/usr/include/osgEarth/VisibleLayer is in libosgearth-dev 2.9.0+dfsg-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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 99 100 101 102 103 104 105 106 107 108 | /* -*-c++-*- */
/* osgEarth - Dynamic map generation toolkit for OpenSceneGraph
* Copyright 2016 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 OSGEARTH_VISIBLE_LAYER_H
#define OSGEARTH_VISIBLE_LAYER_H 1
#include <osgEarth/Layer>
namespace osgEarth
{
/**
* Serializable configuration options for a VisibleLayer.
*/
class OSGEARTH_EXPORT VisibleLayerOptions : public LayerOptions
{
public:
VisibleLayerOptions();
VisibleLayerOptions(const ConfigOptions& options);
/** dtor */
virtual ~VisibleLayerOptions() { }
/** Whether the layer is initially visible. */
optional<bool>& visible() { return _visible; }
const optional<bool>& visible() const { return _visible; }
/** Opacity of the visible layer [0..1] */
optional<float>& opacity() { return _opacity; }
const optional<float>& opacity() const { return _opacity; }
public:
virtual Config getConfig() const;
virtual void mergeConfig( const Config& conf );
void fromConfig(const Config& conf);
private:
void setDefaults();
optional<bool> _visible;
optional<float> _opacity;
};
struct VisibleLayerCallback : public LayerCallback
{
virtual void onVisibleChanged(class VisibleLayer* layer) { }
virtual void onOpacityChanged(class VisibleLayer* layer) { }
typedef void (VisibleLayerCallback::*MethodPtr)(class VisibleLayer* layer);
};
/**
* Base class for a layer supporting visibility control.
*/
class OSGEARTH_EXPORT VisibleLayer : public Layer
{
public:
META_Layer(osgEarth, VisibleLayer, VisibleLayerOptions);
protected:
// Construcable from a base class only.
VisibleLayer(VisibleLayerOptions* ptr =0L);
virtual ~VisibleLayer();
public:
/** Whether to draw this layer. */
virtual void setVisible(bool value);
bool getVisible() const;
/** Opacity with which to draw this layer. */
virtual void setOpacity(float value);
float getOpacity() const;
public: // Layer
virtual const Status& open();
protected: // Layer
virtual void init();
void fireCallback(VisibleLayerCallback::MethodPtr);
private:
osg::ref_ptr<osg::Uniform> _opacityU;
};
typedef std::vector< osg::ref_ptr<VisibleLayer> > VisibleLayerVector;
} // namespace TerrainLayer
#endif // OSGEARTH_RENDER_LAYER_H
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