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Diffstat (limited to 'cfb/cfbtegblt.c')
-rw-r--r-- | cfb/cfbtegblt.c | 218 |
1 files changed, 0 insertions, 218 deletions
diff --git a/cfb/cfbtegblt.c b/cfb/cfbtegblt.c deleted file mode 100644 index f04ee3faf..000000000 --- a/cfb/cfbtegblt.c +++ /dev/null @@ -1,218 +0,0 @@ -/*********************************************************** - -Copyright 1987, 1998 The Open Group - -Permission to use, copy, modify, distribute, and sell this software and its -documentation for any purpose is hereby granted without fee, provided that -the above copyright notice appear in all copies and that both that -copyright notice and this permission notice appear in supporting -documentation. - -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 -OPEN GROUP 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 Open Group 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 Open Group. - - -Copyright 1987 by Digital Equipment Corporation, Maynard, Massachusetts. - - All Rights Reserved - -Permission to use, copy, modify, and distribute this software and its -documentation for any purpose and without fee is hereby granted, -provided that the above copyright notice appear in all copies and that -both that copyright notice and this permission notice appear in -supporting documentation, and that the name of Digital not be -used in advertising or publicity pertaining to distribution of the -software without specific, written prior permission. - -DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING -ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL -DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR -ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, -WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, -ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS -SOFTWARE. - -******************************************************************/ - -#ifdef HAVE_DIX_CONFIG_H -#include <dix-config.h> -#endif - -#include <X11/X.h> -#include <X11/Xmd.h> -#include <X11/Xproto.h> -#include "cfb.h" -#include <X11/fonts/fontstruct.h> -#include "dixfontstr.h" -#include "gcstruct.h" -#include "windowstr.h" -#include "scrnintstr.h" -#include "pixmapstr.h" -#include "regionstr.h" -#include "cfbmskbits.h" -#include "mi.h" -#define MFB_CONSTS_ONLY -#include "maskbits.h" - -/* - this works for fonts with glyphs <= 32 bits wide, on an - arbitrarily deep display. Use cfbTEGlyphBlt8 for 8 bit displays. - - This should be called only with a terminal-emulator font; -this means that the FIXED_METRICS flag is set, and that -glyphbounds == charbounds. - - in theory, this goes faster; even if it doesn't, it reduces the -flicker caused by writing a string over itself with image text (since -the background gets repainted per character instead of per string.) -this seems to be important for some converted X10 applications. - - Image text looks at the bits in the glyph and the fg and bg in the -GC. it paints a rectangle, as defined in the protocol dcoument, -and the paints the characters. - -*/ - -void -cfbTEGlyphBlt(pDrawable, pGC, x, y, nglyph, ppci, pglyphBase) - DrawablePtr pDrawable; - GC *pGC; - int x, y; - unsigned int nglyph; - CharInfoPtr *ppci; /* array of character info */ - pointer pglyphBase; /* start of array of glyphs */ -{ - FontPtr pfont = pGC->font; - int widthDst; - CfbBits *pdstBase; /* pointer to longword with top row - of current glyph */ - - int w; /* width of glyph and char */ - int h; /* height of glyph and char */ - register int xpos=x; /* current x%32 */ - int ypos=y; /* current y%32 */ - register unsigned char *pglyph; - int widthGlyph; - - register CfbBits *pdst;/* pointer to current longword in dst */ - int hTmp; /* counter for height */ - BoxRec bbox; /* for clipping */ - - register int wtmp,xtemp,width; - CfbBits bgfill,fgfill,*ptemp,tmpDst1,tmpDst2,*pdtmp; -#if PSZ != 24 - int tmpx; -#endif - - xpos += pDrawable->x; - ypos += pDrawable->y; - - cfbGetLongWidthAndPointer (pDrawable, widthDst, pdstBase) - - wtmp = FONTMAXBOUNDS(pfont,characterWidth); - h = FONTASCENT(pfont) + FONTDESCENT(pfont); - widthGlyph = GLYPHWIDTHBYTESPADDED(*ppci); - - xpos += FONTMAXBOUNDS(pfont,leftSideBearing); - ypos -= FONTASCENT(pfont); - - bbox.x1 = xpos; - bbox.x2 = xpos + (wtmp * nglyph); - bbox.y1 = ypos; - bbox.y2 = ypos + h; - - fgfill = PFILL(pGC->fgPixel); - bgfill = PFILL(pGC->bgPixel); - - switch (RECT_IN_REGION(pGC->pScreen, cfbGetCompositeClip(pGC), &bbox)) - { - case rgnOUT: - break; - case rgnPART: - /* this is the WRONG thing to do, but it works. - calling the non-terminal text is easy, but slow, given - what we know about the font. - - the right thing to do is something like: - for each clip rectangle - compute at which row the glyph starts to be in it, - and at which row the glyph ceases to be in it - compute which is the first glyph inside the left - edge, and the last one inside the right edge - draw a fractional first glyph, using only - the rows we know are in - draw all the whole glyphs, using the appropriate rows - draw any pieces of the last glyph, using the right rows - - this way, the code would take advantage of knowing that - all glyphs are the same height and don't overlap. - - one day... - */ - cfbImageGlyphBlt8(pDrawable, pGC, x, y, nglyph, ppci, pglyphBase); - break; - case rgnIN: - - pdtmp = pdstBase + (widthDst * ypos); - while(nglyph--) - { - - pglyph = FONTGLYPHBITS(pglyphBase, *ppci++); - pdst = pdtmp; - hTmp = h; - - while (hTmp--) - { - x = xpos; - width = wtmp; - xtemp = 0; - - while (width > 0) - { -#if PSZ == 24 - w = 1; - ptemp = (CfbBits *)(pglyph + ((xtemp *3)>> 2)); - getstipplepixels24(ptemp,xtemp,0,&bgfill,&tmpDst1, xtemp); - getstipplepixels24(ptemp,xtemp,1,&fgfill,&tmpDst2, xtemp); -#else - tmpx = x & PIM; - w = min(width, PPW - tmpx); - w = min(w, (PGSZ - xtemp)); - ptemp = (CfbBits *)(pglyph + (xtemp >> MFB_PWSH)); - getstipplepixels(ptemp,xtemp,w,0,&bgfill,&tmpDst1); - getstipplepixels(ptemp,xtemp,w,1,&fgfill,&tmpDst2); -#endif - - { - CfbBits tmpDst = tmpDst1 | tmpDst2; -#if PSZ == 24 - CfbBits *pdsttmp = pdst + ((x*3) >> 2); - putbits24(tmpDst,w,pdsttmp,pGC->planemask,x); -#else - CfbBits *pdsttmp = pdst + (x >> PWSH); - putbits(tmpDst,tmpx,w,pdsttmp,pGC->planemask); -#endif - } - x += w; - xtemp += w; - width -= w; - } - pglyph += widthGlyph; - pdst += widthDst; - } - xpos += wtmp; - } - break; - } -} |