182 lines
		
	
	
		
			6.0 KiB
		
	
	
	
		
			C
		
	
	
	
			
		
		
	
	
			182 lines
		
	
	
		
			6.0 KiB
		
	
	
	
		
			C
		
	
	
	
/*
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Copyright 1996, 1998  The Open Group
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Permission to use, copy, modify, distribute, and sell this software and its
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documentation for any purpose is hereby granted without fee, provided that
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the above copyright notice appear in all copies and that both that
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copyright notice and this permission notice appear in supporting
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documentation.
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
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OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
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AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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Except as contained in this notice, the name of The Open Group shall not be
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used in advertising or otherwise to promote the sale, use or other dealings
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in this Software without prior written authorization from The Open Group.
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*/
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/*
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 * (c) Copyright 1996 Hewlett-Packard Company
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 * (c) Copyright 1996 International Business Machines Corp.
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 * (c) Copyright 1996 Sun Microsystems, Inc.
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 * (c) Copyright 1996 Novell, Inc.
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 * (c) Copyright 1996 Digital Equipment Corp.
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 * (c) Copyright 1996 Fujitsu Limited
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 * (c) Copyright 1996 Hitachi, Ltd.
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 *
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 * Permission is hereby granted, free of charge, to any person obtaining
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 * a copy of this software and associated documentation files (the
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 * "Software"), to deal in the Software without restriction, including
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 * without limitation the rights to use, copy, modify, merge, publish,
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 * distribute, sublicense, and/or sell copies of the Software, and to
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 * permit persons to whom the Software is furnished to do so, subject
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 * to the following conditions:
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 *
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 * The above copyright notice and this permission notice shall be included
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 * in all copies or substantial portions of the Software.
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 *
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 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
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 * THE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
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 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
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 * OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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 * SOFTWARE.
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 *
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 * Except as contained in this notice, the names of the copyright holders
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 * shall not be used in advertising or otherwise to promote the sale, use
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 * or other dealings in this Software without prior written authorization
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 * from said copyright holders.
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 */
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/*******************************************************************
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**
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**    *********************************************************
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**    *
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**    *  File:		PsArc.c
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**    *
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**    *  Contents:	Arc-drawing code for the PS DDX driver
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**    *
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**    *  Created By:	Roger Helmendach (Liberty Systems)
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**    *
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**    *  Copyright:	Copyright 1996 The Open Group, Inc.
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**    *
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**    *********************************************************
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** 
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********************************************************************/
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#ifdef HAVE_DIX_CONFIG_H
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#include <dix-config.h>
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#endif
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#include <stdio.h>
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#include "Ps.h"
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#include "gcstruct.h"
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#include "windowstr.h"
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void
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PsPolyArc(
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  DrawablePtr pDrawable,
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  GCPtr       pGC,
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  int         nArcs,
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  xArc       *pArcs)
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{
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  if( pDrawable->type==DRAWABLE_PIXMAP )
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  {
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    DisplayElmPtr   elm;
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    PixmapPtr       pix  = (PixmapPtr)pDrawable;
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    PsPixmapPrivPtr priv = (PsPixmapPrivPtr)pix->devPrivate.ptr;
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    DisplayListPtr  disp;
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    GCPtr           gc;
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    if ((gc = PsCreateAndCopyGC(pDrawable, pGC)) == NULL) return;
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    disp = PsGetFreeDisplayBlock(priv);
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    elm  = &disp->elms[disp->nelms];
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    elm->type = PolyArcCmd;
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    elm->gc   = gc;
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    elm->c.arcs.nArcs = nArcs;
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    elm->c.arcs.pArcs = (xArc *)xalloc(nArcs*sizeof(xArc));
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    memcpy(elm->c.arcs.pArcs, pArcs, nArcs*sizeof(xArc));
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    disp->nelms += 1;
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  }
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  else
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  {
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    int         i;
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    PsOutPtr    psOut;
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    ColormapPtr cMap;
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    if( PsUpdateDrawableGC(pGC, pDrawable, &psOut, &cMap)==FALSE ) return;
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    PsOut_Offset(psOut, pDrawable->x, pDrawable->y);
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    PsOut_Color(psOut, PsGetPixelColor(cMap, pGC->fgPixel));
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    PsLineAttrs(psOut, pGC, cMap);
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    for( i=0 ; i<nArcs ; i++ )
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    {
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      PsOut_DrawArc(psOut, (int)pArcs[i].x, (int)pArcs[i].y,
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                    (int)pArcs[i].width, (int)pArcs[i].height,
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                    (float)pArcs[i].angle1/64.,
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                    (float)pArcs[i].angle2/64.);
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    }
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  }
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}
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void
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PsPolyFillArc(
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  DrawablePtr pDrawable,
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  GCPtr       pGC,
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  int         nArcs,
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  xArc       *pArcs)
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{
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  if( pDrawable->type==DRAWABLE_PIXMAP )
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  {
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    DisplayElmPtr   elm;
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    PixmapPtr       pix  = (PixmapPtr)pDrawable;
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    PsPixmapPrivPtr priv = (PsPixmapPrivPtr)pix->devPrivate.ptr;
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    DisplayListPtr  disp;
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    GCPtr           gc;
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    if ((gc = PsCreateAndCopyGC(pDrawable, pGC)) == NULL) return;
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    disp = PsGetFreeDisplayBlock(priv);
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    elm  = &disp->elms[disp->nelms];
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    elm->type = PolyFillArcCmd;
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    elm->gc   = gc;
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    elm->c.arcs.nArcs = nArcs;
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    elm->c.arcs.pArcs = (xArc *)xalloc(nArcs*sizeof(xArc));
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    memcpy(elm->c.arcs.pArcs, pArcs, nArcs*sizeof(xArc));
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    disp->nelms += 1;
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  }
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  else
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  {
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    int         i;
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    PsOutPtr    psOut;
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    PsArcEnum   styl;
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    ColormapPtr cMap;
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    if( PsUpdateDrawableGC(pGC, pDrawable, &psOut, &cMap)==FALSE ) return;
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    PsOut_Offset(psOut, pDrawable->x, pDrawable->y);
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    PsSetFillColor(pDrawable, pGC, psOut, cMap);
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    PsLineAttrs(psOut, pGC, cMap);
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    if( pGC->arcMode==ArcChord ) styl = PsChord;
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    else                         styl = PsPieSlice;
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    for( i=0 ; i<nArcs ; i++ )
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    {
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      PsOut_FillArc(psOut, (int)pArcs[i].x, (int)pArcs[i].y,
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                    (int)pArcs[i].width, (int)pArcs[i].height,
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                    (float)pArcs[i].angle1/64.,
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                    (float)pArcs[i].angle2/64., styl);
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    }
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  }
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}
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