Initial revision

1 files changed, 454 insertions, 0 deletions

diff --git a/hw/xwin/winnativegdi.c b/hw/xwin/winnativegdi.c
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+++ b/hw/xwin/winnativegdi.c
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+/*
+ *Copyright (C) 1994-2000 The XFree86 Project, Inc. All Rights Reserved.
+ *
+ *Permission is hereby granted, free of charge, to any person obtaining
+ * a copy of this software and associated documentation files (the
+ *"Software"), to deal in the Software without restriction, including
+ *without limitation the rights to use, copy, modify, merge, publish,
+ *distribute, sublicense, and/or sell copies of the Software, and to
+ *permit persons to whom the Software is furnished to do so, subject to
+ *the following conditions:
+ *
+ *The above copyright notice and this permission notice shall be
+ *included in all copies or substantial portions of the Software.
+ *
+ *THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ *EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ *MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ *NONINFRINGEMENT. IN NO EVENT SHALL THE XFREE86 PROJECT BE LIABLE FOR
+ *ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF
+ *CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+ *WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ *Except as contained in this notice, the name of the XFree86 Project
+ *shall not be used in advertising or otherwise to promote the sale, use
+ *or other dealings in this Software without prior written authorization
+ *from the XFree86 Project.
+ *
+ * Authors:	Harold L Hunt II
+ */
+/* $XFree86: xc/programs/Xserver/hw/xwin/winnativegdi.c,v 1.13 2002/10/17 08:18:22 alanh Exp $ */
+
+#include "win.h"
+
+Bool
+winAllocateFBNativeGDI (ScreenPtr pScreen)
+{
+  FatalError ("winAllocateFBNativeGDI\n");
+
+  return TRUE;
+}
+
+/*
+ * We wrap whatever CloseScreen procedure was specified by fb;
+ * a pointer to said procedure is stored in our privates.
+ */
+Bool
+winCloseScreenNativeGDI (int nIndex, ScreenPtr pScreen)
+{
+  winScreenPriv(pScreen);
+  winScreenInfo		*pScreenInfo = pScreenPriv->pScreenInfo;
+
+  ErrorF ("winCloseScreenNativeGDI - Freeing screen resources\n");
+
+  /* Flag that the screen is closed */
+  pScreenPriv->fClosed = TRUE;
+  pScreenPriv->fActive = FALSE;
+
+  /* 
+   * NOTE: mi doesn't use a CloseScreen procedure, so we do not
+   * need to call a wrapped procedure here.
+   */
+
+  /* Delete the window property */
+  RemoveProp (pScreenPriv->hwndScreen, WIN_SCR_PROP);
+  
+  ErrorF ("winCloseScreenNativeGDI - Destroying window\n");
+  
+  /* Kill our window */
+  if (pScreenPriv->hwndScreen)
+    {
+      DestroyWindow (pScreenPriv->hwndScreen);
+      pScreenPriv->hwndScreen = NULL;
+    }
+
+  /* Invalidate our screeninfo's pointer to the screen */
+  pScreenInfo->pScreen = NULL;
+
+  /* Free the screen privates for this screen */
+  free (pScreenPriv);
+
+  ErrorF ("winCloseScreenNativeGDI - Returning\n");
+
+  return TRUE;
+}
+
+
+void
+winShadowUpdateNativeGDI (ScreenPtr pScreen, 
+			  shadowBufPtr pBuf)
+{
+  FatalError ("winShadowUpdateNativeGDI\n");
+  return;
+}
+
+
+Bool
+winInitVisualsNativeGDI (ScreenPtr pScreen)
+{
+  winScreenPriv(pScreen);
+  winScreenInfo		*pScreenInfo = pScreenPriv->pScreenInfo;
+
+  /* Set the bitsPerRGB and bit masks */
+  switch (pScreenInfo->dwDepth)
+    {
+    case 24:
+      pScreenPriv->dwBitsPerRGB = 8;
+      pScreenPriv->dwRedMask = 0x00FF0000;
+      pScreenPriv->dwGreenMask = 0x0000FF00;
+      pScreenPriv->dwBlueMask = 0x000000FF;
+      break;
+      
+    case 16:
+      pScreenPriv->dwBitsPerRGB = 6;
+      pScreenPriv->dwRedMask = 0xF800;
+      pScreenPriv->dwGreenMask = 0x07E0;
+      pScreenPriv->dwBlueMask = 0x001F;
+      break;
+      
+    case 15:
+      pScreenPriv->dwBitsPerRGB = 5;
+      pScreenPriv->dwRedMask = 0x7C00;
+      pScreenPriv->dwGreenMask = 0x03E0;
+      pScreenPriv->dwBlueMask = 0x001F;
+      break;
+      
+    case 8:
+      pScreenPriv->dwBitsPerRGB = 8;
+      pScreenPriv->dwRedMask = 0;
+      pScreenPriv->dwGreenMask = 0;
+      pScreenPriv->dwBlueMask = 0;
+      break;
+
+    default:
+      ErrorF ("winInitVisualsNativeGDI - Unknown screen depth\n");
+      return FALSE;
+      break;
+    }
+
+  /* Tell the user how many bits per RGB we are using */
+  ErrorF ("winInitVisualsNativeGDI - Using dwBitsPerRGB: %d\n",
+	  pScreenPriv->dwBitsPerRGB);
+
+  /* Create a single visual according to the Windows screen depth */
+  switch (pScreenInfo->dwDepth)
+    {
+    case 24:
+    case 16:
+    case 15:
+      if (!miSetVisualTypesAndMasks (pScreenInfo->dwDepth,
+				     TrueColorMask,
+				     pScreenPriv->dwBitsPerRGB,
+				     TrueColor,
+				     pScreenPriv->dwRedMask,
+				     pScreenPriv->dwGreenMask,
+				     pScreenPriv->dwBlueMask))
+	{
+	  ErrorF ("winInitVisuals - miSetVisualTypesAndMasks failed\n");
+	  return FALSE;
+	}
+      break;
+
+    case 8:
+      ErrorF ("winInitVisuals - Calling miSetVisualTypesAndMasks\n");
+      if (!miSetVisualTypesAndMasks (pScreenInfo->dwDepth,
+				     StaticColorMask,
+				     pScreenPriv->dwBitsPerRGB,
+				     StaticColor,
+				     pScreenPriv->dwRedMask,
+				     pScreenPriv->dwGreenMask,
+				     pScreenPriv->dwBlueMask))
+	{
+	  ErrorF ("winInitVisuals - miSetVisualTypesAndMasks failed\n");
+	  return FALSE;
+	}
+      break;
+
+    default:
+      ErrorF ("winInitVisualsNativeGDI - Unknown screen depth\n");
+      return FALSE;
+    }
+
+#if 1
+  ErrorF ("winInitVisualsNativeGDI - Returning\n");
+#endif
+
+  return TRUE;
+}
+
+
+/* Adjust the video mode */
+Bool
+winAdjustVideoModeNativeGDI (ScreenPtr pScreen)
+{
+  winScreenPriv(pScreen);
+  winScreenInfo		*pScreenInfo = pScreenPriv->pScreenInfo;
+  HDC			hdc = NULL;
+  DWORD			dwBPP;
+  
+  hdc = GetDC (NULL);
+
+  /* We're in serious trouble if we can't get a DC */
+  if (hdc == NULL)
+    {
+      ErrorF ("winAdjustVideoModeNativeGDI - 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 ("winAdjustVideoModeNativeGDI - Using Windows display "
+	      "depth of %d bits per pixel\n", dwBPP);
+
+      /* Use GDI's depth */
+      pScreenInfo->dwBPP = dwBPP;
+    }
+  else if (dwBPP != pScreenInfo->dwBPP)
+    {
+      /* Warn user if GDI depth is different than -depth parameter */
+      ErrorF ("winAdjustVideoModeNativeGDI - Command line bpp: %d, "\
+	      "using bpp: %d\n", pScreenInfo->dwBPP, dwBPP);
+
+      /* We'll use GDI's depth */
+      pScreenInfo->dwBPP = dwBPP;
+    }
+  
+  /* Release our DC */
+  ReleaseDC (NULL, hdc);
+
+  return TRUE;
+}
+
+
+Bool
+winActivateAppNativeGDI (ScreenPtr pScreen)
+{
+  winScreenPriv(pScreen);
+  winScreenInfo		*pScreenInfo = pScreenPriv->pScreenInfo;
+
+  /*
+   * Are we active?
+   * Are we fullscreen?
+   */
+  if (pScreenPriv != NULL
+      && pScreenPriv->fActive
+      && pScreenInfo->fFullScreen)
+    {
+      /*
+       * Activating, attempt to bring our window 
+       * to the top of the display
+       */
+      ShowWindow (pScreenPriv->hwndScreen, SW_RESTORE);
+    }
+
+  /*
+   * Are we inactive?
+   * Are we fullscreen?
+   */
+  if (pScreenPriv != NULL
+      && !pScreenPriv->fActive
+      && pScreenInfo->fFullScreen)
+    {
+      /*
+       * Deactivating, stuff our window onto the
+       * task bar.
+       */
+      ShowWindow (pScreenPriv->hwndScreen, SW_MINIMIZE);
+    }
+
+  return TRUE;
+}
+
+
+HBITMAP
+winCreateDIBNativeGDI (int iWidth, int iHeight, int iDepth,
+		       BYTE **ppbBits, BITMAPINFO **ppbmi)
+{
+  BITMAPINFOHEADER	*pbmih = NULL;
+  HBITMAP		hBitmap = NULL;
+  BITMAPINFO		*pbmi = NULL;
+
+  /* Don't create an invalid bitmap */
+  if (iWidth == 0
+      || iHeight == 0
+      || iDepth == 0)
+    {
+      ErrorF ("\nwinCreateDIBNativeGDI - Invalid specs w %d h %d d %d\n\n",
+	      iWidth, iHeight, iDepth);
+      return NULL;
+    }
+
+  /* Allocate bitmap info header */
+  pbmih = (BITMAPINFOHEADER*) malloc (sizeof (BITMAPINFOHEADER)
+				      + 256 * sizeof (RGBQUAD));
+  if (pbmih == NULL)
+    {
+      ErrorF ("winCreateDIBNativeGDI - malloc () failed\n");
+      return FALSE;
+    }
+  ZeroMemory (pbmih, sizeof(BITMAPINFOHEADER) + 256 * sizeof (RGBQUAD));
+
+  /* Describe bitmap to be created */
+  pbmih->biSize = sizeof (BITMAPINFOHEADER);
+  pbmih->biWidth = iWidth;
+  pbmih->biHeight = -iHeight;
+  pbmih->biPlanes = 1;
+  pbmih->biBitCount = iDepth;
+  pbmih->biCompression = BI_RGB;
+  pbmih->biSizeImage = 0;
+  pbmih->biXPelsPerMeter = 0;
+  pbmih->biYPelsPerMeter = 0;
+  pbmih->biClrUsed = 0;
+  pbmih->biClrImportant = 0;
+
+  /* Setup color table for mono DIBs */
+  if (iDepth == 1)
+    {
+      pbmi = (BITMAPINFO*) pbmih;
+      pbmi->bmiColors[1].rgbBlue = 255;
+      pbmi->bmiColors[1].rgbGreen = 255;
+      pbmi->bmiColors[1].rgbRed = 255;
+    }
+
+  /* Create a DIB with a bit pointer */
+  hBitmap = CreateDIBSection (NULL,
+			      (BITMAPINFO *) pbmih,
+			      DIB_RGB_COLORS,
+			      (void **) ppbBits,
+			      NULL,
+			      0);
+  if (hBitmap == NULL)
+    {
+      ErrorF ("winCreateDIBNativeGDI - CreateDIBSection () failed\n");
+      return NULL;
+    }
+
+  /* Free the bitmap info header memory */
+  if (ppbmi != NULL)
+    {
+      /* Store the address of the BMIH in the ppbmih parameter */
+      *ppbmi = (BITMAPINFO *) pbmih;
+    }
+  else
+    {
+      free (pbmih);
+      pbmih = NULL;
+    }
+
+  return hBitmap;
+}
+
+
+Bool
+winBltExposedRegionsNativeGDI (ScreenPtr pScreen)
+{
+  
+  return TRUE;
+}
+
+
+Bool
+winRedrawScreenNativeGDI (ScreenPtr pScreen)
+{
+  FatalError ("winRedrawScreenNativeGDI\n");
+  return TRUE;
+}
+
+
+Bool
+winRealizeInstalledPaletteNativeGDI (ScreenPtr pScreen)
+{
+  FatalError ("winRealizeInstalledPaletteNativeGDI\n");
+  return TRUE;
+}
+
+
+Bool
+winInstallColormapNativeGDI (ColormapPtr pColormap)
+{
+  FatalError ("winInstallColormapNativeGDI\n");
+  return TRUE;
+}
+
+
+Bool
+winStoreColorsNativeGDI (ColormapPtr pmap, 
+			 int ndef,
+			 xColorItem *pdefs)
+{
+  FatalError ("winStoreColorsNativeGDI\n");
+  return TRUE;
+}
+
+
+Bool
+winCreateColormapNativeGDI (ColormapPtr pColormap)
+{
+  FatalError ("winCreateColormapNativeGDI\n");
+  return TRUE;
+}
+
+
+Bool
+winDestroyColormapNativeGDI (ColormapPtr pColormap)
+{
+  FatalError ("winDestroyColormapNativeGDI\n");
+  return TRUE;
+}
+
+
+/* Set engine specific funtions */
+Bool
+winSetEngineFunctionsNativeGDI (ScreenPtr pScreen)
+{
+  winScreenPriv(pScreen);
+  winScreenInfo		*pScreenInfo = pScreenPriv->pScreenInfo;
+  
+  /* Set our pointers */
+  pScreenPriv->pwinAllocateFB = winAllocateFBNativeGDI;
+  pScreenPriv->pwinShadowUpdate = winShadowUpdateNativeGDI;
+  pScreenPriv->pwinCloseScreen = winCloseScreenNativeGDI;
+  pScreenPriv->pwinInitVisuals = winInitVisualsNativeGDI;
+  pScreenPriv->pwinAdjustVideoMode = winAdjustVideoModeNativeGDI;
+  if (pScreenInfo->fFullScreen)
+    pScreenPriv->pwinCreateBoundingWindow = winCreateBoundingWindowFullScreen;
+  else
+    pScreenPriv->pwinCreateBoundingWindow = winCreateBoundingWindowWindowed;
+  pScreenPriv->pwinFinishScreenInit = winFinishScreenInitNativeGDI;
+  /*
+   * WARNING: Do not set the BltExposedRegions procedure pointer to anything
+   * other than NULL until a working painting procedure is in place.
+   * Else, winWindowProc will get stuck in an infinite loop because
+   * Windows expects the BeginPaint and EndPaint functions to be called
+   * before a WM_PAINT message can be removed from the queue.  We are
+   * using NULL here as a signal for winWindowProc that it should
+   * not signal that the WM_PAINT message has been processed.
+   */
+  pScreenPriv->pwinBltExposedRegions = NULL;
+  pScreenPriv->pwinActivateApp = winActivateAppNativeGDI;
+  pScreenPriv->pwinRedrawScreen = winRedrawScreenNativeGDI;
+  pScreenPriv->pwinRealizeInstalledPalette = 
+    winRealizeInstalledPaletteNativeGDI;
+  pScreenPriv->pwinInstallColormap = winInstallColormapNativeGDI;
+  pScreenPriv->pwinStoreColors = winStoreColorsNativeGDI;
+  pScreenPriv->pwinCreateColormap = winCreateColormapNativeGDI;
+  pScreenPriv->pwinDestroyColormap = winDestroyColormapNativeGDI;
+  pScreenPriv->pwinHotKeyAltTab = (winHotKeyAltTabProcPtr) (void (*)())NoopDDA;
+
+  return TRUE;
+}