211 lines
		
	
	
		
			7.0 KiB
		
	
	
	
		
			C
		
	
	
	
			
		
		
	
	
			211 lines
		
	
	
		
			7.0 KiB
		
	
	
	
		
			C
		
	
	
	
| /***********************************************************
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| 
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| Copyright 1987, 1998  The Open Group
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| 
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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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| 
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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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| 
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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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| 
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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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| 
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| Copyright 1987 by Digital Equipment Corporation, Maynard, Massachusetts.
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| 
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|                         All Rights Reserved
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| 
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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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| 
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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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| ******************************************************************/
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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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| 
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| #include <string.h>
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| 
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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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| 
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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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| 
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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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| 
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| static VisualID VID;
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| 
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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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| 
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| 
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| BSFuncRec mfbBSFuncRec = {
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|     mfbSaveAreas,
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|     mfbRestoreAreas,
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|     (BackingStoreSetClipmaskRgnProcPtr) 0,
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|     (BackingStoreGetImagePixmapProcPtr) 0,
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|     (BackingStoreGetSpansPixmapProcPtr) 0,
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| };
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| 
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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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| 
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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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|     pScreen->BackingStoreFuncs = mfbBSFuncRec;
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|     return TRUE;
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| }
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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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| 
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|     return (* pScreen->GetScreenPixmap)(pScreen);
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| #endif
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| }
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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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| 
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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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