DYTSrouce/src/scene/OEScene.h

#pragma once

#include <osgEarth/MapNode>
#include <osgEarthUtil/Sky>
#include <osgEarth/Viewpoint>

#include "common/SpdLogger.h"
#include "config.h"
#include "scene/ui/OESceneUI.h"

namespace osgEarth {
namespace Util {
    class EarthManipulator;
}
}

class OEScene : public osg::Group {
public:
    OEScene();
    void AttachView(osgViewer::View* view);
    void DetachView(osgViewer::View* view);

    bool AddToScene(osg::Node* node) const;
    void SetHomeViewpoint(const osgEarth::Viewpoint& viewpoint, double duration_s);
	bool TrackEntity(osg::Node* entity, bool track) const;
    
    osgEarth::MapNode* GetMapNode(void) const {
        dyt_check(earthMapNode_.valid());
        return earthMapNode_;
    }

    OESceneUI* GetOrCreateSceneUI();
    // Read-only accessor to avoid creating UI during teardown
    OESceneUI* GetSceneUI() const {
        return sceneUI_.get();
    }
    osgEarth::Util::EarthManipulator* GetManipulater() const {
        return earthManipulator_.get();
    }

    osg::Viewport* GetViewport() const;
    bool ScreenToWorldCoordinate(int x, int y, osg::Vec3d* output) const;
    bool Vec3ToLocation(const osg::Vec3& input, osg::Vec3d* output) const;

    static const osgEarth::SpatialReference* GetSrs();

private:
    void Init();

private:
    osg::ref_ptr<osg::Node> earthRootNode_;
    osg::ref_ptr<osgEarth::Util::EarthManipulator> earthManipulator_;
    osg::ref_ptr<osgEarth::MapNode> earthMapNode_;
    osg::ref_ptr<osg::Group> entityRoot_;
    osg::ref_ptr<osgEarth::Util::SkyNode> skyDome_;
    osg::ref_ptr<OESceneUI> sceneUI_;
    osgViewer::View* curentView_ {nullptr};
    bool homeViewpointSet_ {false};
};