2006-11-26 11:13:41 -07:00
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/*
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*Copyright (C) 2001-2004 Harold L Hunt II All Rights Reserved.
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*
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*Permission is hereby granted, free of charge, to any person obtaining
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* a copy of this software and associated documentation files (the
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*"Software"), to deal in the Software without restriction, including
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*without limitation the rights to use, copy, modify, merge, publish,
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*distribute, sublicense, and/or sell copies of the Software, and to
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*permit persons to whom the Software is furnished to do so, subject to
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*the following conditions:
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*
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*The above copyright notice and this permission notice shall be
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*included in 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,
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*EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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*MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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*NONINFRINGEMENT. IN NO EVENT SHALL HAROLD L HUNT II BE LIABLE FOR
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*ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF
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*CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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*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 Harold L Hunt II
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*shall not be used in advertising or otherwise to promote the sale, use
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*or other dealings in this Software without prior written authorization
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*from Harold L Hunt II.
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*
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* Authors: Harold L Hunt II
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*/
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#ifdef HAVE_XWIN_CONFIG_H
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#include <xwin-config.h>
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#endif
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#include "win.h"
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/*
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* External symbols
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*/
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#ifdef XWIN_MULTIWINDOW
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extern DWORD g_dwCurrentThreadID;
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#endif
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extern HWND g_hDlgExit;
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/*
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* Local function prototypes
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*/
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#ifdef XWIN_MULTIWINDOW
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static wBOOL CALLBACK
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winRedrawAllProcShadowGDI (HWND hwnd, LPARAM lParam);
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static wBOOL CALLBACK
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winRedrawDamagedWindowShadowGDI (HWND hwnd, LPARAM lParam);
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#endif
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static Bool
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winAllocateFBShadowGDI (ScreenPtr pScreen);
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static void
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winShadowUpdateGDI (ScreenPtr pScreen,
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shadowBufPtr pBuf);
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static Bool
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winCloseScreenShadowGDI (int nIndex, ScreenPtr pScreen);
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static Bool
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winInitVisualsShadowGDI (ScreenPtr pScreen);
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static Bool
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winAdjustVideoModeShadowGDI (ScreenPtr pScreen);
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static Bool
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winBltExposedRegionsShadowGDI (ScreenPtr pScreen);
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static Bool
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winActivateAppShadowGDI (ScreenPtr pScreen);
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static Bool
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winRedrawScreenShadowGDI (ScreenPtr pScreen);
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static Bool
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winRealizeInstalledPaletteShadowGDI (ScreenPtr pScreen);
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static Bool
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winInstallColormapShadowGDI (ColormapPtr pColormap);
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static Bool
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winStoreColorsShadowGDI (ColormapPtr pmap,
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int ndef,
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xColorItem *pdefs);
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static Bool
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winCreateColormapShadowGDI (ColormapPtr pColormap);
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static Bool
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winDestroyColormapShadowGDI (ColormapPtr pColormap);
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/*
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* Internal function to get the DIB format that is compatible with the screen
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*/
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static
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Bool
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winQueryScreenDIBFormat (ScreenPtr pScreen, BITMAPINFOHEADER *pbmih)
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{
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winScreenPriv(pScreen);
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HBITMAP hbmp;
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#if CYGDEBUG
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LPDWORD pdw = NULL;
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#endif
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/* Create a memory bitmap compatible with the screen */
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hbmp = CreateCompatibleBitmap (pScreenPriv->hdcScreen, 1, 1);
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if (hbmp == NULL)
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{
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ErrorF ("winQueryScreenDIBFormat - CreateCompatibleBitmap failed\n");
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return FALSE;
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}
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/* Initialize our bitmap info header */
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ZeroMemory (pbmih, sizeof (BITMAPINFOHEADER) + 256 * sizeof (RGBQUAD));
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pbmih->biSize = sizeof (BITMAPINFOHEADER);
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/* Get the biBitCount */
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if (!GetDIBits (pScreenPriv->hdcScreen,
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hbmp,
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0, 1,
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NULL,
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(BITMAPINFO*) pbmih,
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DIB_RGB_COLORS))
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{
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ErrorF ("winQueryScreenDIBFormat - First call to GetDIBits failed\n");
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DeleteObject (hbmp);
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return FALSE;
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}
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#if CYGDEBUG
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/* Get a pointer to bitfields */
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pdw = (DWORD*) ((CARD8*)pbmih + sizeof (BITMAPINFOHEADER));
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winDebug ("winQueryScreenDIBFormat - First call masks: %08x %08x %08x\n",
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pdw[0], pdw[1], pdw[2]);
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#endif
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/* Get optimal color table, or the optimal bitfields */
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if (!GetDIBits (pScreenPriv->hdcScreen,
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hbmp,
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0, 1,
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NULL,
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(BITMAPINFO*)pbmih,
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DIB_RGB_COLORS))
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{
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ErrorF ("winQueryScreenDIBFormat - Second call to GetDIBits "
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"failed\n");
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DeleteObject (hbmp);
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return FALSE;
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}
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/* Free memory */
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DeleteObject (hbmp);
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return TRUE;
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}
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/*
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* Internal function to determine the GDI bits per rgb and bit masks
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*/
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static
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Bool
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winQueryRGBBitsAndMasks (ScreenPtr pScreen)
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{
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winScreenPriv(pScreen);
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BITMAPINFOHEADER *pbmih = NULL;
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Bool fReturn = TRUE;
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LPDWORD pdw = NULL;
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DWORD dwRedBits, dwGreenBits, dwBlueBits;
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/* Color masks for 8 bpp are standardized */
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if (GetDeviceCaps (pScreenPriv->hdcScreen, RASTERCAPS) & RC_PALETTE)
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{
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/*
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* RGB BPP for 8 bit palletes is always 8
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* and the color masks are always 0.
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*/
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pScreenPriv->dwBitsPerRGB = 8;
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pScreenPriv->dwRedMask = 0x0L;
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pScreenPriv->dwGreenMask = 0x0L;
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pScreenPriv->dwBlueMask = 0x0L;
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return TRUE;
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}
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/* Color masks for 24 bpp are standardized */
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if (GetDeviceCaps (pScreenPriv->hdcScreen, PLANES)
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* GetDeviceCaps (pScreenPriv->hdcScreen, BITSPIXEL) == 24)
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{
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ErrorF ("winQueryRGBBitsAndMasks - GetDeviceCaps (BITSPIXEL) "
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"returned 24 for the screen. Using default 24bpp masks.\n");
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/* 8 bits per primary color */
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pScreenPriv->dwBitsPerRGB = 8;
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/* Set screen privates masks */
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pScreenPriv->dwRedMask = WIN_24BPP_MASK_RED;
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pScreenPriv->dwGreenMask = WIN_24BPP_MASK_GREEN;
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pScreenPriv->dwBlueMask = WIN_24BPP_MASK_BLUE;
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return TRUE;
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}
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/* Allocate a bitmap header and color table */
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pbmih = (BITMAPINFOHEADER*) malloc (sizeof (BITMAPINFOHEADER)
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+ 256 * sizeof (RGBQUAD));
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if (pbmih == NULL)
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{
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ErrorF ("winQueryRGBBitsAndMasks - malloc failed\n");
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return FALSE;
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}
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/* Get screen description */
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if (winQueryScreenDIBFormat (pScreen, pbmih))
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{
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/* Get a pointer to bitfields */
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pdw = (DWORD*) ((CARD8*)pbmih + sizeof (BITMAPINFOHEADER));
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#if CYGDEBUG
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winDebug ("%s - Masks: %08x %08x %08x\n", __FUNCTION__,
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pdw[0], pdw[1], pdw[2]);
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winDebug ("%s - Bitmap: %dx%d %d bpp %d planes\n", __FUNCTION__,
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pbmih->biWidth, pbmih->biHeight, pbmih->biBitCount, pbmih->biPlanes);
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winDebug ("%s - Compression: %d %s\n", __FUNCTION__,
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pbmih->biCompression,
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(pbmih->biCompression == BI_RGB?"(BI_RGB)":
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(pbmih->biCompression == BI_RLE8?"(BI_RLE8)":
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(pbmih->biCompression == BI_RLE4?"(BI_RLE4)":
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(pbmih->biCompression == BI_BITFIELDS?"(BI_BITFIELDS)":""
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)))));
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#endif
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/* Handle BI_RGB case, which is returned by Wine */
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if (pbmih->biCompression == BI_RGB)
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{
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dwRedBits = 5;
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dwGreenBits = 5;
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dwBlueBits = 5;
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pScreenPriv->dwBitsPerRGB = 5;
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/* Set screen privates masks */
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pScreenPriv->dwRedMask = 0x7c00;
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pScreenPriv->dwGreenMask = 0x03e0;
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pScreenPriv->dwBlueMask = 0x001f;
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}
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else
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{
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/* Count the number of bits in each mask */
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dwRedBits = winCountBits (pdw[0]);
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dwGreenBits = winCountBits (pdw[1]);
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dwBlueBits = winCountBits (pdw[2]);
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/* Find maximum bits per red, green, blue */
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if (dwRedBits > dwGreenBits && dwRedBits > dwBlueBits)
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pScreenPriv->dwBitsPerRGB = dwRedBits;
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else if (dwGreenBits > dwRedBits && dwGreenBits > dwBlueBits)
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pScreenPriv->dwBitsPerRGB = dwGreenBits;
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else
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pScreenPriv->dwBitsPerRGB = dwBlueBits;
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/* Set screen privates masks */
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pScreenPriv->dwRedMask = pdw[0];
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pScreenPriv->dwGreenMask = pdw[1];
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pScreenPriv->dwBlueMask = pdw[2];
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}
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}
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else
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{
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ErrorF ("winQueryRGBBitsAndMasks - winQueryScreenDIBFormat failed\n");
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free (pbmih);
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fReturn = FALSE;
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}
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/* Free memory */
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free (pbmih);
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return fReturn;
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}
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#ifdef XWIN_MULTIWINDOW
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/*
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* Redraw all ---?
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*/
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static wBOOL CALLBACK
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winRedrawAllProcShadowGDI (HWND hwnd, LPARAM lParam)
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{
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if (hwnd == (HWND)lParam)
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return TRUE;
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InvalidateRect (hwnd, NULL, FALSE);
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UpdateWindow (hwnd);
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return TRUE;
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}
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static wBOOL CALLBACK
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winRedrawDamagedWindowShadowGDI (HWND hwnd, LPARAM lParam)
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{
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BoxPtr pDamage = (BoxPtr)lParam;
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RECT rcClient, rcDamage, rcRedraw;
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POINT topLeft, bottomRight;
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if (IsIconic (hwnd))
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return TRUE; /* Don't care minimized windows */
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/* Convert the damaged area from Screen coords to Client coords */
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topLeft.x = pDamage->x1; topLeft.y = pDamage->y1;
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bottomRight.x = pDamage->x2; bottomRight.y = pDamage->y2;
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topLeft.x += GetSystemMetrics (SM_XVIRTUALSCREEN);
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bottomRight.x += GetSystemMetrics (SM_XVIRTUALSCREEN);
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topLeft.y += GetSystemMetrics (SM_YVIRTUALSCREEN);
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bottomRight.y += GetSystemMetrics (SM_YVIRTUALSCREEN);
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ScreenToClient (hwnd, &topLeft);
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ScreenToClient (hwnd, &bottomRight);
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SetRect (&rcDamage, topLeft.x, topLeft.y, bottomRight.x, bottomRight.y);
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GetClientRect (hwnd, &rcClient);
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if (IntersectRect (&rcRedraw, &rcClient, &rcDamage))
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{
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InvalidateRect (hwnd, &rcRedraw, FALSE);
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UpdateWindow (hwnd);
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}
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return TRUE;
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}
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#endif
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/*
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* Allocate a DIB for the shadow framebuffer GDI server
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*/
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static Bool
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winAllocateFBShadowGDI (ScreenPtr pScreen)
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{
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winScreenPriv(pScreen);
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winScreenInfo *pScreenInfo = pScreenPriv->pScreenInfo;
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BITMAPINFOHEADER *pbmih = NULL;
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DIBSECTION dibsection;
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Bool fReturn = TRUE;
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/* Get device contexts for the screen and shadow bitmap */
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pScreenPriv->hdcScreen = GetDC (pScreenPriv->hwndScreen);
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pScreenPriv->hdcShadow = CreateCompatibleDC (pScreenPriv->hdcScreen);
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/* Allocate bitmap info header */
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pbmih = (BITMAPINFOHEADER*) malloc (sizeof (BITMAPINFOHEADER)
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+ 256 * sizeof (RGBQUAD));
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if (pbmih == NULL)
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{
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ErrorF ("winAllocateFBShadowGDI - malloc () failed\n");
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return FALSE;
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}
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/* Query the screen format */
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fReturn = winQueryScreenDIBFormat (pScreen, pbmih);
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/* Describe shadow bitmap to be created */
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pbmih->biWidth = pScreenInfo->dwWidth;
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pbmih->biHeight = -pScreenInfo->dwHeight;
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ErrorF ("winAllocateFBShadowGDI - Creating DIB with width: %d height: %d "
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"depth: %d\n",
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(int) pbmih->biWidth, (int) -pbmih->biHeight, pbmih->biBitCount);
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/* Create a DI shadow bitmap with a bit pointer */
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pScreenPriv->hbmpShadow = CreateDIBSection (pScreenPriv->hdcScreen,
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(BITMAPINFO *) pbmih,
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DIB_RGB_COLORS,
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(VOID**) &pScreenInfo->pfb,
|
|
|
|
NULL,
|
|
|
|
0);
|
|
|
|
if (pScreenPriv->hbmpShadow == NULL || pScreenInfo->pfb == NULL)
|
|
|
|
{
|
|
|
|
winW32Error (2, "winAllocateFBShadowGDI - CreateDIBSection failed:");
|
|
|
|
return FALSE;
|
|
|
|
}
|
|
|
|
else
|
|
|
|
{
|
|
|
|
#if CYGDEBUG
|
|
|
|
winDebug ("winAllocateFBShadowGDI - Shadow buffer allocated\n");
|
|
|
|
#endif
|
|
|
|
}
|
|
|
|
|
|
|
|
/* Get information about the bitmap that was allocated */
|
|
|
|
GetObject (pScreenPriv->hbmpShadow,
|
|
|
|
sizeof (dibsection),
|
|
|
|
&dibsection);
|
|
|
|
|
|
|
|
#if CYGDEBUG || YES
|
|
|
|
/* Print information about bitmap allocated */
|
|
|
|
winDebug ("winAllocateFBShadowGDI - Dibsection width: %d height: %d "
|
|
|
|
"depth: %d size image: %d\n",
|
|
|
|
(int) dibsection.dsBmih.biWidth, (int) dibsection.dsBmih.biHeight,
|
|
|
|
dibsection.dsBmih.biBitCount,
|
|
|
|
(int) dibsection.dsBmih.biSizeImage);
|
|
|
|
#endif
|
|
|
|
|
|
|
|
/* Select the shadow bitmap into the shadow DC */
|
|
|
|
SelectObject (pScreenPriv->hdcShadow,
|
|
|
|
pScreenPriv->hbmpShadow);
|
|
|
|
|
|
|
|
#if CYGDEBUG
|
|
|
|
winDebug ("winAllocateFBShadowGDI - Attempting a shadow blit\n");
|
|
|
|
#endif
|
|
|
|
|
|
|
|
/* Do a test blit from the shadow to the screen, I think */
|
|
|
|
fReturn = BitBlt (pScreenPriv->hdcScreen,
|
|
|
|
0, 0,
|
|
|
|
pScreenInfo->dwWidth, pScreenInfo->dwHeight,
|
|
|
|
pScreenPriv->hdcShadow,
|
|
|
|
0, 0,
|
|
|
|
SRCCOPY);
|
|
|
|
if (fReturn)
|
|
|
|
{
|
|
|
|
#if CYGDEBUG
|
|
|
|
winDebug ("winAllocateFBShadowGDI - Shadow blit success\n");
|
|
|
|
#endif
|
|
|
|
}
|
|
|
|
else
|
|
|
|
{
|
|
|
|
winW32Error (2, "winAllocateFBShadowGDI - Shadow blit failure\n");
|
|
|
|
#if 0
|
|
|
|
return FALSE;
|
|
|
|
#else
|
|
|
|
/* ago: ignore this error. The blit fails with wine, but does not
|
|
|
|
* cause any problems later. */
|
|
|
|
|
|
|
|
fReturn = TRUE;
|
|
|
|
#endif
|
|
|
|
}
|
|
|
|
|
|
|
|
/* Look for height weirdness */
|
|
|
|
if (dibsection.dsBmih.biHeight < 0)
|
|
|
|
{
|
|
|
|
dibsection.dsBmih.biHeight = -dibsection.dsBmih.biHeight;
|
|
|
|
}
|
|
|
|
|
|
|
|
/* Set screeninfo stride */
|
|
|
|
pScreenInfo->dwStride = ((dibsection.dsBmih.biSizeImage
|
|
|
|
/ dibsection.dsBmih.biHeight)
|
|
|
|
* 8) / pScreenInfo->dwBPP;
|
|
|
|
|
|
|
|
#if CYGDEBUG || YES
|
|
|
|
winDebug ("winAllocateFBShadowGDI - Created shadow stride: %d\n",
|
|
|
|
(int) pScreenInfo->dwStride);
|
|
|
|
#endif
|
|
|
|
|
|
|
|
/* See if the shadow bitmap will be larger than the DIB size limit */
|
|
|
|
if (pScreenInfo->dwWidth * pScreenInfo->dwHeight * pScreenInfo->dwBPP
|
|
|
|
>= WIN_DIB_MAXIMUM_SIZE)
|
|
|
|
{
|
|
|
|
ErrorF ("winAllocateFBShadowGDI - Requested DIB (bitmap) "
|
|
|
|
"will be larger than %d MB. The surface may fail to be "
|
|
|
|
"allocated on Windows 95, 98, or Me, due to a %d MB limit in "
|
|
|
|
"DIB size. This limit does not apply to Windows NT/2000, and "
|
|
|
|
"this message may be ignored on those platforms.\n",
|
|
|
|
WIN_DIB_MAXIMUM_SIZE_MB, WIN_DIB_MAXIMUM_SIZE_MB);
|
|
|
|
}
|
|
|
|
|
|
|
|
/* Determine our color masks */
|
|
|
|
if (!winQueryRGBBitsAndMasks (pScreen))
|
|
|
|
{
|
|
|
|
ErrorF ("winAllocateFBShadowGDI - winQueryRGBBitsAndMasks failed\n");
|
|
|
|
return FALSE;
|
|
|
|
}
|
|
|
|
|
|
|
|
#ifdef XWIN_MULTIWINDOW
|
|
|
|
/* Redraw all windows */
|
|
|
|
if (pScreenInfo->fMultiWindow)
|
|
|
|
EnumThreadWindows (g_dwCurrentThreadID, winRedrawAllProcShadowGDI, 0);
|
|
|
|
#endif
|
|
|
|
|
|
|
|
return fReturn;
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
/*
|
|
|
|
* Blit the damaged regions of the shadow fb to the screen
|
|
|
|
*/
|
|
|
|
|
|
|
|
static void
|
|
|
|
winShadowUpdateGDI (ScreenPtr pScreen,
|
|
|
|
shadowBufPtr pBuf)
|
|
|
|
{
|
|
|
|
winScreenPriv(pScreen);
|
|
|
|
winScreenInfo *pScreenInfo = pScreenPriv->pScreenInfo;
|
2010-07-27 13:02:24 -06:00
|
|
|
RegionPtr damage = shadowDamage(pBuf);
|
2010-12-05 08:36:02 -07:00
|
|
|
DWORD dwBox = RegionNumRects (damage);
|
|
|
|
BoxPtr pBox = RegionRects (damage);
|
2006-11-26 11:13:41 -07:00
|
|
|
int x, y, w, h;
|
|
|
|
HRGN hrgnTemp = NULL, hrgnCombined = NULL;
|
|
|
|
#ifdef XWIN_UPDATESTATS
|
|
|
|
static DWORD s_dwNonUnitRegions = 0;
|
|
|
|
static DWORD s_dwTotalUpdates = 0;
|
|
|
|
static DWORD s_dwTotalBoxes = 0;
|
|
|
|
#endif
|
2010-12-05 08:36:02 -07:00
|
|
|
BoxPtr pBoxExtents = RegionExtents(damage);
|
2006-11-26 11:13:41 -07:00
|
|
|
|
|
|
|
/*
|
|
|
|
* Return immediately if the app is not active
|
|
|
|
* and we are fullscreen, or if we have a bad display depth
|
|
|
|
*/
|
|
|
|
if ((!pScreenPriv->fActive && pScreenInfo->fFullScreen)
|
|
|
|
|| pScreenPriv->fBadDepth) return;
|
|
|
|
|
|
|
|
#ifdef XWIN_UPDATESTATS
|
|
|
|
++s_dwTotalUpdates;
|
|
|
|
s_dwTotalBoxes += dwBox;
|
|
|
|
|
|
|
|
if (dwBox != 1)
|
|
|
|
{
|
|
|
|
++s_dwNonUnitRegions;
|
|
|
|
ErrorF ("winShadowUpdatGDI - dwBox: %d\n", dwBox);
|
|
|
|
}
|
|
|
|
|
|
|
|
if ((s_dwTotalUpdates % 100) == 0)
|
|
|
|
ErrorF ("winShadowUpdateGDI - %d%% non-unity regions, avg boxes: %d "
|
|
|
|
"nu: %d tu: %d\n",
|
|
|
|
(s_dwNonUnitRegions * 100) / s_dwTotalUpdates,
|
|
|
|
s_dwTotalBoxes / s_dwTotalUpdates,
|
|
|
|
s_dwNonUnitRegions, s_dwTotalUpdates);
|
|
|
|
#endif /* XWIN_UPDATESTATS */
|
|
|
|
|
|
|
|
/*
|
|
|
|
* Handle small regions with multiple blits,
|
|
|
|
* handle large regions by creating a clipping region and
|
|
|
|
* doing a single blit constrained to that clipping region.
|
|
|
|
*/
|
|
|
|
if (!pScreenInfo->fMultiWindow &&
|
|
|
|
(pScreenInfo->dwClipUpdatesNBoxes == 0 ||
|
|
|
|
dwBox < pScreenInfo->dwClipUpdatesNBoxes))
|
|
|
|
{
|
|
|
|
/* Loop through all boxes in the damaged region */
|
|
|
|
while (dwBox--)
|
|
|
|
{
|
|
|
|
/*
|
|
|
|
* Calculate x offset, y offset, width, and height for
|
|
|
|
* current damage box
|
|
|
|
*/
|
|
|
|
x = pBox->x1;
|
|
|
|
y = pBox->y1;
|
|
|
|
w = pBox->x2 - pBox->x1;
|
|
|
|
h = pBox->y2 - pBox->y1;
|
|
|
|
|
|
|
|
BitBlt (pScreenPriv->hdcScreen,
|
|
|
|
x, y,
|
|
|
|
w, h,
|
|
|
|
pScreenPriv->hdcShadow,
|
|
|
|
x, y,
|
|
|
|
SRCCOPY);
|
|
|
|
|
|
|
|
/* Get a pointer to the next box */
|
|
|
|
++pBox;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
else if (!pScreenInfo->fMultiWindow)
|
|
|
|
{
|
|
|
|
/* Compute a GDI region from the damaged region */
|
|
|
|
hrgnCombined = CreateRectRgn (pBox->x1, pBox->y1, pBox->x2, pBox->y2);
|
|
|
|
dwBox--;
|
|
|
|
pBox++;
|
|
|
|
while (dwBox--)
|
|
|
|
{
|
|
|
|
hrgnTemp = CreateRectRgn (pBox->x1, pBox->y1, pBox->x2, pBox->y2);
|
|
|
|
CombineRgn (hrgnCombined, hrgnCombined, hrgnTemp, RGN_OR);
|
|
|
|
DeleteObject (hrgnTemp);
|
|
|
|
pBox++;
|
|
|
|
}
|
|
|
|
|
|
|
|
/* Install the GDI region as a clipping region */
|
|
|
|
SelectClipRgn (pScreenPriv->hdcScreen, hrgnCombined);
|
|
|
|
DeleteObject (hrgnCombined);
|
|
|
|
hrgnCombined = NULL;
|
|
|
|
|
|
|
|
/*
|
|
|
|
* Blit the shadow buffer to the screen,
|
|
|
|
* constrained to the clipping region.
|
|
|
|
*/
|
|
|
|
BitBlt (pScreenPriv->hdcScreen,
|
|
|
|
pBoxExtents->x1, pBoxExtents->y1,
|
|
|
|
pBoxExtents->x2 - pBoxExtents->x1,
|
|
|
|
pBoxExtents->y2 - pBoxExtents->y1,
|
|
|
|
pScreenPriv->hdcShadow,
|
|
|
|
pBoxExtents->x1, pBoxExtents->y1,
|
|
|
|
SRCCOPY);
|
|
|
|
|
|
|
|
/* Reset the clip region */
|
|
|
|
SelectClipRgn (pScreenPriv->hdcScreen, NULL);
|
|
|
|
}
|
|
|
|
|
|
|
|
#ifdef XWIN_MULTIWINDOW
|
|
|
|
/* Redraw all multiwindow windows */
|
|
|
|
if (pScreenInfo->fMultiWindow)
|
|
|
|
EnumThreadWindows (g_dwCurrentThreadID,
|
|
|
|
winRedrawDamagedWindowShadowGDI,
|
|
|
|
(LPARAM)pBoxExtents);
|
|
|
|
#endif
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
/* See Porting Layer Definition - p. 33 */
|
|
|
|
/*
|
|
|
|
* We wrap whatever CloseScreen procedure was specified by fb;
|
|
|
|
* a pointer to said procedure is stored in our privates.
|
|
|
|
*/
|
|
|
|
|
|
|
|
static Bool
|
|
|
|
winCloseScreenShadowGDI (int nIndex, ScreenPtr pScreen)
|
|
|
|
{
|
|
|
|
winScreenPriv(pScreen);
|
|
|
|
winScreenInfo *pScreenInfo = pScreenPriv->pScreenInfo;
|
|
|
|
Bool fReturn;
|
|
|
|
|
|
|
|
#if CYGDEBUG
|
|
|
|
winDebug ("winCloseScreenShadowGDI - Freeing screen resources\n");
|
|
|
|
#endif
|
|
|
|
|
|
|
|
/* Flag that the screen is closed */
|
|
|
|
pScreenPriv->fClosed = TRUE;
|
|
|
|
pScreenPriv->fActive = FALSE;
|
|
|
|
|
|
|
|
/* Call the wrapped CloseScreen procedure */
|
|
|
|
WIN_UNWRAP(CloseScreen);
|
|
|
|
fReturn = (*pScreen->CloseScreen) (nIndex, pScreen);
|
|
|
|
|
|
|
|
/* Delete the window property */
|
|
|
|
RemoveProp (pScreenPriv->hwndScreen, WIN_SCR_PROP);
|
|
|
|
|
|
|
|
/* Free the shadow DC; which allows the bitmap to be freed */
|
|
|
|
DeleteDC (pScreenPriv->hdcShadow);
|
|
|
|
|
|
|
|
/* Free the shadow bitmap */
|
|
|
|
DeleteObject (pScreenPriv->hbmpShadow);
|
|
|
|
|
|
|
|
/* Free the screen DC */
|
|
|
|
ReleaseDC (pScreenPriv->hwndScreen, pScreenPriv->hdcScreen);
|
|
|
|
|
|
|
|
/* Delete tray icon, if we have one */
|
|
|
|
if (!pScreenInfo->fNoTrayIcon)
|
|
|
|
winDeleteNotifyIcon (pScreenPriv);
|
|
|
|
|
|
|
|
/* Free the exit confirmation dialog box, if it exists */
|
|
|
|
if (g_hDlgExit != NULL)
|
|
|
|
{
|
|
|
|
DestroyWindow (g_hDlgExit);
|
|
|
|
g_hDlgExit = NULL;
|
|
|
|
}
|
|
|
|
|
|
|
|
/* Kill our window */
|
|
|
|
if (pScreenPriv->hwndScreen)
|
|
|
|
{
|
|
|
|
DestroyWindow (pScreenPriv->hwndScreen);
|
|
|
|
pScreenPriv->hwndScreen = NULL;
|
|
|
|
}
|
|
|
|
|
|
|
|
#if defined(XWIN_CLIPBOARD) || defined(XWIN_MULTIWINDOW)
|
|
|
|
/* Destroy the thread startup mutex */
|
|
|
|
pthread_mutex_destroy (&pScreenPriv->pmServerStarted);
|
|
|
|
#endif
|
|
|
|
|
|
|
|
/* Invalidate our screeninfo's pointer to the screen */
|
|
|
|
pScreenInfo->pScreen = NULL;
|
|
|
|
|
|
|
|
/* Invalidate the ScreenInfo's fb pointer */
|
|
|
|
pScreenInfo->pfb = NULL;
|
|
|
|
|
|
|
|
/* Free the screen privates for this screen */
|
|
|
|
free ((pointer) pScreenPriv);
|
|
|
|
|
|
|
|
return fReturn;
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
/*
|
|
|
|
* Tell mi what sort of visuals we need.
|
|
|
|
*
|
|
|
|
* Generally we only need one visual, as our screen can only
|
|
|
|
* handle one format at a time, I believe. You may want
|
|
|
|
* to verify that last sentence.
|
|
|
|
*/
|
|
|
|
|
|
|
|
static Bool
|
|
|
|
winInitVisualsShadowGDI (ScreenPtr pScreen)
|
|
|
|
{
|
|
|
|
winScreenPriv(pScreen);
|
|
|
|
winScreenInfo *pScreenInfo = pScreenPriv->pScreenInfo;
|
|
|
|
|
|
|
|
/* Display debugging information */
|
|
|
|
ErrorF ("winInitVisualsShadowGDI - Masks %08x %08x %08x BPRGB %d d %d "
|
|
|
|
"bpp %d\n",
|
|
|
|
(unsigned int) pScreenPriv->dwRedMask,
|
|
|
|
(unsigned int) pScreenPriv->dwGreenMask,
|
|
|
|
(unsigned int) pScreenPriv->dwBlueMask,
|
|
|
|
(int) pScreenPriv->dwBitsPerRGB,
|
|
|
|
(int) pScreenInfo->dwDepth,
|
|
|
|
(int) pScreenInfo->dwBPP);
|
|
|
|
|
|
|
|
/* Create a single visual according to the Windows screen depth */
|
|
|
|
switch (pScreenInfo->dwDepth)
|
|
|
|
{
|
|
|
|
case 24:
|
|
|
|
case 16:
|
|
|
|
case 15:
|
|
|
|
#if defined(XFree86Server)
|
|
|
|
/* Setup the real visual */
|
|
|
|
if (!miSetVisualTypesAndMasks (pScreenInfo->dwDepth,
|
|
|
|
TrueColorMask,
|
|
|
|
pScreenPriv->dwBitsPerRGB,
|
|
|
|
-1,
|
|
|
|
pScreenPriv->dwRedMask,
|
|
|
|
pScreenPriv->dwGreenMask,
|
|
|
|
pScreenPriv->dwBlueMask))
|
|
|
|
{
|
|
|
|
ErrorF ("winInitVisualsShadowGDI - miSetVisualTypesAndMasks "
|
|
|
|
"failed\n");
|
|
|
|
return FALSE;
|
|
|
|
}
|
|
|
|
|
|
|
|
#ifdef XWIN_EMULATEPSEUDO
|
|
|
|
if (!pScreenInfo->fEmulatePseudo)
|
|
|
|
break;
|
|
|
|
|
|
|
|
/* Setup a pseudocolor visual */
|
|
|
|
if (!miSetVisualTypesAndMasks (8,
|
|
|
|
PseudoColorMask,
|
|
|
|
8,
|
|
|
|
-1,
|
|
|
|
0,
|
|
|
|
0,
|
|
|
|
0))
|
|
|
|
{
|
|
|
|
ErrorF ("winInitVisualsShadowGDI - miSetVisualTypesAndMasks "
|
|
|
|
"failed for PseudoColor\n");
|
|
|
|
return FALSE;
|
|
|
|
}
|
|
|
|
#endif
|
|
|
|
#else /* XFree86Server */
|
|
|
|
/* Setup the real visual */
|
|
|
|
if (!fbSetVisualTypesAndMasks (pScreenInfo->dwDepth,
|
|
|
|
TrueColorMask,
|
|
|
|
pScreenPriv->dwBitsPerRGB,
|
|
|
|
pScreenPriv->dwRedMask,
|
|
|
|
pScreenPriv->dwGreenMask,
|
|
|
|
pScreenPriv->dwBlueMask))
|
|
|
|
{
|
|
|
|
ErrorF ("winInitVisualsShadowGDI - fbSetVisualTypesAndMasks "
|
|
|
|
"failed for TrueColor\n");
|
|
|
|
return FALSE;
|
|
|
|
}
|
|
|
|
|
|
|
|
#ifdef XWIN_EMULATEPSEUDO
|
|
|
|
if (!pScreenInfo->fEmulatePseudo)
|
|
|
|
break;
|
|
|
|
|
|
|
|
/* Setup a pseudocolor visual */
|
|
|
|
if (!fbSetVisualTypesAndMasks (8,
|
|
|
|
PseudoColorMask,
|
|
|
|
8,
|
|
|
|
0,
|
|
|
|
0,
|
|
|
|
0))
|
|
|
|
{
|
|
|
|
ErrorF ("winInitVisualsShadowGDI - fbSetVisualTypesAndMasks "
|
|
|
|
"failed for PseudoColor\n");
|
|
|
|
return FALSE;
|
|
|
|
}
|
|
|
|
#endif
|
|
|
|
#endif /* XFree86Server */
|
|
|
|
break;
|
|
|
|
|
|
|
|
case 8:
|
|
|
|
#if defined(XFree86Server)
|
|
|
|
if (!miSetVisualTypesAndMasks (pScreenInfo->dwDepth,
|
|
|
|
PseudoColorMask,
|
|
|
|
pScreenPriv->dwBitsPerRGB,
|
|
|
|
PseudoColor,
|
|
|
|
pScreenPriv->dwRedMask,
|
|
|
|
pScreenPriv->dwGreenMask,
|
|
|
|
pScreenPriv->dwBlueMask))
|
|
|
|
{
|
|
|
|
ErrorF ("winInitVisualsShadowGDI - miSetVisualTypesAndMasks "
|
|
|
|
"failed\n");
|
|
|
|
return FALSE;
|
|
|
|
}
|
|
|
|
#else /* XFree86Server */
|
|
|
|
if (!fbSetVisualTypesAndMasks (pScreenInfo->dwDepth,
|
|
|
|
PseudoColorMask,
|
|
|
|
pScreenPriv->dwBitsPerRGB,
|
|
|
|
pScreenPriv->dwRedMask,
|
|
|
|
pScreenPriv->dwGreenMask,
|
|
|
|
pScreenPriv->dwBlueMask))
|
|
|
|
{
|
|
|
|
ErrorF ("winInitVisualsShadowGDI - fbSetVisualTypesAndMasks "
|
|
|
|
"failed\n");
|
|
|
|
return FALSE;
|
|
|
|
}
|
|
|
|
#endif
|
|
|
|
break;
|
|
|
|
|
|
|
|
default:
|
|
|
|
ErrorF ("winInitVisualsShadowGDI - Unknown screen depth\n");
|
|
|
|
return FALSE;
|
|
|
|
}
|
|
|
|
|
|
|
|
#if CYGDEBUG
|
|
|
|
winDebug ("winInitVisualsShadowGDI - Returning\n");
|
|
|
|
#endif
|
|
|
|
|
|
|
|
return TRUE;
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
/*
|
|
|
|
* Adjust the proposed video mode
|
|
|
|
*/
|
|
|
|
|
|
|
|
static Bool
|
|
|
|
winAdjustVideoModeShadowGDI (ScreenPtr pScreen)
|
|
|
|
{
|
|
|
|
winScreenPriv(pScreen);
|
|
|
|
winScreenInfo *pScreenInfo = pScreenPriv->pScreenInfo;
|
|
|
|
HDC hdc;
|
|
|
|
DWORD dwBPP;
|
|
|
|
|
|
|
|
hdc = GetDC (NULL);
|
|
|
|
|
|
|
|
/* We're in serious trouble if we can't get a DC */
|
|
|
|
if (hdc == NULL)
|
|
|
|
{
|
|
|
|
ErrorF ("winAdjustVideoModeShadowGDI - GetDC () failed\n");
|
|
|
|
return FALSE;
|
|
|
|
}
|
|
|
|
|
|
|
|
/* Query GDI for current display depth */
|
|
|
|
dwBPP = GetDeviceCaps (hdc, BITSPIXEL);
|
|
|
|
|
|
|
|
/* GDI cannot change the screen depth */
|
|
|
|
if (pScreenInfo->dwBPP == WIN_DEFAULT_BPP)
|
|
|
|
{
|
|
|
|
/* No -depth parameter passed, let the user know the depth being used */
|
|
|
|
ErrorF ("winAdjustVideoModeShadowGDI - Using Windows display "
|
|
|
|
"depth of %d bits per pixel\n", (int) dwBPP);
|
|
|
|
|
|
|
|
/* Use GDI's depth */
|
|
|
|
pScreenInfo->dwBPP = dwBPP;
|
|
|
|
}
|
|
|
|
else if (dwBPP != pScreenInfo->dwBPP)
|
|
|
|
{
|
|
|
|
/* Warn user if GDI depth is different than -depth parameter */
|
|
|
|
ErrorF ("winAdjustVideoModeShadowGDI - Command line bpp: %d, "\
|
|
|
|
"using bpp: %d\n", (int) pScreenInfo->dwBPP, (int) dwBPP);
|
|
|
|
|
|
|
|
/* We'll use GDI's depth */
|
|
|
|
pScreenInfo->dwBPP = dwBPP;
|
|
|
|
}
|
|
|
|
|
|
|
|
/* Release our DC */
|
|
|
|
ReleaseDC (NULL, hdc);
|
|
|
|
hdc = NULL;
|
|
|
|
|
|
|
|
return TRUE;
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
/*
|
|
|
|
* Blt exposed regions to the screen
|
|
|
|
*/
|
|
|
|
|
|
|
|
static Bool
|
|
|
|
winBltExposedRegionsShadowGDI (ScreenPtr pScreen)
|
|
|
|
{
|
|
|
|
winScreenPriv(pScreen);
|
|
|
|
winScreenInfo *pScreenInfo = pScreenPriv->pScreenInfo;
|
|
|
|
winPrivCmapPtr pCmapPriv = NULL;
|
|
|
|
HDC hdcUpdate;
|
|
|
|
PAINTSTRUCT ps;
|
|
|
|
|
|
|
|
/* BeginPaint gives us an hdc that clips to the invalidated region */
|
|
|
|
hdcUpdate = BeginPaint (pScreenPriv->hwndScreen, &ps);
|
|
|
|
|
|
|
|
/* Realize the palette, if we have one */
|
|
|
|
if (pScreenPriv->pcmapInstalled != NULL)
|
|
|
|
{
|
|
|
|
pCmapPriv = winGetCmapPriv (pScreenPriv->pcmapInstalled);
|
|
|
|
|
|
|
|
SelectPalette (hdcUpdate, pCmapPriv->hPalette, FALSE);
|
|
|
|
RealizePalette (hdcUpdate);
|
|
|
|
}
|
|
|
|
|
|
|
|
/* Our BitBlt will be clipped to the invalidated region */
|
|
|
|
BitBlt (hdcUpdate,
|
|
|
|
0, 0,
|
|
|
|
pScreenInfo->dwWidth, pScreenInfo->dwHeight,
|
|
|
|
pScreenPriv->hdcShadow,
|
|
|
|
0, 0,
|
|
|
|
SRCCOPY);
|
|
|
|
|
|
|
|
/* EndPaint frees the DC */
|
|
|
|
EndPaint (pScreenPriv->hwndScreen, &ps);
|
|
|
|
|
|
|
|
#ifdef XWIN_MULTIWINDOW
|
|
|
|
/* Redraw all windows */
|
|
|
|
if (pScreenInfo->fMultiWindow)
|
|
|
|
EnumThreadWindows(g_dwCurrentThreadID, winRedrawAllProcShadowGDI,
|
|
|
|
(LPARAM)pScreenPriv->hwndScreen);
|
|
|
|
#endif
|
|
|
|
|
|
|
|
return TRUE;
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
/*
|
|
|
|
* Do any engine-specific appliation-activation processing
|
|
|
|
*/
|
|
|
|
|
|
|
|
static Bool
|
|
|
|
winActivateAppShadowGDI (ScreenPtr pScreen)
|
|
|
|
{
|
|
|
|
winScreenPriv(pScreen);
|
|
|
|
winScreenInfo *pScreenInfo = pScreenPriv->pScreenInfo;
|
|
|
|
|
|
|
|
/*
|
|
|
|
* 2004/04/12 - Harold - We perform the restoring or minimizing
|
|
|
|
* manually for ShadowGDI in fullscreen modes so that this engine
|
|
|
|
* will perform just like ShadowDD and ShadowDDNL in fullscreen mode;
|
|
|
|
* if we do not do this then our fullscreen window will appear in the
|
|
|
|
* z-order when it is deactivated and it can be uncovered by resizing
|
|
|
|
* or minimizing another window that is on top of it, which is not how
|
|
|
|
* the DirectDraw engines work. Therefore we keep this code here to
|
|
|
|
* make sure that all engines work the same in fullscreen mode.
|
|
|
|
*/
|
|
|
|
|
|
|
|
/*
|
|
|
|
* Are we active?
|
|
|
|
* Are we fullscreen?
|
|
|
|
*/
|
|
|
|
if (pScreenPriv->fActive
|
|
|
|
&& pScreenInfo->fFullScreen)
|
|
|
|
{
|
|
|
|
/*
|
|
|
|
* Activating, attempt to bring our window
|
|
|
|
* to the top of the display
|
|
|
|
*/
|
|
|
|
ShowWindow (pScreenPriv->hwndScreen, SW_RESTORE);
|
|
|
|
}
|
|
|
|
else if (!pScreenPriv->fActive
|
|
|
|
&& pScreenInfo->fFullScreen)
|
|
|
|
{
|
|
|
|
/*
|
|
|
|
* Deactivating, stuff our window onto the
|
|
|
|
* task bar.
|
|
|
|
*/
|
|
|
|
ShowWindow (pScreenPriv->hwndScreen, SW_MINIMIZE);
|
|
|
|
}
|
|
|
|
|
|
|
|
return TRUE;
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
/*
|
|
|
|
* Reblit the shadow framebuffer to the screen.
|
|
|
|
*/
|
|
|
|
|
|
|
|
static Bool
|
|
|
|
winRedrawScreenShadowGDI (ScreenPtr pScreen)
|
|
|
|
{
|
|
|
|
winScreenPriv(pScreen);
|
|
|
|
winScreenInfo *pScreenInfo = pScreenPriv->pScreenInfo;
|
|
|
|
|
|
|
|
/* Redraw the whole window, to take account for the new colors */
|
|
|
|
BitBlt (pScreenPriv->hdcScreen,
|
|
|
|
0, 0,
|
|
|
|
pScreenInfo->dwWidth, pScreenInfo->dwHeight,
|
|
|
|
pScreenPriv->hdcShadow,
|
|
|
|
0, 0,
|
|
|
|
SRCCOPY);
|
|
|
|
|
|
|
|
#ifdef XWIN_MULTIWINDOW
|
|
|
|
/* Redraw all windows */
|
|
|
|
if (pScreenInfo->fMultiWindow)
|
|
|
|
EnumThreadWindows(g_dwCurrentThreadID, winRedrawAllProcShadowGDI, 0);
|
|
|
|
#endif
|
|
|
|
|
|
|
|
return TRUE;
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
/*
|
|
|
|
* Realize the currently installed colormap
|
|
|
|
*/
|
|
|
|
|
|
|
|
static Bool
|
|
|
|
winRealizeInstalledPaletteShadowGDI (ScreenPtr pScreen)
|
|
|
|
{
|
|
|
|
winScreenPriv(pScreen);
|
|
|
|
winPrivCmapPtr pCmapPriv = NULL;
|
|
|
|
|
|
|
|
#if CYGDEBUG
|
|
|
|
winDebug ("winRealizeInstalledPaletteShadowGDI\n");
|
|
|
|
#endif
|
|
|
|
|
|
|
|
/* Don't do anything if there is not a colormap */
|
|
|
|
if (pScreenPriv->pcmapInstalled == NULL)
|
|
|
|
{
|
|
|
|
#if CYGDEBUG
|
|
|
|
winDebug ("winRealizeInstalledPaletteShadowGDI - No colormap "
|
|
|
|
"installed\n");
|
|
|
|
#endif
|
|
|
|
return TRUE;
|
|
|
|
}
|
|
|
|
|
|
|
|
pCmapPriv = winGetCmapPriv (pScreenPriv->pcmapInstalled);
|
|
|
|
|
|
|
|
/* Realize our palette for the screen */
|
|
|
|
if (RealizePalette (pScreenPriv->hdcScreen) == GDI_ERROR)
|
|
|
|
{
|
|
|
|
ErrorF ("winRealizeInstalledPaletteShadowGDI - RealizePalette () "
|
|
|
|
"failed\n");
|
|
|
|
return FALSE;
|
|
|
|
}
|
|
|
|
|
|
|
|
/* Set the DIB color table */
|
|
|
|
if (SetDIBColorTable (pScreenPriv->hdcShadow,
|
|
|
|
0,
|
|
|
|
WIN_NUM_PALETTE_ENTRIES,
|
|
|
|
pCmapPriv->rgbColors) == 0)
|
|
|
|
{
|
|
|
|
ErrorF ("winRealizeInstalledPaletteShadowGDI - SetDIBColorTable () "
|
|
|
|
"failed\n");
|
|
|
|
return FALSE;
|
|
|
|
}
|
|
|
|
|
|
|
|
return TRUE;
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
/*
|
|
|
|
* Install the specified colormap
|
|
|
|
*/
|
|
|
|
|
|
|
|
static Bool
|
|
|
|
winInstallColormapShadowGDI (ColormapPtr pColormap)
|
|
|
|
{
|
|
|
|
ScreenPtr pScreen = pColormap->pScreen;
|
|
|
|
winScreenPriv(pScreen);
|
|
|
|
winScreenInfo *pScreenInfo = pScreenPriv->pScreenInfo;
|
|
|
|
winCmapPriv(pColormap);
|
|
|
|
|
|
|
|
/*
|
|
|
|
* Tell Windows to install the new colormap
|
|
|
|
*/
|
|
|
|
if (SelectPalette (pScreenPriv->hdcScreen,
|
|
|
|
pCmapPriv->hPalette,
|
|
|
|
FALSE) == NULL)
|
|
|
|
{
|
|
|
|
ErrorF ("winInstallColormapShadowGDI - SelectPalette () failed\n");
|
|
|
|
return FALSE;
|
|
|
|
}
|
|
|
|
|
|
|
|
/* Realize the palette */
|
|
|
|
if (GDI_ERROR == RealizePalette (pScreenPriv->hdcScreen))
|
|
|
|
{
|
|
|
|
ErrorF ("winInstallColormapShadowGDI - RealizePalette () failed\n");
|
|
|
|
return FALSE;
|
|
|
|
}
|
|
|
|
|
|
|
|
/* Set the DIB color table */
|
|
|
|
if (SetDIBColorTable (pScreenPriv->hdcShadow,
|
|
|
|
0,
|
|
|
|
WIN_NUM_PALETTE_ENTRIES,
|
|
|
|
pCmapPriv->rgbColors) == 0)
|
|
|
|
{
|
|
|
|
ErrorF ("winInstallColormapShadowGDI - SetDIBColorTable () failed\n");
|
|
|
|
return FALSE;
|
|
|
|
}
|
|
|
|
|
|
|
|
/* Redraw the whole window, to take account for the new colors */
|
|
|
|
BitBlt (pScreenPriv->hdcScreen,
|
|
|
|
0, 0,
|
|
|
|
pScreenInfo->dwWidth, pScreenInfo->dwHeight,
|
|
|
|
pScreenPriv->hdcShadow,
|
|
|
|
0, 0,
|
|
|
|
SRCCOPY);
|
|
|
|
|
|
|
|
/* Save a pointer to the newly installed colormap */
|
|
|
|
pScreenPriv->pcmapInstalled = pColormap;
|
|
|
|
|
|
|
|
#ifdef XWIN_MULTIWINDOW
|
|
|
|
/* Redraw all windows */
|
|
|
|
if (pScreenInfo->fMultiWindow)
|
|
|
|
EnumThreadWindows (g_dwCurrentThreadID, winRedrawAllProcShadowGDI, 0);
|
|
|
|
#endif
|
|
|
|
|
|
|
|
return TRUE;
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
/*
|
|
|
|
* Store the specified colors in the specified colormap
|
|
|
|
*/
|
|
|
|
|
|
|
|
static Bool
|
|
|
|
winStoreColorsShadowGDI (ColormapPtr pColormap,
|
|
|
|
int ndef,
|
|
|
|
xColorItem *pdefs)
|
|
|
|
{
|
|
|
|
ScreenPtr pScreen = pColormap->pScreen;
|
|
|
|
winScreenPriv(pScreen);
|
|
|
|
winCmapPriv(pColormap);
|
|
|
|
ColormapPtr curpmap = pScreenPriv->pcmapInstalled;
|
|
|
|
|
|
|
|
/* Put the X colormap entries into the Windows logical palette */
|
|
|
|
if (SetPaletteEntries (pCmapPriv->hPalette,
|
|
|
|
pdefs[0].pixel,
|
|
|
|
ndef,
|
|
|
|
pCmapPriv->peColors + pdefs[0].pixel) == 0)
|
|
|
|
{
|
|
|
|
ErrorF ("winStoreColorsShadowGDI - SetPaletteEntries () failed\n");
|
|
|
|
return FALSE;
|
|
|
|
}
|
|
|
|
|
|
|
|
/* Don't install the Windows palette if the colormap is not installed */
|
|
|
|
if (pColormap != curpmap)
|
|
|
|
{
|
|
|
|
return TRUE;
|
|
|
|
}
|
|
|
|
|
|
|
|
/* Try to install the newly modified colormap */
|
|
|
|
if (!winInstallColormapShadowGDI (pColormap))
|
|
|
|
{
|
|
|
|
ErrorF ("winInstallColormapShadowGDI - winInstallColormapShadowGDI "
|
|
|
|
"failed\n");
|
|
|
|
return FALSE;
|
|
|
|
}
|
|
|
|
|
|
|
|
#if 0
|
|
|
|
/* Tell Windows that the palette has changed */
|
|
|
|
RealizePalette (pScreenPriv->hdcScreen);
|
|
|
|
|
|
|
|
/* Set the DIB color table */
|
|
|
|
if (SetDIBColorTable (pScreenPriv->hdcShadow,
|
|
|
|
pdefs[0].pixel,
|
|
|
|
ndef,
|
|
|
|
pCmapPriv->rgbColors + pdefs[0].pixel) == 0)
|
|
|
|
{
|
|
|
|
ErrorF ("winInstallColormapShadowGDI - SetDIBColorTable () failed\n");
|
|
|
|
return FALSE;
|
|
|
|
}
|
|
|
|
|
|
|
|
/* Save a pointer to the newly installed colormap */
|
|
|
|
pScreenPriv->pcmapInstalled = pColormap;
|
|
|
|
#endif
|
|
|
|
|
|
|
|
return TRUE;
|
|
|
|
}
|
|
|
|
|
|
|
|
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/*
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* Colormap initialization procedure
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*/
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static Bool
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winCreateColormapShadowGDI (ColormapPtr pColormap)
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{
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LPLOGPALETTE lpPaletteNew = NULL;
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DWORD dwEntriesMax;
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VisualPtr pVisual;
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HPALETTE hpalNew = NULL;
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winCmapPriv(pColormap);
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/* Get a pointer to the visual that the colormap belongs to */
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pVisual = pColormap->pVisual;
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/* Get the maximum number of palette entries for this visual */
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dwEntriesMax = pVisual->ColormapEntries;
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/* Allocate a Windows logical color palette with max entries */
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lpPaletteNew = malloc (sizeof (LOGPALETTE)
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+ (dwEntriesMax - 1) * sizeof (PALETTEENTRY));
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if (lpPaletteNew == NULL)
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{
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ErrorF ("winCreateColormapShadowGDI - Couldn't allocate palette "
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"with %d entries\n",
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(int) dwEntriesMax);
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return FALSE;
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}
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/* Zero out the colormap */
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ZeroMemory (lpPaletteNew, sizeof (LOGPALETTE)
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+ (dwEntriesMax - 1) * sizeof (PALETTEENTRY));
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/* Set the logical palette structure */
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lpPaletteNew->palVersion = 0x0300;
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lpPaletteNew->palNumEntries = dwEntriesMax;
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/* Tell Windows to create the palette */
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hpalNew = CreatePalette (lpPaletteNew);
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if (hpalNew == NULL)
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{
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ErrorF ("winCreateColormapShadowGDI - CreatePalette () failed\n");
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free (lpPaletteNew);
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return FALSE;
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}
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/* Save the Windows logical palette handle in the X colormaps' privates */
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pCmapPriv->hPalette = hpalNew;
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/* Free the palette initialization memory */
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free (lpPaletteNew);
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return TRUE;
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}
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/*
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* Colormap destruction procedure
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*/
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static Bool
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winDestroyColormapShadowGDI (ColormapPtr pColormap)
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{
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winScreenPriv(pColormap->pScreen);
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winCmapPriv(pColormap);
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/*
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* Is colormap to be destroyed the default?
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*
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* Non-default colormaps should have had winUninstallColormap
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* called on them before we get here. The default colormap
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* will not have had winUninstallColormap called on it. Thus,
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* we need to handle the default colormap in a special way.
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*/
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if (pColormap->flags & IsDefault)
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{
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|
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#if CYGDEBUG
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winDebug ("winDestroyColormapShadowGDI - Destroying default "
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|
"colormap\n");
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#endif
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|
|
/*
|
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|
|
* FIXME: Walk the list of all screens, popping the default
|
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|
|
* palette out of each screen device context.
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|
*/
|
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|
|
/* Pop the palette out of the device context */
|
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|
|
SelectPalette (pScreenPriv->hdcScreen,
|
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|
|
GetStockObject (DEFAULT_PALETTE),
|
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|
|
FALSE);
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|
|
/* Clear our private installed colormap pointer */
|
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|
|
pScreenPriv->pcmapInstalled = NULL;
|
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|
|
}
|
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|
|
/* Try to delete the logical palette */
|
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|
|
if (DeleteObject (pCmapPriv->hPalette) == 0)
|
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|
|
{
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|
|
ErrorF ("winDestroyColormap - DeleteObject () failed\n");
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|
return FALSE;
|
|
|
|
}
|
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|
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|
|
/* Invalidate the colormap privates */
|
|
|
|
pCmapPriv->hPalette = NULL;
|
|
|
|
|
|
|
|
return TRUE;
|
|
|
|
}
|
|
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|
|
|
|
|
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|
|
/*
|
|
|
|
* Set engine specific funtions
|
|
|
|
*/
|
|
|
|
|
|
|
|
Bool
|
|
|
|
winSetEngineFunctionsShadowGDI (ScreenPtr pScreen)
|
|
|
|
{
|
|
|
|
winScreenPriv(pScreen);
|
|
|
|
winScreenInfo *pScreenInfo = pScreenPriv->pScreenInfo;
|
|
|
|
|
|
|
|
/* Set our pointers */
|
|
|
|
pScreenPriv->pwinAllocateFB = winAllocateFBShadowGDI;
|
|
|
|
pScreenPriv->pwinShadowUpdate = winShadowUpdateGDI;
|
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|
|
pScreenPriv->pwinCloseScreen = winCloseScreenShadowGDI;
|
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|
|
pScreenPriv->pwinInitVisuals = winInitVisualsShadowGDI;
|
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|
|
pScreenPriv->pwinAdjustVideoMode = winAdjustVideoModeShadowGDI;
|
|
|
|
if (pScreenInfo->fFullScreen)
|
|
|
|
pScreenPriv->pwinCreateBoundingWindow = winCreateBoundingWindowFullScreen;
|
|
|
|
else
|
|
|
|
pScreenPriv->pwinCreateBoundingWindow = winCreateBoundingWindowWindowed;
|
|
|
|
pScreenPriv->pwinFinishScreenInit = winFinishScreenInitFB;
|
|
|
|
pScreenPriv->pwinBltExposedRegions = winBltExposedRegionsShadowGDI;
|
|
|
|
pScreenPriv->pwinActivateApp = winActivateAppShadowGDI;
|
|
|
|
pScreenPriv->pwinRedrawScreen = winRedrawScreenShadowGDI;
|
|
|
|
pScreenPriv->pwinRealizeInstalledPalette =
|
|
|
|
winRealizeInstalledPaletteShadowGDI;
|
|
|
|
pScreenPriv->pwinInstallColormap = winInstallColormapShadowGDI;
|
|
|
|
pScreenPriv->pwinStoreColors = winStoreColorsShadowGDI;
|
|
|
|
pScreenPriv->pwinCreateColormap = winCreateColormapShadowGDI;
|
|
|
|
pScreenPriv->pwinDestroyColormap = winDestroyColormapShadowGDI;
|
|
|
|
pScreenPriv->pwinHotKeyAltTab = (winHotKeyAltTabProcPtr) (void (*)(void))NoopDDA;
|
|
|
|
pScreenPriv->pwinCreatePrimarySurface
|
|
|
|
= (winCreatePrimarySurfaceProcPtr) (void (*)(void))NoopDDA;
|
|
|
|
pScreenPriv->pwinReleasePrimarySurface
|
|
|
|
= (winReleasePrimarySurfaceProcPtr) (void (*)(void))NoopDDA;
|
|
|
|
#ifdef XWIN_MULTIWINDOW
|
|
|
|
pScreenPriv->pwinFinishCreateWindowsWindow =
|
|
|
|
(winFinishCreateWindowsWindowProcPtr) (void (*)(void))NoopDDA;
|
|
|
|
#endif
|
|
|
|
|
|
|
|
return TRUE;
|
|
|
|
}
|