/usr/include/osgEarthSymbology/IconSymbol is in libosgearth-dev 2.5.0+dfsg-8build1.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 | /* -*-c++-*- */
/* osgEarth - Dynamic map generation toolkit for OpenSceneGraph
* Copyright 2008-2013 Pelican Mapping
* http://osgearth.org
*
* osgEarth is free software; you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program 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 for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>
*/
#ifndef OSGEARTHSYMBOLOGY_ICON_SYMBOL_H
#define OSGEARTHSYMBOLOGY_ICON_SYMBOL_H 1
#include <osgEarth/Common>
#include <osgEarthSymbology/InstanceSymbol>
namespace osgEarth { namespace Symbology
{
class Style;
class InstanceResource;
/**
* Represents a 2D icon for instancing
*/
class OSGEARTHSYMBOLOGY_EXPORT IconSymbol : public InstanceSymbol
{
public:
// note: these are similar to the values in osgText::Text::AlignmentType
enum Alignment {
ALIGN_LEFT_TOP,
ALIGN_LEFT_CENTER,
ALIGN_LEFT_BOTTOM,
ALIGN_CENTER_TOP,
ALIGN_CENTER_CENTER,
ALIGN_CENTER_BOTTOM,
ALIGN_RIGHT_TOP,
ALIGN_RIGHT_CENTER,
ALIGN_RIGHT_BOTTOM,
};
public:
META_Symbol(IconSymbol);
IconSymbol( const Config& conf =Config() );
/** dtor */
virtual ~IconSymbol() { }
/** Alignment of the marker relative to center pixels */
optional<Alignment>& alignment() { return _alignment; }
const optional<Alignment>& alignment() const { return _alignment; }
/** Heading. Semantically this differs from an model's heading */
optional<NumericExpression>& heading() { return _heading; }
const optional<NumericExpression>& heading() const { return _heading; }
/** Decluttering */
optional<bool>& declutter() { return _declutter; }
const optional<bool>& declutter() const { return _declutter; }
/** Whether to enable occlusion culling on the icon, if applicable */
optional<bool>& occlusionCull() { return _occlusionCull; }
const optional<bool>& occlusionCull() const { return _occlusionCull; }
/** The camera altitude at which to start occlusion culling the icon */
optional<double>& occlusionCullAltitude() { return _occlusionCullAltitude; }
const optional<double>& occlusionCullAltitude() const { return _occlusionCullAltitude; }
public: // non-serialized properties (for programmatic use only)
/** Explicit image to use for 2D icon placemet */
void setImage( osg::Image* image ) { _image = image; }
osg::Image* getImage( unsigned maxSize =INT_MAX ) const;
public:
virtual Config getConfig() const;
virtual void mergeConfig( const Config& conf );
static void parseSLD(const Config& c, class Style& style);
public: // InstanceSymbol
virtual InstanceResource* createResource() const;
protected:
optional<Alignment> _alignment;
optional<NumericExpression> _heading;
optional<bool> _declutter;
mutable osg::ref_ptr<osg::Image> _image;
optional<bool> _occlusionCull;
optional<double> _occlusionCullAltitude;
};
} } // namespace osgEarth::Symbology
#endif
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