61 lines
2.0 KiB
Plaintext
61 lines
2.0 KiB
Plaintext
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/* -*-c++-*- */
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/* osgEarth - Geospatial SDK for OpenSceneGraph
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* Copyright 2020 Pelican Mapping
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* http://osgearth.org
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*
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* osgEarth is free software; you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>
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*/
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#ifndef OSGEARTHSYMBOLOGY_COVERAGE_SYMBOL_H
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#define OSGEARTHSYMBOLOGY_COVERAGE_SYMBOL_H 1
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#include <osgEarth/Common>
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#include <osgEarth/Expression>
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#include <osgEarth/Symbol>
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#include <osg/Referenced>
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#include <vector>
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namespace osgEarth
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{
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/**
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* Symbol that contains coverage encoding information
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*/
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class OSGEARTH_EXPORT CoverageSymbol : public Symbol
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{
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public:
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META_Object(osgEarth, CoverageSymbol);
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/** construct a symbol */
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CoverageSymbol(const Config& conf =Config());
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CoverageSymbol(const CoverageSymbol& rhs,const osg::CopyOp& copyop=osg::CopyOp::SHALLOW_COPY);
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/** coverage value expression; resolves to a 32-bit floating point number. */
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optional<NumericExpression>& valueExpression() { return _valueExpr; }
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const optional<NumericExpression>& valueExpression() const { return _valueExpr; }
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public:
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virtual Config getConfig() const;
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virtual void mergeConfig( const Config& conf );
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static void parseSLD(const Config& c, class Style& style);
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protected:
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optional<NumericExpression> _valueExpr;
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/** dtor */
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virtual ~CoverageSymbol() { }
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};
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} // namespace osgEarth
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#endif // OSGEARTHSYMBOLOGY_COVERAGE_SYMBOL_H
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