#ifndef VIEWPORTPANE_H
#define VIEWPORTPANE_H

#include <QWidget>
#include <QFrame>
#include <QPushButton>

namespace uLib {
    class Object;
    namespace Qt { class PropertyEditor; }
}

class QSplitter;
class QVBoxLayout;
class QLabel;

class ViewportPane : public QWidget {
    Q_OBJECT
public:
    explicit ViewportPane(QWidget* parent = nullptr);
    virtual ~ViewportPane();

    void addVtkViewport();
    void addRootCanvas();

    QWidget* currentViewport() const { return m_viewport; }
    
    /** @brief Update the display properties for the given object. */
    void setObject(uLib::Object* obj);

private slots:
    void onCloseRequested();
    void showContextMenu(const QPoint& pos);
    void toggleDisplayPanel();

private:
    void AttemptSplit(Qt::Orientation orientation);
    void setViewport(QWidget* viewport, const QString& title);

    QVBoxLayout* m_layout;
    QWidget* m_titleBar;
    QLabel* m_titleLabel;
    QSplitter* m_areaSplitter;
    QWidget* m_viewport;

    // Display Properties Overlay
    QFrame* m_displayPanel;
    uLib::Qt::PropertyEditor* m_displayEditor;
    QPushButton* m_toggleBtn;
};

#endif // VIEWPORTPANE_H