| /************************************************************** |
| * |
| * Licensed to the Apache Software Foundation (ASF) under one |
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| * distributed with this work for additional information |
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| * to you under the Apache License, Version 2.0 (the |
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| * with the License. You may obtain a copy of the License at |
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| * http://www.apache.org/licenses/LICENSE-2.0 |
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| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
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| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| * |
| *************************************************************/ |
| |
| |
| |
| #ifndef INCLUDED_CANVAS_PARAMETRICPOLYPOLYGON_HXX |
| #define INCLUDED_CANVAS_PARAMETRICPOLYPOLYGON_HXX |
| |
| #include <com/sun/star/lang/XServiceInfo.hpp> |
| #include <com/sun/star/rendering/XGraphicDevice.hpp> |
| #include <com/sun/star/rendering/XParametricPolyPolygon2D.hpp> |
| #include <cppuhelper/compbase2.hxx> |
| #include <comphelper/broadcasthelper.hxx> |
| #include <basegfx/polygon/b2dpolygon.hxx> |
| |
| #include <boost/utility.hpp> |
| |
| namespace basegfx |
| { |
| class B2DPolygon; |
| class B2DHomMatrix; |
| } |
| |
| |
| /* Definition of ParametricPolyPolygon class */ |
| |
| namespace canvas |
| { |
| typedef ::cppu::WeakComponentImplHelper2< ::com::sun::star::rendering::XParametricPolyPolygon2D, |
| ::com::sun::star::lang::XServiceInfo > ParametricPolyPolygon_Base; |
| |
| class ParametricPolyPolygon : public ::comphelper::OBaseMutex, |
| public ParametricPolyPolygon_Base, |
| private ::boost::noncopyable |
| { |
| public: |
| enum GradientType |
| { |
| GRADIENT_LINEAR, |
| GRADIENT_ELLIPTICAL, |
| GRADIENT_RECTANGULAR |
| }; |
| |
| /** Structure of defining values for the ParametricPolyPolygon |
| |
| This is used to copy the state of the |
| ParametricPolyPolygon atomically. |
| */ |
| struct Values |
| { |
| Values( const ::basegfx::B2DPolygon& rGradientPoly, |
| const ::com::sun::star::uno::Sequence< ::com::sun::star::uno::Sequence< double > >& rColors, |
| const ::com::sun::star::uno::Sequence< double >& rStops, |
| double nAspectRatio, |
| GradientType eType ) : |
| maGradientPoly( rGradientPoly ), |
| mnAspectRatio( nAspectRatio ), |
| maColors( rColors ), |
| maStops( rStops ), |
| meType( eType ) |
| { |
| } |
| |
| /// Polygonal gradient shape (ignored for linear and axial gradient) |
| const ::basegfx::B2DPolygon maGradientPoly; |
| |
| /// Aspect ratio of gradient, affects scaling of innermost gradient polygon |
| const double mnAspectRatio; |
| |
| /// Gradient colors |
| const ::com::sun::star::uno::Sequence< ::com::sun::star::uno::Sequence< double > > maColors; |
| |
| /// Gradient color stops |
| const ::com::sun::star::uno::Sequence< double > maStops; |
| |
| /// Type of gradient to render (as e.g. linear grads are not represented by maGradientPoly) |
| const GradientType meType; |
| }; |
| |
| static ::com::sun::star::uno::Sequence< ::rtl::OUString > getAvailableServiceNames(); |
| static ParametricPolyPolygon* create( |
| const ::com::sun::star::uno::Reference< ::com::sun::star::rendering::XGraphicDevice >& rDevice, |
| const ::rtl::OUString& rServiceName, |
| const ::com::sun::star::uno::Sequence< ::com::sun::star::uno::Any >& rArgs ); |
| |
| /// Dispose all internal references |
| virtual void SAL_CALL disposing(); |
| |
| // XParametricPolyPolygon2D |
| virtual ::com::sun::star::uno::Reference< ::com::sun::star::rendering::XPolyPolygon2D > SAL_CALL getOutline( double t ) throw (::com::sun::star::lang::IllegalArgumentException, ::com::sun::star::uno::RuntimeException); |
| virtual ::com::sun::star::uno::Sequence< double > SAL_CALL getColor( double t ) throw (::com::sun::star::lang::IllegalArgumentException, ::com::sun::star::uno::RuntimeException); |
| virtual ::com::sun::star::uno::Sequence< double > SAL_CALL getPointColor( const ::com::sun::star::geometry::RealPoint2D& point ) throw (::com::sun::star::lang::IllegalArgumentException, ::com::sun::star::uno::RuntimeException); |
| virtual ::com::sun::star::uno::Reference< ::com::sun::star::rendering::XColorSpace > SAL_CALL getColorSpace() throw (::com::sun::star::uno::RuntimeException); |
| |
| // XServiceInfo |
| virtual ::rtl::OUString SAL_CALL getImplementationName( ) throw (::com::sun::star::uno::RuntimeException); |
| virtual sal_Bool SAL_CALL supportsService( const ::rtl::OUString& ServiceName ) throw (::com::sun::star::uno::RuntimeException); |
| virtual ::com::sun::star::uno::Sequence< ::rtl::OUString > SAL_CALL getSupportedServiceNames( ) throw (::com::sun::star::uno::RuntimeException); |
| |
| /// Query all defining values of this object atomically |
| Values getValues() const; |
| |
| protected: |
| ~ParametricPolyPolygon(); // we're a ref-counted UNO class. _We_ destroy ourselves. |
| |
| private: |
| static ParametricPolyPolygon* createLinearHorizontalGradient( const ::com::sun::star::uno::Reference< |
| ::com::sun::star::rendering::XGraphicDevice >& rDevice, |
| const ::com::sun::star::uno::Sequence< ::com::sun::star::uno::Sequence< double > >& colors, |
| const ::com::sun::star::uno::Sequence< double >& stops ); |
| static ParametricPolyPolygon* createEllipticalGradient( const ::com::sun::star::uno::Reference< |
| ::com::sun::star::rendering::XGraphicDevice >& rDevice, |
| const ::com::sun::star::uno::Sequence< ::com::sun::star::uno::Sequence< double > >& colors, |
| const ::com::sun::star::uno::Sequence< double >& stops, |
| double fAspect ); |
| static ParametricPolyPolygon* createRectangularGradient( const ::com::sun::star::uno::Reference< |
| ::com::sun::star::rendering::XGraphicDevice >& rDevice, |
| const ::com::sun::star::uno::Sequence< ::com::sun::star::uno::Sequence< double > >& colors, |
| const ::com::sun::star::uno::Sequence< double >& stops, |
| double fAspect ); |
| |
| /// Private, because objects can only be created from the static factories |
| ParametricPolyPolygon( const ::com::sun::star::uno::Reference< |
| ::com::sun::star::rendering::XGraphicDevice >& rDevice, |
| const ::basegfx::B2DPolygon& rGradientPoly, |
| GradientType eType, |
| const ::com::sun::star::uno::Sequence< ::com::sun::star::uno::Sequence< double > >& colors, |
| const ::com::sun::star::uno::Sequence< double >& stops ); |
| ParametricPolyPolygon( const ::com::sun::star::uno::Reference< |
| ::com::sun::star::rendering::XGraphicDevice >& rDevice, |
| const ::basegfx::B2DPolygon& rGradientPoly, |
| GradientType eType, |
| const ::com::sun::star::uno::Sequence< ::com::sun::star::uno::Sequence< double > >& colors, |
| const ::com::sun::star::uno::Sequence< double >& stops, |
| double nAspectRatio ); |
| ParametricPolyPolygon( const ::com::sun::star::uno::Reference< |
| ::com::sun::star::rendering::XGraphicDevice >& rDevice, |
| GradientType eType, |
| const ::com::sun::star::uno::Sequence< ::com::sun::star::uno::Sequence< double > >& colors, |
| const ::com::sun::star::uno::Sequence< double >& stops ); |
| |
| ::com::sun::star::uno::Reference< |
| ::com::sun::star::rendering::XGraphicDevice > mxDevice; |
| |
| /// All defining values of this object |
| const Values maValues; |
| }; |
| } |
| |
| #endif /* INCLUDED_CANVAS_PARAMETRICPOLYPOLYGON_HXX */ |
