265 lines
9.9 KiB
C++
265 lines
9.9 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 <canvas/debug.hxx>
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#include <canvas/canvastools.hxx>
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#include <rtl/math.hxx>
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#include <basegfx/matrix/b2dhommatrix.hxx>
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#include <basegfx/polygon/b2dpolygontools.hxx>
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#include <basegfx/point/b2dpoint.hxx>
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#include <basegfx/range/b2drectangle.hxx>
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#include <basegfx/tools/canvastools.hxx>
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#include <basegfx/numeric/ftools.hxx>
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#include <basegfx/tools/tools.hxx>
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#include <cppuhelper/supportsservice.hxx>
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#include <limits>
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#include <canvas/parametricpolypolygon.hxx>
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using namespace ::com::sun::star;
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namespace canvas
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{
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uno::Sequence<OUString> ParametricPolyPolygon::getAvailableServiceNames()
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{
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uno::Sequence<OUString> aRet(3);
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aRet[0] = "LinearGradient";
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aRet[1] = "EllipticalGradient";
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aRet[2] = "RectangularGradient";
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return aRet;
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}
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ParametricPolyPolygon* ParametricPolyPolygon::create(
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const uno::Reference< rendering::XGraphicDevice >& rDevice,
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const OUString& rServiceName,
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const uno::Sequence< uno::Any >& rArgs )
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{
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uno::Sequence< uno::Sequence< double > > colorSequence(2);
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uno::Sequence< double > colorStops(2);
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double fAspectRatio=1.0;
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// defaults
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uno::Sequence< rendering::RGBColor > rgbColors(1);
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rgbColors[0] = rendering::RGBColor(0,0,0);
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colorSequence[0] = rDevice->getDeviceColorSpace()->convertFromRGB(rgbColors);
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rgbColors[0] = rendering::RGBColor(1,1,1);
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colorSequence[1] = rDevice->getDeviceColorSpace()->convertFromRGB(rgbColors);
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colorStops[0] = 0;
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colorStops[1] = 1;
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// extract args
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for( sal_Int32 i=0; i<rArgs.getLength(); ++i )
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{
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beans::PropertyValue aProp;
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if( (rArgs[i] >>= aProp) )
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{
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if ( aProp.Name == "Colors" )
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{
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aProp.Value >>= colorSequence;
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}
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else if ( aProp.Name == "Stops" )
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{
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aProp.Value >>= colorStops;
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}
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else if ( aProp.Name == "AspectRatio" )
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{
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aProp.Value >>= fAspectRatio;
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}
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}
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}
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if ( rServiceName == "LinearGradient" )
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{
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return createLinearHorizontalGradient(rDevice, colorSequence, colorStops);
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}
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else if ( rServiceName == "EllipticalGradient" )
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{
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return createEllipticalGradient(rDevice, colorSequence, colorStops, fAspectRatio);
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}
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else if ( rServiceName == "RectangularGradient" )
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{
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return createRectangularGradient(rDevice, colorSequence, colorStops, fAspectRatio);
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}
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else if ( rServiceName == "VerticalLineHatch" )
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{
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// TODO: NYI
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}
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else if ( rServiceName == "OrthogonalLinesHatch" )
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{
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// TODO: NYI
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}
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else if ( rServiceName == "ThreeCrossingLinesHatch" )
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{
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// TODO: NYI
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}
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else if ( rServiceName == "FourCrossingLinesHatch" )
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{
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// TODO: NYI
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}
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return NULL;
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}
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ParametricPolyPolygon* ParametricPolyPolygon::createLinearHorizontalGradient(
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const uno::Reference< rendering::XGraphicDevice >& rDevice,
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const uno::Sequence< uno::Sequence< double > >& colors,
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const uno::Sequence< double >& stops )
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{
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// TODO(P2): hold gradient brush statically, and only setup
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// the colors
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return new ParametricPolyPolygon( rDevice, GRADIENT_LINEAR, colors, stops );
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}
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ParametricPolyPolygon* ParametricPolyPolygon::createEllipticalGradient(
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const uno::Reference< rendering::XGraphicDevice >& rDevice,
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const uno::Sequence< uno::Sequence< double > >& colors,
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const uno::Sequence< double >& stops,
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double fAspectRatio )
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{
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// TODO(P2): hold gradient polygon statically, and only setup
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// the colors
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return new ParametricPolyPolygon(
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rDevice,
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::basegfx::tools::createPolygonFromCircle(
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::basegfx::B2DPoint(0,0), 1 ),
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GRADIENT_ELLIPTICAL,
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colors, stops, fAspectRatio );
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}
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ParametricPolyPolygon* ParametricPolyPolygon::createRectangularGradient( const uno::Reference< rendering::XGraphicDevice >& rDevice,
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const uno::Sequence< uno::Sequence< double > >& colors,
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const uno::Sequence< double >& stops,
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double fAspectRatio )
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{
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// TODO(P2): hold gradient polygon statically, and only setup
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// the colors
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return new ParametricPolyPolygon(
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rDevice,
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::basegfx::tools::createPolygonFromRect(
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::basegfx::B2DRectangle( -1, -1, 1, 1 ) ),
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GRADIENT_RECTANGULAR,
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colors, stops, fAspectRatio );
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}
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void SAL_CALL ParametricPolyPolygon::disposing()
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{
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::osl::MutexGuard aGuard( m_aMutex );
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mxDevice.clear();
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}
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uno::Reference< rendering::XPolyPolygon2D > SAL_CALL ParametricPolyPolygon::getOutline( double /*t*/ ) throw (lang::IllegalArgumentException, uno::RuntimeException, std::exception)
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{
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::osl::MutexGuard aGuard( m_aMutex );
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// TODO(F1): outline NYI
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return uno::Reference< rendering::XPolyPolygon2D >();
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}
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uno::Sequence< double > SAL_CALL ParametricPolyPolygon::getColor( double /*t*/ ) throw (lang::IllegalArgumentException, uno::RuntimeException, std::exception)
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{
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::osl::MutexGuard aGuard( m_aMutex );
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// TODO(F1): color NYI
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return uno::Sequence< double >();
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}
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uno::Sequence< double > SAL_CALL ParametricPolyPolygon::getPointColor( const geometry::RealPoint2D& /*point*/ ) throw (lang::IllegalArgumentException, uno::RuntimeException, std::exception)
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{
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::osl::MutexGuard aGuard( m_aMutex );
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// TODO(F1): point color NYI
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return uno::Sequence< double >();
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}
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uno::Reference< rendering::XColorSpace > SAL_CALL ParametricPolyPolygon::getColorSpace() throw (uno::RuntimeException, std::exception)
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{
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::osl::MutexGuard aGuard( m_aMutex );
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return mxDevice.is() ? mxDevice->getDeviceColorSpace() : uno::Reference< rendering::XColorSpace >();
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}
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OUString SAL_CALL ParametricPolyPolygon::getImplementationName( ) throw (uno::RuntimeException, std::exception)
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{
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return OUString( "Canvas::ParametricPolyPolygon" );
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}
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sal_Bool SAL_CALL ParametricPolyPolygon::supportsService( const OUString& ServiceName ) throw (uno::RuntimeException, std::exception)
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{
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return cppu::supportsService(this, ServiceName);
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}
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uno::Sequence< OUString > SAL_CALL ParametricPolyPolygon::getSupportedServiceNames( ) throw (uno::RuntimeException, std::exception)
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{
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uno::Sequence< OUString > aRet(1);
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aRet[0] = "com.sun.star.rendering.ParametricPolyPolygon";
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return aRet;
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}
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ParametricPolyPolygon::~ParametricPolyPolygon()
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{
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}
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ParametricPolyPolygon::ParametricPolyPolygon( const uno::Reference< rendering::XGraphicDevice >& rDevice,
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const ::basegfx::B2DPolygon& rGradientPoly,
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GradientType eType,
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const uno::Sequence< uno::Sequence< double > >& rColors,
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const uno::Sequence< double >& rStops,
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double nAspectRatio ) :
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ParametricPolyPolygon_Base( m_aMutex ),
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mxDevice( rDevice ),
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maValues( rGradientPoly,
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rColors,
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rStops,
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nAspectRatio,
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eType )
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{
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}
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ParametricPolyPolygon::ParametricPolyPolygon( const uno::Reference< rendering::XGraphicDevice >& rDevice,
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GradientType eType,
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const uno::Sequence< uno::Sequence< double > >& rColors,
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const uno::Sequence< double >& rStops ) :
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ParametricPolyPolygon_Base( m_aMutex ),
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mxDevice( rDevice ),
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maValues( ::basegfx::B2DPolygon(),
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rColors,
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rStops,
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1.0,
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eType )
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{
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}
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ParametricPolyPolygon::Values ParametricPolyPolygon::getValues() const
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{
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::osl::MutexGuard aGuard( m_aMutex );
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return maValues;
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}
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}
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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