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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
*/
/* $XFree86: xc/programs/Xserver/hw/xwin/winpixmap.c,v 1.11 2003/08/07 23:47:58 alanh Exp $ */
#include "win.h"
/* See Porting Layer Definition - p. 34 */
/* See mfb/mfbpixmap.c - mfbCreatePixmap() */
PixmapPtr
winCreatePixmapNativeGDI (ScreenPtr pScreen,
int iWidth, int iHeight,
int iDepth)
{
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
ErrorF ("winCreatePixmap () - w %d h %d d %d bw %d\n",
iWidth, iHeight, iDepth,
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;
/* 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
ErrorF ("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
ErrorF ("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
ErrorF ("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;
}
/*
* Not used yet.
* See cfb/cfbpixmap.c
*/
void
winXRotatePixmapNativeGDI (PixmapPtr pPix, int rw)
{
ErrorF ("winXRotatePixmap()\n");
/* fill in this function, look at CFB */
}
/*
* Not used yet.
* See cfb/cfbpixmap.c
*/
void
winYRotatePixmapNativeGDI (PixmapPtr pPix, int rh)
{
ErrorF ("winYRotatePixmap()\n");
/* fill in this function, look at CFB */
}
/*
* Not used yet.
* See cfb/cfbpixmap.c
*/
void
winCopyRotatePixmapNativeGDI (PixmapPtr psrcPix, PixmapPtr *ppdstPix,
int xrot, int yrot)
{
ErrorF ("winCopyRotatePixmap()\n");
/* fill in this function, look at CFB */
}
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