/usr/include/osgEarth/Picker is in libosgearth-dev 2.7.0+dfsg-2+b3.
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 | /* -*-c++-*- */
/* osgEarth - Dynamic map generation toolkit for OpenSceneGraph
* Copyright 2015 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_PICKER_H
#define OSGEARTH_PICKER_H 1
#include <osgEarth/Common>
#include <osgEarth/ObjectIndex>
#include <osgGA/GUIEventHandler>
namespace osgEarth
{
/**
* Base class for an object picker. Header only (no export)
*/
class Picker : public osgGA::GUIEventHandler
{
public:
struct Callback : public osg::Referenced
{
// Called when an ID is hit
virtual void onHit(ObjectID id) { }
// Called when a query results in nothing
virtual void onMiss() { }
// Called to ask whether to perform a query based on events
virtual bool accept(const osgGA::GUIEventAdapter& ea, const osgGA::GUIActionAdapter& aa) { return false; }
};
public:
/**
* Initiate a pick. The picker will invoke the callback when the pick is complete.
* Returns true is the pick was successfully queued.
*/
virtual bool pick(osg::View* view, float mouseX, float mouseY, Callback* callback) = 0;
protected:
virtual ~Picker() { }
};
} // namespace osgEarth
#endif // OSGEARTH_PICKER
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