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#ifndef QMLGRAPHICSLOADER_H
#define QMLGRAPHICSLOADER_H

#include "qmlgraphicsitem.h"

QT_BEGIN_HEADER

QT_BEGIN_NAMESPACE

QT_MODULE(Declarative)

class QmlGraphicsLoaderPrivate;
class Q_DECLARATIVE_EXPORT QmlGraphicsLoader : public QmlGraphicsItem
{
    Q_OBJECT
    Q_ENUMS(Status)
    Q_ENUMS(ResizeMode)

    Q_PROPERTY(QUrl source READ source WRITE setSource NOTIFY sourceChanged)
    Q_PROPERTY(QmlComponent *sourceComponent READ sourceComponent WRITE setSourceComponent NOTIFY sourceChanged)
    Q_PROPERTY(ResizeMode resizeMode READ resizeMode WRITE setResizeMode NOTIFY resizeModeChanged)
    Q_PROPERTY(QGraphicsObject *item READ item NOTIFY itemChanged)
    Q_PROPERTY(Status status READ status NOTIFY statusChanged)
    Q_PROPERTY(qreal progress READ progress NOTIFY progressChanged)

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

    QUrl source() const;
    void setSource(const QUrl &);

    QmlComponent *sourceComponent() const;
    void setSourceComponent(QmlComponent *);

    enum Status { Null, Ready, Loading, Error };
    Status status() const;
    qreal progress() const;

    enum ResizeMode { NoResize, SizeLoaderToItem, SizeItemToLoader };
    ResizeMode resizeMode() const;
    void setResizeMode(ResizeMode mode);

    QGraphicsObject *item() const;

Q_SIGNALS:
    void itemChanged();
    void sourceChanged();
    void statusChanged();
    void progressChanged();
    void resizeModeChanged();

protected:
    void geometryChanged(const QRectF &newGeometry, const QRectF &oldGeometry);
    QVariant itemChange(GraphicsItemChange change, const QVariant &value);
    bool eventFilter(QObject *watched, QEvent *e);
private:
    Q_DISABLE_COPY(QmlGraphicsLoader)
    Q_DECLARE_PRIVATE_D(QGraphicsItem::d_ptr.data(), QmlGraphicsLoader)
    Q_PRIVATE_SLOT(d_func(), void _q_sourceLoaded())
    Q_PRIVATE_SLOT(d_func(), void _q_updateSize())
};

QT_END_NAMESPACE

QML_DECLARE_TYPE(QmlGraphicsLoader)

QT_END_HEADER

#endif // QMLGRAPHICSLOADER_H