416 lines
11 KiB
C
416 lines
11 KiB
C
/* $Xorg: PsGC.c,v 1.4 2001/02/09 02:04:36 xorgcvs Exp $ */
|
|
/*
|
|
|
|
Copyright 1996, 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.
|
|
|
|
*/
|
|
/*
|
|
* (c) Copyright 1996 Hewlett-Packard Company
|
|
* (c) Copyright 1996 International Business Machines Corp.
|
|
* (c) Copyright 1996 Sun Microsystems, Inc.
|
|
* (c) Copyright 1996 Novell, Inc.
|
|
* (c) Copyright 1996 Digital Equipment Corp.
|
|
* (c) Copyright 1996 Fujitsu Limited
|
|
* (c) Copyright 1996 Hitachi, Ltd.
|
|
*
|
|
* 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 COPYRIGHT HOLDERS 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 names of the copyright holders
|
|
* shall not be used in advertising or otherwise to promote the sale, use
|
|
* or other dealings in this Software without prior written authorization
|
|
* from said copyright holders.
|
|
*/
|
|
|
|
/*******************************************************************
|
|
**
|
|
** *********************************************************
|
|
** *
|
|
** * File: PsGC.c
|
|
** *
|
|
** * Contents: Graphics Context handling for the PS driver
|
|
** *
|
|
** * Created By: Roger Helmendach (Liberty Systems)
|
|
** *
|
|
** * Copyright: Copyright 1996 The Open Group, Inc.
|
|
** *
|
|
** *********************************************************
|
|
**
|
|
********************************************************************/
|
|
|
|
#ifdef HAVE_DIX_CONFIG_H
|
|
#include <dix-config.h>
|
|
#endif
|
|
|
|
#include "Ps.h"
|
|
#include "gcstruct.h"
|
|
#include "pixmapstr.h"
|
|
#include "windowstr.h"
|
|
#include "migc.h"
|
|
#include "scrnintstr.h"
|
|
|
|
static GCOps PsGCOps =
|
|
{
|
|
PsFillSpans,
|
|
PsSetSpans,
|
|
PsPutImage,
|
|
PsCopyArea,
|
|
PsCopyPlane,
|
|
PsPolyPoint,
|
|
PsPolyLine,
|
|
PsPolySegment,
|
|
PsPolyRectangle,
|
|
PsPolyArc,
|
|
PsFillPolygon,
|
|
PsPolyFillRect,
|
|
PsPolyFillArc,
|
|
PsPolyText8,
|
|
PsPolyText16,
|
|
PsImageText8,
|
|
PsImageText16,
|
|
PsImageGlyphBlt,
|
|
PsPolyGlyphBlt,
|
|
PsPushPixels
|
|
};
|
|
|
|
|
|
static GCFuncs PsGCFuncs =
|
|
{
|
|
PsValidateGC,
|
|
PsChangeGC,
|
|
PsCopyGC,
|
|
PsDestroyGC,
|
|
PsChangeClip,
|
|
PsDestroyClip,
|
|
PsCopyClip
|
|
};
|
|
|
|
Bool
|
|
PsCreateGC(pGC)
|
|
GCPtr pGC;
|
|
{
|
|
pGC->clientClip = NULL;
|
|
pGC->clientClipType = CT_NONE;
|
|
|
|
pGC->ops = &PsGCOps;
|
|
pGC->funcs = &PsGCFuncs;
|
|
|
|
pGC->clientClip = (pointer)xalloc(sizeof(PsClipRec));
|
|
memset(pGC->clientClip, 0, sizeof(PsClipRec));
|
|
return TRUE;
|
|
}
|
|
|
|
static int
|
|
PsGetDrawablePrivateStuff(
|
|
DrawablePtr pDrawable,
|
|
GC *gc,
|
|
unsigned long *valid,
|
|
PsOutPtr *psOut,
|
|
ColormapPtr *cMap)
|
|
{
|
|
XpContextPtr pCon;
|
|
PsContextPrivPtr cPriv;
|
|
PsScreenPrivPtr sPriv;
|
|
|
|
switch(pDrawable->type)
|
|
{
|
|
case DRAWABLE_PIXMAP:
|
|
return FALSE;
|
|
case DRAWABLE_WINDOW:
|
|
pCon = PsGetContextFromWindow((WindowPtr)pDrawable);
|
|
if( pCon==NULL ) return FALSE;
|
|
else
|
|
{
|
|
Colormap c;
|
|
ColormapPtr cmap;
|
|
|
|
c = wColormap((WindowPtr)pDrawable);
|
|
cmap = (ColormapPtr)LookupIDByType(c, RT_COLORMAP);
|
|
|
|
cPriv = pCon->devPrivates[PsContextPrivateIndex].ptr;
|
|
sPriv = (PsScreenPrivPtr)
|
|
pDrawable->pScreen->devPrivates[PsScreenPrivateIndex].ptr;
|
|
*gc = cPriv->lastGC;
|
|
*valid = cPriv->validGC;
|
|
*psOut = cPriv->pPsOut;
|
|
*cMap = cmap;
|
|
return TRUE;
|
|
}
|
|
default:
|
|
return FALSE;
|
|
}
|
|
}
|
|
|
|
PsContextPrivPtr
|
|
PsGetPsContextPriv( DrawablePtr pDrawable )
|
|
{
|
|
XpContextPtr pCon;
|
|
|
|
switch(pDrawable->type)
|
|
{
|
|
case DRAWABLE_PIXMAP:
|
|
return FALSE;
|
|
case DRAWABLE_WINDOW:
|
|
pCon = PsGetContextFromWindow((WindowPtr)pDrawable);
|
|
if (pCon != NULL)
|
|
{
|
|
return pCon->devPrivates[PsContextPrivateIndex].ptr;
|
|
}
|
|
}
|
|
return NULL;
|
|
}
|
|
|
|
int
|
|
PsUpdateDrawableGC(
|
|
GCPtr pGC,
|
|
DrawablePtr pDrawable,
|
|
PsOutPtr *psOut,
|
|
ColormapPtr *cMap)
|
|
{
|
|
GC dGC;
|
|
unsigned long valid;
|
|
int i;
|
|
PsContextPrivPtr cPriv;
|
|
BoxPtr boxes;
|
|
|
|
if (!PsGetDrawablePrivateStuff(pDrawable, &dGC, &valid, psOut, cMap))
|
|
return FALSE;
|
|
|
|
switch (pDrawable->type) {
|
|
|
|
case DRAWABLE_PIXMAP:
|
|
/* we don't support pixmaps yet! */
|
|
return FALSE;
|
|
break;
|
|
case DRAWABLE_WINDOW:
|
|
if( pGC )
|
|
{
|
|
RegionPtr pReg;
|
|
WindowPtr pWin = (WindowPtr)pDrawable;
|
|
Bool freeClip;
|
|
PsClipPtr clp = (PsClipPtr)pGC->clientClip;
|
|
if( clp->outterClips )
|
|
{ xfree(clp->outterClips); clp->outterClips = 0; }
|
|
clp->nOutterClips = 0;
|
|
if( pGC->subWindowMode==IncludeInferiors )
|
|
{
|
|
pReg = NotClippedByChildren(pWin);
|
|
freeClip = TRUE;
|
|
}
|
|
else
|
|
{
|
|
pReg = &pWin->clipList;
|
|
freeClip = FALSE;
|
|
}
|
|
|
|
if( pReg->data )
|
|
{
|
|
boxes = (BoxPtr)((char *)pReg->data+sizeof(long)*2);
|
|
clp->nOutterClips = pReg->data->numRects;
|
|
clp->outterClips =
|
|
(PsRectPtr)xalloc(clp->nOutterClips*sizeof(PsRectRec));
|
|
for( i=0 ; i<clp->nOutterClips ; i++ )
|
|
{
|
|
clp->outterClips[i].x = boxes[i].x1;
|
|
clp->outterClips[i].y = boxes[i].y1;
|
|
clp->outterClips[i].w = (boxes[i].x2-boxes[i].x1)+1;
|
|
clp->outterClips[i].h = (boxes[i].y2-boxes[i].y1)+1;
|
|
}
|
|
}
|
|
|
|
if( freeClip ) REGION_DESTROY(pGC->pScreen, pReg);
|
|
PsOut_Offset(*psOut, pDrawable->x, pDrawable->y);
|
|
PsOut_Clip(*psOut, pGC->clientClipType, (PsClipPtr)pGC->clientClip);
|
|
}
|
|
cPriv = ( PsGetContextFromWindow( (WindowPtr)pDrawable ) )
|
|
->devPrivates[PsContextPrivateIndex].ptr;
|
|
break;
|
|
}
|
|
return TRUE;
|
|
}
|
|
|
|
void
|
|
PsValidateGC(GCPtr pGC, unsigned long changes, DrawablePtr pDrawable)
|
|
{
|
|
pGC->ops = &PsGCOps;
|
|
}
|
|
|
|
void
|
|
PsChangeGC(GCPtr pGC, unsigned long changes)
|
|
{
|
|
}
|
|
|
|
void
|
|
PsCopyGC(GCPtr pGCSrc, unsigned long mask, GCPtr pGCDst)
|
|
{
|
|
}
|
|
|
|
void
|
|
PsDestroyGC(GCPtr pGC)
|
|
{
|
|
PsDestroyClip(pGC);
|
|
xfree(pGC->clientClip);
|
|
}
|
|
|
|
void
|
|
PsChangeClip(GCPtr pGC, int type, pointer pValue, int nrects)
|
|
{
|
|
int i;
|
|
PsClipPtr clp = (PsClipPtr)pGC->clientClip;
|
|
RegionPtr rgn;
|
|
BoxPtr boxes;
|
|
xRectangle *rects;
|
|
|
|
PsDestroyClip(pGC);
|
|
pGC->clientClipType = type;
|
|
switch(type)
|
|
{
|
|
case CT_NONE: break;
|
|
case CT_PIXMAP:
|
|
clp->elms = PsCreateFillElementList((PixmapPtr)pValue, &clp->nElms);
|
|
(*pGC->pScreen->DestroyPixmap)((PixmapPtr)pValue);
|
|
break;
|
|
case CT_REGION:
|
|
rgn = (RegionPtr)pValue;
|
|
boxes = (BoxPtr)((char *)rgn->data+sizeof(long)*2);
|
|
clp->nRects = rgn->data->numRects;
|
|
clp->rects = (PsRectPtr)xalloc(clp->nRects*sizeof(PsRectRec));
|
|
for( i=0 ; i<clp->nRects ; i++ )
|
|
{
|
|
clp->rects[i].x = boxes[i].x1;
|
|
clp->rects[i].y = boxes[i].y1;
|
|
clp->rects[i].w = (boxes[i].x2-boxes[i].x1)+1;
|
|
clp->rects[i].h = (boxes[i].y2-boxes[i].y1)+1;
|
|
}
|
|
REGION_DESTROY(pGC->pScreen, (RegionPtr)pValue);
|
|
break;
|
|
case CT_UNSORTED:
|
|
case CT_YSORTED:
|
|
case CT_YXSORTED:
|
|
case CT_YXBANDED:
|
|
rects = (xRectangle *)pValue;
|
|
clp->nRects = nrects;
|
|
clp->rects = (PsRectPtr)xalloc(clp->nRects*sizeof(PsRectRec));
|
|
for( i=0 ; i<clp->nRects ; i++ )
|
|
{
|
|
clp->rects[i].x = rects[i].x;
|
|
clp->rects[i].y = rects[i].y;
|
|
clp->rects[i].w = rects[i].width;
|
|
clp->rects[i].h = rects[i].height;
|
|
}
|
|
xfree(pValue);
|
|
break;
|
|
}
|
|
}
|
|
|
|
void
|
|
PsDestroyClip(GCPtr pGC)
|
|
{
|
|
PsClipPtr clp = (PsClipPtr)pGC->clientClip;
|
|
|
|
if( clp->rects ) xfree(clp->rects);
|
|
if( clp->outterClips ) xfree(clp->outterClips);
|
|
clp->rects = (PsRectPtr)0;
|
|
clp->outterClips = (PsRectPtr)0;
|
|
clp->nRects = 0;
|
|
clp->nOutterClips = 0;
|
|
if( clp->elms ) PsDestroyFillElementList(clp->nElms, clp->elms);
|
|
clp->elms = (PsElmPtr)0;
|
|
clp->nElms = 0;
|
|
pGC->clientClipType = CT_NONE;
|
|
}
|
|
|
|
void
|
|
PsCopyClip(GCPtr pDst, GCPtr pSrc)
|
|
{
|
|
PsClipPtr src = (PsClipPtr)pSrc->clientClip;
|
|
PsClipPtr dst = (PsClipPtr)pDst->clientClip;
|
|
|
|
PsDestroyClip(pDst);
|
|
pDst->clientClipType = pSrc->clientClipType;
|
|
*dst = *src;
|
|
if( src->rects )
|
|
{
|
|
dst->rects = (PsRectPtr)xalloc(src->nRects*sizeof(PsRectRec));
|
|
memcpy(dst->rects, src->rects, src->nRects*sizeof(PsRectRec));
|
|
}
|
|
if( src->elms )
|
|
dst->elms = PsCloneFillElementList(src->nElms, src->elms);
|
|
}
|
|
|
|
|
|
GCPtr
|
|
PsCreateAndCopyGC(DrawablePtr pDrawable, GCPtr pSrc)
|
|
{
|
|
GCPtr pDst;
|
|
|
|
if (pSrc == NULL) {
|
|
/* https://freedesktop.org/bugzilla/show_bug.cgi?id=1416 ("'x11perf
|
|
* -copypixpix500' crashes Xprt's PostScript DDX [PsCreateAndCopyGC"):
|
|
* I have no clue whether this is the real fix or just wallpapering
|
|
* over the crash (that's why we warn here loudly when this
|
|
* happens) ... */
|
|
fprintf(stderr, "PsCreateAndCopyGC: pSrc == NULL\n");
|
|
return NULL;
|
|
}
|
|
|
|
if ((pDst =
|
|
CreateScratchGC(pDrawable->pScreen, pDrawable->depth)) == NULL)
|
|
{
|
|
return NULL;
|
|
}
|
|
|
|
if (CopyGC(pSrc, pDst,
|
|
GCFunction | GCPlaneMask | GCForeground | GCBackground |
|
|
GCLineWidth | GCLineStyle | GCCapStyle | GCJoinStyle |
|
|
GCFillStyle | GCFillRule | GCTile | GCStipple |
|
|
GCTileStipXOrigin | GCTileStipYOrigin | GCFont |
|
|
GCSubwindowMode | GCGraphicsExposures | GCClipXOrigin |
|
|
GCClipYOrigin | GCClipMask | GCDashOffset | GCDashList |
|
|
GCArcMode) != Success)
|
|
{
|
|
(void)FreeGC(pDst, (GContext)0);
|
|
|
|
return NULL;
|
|
}
|
|
|
|
return pDst;
|
|
}
|
|
|