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/*
*Copyright (C) 1994-2000 The XFree86 Project, Inc. All Rights Reserved.
*
*Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
*"Software"), to deal in the Software without restriction, including
*without limitation the rights to use, copy, modify, merge, publish,
*distribute, sublicense, and/or sell copies of the Software, and to
*permit persons to whom the Software is furnished to do so, subject to
*the following conditions:
*
*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 XFREE86 PROJECT 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 XFree86 Project
*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 XFree86 Project.
*
* Authors: Harold L Hunt II
*/
/* $XFree86: xc/programs/Xserver/hw/xwin/winlayer.c,v 1.9 2002/10/31 23:04:39 alanh Exp $ */
#include "win.h"
#if WIN_LAYER_SUPPORT
/*
* Create initial layer. Cygwin only needs one initial layer.
*/
LayerPtr
winLayerCreate (ScreenPtr pScreen)
{
winScreenPriv(pScreen);
winScreenInfo *pScreenInfo = pScreenPriv->pScreenInfo;
PixmapPtr pPixmap = NULL;
DWORD dwLayerKind;
ErrorF ("winLayerCreate - dwDepth: %d dwBPP %d\n",
pScreenInfo->dwDepth, pScreenInfo->dwBPP);
/* We only need a single layer kind: shadow */
dwLayerKind = LAYER_SHADOW;
pPixmap = LAYER_SCREEN_PIXMAP;
return LayerCreate (pScreen,
dwLayerKind,
pScreenInfo->dwBPP,
pPixmap,
pScreenPriv->pwinShadowUpdate,
NULL, /* No ShadowWindowProc */
0, /* Rotate */
0);
}
/*
* Used as a function parameter to WalkTree.
*/
int
winLayerAdd (WindowPtr pWindow, pointer value)
{
ScreenPtr pScreen = pWindow->drawable.pScreen;
LayerPtr pLayer = (LayerPtr) value;
ErrorF ("winLayerAdd ()\n");
if (!LayerWindowAdd (pScreen, pLayer, pWindow))
return WT_STOPWALKING;
return WT_WALKCHILDREN;
}
/*
* Used as a function parameter to WalkTree.
*/
int
winLayerRemove (WindowPtr pWindow, pointer value)
{
ScreenPtr pScreen = pWindow->drawable.pScreen;
LayerPtr pLayer = (LayerPtr) value;
ErrorF ("winLayerRemove ()\n");
LayerWindowRemove (pScreen, pLayer, pWindow);
return WT_WALKCHILDREN;
}
#ifdef RANDR
/*
* Answer queries about the RandR features supported.
*/
Bool
winRandRGetInfo (ScreenPtr pScreen, Rotation *pRotations)
{
winScreenPriv(pScreen);
winScreenInfo *pScreenInfo = pScreenPriv->pScreenInfo;
int n;
Rotation rotateKind;
RRScreenSizePtr pSize;
ErrorF ("winRandRGetInfo ()\n");
/* Don't support rotations, yet */
*pRotations = RR_Rotate_0; /* | RR_Rotate_90 | RR_Rotate_180 | ... */
#if 0
/* Check for something naughty. Don't know what exactly... */
for (n = 0; n < pScreen->numDepths; n++)
if (pScreen->allowedDepths[n].numVids)
break;
if (n == pScreen->numDepths)
return FALSE;
#endif
/*
* Register supported sizes. This can be called many times, but
* we only support one size for now.
*/
pSize = RRRegisterSize (pScreen,
pScreenInfo->dwWidth,
pScreenInfo->dwHeight,
pScreenInfo->dwWidth_mm,
pScreenInfo->dwHeight_mm);
/* Only one allowed rotation for now */
rotateKind = RR_Rotate_0;
/* Tell RandR what the current config is */
RRSetCurrentConfig (pScreen, rotateKind, pSize);
return TRUE;
}
/*
* Configure which RandR features are supported.
*/
Bool
winRandRSetConfig (ScreenPtr pScreen,
Rotation rotateKind,
RRScreenSizePtr pSize)
{
ErrorF ("winRandRSetConfig ()\n");
/*
* Apparently the only thing that can change is rotation.
* We don't support rotation, so that means nothing can change, right?
*/
assert (rotateKind == RR_Rotate_0);
return TRUE;
}
/*
* Initialize the RandR layer.
*/
Bool
winRandRInit (ScreenPtr pScreen)
{
rrScrPrivPtr pRRScrPriv;
ErrorF ("winRandRInit ()\n");
if (!RRScreenInit (pScreen))
{
ErrorF ("winRandRInit () - RRScreenInit () failed\n");
return FALSE;
}
/* Set some RandR function pointers */
pRRScrPriv = rrGetScrPriv (pScreen);
pRRScrPriv->rrGetInfo = winRandRGetInfo;
pRRScrPriv->rrSetConfig = winRandRSetConfig;
return TRUE;
}
#endif
#endif
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