200 lines
		
	
	
		
			6.7 KiB
		
	
	
	
		
			C
		
	
	
	
			
		
		
	
	
			200 lines
		
	
	
		
			6.7 KiB
		
	
	
	
		
			C
		
	
	
	
/***********************************************************
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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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#ifdef HAVE_DIX_CONFIG_H
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#include <dix-config.h>
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#endif
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#include <string.h>
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#include <X11/X.h>
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#include <X11/Xproto.h>	/* for xColorItem */
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#include <X11/Xmd.h>
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#include "scrnintstr.h"
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#include "pixmapstr.h"
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#include "windowstr.h"
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#include "resource.h"
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#include "colormap.h"
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#include "mfb.h"
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#include "mistruct.h"
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#include "dix.h"
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#include "mi.h"
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#include "mibstore.h"
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#include "migc.h"
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#include "servermd.h"
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#ifdef PIXMAP_PER_WINDOW
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int frameWindowPrivateIndex;
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int frameGetWindowPrivateIndex(void) { return frameWindowPrivateIndex; }
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#endif
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int mfbWindowPrivateIndex;
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int mfbGetWindowPrivateIndex(void) { return mfbWindowPrivateIndex; }
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int mfbGCPrivateIndex;
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int mfbGetGCPrivateIndex(void) { return mfbGCPrivateIndex; }
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static unsigned long mfbGeneration = 0;
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static VisualRec visual = {
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/* vid  class       bpRGB cmpE nplan rMask gMask bMask oRed oGreen oBlue */
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   0,   StaticGray, 1,    2,   1,    0,    0,    0,    0,   0,     0
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};
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static VisualID VID;
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static DepthRec depth = {
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/* depth	numVid		vids */
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    1,		1,		&VID
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};
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Bool
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mfbAllocatePrivates(pScreen, pWinIndex, pGCIndex)
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    ScreenPtr pScreen;
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    int *pWinIndex, *pGCIndex;
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{
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    if (mfbGeneration != serverGeneration)
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    {
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#ifdef PIXMAP_PER_WINDOW
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	frameWindowPrivateIndex = AllocateWindowPrivateIndex();
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#endif
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	mfbWindowPrivateIndex = AllocateWindowPrivateIndex();
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	mfbGCPrivateIndex = miAllocateGCPrivateIndex();
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	visual.vid = FakeClientID(0);
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	VID = visual.vid;
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	mfbGeneration = serverGeneration;
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    }
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    if (pWinIndex)
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	*pWinIndex = mfbWindowPrivateIndex;
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    if (pGCIndex)
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	*pGCIndex = mfbGCPrivateIndex;
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    pScreen->GetWindowPixmap = mfbGetWindowPixmap;
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    pScreen->SetWindowPixmap = mfbSetWindowPixmap;
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    return (AllocateWindowPrivate(pScreen, mfbWindowPrivateIndex,
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				  sizeof(mfbPrivWin)) &&
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	    AllocateGCPrivate(pScreen, mfbGCPrivateIndex, sizeof(mfbPrivGC)));
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}
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/* dts * (inch/dot) * (25.4 mm / inch) = mm */
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Bool
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mfbScreenInit(pScreen, pbits, xsize, ysize, dpix, dpiy, width)
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    register ScreenPtr pScreen;
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    pointer pbits;		/* pointer to screen bitmap */
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    int xsize, ysize;		/* in pixels */
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    int dpix, dpiy;		/* dots per inch */
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    int width;			/* pixel width of frame buffer */
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{
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    if 	(!mfbAllocatePrivates(pScreen, (int *)NULL, (int *)NULL))
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	return FALSE;
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    pScreen->defColormap = (Colormap) FakeClientID(0);
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    /* whitePixel, blackPixel */
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    pScreen->QueryBestSize = mfbQueryBestSize;
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    /* SaveScreen */
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    pScreen->GetImage = mfbGetImage;
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    pScreen->GetSpans = mfbGetSpans;
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    pScreen->CreateWindow = mfbCreateWindow;
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    pScreen->DestroyWindow = mfbDestroyWindow;
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    pScreen->PositionWindow = mfbPositionWindow;
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    pScreen->ChangeWindowAttributes = mfbChangeWindowAttributes;
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    pScreen->RealizeWindow = mfbMapWindow;
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    pScreen->UnrealizeWindow = mfbUnmapWindow;
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    pScreen->PaintWindowBackground = mfbPaintWindow;
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    pScreen->PaintWindowBorder = mfbPaintWindow;
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    pScreen->CopyWindow = mfbCopyWindow;
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    pScreen->CreatePixmap = mfbCreatePixmap;
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    pScreen->DestroyPixmap = mfbDestroyPixmap;
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    pScreen->RealizeFont = mfbRealizeFont;
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    pScreen->UnrealizeFont = mfbUnrealizeFont;
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    pScreen->CreateGC = mfbCreateGC;
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    pScreen->CreateColormap = mfbCreateColormap;
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    pScreen->DestroyColormap = mfbDestroyColormap;
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    pScreen->InstallColormap = mfbInstallColormap;
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    pScreen->UninstallColormap = mfbUninstallColormap;
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    pScreen->ListInstalledColormaps = mfbListInstalledColormaps;
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    pScreen->StoreColors = (StoreColorsProcPtr)NoopDDA;
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    pScreen->ResolveColor = mfbResolveColor;
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    pScreen->BitmapToRegion = mfbPixmapToRegion;
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    if (!miScreenInit(pScreen, pbits, xsize, ysize, dpix, dpiy, width,
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			1, 1, &depth, VID, 1, &visual))
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	return FALSE;
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    return TRUE;
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}
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PixmapPtr
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mfbGetWindowPixmap(pWin)
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    WindowPtr pWin;
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{
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#ifdef PIXMAP_PER_WINDOW
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    return (PixmapPtr)(pWin->devPrivates[frameWindowPrivateIndex].ptr);
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#else
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    ScreenPtr pScreen = pWin->drawable.pScreen;
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    return (* pScreen->GetScreenPixmap)(pScreen);
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#endif
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}
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void
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mfbSetWindowPixmap(pWin, pPix)
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    WindowPtr pWin;
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    PixmapPtr pPix;
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{
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#ifdef PIXMAP_PER_WINDOW
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    pWin->devPrivates[frameWindowPrivateIndex].ptr = (pointer)pPix;
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#else
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    (* pWin->drawable.pScreen->SetScreenPixmap)(pPix);
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#endif
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}
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void mfbFillInScreen(ScreenPtr pScreen)
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{
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    pScreen->ChangeWindowAttributes = mfbChangeWindowAttributes;
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    pScreen->RealizeWindow = mfbMapWindow;
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    pScreen->UnrealizeWindow = mfbUnmapWindow;
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    pScreen->DestroyPixmap = mfbDestroyPixmap;
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    pScreen->RealizeFont = mfbRealizeFont;
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    pScreen->UnrealizeFont = mfbUnrealizeFont;
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    pScreen->BitmapToRegion = mfbPixmapToRegion;
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}
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