xenocara/xserver/hw/xwin/winmisc.c

144 lines
3.9 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