175 lines
7.6 KiB
C++
175 lines
7.6 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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#include <com/sun/star/rendering/XCanvas.hpp>
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#include <sal/types.h>
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#include <vcl/canvastools.hxx>
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#include <basegfx/range/b2drange.hxx>
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#include <basegfx/point/b2dpoint.hxx>
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#include <basegfx/utils/canvastools.hxx>
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#include <canvas/canvastools.hxx>
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#include "pointaction.hxx"
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#include <outdevstate.hxx>
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#include <cppcanvas/canvas.hxx>
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#include "mtftools.hxx"
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using namespace ::com::sun::star;
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namespace cppcanvas
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{
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namespace internal
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{
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namespace
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{
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class PointAction : public Action
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{
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public:
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PointAction( const ::basegfx::B2DPoint&,
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const CanvasSharedPtr&,
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const OutDevState& );
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PointAction( const ::basegfx::B2DPoint&,
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const CanvasSharedPtr&,
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const OutDevState&,
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const ::Color& );
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PointAction(const PointAction&) = delete;
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const PointAction& operator=(const PointAction&) = delete;
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virtual bool render( const ::basegfx::B2DHomMatrix& rTransformation ) const override;
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virtual bool renderSubset( const ::basegfx::B2DHomMatrix& rTransformation,
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const Subset& rSubset ) const override;
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virtual ::basegfx::B2DRange getBounds( const ::basegfx::B2DHomMatrix& rTransformation ) const override;
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virtual ::basegfx::B2DRange getBounds( const ::basegfx::B2DHomMatrix& rTransformation,
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const Subset& rSubset ) const override;
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virtual sal_Int32 getActionCount() const override;
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private:
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::basegfx::B2DPoint maPoint;
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CanvasSharedPtr mpCanvas;
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css::rendering::RenderState maState;
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};
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PointAction::PointAction( const ::basegfx::B2DPoint& rPoint,
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const CanvasSharedPtr& rCanvas,
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const OutDevState& rState ) :
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maPoint( rPoint ),
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mpCanvas( rCanvas ),
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maState()
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{
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tools::initRenderState(maState,rState);
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maState.DeviceColor = rState.lineColor;
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}
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PointAction::PointAction( const ::basegfx::B2DPoint& rPoint,
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const CanvasSharedPtr& rCanvas,
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const OutDevState& rState,
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const ::Color& rAltColor ) :
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maPoint( rPoint ),
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mpCanvas( rCanvas ),
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maState()
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{
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tools::initRenderState(maState,rState);
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maState.DeviceColor = vcl::unotools::colorToDoubleSequence(
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rAltColor,
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rCanvas->getUNOCanvas()->getDevice()->getDeviceColorSpace() );
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}
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bool PointAction::render( const ::basegfx::B2DHomMatrix& rTransformation ) const
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{
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SAL_INFO( "cppcanvas.emf", "::cppcanvas::internal::PointAction::render()" );
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SAL_INFO( "cppcanvas.emf", "::cppcanvas::internal::PointAction: 0x" << std::hex << this );
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rendering::RenderState aLocalState( maState );
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::canvas::tools::prependToRenderState(aLocalState, rTransformation);
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mpCanvas->getUNOCanvas()->drawPoint( ::basegfx::unotools::point2DFromB2DPoint(maPoint),
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mpCanvas->getViewState(),
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aLocalState );
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return true;
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}
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bool PointAction::renderSubset( const ::basegfx::B2DHomMatrix& rTransformation,
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const Subset& rSubset ) const
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{
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// point only contains a single action, fail if subset
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// requests different range
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if( rSubset.mnSubsetBegin != 0 ||
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rSubset.mnSubsetEnd != 1 )
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return false;
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return render( rTransformation );
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}
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::basegfx::B2DRange PointAction::getBounds( const ::basegfx::B2DHomMatrix& rTransformation ) const
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{
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rendering::RenderState aLocalState( maState );
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::canvas::tools::prependToRenderState(aLocalState, rTransformation);
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return tools::calcDevicePixelBounds( ::basegfx::B2DRange( maPoint.getX()-1,
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maPoint.getY()-1,
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maPoint.getX()+1,
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maPoint.getY()+1 ),
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mpCanvas->getViewState(),
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aLocalState );
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}
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::basegfx::B2DRange PointAction::getBounds( const ::basegfx::B2DHomMatrix& rTransformation,
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const Subset& rSubset ) const
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{
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// point only contains a single action, empty bounds
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// if subset requests different range
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if( rSubset.mnSubsetBegin != 0 ||
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rSubset.mnSubsetEnd != 1 )
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return ::basegfx::B2DRange();
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return getBounds( rTransformation );
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}
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sal_Int32 PointAction::getActionCount() const
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{
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return 1;
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}
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}
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std::shared_ptr<Action> PointActionFactory::createPointAction( const ::basegfx::B2DPoint& rPoint,
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const CanvasSharedPtr& rCanvas,
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const OutDevState& rState )
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{
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return std::shared_ptr<Action>( new PointAction( rPoint, rCanvas, rState ) );
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}
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std::shared_ptr<Action> PointActionFactory::createPointAction( const ::basegfx::B2DPoint& rPoint,
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const CanvasSharedPtr& rCanvas,
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const OutDevState& rState,
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const ::Color& rColor )
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{
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return std::shared_ptr<Action>( new PointAction( rPoint, rCanvas, rState, rColor ) );
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}
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}
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}
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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