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-rw-r--r--xorg-server/hw/xwin/winpixmap.c235
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diff --git a/xorg-server/hw/xwin/winpixmap.c b/xorg-server/hw/xwin/winpixmap.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: drewry, september 1986
+ * Harold L Hunt II
+ */
+
+#ifdef HAVE_XWIN_CONFIG_H
+#include <xwin-config.h>
+#endif
+#include "win.h"
+
+
+/*
+ * Local prototypes
+ */
+
+#if 0
+static void
+winXRotatePixmapNativeGDI (PixmapPtr pPix, int rw);
+
+static void
+winYRotatePixmapNativeGDI (PixmapPtr pPix, int rh);
+
+static void
+winCopyRotatePixmapNativeGDI (PixmapPtr psrcPix, PixmapPtr *ppdstPix,
+ int xrot, int yrot);
+#endif
+
+
+/* See Porting Layer Definition - p. 34 */
+/* See mfb/mfbpixmap.c - mfbCreatePixmap() */
+PixmapPtr
+winCreatePixmapNativeGDI (ScreenPtr pScreen,
+ int iWidth, int iHeight,
+ int iDepth, unsigned usage_hint)
+{
+ winPrivPixmapPtr pPixmapPriv = NULL;
+ PixmapPtr pPixmap = NULL;
+
+ /* Allocate pixmap memory */
+ pPixmap = AllocatePixmap (pScreen, 0);
+ if (!pPixmap)
+ {
+ ErrorF ("winCreatePixmapNativeGDI () - Couldn't allocate a pixmap\n");
+ return NullPixmap;
+ }
+
+#if CYGDEBUG
+ winDebug ("winCreatePixmap () - w %d h %d d %d uh %d bw %d\n",
+ iWidth, iHeight, iDepth, usage_hint,
+ PixmapBytePad (iWidth, iDepth));
+#endif
+
+ /* Setup pixmap values */
+ pPixmap->drawable.type = DRAWABLE_PIXMAP;
+ pPixmap->drawable.class = 0;
+ pPixmap->drawable.pScreen = pScreen;
+ pPixmap->drawable.depth = iDepth;
+ pPixmap->drawable.bitsPerPixel = BitsPerPixel (iDepth);
+ pPixmap->drawable.id = 0;
+ pPixmap->drawable.serialNumber = NEXT_SERIAL_NUMBER;
+ pPixmap->drawable.x = 0;
+ pPixmap->drawable.y = 0;
+ pPixmap->drawable.width = iWidth;
+ pPixmap->drawable.height = iHeight;
+ pPixmap->devKind = 0;
+ pPixmap->refcnt = 1;
+ pPixmap->devPrivate.ptr = NULL;
+ pPixmap->usage_hint = usage_hint;
+
+ /* Pixmap privates are allocated by AllocatePixmap */
+ pPixmapPriv = winGetPixmapPriv (pPixmap);
+
+ /* Initialize pixmap privates */
+ pPixmapPriv->hBitmap = NULL;
+ pPixmapPriv->hdcSelected = NULL;
+ pPixmapPriv->pbBits = NULL;
+ pPixmapPriv->dwScanlineBytes = PixmapBytePad (iWidth, iDepth);
+
+ /* Check for zero width or height pixmaps */
+ if (iWidth == 0 || iHeight == 0)
+ {
+ /* Don't allocate a real pixmap, just set fields and return */
+ return pPixmap;
+ }
+
+ /* Create a DIB for the pixmap */
+ pPixmapPriv->hBitmap = winCreateDIBNativeGDI (iWidth, iHeight, iDepth,
+ &pPixmapPriv->pbBits,
+ (BITMAPINFO **) &pPixmapPriv->pbmih);
+
+#if CYGDEBUG
+ winDebug ("winCreatePixmap () - Created a pixmap %08x, %dx%dx%d, for " \
+ "screen: %08x\n",
+ pPixmapPriv->hBitmap, iWidth, iHeight, iDepth, pScreen);
+#endif
+
+ return pPixmap;
+}
+
+
+/*
+ * See Porting Layer Definition - p. 35
+ *
+ * See mfb/mfbpixmap.c - mfbDestroyPixmap()
+ */
+
+Bool
+winDestroyPixmapNativeGDI (PixmapPtr pPixmap)
+{
+ winPrivPixmapPtr pPixmapPriv = NULL;
+
+#if CYGDEBUG
+ winDebug ("winDestroyPixmapNativeGDI ()\n");
+#endif
+
+ /* Bail early if there is not a pixmap to destroy */
+ if (pPixmap == NULL)
+ {
+ ErrorF ("winDestroyPixmapNativeGDI () - No pixmap to destroy\n");
+ return TRUE;
+ }
+
+ /* Get a handle to the pixmap privates */
+ pPixmapPriv = winGetPixmapPriv (pPixmap);
+
+#if CYGDEBUG
+ winDebug ("winDestroyPixmapNativeGDI - pPixmapPriv->hBitmap: %08x\n",
+ pPixmapPriv->hBitmap);
+#endif
+
+ /* Decrement reference count, return if nonzero */
+ --pPixmap->refcnt;
+ if (pPixmap->refcnt != 0)
+ return TRUE;
+
+ /* Free GDI bitmap */
+ if (pPixmapPriv->hBitmap) DeleteObject (pPixmapPriv->hBitmap);
+
+ /* Free the bitmap info header memory */
+ if (pPixmapPriv->pbmih != NULL)
+ {
+ free (pPixmapPriv->pbmih);
+ pPixmapPriv->pbmih = NULL;
+ }
+
+ /* Free the pixmap memory */
+ free (pPixmap);
+ pPixmap = NULL;
+
+ return TRUE;
+}
+
+
+/*
+ * Not used yet
+ */
+
+Bool
+winModifyPixmapHeaderNativeGDI (PixmapPtr pPixmap,
+ int iWidth, int iHeight,
+ int iDepth,
+ int iBitsPerPixel,
+ int devKind,
+ pointer pPixData)
+{
+ FatalError ("winModifyPixmapHeaderNativeGDI ()\n");
+ return TRUE;
+}
+
+
+#if 0
+/*
+ * Not used yet.
+ * See cfb/cfbpixmap.c
+ */
+
+static void
+winXRotatePixmapNativeGDI (PixmapPtr pPix, int rw)
+{
+ ErrorF ("winXRotatePixmap()\n");
+ /* fill in this function, look at CFB */
+}
+
+
+/*
+ * Not used yet.
+ * See cfb/cfbpixmap.c
+ */
+static void
+winYRotatePixmapNativeGDI (PixmapPtr pPix, int rh)
+{
+ ErrorF ("winYRotatePixmap()\n");
+ /* fill in this function, look at CFB */
+}
+
+
+/*
+ * Not used yet.
+ * See cfb/cfbpixmap.c
+ */
+
+static void
+winCopyRotatePixmapNativeGDI (PixmapPtr psrcPix, PixmapPtr *ppdstPix,
+ int xrot, int yrot)
+{
+ ErrorF ("winCopyRotatePixmap()\n");
+ /* fill in this function, look at CFB */
+}
+#endif