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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*************************************************************************
*
* 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>
#include <canvas/canvastoolsdllapi.h>
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 CANVASTOOLS_DLLPUBLIC 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,
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 */
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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