root/OpenSceneGraph/trunk/include/osgGA/CameraViewSwitchManipulator @ 13041

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1/* -*-c++-*- OpenSceneGraph - Copyright (C) 1998-2006 Robert Osfield
2 *
3 * This library is open source and may be redistributed and/or modified under
4 * the terms of the OpenSceneGraph Public License (OSGPL) version 0.0 or
5 * (at your option) any later version.  The full license is in LICENSE file
6 * included with this distribution, and on the openscenegraph.org website.
7 *
8 * This library is distributed in the hope that it will be useful,
9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
11 * OpenSceneGraph Public License for more details.
12*/
13
14#ifndef OSGGA_VIEWLISTMANIPULATOR
15#define OSGGA_VIEWLISTMANIPULATOR 1
16
17#include <osgGA/CameraManipulator>
18#include <osg/Quat>
19#include <osg/CameraView>
20
21namespace osgGA{
22
23class OSGGA_EXPORT CameraViewSwitchManipulator : public CameraManipulator
24{
25    public:
26        CameraViewSwitchManipulator() {}
27
28        virtual const char* className() const { return "CameraViewSwitcher"; }
29
30        /** set the position of the matrix manipulator using a 4x4 Matrix.*/
31        virtual void setByMatrix(const osg::Matrixd& /*matrix*/) {}
32
33        /** set the position of the matrix manipulator using a 4x4 Matrix.*/
34        virtual void setByInverseMatrix(const osg::Matrixd& /*matrix*/) {}
35
36        /** get the position of the manipulator as 4x4 Matrix.*/
37        virtual osg::Matrixd getMatrix() const;
38
39        /** get the position of the manipulator as a inverse matrix of the manipulator, typically used as a model view matrix.*/
40        virtual osg::Matrixd getInverseMatrix() const;
41
42
43        /** Attach a node to the manipulator.
44            Automatically detaches previously attached node.
45            setNode(NULL) detaches previously nodes.
46            Is ignored by manipulators which do not require a reference model.*/
47        virtual void setNode(osg::Node*);
48
49        /** Return node if attached.*/
50        virtual const osg::Node* getNode() const { return _node.get();}
51
52        /** Return node if attached.*/
53        virtual osg::Node* getNode() { return _node.get();}
54
55        /** Start/restart the manipulator.*/
56        virtual void init(const GUIEventAdapter& /*ea*/,GUIActionAdapter& /*aa*/) { _currentView = 0; }
57
58        /** handle events, return true if handled, false otherwise.*/
59        virtual bool handle(const GUIEventAdapter& ea,GUIActionAdapter& us);
60
61        /** Get the keyboard and mouse usage of this manipulator.*/
62        virtual void getUsage(osg::ApplicationUsage& usage) const;
63
64       typedef std::vector< osg::ref_ptr<osg::CameraView> > CameraViewList;
65
66    protected:
67
68        virtual ~CameraViewSwitchManipulator() {}
69
70       osg::ref_ptr<osg::Node>       _node;
71
72       CameraViewList _cameraViews;
73       unsigned int _currentView;
74};
75
76}
77
78#endif
79
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