418 lines
14 KiB
C++
418 lines
14 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#ifndef IOS
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#include "headless/svpbmp.hxx"
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#include "headless/svpinst.hxx"
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#include <basegfx/vector/b2ivector.hxx>
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#include <basegfx/range/b2ibox.hxx>
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#include <basebmp/scanlineformats.hxx>
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#include <basebmp/color.hxx>
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#include <vcl/salbtype.hxx>
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#include <vcl/bitmap.hxx>
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using namespace basebmp;
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using namespace basegfx;
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SvpSalBitmap::~SvpSalBitmap()
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{
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}
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bool SvpSalBitmap::Create( const Size& rSize,
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sal_uInt16 nBitCount,
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const BitmapPalette& rPalette )
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{
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SAL_INFO( "vcl.headless", "SvpSalBitmap::Create(" << rSize.Width() << "," << rSize.Height() << "," << nBitCount << ")" );
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SvpSalInstance* pInst = SvpSalInstance::s_pDefaultInstance;
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assert( pInst );
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basebmp::Format nFormat = pInst->getFormatForBitCount( nBitCount );
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B2IVector aSize( rSize.Width(), rSize.Height() );
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if( aSize.getX() == 0 )
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aSize.setX( 1 );
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if( aSize.getY() == 0 )
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aSize.setY( 1 );
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sal_Int32 nStride = getBitmapDeviceStrideForWidth(nFormat, aSize.getX());
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if( nBitCount > 8 )
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m_aBitmap = createBitmapDevice( aSize, false, nFormat, nStride );
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else
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{
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// prepare palette
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unsigned int nEntries = 1U << nBitCount;
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std::vector<basebmp::Color>* pPalette =
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new std::vector<basebmp::Color>( nEntries, basebmp::Color(COL_WHITE) );
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unsigned int nColors = rPalette.GetEntryCount();
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for( unsigned int i = 0; i < nColors; i++ )
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{
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const BitmapColor& rCol = rPalette[i];
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(*pPalette)[i] = basebmp::Color( rCol.GetRed(), rCol.GetGreen(), rCol.GetBlue() );
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}
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m_aBitmap = createBitmapDevice( aSize, false, nFormat, nStride,
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basebmp::RawMemorySharedArray(),
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basebmp::PaletteMemorySharedVector( pPalette )
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);
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}
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return true;
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}
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bool SvpSalBitmap::Create( const SalBitmap& rSalBmp )
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{
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const SvpSalBitmap& rSrc = static_cast<const SvpSalBitmap&>(rSalBmp);
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const BitmapDeviceSharedPtr& rSrcBmp = rSrc.getBitmap();
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if( rSrcBmp.get() )
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{
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B2IVector aSize = rSrcBmp->getSize();
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m_aBitmap = cloneBitmapDevice( aSize, rSrcBmp );
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B2IBox aRect( 0, 0, aSize.getX(), aSize.getY() );
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m_aBitmap->drawBitmap( rSrcBmp, aRect, aRect, DrawMode::Paint );
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}
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else
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m_aBitmap.reset();
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return true;
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}
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bool SvpSalBitmap::Create( const SalBitmap& /*rSalBmp*/,
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SalGraphics* /*pGraphics*/ )
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{
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return false;
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}
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bool SvpSalBitmap::Create( const SalBitmap& /*rSalBmp*/,
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sal_uInt16 /*nNewBitCount*/ )
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{
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return false;
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}
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bool SvpSalBitmap::Create( const ::com::sun::star::uno::Reference< ::com::sun::star::rendering::XBitmapCanvas >& /*xBitmapCanvas*/, Size& /*rSize*/, bool /*bMask*/ )
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{
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return false;
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}
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void SvpSalBitmap::Destroy()
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{
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m_aBitmap.reset();
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}
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Size SvpSalBitmap::GetSize() const
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{
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Size aSize;
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if( m_aBitmap.get() )
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{
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B2IVector aVec( m_aBitmap->getSize() );
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aSize = Size( aVec.getX(), aVec.getY() );
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}
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return aSize;
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}
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sal_uInt16 SvpSalBitmap::GetBitCount() const
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{
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sal_uInt16 nDepth = 0;
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if( m_aBitmap.get() )
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nDepth = getBitCountFromScanlineFormat( m_aBitmap->getScanlineFormat() );
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return nDepth;
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}
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BitmapBuffer* SvpSalBitmap::AcquireBuffer( BitmapAccessMode )
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{
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BitmapBuffer* pBuf = NULL;
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if( m_aBitmap.get() )
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{
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pBuf = new BitmapBuffer();
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sal_uInt16 nBitCount = 1;
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switch( m_aBitmap->getScanlineFormat() )
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{
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case Format::OneBitMsbGrey:
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case Format::OneBitMsbPal:
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nBitCount = 1;
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pBuf->mnFormat = BMP_FORMAT_1BIT_MSB_PAL;
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break;
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case Format::OneBitLsbGrey:
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case Format::OneBitLsbPal:
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nBitCount = 1;
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pBuf->mnFormat = BMP_FORMAT_1BIT_LSB_PAL;
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break;
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case Format::FourBitMsbGrey:
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case Format::FourBitMsbPal:
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nBitCount = 4;
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pBuf->mnFormat = BMP_FORMAT_4BIT_MSN_PAL;
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break;
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case Format::FourBitLsbGrey:
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case Format::FourBitLsbPal:
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nBitCount = 4;
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pBuf->mnFormat = BMP_FORMAT_4BIT_LSN_PAL;
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break;
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case Format::EightBitPal:
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nBitCount = 8;
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pBuf->mnFormat = BMP_FORMAT_8BIT_PAL;
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break;
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case Format::EightBitGrey:
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nBitCount = 8;
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pBuf->mnFormat = BMP_FORMAT_8BIT_PAL;
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break;
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case Format::SixteenBitLsbTcMask:
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nBitCount = 16;
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pBuf->mnFormat = BMP_FORMAT_16BIT_TC_LSB_MASK;
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pBuf->maColorMask = ColorMask( 0xf800, 0x07e0, 0x001f );
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break;
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case Format::SixteenBitMsbTcMask:
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nBitCount = 16;
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pBuf->mnFormat = BMP_FORMAT_16BIT_TC_MSB_MASK;
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pBuf->maColorMask = ColorMask( 0xf800, 0x07e0, 0x001f );
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break;
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case Format::TwentyFourBitTcMask:
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nBitCount = 24;
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pBuf->mnFormat = BMP_FORMAT_24BIT_TC_BGR;
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break;
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case Format::ThirtyTwoBitTcMaskBGRX:
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nBitCount = 32;
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pBuf->mnFormat = BMP_FORMAT_32BIT_TC_MASK;
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#ifdef OSL_BIGENDIAN
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pBuf->maColorMask = ColorMask( 0x0000ff00, 0x00ff0000, 0xff000000 );
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#else
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pBuf->maColorMask = ColorMask( 0x00ff0000, 0x0000ff00, 0x000000ff );
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#endif
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break;
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case Format::ThirtyTwoBitTcMaskBGRA:
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nBitCount = 32;
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pBuf->mnFormat = BMP_FORMAT_32BIT_TC_MASK;
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#ifdef OSL_BIGENDIAN
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pBuf->maColorMask = ColorMask( 0x0000ff00, 0x00ff0000, 0xff000000, 0x000000ff );
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#else
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pBuf->maColorMask = ColorMask( 0x00ff0000, 0x0000ff00, 0x000000ff, 0xff000000 );
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#endif
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break;
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case Format::ThirtyTwoBitTcMaskARGB:
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nBitCount = 32;
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pBuf->mnFormat = BMP_FORMAT_32BIT_TC_MASK;
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#ifdef OSL_BIGENDIAN
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pBuf->maColorMask = ColorMask( 0x00ff0000, 0x0000ff00, 0x000000ff, 0xff000000 );
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#else
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pBuf->maColorMask = ColorMask( 0x0000ff00, 0x00ff0000, 0xff000000, 0x000000ff );
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#endif
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break;
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case Format::ThirtyTwoBitTcMaskABGR:
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nBitCount = 32;
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pBuf->mnFormat = BMP_FORMAT_32BIT_TC_MASK;
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#ifdef OSL_BIGENDIAN
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pBuf->maColorMask = ColorMask( 0x000000ff, 0x0000ff00, 0x00ff0000, 0xff000000 );
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#else
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pBuf->maColorMask = ColorMask( 0xff000000, 0x00ff0000, 0x0000ff00, 0x000000ff );
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#endif
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break;
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case Format::ThirtyTwoBitTcMaskRGBA:
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nBitCount = 32;
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pBuf->mnFormat = BMP_FORMAT_32BIT_TC_MASK;
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#ifdef OSL_BIGENDIAN
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pBuf->maColorMask = ColorMask( 0xff000000, 0x00ff0000, 0x0000ff00, 0x000000ff );
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#else
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pBuf->maColorMask = ColorMask( 0x000000ff, 0x0000ff00, 0x00ff0000, 0xff000000 );
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#endif
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break;
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default:
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// this is an error case !!!!!
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nBitCount = 1;
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pBuf->mnFormat = BMP_FORMAT_1BIT_MSB_PAL;
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break;
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}
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if( m_aBitmap->isTopDown() )
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pBuf->mnFormat |= BMP_FORMAT_TOP_DOWN;
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B2IVector aSize = m_aBitmap->getSize();
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pBuf->mnWidth = aSize.getX();
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pBuf->mnHeight = aSize.getY();
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pBuf->mnScanlineSize = m_aBitmap->getScanlineStride();
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pBuf->mnBitCount = nBitCount;
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pBuf->mpBits = m_aBitmap->getBuffer().get();
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if( nBitCount <= 8 )
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{
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if( m_aBitmap->getScanlineFormat() == Format::EightBitGrey ||
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m_aBitmap->getScanlineFormat() == Format::FourBitLsbGrey ||
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m_aBitmap->getScanlineFormat() == Format::FourBitMsbGrey ||
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m_aBitmap->getScanlineFormat() == Format::OneBitLsbGrey ||
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m_aBitmap->getScanlineFormat() == Format::OneBitMsbGrey
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)
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pBuf->maPalette = Bitmap::GetGreyPalette( 1U << nBitCount );
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else
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{
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basebmp::PaletteMemorySharedVector aPalette = m_aBitmap->getPalette();
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if( aPalette.get() )
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{
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unsigned int nColors = aPalette->size();
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if( nColors > 0 )
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{
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pBuf->maPalette.SetEntryCount( nColors );
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for( unsigned int i = 0; i < nColors; i++ )
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{
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const basebmp::Color& rCol = (*aPalette)[i];
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pBuf->maPalette[i] = BitmapColor( rCol.getRed(), rCol.getGreen(), rCol.getBlue() );
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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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return pBuf;
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}
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void SvpSalBitmap::ReleaseBuffer( BitmapBuffer* pBuffer, BitmapAccessMode nMode )
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{
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if( nMode == BITMAP_WRITE_ACCESS && pBuffer->maPalette.GetEntryCount() )
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{
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// palette might have changed, clone device (but recycle
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// memory)
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sal_uInt16 nBitCount = 0;
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switch( m_aBitmap->getScanlineFormat() )
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{
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case Format::OneBitMsbGrey:
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// FALLTHROUGH intended
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case Format::OneBitMsbPal:
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// FALLTHROUGH intended
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case Format::OneBitLsbGrey:
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// FALLTHROUGH intended
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case Format::OneBitLsbPal:
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nBitCount = 1;
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break;
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case Format::FourBitMsbGrey:
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// FALLTHROUGH intended
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case Format::FourBitMsbPal:
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// FALLTHROUGH intended
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case Format::FourBitLsbGrey:
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// FALLTHROUGH intended
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case Format::FourBitLsbPal:
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nBitCount = 4;
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break;
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case Format::EightBitPal:
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// FALLTHROUGH intended
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case Format::EightBitGrey:
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nBitCount = 8;
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break;
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default:
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break;
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}
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if( nBitCount )
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{
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sal_uInt32 nEntries = 1U << nBitCount;
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boost::shared_ptr< std::vector<basebmp::Color> > pPal(
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new std::vector<basebmp::Color>( nEntries,
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basebmp::Color(COL_WHITE)));
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const sal_uInt32 nColors = std::min(
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(sal_uInt32)pBuffer->maPalette.GetEntryCount(),
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nEntries);
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for( sal_uInt32 i = 0; i < nColors; i++ )
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{
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const BitmapColor& rCol = pBuffer->maPalette[i];
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(*pPal)[i] = basebmp::Color( rCol.GetRed(), rCol.GetGreen(), rCol.GetBlue() );
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}
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m_aBitmap = basebmp::createBitmapDevice( m_aBitmap->getSize(),
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m_aBitmap->isTopDown(),
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m_aBitmap->getScanlineFormat(),
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m_aBitmap->getScanlineStride(),
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m_aBitmap->getBuffer(),
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pPal );
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}
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}
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delete pBuffer;
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}
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bool SvpSalBitmap::GetSystemData( BitmapSystemData& )
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{
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return false;
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}
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bool SvpSalBitmap::Crop( const Rectangle& /*rRectPixel*/ )
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{
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return false;
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}
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bool SvpSalBitmap::Erase( const ::Color& /*rFillColor*/ )
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{
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return false;
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}
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bool SvpSalBitmap::Scale( const double& /*rScaleX*/, const double& /*rScaleY*/, BmpScaleFlag /*nScaleFlag*/ )
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{
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return false;
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}
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bool SvpSalBitmap::Replace( const ::Color& /*rSearchColor*/, const ::Color& /*rReplaceColor*/, sal_uLong /*nTol*/ )
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{
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return false;
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}
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sal_uInt32 SvpSalBitmap::getBitCountFromScanlineFormat( basebmp::Format nFormat )
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{
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sal_uInt32 nBitCount = 1;
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switch( nFormat )
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{
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case Format::OneBitMsbGrey:
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case Format::OneBitLsbGrey:
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case Format::OneBitMsbPal:
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case Format::OneBitLsbPal:
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nBitCount = 1;
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break;
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case Format::FourBitMsbGrey:
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case Format::FourBitLsbGrey:
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case Format::FourBitMsbPal:
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case Format::FourBitLsbPal:
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nBitCount = 4;
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break;
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case Format::EightBitPal:
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case Format::EightBitGrey:
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nBitCount = 8;
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break;
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case Format::SixteenBitLsbTcMask:
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case Format::SixteenBitMsbTcMask:
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nBitCount = 16;
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break;
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case Format::TwentyFourBitTcMask:
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nBitCount = 24;
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break;
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case Format::ThirtyTwoBitTcMaskBGRX:
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case Format::ThirtyTwoBitTcMaskBGRA:
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case Format::ThirtyTwoBitTcMaskARGB:
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case Format::ThirtyTwoBitTcMaskABGR:
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case Format::ThirtyTwoBitTcMaskRGBA:
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nBitCount = 32;
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break;
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default:
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OSL_FAIL( "unsupported basebmp format" );
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break;
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}
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return nBitCount;
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}
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#endif
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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