diff options
Diffstat (limited to 'xorg-server/hw/xwin/winsetsp.c')
| -rw-r--r-- | xorg-server/hw/xwin/winsetsp.c | 186 |
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 @@ -0,0 +1,186 @@ +/* + *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; + } +} |