Ejemplo n.º 1
0
Archivo: xaaGCmisc.c Proyecto: aosm/X11
void
XAAValidateImageGlyphBlt(
   GCPtr         pGC,
   unsigned long changes,
   DrawablePtr   pDraw )
{
   XAAInfoRecPtr infoRec = GET_XAAINFORECPTR_FROM_GC(pGC);
   Bool BigFont = FALSE;

   pGC->ops->ImageText8 = XAAFallbackOps.ImageText8;
   pGC->ops->ImageText16 = XAAFallbackOps.ImageText16;
   pGC->ops->ImageGlyphBlt = XAAFallbackOps.ImageGlyphBlt;

   if(!pGC->font) return;

   if((FONTMAXBOUNDS(pGC->font, rightSideBearing) - 
	FONTMINBOUNDS(pGC->font, leftSideBearing) > 32))
	BigFont = TRUE;

   /* no funny business */
   if((FONTMINBOUNDS(pGC->font, characterWidth) <= 0) ||
	((FONTASCENT(pGC->font) + FONTDESCENT(pGC->font)) <= 0))
	return;


   /* Check for TE Fonts */
   if(!TERMINALFONT(pGC->font) || BigFont || (pGC->depth == 32)) {
	if(infoRec->ImageGlyphBltNonTE &&
		CHECK_PLANEMASK(pGC,infoRec->ImageGlyphBltNonTEFlags) &&
		CHECK_FG(pGC,infoRec->ImageGlyphBltNonTEFlags) &&
	   infoRec->SetupForSolidFill &&
		CHECK_PLANEMASK(pGC,infoRec->SolidFillFlags) &&
		CHECK_BG(pGC,infoRec->SolidFillFlags))
	{
		pGC->ops->ImageText8 = infoRec->ImageText8NonTE;
		pGC->ops->ImageText16 = infoRec->ImageText16NonTE;
		pGC->ops->ImageGlyphBlt = infoRec->ImageGlyphBltNonTE;
	}
   } else if(infoRec->ImageGlyphBltTE &&
	     CHECK_PLANEMASK(pGC,infoRec->ImageGlyphBltTEFlags)){
	if(!(infoRec->ImageGlyphBltTEFlags & TRANSPARENCY_ONLY) &&  
		CHECK_COLORS(pGC,infoRec->ImageGlyphBltTEFlags))
	{
		pGC->ops->ImageText8 = infoRec->ImageText8TE;
		pGC->ops->ImageText16 = infoRec->ImageText16TE;
		pGC->ops->ImageGlyphBlt = infoRec->ImageGlyphBltTE;
	} else {
	   if(CHECK_FG(pGC,infoRec->ImageGlyphBltTEFlags) &&
	      infoRec->SetupForSolidFill &&
	      CHECK_PLANEMASK(pGC,infoRec->SolidFillFlags) &&
	      CHECK_BG(pGC,infoRec->SolidFillFlags)) 
	   {
		pGC->ops->ImageText8 = infoRec->ImageText8TE;
		pGC->ops->ImageText16 = infoRec->ImageText16TE;
		pGC->ops->ImageGlyphBlt = infoRec->ImageGlyphBltTE;
	   }
	}
    }
}
Ejemplo n.º 2
0
void
XAAValidatePolyGlyphBlt(GCPtr pGC, unsigned long changes, DrawablePtr pDraw)
{
    XAAInfoRecPtr infoRec = GET_XAAINFORECPTR_FROM_GC(pGC);
    Bool BigFont = FALSE;

    pGC->ops->PolyText8 = XAAFallbackOps.PolyText8;
    pGC->ops->PolyText16 = XAAFallbackOps.PolyText16;
    pGC->ops->PolyGlyphBlt = XAAFallbackOps.PolyGlyphBlt;

    if (!pGC->font)
        return;
    if (pGC->fillStyle != FillSolid)
        return;

    if ((FONTMAXBOUNDS(pGC->font, rightSideBearing) -
         FONTMINBOUNDS(pGC->font, leftSideBearing) > 32))
        BigFont = TRUE;

    /* no funny business */
    if ((FONTMINBOUNDS(pGC->font, characterWidth) <= 0) ||
        ((FONTASCENT(pGC->font) + FONTDESCENT(pGC->font)) <= 0))
        return;

    /* Check for TE Fonts */
    if (!TERMINALFONT(pGC->font) || BigFont) {
        if (infoRec->PolyGlyphBltNonTE &&
            CHECK_PLANEMASK(pGC, infoRec->PolyGlyphBltNonTEFlags) &&
            CHECK_ROP(pGC, infoRec->PolyGlyphBltNonTEFlags) &&
            CHECK_ROPSRC(pGC, infoRec->PolyGlyphBltNonTEFlags) &&
            CHECK_FG(pGC, infoRec->PolyGlyphBltNonTEFlags) &&
            (!(infoRec->PolyGlyphBltNonTEFlags & TRANSPARENCY_GXCOPY_ONLY) ||
             (pGC->alu == GXcopy))
            ) {
            pGC->ops->PolyText8 = infoRec->PolyText8NonTE;
            pGC->ops->PolyText16 = infoRec->PolyText16NonTE;
            pGC->ops->PolyGlyphBlt = infoRec->PolyGlyphBltNonTE;
        }
    }
    else {
        if (infoRec->PolyGlyphBltTE &&
            CHECK_PLANEMASK(pGC, infoRec->PolyGlyphBltTEFlags) &&
            CHECK_ROP(pGC, infoRec->PolyGlyphBltTEFlags) &&
            CHECK_ROPSRC(pGC, infoRec->PolyGlyphBltNonTEFlags) &&
            CHECK_FG(pGC, infoRec->PolyGlyphBltTEFlags) &&
            (!(infoRec->PolyGlyphBltTEFlags & TRANSPARENCY_GXCOPY_ONLY) ||
             (pGC->alu == GXcopy))
            ) {
            pGC->ops->PolyText8 = infoRec->PolyText8TE;
            pGC->ops->PolyText16 = infoRec->PolyText16TE;
            pGC->ops->PolyGlyphBlt = infoRec->PolyGlyphBltTE;
        }
    }
}
Ejemplo n.º 3
0
void
GetTextBoundingBox(DrawablePtr pDrawable, FontPtr font, int x, int y,
                   int n, BoxPtr pbox)
{
    int maxAscent;
    int maxDescent;
    int maxCharWidth;

    if (FONTASCENT(font) > FONTMAXBOUNDS(font, ascent))
    {
        maxAscent = FONTASCENT(font);
    }
    else
    {
        maxAscent = FONTMAXBOUNDS(font, ascent);
    }

    if (FONTDESCENT(font) > FONTMAXBOUNDS(font, descent))
    {
        maxDescent = FONTDESCENT(font);
    }
    else
    {
        maxDescent = FONTMAXBOUNDS(font, descent);
    }

    if (FONTMAXBOUNDS(font, rightSideBearing) >
            FONTMAXBOUNDS(font, characterWidth))
    {
        maxCharWidth = FONTMAXBOUNDS(font, rightSideBearing);
    }
    else
    {
        maxCharWidth = FONTMAXBOUNDS(font, characterWidth);
    }

    pbox->x1 = pDrawable->x + x;
    pbox->y1 = pDrawable->y + y - maxAscent;
    pbox->x2 = pbox->x1 + maxCharWidth * n;
    pbox->y2 = pbox->y1 + maxAscent + maxDescent;

    if (FONTMINBOUNDS(font, leftSideBearing) < 0)
    {
        pbox->x1 += FONTMINBOUNDS(font, leftSideBearing);
    }
}
Ejemplo n.º 4
0
static GCOps *
cfb32MatchCommon_Underlay(
    GCPtr	    pGC,
    cfbPrivGCPtr    devPriv)
{
    if (pGC->lineWidth != 0)
	return 0;
    if (pGC->lineStyle != LineSolid)
	return 0;
    if (pGC->fillStyle != FillSolid)
	return 0;
    if (devPriv->rop != GXcopy)
	return 0;
    if (pGC->font &&
	FONTMAXBOUNDS(pGC->font,rightSideBearing) -
        FONTMINBOUNDS(pGC->font,leftSideBearing) <= 32 &&
	FONTMINBOUNDS(pGC->font,characterWidth) >= 0)
    {
	if (TERMINALFONT(pGC->font)
#ifdef FOUR_BIT_CODE
	    && FONTMAXBOUNDS(pGC->font,characterWidth) >= PGSZB
#endif
	)
#ifdef NO_ONE_RECT
            return &cfbTEOps1Rect;
#else
	    if (devPriv->oneRect)
		return &cfbTEOps1Rect;
	    else
		return &cfbTEOps;
#endif
	else
#ifdef NO_ONE_RECT
	    return &cfbNonTEOps1Rect;
#else
	    if (devPriv->oneRect)
		return &cfbNonTEOps1Rect;
	    else
		return &cfbNonTEOps;
#endif
    }
Ejemplo n.º 5
0
void
miPolyGlyphBlt(DrawablePtr pDrawable, GCPtr pGC, int x, int y,
	       unsigned int nglyph, CharInfoPtr *ppci, pointer pglyphBase)
{
    int width, height;
    PixmapPtr pPixmap;
    int nbyLine;			/* bytes per line of padded pixmap */
    FontPtr pfont;
    GCPtr pGCtmp;
    int i;
    int j;
    unsigned char *pbits;		/* buffer for PutImage */
    unsigned char *pb;		/* temp pointer into buffer */
    CharInfoPtr pci;		/* currect char info */
    unsigned char *pglyph;	/* pointer bits in glyph */
    int gWidth, gHeight;		/* width and height of glyph */
    int nbyGlyphWidth;		/* bytes per scanline of glyph */
    int nbyPadGlyph;			/* server padded line of glyph */

    XID gcvals[3];

    if (pGC->miTranslate)
    {
	x += pDrawable->x;
	y += pDrawable->y;
    }

    pfont = pGC->font;
    width = FONTMAXBOUNDS(pfont,rightSideBearing) - 
	    FONTMINBOUNDS(pfont,leftSideBearing);
    height = FONTMAXBOUNDS(pfont,ascent) +
	     FONTMAXBOUNDS(pfont,descent);

    pPixmap = (*pDrawable->pScreen->CreatePixmap)(pDrawable->pScreen,
						  width, height, 1);
    if (!pPixmap)
	return;

    pGCtmp = GetScratchGC(1, pDrawable->pScreen);
    if (!pGCtmp)
    {
	(*pDrawable->pScreen->DestroyPixmap)(pPixmap);
	return;
    }

    gcvals[0] = GXcopy;
    gcvals[1] = 1;
    gcvals[2] = 0;

    DoChangeGC(pGCtmp, GCFunction|GCForeground|GCBackground, gcvals, 0);

    nbyLine = BitmapBytePad(width);
    pbits = (unsigned char *)ALLOCATE_LOCAL(height*nbyLine);
    if (!pbits)
    {
	(*pDrawable->pScreen->DestroyPixmap)(pPixmap);
	FreeScratchGC(pGCtmp);
        return;
    }
    while(nglyph--)
    {
	pci = *ppci++;
	pglyph = FONTGLYPHBITS(pglyphBase, pci);
	gWidth = GLYPHWIDTHPIXELS(pci);
	gHeight = GLYPHHEIGHTPIXELS(pci);
	if (gWidth && gHeight)
	{
	    nbyGlyphWidth = GLYPHWIDTHBYTESPADDED(pci);
	    nbyPadGlyph = BitmapBytePad(gWidth);

	    if (nbyGlyphWidth == nbyPadGlyph
#if GLYPHPADBYTES != 4
	        && (((int) pglyph) & 3) == 0
#endif
		)
	    {
		pb = pglyph;
	    }
	    else
	    {
		for (i=0, pb = pbits; i<gHeight; i++, pb = pbits+(i*nbyPadGlyph))
		    for (j = 0; j < nbyGlyphWidth; j++)
			*pb++ = *pglyph++;
		pb = pbits;
	    }

	    if ((pGCtmp->serialNumber) != (pPixmap->drawable.serialNumber))
		ValidateGC((DrawablePtr)pPixmap, pGCtmp);
	    (*pGCtmp->ops->PutImage)((DrawablePtr)pPixmap, pGCtmp,
				pPixmap->drawable.depth,
				0, 0, gWidth, gHeight, 
				0, XYBitmap, (char *)pb);

	    if ((pGC->serialNumber) != (pDrawable->serialNumber))
		ValidateGC(pDrawable, pGC);
	    (*pGC->ops->PushPixels)(pGC, pPixmap, pDrawable,
			       gWidth, gHeight,
			       x + pci->metrics.leftSideBearing,
			       y - pci->metrics.ascent);
	}
	x += pci->metrics.characterWidth;
    }
    (*pDrawable->pScreen->DestroyPixmap)(pPixmap);
    DEALLOCATE_LOCAL(pbits);
    FreeScratchGC(pGCtmp);
}
Ejemplo n.º 6
0
void
xf4bppImageGlyphBlt(DrawablePtr pDrawable, GC *pGC, int x, int y,
		    unsigned int nglyph, CharInfoPtr *ppci, pointer pglyphBase)
{
    ExtentInfoRec info;	/* used by QueryGlyphExtents() */
    xRectangle backrect;/* backing rectangle to paint.
			   in the general case, NOT necessarily
			   the same as the string's bounding box
			*/
    /* GJA -- I agree, this ALL should be moved to GC validation. */
    if ( (pDrawable->type != DRAWABLE_WINDOW) || (pGC->alu != GXcopy) ||
         !xf86Screens[pDrawable->pScreen->myNum]->vtSema ||
         ((pGC->font) &&
	    (FONTMAXBOUNDS(pGC->font,rightSideBearing) -
	     FONTMINBOUNDS(pGC->font,leftSideBearing) > 32 ||
	     FONTMINBOUNDS(pGC->font,characterWidth) < 0)) ) {
       miImageGlyphBlt(pDrawable, pGC, x, y, nglyph, ppci, pglyphBase);
    } else {
       ppcPrivGC *pPrivGC;
       int oldfillStyle, oldfg, oldalu;

       if (!(pGC->planemask & 0x0F))
   	   return;

       QueryGlyphExtents(pGC->font, ppci, (unsigned long)nglyph, &info);

       backrect.x = x;
       backrect.y = y - FONTASCENT(pGC->font);
       backrect.width = info.overallWidth;
       backrect.height = FONTASCENT(pGC->font) + FONTDESCENT(pGC->font);


       pPrivGC = pGC->devPrivates[mfbGCPrivateIndex].ptr;
       oldfillStyle = pPrivGC->colorRrop.fillStyle; /* GJA */
       oldfg = pPrivGC->colorRrop.fgPixel; /* GJA */
       oldalu = pPrivGC->colorRrop.alu; /* GJA */

       pPrivGC->colorRrop.fillStyle = FillSolid; /* GJA */
       pPrivGC->colorRrop.fgPixel = pGC->bgPixel; /* GJA */
       pGC->fgPixel = pGC->bgPixel;
       pPrivGC->colorRrop.alu = GXcopy; /* GJA */
       pGC->alu = GXcopy;

       /* Required fields:
        * colorRrop.alu, colorRrop.planemask, colorRrop.fgPixel
        */
       xf4bppPolyFillRect(pDrawable, pGC, 1, &backrect);

       pPrivGC->colorRrop.fgPixel = oldfg; /* GJA */
       pGC->fgPixel = oldfg;

       /* the faint-hearted can open their eyes now */

       DO_WM3(pGC,doImageGlyphBlt(pDrawable, pGC, x, y, nglyph, ppci,
			pglyphBase,&info))

       pPrivGC->colorRrop.fillStyle = oldfillStyle; /* GJA */
       pPrivGC->colorRrop.alu = oldalu; /* GJA */
       pGC->alu = oldalu;
    }

}