Esempio n. 1
0
File: wingc.c Progetto: aosm/X11
/* See Porting Layer Definition - p. 46 */
void
winDestroyGCNativeGDI (GCPtr pGC)
{
  winGCPriv(pGC);
  winScreenPriv(pGC->pScreen);

  if (pGC->freeCompClip)
	REGION_DESTROY (pGC->pScreen, pGC->pCompositeClip);

  /* Free the memory DC */
  if (pGCPriv->hdcMem != NULL)
    {
      DeleteDC (pGCPriv->hdcMem);
      pGCPriv->hdcMem = NULL;
    }

  /* Release the screen DC for the display window */
  if (pGCPriv->hdc != NULL)
    {
      ReleaseDC (pScreenPriv->hwndScreen, pGCPriv->hdc);
      pGCPriv->hdc = NULL;
    }

  /* Invalidate the GC privates pointer */
  winSetGCPriv (pGC, NULL);
}
Esempio n. 2
0
/* 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 *pbmi;
    HRGN hrgn = NULL, combined = NULL;
    int nbox;
    BoxPtr pbox;

    nbox = RegionNumRects(pGC->pCompositeClip);
    pbox = RegionRects(pGC->pCompositeClip);

    if (!nbox)
        return;

    pbmi = malloc(sizeof(BITMAPINFO) + sizeof(RGBQUAD));

    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(pbmi, sizeof(BITMAPINFO));
            pbmi->bmiHeader.biSize = sizeof(BITMAPINFOHEADER);
            pbmi->bmiHeader.biWidth = *piWidths;
            pbmi->bmiHeader.biHeight = 1;
            pbmi->bmiHeader.biPlanes = 1;
            pbmi->bmiHeader.biBitCount = pDrawable->depth;
            pbmi->bmiHeader.biCompression = BI_RGB;

            /* Setup color table for mono DIBs */
            if (pDrawable->depth == 1) {
                RGBQUAD *bmiColors = &(pbmi->bmiColors[0]);
                bmiColors[1].rgbBlue = 255;
                bmiColors[1].rgbGreen = 255;
                bmiColors[1].rgbRed = 255;
            }

            StretchDIBits(pGCPriv->hdcMem,
                          pPoints->x, pPoints->y,
                          *piWidths, 1,
                          0, 0,
                          *piWidths, 1,
                          pSrcs,
                          (BITMAPINFO *) pbmi,
                          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(pbmi, sizeof(BITMAPINFO));
            pbmi->bmiHeader.biSize = sizeof(BITMAPINFOHEADER);
            pbmi->bmiHeader.biWidth = *piWidths;
            pbmi->bmiHeader.biHeight = 1;
            pbmi->bmiHeader.biPlanes = 1;
            pbmi->bmiHeader.biBitCount = pDrawable->depth;
            pbmi->bmiHeader.biCompression = BI_RGB;

            /* Setup color table for mono DIBs */
            if (pDrawable->depth == 1) {
                RGBQUAD *bmiColors = &(pbmi->bmiColors[0]);
                bmiColors[1].rgbBlue = 255;
                bmiColors[1].rgbGreen = 255;
                bmiColors[1].rgbRed = 255;
            }

            StretchDIBits(pGCPriv->hdc,
                          pPoints->x, pPoints->y,
                          *piWidths, 1,
                          0, 0,
                          *piWidths, 1,
                          pSrcs,
                          (BITMAPINFO *) pbmi,
                          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;
    }

    free(pbmi);
}
Esempio n. 3
0
/* See Porting Layer Definition - p. 54 */
void
winFillSpansNativeGDI(DrawablePtr pDrawable,
                      GCPtr pGC,
                      int iSpans,
                      DDXPointPtr pPoints, int *piWidths, int fSorted)
{
    winGCPriv(pGC);
    HBITMAP hbmpOrig = NULL, hbmpOrigStipple = NULL;
    HBITMAP hPenOrig = NULL;
    HBITMAP hBitmap = NULL;
    PixmapPtr pPixmap = NULL;
    winPrivPixmapPtr pPixmapPriv = NULL;
    PixmapPtr pStipple = NULL;
    winPrivPixmapPtr pStipplePriv = NULL;
    PixmapPtr pTile = NULL;
    winPrivPixmapPtr pTilePriv = NULL;
    HDC hdcStipple = NULL, hdcTile = NULL;
    HPEN hPen = NULL;
    int iX;
    int fg, bg;
    RegionPtr pClip = pGC->pCompositeClip;
    BoxPtr pextent, pbox;
    int nbox;
    int extentX1, extentX2, extentY1, extentY2;
    int fullX1, fullX2, fullY1;
    HRGN hrgn = NULL, combined = NULL;

    nbox = RegionNumRects(pClip);
    pbox = RegionRects(pClip);

    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++;
    }

    pextent = RegionExtents(pClip);
    extentX1 = pextent->x1;
    extentY1 = pextent->y1;
    extentX2 = pextent->x2;
    extentY2 = pextent->y2;

    /* Branch on the type of drawable we have */
    switch (pDrawable->type) {
    case DRAWABLE_PIXMAP:

        SelectClipRgn(pGCPriv->hdcMem, combined);
        DeleteObject(combined);
        combined = NULL;

        /* Get a pixmap pointer from the drawable pointer, and fetch privates  */
        pPixmap = (PixmapPtr) pDrawable;
        pPixmapPriv = winGetPixmapPriv(pPixmap);

        /* Select the drawable pixmap into memory hdc */
        hbmpOrig = SelectObject(pGCPriv->hdcMem, pPixmapPriv->hBitmap);
        if (hbmpOrig == NULL)
            FatalError("winFillSpans - DRAWABLE_PIXMAP - "
                       "SelectObject () failed on\n\tpPixmapPriv->hBitmap: "
                       "%08x\n", (unsigned int) pPixmapPriv->hBitmap);

        /* Branch on the fill type */
        switch (pGC->fillStyle) {
        case FillSolid:

            ROP16(pGCPriv->hdcMem, pGC->alu);

            if (pDrawable->depth == 1) {
                if (pGC->fgPixel == 0)
                    hPenOrig = SelectObject(pGCPriv->hdcMem,
                                            GetStockObject(BLACK_PEN));
                else
                    hPenOrig = SelectObject(pGCPriv->hdcMem,
                                            GetStockObject(WHITE_PEN));
            }
            else {
                fg = pGC->fgPixel;
                TRANSLATE_COLOR(fg);
                hPen = CreatePen(PS_SOLID, 0, fg);
                hPenOrig = SelectObject(pGCPriv->hdcMem, hPen);
            }

            while (iSpans--) {
                fullX1 = pPoints->x;
                fullY1 = pPoints->y;
                fullX2 = fullX1 + (int) *piWidths;
                pPoints++;
                piWidths++;

                if (fullY1 < extentY1 || extentY2 <= fullY1)
                    continue;

                if (fullX1 < extentX1)
                    fullX1 = extentX1;
                if (fullX2 > extentX2)
                    fullX2 = extentX2;

                if (fullX1 >= fullX2)
                    continue;

                MoveToEx(pGCPriv->hdcMem, fullX1, fullY1, NULL);
                LineTo(pGCPriv->hdcMem, fullX2, fullY1);
            }

            SetROP2(pGCPriv->hdcMem, R2_COPYPEN);

            /* Give back the Pen */
            SelectObject(pGCPriv->hdcMem, hPenOrig);

            if (pDrawable->depth != 1)
                DeleteObject(hPen);
            break;

        case FillOpaqueStippled:

            pStipple = pGC->stipple;
            pStipplePriv = winGetPixmapPriv(pStipple);

            /* Create a device-dependent bitmap for the stipple */
            hBitmap = CreateDIBitmap(pGCPriv->hdcMem,
                                     (BITMAPINFOHEADER *) pStipplePriv->pbmih,
                                     CBM_INIT,
                                     pStipplePriv->pbBits,
                                     (BITMAPINFO *) pStipplePriv->pbmih,
                                     DIB_RGB_COLORS);

            /* Create a memory DC to hold the stipple */
            hdcStipple = CreateCompatibleDC(pGCPriv->hdcMem);

            /* Select the stipple bitmap into the stipple DC */
            hbmpOrigStipple = SelectObject(hdcStipple, hBitmap);
            if (hbmpOrigStipple == NULL)
                FatalError("winFillSpans () - DRAWABLE_PIXMAP - FillStippled - "
                           "SelectObject () failed on hbmpOrigStipple\n");

            /* Make a temporary copy of the foreground and background colors */
            bg = pGC->bgPixel;
            fg = pGC->fgPixel;

            /* Translate the depth-dependent colors to Win32 COLORREFs */
            TRANSLATE_COLOR(fg);
            TRANSLATE_COLOR(bg);
            SetTextColor(pGCPriv->hdcMem, fg);
            SetBkColor(pGCPriv->hdcMem, bg);

            while (iSpans--) {
                int width = pStipple->drawable.width;

                fullX1 = pPoints->x;
                fullY1 = pPoints->y;
                fullX2 = fullX1 + (int) *piWidths;
                pPoints++;
                piWidths++;

                if (fullY1 < extentY1 || extentY2 <= fullY1)
                    continue;

                if (fullX1 < extentX1)
                    fullX1 = extentX1;
                if (fullX2 > extentX2)
                    fullX2 = extentX2;

                if (fullX1 >= fullX2)
                    continue;

                for (iX = fullX1; iX < fullX2; iX += width) {
                    int xoffset;

                    if ((iX + pStipple->drawable.width) > fullX2)
                        width = fullX2 - iX;
                    else
                        width = pStipple->drawable.width;

                    if (iX == fullX1)
                        xoffset =
                            (fullX1 -
                             (pDrawable->x +
                              (pGC->patOrg.x % pStipple->drawable.width) -
                              pStipple->drawable.width)) %
                            pStipple->drawable.width;
                    else
                        xoffset = 0;

                    if (xoffset + width > pStipple->drawable.width)
                        width = pStipple->drawable.width - xoffset;

                    BitBlt(pGCPriv->hdcMem,
                           iX, fullY1,
                           width, 1,
                           hdcStipple,
                           xoffset,
                           (fullY1 -
                            (pDrawable->y +
                             (pGC->patOrg.y % pStipple->drawable.height) -
                             pStipple->drawable.height)) %
                           pStipple->drawable.height, g_copyROP[pGC->alu]);
                }
            }

            /* Clear the stipple HDC */
            SelectObject(hdcStipple, hbmpOrigStipple);
            DeleteDC(hdcStipple);

            /* Delete the device dependent stipple bitmap */
            DeleteObject(hBitmap);

            break;
        case FillStippled:

            pStipple = pGC->stipple;
            pStipplePriv = winGetPixmapPriv(pStipple);

            /* Create a device-dependent bitmap for the stipple */
            hBitmap = CreateDIBitmap(pGCPriv->hdcMem,
                                     (BITMAPINFOHEADER *) pStipplePriv->pbmih,
                                     CBM_INIT,
                                     pStipplePriv->pbBits,
                                     (BITMAPINFO *) pStipplePriv->pbmih,
                                     DIB_RGB_COLORS);

            /* Create a memory DC to hold the stipple */
            hdcStipple = CreateCompatibleDC(pGCPriv->hdcMem);

            /* Select the stipple bitmap into the stipple DC */
            hbmpOrigStipple = SelectObject(hdcStipple, hBitmap);
            if (hbmpOrigStipple == NULL)
                FatalError("winFillSpans () - DRAWABLE_PIXMAP - FillStippled - "
                           "SelectObject () failed on hbmpOrigStipple\n");

            /* Make a temporary copy of the foreground and background colors */
            bg = pGC->bgPixel;
            fg = pGC->fgPixel;

            /* Translate the depth-dependent colors to Win32 COLORREFs */
            TRANSLATE_COLOR(fg);
            TRANSLATE_COLOR(bg);

            /* this is fudgy, we should only invert on the last one
             * We need to get the black/white pixels right in the
             * colormap. But yeah ! it's working.. 
             */
            if (pGC->bgPixel != -1 && pGC->fgPixel != -1) {
                SetTextColor(pGCPriv->hdcMem, fg);
                SetBkColor(pGCPriv->hdcMem, bg);
                BitBlt(hdcStipple,
                       0, 0,
                       pStipple->drawable.width, pStipple->drawable.height,
                       hdcStipple, 0, 0, 0x330008);
            }
            else if (pGC->bgPixel == -1) {
                SetTextColor(pGCPriv->hdcMem, fg);
                SetBkMode(pGCPriv->hdcMem, TRANSPARENT);
                BitBlt(hdcStipple,
                       0, 0,
                       pStipple->drawable.width, pStipple->drawable.height,
                       hdcStipple, 0, 0, 0x330008);
            }
            else if (pGC->fgPixel == -1) {
                SetTextColor(pGCPriv->hdcMem, bg);
                SetBkMode(pGCPriv->hdcMem, TRANSPARENT);
#if 0
                BitBlt(hdcStipple,
                       0, 0,
                       pStipple->drawable.width, pStipple->drawable.height,
                       hdcStipple, 0, 0, 0x330008);
#endif
            }

            while (iSpans--) {
                int width = pStipple->drawable.width;

                fullX1 = pPoints->x;
                fullY1 = pPoints->y;
                fullX2 = fullX1 + (int) *piWidths;
                pPoints++;
                piWidths++;

                if (fullY1 < extentY1 || extentY2 <= fullY1)
                    continue;

                if (fullX1 < extentX1)
                    fullX1 = extentX1;
                if (fullX2 > extentX2)
                    fullX2 = extentX2;

                if (fullX1 >= fullX2)
                    continue;

                for (iX = fullX1; iX < fullX2; iX += width) {
                    int xoffset;

                    if ((iX + pStipple->drawable.width) > fullX2)
                        width = fullX2 - iX;
                    else
                        width = pStipple->drawable.width;

                    if (iX == fullX1)
                        xoffset =
                            (fullX1 -
                             (pDrawable->x +
                              (pGC->patOrg.x % pStipple->drawable.width) -
                              pStipple->drawable.width)) %
                            pStipple->drawable.width;
                    else
                        xoffset = 0;

                    if (xoffset + width > pStipple->drawable.width)
                        width = pStipple->drawable.width - xoffset;

                    BitBlt(pGCPriv->hdcMem,
                           iX, fullY1,
                           width, 1,
                           hdcStipple,
                           xoffset,
                           (fullY1 -
                            (pDrawable->y +
                             (pGC->patOrg.y % pStipple->drawable.height) -
                             pStipple->drawable.height)) %
                           pStipple->drawable.height, g_copyROP[pGC->alu]);
                }
            }

            /* Clear the stipple HDC */
            SelectObject(hdcStipple, hbmpOrigStipple);
            DeleteDC(hdcStipple);

            /* Delete the device dependent stipple bitmap */
            DeleteObject(hBitmap);

            /* Restore the background mode */
            SetBkMode(pGCPriv->hdcMem, OPAQUE);
            break;

        case FillTiled:

            /* Get a pixmap pointer from the tile pointer, and fetch privates  */
            pTile = (PixmapPtr) pGC->tile.pixmap;
            pTilePriv = winGetPixmapPriv(pTile);

            /* Create a memory DC to hold the tile */
            hdcTile = CreateCompatibleDC(pGCPriv->hdcMem);

            /* Select the tile into a DC */
            hbmpOrig = SelectObject(hdcTile, pTilePriv->hBitmap);
            if (hbmpOrig == NULL)
                FatalError("winFillSpans - DRAWABLE_PIXMAP - FillTiled - "
                           "SelectObject () failed on pTilePriv->hBitmap\n");

            while (iSpans--) {
                int width = pTile->drawable.width;

                fullX1 = pPoints->x;
                fullY1 = pPoints->y;
                fullX2 = fullX1 + (int) *piWidths;
                pPoints++;
                piWidths++;

                if (fullY1 < extentY1 || extentY2 <= fullY1)
                    continue;

                if (fullX1 < extentX1)
                    fullX1 = extentX1;
                if (fullX2 > extentX2)
                    fullX2 = extentX2;

                if (fullX1 >= fullX2)
                    continue;

                for (iX = fullX1; iX < fullX2; iX += width) {
                    int xoffset;

                    if ((iX + pTile->drawable.width) > fullX2)
                        width = fullX2 - iX;
                    else
                        width = pTile->drawable.width;

                    if (iX == fullX1)
                        xoffset =
                            (fullX1 -
                             (pDrawable->x +
                              (pGC->patOrg.x % pTile->drawable.width) -
                              pTile->drawable.width)) % pTile->drawable.width;
                    else
                        xoffset = 0;

                    if (xoffset + width > pTile->drawable.width)
                        width = pTile->drawable.width - xoffset;

                    BitBlt(pGCPriv->hdcMem,
                           iX, fullY1,
                           width, 1,
                           hdcTile,
                           xoffset,
                           (fullY1 -
                            (pDrawable->y +
                             (pGC->patOrg.y % pTile->drawable.height) -
                             pTile->drawable.height)) % pTile->drawable.height,
                           g_copyROP[pGC->alu]);
                }
            }

            /* Push the tile pixmap out of the memory HDC */
            SelectObject(hdcTile, hbmpOrig);

            /* Delete the tile */
            DeleteDC(hdcTile);
            break;

        default:
            ErrorF("winFillSpans - DRAWABLE_PIXMAP - Unknown fillStyle\n");
            break;
        }

        /* Reset 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;

        /* Branch on fill style */
        switch (pGC->fillStyle) {
        case FillSolid:

            ROP16(pGCPriv->hdc, pGC->alu);

            if (pDrawable->depth == 1) {
                if (pGC->fgPixel == 0)
                    hPenOrig = SelectObject(pGCPriv->hdc,
                                            GetStockObject(BLACK_PEN));
                else
                    hPenOrig = SelectObject(pGCPriv->hdc,
                                            GetStockObject(WHITE_PEN));
            }
            else {
                fg = pGC->fgPixel;
                TRANSLATE_COLOR(fg);
                hPen = CreatePen(PS_SOLID, 0, fg);
                hPenOrig = SelectObject(pGCPriv->hdc, hPen);
            }

            while (iSpans--) {
                fullX1 = pPoints->x;
                fullY1 = pPoints->y;
                fullX2 = fullX1 + (int) *piWidths;
                pPoints++;
                piWidths++;

                if (fullY1 < extentY1 || extentY2 <= fullY1)
                    continue;

                if (fullX1 < extentX1)
                    fullX1 = extentX1;
                if (fullX2 > extentX2)
                    fullX2 = extentX2;

                if (fullX1 >= fullX2)
                    continue;

                MoveToEx(pGCPriv->hdc, fullX1, fullY1, NULL);
                LineTo(pGCPriv->hdc, fullX2, fullY1);
            }

            SetROP2(pGCPriv->hdc, R2_COPYPEN);

            /* Give back the Brush */
            SelectObject(pGCPriv->hdc, hPenOrig);

            if (pDrawable->depth != 1)
                DeleteObject(hPen);
            break;

        case FillOpaqueStippled:

            pStipple = pGC->stipple;
            pStipplePriv = winGetPixmapPriv(pStipple);

            /* Create a device-dependent bitmap for the stipple */
            hBitmap = CreateDIBitmap(pGCPriv->hdc,
                                     (BITMAPINFOHEADER *) pStipplePriv->pbmih,
                                     CBM_INIT,
                                     pStipplePriv->pbBits,
                                     (BITMAPINFO *) pStipplePriv->pbmih,
                                     DIB_RGB_COLORS);

            /* Create a memory DC to hold the stipple */
            hdcStipple = CreateCompatibleDC(pGCPriv->hdc);

            /* Select the stipple bitmap into the stipple DC */
            hbmpOrigStipple = SelectObject(hdcStipple, hBitmap);
            if (hbmpOrigStipple == NULL)
                FatalError("winFillSpans () - DRAWABLE_PIXMAP - FillStippled - "
                           "SelectObject () failed on hbmpOrigStipple\n");

            /* Make a temporary copy of the foreground and background colors */
            bg = pGC->bgPixel;
            fg = pGC->fgPixel;

            /* Translate the depth-dependent colors to Win32 COLORREFs */
            TRANSLATE_COLOR(fg);
            TRANSLATE_COLOR(bg);
            SetTextColor(pGCPriv->hdc, fg);
            SetBkColor(pGCPriv->hdc, bg);

            while (iSpans--) {
                int width = pStipple->drawable.width;

                fullX1 = pPoints->x;
                fullY1 = pPoints->y;
                fullX2 = fullX1 + (int) *piWidths;
                pPoints++;
                piWidths++;

                if (fullY1 < extentY1 || extentY2 <= fullY1)
                    continue;

                if (fullX1 < extentX1)
                    fullX1 = extentX1;
                if (fullX2 > extentX2)
                    fullX2 = extentX2;

                if (fullX1 >= fullX2)
                    continue;

                for (iX = fullX1; iX < fullX2; iX += width) {
                    int xoffset;

                    if ((iX + pStipple->drawable.width) > fullX2)
                        width = fullX2 - iX;
                    else
                        width = pStipple->drawable.width;

                    if (iX == fullX1)
                        xoffset =
                            (fullX1 -
                             (pDrawable->x +
                              (pGC->patOrg.x % pStipple->drawable.width) -
                              pStipple->drawable.width)) %
                            pStipple->drawable.width;
                    else
                        xoffset = 0;

                    if (xoffset + width > pStipple->drawable.width)
                        width = pStipple->drawable.width - xoffset;

                    BitBlt(pGCPriv->hdc,
                           iX, fullY1,
                           width, 1,
                           hdcStipple,
                           xoffset,
                           (fullY1 -
                            (pDrawable->y +
                             (pGC->patOrg.y % pStipple->drawable.height) -
                             pStipple->drawable.height)) %
                           pStipple->drawable.height, g_copyROP[pGC->alu]);
                }
            }

            /* Clear the stipple HDC */
            SelectObject(hdcStipple, hbmpOrigStipple);
            DeleteDC(hdcStipple);

            /* Delete the device dependent stipple bitmap */
            DeleteObject(hBitmap);

            break;

        case FillStippled:
            pStipple = pGC->stipple;
            pStipplePriv = winGetPixmapPriv(pStipple);

            /* Create a device-dependent bitmap for the stipple */
            hBitmap = CreateDIBitmap(pGCPriv->hdcMem,
                                     (BITMAPINFOHEADER *) pStipplePriv->pbmih,
                                     CBM_INIT,
                                     pStipplePriv->pbBits,
                                     (BITMAPINFO *) pStipplePriv->pbmih,
                                     DIB_RGB_COLORS);

            /* Create a memory DC to hold the stipple */
            hdcStipple = CreateCompatibleDC(pGCPriv->hdc);

            /* Select the stipple bitmap into the stipple DC */
            hbmpOrigStipple = SelectObject(hdcStipple, hBitmap);
            if (hbmpOrigStipple == NULL)
                FatalError("winFillSpans () - DRAWABLE_PIXMAP - FillStippled - "
                           "SelectObject () failed on hbmpOrigStipple\n");

            /* Make a temporary copy of the foreground and background colors */
            bg = pGC->bgPixel;
            fg = pGC->fgPixel;

            /* Translate the depth-dependent colors to Win32 COLORREFs */
            TRANSLATE_COLOR(fg);
            TRANSLATE_COLOR(bg);

            /* this is fudgy, we should only invert on the last one
             * We need to get the black/white pixels right in the
             * colormap. But yeah ! it's working.. 
             */
            if (pGC->bgPixel != -1 && pGC->fgPixel != -1) {
                SetTextColor(pGCPriv->hdc, fg);
                SetBkColor(pGCPriv->hdc, bg);
                BitBlt(hdcStipple,
                       0, 0,
                       pStipple->drawable.width, pStipple->drawable.height,
                       hdcStipple, 0, 0, 0x330008);
            }
            else if (pGC->bgPixel == -1) {
                SetTextColor(pGCPriv->hdc, fg);
                SetBkMode(pGCPriv->hdc, TRANSPARENT);
                BitBlt(hdcStipple,
                       0, 0,
                       pStipple->drawable.width, pStipple->drawable.height,
                       hdcStipple, 0, 0, 0x330008);
            }
            else if (pGC->fgPixel == -1) {
                SetTextColor(pGCPriv->hdc, bg);
                SetBkMode(pGCPriv->hdc, TRANSPARENT);
#if 0
                BitBlt(hdcStipple,
                       0, 0,
                       pStipple->drawable.width, pStipple->drawable.height,
                       hdcStipple, 0, 0, 0x330008);
#endif
            }

            while (iSpans--) {
                int width = pStipple->drawable.width;

                fullX1 = pPoints->x;
                fullY1 = pPoints->y;
                fullX2 = fullX1 + (int) *piWidths;
                pPoints++;
                piWidths++;

                if (fullY1 < extentY1 || extentY2 <= fullY1)
                    continue;

                if (fullX1 < extentX1)
                    fullX1 = extentX1;
                if (fullX2 > extentX2)
                    fullX2 = extentX2;

                if (fullX1 >= fullX2)
                    continue;

                for (iX = fullX1; iX < fullX2; iX += width) {
                    int xoffset;

                    if ((iX + pStipple->drawable.width) > fullX2)
                        width = fullX2 - iX;
                    else
                        width = pStipple->drawable.width;

                    if (iX == fullX1)
                        xoffset =
                            (fullX1 -
                             (pDrawable->x +
                              (pGC->patOrg.x % pStipple->drawable.width) -
                              pStipple->drawable.width)) %
                            pStipple->drawable.width;
                    else
                        xoffset = 0;

                    if (xoffset + width > pStipple->drawable.width)
                        width = pStipple->drawable.width - xoffset;

                    BitBlt(pGCPriv->hdc,
                           iX, fullY1,
                           width, 1,
                           hdcStipple,
                           xoffset,
                           (fullY1 -
                            (pDrawable->y +
                             (pGC->patOrg.y % pStipple->drawable.height) -
                             pStipple->drawable.height)) %
                           pStipple->drawable.height, g_copyROP[pGC->alu]);
                }
            }

            /* Clear the stipple HDC */
            SelectObject(hdcStipple, hbmpOrigStipple);
            DeleteDC(hdcStipple);

            /* Delete the device dependent stipple bitmap */
            DeleteObject(hBitmap);

            /* Restore the background mode */
            SetBkMode(pGCPriv->hdc, OPAQUE);
            break;

        case FillTiled:

            /* Get a pixmap pointer from the tile pointer, and fetch privates  */
            pTile = (PixmapPtr) pGC->tile.pixmap;
            pTilePriv = winGetPixmapPriv(pTile);

            /* Select the tile into a DC */
            hbmpOrig = SelectObject(pGCPriv->hdcMem, pTilePriv->hBitmap);
            if (hbmpOrig == NULL)
                FatalError("winFillSpans - DRAWABLE_WINDOW - FillTiled - "
                           "SelectObject () failed on pTilePriv->hBitmap\n");

            while (iSpans--) {
                int width = pTile->drawable.width;

                fullX1 = pPoints->x;
                fullY1 = pPoints->y;
                fullX2 = fullX1 + (int) *piWidths;
                pPoints++;
                piWidths++;

                if (fullY1 < extentY1 || extentY2 <= fullY1)
                    continue;

                if (fullX1 < extentX1)
                    fullX1 = extentX1;
                if (fullX2 > extentX2)
                    fullX2 = extentX2;

                if (fullX1 >= fullX2)
                    continue;

                for (iX = fullX1; iX < fullX2; iX += width) {
                    int xoffset;

                    if ((iX + pTile->drawable.width) > fullX2)
                        width = fullX2 - iX;
                    else
                        width = pTile->drawable.width;

                    if (iX == fullX1)
                        xoffset =
                            (fullX1 -
                             (pDrawable->x +
                              (pGC->patOrg.x % pTile->drawable.width) -
                              pTile->drawable.width)) % pTile->drawable.width;
                    else
                        xoffset = 0;

                    if (xoffset + width > pTile->drawable.width)
                        width = pTile->drawable.width - xoffset;

                    BitBlt(pGCPriv->hdc,
                           iX, fullY1,
                           width, 1,
                           pGCPriv->hdcMem,
                           xoffset,
                           (fullY1 -
                            (pDrawable->y +
                             (pGC->patOrg.y % pTile->drawable.height) -
                             pTile->drawable.height)) % pTile->drawable.height,
                           g_copyROP[pGC->alu]);
                }
            }

            /* Push the tile pixmap out of the memory HDC */
            SelectObject(pGCPriv->hdcMem, hbmpOrig);
            break;

        default:
            ErrorF("winFillSpans - DRAWABLE_WINDOW - Unknown fillStyle\n");
            break;
        }

        /* Reset clip region */
        SelectClipRgn(pGCPriv->hdc, NULL);
        break;

    default:
        ErrorF("winFillSpans - Unknown drawable type\n");
        break;
    }
}
Esempio n. 4
0
/* 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;
  int			iSpan;
  int			*piWidth = NULL;
  DDXPointPtr		pPoint = NULL;
  char			*pSrc = pSrcs;
  HDC			hdcMem;
  BITMAPINFOHEADER	*pbmih;
  HBITMAP		hBitmap = NULL;
  HBITMAP		hbmpOrig = NULL;
  DEBUG_FN_NAME("winSetSpans");
  DEBUGVARS;
  DEBUGPROC_MSG;

  /* Branch on the drawable type */
  switch (pDrawable->type)
    {
    case DRAWABLE_PIXMAP:
      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");

      /* Branch on the raster operation type */
      switch (pGC->alu)
	{
	case GXclear:
	  FatalError ("winSetSpans - DRAWABLE_PIXMAP - GXclear\n");
	  break;

	case GXand:
	  FatalError ("winSetSpans - DRAWABLE_PIXMAP - GXand\n");
	  break;

	case GXandReverse:
	  FatalError ("winSetSpans - DRAWABLE_PIXMAP - GXandReverse\n");
	  break;

	case GXcopy:
	  ErrorF ("winSetSpans - DRAWABLE_PIXMAP - GXcopy %08x\n",
		  pDrawable);

	  /* Loop through spans */
	  for (iSpan = 0; iSpan < iSpans; ++iSpan)
	    {
	      piWidth = piWidths + iSpan;
	      pPoint = pPoints + iSpan;
	  
	      /* Blast the bits to the drawable */
	      SetDIBits (pGCPriv->hdcMem,
			 pPixmapPriv->hBitmap,
			 pPoint->y, 1, 
			 pSrc,
			 (BITMAPINFO *) pPixmapPriv->pbmih,
			 0);
	  
	      /* Display some useful information */
	      ErrorF ("(%dx%dx%d) (%d,%d) w: %d ps: %08x\n",
		      pDrawable->width, pDrawable->height, pDrawable->depth,
		      pPoint->x, pPoint->y, *piWidth, pSrc);

	      /* Calculate offset of next bit source */
	      pSrc += 4 * ((*piWidth  + 31) / 32);
	    }

	  /*
	   * REMOVE - Visual verification only.
	   */
	  BitBlt (pGCPriv->hdc, 
		  pDrawable->width * 2, pDrawable->height,
		  pDrawable->width, pDrawable->height,
		  pGCPriv->hdcMem,
		  0, 0, 
		  SRCCOPY);
	  DEBUG_MSG ("DRAWABLE_PIXMAP - GXcopy");
	  break;

	case GXandInverted:
	  FatalError ("winSetSpans - DRAWABLE_PIXMAP - GXandInverted\n");
	  break;

	case GXnoop:
	  FatalError ("winSetSpans - DRAWABLE_PIXMAP - GXnoop\n");
	  break;

	case GXxor:
	  FatalError ("winSetSpans - DRAWABLE_PIXMAP - GXxor\n");
	  break;

	case GXor:
	  FatalError ("winSetSpans - DRAWABLE_PIXMAP - GXor\n");
	  break;

	case GXnor:
	  FatalError ("winSetSpans - DRAWABLE_PIXMAP - GXnor\n");
	  break;

	case GXequiv:
	  FatalError ("winSetSpans - DRAWABLE_PIXMAP - GXequiv\n");
	  break;

	case GXinvert:
	  ErrorF ("winSetSpans - DRAWABLE_PIXMAP - GXinvert %08x\n",
		  pDrawable);

	  /* Create a temporary DC */
	  hdcMem = CreateCompatibleDC (NULL);
 
	  /* Loop through spans */
	  for (iSpan = 0; iSpan < iSpans; ++iSpan)
	    {
	      piWidth = piWidths + iSpan;
	      pPoint = pPoints + iSpan;

	      /* Create a one-line DIB for the bit data */
	      hBitmap = winCreateDIBNativeGDI (*piWidth, 1, pDrawable->depth,
					       NULL, (BITMAPINFO **) &pbmih);

	      /* Select the span line line bitmap into the temporary DC */
	      hbmpOrig = SelectObject (hdcMem, hBitmap);
	      
	      /* Blast bit data to the one-line DIB */
	      SetDIBits (hdcMem, hBitmap,
			 0, 1,
			 pSrc,
			 (BITMAPINFO *) pbmih,
			 DIB_RGB_COLORS);

	      /* Blit the span line to the drawable */
	      BitBlt (pGCPriv->hdcMem,
		      pPoint->x, pPoint->y,
		      *piWidth, 1,
		      hdcMem,
		      0, 0, 
		      NOTSRCCOPY);

	      /*
	       * REMOVE - Visual verification only.
	       */
	      BitBlt (pGCPriv->hdc,
		      pDrawable->width, pDrawable->height + pPoint->y,
		      *piWidth, 1,
		      hdcMem,
		      0, 0, 
		      SRCCOPY);

	      /* Display some useful information */
	      ErrorF ("(%dx%dx%d) (%d,%d) w: %d ps: %08x\n",
		      pDrawable->width, pDrawable->height, pDrawable->depth,
		      pPoint->x, pPoint->y, *piWidth, pSrc);

	      /* Calculate offset of next bit source */
	      pSrc += 4 * ((*piWidth + 31) / 32);

	      /* Pop the span line bitmap out of the memory DC */
	      SelectObject (hdcMem, hbmpOrig);

	      /* Free the temporary bitmap */
	      DeleteObject (hBitmap);
	      hBitmap = NULL;
	    }

	  /*
	   * REMOVE - Visual verification only.
	   */
	  DEBUG_MSG ("DRAWABLE_PIXMAP - GXinvert - Prior to invert");
	  BitBlt (pGCPriv->hdc, 
		  pDrawable->width * 2, pDrawable->height,
		  pDrawable->width, pDrawable->height,
		  pGCPriv->hdcMem,
		  0, 0, 
		  SRCCOPY);
	  DEBUG_MSG ("DRAWABLE_PIXMAP - GXinvert - Finished invert");

	  /* Release the scratch DC */
	  DeleteDC (hdcMem);
	  break;

	case GXorReverse:
	  FatalError ("winSetSpans - DRAWABLE_PIXMAP - GXorReverse\n");
	  break;

	case GXcopyInverted:
	  FatalError ("winSetSpans - DRAWABLE_PIXMAP - GXcopyInverted\n");
	  break;

	case GXorInverted:
	  FatalError ("winSetSpans - DRAWABLE_PIXMAP - GXorInverted\n");
	  break;

	case GXnand:
	  FatalError ("winSetSpans - DRAWABLE_PIXMAP - GXnand\n");
	  break;

	case GXset:
	  FatalError ("winSetSpans - DRAWABLE_PIXMAP - GXset\n");
	  break;

	default:
	  FatalError ("winSetSpans - DRAWABLE_PIXMAP - Unknown ROP\n");
	  break;
	}

      /* Push the drawable pixmap out of the GC HDC */
      SelectObject (pGCPriv->hdcMem, hbmpOrig);
      break;

    case DRAWABLE_WINDOW:
      FatalError ("\nwinSetSpansNativeGDI - DRAWABLE_WINDOW\n\n");

      /* Branch on the raster operation type */
      switch (pGC->alu)
	{
	case GXclear:
	  ErrorF ("winSetSpans () - DRAWABLE_WINDOW - GXclear\n");
	  break;

	case GXand:
	  ErrorF ("winSetSpans () - DRAWABLE_WINDOW - GXand\n");
	  break;

	case GXandReverse:
	  ErrorF ("winSetSpans () - DRAWABLE_WINDOW - GXandReverse\n");
	  break;

	case GXcopy:
	  ErrorF ("winSetSpans () - DRAWABLE_WINDOW - GXcopy\n");
	  break;

	case GXandInverted:
	  ErrorF ("winSetSpans () - DRAWABLE_WINDOW - GXandInverted\n");
	  break;

	case GXnoop:
	  ErrorF ("winSetSpans () - DRAWABLE_WINDOW - GXnoop\n");
	  break;

	case GXxor:
	  ErrorF ("winSetSpans () - DRAWABLE_WINDOW - GXxor\n");
	  break;

	case GXor:
	  ErrorF ("winSetSpans () - DRAWABLE_WINDOW - GXor\n");
	  break;

	case GXnor:
	  ErrorF ("winSetSpans () - DRAWABLE_WINDOW - GXnor\n");
	  break;

	case GXequiv:
	  ErrorF ("winSetSpans () - DRAWABLE_WINDOW - GXequiv\n");
	  break;

	case GXinvert:
	  ErrorF ("winSetSpans () - DRAWABLE_WINDOW - GXinvert\n");
	  break;

	case GXorReverse:
	  ErrorF ("winSetSpans () - DRAWABLE_WINDOW - GXorReverse\n");
	  break;

	case GXcopyInverted:
	  ErrorF ("winSetSpans () - DRAWABLE_WINDOW - GXcopyInverted\n");
	  break;

	case GXorInverted:
	  ErrorF ("winSetSpans () - DRAWABLE_WINDOW - GXorInverted\n");
	  break;

	case GXnand:
	  ErrorF ("winSetSpans () - DRAWABLE_WINDOW - GXnand\n");
	  break;

	case GXset:
	  ErrorF ("winSetSpans () - DRAWABLE_WINDOW - GXset\n");
	  break;

	default:
	  ErrorF ("winSetSpans () - DRAWABLE_WINDOW - Unknown ROP\n");
	  break;
	}
      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;
    }
}