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Diffstat (limited to 'canvas/inc/canvas/parametricpolypolygon.hxx')
| -rw-r--r-- | canvas/inc/canvas/parametricpolypolygon.hxx | 172 |
1 files changed, 172 insertions, 0 deletions
diff --git a/canvas/inc/canvas/parametricpolypolygon.hxx b/canvas/inc/canvas/parametricpolypolygon.hxx new file mode 100644 index 000000000000..aac98a67a713 --- /dev/null +++ b/canvas/inc/canvas/parametricpolypolygon.hxx @@ -0,0 +1,172 @@ +/************************************************************************* + * + * 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. + * + ************************************************************************/ + +#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 */ |