500 lines
25 KiB
C++
500 lines
25 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 <basegfx/range/b2drectangle.hxx>
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#include <basegfx/utils/canvastools.hxx>
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#include <basegfx/polygon/b2dpolypolygon.hxx>
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#include <basegfx/polygon/b2dpolypolygontools.hxx>
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#include <basegfx/matrix/b2dhommatrix.hxx>
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#include <canvas/canvastools.hxx>
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#include <osl/diagnose.h>
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#include <sal/log.hxx>
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#include "cachedprimitivebase.hxx"
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#include "polypolyaction.hxx"
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#include <outdevstate.hxx>
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#include <utility>
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#include "mtftools.hxx"
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using namespace ::com::sun::star;
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namespace cppcanvas::internal
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{
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namespace
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{
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class PolyPolyAction : public CachedPrimitiveBase
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{
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public:
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PolyPolyAction( const ::basegfx::B2DPolyPolygon&,
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const CanvasSharedPtr&,
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const OutDevState&,
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bool bFill,
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bool bStroke );
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PolyPolyAction( const ::basegfx::B2DPolyPolygon&,
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const CanvasSharedPtr&,
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const OutDevState&,
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bool bFill,
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bool bStroke,
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int nTransparency );
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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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using Action::render;
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virtual bool renderPrimitive( uno::Reference< rendering::XCachedPrimitive >& rCachedPrimitive,
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const ::basegfx::B2DHomMatrix& rTransformation ) const override;
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const uno::Reference< rendering::XPolyPolygon2D > mxPolyPoly;
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const ::basegfx::B2DRange maBounds;
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const CanvasSharedPtr mpCanvas;
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// stroke color is now implicit: the maState.DeviceColor member
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rendering::RenderState maState;
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uno::Sequence< double > maFillColor;
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};
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PolyPolyAction::PolyPolyAction( const ::basegfx::B2DPolyPolygon& rPolyPoly,
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const CanvasSharedPtr& rCanvas,
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const OutDevState& rState,
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bool bFill,
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bool bStroke ) :
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CachedPrimitiveBase( rCanvas, false ),
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mxPolyPoly( ::basegfx::unotools::xPolyPolygonFromB2DPolyPolygon( rCanvas->getUNOCanvas()->getDevice(), rPolyPoly) ),
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maBounds( ::basegfx::utils::getRange(rPolyPoly) ),
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mpCanvas( rCanvas )
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{
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tools::initRenderState(maState,rState);
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if( bFill )
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maFillColor = rState.fillColor;
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if( bStroke )
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maState.DeviceColor = rState.lineColor;
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}
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PolyPolyAction::PolyPolyAction( const ::basegfx::B2DPolyPolygon& rPolyPoly,
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const CanvasSharedPtr& rCanvas,
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const OutDevState& rState,
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bool bFill,
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bool bStroke,
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int nTransparency ) :
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CachedPrimitiveBase( rCanvas, false ),
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mxPolyPoly( ::basegfx::unotools::xPolyPolygonFromB2DPolyPolygon( rCanvas->getUNOCanvas()->getDevice(), rPolyPoly) ),
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maBounds( ::basegfx::utils::getRange(rPolyPoly) ),
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mpCanvas( rCanvas )
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{
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tools::initRenderState(maState,rState);
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if( bFill )
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{
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maFillColor = rState.fillColor;
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if( maFillColor.getLength() < 4 )
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maFillColor.realloc( 4 );
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// TODO(F1): Color management
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// adapt fill color transparency
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maFillColor.getArray()[3] = 1.0 - nTransparency / 100.0;
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}
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if( bStroke )
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{
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maState.DeviceColor = rState.lineColor;
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if( maState.DeviceColor.getLength() < 4 )
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maState.DeviceColor.realloc( 4 );
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// TODO(F1): Color management
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// adapt fill color transparency
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maState.DeviceColor.getArray()[3] = 1.0 - nTransparency / 100.0;
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}
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}
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bool PolyPolyAction::renderPrimitive( uno::Reference< rendering::XCachedPrimitive >& rCachedPrimitive,
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const ::basegfx::B2DHomMatrix& rTransformation ) const
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{
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SAL_INFO( "cppcanvas.emf", "::cppcanvas::internal::PolyPolyAction::renderPrimitive()" );
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SAL_INFO( "cppcanvas.emf", "::cppcanvas::internal::PolyPolyAction: 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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if( maFillColor.hasElements() )
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{
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// TODO(E3): Use DBO's finalizer here,
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// fillPolyPolygon() might throw
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const uno::Sequence< double > aTmpColor( aLocalState.DeviceColor );
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aLocalState.DeviceColor = maFillColor;
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rCachedPrimitive = mpCanvas->getUNOCanvas()->fillPolyPolygon( mxPolyPoly,
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mpCanvas->getViewState(),
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aLocalState );
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aLocalState.DeviceColor = aTmpColor;
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}
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if( aLocalState.DeviceColor.hasElements() )
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{
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rCachedPrimitive = mpCanvas->getUNOCanvas()->drawPolyPolygon( mxPolyPoly,
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mpCanvas->getViewState(),
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aLocalState );
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}
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return true;
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}
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bool PolyPolyAction::renderSubset( const ::basegfx::B2DHomMatrix& rTransformation,
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const Subset& rSubset ) const
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{
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// TODO(F1): Split up poly-polygon into polygons, or even
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// line segments, when subsets are requested.
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// polygon 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 CachedPrimitiveBase::render( rTransformation );
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}
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::basegfx::B2DRange PolyPolyAction::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(
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maBounds,
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mpCanvas->getViewState(),
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aLocalState );
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}
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::basegfx::B2DRange PolyPolyAction::getBounds( const ::basegfx::B2DHomMatrix& rTransformation,
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const Subset& rSubset ) const
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{
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// TODO(F1): Split up poly-polygon into polygons, or even
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// line segments, when subsets are requested.
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// polygon 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 PolyPolyAction::getActionCount() const
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{
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// TODO(F1): Split up poly-polygon into polygons, or even
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// line segments, when subsets are requested.
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return 1;
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}
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class TexturedPolyPolyAction : public CachedPrimitiveBase
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{
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public:
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TexturedPolyPolyAction( const ::basegfx::B2DPolyPolygon& rPoly,
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const CanvasSharedPtr& rCanvas,
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const OutDevState& rState,
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const rendering::Texture& rTexture );
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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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using Action::render;
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virtual bool renderPrimitive( uno::Reference< rendering::XCachedPrimitive >& rCachedPrimitive,
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const ::basegfx::B2DHomMatrix& rTransformation ) const override;
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const uno::Reference< rendering::XPolyPolygon2D > mxPolyPoly;
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const ::basegfx::B2DRectangle maBounds;
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const CanvasSharedPtr mpCanvas;
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// stroke color is now implicit: the maState.DeviceColor member
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rendering::RenderState maState;
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const rendering::Texture maTexture;
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};
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TexturedPolyPolyAction::TexturedPolyPolyAction( const ::basegfx::B2DPolyPolygon& rPolyPoly,
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const CanvasSharedPtr& rCanvas,
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const OutDevState& rState,
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const rendering::Texture& rTexture ) :
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CachedPrimitiveBase( rCanvas, true ),
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mxPolyPoly( ::basegfx::unotools::xPolyPolygonFromB2DPolyPolygon( rCanvas->getUNOCanvas()->getDevice(), rPolyPoly) ),
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maBounds( ::basegfx::utils::getRange(rPolyPoly) ),
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mpCanvas( rCanvas ),
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maTexture( rTexture )
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{
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tools::initRenderState(maState,rState);
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}
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bool TexturedPolyPolyAction::renderPrimitive( uno::Reference< rendering::XCachedPrimitive >& rCachedPrimitive,
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const ::basegfx::B2DHomMatrix& rTransformation ) const
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{
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SAL_INFO( "cppcanvas.emf", "::cppcanvas::internal::PolyPolyAction::renderPrimitive()" );
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SAL_INFO( "cppcanvas.emf", "::cppcanvas::internal::PolyPolyAction: 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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uno::Sequence< rendering::Texture > aSeq { maTexture };
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rCachedPrimitive = mpCanvas->getUNOCanvas()->fillTexturedPolyPolygon( mxPolyPoly,
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mpCanvas->getViewState(),
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aLocalState,
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aSeq );
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return true;
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}
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bool TexturedPolyPolyAction::renderSubset( const ::basegfx::B2DHomMatrix& rTransformation,
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const Subset& rSubset ) const
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{
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// TODO(F1): Split up poly-polygon into polygons, or even
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// line segments, when subsets are requested.
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// polygon 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 CachedPrimitiveBase::render( rTransformation );
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}
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::basegfx::B2DRange TexturedPolyPolyAction::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(
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maBounds,
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mpCanvas->getViewState(),
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aLocalState );
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}
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::basegfx::B2DRange TexturedPolyPolyAction::getBounds( const ::basegfx::B2DHomMatrix& rTransformation,
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const Subset& rSubset ) const
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{
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// TODO(F1): Split up poly-polygon into polygons, or even
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// line segments, when subsets are requested.
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// polygon 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 TexturedPolyPolyAction::getActionCount() const
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{
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// TODO(F1): Split up poly-polygon into polygons, or even
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// line segments, when subsets are requested.
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return 1;
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}
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class StrokedPolyPolyAction : public CachedPrimitiveBase
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{
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public:
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StrokedPolyPolyAction( const ::basegfx::B2DPolyPolygon& rPoly,
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const CanvasSharedPtr& rCanvas,
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const OutDevState& rState,
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rendering::StrokeAttributes aStrokeAttributes );
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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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using Action::render;
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virtual bool renderPrimitive( uno::Reference< rendering::XCachedPrimitive >& rCachedPrimitive,
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const ::basegfx::B2DHomMatrix& rTransformation ) const override;
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const uno::Reference< rendering::XPolyPolygon2D > mxPolyPoly;
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const ::basegfx::B2DRectangle maBounds;
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const CanvasSharedPtr mpCanvas;
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rendering::RenderState maState;
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const rendering::StrokeAttributes maStrokeAttributes;
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};
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StrokedPolyPolyAction::StrokedPolyPolyAction( const ::basegfx::B2DPolyPolygon& rPolyPoly,
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const CanvasSharedPtr& rCanvas,
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const OutDevState& rState,
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rendering::StrokeAttributes aStrokeAttributes ) :
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CachedPrimitiveBase( rCanvas, false ),
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mxPolyPoly( ::basegfx::unotools::xPolyPolygonFromB2DPolyPolygon( rCanvas->getUNOCanvas()->getDevice(), rPolyPoly) ),
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maBounds( ::basegfx::utils::getRange(rPolyPoly) ),
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mpCanvas( rCanvas ),
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maStrokeAttributes(std::move( aStrokeAttributes ))
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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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bool StrokedPolyPolyAction::renderPrimitive( uno::Reference< rendering::XCachedPrimitive >& rCachedPrimitive,
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const ::basegfx::B2DHomMatrix& rTransformation ) const
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{
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SAL_INFO( "cppcanvas.emf", "::cppcanvas::internal::PolyPolyAction::renderPrimitive()" );
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SAL_INFO( "cppcanvas.emf", "::cppcanvas::internal::PolyPolyAction: 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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rCachedPrimitive = mpCanvas->getUNOCanvas()->strokePolyPolygon( mxPolyPoly,
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mpCanvas->getViewState(),
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aLocalState,
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maStrokeAttributes );
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return true;
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}
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bool StrokedPolyPolyAction::renderSubset( const ::basegfx::B2DHomMatrix& rTransformation,
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const Subset& rSubset ) const
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{
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// TODO(F1): Split up poly-polygon into polygons, or even
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// line segments, when subsets are requested.
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// polygon 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 CachedPrimitiveBase::render( rTransformation );
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}
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::basegfx::B2DRange StrokedPolyPolyAction::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(
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maBounds,
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mpCanvas->getViewState(),
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aLocalState );
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}
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::basegfx::B2DRange StrokedPolyPolyAction::getBounds( const ::basegfx::B2DHomMatrix& rTransformation,
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const Subset& rSubset ) const
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{
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// TODO(F1): Split up poly-polygon into polygons, or even
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// line segments, when subsets are requested.
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// polygon 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 StrokedPolyPolyAction::getActionCount() const
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{
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// TODO(F1): Split up poly-polygon into polygons, or even
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// line segments, when subsets are requested.
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return 1;
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}
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}
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std::shared_ptr<Action> PolyPolyActionFactory::createPolyPolyAction( const ::basegfx::B2DPolyPolygon& rPoly,
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const CanvasSharedPtr& rCanvas,
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const OutDevState& rState )
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{
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OSL_ENSURE( rState.isLineColorSet || rState.isFillColorSet,
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"PolyPolyActionFactory::createPolyPolyAction() with empty line and fill color" );
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return std::make_shared<PolyPolyAction>( rPoly, rCanvas, rState,
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rState.isFillColorSet,
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rState.isLineColorSet );
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}
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std::shared_ptr<Action> PolyPolyActionFactory::createPolyPolyAction( const ::basegfx::B2DPolyPolygon& rPoly,
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const CanvasSharedPtr& rCanvas,
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const OutDevState& rState,
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const rendering::Texture& rTexture )
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{
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return std::make_shared<TexturedPolyPolyAction>( rPoly, rCanvas, rState, rTexture );
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}
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std::shared_ptr<Action> PolyPolyActionFactory::createLinePolyPolyAction( const ::basegfx::B2DPolyPolygon& rPoly,
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const CanvasSharedPtr& rCanvas,
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const OutDevState& rState )
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{
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OSL_ENSURE( rState.isLineColorSet,
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"PolyPolyActionFactory::createLinePolyPolyAction() called with empty line color" );
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return std::make_shared<PolyPolyAction>( rPoly, rCanvas, rState,
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false,
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rState.isLineColorSet );
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}
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std::shared_ptr<Action> PolyPolyActionFactory::createPolyPolyAction( const ::basegfx::B2DPolyPolygon& rPoly,
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const CanvasSharedPtr& rCanvas,
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const OutDevState& rState,
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const rendering::StrokeAttributes& rStrokeAttributes )
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{
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OSL_ENSURE( rState.isLineColorSet,
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"PolyPolyActionFactory::createPolyPolyAction() for strokes called with empty line color" );
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return std::make_shared<StrokedPolyPolyAction>( rPoly, rCanvas, rState, rStrokeAttributes );
|
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}
|
|
|
|
std::shared_ptr<Action> PolyPolyActionFactory::createPolyPolyAction( const ::basegfx::B2DPolyPolygon& rPoly,
|
|
const CanvasSharedPtr& rCanvas,
|
|
const OutDevState& rState,
|
|
int nTransparency )
|
|
{
|
|
OSL_ENSURE( rState.isLineColorSet || rState.isFillColorSet,
|
|
"PolyPolyActionFactory::createPolyPolyAction() with empty line and fill color" );
|
|
return std::make_shared<PolyPolyAction>( rPoly, rCanvas, rState,
|
|
rState.isFillColorSet,
|
|
rState.isLineColorSet,
|
|
nTransparency );
|
|
}
|
|
|
|
}
|
|
|
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
|