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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2000, 2010 Oracle and/or its affiliates.
*
* OpenOffice.org - a multi-platform office productivity suite
*
* This file is part of OpenOffice.org.
*
* OpenOffice.org is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License version 3
* only, as published by the Free Software Foundation.
*
* OpenOffice.org is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License version 3 for more details
* (a copy is included in the LICENSE file that accompanied this code).
*
* You should have received a copy of the GNU Lesser General Public License
* version 3 along with OpenOffice.org. If not, see
* <http://www.openoffice.org/license.html>
* for a copy of the LGPLv3 License.
*
************************************************************************/
// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_canvas.hxx"
#include <canvas/debug.hxx>
#include <tools/diagnose_ex.h>
#include "canvasbitmap.hxx"
#include <vcl/bmpacc.hxx>
using namespace ::com::sun::star;
namespace vclcanvas
{
// Currently, the only way to generate an XBitmap is from
// XGraphicDevice.getCompatibleBitmap(). Therefore, we don't even
// take a bitmap here, but a VDev directly.
CanvasBitmap::CanvasBitmap( const ::Size& rSize,
bool bAlphaBitmap,
rendering::XGraphicDevice& rDevice,
const OutDevProviderSharedPtr& rOutDevProvider )
{
// create bitmap for given reference device
// ========================================
const USHORT nBitCount( (USHORT)24U );
const BitmapPalette* pPalette = NULL;
Bitmap aBitmap( rSize, nBitCount, pPalette );
// only create alpha channel bitmap, if factory requested
// that. Providing alpha-channeled bitmaps by default has,
// especially under VCL, a huge performance penalty (have to
// use alpha VDev, then).
if( bAlphaBitmap )
{
AlphaMask aAlpha ( rSize );
maCanvasHelper.init( BitmapEx( aBitmap, aAlpha ),
rDevice,
rOutDevProvider );
}
else
{
maCanvasHelper.init( BitmapEx( aBitmap ),
rDevice,
rOutDevProvider );
}
}
CanvasBitmap::CanvasBitmap( const BitmapEx& rBitmap,
rendering::XGraphicDevice& rDevice,
const OutDevProviderSharedPtr& rOutDevProvider )
{
maCanvasHelper.init( rBitmap, rDevice, rOutDevProvider );
}
void SAL_CALL CanvasBitmap::disposing()
{
// forward to base
CanvasBitmap_Base::disposing();
}
#define IMPLEMENTATION_NAME "VCLCanvas.CanvasBitmap"
#define SERVICE_NAME "com.sun.star.rendering.CanvasBitmap"
::rtl::OUString SAL_CALL CanvasBitmap::getImplementationName( ) throw (uno::RuntimeException)
{
return ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( IMPLEMENTATION_NAME ) );
}
sal_Bool SAL_CALL CanvasBitmap::supportsService( const ::rtl::OUString& ServiceName ) throw (uno::RuntimeException)
{
return ServiceName.equalsAsciiL( RTL_CONSTASCII_STRINGPARAM ( SERVICE_NAME ) );
}
uno::Sequence< ::rtl::OUString > SAL_CALL CanvasBitmap::getSupportedServiceNames( ) throw (uno::RuntimeException)
{
uno::Sequence< ::rtl::OUString > aRet(1);
aRet[0] = ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM ( SERVICE_NAME ) );
return aRet;
}
BitmapEx CanvasBitmap::getBitmap() const
{
tools::LocalGuard aGuard;
// TODO(T3): Rework to use shared_ptr all over the place for
// BmpEx. This is highly un-threadsafe
return maCanvasHelper.getBitmap();
}
bool CanvasBitmap::repaint( const GraphicObjectSharedPtr& rGrf,
const rendering::ViewState& viewState,
const rendering::RenderState& renderState,
const ::Point& rPt,
const ::Size& rSz,
const GraphicAttr& rAttr ) const
{
tools::LocalGuard aGuard;
mbSurfaceDirty = true;
return maCanvasHelper.repaint( rGrf, viewState, renderState, rPt, rSz, rAttr );
}
uno::Any SAL_CALL CanvasBitmap::getFastPropertyValue( sal_Int32 nHandle ) throw (uno::RuntimeException)
{
if( nHandle == 0 ) {
BitmapEx* pBitmapEx = new BitmapEx( getBitmap() );
return uno::Any( reinterpret_cast<sal_Int64>( pBitmapEx ) );
}
return uno::Any( sal_Int64(0) );
}
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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