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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.
*
************************************************************************/
#include <lineaction.hxx>
#include <outdevstate.hxx>
#include <rtl/logfile.hxx>
#include <com/sun/star/rendering/XCanvas.hpp>
#include <tools/gen.hxx>
#include <vcl/canvastools.hxx>
#include <basegfx/range/b2drange.hxx>
#include <basegfx/point/b2dpoint.hxx>
#include <basegfx/tools/canvastools.hxx>
#include <canvas/canvastools.hxx>
#include <boost/utility.hpp>
#include <cppcanvas/canvas.hxx>
#include <mtftools.hxx>
using namespace ::com::sun::star;
namespace cppcanvas
{
namespace internal
{
namespace
{
class LineAction : public Action, private ::boost::noncopyable
{
public:
LineAction( const ::basegfx::B2DPoint&,
const ::basegfx::B2DPoint&,
const CanvasSharedPtr&,
const OutDevState& );
virtual bool render( const ::basegfx::B2DHomMatrix& rTransformation ) const;
virtual bool render( const ::basegfx::B2DHomMatrix& rTransformation,
const Subset& rSubset ) const;
virtual ::basegfx::B2DRange getBounds( const ::basegfx::B2DHomMatrix& rTransformation ) const;
virtual ::basegfx::B2DRange getBounds( const ::basegfx::B2DHomMatrix& rTransformation,
const Subset& rSubset ) const;
virtual sal_Int32 getActionCount() const;
private:
::basegfx::B2DPoint maStartPoint;
::basegfx::B2DPoint maEndPoint;
CanvasSharedPtr mpCanvas;
rendering::RenderState maState;
};
LineAction::LineAction( const ::basegfx::B2DPoint& rStartPoint,
const ::basegfx::B2DPoint& rEndPoint,
const CanvasSharedPtr& rCanvas,
const OutDevState& rState ) :
maStartPoint( rStartPoint ),
maEndPoint( rEndPoint ),
mpCanvas( rCanvas ),
maState()
{
tools::initRenderState(maState,rState);
maState.DeviceColor = rState.lineColor;
}
bool LineAction::render( const ::basegfx::B2DHomMatrix& rTransformation ) const
{
RTL_LOGFILE_CONTEXT( aLog, "::cppcanvas::internal::LineAction::render()" );
RTL_LOGFILE_CONTEXT_TRACE1( aLog, "::cppcanvas::internal::LineAction: 0x%X", this );
rendering::RenderState aLocalState( maState );
::canvas::tools::prependToRenderState(aLocalState, rTransformation);
mpCanvas->getUNOCanvas()->drawLine( ::basegfx::unotools::point2DFromB2DPoint(maStartPoint),
::basegfx::unotools::point2DFromB2DPoint(maEndPoint),
mpCanvas->getViewState(),
aLocalState );
return true;
}
bool LineAction::render( const ::basegfx::B2DHomMatrix& rTransformation,
const Subset& rSubset ) const
{
// line only contains a single action, fail if subset
// requests different range
if( rSubset.mnSubsetBegin != 0 ||
rSubset.mnSubsetEnd != 1 )
return false;
return render( rTransformation );
}
::basegfx::B2DRange LineAction::getBounds( const ::basegfx::B2DHomMatrix& rTransformation ) const
{
rendering::RenderState aLocalState( maState );
::canvas::tools::prependToRenderState(aLocalState, rTransformation);
return tools::calcDevicePixelBounds( ::basegfx::B2DRange( maStartPoint,
maEndPoint ),
mpCanvas->getViewState(),
aLocalState );
}
::basegfx::B2DRange LineAction::getBounds( const ::basegfx::B2DHomMatrix& rTransformation,
const Subset& rSubset ) const
{
// line only contains a single action, empty bounds
// if subset requests different range
if( rSubset.mnSubsetBegin != 0 ||
rSubset.mnSubsetEnd != 1 )
return ::basegfx::B2DRange();
return getBounds( rTransformation );
}
sal_Int32 LineAction::getActionCount() const
{
return 1;
}
}
ActionSharedPtr LineActionFactory::createLineAction( const ::basegfx::B2DPoint& rStartPoint,
const ::basegfx::B2DPoint& rEndPoint,
const CanvasSharedPtr& rCanvas,
const OutDevState& rState )
{
return ActionSharedPtr( new LineAction( rStartPoint,
rEndPoint,
rCanvas,
rState) );
}
}
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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