Adding upstream version 4:24.2.0.upstream/4%24.2.0

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 500 insertions, 0 deletions

diff --git a/cppcanvas/source/mtfrenderer/polypolyaction.cxx b/cppcanvas/source/mtfrenderer/polypolyaction.cxx
new file mode 100644
index 0000000000..955727a313
--- /dev/null
+++ b/cppcanvas/source/mtfrenderer/polypolyaction.cxx
@@ -0,0 +1,500 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+
+#include <com/sun/star/rendering/XCanvas.hpp>
+
+#include <sal/types.h>
+
+#include <basegfx/range/b2drectangle.hxx>
+#include <basegfx/utils/canvastools.hxx>
+#include <basegfx/polygon/b2dpolypolygon.hxx>
+#include <basegfx/polygon/b2dpolypolygontools.hxx>
+#include <basegfx/matrix/b2dhommatrix.hxx>
+#include <canvas/canvastools.hxx>
+#include <osl/diagnose.h>
+#include <sal/log.hxx>
+
+#include "cachedprimitivebase.hxx"
+#include "polypolyaction.hxx"
+#include <outdevstate.hxx>
+#include <utility>
+#include "mtftools.hxx"
+
+
+using namespace ::com::sun::star;
+
+namespace cppcanvas::internal
+{
+        namespace
+        {
+            class PolyPolyAction : public CachedPrimitiveBase
+            {
+            public:
+                PolyPolyAction( const ::basegfx::B2DPolyPolygon&,
+                                const CanvasSharedPtr&,
+                                const OutDevState&,
+                                bool bFill,
+                                bool bStroke );
+                PolyPolyAction( const ::basegfx::B2DPolyPolygon&,
+                                const CanvasSharedPtr&,
+                                const OutDevState&,
+                                bool bFill,
+                                bool bStroke,
+                                int nTransparency );
+
+                virtual bool renderSubset( const ::basegfx::B2DHomMatrix& rTransformation,
+                                           const Subset&                  rSubset ) const override;
+
+                virtual ::basegfx::B2DRange getBounds( const ::basegfx::B2DHomMatrix& rTransformation ) const override;
+                virtual ::basegfx::B2DRange getBounds( const ::basegfx::B2DHomMatrix&   rTransformation,
+                                                       const Subset&                    rSubset ) const override;
+
+                virtual sal_Int32 getActionCount() const override;
+
+            private:
+                using Action::render;
+                virtual bool renderPrimitive( uno::Reference< rendering::XCachedPrimitive >& rCachedPrimitive,
+                                              const ::basegfx::B2DHomMatrix&                 rTransformation ) const override;
+
+                const uno::Reference< rendering::XPolyPolygon2D >   mxPolyPoly;
+                const ::basegfx::B2DRange                           maBounds;
+                const CanvasSharedPtr                               mpCanvas;
+
+                // stroke color is now implicit: the maState.DeviceColor member
+                rendering::RenderState                              maState;
+
+                uno::Sequence< double >                             maFillColor;
+            };
+
+            PolyPolyAction::PolyPolyAction( const ::basegfx::B2DPolyPolygon&    rPolyPoly,
+                                            const CanvasSharedPtr&              rCanvas,
+                                            const OutDevState&                  rState,
+                                            bool                                bFill,
+                                            bool                                bStroke ) :
+                CachedPrimitiveBase( rCanvas, false ),
+                mxPolyPoly( ::basegfx::unotools::xPolyPolygonFromB2DPolyPolygon( rCanvas->getUNOCanvas()->getDevice(), rPolyPoly) ),
+                maBounds( ::basegfx::utils::getRange(rPolyPoly) ),
+                mpCanvas( rCanvas )
+            {
+                tools::initRenderState(maState,rState);
+
+                if( bFill )
+                    maFillColor = rState.fillColor;
+
+                if( bStroke )
+                    maState.DeviceColor = rState.lineColor;
+            }
+
+            PolyPolyAction::PolyPolyAction( const ::basegfx::B2DPolyPolygon&    rPolyPoly,
+                                            const CanvasSharedPtr&              rCanvas,
+                                            const OutDevState&                  rState,
+                                            bool                                bFill,
+                                            bool                                bStroke,
+                                            int                                 nTransparency ) :
+                CachedPrimitiveBase( rCanvas, false ),
+                mxPolyPoly( ::basegfx::unotools::xPolyPolygonFromB2DPolyPolygon( rCanvas->getUNOCanvas()->getDevice(), rPolyPoly) ),
+                maBounds( ::basegfx::utils::getRange(rPolyPoly) ),
+                mpCanvas( rCanvas )
+            {
+                tools::initRenderState(maState,rState);
+
+                if( bFill )
+                {
+                    maFillColor = rState.fillColor;
+
+                    if( maFillColor.getLength() < 4 )
+                        maFillColor.realloc( 4 );
+
+                    // TODO(F1): Color management
+                    // adapt fill color transparency
+                    maFillColor.getArray()[3] = 1.0 - nTransparency / 100.0;
+                }
+
+                if( bStroke )
+                {
+                    maState.DeviceColor = rState.lineColor;
+
+                    if( maState.DeviceColor.getLength() < 4 )
+                        maState.DeviceColor.realloc( 4 );
+
+                    // TODO(F1): Color management
+                    // adapt fill color transparency
+                    maState.DeviceColor.getArray()[3] = 1.0 - nTransparency / 100.0;
+                }
+            }
+
+            bool PolyPolyAction::renderPrimitive( uno::Reference< rendering::XCachedPrimitive >& rCachedPrimitive,
+                                                  const ::basegfx::B2DHomMatrix&                 rTransformation ) const
+            {
+                SAL_INFO( "cppcanvas.emf", "::cppcanvas::internal::PolyPolyAction::renderPrimitive()" );
+                SAL_INFO( "cppcanvas.emf", "::cppcanvas::internal::PolyPolyAction: 0x" << std::hex << this );
+
+                rendering::RenderState aLocalState( maState );
+                ::canvas::tools::prependToRenderState(aLocalState, rTransformation);
+
+                if( maFillColor.hasElements() )
+                {
+                    // TODO(E3): Use DBO's finalizer here,
+                    // fillPolyPolygon() might throw
+                    const uno::Sequence< double > aTmpColor( aLocalState.DeviceColor );
+                    aLocalState.DeviceColor = maFillColor;
+
+                    rCachedPrimitive = mpCanvas->getUNOCanvas()->fillPolyPolygon( mxPolyPoly,
+                                                                                  mpCanvas->getViewState(),
+                                                                                  aLocalState );
+
+                    aLocalState.DeviceColor = aTmpColor;
+                }
+
+                if( aLocalState.DeviceColor.hasElements() )
+                {
+                    rCachedPrimitive = mpCanvas->getUNOCanvas()->drawPolyPolygon( mxPolyPoly,
+                                                                                  mpCanvas->getViewState(),
+                                                                                  aLocalState );
+                }
+
+                return true;
+            }
+
+            bool PolyPolyAction::renderSubset( const ::basegfx::B2DHomMatrix& rTransformation,
+                                               const Subset&                  rSubset ) const
+            {
+                // TODO(F1): Split up poly-polygon into polygons, or even
+                // line segments, when subsets are requested.
+
+                // polygon only contains a single action, fail if subset
+                // requests different range
+                if( rSubset.mnSubsetBegin != 0 ||
+                    rSubset.mnSubsetEnd != 1 )
+                    return false;
+
+                return CachedPrimitiveBase::render( rTransformation );
+            }
+
+            ::basegfx::B2DRange PolyPolyAction::getBounds( const ::basegfx::B2DHomMatrix&   rTransformation ) const
+            {
+                rendering::RenderState aLocalState( maState );
+                ::canvas::tools::prependToRenderState(aLocalState, rTransformation);
+
+                return tools::calcDevicePixelBounds(
+                    maBounds,
+                    mpCanvas->getViewState(),
+                    aLocalState );
+            }
+
+            ::basegfx::B2DRange PolyPolyAction::getBounds( const ::basegfx::B2DHomMatrix&   rTransformation,
+                                                           const Subset&                    rSubset ) const
+            {
+                // TODO(F1): Split up poly-polygon into polygons, or even
+                // line segments, when subsets are requested.
+
+                // polygon 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 PolyPolyAction::getActionCount() const
+            {
+                // TODO(F1): Split up poly-polygon into polygons, or even
+                // line segments, when subsets are requested.
+                return 1;
+            }
+
+
+            class TexturedPolyPolyAction : public CachedPrimitiveBase
+            {
+            public:
+                TexturedPolyPolyAction( const ::basegfx::B2DPolyPolygon& rPoly,
+                                        const CanvasSharedPtr&           rCanvas,
+                                        const OutDevState&               rState,
+                                        const rendering::Texture&        rTexture );
+
+                virtual bool renderSubset( const ::basegfx::B2DHomMatrix& rTransformation,
+                                           const Subset&                  rSubset ) const override;
+
+                virtual ::basegfx::B2DRange getBounds( const ::basegfx::B2DHomMatrix& rTransformation ) const override;
+                virtual ::basegfx::B2DRange getBounds( const ::basegfx::B2DHomMatrix&   rTransformation,
+                                                       const Subset&                    rSubset ) const override;
+
+                virtual sal_Int32 getActionCount() const override;
+
+            private:
+                using Action::render;
+                virtual bool renderPrimitive( uno::Reference< rendering::XCachedPrimitive >& rCachedPrimitive,
+                                              const ::basegfx::B2DHomMatrix&                 rTransformation ) const override;
+
+                const uno::Reference< rendering::XPolyPolygon2D >   mxPolyPoly;
+                const ::basegfx::B2DRectangle                       maBounds;
+                const CanvasSharedPtr                               mpCanvas;
+
+                // stroke color is now implicit: the maState.DeviceColor member
+                rendering::RenderState                              maState;
+                const rendering::Texture                            maTexture;
+            };
+
+            TexturedPolyPolyAction::TexturedPolyPolyAction( const ::basegfx::B2DPolyPolygon& rPolyPoly,
+                                                            const CanvasSharedPtr&           rCanvas,
+                                                            const OutDevState&               rState,
+                                                            const rendering::Texture&        rTexture ) :
+                CachedPrimitiveBase( rCanvas, true ),
+                mxPolyPoly( ::basegfx::unotools::xPolyPolygonFromB2DPolyPolygon( rCanvas->getUNOCanvas()->getDevice(), rPolyPoly) ),
+                maBounds( ::basegfx::utils::getRange(rPolyPoly) ),
+                mpCanvas( rCanvas ),
+                maTexture( rTexture )
+            {
+                tools::initRenderState(maState,rState);
+            }
+
+            bool TexturedPolyPolyAction::renderPrimitive( uno::Reference< rendering::XCachedPrimitive >& rCachedPrimitive,
+                                                          const ::basegfx::B2DHomMatrix&                 rTransformation ) const
+            {
+                SAL_INFO( "cppcanvas.emf", "::cppcanvas::internal::PolyPolyAction::renderPrimitive()" );
+                SAL_INFO( "cppcanvas.emf", "::cppcanvas::internal::PolyPolyAction: 0x" << std::hex << this );
+
+                rendering::RenderState aLocalState( maState );
+                ::canvas::tools::prependToRenderState(aLocalState, rTransformation);
+
+                uno::Sequence< rendering::Texture > aSeq { maTexture };
+
+                rCachedPrimitive = mpCanvas->getUNOCanvas()->fillTexturedPolyPolygon( mxPolyPoly,
+                                                                                      mpCanvas->getViewState(),
+                                                                                      aLocalState,
+                                                                                      aSeq );
+                return true;
+            }
+
+            bool TexturedPolyPolyAction::renderSubset( const ::basegfx::B2DHomMatrix& rTransformation,
+                                                       const Subset&                  rSubset ) const
+            {
+                // TODO(F1): Split up poly-polygon into polygons, or even
+                // line segments, when subsets are requested.
+
+                // polygon only contains a single action, fail if subset
+                // requests different range
+                if( rSubset.mnSubsetBegin != 0 ||
+                    rSubset.mnSubsetEnd != 1 )
+                    return false;
+
+                return CachedPrimitiveBase::render( rTransformation );
+            }
+
+            ::basegfx::B2DRange TexturedPolyPolyAction::getBounds( const ::basegfx::B2DHomMatrix&   rTransformation ) const
+            {
+                rendering::RenderState aLocalState( maState );
+                ::canvas::tools::prependToRenderState(aLocalState, rTransformation);
+
+                return tools::calcDevicePixelBounds(
+                    maBounds,
+                    mpCanvas->getViewState(),
+                    aLocalState );
+            }
+
+            ::basegfx::B2DRange TexturedPolyPolyAction::getBounds( const ::basegfx::B2DHomMatrix&   rTransformation,
+                                                                   const Subset&                    rSubset ) const
+            {
+                // TODO(F1): Split up poly-polygon into polygons, or even
+                // line segments, when subsets are requested.
+
+                // polygon 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 TexturedPolyPolyAction::getActionCount() const
+            {
+                // TODO(F1): Split up poly-polygon into polygons, or even
+                // line segments, when subsets are requested.
+                return 1;
+            }
+
+
+            class StrokedPolyPolyAction : public CachedPrimitiveBase
+            {
+            public:
+                StrokedPolyPolyAction( const ::basegfx::B2DPolyPolygon&     rPoly,
+                                       const CanvasSharedPtr&               rCanvas,
+                                       const OutDevState&                   rState,
+                                       rendering::StrokeAttributes          aStrokeAttributes );
+
+                virtual bool renderSubset( const ::basegfx::B2DHomMatrix& rTransformation,
+                                           const Subset&                  rSubset ) const override;
+
+                virtual ::basegfx::B2DRange getBounds( const ::basegfx::B2DHomMatrix& rTransformation ) const override;
+                virtual ::basegfx::B2DRange getBounds( const ::basegfx::B2DHomMatrix&   rTransformation,
+                                                       const Subset&                    rSubset ) const override;
+
+                virtual sal_Int32 getActionCount() const override;
+
+            private:
+                using Action::render;
+                virtual bool renderPrimitive( uno::Reference< rendering::XCachedPrimitive >& rCachedPrimitive,
+                                              const ::basegfx::B2DHomMatrix&                 rTransformation ) const override;
+
+                const uno::Reference< rendering::XPolyPolygon2D >   mxPolyPoly;
+                const ::basegfx::B2DRectangle                       maBounds;
+                const CanvasSharedPtr                               mpCanvas;
+                rendering::RenderState                              maState;
+                const rendering::StrokeAttributes                   maStrokeAttributes;
+            };
+
+            StrokedPolyPolyAction::StrokedPolyPolyAction( const ::basegfx::B2DPolyPolygon&      rPolyPoly,
+                                                          const CanvasSharedPtr&                rCanvas,
+                                                          const OutDevState&                    rState,
+                                                          rendering::StrokeAttributes           aStrokeAttributes ) :
+                CachedPrimitiveBase( rCanvas, false ),
+                mxPolyPoly( ::basegfx::unotools::xPolyPolygonFromB2DPolyPolygon( rCanvas->getUNOCanvas()->getDevice(), rPolyPoly) ),
+                maBounds( ::basegfx::utils::getRange(rPolyPoly) ),
+                mpCanvas( rCanvas ),
+                maStrokeAttributes(std::move( aStrokeAttributes ))
+            {
+                tools::initRenderState(maState,rState);
+                maState.DeviceColor = rState.lineColor;
+            }
+
+            bool StrokedPolyPolyAction::renderPrimitive( uno::Reference< rendering::XCachedPrimitive >& rCachedPrimitive,
+                                                         const ::basegfx::B2DHomMatrix&                 rTransformation ) const
+            {
+                SAL_INFO( "cppcanvas.emf", "::cppcanvas::internal::PolyPolyAction::renderPrimitive()" );
+                SAL_INFO( "cppcanvas.emf", "::cppcanvas::internal::PolyPolyAction: 0x" << std::hex << this );
+
+                rendering::RenderState aLocalState( maState );
+                ::canvas::tools::prependToRenderState(aLocalState, rTransformation);
+
+                rCachedPrimitive = mpCanvas->getUNOCanvas()->strokePolyPolygon( mxPolyPoly,
+                                                                                mpCanvas->getViewState(),
+                                                                                aLocalState,
+                                                                                maStrokeAttributes );
+                return true;
+            }
+
+            bool StrokedPolyPolyAction::renderSubset( const ::basegfx::B2DHomMatrix&  rTransformation,
+                                                      const Subset&                   rSubset ) const
+            {
+                // TODO(F1): Split up poly-polygon into polygons, or even
+                // line segments, when subsets are requested.
+
+                // polygon only contains a single action, fail if subset
+                // requests different range
+                if( rSubset.mnSubsetBegin != 0 ||
+                    rSubset.mnSubsetEnd != 1 )
+                    return false;
+
+                return CachedPrimitiveBase::render( rTransformation );
+            }
+
+            ::basegfx::B2DRange StrokedPolyPolyAction::getBounds( const ::basegfx::B2DHomMatrix&    rTransformation ) const
+            {
+                rendering::RenderState aLocalState( maState );
+                ::canvas::tools::prependToRenderState(aLocalState, rTransformation);
+
+                return tools::calcDevicePixelBounds(
+                    maBounds,
+                    mpCanvas->getViewState(),
+                    aLocalState );
+            }
+
+            ::basegfx::B2DRange StrokedPolyPolyAction::getBounds( const ::basegfx::B2DHomMatrix&    rTransformation,
+                                                                  const Subset&                 rSubset ) const
+            {
+                // TODO(F1): Split up poly-polygon into polygons, or even
+                // line segments, when subsets are requested.
+
+                // polygon 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 StrokedPolyPolyAction::getActionCount() const
+            {
+                // TODO(F1): Split up poly-polygon into polygons, or even
+                // line segments, when subsets are requested.
+                return 1;
+            }
+        }
+
+        std::shared_ptr<Action> PolyPolyActionFactory::createPolyPolyAction( const ::basegfx::B2DPolyPolygon& rPoly,
+                                                                     const CanvasSharedPtr&           rCanvas,
+                                                                     const OutDevState&               rState    )
+        {
+            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 );
+        }
+
+        std::shared_ptr<Action> PolyPolyActionFactory::createPolyPolyAction( const ::basegfx::B2DPolyPolygon&   rPoly,
+                                                                     const CanvasSharedPtr&             rCanvas,
+                                                                     const OutDevState&                 rState,
+                                                                     const rendering::Texture&          rTexture )
+        {
+            return std::make_shared<TexturedPolyPolyAction>( rPoly, rCanvas, rState, rTexture );
+        }
+
+        std::shared_ptr<Action> PolyPolyActionFactory::createLinePolyPolyAction( const ::basegfx::B2DPolyPolygon& rPoly,
+                                                                         const CanvasSharedPtr&           rCanvas,
+                                                                         const OutDevState&               rState )
+        {
+            OSL_ENSURE( rState.isLineColorSet,
+                        "PolyPolyActionFactory::createLinePolyPolyAction() called with empty line color" );
+
+            return std::make_shared<PolyPolyAction>( rPoly, rCanvas, rState,
+                                                     false,
+                                                     rState.isLineColorSet );
+        }
+
+        std::shared_ptr<Action> PolyPolyActionFactory::createPolyPolyAction( const ::basegfx::B2DPolyPolygon&   rPoly,
+                                                                     const CanvasSharedPtr&             rCanvas,
+                                                                     const OutDevState&                 rState,
+                                                                     const rendering::StrokeAttributes& rStrokeAttributes )
+        {
+            OSL_ENSURE( rState.isLineColorSet,
+                        "PolyPolyActionFactory::createPolyPolyAction() for strokes called with empty line color" );
+            return std::make_shared<StrokedPolyPolyAction>( rPoly, rCanvas, rState, rStrokeAttributes );
+        }
+
+        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 );
+        }
+
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */