osgEarth::Util::Controls::CanvasInstaller Struct Reference

List of all members.

Public Member Functions
	CanvasInstaller (ControlCanvas *canvas, osg::Camera *camera)
void	operator() (osg::Node *node, osg::NodeVisitor *nv)
Static Public Member Functions
static void	install (osgViewer::View *view2, ControlCanvas *canvas)
Public Attributes
osg::ref_ptr< ControlCanvas >	_canvas
osg::ref_ptr< osg::NodeCallback >	_oldCallback

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Detailed Description

Definition at line 1762 of file Controls.cpp.

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Constructor & Destructor Documentation

osgEarth::Util::Controls::CanvasInstaller::CanvasInstaller	(	ControlCanvas *	canvas,
		osg::Camera *	camera
	)		[inline]

Definition at line 1764 of file Controls.cpp.

            : _canvas( canvas )
        {
            _oldCallback = camera->getUpdateCallback();
            camera->setUpdateCallback( this );
        }

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Member Function Documentation

static void osgEarth::Util::Controls::CanvasInstaller::install	(	osgViewer::View *	view2,
		ControlCanvas *	canvas
	)		[inline, static]

Definition at line 1779 of file Controls.cpp.

        {
            osg::Node* node = view2->getSceneData();
            osg::Group* group = new osg::Group();
            if ( node )
                group->addChild( node );
            group->addChild( canvas );
            
            // must save the manipulator matrix b/c calling setSceneData causes
            // the view to call home() on the manipulator.
            osg::Matrixd savedMatrix;
            osgGA::MatrixManipulator* manip = view2->getCameraManipulator();
            if ( manip )
                savedMatrix = manip->getMatrix();

            view2->setSceneData( group );

            // restore it
            if ( manip )
                manip->setByMatrix( savedMatrix );
        }

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void osgEarth::Util::Controls::CanvasInstaller::operator()	(	osg::Node *	node,
		osg::NodeVisitor *	nv
	)		[inline]

Definition at line 1771 of file Controls.cpp.

        {
            osg::Camera* camera = static_cast<osg::Camera*>(node);
            osgViewer::View* view2 = dynamic_cast<osgViewer::View*>(camera->getView());
            install( view2, _canvas.get() );
            camera->setUpdateCallback( _oldCallback.get() );
        }

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Member Data Documentation

osg::ref_ptr<ControlCanvas> osgEarth::Util::Controls::CanvasInstaller::_canvas

Definition at line 1801 of file Controls.cpp.

osg::ref_ptr<osg::NodeCallback> osgEarth::Util::Controls::CanvasInstaller::_oldCallback

Definition at line 1802 of file Controls.cpp.

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The documentation for this struct was generated from the following file:

• /home/cube/sources/osgearth/src/osgEarthUtil/Controls.cpp