OpenSceneGraph/include/osgProducer/Viewer

137 lines
4.5 KiB
C++

/* -*-c++-*- OpenSceneGraph - Copyright (C) 1998-2003 Robert Osfield
*
* This library is open source and may be redistributed and/or modified under
* the terms of the OpenSceneGraph Public License (OSGPL) version 0.0 or
* (at your option) any later version. The full license is in LICENSE file
* included with this distribution, and on the openscenegraph.org website.
*
* This library 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
* OpenSceneGraph Public License for more details.
*/
#ifndef OSG_VIEWER_H
#define OSG_VIEWER_H
#include <osg/Timer>
#include <osg/NodeVisitor>
#include <osg/ArgumentParser>
#include <osg/ApplicationUsage>
#include <osg/AnimationPath>
#include <osgGA/GUIActionAdapter>
#include <osgGA/GUIEventHandler>
#include <osgGA/KeySwitchCameraManipulator>
#include <osgProducer/OsgCameraGroup>
#include <osgProducer/KeyboardMouseCallback>
#include <list>
namespace osgProducer {
class OSGPRODUCER_EXPORT Viewer : public OsgCameraGroup, public osgGA::GUIActionAdapter
{
public :
Viewer();
Viewer(Producer::CameraConfig *cfg);
Viewer(const std::string& configFile);
Viewer(osg::ArgumentParser& arguments);
virtual ~Viewer() {}
enum ViewerOptions
{
NO_EVENT_HANDLERS = 0,
TRACKBALL_MANIPULATOR = 1,
DRIVE_MANIPULATOR = 2,
FLIGHT_MANIPULATOR = 4,
STATE_MANIPULATOR = 8,
HEAD_LIGHT_SOURCE = 16,
SKY_LIGHT_SOURCE = 32,
STATS_MANIPULATOR = 64,
VIEWER_MANIPULATOR = 128,
ESCAPE_SETS_DONE = 256,
STANDARD_SETTINGS = TRACKBALL_MANIPULATOR|
DRIVE_MANIPULATOR |
FLIGHT_MANIPULATOR |
STATE_MANIPULATOR |
HEAD_LIGHT_SOURCE |
STATS_MANIPULATOR |
VIEWER_MANIPULATOR |
ESCAPE_SETS_DONE
};
void setUpViewer(unsigned int options=STANDARD_SETTINGS);
bool done() const { return _done; }
virtual void realize( ThreadingModel thread_model= SingleThreaded );
virtual void sync();
virtual void update();
/** Dispatch the cull and draw for each of the Camera's for this frame.*/
virtual void frame();
virtual void requestRedraw() {}
virtual void requestContinuousUpdate(bool) {}
virtual void requestWarpPointer(float x,float y);
typedef std::list< osg::ref_ptr<osgGA::GUIEventHandler> > EventHandlerList;
EventHandlerList& getEventHandlerList() { return _eventHandlerList; }
const EventHandlerList& getEventHandlerList() const { return _eventHandlerList; }
osgGA::KeySwitchCameraManipulator* getKeySwitchCameraManipulator() { return _keyswitchManipulator.get(); }
const osgGA::KeySwitchCameraManipulator* getKeySwitchCameraManipulator() const { return _keyswitchManipulator.get(); }
unsigned int addCameraManipulator(osgGA::CameraManipulator* cm);
void selectCameraManipulator(unsigned int no);
void setRecordingAnimationPath(bool on) { _recordingAnimationPath = on; }
bool getRecordingAnimationPath() const { return _recordingAnimationPath; }
void setAnimationPath(osg::AnimationPath* path) { _animationPath = path; }
osg::AnimationPath* getAnimationPath() { return _animationPath.get(); }
const osg::AnimationPath* getAnimationPath() const { return _animationPath.get(); }
/** Get the keyboard and mouse usage of this viewer.*/
virtual void getUsage(osg::ApplicationUsage& usage) const;
protected :
bool _done;
unsigned int _frameNumber;
osg::Timer _timer;
osg::Timer_t _start_tick;
osgProducer::KeyboardMouseCallback* _kbmcb;
EventHandlerList _eventHandlerList;
osg::ref_ptr<osgGA::KeySwitchCameraManipulator> _keyswitchManipulator;
osg::ref_ptr<osg::Camera> _old_style_osg_camera;
osg::ref_ptr<osg::NodeVisitor> _updateVisitor;
bool _recordingAnimationPath;
osg::ref_ptr<osg::AnimationPath> _animationPath;
};
}
#endif