root/OpenSceneGraph/trunk/include/osgViewer/CompositeViewer @ 8971

Revision 8971, 4.2 kB (checked in by robert, 6 years ago)

From Stephan Huber, removed now redundent setEventQueue method

  • Property svn:eol-style set to native
  • Property svn:keywords set to Author Date Id Revision
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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 OSGVIEWER_CompositeViewer
15#define OSGVIEWER_CompositeViewer 1
16
17#include <osg/ArgumentParser>
18#include <osgUtil/UpdateVisitor>
19#include <osgViewer/GraphicsWindow>
20#include <osgViewer/View>
21
22namespace osgViewer {
23
24/** CompsiteViewer holds a or more views to a one more scenes.*/
25class OSGVIEWER_EXPORT CompositeViewer : public ViewerBase, public virtual osg::Object
26{
27    public:
28
29        CompositeViewer();
30
31        CompositeViewer(const CompositeViewer&,const osg::CopyOp& copyop=osg::CopyOp::SHALLOW_COPY);
32
33        CompositeViewer(osg::ArgumentParser& arguments);
34       
35        META_Object(osgViewer,CompositeViewer);
36
37        virtual ~CompositeViewer();
38
39        /** read the viewer configuration from a configuration file.*/
40        bool readConfiguration(const std::string& filename);
41
42        void addView(osgViewer::View* view);
43        void removeView(osgViewer::View* view);
44       
45        osgViewer::View* getView(unsigned i) { return _views[i].get(); }
46        const osgViewer::View* getView(unsigned i) const { return _views[i].get(); }
47       
48        unsigned int getNumViews() const { return _views.size(); }
49
50       
51        /** Get whether at least of one of this viewers windows are realized.*/
52        virtual bool isRealized() const;
53
54        /** set up windows and associated threads.*/
55        virtual void realize();
56
57        virtual void setStartTick(osg::Timer_t tick);
58
59        void setReferenceTime(double time=0.0);
60
61        osg::FrameStamp* getFrameStamp() { return _frameStamp.get(); }
62        const osg::FrameStamp* getFrameStamp() const { return _frameStamp.get(); }
63
64        virtual double elapsedTime();
65       
66        virtual osg::FrameStamp* getViewerFrameStamp() { return getFrameStamp(); }
67       
68
69        /** Execute a main frame loop.
70          * Equivalent to while (!viewer.done()) viewer.frame();
71          * Also calls realize() if the viewer is not already realized,
72          * and installs trackball manipulator if one is not already assigned.
73          */
74        virtual int run();
75
76        virtual void advance(double simulationTime=USE_REFERENCE_TIME);
77
78        virtual void eventTraversal();
79
80        virtual void updateTraversal();
81       
82       
83        void setCameraWithFocus(osg::Camera* camera);
84        osg::Camera* getCameraWithFocus() { return _cameraWithFocus.get(); }
85        const osg::Camera* getCameraWithFocus() const { return _cameraWithFocus.get(); }
86       
87        osgViewer::View* getViewWithFocus() { return _viewWithFocus.get(); }
88        const osgViewer::View* getViewWithFocus() const { return _viewWithFocus.get(); }
89       
90        virtual void getCameras(Cameras& cameras, bool onlyActive=true);
91       
92        virtual void getContexts(Contexts& contexts, bool onlyValid=true);
93
94        virtual void getAllThreads(Threads& threads, bool onlyActive=true);
95
96        virtual void getOperationThreads(OperationThreads& threads, bool onlyActive=true);
97
98        virtual void getScenes(Scenes& scenes, bool onlyValid=true);
99
100        virtual void getViews(Views& views, bool onlyValid=true);
101
102
103        /** Get the keyboard and mouse usage of this viewer.*/
104        virtual void getUsage(osg::ApplicationUsage& usage) const;
105
106    protected:
107
108        void constructorInit();
109
110        virtual void viewerInit();
111       
112        typedef std::vector< osg::ref_ptr<osgViewer::View> > RefViews;
113        RefViews _views;
114       
115        bool _firstFrame;
116       
117        osg::Timer_t                        _startTick;
118        osg::ref_ptr<osg::FrameStamp>       _frameStamp;
119
120        osg::observer_ptr<osg::Camera>      _cameraWithFocus;
121        osg::observer_ptr<osgViewer::View>  _viewWithFocus;
122       
123};
124
125
126}
127
128#endif
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