#ifndef TREEITEM_H

#define TREEITEM_H

#include <QList>

#include <QVariant>

class LinkableMapObj;

class TreeItem

{

public:

	enum Type {Undefined,MapCenter,Branch,Image};

    TreeItem(const QList<QVariant> &data, TreeItem *parent = 0);

    ~TreeItem();

	// General housekeeping

    void appendChild (TreeItem *child);

	void removeChild (int row);

    TreeItem *child(int row);

    int childCount() const;

    int childNumber() const;

    int columnCount() const;

	int branchCount() const;

    int row() const;

	int column() const;

	int depth() ;

    TreeItem *parent();

	int num();		// object index, e.g. branch number

	// Accessing data

    QVariant data(int column) const;

	void setHeading (const QString s);

	QString getHeading();

	void setNote(const QString s);

	QString getNote();

	void setType (const Type t);

	Type getType ();

	QString getTypeName ();

	// Navigation and selection

	TreeItem* getChildNum(const int &n);

	TreeItem* getFirstBranch();

	TreeItem* getLastBranch();

	TreeItem* getBranchNum(const int &n);

	void setLastSelectedBranch();

	TreeItem* getLastSelectedBranch();

	// Relation to map objects in graphicsscene

	LinkableMapObj* getLMO();

	void setLMO (LinkableMapObj*);

protected:

    QList<TreeItem*> childItems;

    QList<QVariant> itemData;

    TreeItem *parentItem;

	Type type;

	LinkableMapObj *lmo;

	int branchOffset;

	int branchCounter;

	int lastSelectedBranchNum;

};

#endif