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-rw-r--r--xorg-server/hw/xwin/winsetsp.c186
1 files changed, 186 insertions, 0 deletions
diff --git a/xorg-server/hw/xwin/winsetsp.c b/xorg-server/hw/xwin/winsetsp.c
new file mode 100644
index 000000000..f894d6cda
--- /dev/null
+++ b/xorg-server/hw/xwin/winsetsp.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: 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 = REGION_NUM_RECTS (pGC->pCompositeClip);
+ pbox = REGION_RECTS (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;
+
+ case UNDRAWABLE_WINDOW:
+ FatalError ("\nwinSetSpansNativeGDI - UNDRAWABLE_WINDOW\n\n");
+ break;
+
+ case DRAWABLE_BUFFER:
+ FatalError ("\nwinSetSpansNativeGDI - DRAWABLE_BUFFER\n\n");
+ break;
+
+ default:
+ FatalError ("\nwinSetSpansNativeGDI - Unknown drawable type\n\n");
+ break;
+ }
+}