vcl/headless/svpvd.cxx

   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 #include "headless/svpvd.hxx"
  21 #include "headless/svpgdi.hxx"
  22
  23 #include <basegfx/vector/b2ivector.hxx>
  24 #include <basebmp/scanlineformats.hxx>
  25
  26 #include "stdio.h"
  27
  28 using namespace basegfx;
  29 using namespace basebmp;
  30
  31 SvpSalVirtualDevice::~SvpSalVirtualDevice()
  32 {
  33 }
  34
  35 SalGraphics* SvpSalVirtualDevice::GetGraphics()
  36 {
  37     SvpSalGraphics* pGraphics = new SvpSalGraphics();
  38     pGraphics->setDevice( m_aDevice );
  39     m_aGraphics.push_back( pGraphics );
  40     return pGraphics;
  41 }
  42
  43 void SvpSalVirtualDevice::ReleaseGraphics( SalGraphics* pGraphics )
  44 {
  45     m_aGraphics.remove( dynamic_cast<SvpSalGraphics*>(pGraphics) );
  46     delete pGraphics;
  47 }
  48
  49 sal_Bool SvpSalVirtualDevice::SetSize( long nNewDX, long nNewDY )
  50 {
  51     return SetSizeUsingBuffer( nNewDX, nNewDY, basebmp::RawMemorySharedArray() );
  52 }
  53
  54 sal_Bool SvpSalVirtualDevice::SetSizeUsingBuffer( long nNewDX, long nNewDY, const basebmp::RawMemorySharedArray &pBuffer )
  55 {
  56     B2IVector aDevSize( nNewDX, nNewDY );
  57     if( aDevSize.getX() == 0 )
  58         aDevSize.setX( 1 );
  59     if( aDevSize.getY() == 0 )
  60         aDevSize.setY( 1 );
  61     if( ! m_aDevice.get() || m_aDevice->getSize() != aDevSize )
  62     {
  63         sal_uInt32 nFormat = SVP_DEFAULT_BITMAP_FORMAT;
  64         std::vector< basebmp::Color > aDevPal;
  65         switch( m_nBitCount )
  66         {
  67             case 1: nFormat = Format::ONE_BIT_MSB_PAL;
  68                 aDevPal.reserve(2);
  69                 aDevPal.push_back( basebmp::Color( 0, 0, 0 ) );
  70                 aDevPal.push_back( basebmp::Color( 0xff, 0xff, 0xff ) );
  71                 break;
  72             case 4: nFormat = Format::FOUR_BIT_MSB_PAL; break;
  73             case 8: nFormat = Format::EIGHT_BIT_PAL; break;
  74 #ifdef OSL_BIGENDIAN
  75             case 16: nFormat = Format::SIXTEEN_BIT_MSB_TC_MASK; break;
  76 #else
  77             case 16: nFormat = Format::SIXTEEN_BIT_LSB_TC_MASK; break;
  78 #endif
  79             case 24: nFormat = Format::TWENTYFOUR_BIT_TC_MASK; break;
  80             case 32: nFormat = Format::THIRTYTWO_BIT_TC_MASK; break;
  81 #if defined(ANDROID) || defined(IOS)
  82             case 0:  nFormat = Format::THIRTYTWO_BIT_TC_MASK_RGBA; break;
  83 #else
  84             case 0:  nFormat = Format::TWENTYFOUR_BIT_TC_MASK; break;
  85 #endif
  86         }
  87         m_aDevice = aDevPal.empty()
  88                     ? ( pBuffer
  89                         ? createBitmapDevice( aDevSize, false, nFormat, pBuffer, PaletteMemorySharedVector() )
  90                         : createBitmapDevice( aDevSize, false, nFormat )
  91                        )
  92                     : createBitmapDevice( aDevSize, false, nFormat, PaletteMemorySharedVector( new std::vector< basebmp::Color >(aDevPal) ) );
  93
  94         // update device in existing graphics
  95         for( std::list< SvpSalGraphics* >::iterator it = m_aGraphics.begin();
  96              it != m_aGraphics.end(); ++it )
  97              (*it)->setDevice( m_aDevice );
  98
  99     }
 100     return true;
 101 }
 102
 103 void SvpSalVirtualDevice::GetSize( long& rWidth, long& rHeight )
 104 {
 105     if( m_aDevice.get() )
 106     {
 107         B2IVector aDevSize( m_aDevice->getSize() );
 108         rWidth = aDevSize.getX();
 109         rHeight = aDevSize.getY();
 110     }
 111     else
 112         rWidth = rHeight = 0;
 113 }
 114
 115 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */