct.h"
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#include "extinit.h"
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#include "protocol-versions.h"
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typedef RegionPtr (*CreateDftPtr) (WindowPtr /* pWin */
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);
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static int ShapeFreeClient(void * /* data */ ,
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XID /* id */
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);
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static int ShapeFreeEvents(void * /* data */ ,
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XID /* id */
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);
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static void SShapeNotifyEvent(xShapeNotifyEvent * /* from */ ,
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xShapeNotifyEvent * /* to */
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);
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/* SendShapeNotify, CreateBoundingShape and CreateClipShape are used
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* externally by the Xfixes extension and are now defined in window.h
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*/
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#ifdef PANORAMIX
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#include "panoramiX.h"
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#include "panoramiXsrv.h"
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#endif
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static int ShapeEventBase = 0;
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static RESTYPE ClientType, ShapeEventType; /* resource types for event masks */
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/*
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* each window has a list of clients requesting
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* ShapeNotify events. Each client has a resource
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* for each window it selects ShapeNotify input for,
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* this resource is used to delete the ShapeNotifyRec
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* entry from the per-window queue.
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*/
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typedef struct _ShapeEvent *ShapeEventPtr;
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typedef struct _ShapeEvent {
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ShapeEventPtr next;
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ClientPtr client;
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WindowPtr window;
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XID clientResource;
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} ShapeEventRec;
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/****************
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* ShapeExtensionInit
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*
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* Called from InitExtensions in main() or from QueryExtension() if the
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* extension is dynamically loaded.
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*
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****************/
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static int
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RegionOperate(ClientPtr client,
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WindowPtr pWin,
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int kind,
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RegionPtr *destRgnp,
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RegionPtr srcRgn, int op, int xoff, int yoff, CreateDftPtr create)
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{
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if (srcRgn && (xoff || yoff))
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RegionTranslate(srcRgn, xoff, yoff);
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if (!pWin->parent) {
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if (srcRgn)
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RegionDestroy(srcRgn);
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return Success;
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}
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/* May/30/2001:
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* The shape.PS specs say if src is None, existing shape is to be
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* removed (and so the op-code has no meaning in such removal);
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* see shape.PS, page 3, ShapeMask.
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*/
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if (srcRgn == NULL) {
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if (*destRgnp != NULL) {
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RegionDestroy(*destRgnp);
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*destRgnp = 0;
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/* go on to remove shape and generate ShapeNotify */
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}
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else {
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/* May/30/2001:
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* The target currently has no shape in effect, so nothing to
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* do here. The specs say that ShapeNotify is generated whenever
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* the client region is "modified"; since no modification is done
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* here, we do not generate that event. The specs does not say
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* "it is an error to request removal when there is no shape in
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* effect", so we return good status.
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*/
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return Success;
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}
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}
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else
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switch (op) {
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case ShapeSet:
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if (*destRgnp)
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RegionDestroy(*destRgnp);
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*destRgnp = srcRgn;
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srcRgn = 0;
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break;
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case ShapeUnion:
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if (*destRgnp)
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RegionUnion(*destRgnp, *destRgnp, srcRgn);
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break;
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case ShapeIntersect:
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if (*destRgnp)
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RegionIntersect(*destRgnp, *destRgnp, srcRgn);
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else {
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*destRgnp = srcRgn;
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srcRgn = 0;
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}
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break;
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case ShapeSubtract:
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if (!*destRgnp)
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*destRgnp = (*create) (pWin);
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RegionSubtract(*destRgnp, *destRgnp, srcRgn);
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break;
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case ShapeInvert:
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if (!*destRgnp)
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*destRgnp = RegionCreate((BoxPtr) 0, 0);
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else
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RegionSubtract(*destRgnp, srcRgn, *destRgnp);
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break;
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default:
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client->errorValue = op;
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return BadValue;
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}
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if (srcRgn)
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RegionDestroy(srcRgn);
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(*pWin->drawable.pScreen->SetShape) (pWin, kind);
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SendShapeNotify(pWin, kind);
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return Success;
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}
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RegionPtr
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CreateBoundingShape(WindowPtr pWin)
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{
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BoxRec extents;
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extents.x1 = -wBorderWidth(pWin);
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extents.y1 = -wBorderWidth(pWin);
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extents.x2 = pWin->drawable.width + wBorderWidth(pWin);
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extents.y2 = pWin->drawable.height + wBorderWidth(pWin);
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return RegionCreate(&extents, 1);
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}
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RegionPtr
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CreateClipShape(WindowPtr pWin)
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{
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BoxRec extents;
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extents.x1 = 0;
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extents.y1 = 0;
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extents.x2 = pWin->drawable.width;
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extents.y2 = pWin->drawable.height;
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return RegionCreate(&extents, 1);
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}
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static int
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ProcShapeQueryVersion(ClientPtr client)
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{
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xShapeQueryVersionReply rep = {
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.type = X_Reply,
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.sequenceNumber = client->sequence,
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.length = 0,
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.majorVersion = SERVER_SHAPE_MAJOR_VERSION,
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.minorVersion = SERVER_SHAPE_MINOR_VERSION
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};
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REQUEST_SIZE_MATCH(xShapeQueryVersionReq);
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if (client->swapped) {
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swaps(&rep.sequenceNumber);
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swapl(&rep.length);
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swaps(&rep.majorVersion);
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swaps(&rep.minorVersion);
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}
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WriteToClient(client, sizeof(xShapeQueryVersionReply), &rep);
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return Success;
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}
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/*****************
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* ProcShapeRectangles
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*
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*****************/
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static int
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ProcShapeRectangles(ClientPtr client)
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{
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WindowPtr pWin;
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REQUEST(xShapeRectanglesReq);
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xRectangle *prects;
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int nrects, ctype, rc;
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RegionPtr srcRgn;
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RegionPtr *destRgn;
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CreateDftPtr createDefault;
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REQUEST_AT_LEAST_SIZE(xShapeRectanglesReq);
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UpdateCurrentTime();
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rc = dixLookupWindow(&pWin, stuff->dest, client, DixSetAttrAccess);
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if (rc != Success)
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return rc;
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switch (stuff->destKind) {
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case ShapeBounding:
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createDefault = CreateBoundingShape;
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break;
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case ShapeClip:
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createDefault = CreateClipShape;
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break;
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case ShapeInput:
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createDefault = CreateBoundingShape;
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break;
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default:
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client->errorValue = stuff->destKind;
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return BadValue;
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}
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if ((stuff->ordering != Unsorted) && (stuff->ordering != YSorted) &&
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(stuff->ordering != YXSorted) && (stuff->ordering != YXBanded)) {
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client->errorValue = stuff->ordering;
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return BadValue;
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}
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nrects = ((stuff->length << 2) - sizeof(xShapeRectanglesReq));
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if (nrects & 4)
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return BadLength;
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nrects >>= 3;
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prects = (xRectangle *) &stuff[1];
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ctype = VerifyRectOrder(nrects, prects, (int) stuff->ordering);
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if (ctype < 0)
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return BadMatch;
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srcRgn = RegionFromRects(nrects, prects, ctype);
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if (!pWin->optional)
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MakeWindowOptional(pWin);
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switch (stuff->destKind) {
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case ShapeBounding:
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destRgn = &pWin->optional->boundingShape;
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break;
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case ShapeClip:
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destRgn = &pWin->optional->clipShape;
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break;
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case ShapeInput:
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destRgn = &pWin->optional->inputShape;
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break;
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default:
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return BadValue;
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}
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return RegionOperate(client, pWin, (int) stuff->destKind,
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destRgn, srcRgn, (int) stuff->op,
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stuff->xOff, stuff->yOff, createDefault);
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}
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#ifdef PANORAMIX
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static int
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ProcPanoramiXShapeRectangles(ClientPtr client)
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{
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REQUEST(xShapeRectanglesReq);
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PanoramiXRes *win;
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int j, result;
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REQUEST_AT_LEAST_SIZE(xShapeRectanglesReq);
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result = dixLookupResourceByType((void **) &win, stuff->dest, XRT_WINDOW,
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client, DixWriteAccess);
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if (result != Success)
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return result;
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FOR_NSCREENS(j) {
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stuff->dest = win->info[j].id;
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result = ProcShapeRectangles(client);
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if (result != Success)
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break;
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}
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return result;
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}
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#endif
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/**************
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* ProcShapeMask
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**************/
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static int
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ProcShapeMask(ClientPtr client)
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{
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WindowPtr pWin;
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ScreenPtr pScreen;
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REQUEST(xShapeMaskReq);
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RegionPtr srcRgn;
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RegionPtr *destRgn;
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PixmapPtr pPixmap;
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CreateDftPtr createDefault;
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int rc;
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REQUEST_SIZE_MATCH(xShapeMaskReq);
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UpdateCurrentTime();
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rc = dixLookupWindow(&pWin, stuff->dest, client, DixSetAttrAccess);
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if (rc != Success)
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return rc;
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switch (stuff->destKind) {
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case ShapeBounding:
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createDefault = CreateBoundingShape;
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break;
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case ShapeClip:
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createDefault = CreateClipShape;
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break;
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case ShapeInput:
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createDefault = CreateBoundingShape;
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break;
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default:
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client->errorValue = stuff->destKind;
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return BadValue;
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}
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pScreen = pWin->drawable.pScreen;
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if (stuff->src == None)
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srcRgn = 0;
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else {
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rc = dixLookupResourceByType((void **) &pPixmap, stuff->src,
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RT_PIXMAP, client, DixReadAccess);
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if (rc != Success)
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return rc;
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if (pPixmap->drawable.pScreen != pScreen ||
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pPixmap->drawable.depth != 1)
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return BadMatch;
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srcRgn = BitmapToRegion(pScreen, pPixmap);
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if (!srcRgn)
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return BadAlloc;
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}
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if (!pWin->optional)
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MakeWindowOptional(pWin);
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switch (stuff->destKind) {
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case ShapeBounding:
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destRgn = &pWin->optional->boundingShape;
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break;
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case ShapeClip:
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destRgn = &pWin->optional->clipShape;
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break;
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case ShapeInput:
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destRgn = &pWin->optional->inputShape;
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break;
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default:
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return BadValue;
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}
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return RegionOperate(client, pWin, (int) stuff->destKind,
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destRgn, srcRgn, (int) stuff->op,
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stuff->xOff, stuff->yOff, createDefault);
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}
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#ifdef PANORAMIX
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static int
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ProcPanoramiXShapeMask(ClientPtr client)
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{
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REQUEST(xShapeMaskReq);
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PanoramiXRes *win, *pmap;
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int j, result;
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REQUEST_SIZE_MATCH(xShapeMaskReq);
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result = dixLookupResourceByType((void **) &win, stuff->dest, XRT_WINDOW,
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client, DixWriteAccess);
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if (result != Success)
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return result;
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if (stuff->src != None) {
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result = dixLookupResourceByType((void **) &pmap, stuff->src,
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XRT_PIXMAP, client, DixReadAccess);
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if (result != Success)
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return result;
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}
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else
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pmap = NULL;
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FOR_NSCREENS(j) {
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stuff->dest = win->info[j].id;
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if (pmap)
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stuff->src = pmap->info[j].id;
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result = ProcShapeMask(client);
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if (result != Success)
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break;
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}
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return result;
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}
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#endif
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/************
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* ProcShapeCombine
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************/
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static int
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ProcShapeCombine(ClientPtr client)
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{
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WindowPtr pSrcWin, pDestWin;
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REQUEST(xShapeCombineReq);
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RegionPtr srcRgn;
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RegionPtr *destRgn;
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CreateDftPtr createDefault;
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CreateDftPtr createSrc;
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RegionPtr tmp;
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int rc;
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REQUEST_SIZE_MATCH(xShapeCombineReq);
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UpdateCurrentTime();
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rc = dixLookupWindow(&pDestWin, stuff->dest, client, DixSetAttrAccess);
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if (rc != Success)
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return rc;
|
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if (!pDestWin->optional)
|
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MakeWindowOptional(pDestWin);
|
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switch (stuff->destKind) {
|
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case ShapeBounding:
|
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createDefault = CreateBoundingShape;
|
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break;
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case ShapeClip:
|
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createDefault = CreateClipShape;
|
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break;
|
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case ShapeInput:
|
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createDefault = CreateBoundingShape;
|
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break;
|
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default:
|
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client->errorValue = stuff->destKind;
|
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return BadValue;
|
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}
|
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|
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rc = dixLookupWindow(&pSrcWin, stuff->src, client, DixGetAttrAccess);
|
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if (rc != Success)
|
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return rc;
|
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switch (stuff->srcKind) {
|
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case ShapeBounding:
|
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srcRgn = wBoundingShape(pSrcWin);
|
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createSrc = CreateBoundingShape;
|
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break;
|
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case ShapeClip:
|
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srcRgn = wClipShape(pSrcWin);
|
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createSrc = CreateClipShape;
|
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break;
|
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case ShapeInput:
|
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srcRgn = wInputShape(pSrcWin);
|
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createSrc = CreateBoundingShape;
|
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break;
|
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default:
|
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client->errorValue = stuff->srcKind;
|
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return BadValue;
|
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}
|
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if (pSrcWin->drawable.pScreen != pDestWin->drawable.pScreen) {
|
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return BadMatch;
|
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}
|
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|
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if (srcRgn) {
|
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tmp = RegionCreate((BoxPtr) 0, 0);
|
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RegionCopy(tmp, srcRgn);
|
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srcRgn = tmp;
|
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}
|
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else
|
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srcRgn = (*createSrc) (pSrcWin);
|
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|
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if (!pDestWin->optional)
|
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MakeWindowOptional(pDestWin);
|
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switch (stuff->destKind) {
|
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case ShapeBounding:
|
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destRgn = &pDestWin->optional->boundingShape;
|
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break;
|
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case ShapeClip:
|
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destRgn = &pDestWin->optional->clipShape;
|
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break;
|
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case ShapeInput:
|
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destRgn = &pDestWin->optional->inputShape;
|
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break;
|
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default:
|
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return BadValue;
|
|
}
|
|
|
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return RegionOperate(client, pDestWin, (int) stuff->destKind,
|
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destRgn, srcRgn, (int) stuff->op,
|
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stuff->xOff, stuff->yOff, createDefault);
|
|
}
|
|
|
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#ifdef PANORAMIX
|
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static int
|
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ProcPanoramiXShapeCombine(ClientPtr client)
|
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{
|
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REQUEST(xShapeCombineReq);
|
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PanoramiXRes *win, *win2;
|
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int j, result;
|
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|
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REQUEST_AT_LEAST_SIZE(xShapeCombineReq);
|
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|
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result = dixLookupResourceByType((void **) &win, stuff->dest, XRT_WINDOW,
|
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client, DixWriteAccess);
|
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if (result != Success)
|
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return result;
|
|
|
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result = dixLookupResourceByType((void **) &win2, stuff->src, XRT_WINDOW,
|
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client, DixReadAccess);
|
|
if (result != Success)
|
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return result;
|
|
|
|
FOR_NSCREENS(j) {
|
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stuff->dest = win->info[j].id;
|
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stuff->src = win2->info[j].id;
|
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result = ProcShapeCombine(client);
|
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if (result != Success)
|
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break;
|
|
}
|
|
return result;
|
|
}
|
|
#endif
|
|
|
|
/*************
|
|
* ProcShapeOffset
|
|
*************/
|
|
|
|
static int
|
|
ProcShapeOffset(ClientPtr client)
|
|
{
|
|
WindowPtr pWin;
|
|
|
|
REQUEST(xShapeOffsetReq);
|
|
RegionPtr srcRgn;
|
|
int rc;
|
|
|
|
REQUEST_SIZE_MATCH(xShapeOffsetReq);
|
|
UpdateCurrentTime();
|
|
rc = dixLookupWindow(&pWin, stuff->dest, client, DixSetAttrAccess);
|
|
if (rc != Success)
|
|
return rc;
|
|
switch (stuff->destKind) {
|
|
case ShapeBounding:
|
|
srcRgn = wBoundingShape(pWin);
|
|
break;
|
|
case ShapeClip:
|
|
srcRgn = wClipShape(pWin);
|
|
break;
|
|
case ShapeInput:
|
|
srcRgn = wInputShape(pWin);
|
|
break;
|
|
default:
|
|
client->errorValue = stuff->destKind;
|
|
return BadValue;
|
|
}
|
|
if (srcRgn) {
|
|
RegionTranslate(srcRgn, stuff->xOff, stuff->yOff);
|
|
(*pWin->drawable.pScreen->SetShape) (pWin, stuff->destKind);
|
|
}
|
|
SendShapeNotify(pWin, (int) stuff->destKind);
|
|
return Success;
|
|
}
|
|
|
|
#ifdef PANORAMIX
|
|
static int
|
|
ProcPanoramiXShapeOffset(ClientPtr client)
|
|
{
|
|
REQUEST(xShapeOffsetReq);
|
|
PanoramiXRes *win;
|
|
int j, result;
|
|
|
|
REQUEST_AT_LEAST_SIZE(xShapeOffsetReq);
|
|
|
|
result = dixLookupResourceByType((void **) &win, stuff->dest, XRT_WINDOW,
|
|
client, DixWriteAccess);
|
|
if (result != Success)
|
|
return result;
|
|
|
|
FOR_NSCREENS(j) {
|
|
stuff->dest = win->info[j].id;
|
|
result = ProcShapeOffset(client);
|
|
if (result != Success)
|
|
break;
|
|
}
|
|
return result;
|
|
}
|
|
#endif
|
|
|
|
static int
|
|
ProcShapeQueryExtents(ClientPtr client)
|
|
{
|
|
REQUEST(xShapeQueryExtentsReq);
|
|
WindowPtr pWin;
|
|
xShapeQueryExtentsReply rep;
|
|
BoxRec extents, *pExtents;
|
|
int rc;
|
|
RegionPtr region;
|
|
|
|
REQUEST_SIZE_MATCH(xShapeQueryExtentsReq);
|
|
rc = dixLookupWindow(&pWin, stuff->window, client, DixGetAttrAccess);
|
|
if (rc != Success)
|
|
return rc;
|
|
rep = (xShapeQueryExtentsReply) {
|
|
.type = X_Reply,
|
|
.sequenceNumber = client->sequence,
|
|
.length = 0,
|
|
.boundingShaped = (wBoundingShape(pWin) != 0),
|
|
.clipShaped = (wClipShape(pWin) != 0)
|
|
};
|
|
if ((region = wBoundingShape(pWin))) {
|
|
/* this is done in two steps because of a compiler bug on SunOS 4.1.3 */
|
|
pExtents = RegionExtents(region);
|
|
extents = *pExtents;
|
|
}
|
|
else {
|
|
extents.x1 = -wBorderWidth(pWin);
|
|
extents.y1 = -wBorderWidth(pWin);
|
|
extents.x2 = pWin->drawable.width + wBorderWidth(pWin);
|
|
extents.y2 = pWin->drawable.height + wBorderWidth(pWin);
|
|
}
|
|
rep.xBoundingShape = extents.x1;
|
|
rep.yBoundingShape = extents.y1;
|
|
rep.widthBoundingShape = extents.x2 - extents.x1;
|
|
rep.heightBoundingShape = extents.y2 - extents.y1;
|
|
if ((region = wClipShape(pWin))) {
|
|
/* this is done in two steps because of a compiler bug on SunOS 4.1.3 */
|
|
pExtents = RegionExtents(region);
|
|
extents = *pExtents;
|
|
}
|
|
else {
|
|
extents.x1 = 0;
|
|
extents.y1 = 0;
|
|
extents.x2 = pWin->drawable.width;
|
|
extents.y2 = pWin->drawable.height;
|
|
}
|
|
rep.xClipShape = extents.x1;
|
|
rep.yClipShape = extents.y1;
|
|
rep.widthClipShape = extents.x2 - extents.x1;
|
|
rep.heightClipShape = extents.y2 - extents.y1;
|
|
if (client->swapped) {
|
|
swaps(&rep.sequenceNumber);
|
|
swapl(&rep.length);
|
|
swaps(&rep.xBoundingShape);
|
|
swaps(&rep.yBoundingShape);
|
|
swaps(&rep.widthBoundingShape);
|
|
swaps(&rep.heightBoundingShape);
|
|
swaps(&rep.xClipShape);
|
|
swaps(&rep.yClipShape);
|
|
swaps(&rep.widthClipShape);
|
|
swaps(&rep.heightClipShape);
|
|
}
|
|
WriteToClient(client, sizeof(xShapeQueryExtentsReply), &rep);
|
|
return Success;
|
|
}
|
|
|
|
/*ARGSUSED*/ static int
|
|
ShapeFreeClient(void *data, XID id)
|
|
{
|
|
ShapeEventPtr pShapeEvent;
|
|
WindowPtr pWin;
|
|
ShapeEventPtr *pHead, pCur, pPrev;
|
|
int rc;
|
|
|
|
pShapeEvent = (ShapeEventPtr) data;
|
|
pWin = pShapeEvent->window;
|
|
rc = dixLookupResourceByType((void **) &pHead, pWin->drawable.id,
|
|
ShapeEventType, serverClient, DixReadAccess);
|
|
if (rc == Success) {
|
|
pPrev = 0;
|
|
for (pCur = *pHead; pCur && pCur != pShapeEvent; pCur = pCur->next)
|
|
pPrev = pCur;
|
|
if (pCur) {
|
|
if (pPrev)
|
|
pPrev->next = pShapeEvent->next;
|
|
else
|
|
*pHead = pShapeEvent->next;
|
|
}
|
|
}
|
|
free((void *) pShapeEvent);
|
|
return 1;
|
|
}
|
|
|
|
/*ARGSUSED*/ static int
|
|
ShapeFreeEvents(void *data, XID id)
|
|
{
|
|
ShapeEventPtr *pHead, pCur, pNext;
|
|
|
|
pHead = (ShapeEventPtr *) data;
|
|
for (pCur = *pHead; pCur; pCur = pNext) {
|
|
pNext = pCur->next;
|
|
FreeResource(pCur->clientResource, ClientType);
|
|
free((void *) pCur);
|
|
}
|
|
free((void *) pHead);
|
|
return 1;
|
|
}
|
|
|
|
static int
|
|
ProcShapeSelectInput(ClientPtr client)
|
|
{
|
|
REQUEST(xShapeSelectInputReq);
|
|
WindowPtr pWin;
|
|
ShapeEventPtr pShapeEvent, pNewShapeEvent, *pHead;
|
|
XID clientResource;
|
|
int rc;
|
|
|
|
REQUEST_SIZE_MATCH(xShapeSelectInputReq);
|
|
rc = dixLookupWindow(&pWin, stuff->window, client, DixReceiveAccess);
|
|
if (rc != Success)
|
|
return rc;
|
|
rc = dixLookupResourceByType((void **) &pHead, pWin->drawable.id,
|
|
ShapeEventType, client, DixWriteAccess);
|
|
if (rc != Success && rc != BadValue)
|
|
return rc;
|
|
|
|
switch (stuff->enable) {
|
|
case xTrue:
|
|
if (pHead) {
|
|
|
|
/* check for existing entry. */
|
|
for (pShapeEvent = *pHead;
|
|
pShapeEvent; pShapeEvent = pShapeEvent->next) {
|
|
if (pShapeEvent->client == client)
|
|
return Success;
|
|
}
|
|
}
|
|
|
|
/* build the entry */
|
|
pNewShapeEvent = malloc(sizeof(ShapeEventRec));
|
|
if (!pNewShapeEvent)
|
|
return BadAlloc;
|
|
pNewShapeEvent->next = 0;
|
|
pNewShapeEvent->client = client;
|
|
pNewShapeEvent->window = pWin;
|
|
/*
|
|
* add a resource that will be deleted when
|
|
* the client goes away
|
|
*/
|
|
clientResource = FakeClientID(client->index);
|
|
pNewShapeEvent->clientResource = clientResource;
|
|
if (!AddResource(clientResource, ClientType, (void *) pNewShapeEvent))
|
|
return BadAlloc;
|
|
/*
|
|
* create a resource to contain a void *to the list
|
|
* of clients selecting input. This must be indirect as
|
|
* the list may be arbitrarily rearranged which cannot be
|
|
* done through the resource database.
|
|
*/
|
|
if (!pHead) {
|
|
pHead = malloc(sizeof(ShapeEventPtr));
|
|
if (!pHead ||
|
|
!AddResource(pWin->drawable.id, ShapeEventType,
|
|
(void *) pHead)) {
|
|
FreeResource(clientResource, RT_NONE);
|
|
return BadAlloc;
|
|
}
|
|
*pHead = 0;
|
|
}
|
|
pNewShapeEvent->next = *pHead;
|
|
*pHead = pNewShapeEvent;
|
|
break;
|
|
case xFalse:
|
|
/* delete the interest */
|
|
if (pHead) {
|
|
pNewShapeEvent = 0;
|
|
for (pShapeEvent = *pHead; pShapeEvent;
|
|
pShapeEvent = pShapeEvent->next) {
|
|
if (pShapeEvent->client == client)
|
|
break;
|
|
pNewShapeEvent = pShapeEvent;
|
|
}
|
|
if (pShapeEvent) {
|
|
FreeResource(pShapeEvent->clientResource, ClientType);
|
|
if (pNewShapeEvent)
|
|
pNewShapeEvent->next = pShapeEvent->next;
|
|
else
|
|
*pHead = pShapeEvent->next;
|
|
free(pShapeEvent);
|
|
}
|
|
}
|
|
break;
|
|
default:
|
|
client->errorValue = stuff->enable;
|
|
return BadValue;
|
|
}
|
|
return Success;
|
|
}
|
|
|
|
/*
|
|
* deliver the event
|
|
*/
|
|
|
|
void
|
|
SendShapeNotify(WindowPtr pWin, int which)
|
|
{
|
|
ShapeEventPtr *pHead, pShapeEvent;
|
|
BoxRec extents;
|
|
RegionPtr region;
|
|
BYTE shaped;
|
|
int rc;
|
|
|
|
rc = dixLookupResourceByType((void **) &pHead, pWin->drawable.id,
|
|
ShapeEventType, serverClient, DixReadAccess);
|
|
if (rc != Success)
|
|
return;
|
|
switch (which) {
|
|
case ShapeBounding:
|
|
region = wBoundingShape(pWin);
|
|
if (region) {
|
|
extents = *RegionExtents(region);
|
|
shaped = xTrue;
|
|
}
|
|
else {
|
|
extents.x1 = -wBorderWidth(pWin);
|
|
extents.y1 = -wBorderWidth(pWin);
|
|
extents.x2 = pWin->drawable.width + wBorderWidth(pWin);
|
|
extents.y2 = pWin->drawable.height + wBorderWidth(pWin);
|
|
shaped = xFalse;
|
|
}
|
|
break;
|
|
case ShapeClip:
|
|
region = wClipShape(pWin);
|
|
if (region) {
|
|
extents = *RegionExtents(region);
|
|
shaped = xTrue;
|
|
}
|
|
else {
|
|
extents.x1 = 0;
|
|
extents.y1 = 0;
|
|
extents.x2 = pWin->drawable.width;
|
|
extents.y2 = pWin->drawable.height;
|
|
shaped = xFalse;
|
|
}
|
|
break;
|
|
case ShapeInput:
|
|
region = wInputShape(pWin);
|
|
if (region) {
|
|
extents = *RegionExtents(region);
|
|
shaped = xTrue;
|
|
}
|
|
else {
|
|
extents.x1 = -wBorderWidth(pWin);
|
|
extents.y1 = -wBorderWidth(pWin);
|
|
extents.x2 = pWin->drawable.width + wBorderWidth(pWin);
|
|
extents.y2 = pWin->drawable.height + wBorderWidth(pWin);
|
|
shaped = xFalse;
|
|
}
|
|
break;
|
|
default:
|
|
return;
|
|
}
|
|
for (pShapeEvent = *pHead; pShapeEvent; pShapeEvent = pShapeEvent->next) {
|
|
xShapeNotifyEvent se = {
|
|
.type = ShapeNotify + ShapeEventBase,
|
|
.kind = which,
|
|
.window = pWin->drawable.id,
|
|
.x = extents.x1,
|
|
.y = extents.y1,
|
|
.width = extents.x2 - extents.x1,
|
|
.height = extents.y2 - extents.y1,
|
|
.time = currentTime.milliseconds,
|
|
.shaped = shaped
|
|
};
|
|
WriteEventsToClient(pShapeEvent->client, 1, (xEvent *) &se);
|
|
}
|
|
}
|
|
|
|
static int
|
|
ProcShapeInputSelected(ClientPtr client)
|
|
{
|
|
REQUEST(xShapeInputSelectedReq);
|
|
WindowPtr pWin;
|
|
ShapeEventPtr pShapeEvent, *pHead;
|
|
int enabled, rc;
|
|
xShapeInputSelectedReply rep;
|
|
|
|
REQUEST_SIZE_MATCH(xShapeInputSelectedReq);
|
|
rc = dixLookupWindow(&pWin, stuff->window, client, DixGetAttrAccess);
|
|
if (rc != Success)
|
|
return rc;
|
|
rc = dixLookupResourceByType((void **) &pHead, pWin->drawable.id,
|
|
ShapeEventType, client, DixReadAccess);
|
|
if (rc != Success && rc != BadValue)
|
|
return rc;
|
|
enabled = xFalse;
|
|
if (pHead) {
|
|
for (pShapeEvent = *pHead; pShapeEvent; pShapeEvent = pShapeEvent->next) {
|
|
if (pShapeEvent->client == client) {
|
|
enabled = xTrue;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
rep = (xShapeInputSelectedReply) {
|
|
.type = X_Reply,
|
|
.enabled = enabled,
|
|
.sequenceNumber = client->sequence,
|
|
.length = 0
|
|
};
|
|
if (client->swapped) {
|
|
swaps(&rep.sequenceNumber);
|
|
swapl(&rep.length);
|
|
}
|
|
WriteToClient(client, sizeof(xShapeInputSelectedReply), &rep);
|
|
return Success;
|
|
}
|
|
|
|
static int
|
|
ProcShapeGetRectangles(ClientPtr client)
|
|
{
|
|
REQUEST(xShapeGetRectanglesReq);
|
|
WindowPtr pWin;
|
|
xShapeGetRectanglesReply rep;
|
|
xRectangle *rects;
|
|
int nrects, i, rc;
|
|
RegionPtr region;
|
|
|
|
REQUEST_SIZE_MATCH(xShapeGetRectanglesReq);
|
|
rc = dixLookupWindow(&pWin, stuff->window, client, DixGetAttrAccess);
|
|
if (rc != Success)
|
|
return rc;
|
|
switch (stuff->kind) {
|
|
case ShapeBounding:
|
|
region = wBoundingShape(pWin);
|
|
break;
|
|
case ShapeClip:
|
|
region = wClipShape(pWin);
|
|
break;
|
|
case ShapeInput:
|
|
region = wInputShape(pWin);
|
|
break;
|
|
default:
|
|
client->errorValue = stuff->kind;
|
|
return BadValue;
|
|
}
|
|
if (!region) {
|
|
nrects = 1;
|
|
rects = malloc(sizeof(xRectangle));
|
|
if (!rects)
|
|
return BadAlloc;
|
|
switch (stuff->kind) {
|
|
case ShapeBounding:
|
|
rects->x = -(int) wBorderWidth(pWin);
|
|
rects->y = -(int) wBorderWidth(pWin);
|
|
rects->width = pWin->drawable.width + wBorderWidth(pWin);
|
|
rects->height = pWin->drawable.height + wBorderWidth(pWin);
|
|
break;
|
|
case ShapeClip:
|
|
rects->x = 0;
|
|
rects->y = 0;
|
|
rects->width = pWin->drawable.width;
|
|
rects->height = pWin->drawable.height;
|
|
break;
|
|
case ShapeInput:
|
|
rects->x = -(int) wBorderWidth(pWin);
|
|
rects->y = -(int) wBorderWidth(pWin);
|
|
rects->width = pWin->drawable.width + wBorderWidth(pWin);
|
|
rects->height = pWin->drawable.height + wBorderWidth(pWin);
|
|
break;
|
|
}
|
|
}
|
|
else {
|
|
BoxPtr box;
|
|
|
|
nrects = RegionNumRects(region);
|
|
box = RegionRects(region);
|
|
rects = xallocarray(nrects, sizeof(xRectangle));
|
|
if (!rects && nrects)
|
|
return BadAlloc;
|
|
for (i = 0; i < nrects; i++, box++) {
|
|
rects[i].x = box->x1;
|
|
rects[i].y = box->y1;
|
|
rects[i].width = box->x2 - box->x1;
|
|
rects[i].height = box->y2 - box->y1;
|
|
}
|
|
}
|
|
rep = (xShapeGetRectanglesReply) {
|
|
.type = X_Reply,
|
|
.ordering = YXBanded,
|
|
.sequenceNumber = client->sequence,
|
|
.length = bytes_to_int32(nrects * sizeof(xRectangle)),
|
|
.nrects = nrects
|
|
};
|
|
if (client->swapped) {
|
|
swaps(&rep.sequenceNumber);
|
|
swapl(&rep.length);
|
|
swapl(&rep.nrects);
|
|
SwapShorts((short *) rects, (unsigned long) nrects * 4);
|
|
}
|
|
WriteToClient(client, sizeof(rep), &rep);
|
|
WriteToClient(client, nrects * sizeof(xRectangle), rects);
|
|
free(rects);
|
|
return Success;
|
|
}
|
|
|
|
static int
|
|
ProcShapeDispatch(ClientPtr client)
|
|
{
|
|
REQUEST(xReq);
|
|
switch (stuff->data) {
|
|
case X_ShapeQueryVersion:
|
|
return ProcShapeQueryVersion(client);
|
|
case X_ShapeRectangles:
|
|
#ifdef PANORAMIX
|
|
if (!noPanoramiXExtension)
|
|
return ProcPanoramiXShapeRectangles(client);
|
|
else
|
|
#endif
|
|
return ProcShapeRectangles(client);
|
|
case X_ShapeMask:
|
|
#ifdef PANORAMIX
|
|
if (!noPanoramiXExtension)
|
|
return ProcPanoramiXShapeMask(client);
|
|
else
|
|
#endif
|
|
return ProcShapeMask(client);
|
|
case X_ShapeCombine:
|
|
#ifdef PANORAMIX
|
|
if (!noPanoramiXExtension)
|
|
return ProcPanoramiXShapeCombine(client);
|
|
else
|
|
#endif
|
|
return ProcShapeCombine(client);
|
|
case X_ShapeOffset:
|
|
#ifdef PANORAMIX
|
|
if (!noPanoramiXExtension)
|
|
return ProcPanoramiXShapeOffset(client);
|
|
else
|
|
#endif
|
|
return ProcShapeOffset(client);
|
|
case X_ShapeQueryExtents:
|
|
return ProcShapeQueryExtents(client);
|
|
case X_ShapeSelectInput:
|
|
return ProcShapeSelectInput(client);
|
|
case X_ShapeInputSelected:
|
|
return ProcShapeInputSelected(client);
|
|
case X_ShapeGetRectangles:
|
|
return ProcShapeGetRectangles(client);
|
|
default:
|
|
return BadRequest;
|
|
}
|
|
}
|
|
|
|
static void
|
|
SShapeNotifyEvent(xShapeNotifyEvent * from, xShapeNotifyEvent * to)
|
|
{
|
|
to->type = from->type;
|
|
to->kind = from->kind;
|
|
cpswapl(from->window, to->window);
|
|
cpswaps(from->sequenceNumber, to->sequenceNumber);
|
|
cpswaps(from->x, to->x);
|
|
cpswaps(from->y, to->y);
|
|
cpswaps(from->width, to->width);
|
|
cpswaps(from->height, to->height);
|
|
cpswapl(from->time, to->time);
|
|
to->shaped = from->shaped;
|
|
}
|
|
|
|
static int
|
|
SProcShapeQueryVersion(ClientPtr client)
|
|
{
|
|
REQUEST(xShapeQueryVersionReq);
|
|
|
|
swaps(&stuff->length);
|
|
return ProcShapeQueryVersion(client);
|
|
}
|
|
|
|
static int
|
|
SProcShapeRectangles(ClientPtr client)
|
|
{
|
|
REQUEST(xShapeRectanglesReq);
|
|
|
|
swaps(&stuff->length);
|
|
REQUEST_AT_LEAST_SIZE(xShapeRectanglesReq);
|
|
swapl(&stuff->dest);
|
|
swaps(&stuff->xOff);
|
|
swaps(&stuff->yOff);
|
|
SwapRestS(stuff);
|
|
return ProcShapeRectangles(client);
|
|
}
|
|
|
|
static int
|
|
SProcShapeMask(ClientPtr client)
|
|
{
|
|
REQUEST(xShapeMaskReq);
|
|
|
|
swaps(&stuff->length);
|
|
REQUEST_SIZE_MATCH(xShapeMaskReq);
|
|
swapl(&stuff->dest);
|
|
swaps(&stuff->xOff);
|
|
swaps(&stuff->yOff);
|
|
swapl(&stuff->src);
|
|
return ProcShapeMask(client);
|
|
}
|
|
|
|
static int
|
|
SProcShapeCombine(ClientPtr client)
|
|
{
|
|
REQUEST(xShapeCombineReq);
|
|
|
|
swaps(&stuff->length);
|
|
REQUEST_SIZE_MATCH(xShapeCombineReq);
|
|
swapl(&stuff->dest);
|
|
swaps(&stuff->xOff);
|
|
swaps(&stuff->yOff);
|
|
swapl(&stuff->src);
|
|
return ProcShapeCombine(client);
|
|
}
|
|
|
|
static int
|
|
SProcShapeOffset(ClientPtr client)
|
|
{
|
|
REQUEST(xShapeOffsetReq);
|
|
|
|
swaps(&stuff->length);
|
|
REQUEST_SIZE_MATCH(xShapeOffsetReq);
|
|
swapl(&stuff->dest);
|
|
swaps(&stuff->xOff);
|
|
swaps(&stuff->yOff);
|
|
return ProcShapeOffset(client);
|
|
}
|
|
|
|
static int
|
|
SProcShapeQueryExtents(ClientPtr client)
|
|
{
|
|
REQUEST(xShapeQueryExtentsReq);
|
|
|
|
swaps(&stuff->length);
|
|
REQUEST_SIZE_MATCH(xShapeQueryExtentsReq);
|
|
swapl(&stuff->window);
|
|
return ProcShapeQueryExtents(client);
|
|
}
|
|
|
|
static int
|
|
SProcShapeSelectInput(ClientPtr client)
|
|
{
|
|
REQUEST(xShapeSelectInputReq);
|
|
|
|
swaps(&stuff->length);
|
|
REQUEST_SIZE_MATCH(xShapeSelectInputReq);
|
|
swapl(&stuff->window);
|
|
return ProcShapeSelectInput(client);
|
|
}
|
|
|
|
static int
|
|
SProcShapeInputSelected(ClientPtr client)
|
|
{
|
|
REQUEST(xShapeInputSelectedReq);
|
|
|
|
swaps(&stuff->length);
|
|
REQUEST_SIZE_MATCH(xShapeInputSelectedReq);
|
|
swapl(&stuff->window);
|
|
return ProcShapeInputSelected(client);
|
|
}
|
|
|
|
static int
|
|
SProcShapeGetRectangles(ClientPtr client)
|
|
{
|
|
REQUEST(xShapeGetRectanglesReq);
|
|
swaps(&stuff->length);
|
|
REQUEST_SIZE_MATCH(xShapeGetRectanglesReq);
|
|
swapl(&stuff->window);
|
|
return ProcShapeGetRectangles(client);
|
|
}
|
|
|
|
static int
|
|
SProcShapeDispatch(ClientPtr client)
|
|
{
|
|
REQUEST(xReq);
|
|
switch (stuff->data) {
|
|
case X_ShapeQueryVersion:
|
|
return SProcShapeQueryVersion(client);
|
|
case X_ShapeRectangles:
|
|
return SProcShapeRectangles(client);
|
|
case X_ShapeMask:
|
|
return SProcShapeMask(client);
|
|
case X_ShapeCombine:
|
|
return SProcShapeCombine(client);
|
|
case X_ShapeOffset:
|
|
return SProcShapeOffset(client);
|
|
case X_ShapeQueryExtents:
|
|
return SProcShapeQueryExtents(client);
|
|
case X_ShapeSelectInput:
|
|
return SProcShapeSelectInput(client);
|
|
case X_ShapeInputSelected:
|
|
return SProcShapeInputSelected(client);
|
|
case X_ShapeGetRectangles:
|
|
return SProcShapeGetRectangles(client);
|
|
default:
|
|
return BadRequest;
|
|
}
|
|
}
|
|
|
|
void
|
|
ShapeExtensionInit(void)
|
|
{
|
|
ExtensionEntry *extEntry;
|
|
|
|
ClientType = CreateNewResourceType(ShapeFreeClient, "ShapeClient");
|
|
ShapeEventType = CreateNewResourceType(ShapeFreeEvents, "ShapeEvent");
|
|
if (ClientType && ShapeEventType &&
|
|
(extEntry = AddExtension(SHAPENAME, ShapeNumberEvents, 0,
|
|
ProcShapeDispatch, SProcShapeDispatch,
|
|
NULL, StandardMinorOpcode))) {
|
|
ShapeEventBase = extEntry->eventBase;
|
|
EventSwapVector[ShapeEventBase] = (EventSwapPtr) SShapeNotifyEvent;
|
|
}
|
|
}
|