465 lines
		
	
	
		
			14 KiB
		
	
	
	
		
			C
		
	
	
	
			
		
		
	
	
			465 lines
		
	
	
		
			14 KiB
		
	
	
	
		
			C
		
	
	
	
| /* $Xorg: PsArea.c,v 1.6 2001/03/14 18:27:44 pookie Exp $ */
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| /*
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| 
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| Copyright 1996, 1998  The Open Group
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| 
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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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| 
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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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| 
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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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| 
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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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| /*
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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, 2000 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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| **    *
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| **    *  File:		PsArea.c
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| **    *
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| **    *  Contents:	Image and Area functions 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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| 
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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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| 
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| void
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| PsPutScaledImage(DrawablePtr pDrawable, GCPtr pGC, int depth, int x, int y,
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|            int w, int h, int leftPad, int format, int imageRes, char *pImage)
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| {
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|   if( pDrawable->type==DRAWABLE_PIXMAP )
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|   {
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|     int             size = PixmapBytePad(w, depth)*h;
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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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| 
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|     if ((gc = PsCreateAndCopyGC(pDrawable, pGC)) == NULL) return;
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| 
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|     disp = PsGetFreeDisplayBlock(priv);
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|     elm  = &disp->elms[disp->nelms];
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|     elm->type = PutImageCmd;
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|     elm->gc = gc;
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|     elm->c.image.depth   = depth;
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|     elm->c.image.x       = x;
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|     elm->c.image.y       = y;
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|     elm->c.image.w       = w;
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|     elm->c.image.h       = h;
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|     elm->c.image.leftPad = leftPad;
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|     elm->c.image.format  = format;
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|     elm->c.image.res     = imageRes;
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|     elm->c.image.pData   = (char *)xalloc(size);
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|     memcpy(elm->c.image.pData, pImage, size);
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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, j;
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|     int          r, c;
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|     int          swap;
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|     char        *pt;
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|     PsOutPtr     psOut;
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|     ColormapPtr  cMap;
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|     int          pageRes, sw, sh;
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| 
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|     if( PsUpdateDrawableGC(pGC, pDrawable, &psOut, &cMap)==FALSE ) return;
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|     if (!imageRes) {
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| 	sw = w;
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| 	sh = h;
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|     } else {
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| 	pageRes = XpGetResolution(XpGetPrintContext(requestingClient));
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| 	sw = (float)w * (float)pageRes / (float)imageRes + 0.5;
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| 	sh = (float)h * (float)pageRes / (float)imageRes + 0.5;
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|     }
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|     PsOut_Offset(psOut, pDrawable->x, pDrawable->y);
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|     pt = (char *)(&i); i = 1; if( pt[0]=='\001' ) swap = 1; else swap = 0;
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| 
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|     if( depth==24 )
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|     {
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|       PsOut_BeginImage(psOut, 0, 0, x, y, w, h, sw, sh, 3);
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|       if( format==XYPixmap )
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|       {
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|         int   rowsiz = PixmapBytePad(w, depth);
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|         char *planes[3];
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|         planes[0] = pImage;
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|         planes[1] = &pImage[rowsiz*h];
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|         planes[2] = &pImage[rowsiz*h*2];
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|         for( r=0 ; r<h ; r++ )
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|         {
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|           char *pt[3];
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|           for( i=0 ; i<3 ;  i++ ) pt[i] = &planes[i][rowsiz*r];
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|           for( c=0 ; c<w ; c++ )
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|           {
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|             for( i=0 ; i<3 ; i++ )
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|               { PsOut_OutImageBytes(psOut, 1, &pt[i][c]); pt[i]++; }
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|           }
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|         }
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|       }
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|       else if( format==ZPixmap )
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|       {
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|         int  rowsiz = PixmapBytePad(w, depth);
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|         for( r=0 ; r<h ; r++ )
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|         {
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|           char *pt = &pImage[rowsiz*r];
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|           for( c=0 ; c<w ; c++,pt+=4 )
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|           {
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|             if( swap )
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|             {
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|               char tmp[4];
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|               tmp[0] = pt[3]; tmp[1] = pt[2]; tmp[2] = pt[1]; tmp[3] = pt[0];
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|               PsOut_OutImageBytes(psOut, 3, &tmp[1]);
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|             }
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|             else
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|               PsOut_OutImageBytes(psOut, 3, &pt[1]);
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|           }
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|         }
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|       }
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|       else goto error;
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|       PsOut_EndImage(psOut);
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|     }
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|     else if( depth==8 )
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|     {
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|       int  rowsiz = PixmapBytePad(w, depth);
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|       PsOut_BeginImage(psOut, 0, 0, x, y, w, h, sw, sh, 3);
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|       for( r=0 ; r<h ; r++ )
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|       {
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|         char *pt = &pImage[rowsiz*r];
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|         for( c=0 ; c<w ; c++,pt++ )
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|         {
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|           int   val = PsGetPixelColor(cMap, (int)(*pt)&0xFF);
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|           char *ipt = (char *)&val;
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|           if( swap )
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|           {
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|             char tmp[4];
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|             tmp[0] = ipt[3]; tmp[1] = ipt[2]; tmp[2] = ipt[1]; tmp[3] = ipt[0];
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|             PsOut_OutImageBytes(psOut, 3, &tmp[1]);
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|           }
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|           else
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|             PsOut_OutImageBytes(psOut, 3, &ipt[1]);
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|         }
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|       }
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|       PsOut_EndImage(psOut);
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|     }
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|     else if( depth==1 )
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|     {
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|       {
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|         int  rowsiz = BitmapBytePad(w);
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|         int  psrsiz = (w+7)/8;
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|         PsOut_BeginImage(psOut, PsGetPixelColor(cMap, pGC->bgPixel),
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|                          PsGetPixelColor(cMap, pGC->fgPixel),
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| 			 x, y, w, h, sw, sh, 1);
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|         for( r=0 ; r<h ; r++ )
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|         {
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|           char *pt = &pImage[rowsiz*r];
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|           for( i=0 ; i<psrsiz ; i++ )
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|           {
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|             int  iv_, iv = (int)pt[i]&0xFF;
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|             char c;
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|             if( swap )
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|               { for( j=0,iv_=0 ; j<8 ; j++ ) iv_ |= (((iv>>j)&1)<<(7-j)); }
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|             else
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|               iv_ = iv;
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|             c = iv_;
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|             PsOut_OutImageBytes(psOut, 1, &c);
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|           }
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|         }
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|         PsOut_EndImage(psOut);
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|       }
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|     }
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|   }
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| error:
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|   return;
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| }
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| 
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| static void
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| PsPutScaledImageIM(DrawablePtr pDrawable, GCPtr pGC, int depth, int x, int y,
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|            int w, int h, int leftPad, int format, int imageRes, char *pImage)
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| {
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|   if( pDrawable->type==DRAWABLE_PIXMAP )
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|   {
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|     int             size = PixmapBytePad(w, depth)*h;
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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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| 
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|     if ((gc = PsCreateAndCopyGC(pDrawable, pGC)) == NULL) return;
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| 
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|     disp = PsGetFreeDisplayBlock(priv);
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|     elm  = &disp->elms[disp->nelms];
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|     elm->type = PutImageCmd;
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|     elm->gc = gc;
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|     elm->c.image.depth   = depth;
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|     elm->c.image.x       = x;
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|     elm->c.image.y       = y;
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|     elm->c.image.w       = w;
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|     elm->c.image.h       = h;
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|     elm->c.image.leftPad = leftPad;
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|     elm->c.image.format  = format;
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|     elm->c.image.res     = imageRes;
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|     elm->c.image.pData   = (char *)xalloc(size);
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|     memcpy(elm->c.image.pData, pImage, size);
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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, j;
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|     int          r, c;
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|     int          swap;
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|     char        *pt;
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|     PsOutPtr     psOut;
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|     ColormapPtr  cMap;
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|     int          pageRes, sw, sh;
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| #ifdef BM_CACHE
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|     long   cache_id = 0;
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| #endif
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|     
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|     if( PsUpdateDrawableGC(pGC, pDrawable, &psOut, &cMap)==FALSE ) return;
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|     if (!imageRes) {
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|         sw = w;
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|         sh = h;
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|     } else {
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|         pageRes = XpGetResolution(XpGetPrintContext(requestingClient));
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|         sw = (float)w * (float)pageRes / (float)imageRes + 0.5;
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|         sh = (float)h * (float)pageRes / (float)imageRes + 0.5;
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|     }
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|     PsOut_Offset(psOut, pDrawable->x, pDrawable->y);
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|     pt = (char *)(&i); i = 1; if( pt[0]=='\001' ) swap = 1; else swap = 0;
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| 
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| #ifdef BM_CACHE
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|     cache_id = PsBmIsImageCached(w, h, pImage);
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| 
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|     if(!cache_id)
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|     {
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|       cache_id = PsBmPutImageInCache(w, h, pImage);
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| 
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|       if(!cache_id)
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|          return;
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| 
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|       PsOut_BeginImageCache(psOut, cache_id);
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| #endif
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|     if( depth==24 )
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|     {
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|       PsOut_BeginImageIM(psOut, 0, 0, x, y, w, h, sw, sh, 3);
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|       if( format==XYPixmap )
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|       {
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|         int   rowsiz = PixmapBytePad(w, depth);
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|         char *planes[3];
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|         planes[0] = pImage;
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|         planes[1] = &pImage[rowsiz*h];
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|         planes[2] = &pImage[rowsiz*h*2];
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|         for( r=0 ; r<h ; r++ )
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|         {
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|           char *pt[3];
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|           for( i=0 ; i<3 ;  i++ ) pt[i] = &planes[i][rowsiz*r];
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|           for( c=0 ; c<w ; c++ )
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|           {
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|             for( i=0 ; i<3 ; i++ )
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|               { PsOut_OutImageBytes(psOut, 1, &pt[i][c]); pt[i]++; }
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|           }
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|         }
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|       }
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|       else if( format==ZPixmap )
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|       {
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|         int  rowsiz = PixmapBytePad(w, depth);
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|         for( r=0 ; r<h ; r++ )
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|         {
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|           char *pt = &pImage[rowsiz*r];
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|           for( c=0 ; c<w ; c++,pt+=4 )
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|           {
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|             if( swap )
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|             {
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|               char tmp[4];
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|               tmp[0] = pt[3]; tmp[1] = pt[2]; tmp[2] = pt[1]; tmp[3] = pt[0];
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|               PsOut_OutImageBytes(psOut, 3, &tmp[1]);
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|             }
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|             else
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|               PsOut_OutImageBytes(psOut, 3, &pt[1]);
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|           }
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|         }
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|       }
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|       else goto error;
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|       PsOut_EndImage(psOut);
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|     }
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|     else if( depth==8 )
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|     {
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|       int  rowsiz = PixmapBytePad(w, depth);
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|       PsOut_BeginImageIM(psOut, 0, 0, x, y, w, h, sw, sh, 3);
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|       for( r=0 ; r<h ; r++ )
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|       {
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|         char *pt = &pImage[rowsiz*r];
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|         for( c=0 ; c<w ; c++,pt++ )
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|         {
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|           int   val = PsGetPixelColor(cMap, (int)(*pt)&0xFF);
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|           char *ipt = (char *)&val;
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|           if( swap )
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|           {
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|             char tmp[4];
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|             tmp[0] = ipt[3]; tmp[1] = ipt[2]; tmp[2] = ipt[1]; tmp[3] = ipt[0];
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|             PsOut_OutImageBytes(psOut, 3, &tmp[1]);
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|           }
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|           else
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|             PsOut_OutImageBytes(psOut, 3, &ipt[1]);
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|         }
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|       }
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|       PsOut_EndImage(psOut);
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|     }
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|     else if( depth==1 )
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|     {
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|       {
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|         int  rowsiz = BitmapBytePad(w);
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|         int  psrsiz = (w+7)/8;
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|         PsOut_BeginImageIM(psOut, PsGetPixelColor(cMap, pGC->bgPixel),
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|                          PsGetPixelColor(cMap, pGC->fgPixel),
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|                          x, y, w, h, sw, sh, 1);
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|         for( r=0 ; r<h ; r++ )
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|         {
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|           char *pt = &pImage[rowsiz*r];
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|           for( i=0 ; i<psrsiz ; i++ )
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|           {
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|             int  iv_, iv = (int)pt[i]&0xFF;
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|             char c;
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|             if( swap )
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|               { for( j=0,iv_=0 ; j<8 ; j++ ) iv_ |= (((iv>>j)&1)<<(7-j)); }
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|             else
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|               iv_ = iv;
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|             c = iv_;
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|             PsOut_OutImageBytes(psOut, 1, &c);
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|           }
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|         }
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|         PsOut_EndImage(psOut);
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|       }
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|     }
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| #ifdef BM_CACHE
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|     PsOut_EndImageCache(psOut);
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|     }
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|     PsOut_ImageCache(psOut, x, y, cache_id, PsGetPixelColor(cMap, pGC->bgPixel),
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|                            PsGetPixelColor(cMap, pGC->fgPixel));
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| #endif
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|   }
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| error:
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|   return;
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| }
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| void
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| PsPutImage(DrawablePtr pDrawable, GCPtr pGC, int depth, int x, int y,
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|            int w, int h, int leftPad, int format, char *pImage)
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| {
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|     XpContextPtr pcon;
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|     if (requestingClient && (pcon = XpGetPrintContext(requestingClient)))
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| 	PsPutScaledImage(pDrawable, pGC, depth, x, y, w, h, leftPad, format,
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| 			 pcon->imageRes, pImage);
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| }
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| void
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| PsPutImageMask(DrawablePtr pDrawable, GCPtr pGC, int depth, int x, int y,
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|            int w, int h, int leftPad, int format, char *pImage)
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| {
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|     XpContextPtr pcon;
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|     if (requestingClient && (pcon = XpGetPrintContext(requestingClient)))
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|         PsPutScaledImageIM(pDrawable, pGC, depth, x, y, w, h, leftPad, format,
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|                          pcon->imageRes, pImage);
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| }
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| 
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| RegionPtr
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| PsCopyArea(DrawablePtr pSrc, DrawablePtr pDst, GCPtr pGC, int srcx, int srcy,
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|            int width, int height, int dstx, int dsty)
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| {
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|   PixmapPtr  src = (PixmapPtr)pSrc;
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|   PixmapPtr  dst = (PixmapPtr)pDst;
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| 
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|   if( pSrc->type!=DRAWABLE_PIXMAP ) return NULL;
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|   if( pDst->type!=DRAWABLE_PIXMAP )
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|   {
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|     PsOutPtr     psOut;
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|     ColormapPtr  cMap;
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|     if( PsUpdateDrawableGC(pGC, pDst, &psOut, &cMap)==FALSE ) return NULL;
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|     PsOut_Offset(psOut, pDst->x, pDst->y);
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|     PsOut_BeginFrame(psOut, dstx-srcx, dsty-srcy, dstx, dsty, width, height);
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|     PsReplayPixmap(src, pDst);
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|     PsOut_EndFrame(psOut);
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|   }
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|   else PsCopyDisplayList(src, dst, dstx-srcx, dsty-srcy, dstx, dsty,
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|                          width, height);
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|   return NULL;
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| }
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| 
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| RegionPtr
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| PsCopyPlane(DrawablePtr pSrc, DrawablePtr pDst, GCPtr pGC, int srcx, int srcy,
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|             int width, int height, int dstx, int dsty, unsigned long plane)
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| {
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|   PixmapPtr  src = (PixmapPtr)pSrc;
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|   PixmapPtr  dst = (PixmapPtr)pDst;
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| 
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|   if( pSrc->type!=DRAWABLE_PIXMAP ) return NULL;
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|   if( pDst->type!=DRAWABLE_PIXMAP )
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|   {
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|     PsOutPtr     psOut;
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|     ColormapPtr  cMap;
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|     if( PsUpdateDrawableGC(pGC, pDst, &psOut, &cMap)==FALSE ) return NULL;
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|     PsOut_Offset(psOut, pDst->x, pDst->y);
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|     PsOut_BeginFrame(psOut, dstx-srcx, dsty-srcy, dstx, dsty, width, height);
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|     PsReplayPixmap(src, pDst);
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|     PsOut_EndFrame(psOut);
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|   }
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|   else PsCopyDisplayList(src, dst, dstx-srcx, dsty-srcy, dstx, dsty,
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|                          width, height);
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|   return NULL;
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| }
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