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Diffstat (limited to 'cppcanvas/source/mtfrenderer/lineaction.cxx')
| -rw-r--r-- | cppcanvas/source/mtfrenderer/lineaction.cxx | 167 |
1 files changed, 167 insertions, 0 deletions
diff --git a/cppcanvas/source/mtfrenderer/lineaction.cxx b/cppcanvas/source/mtfrenderer/lineaction.cxx new file mode 100644 index 000000000000..a779e45ab64a --- /dev/null +++ b/cppcanvas/source/mtfrenderer/lineaction.cxx @@ -0,0 +1,167 @@ +/************************************************************************* + * + * 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_cppcanvas.hxx" + +#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) ); + } + + } +} |