DYTSrouce/src/viewer/OsgWidget.h

#pragma once

#include <QTimer>
#include <osgViewer/CompositeViewer>
#include "osgqt/GraphicsWindowQt.h"

class OEScene;

class OsgWidget :  public QWidget, public osgViewer::CompositeViewer {
    Q_OBJECT
public:
    OsgWidget(QWidget *parent = nullptr, Qt::WindowFlags f = nullptr);
	~OsgWidget() override;

    void Initialize(void);
	void Uninitialize(void);
    void LoadDefaultScene(void);
    void OnLoadDyt(const QString& path);

signals:
    void signalResetWorkSpace();
    void signalScaleInfo(const QString&);

protected:
    osgQt::GraphicsWindowQt* createGraphicsWindow( int x, int y, int w, int h,
        const std::string& name="", bool windowDecoration=false );
    QWidget* addViewWidget( osgQt::GraphicsWindowQt* gw);
    
    void resizeEvent(QResizeEvent* event) override;
    void paintEvent( QPaintEvent* /*event*/ ) override;
    
    // 拖拽事件处理
    void dragEnterEvent(QDragEnterEvent* event) override;
    void dragMoveEvent(QDragMoveEvent* event) override;
    void dropEvent(QDropEvent* event) override;

public slots:
    /**
     * @brief 处理预制模型拖拽
     * @param modelType 模型类型
     * @param modelName 模型名称
     * @param position 屏幕位置（可选）
     */
    void OnPresetModelDropped(const QString& modelType, const QString& modelName, const QPointF& position = QPointF());
    
    bool ScreenToWorldCoordinate(int x, int y, double& longitude, double& latitude, double& altitude);
    

private:
    QTimer timer_;

    osg::ref_ptr<OEScene> activeScene_;
    osg::ref_ptr<class OsgViewUI> viewUI_;
    class WorkSpace* workspace_{ nullptr };
    osg::ref_ptr<osgViewer::View> view_;
    // class OsgView* view_{nullptr};
};