Imported nx-X11-3.1.0-1.tar.gznx-X11/3.1.0-1

Summary: Imported nx-X11-3.1.0-1.tar.gz
Keywords:

Imported nx-X11-3.1.0-1.tar.gz
into Git repository

1 files changed, 419 insertions, 0 deletions

diff --git a/nx-X11/programs/Xserver/Xprint/ps/PsGC.c b/nx-X11/programs/Xserver/Xprint/ps/PsGC.c
new file mode 100644
index 000000000..56ff5cdae
--- /dev/null
+++ b/nx-X11/programs/Xserver/Xprint/ps/PsGC.c
@@ -0,0 +1,419 @@
+/* $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
+#ifdef NEED_LINEHELPER
+    ,NULL
+#endif
+};
+
+
+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;
+  PsContextPrivPtr cPriv;
+
+  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;
+}
+