170 lines
5.6 KiB
C
170 lines
5.6 KiB
C
/*
|
|
*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
|
|
* Alan Hourihane <alanh@fairlite.demon.co.uk>
|
|
*/
|
|
|
|
#ifdef HAVE_XWIN_CONFIG_H
|
|
#include <xwin-config.h>
|
|
#endif
|
|
#include "win.h"
|
|
|
|
/* See Porting Layer Definition - p. 55 */
|
|
void
|
|
winSetSpansNativeGDI(DrawablePtr pDrawable,
|
|
GCPtr pGC,
|
|
char *pSrcs,
|
|
DDXPointPtr pPoints,
|
|
int *piWidths, int iSpans, int fSorted)
|
|
{
|
|
winGCPriv(pGC);
|
|
PixmapPtr pPixmap = NULL;
|
|
winPrivPixmapPtr pPixmapPriv = NULL;
|
|
HBITMAP hbmpOrig = NULL;
|
|
BITMAPINFO bmi;
|
|
HRGN hrgn = NULL, combined = NULL;
|
|
int nbox;
|
|
BoxPtr pbox;
|
|
|
|
nbox = RegionNumRects(pGC->pCompositeClip);
|
|
pbox = RegionRects(pGC->pCompositeClip);
|
|
|
|
if (!nbox)
|
|
return;
|
|
|
|
combined = CreateRectRgn(pbox->x1, pbox->y1, pbox->x2, pbox->y2);
|
|
nbox--;
|
|
pbox++;
|
|
while (nbox--) {
|
|
hrgn = CreateRectRgn(pbox->x1, pbox->y1, pbox->x2, pbox->y2);
|
|
CombineRgn(combined, combined, hrgn, RGN_OR);
|
|
DeleteObject(hrgn);
|
|
hrgn = NULL;
|
|
pbox++;
|
|
}
|
|
|
|
/* Branch on the drawable type */
|
|
switch (pDrawable->type) {
|
|
case DRAWABLE_PIXMAP:
|
|
|
|
SelectClipRgn(pGCPriv->hdcMem, combined);
|
|
DeleteObject(combined);
|
|
combined = NULL;
|
|
|
|
pPixmap = (PixmapPtr) pDrawable;
|
|
pPixmapPriv = winGetPixmapPriv(pPixmap);
|
|
|
|
/* Select the drawable pixmap into a DC */
|
|
hbmpOrig = SelectObject(pGCPriv->hdcMem, pPixmapPriv->hBitmap);
|
|
if (hbmpOrig == NULL)
|
|
FatalError("winSetSpans - DRAWABLE_PIXMAP - SelectObject () "
|
|
"failed on pPixmapPriv->hBitmap\n");
|
|
|
|
while (iSpans--) {
|
|
ZeroMemory(&bmi, sizeof(BITMAPINFO));
|
|
bmi.bmiHeader.biSize = sizeof(BITMAPINFOHEADER);
|
|
bmi.bmiHeader.biWidth = *piWidths;
|
|
bmi.bmiHeader.biHeight = 1;
|
|
bmi.bmiHeader.biPlanes = 1;
|
|
bmi.bmiHeader.biBitCount = pDrawable->depth;
|
|
bmi.bmiHeader.biCompression = BI_RGB;
|
|
|
|
/* Setup color table for mono DIBs */
|
|
if (pDrawable->depth == 1) {
|
|
bmi.bmiColors[1].rgbBlue = 255;
|
|
bmi.bmiColors[1].rgbGreen = 255;
|
|
bmi.bmiColors[1].rgbRed = 255;
|
|
}
|
|
|
|
StretchDIBits(pGCPriv->hdcMem,
|
|
pPoints->x, pPoints->y,
|
|
*piWidths, 1,
|
|
0, 0,
|
|
*piWidths, 1,
|
|
pSrcs,
|
|
(BITMAPINFO *) &bmi,
|
|
DIB_RGB_COLORS, g_copyROP[pGC->alu]);
|
|
|
|
pSrcs += PixmapBytePad(*piWidths, pDrawable->depth);
|
|
pPoints++;
|
|
piWidths++;
|
|
}
|
|
|
|
/* Reset the clip region */
|
|
SelectClipRgn(pGCPriv->hdcMem, NULL);
|
|
|
|
/* Push the drawable pixmap out of the GC HDC */
|
|
SelectObject(pGCPriv->hdcMem, hbmpOrig);
|
|
break;
|
|
|
|
case DRAWABLE_WINDOW:
|
|
|
|
SelectClipRgn(pGCPriv->hdc, combined);
|
|
DeleteObject(combined);
|
|
combined = NULL;
|
|
|
|
while (iSpans--) {
|
|
ZeroMemory(&bmi, sizeof(BITMAPINFO));
|
|
bmi.bmiHeader.biSize = sizeof(BITMAPINFOHEADER);
|
|
bmi.bmiHeader.biWidth = *piWidths;
|
|
bmi.bmiHeader.biHeight = 1;
|
|
bmi.bmiHeader.biPlanes = 1;
|
|
bmi.bmiHeader.biBitCount = pDrawable->depth;
|
|
bmi.bmiHeader.biCompression = BI_RGB;
|
|
|
|
/* Setup color table for mono DIBs */
|
|
if (pDrawable->depth == 1) {
|
|
bmi.bmiColors[1].rgbBlue = 255;
|
|
bmi.bmiColors[1].rgbGreen = 255;
|
|
bmi.bmiColors[1].rgbRed = 255;
|
|
}
|
|
|
|
StretchDIBits(pGCPriv->hdc,
|
|
pPoints->x, pPoints->y,
|
|
*piWidths, 1,
|
|
0, 0,
|
|
*piWidths, 1,
|
|
pSrcs,
|
|
(BITMAPINFO *) &bmi,
|
|
DIB_RGB_COLORS, g_copyROP[pGC->alu]);
|
|
|
|
pSrcs += PixmapBytePad(*piWidths, pDrawable->depth);
|
|
pPoints++;
|
|
piWidths++;
|
|
}
|
|
|
|
/* Reset the clip region */
|
|
SelectClipRgn(pGCPriv->hdc, NULL);
|
|
break;
|
|
|
|
default:
|
|
FatalError("\nwinSetSpansNativeGDI - Unknown drawable type\n\n");
|
|
break;
|
|
}
|
|
}
|