Line data    Source code

       1             : /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
       2             : /*
       3             :  * This file is part of the LibreOffice project.
       4             :  *
       5             :  * This Source Code Form is subject to the terms of the Mozilla Public
       6             :  * License, v. 2.0. If a copy of the MPL was not distributed with this
       7             :  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
       8             :  *
       9             :  * This file incorporates work covered by the following license notice:
      10             :  *
      11             :  *   Licensed to the Apache Software Foundation (ASF) under one or more
      12             :  *   contributor license agreements. See the NOTICE file distributed
      13             :  *   with this work for additional information regarding copyright
      14             :  *   ownership. The ASF licenses this file to you under the Apache
      15             :  *   License, Version 2.0 (the "License"); you may not use this file
      16             :  *   except in compliance with the License. You may obtain a copy of
      17             :  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
      18             :  */
      19             : 
      20             : #ifndef INCLUDED_BASEGFX_RASTER_BZPIXELRASTER_HXX
      21             : #define INCLUDED_BASEGFX_RASTER_BZPIXELRASTER_HXX
      22             : 
      23             : #include <basegfx/raster/bpixelraster.hxx>
      24             : #include <basegfx/basegfxdllapi.h>
      25             : 
      26             : namespace basegfx
      27             : {
      28             :     class BZPixelRaster : public BPixelRaster
      29             :     {
      30             :     protected:
      31             :         // additionally, host a ZBuffer
      32             :         sal_uInt16*                 mpZBuffer;
      33             : 
      34             :     public:
      35             :         // reset
      36             :         void resetZ()
      37             :         {
      38             :             reset();
      39             :             memset(mpZBuffer, 0, sizeof(sal_uInt16) * mnCount);
      40             :         }
      41             : 
      42             :         // constructor/destructor
      43          13 :         BZPixelRaster(sal_uInt32 nWidth, sal_uInt32 nHeight)
      44             :         :   BPixelRaster(nWidth, nHeight),
      45          13 :             mpZBuffer(new sal_uInt16[mnCount])
      46             :         {
      47          13 :             memset(mpZBuffer, 0, sizeof(sal_uInt16) * mnCount);
      48          13 :         }
      49             : 
      50          13 :         ~BZPixelRaster()
      51          13 :         {
      52          13 :             delete [] mpZBuffer;
      53          13 :         }
      54             : 
      55             :         // data access read only
      56             :         const sal_uInt16& getZ(sal_uInt32 nIndex) const
      57             :         {
      58             : #ifdef DBG_UTIL
      59             :             if(nIndex >= mnCount)
      60             :             {
      61             :                 OSL_FAIL("getZ: Access out of range (!)");
      62             :                 return mpZBuffer[0L];
      63             :             }
      64             : #endif
      65             :             return mpZBuffer[nIndex];
      66             :         }
      67             : 
      68             :         // data access read/write
      69     2999564 :         sal_uInt16& getZ(sal_uInt32 nIndex)
      70             :         {
      71             : #ifdef DBG_UTIL
      72             :             if(nIndex >= mnCount)
      73             :             {
      74             :                 OSL_FAIL("getZ: Access out of range (!)");
      75             :                 return mpZBuffer[0L];
      76             :             }
      77             : #endif
      78     2999564 :             return mpZBuffer[nIndex];
      79             :         }
      80             :     };
      81             : } // end of namespace basegfx
      82             : 
      83             : #endif // INCLUDED_BASEGFX_RASTER_BZPIXELRASTER_HXX
      84             : 
      85             : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */