xenocara/xserver/hw/xwin/winmisc.c
2006-11-26 18:13:41 +00:00

153 lines
3.7 KiB
C

/*
*Copyright (C) 2001-2004 Harold L Hunt II 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 HAROLD L HUNT II 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 Harold L Hunt II
*shall not be used in advertising or otherwise to promote the sale, use
*or other dealings in this Software without prior written authorization
*from Harold L Hunt II.
*
* Authors: Harold L Hunt II
*/
#ifdef HAVE_XWIN_CONFIG_H
#include <xwin-config.h>
#endif
#include "win.h"
#ifdef XWIN_NATIVEGDI
/* See Porting Layer Definition - p. 33 */
/*
* Called by clients, returns the best size for a cursor, tile, or
* stipple, specified by class (sometimes called kind)
*/
void
winQueryBestSizeNativeGDI (int class, unsigned short *pWidth,
unsigned short *pHeight, ScreenPtr pScreen)
{
ErrorF ("winQueryBestSizeNativeGDI\n");
}
#endif
/*
* Count the number of one bits in a color mask.
*/
CARD8
winCountBits (DWORD dw)
{
DWORD dwBits = 0;
while (dw)
{
dwBits += (dw & 1);
dw >>= 1;
}
return dwBits;
}
/*
* Modify the screen pixmap to point to the new framebuffer address
*/
Bool
winUpdateFBPointer (ScreenPtr pScreen, void *pbits)
{
winScreenPriv(pScreen);
winScreenInfo *pScreenInfo = pScreenPriv->pScreenInfo;
/* Location of shadow framebuffer has changed */
pScreenInfo->pfb = pbits;
/* Update the screen pixmap */
if (!(*pScreen->ModifyPixmapHeader) (pScreen->devPrivate,
pScreen->width,
pScreen->height,
pScreen->rootDepth,
BitsPerPixel (pScreen->rootDepth),
PixmapBytePad (pScreenInfo->dwStride,
pScreenInfo->dwBPP),
pScreenInfo->pfb))
{
FatalError ("winUpdateFramebufferPointer - Failed modifying "\
"screen pixmap\n");
}
return TRUE;
}
#ifdef XWIN_NATIVEGDI
/*
* Paint the window background with the specified color
*/
BOOL
winPaintBackground (HWND hwnd, COLORREF colorref)
{
HDC hdc;
HBRUSH hbrush;
RECT rect;
/* Create an hdc */
hdc = GetDC (hwnd);
if (hdc == NULL)
{
printf ("gdiWindowProc - GetDC failed\n");
exit (1);
}
/* Create and select blue brush */
hbrush = CreateSolidBrush (colorref);
if (hbrush == NULL)
{
printf ("gdiWindowProc - CreateSolidBrush failed\n");
exit (1);
}
/* Get window extents */
if (GetClientRect (hwnd, &rect) == FALSE)
{
printf ("gdiWindowProc - GetClientRect failed\n");
exit (1);
}
/* Fill window with blue brush */
if (FillRect (hdc, &rect, hbrush) == 0)
{
printf ("gdiWindowProc - FillRect failed\n");
exit (1);
}
/* Delete blue brush */
DeleteObject (hbrush);
/* Release the hdc */
ReleaseDC (hwnd, hdc);
return TRUE;
}
#endif