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#ifndef QMLGRAPHICSPATHVIEW_H
#define QMLGRAPHICSPATHVIEW_H

#include "qmlgraphicsitem.h"
#include "qmlgraphicspath_p.h"

QT_BEGIN_HEADER

QT_BEGIN_NAMESPACE

QT_MODULE(Declarative)

class QmlGraphicsPathViewPrivate;
class Q_DECLARATIVE_EXPORT QmlGraphicsPathView : public QmlGraphicsItem
{
    Q_OBJECT

    Q_PROPERTY(QVariant model READ model WRITE setModel)
    Q_PROPERTY(QmlGraphicsPath *path READ path WRITE setPath)
    Q_PROPERTY(int currentIndex READ currentIndex WRITE setCurrentIndex NOTIFY currentIndexChanged)
    Q_PROPERTY(qreal offset READ offset WRITE setOffset NOTIFY offsetChanged)
    Q_PROPERTY(qreal snapPosition READ snapPosition WRITE setSnapPosition)
    Q_PROPERTY(qreal dragMargin READ dragMargin WRITE setDragMargin)
    Q_PROPERTY(int count READ count)
    Q_PROPERTY(QmlComponent *delegate READ delegate WRITE setDelegate)
    Q_PROPERTY(int pathItemCount READ pathItemCount WRITE setPathItemCount)

public:
    QmlGraphicsPathView(QmlGraphicsItem *parent=0);
    virtual ~QmlGraphicsPathView();

    QVariant model() const;
    void setModel(const QVariant &);

    QmlGraphicsPath *path() const;
    void setPath(QmlGraphicsPath *);

    int currentIndex() const;
    void setCurrentIndex(int idx);

    qreal offset() const;
    void setOffset(qreal offset);

    qreal snapPosition() const;
    void setSnapPosition(qreal pos);

    qreal dragMargin() const;
    void setDragMargin(qreal margin);

    int count() const;

    QmlComponent *delegate() const;
    void setDelegate(QmlComponent *);

    int pathItemCount() const;
    void setPathItemCount(int);

    static QObject *qmlAttachedProperties(QObject *);

Q_SIGNALS:
    void currentIndexChanged();
    void offsetChanged();

protected:
    void mousePressEvent(QGraphicsSceneMouseEvent *event);
    void mouseMoveEvent(QGraphicsSceneMouseEvent *event);
    void mouseReleaseEvent(QGraphicsSceneMouseEvent *);
    bool sendMouseEvent(QGraphicsSceneMouseEvent *event);
    bool sceneEventFilter(QGraphicsItem *, QEvent *);
    void componentComplete();

private Q_SLOTS:
    void refill();
    void ticked();
    void itemsInserted(int index, int count);
    void itemsRemoved(int index, int count);
    void createdItem(int index, QmlGraphicsItem *item);
    void destroyingItem(QmlGraphicsItem *item);

private:
    friend class QmlGraphicsPathViewAttached;
    static QHash<QObject*, QObject*> attachedProperties;
    Q_DISABLE_COPY(QmlGraphicsPathView)
    Q_DECLARE_PRIVATE_D(QGraphicsItem::d_ptr.data(), QmlGraphicsPathView)
};

QT_END_NAMESPACE

QML_DECLARE_TYPE(QmlGraphicsPathView)
QML_DECLARE_TYPEINFO(QmlGraphicsPathView, QML_HAS_ATTACHED_PROPERTIES)
QT_END_HEADER

#endif // QMLGRAPHICSPATHVIEW_H