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****************************************************************************/

#ifndef QTGRADIENTSTOPSWIDGET_H

#define QTGRADIENTSTOPSWIDGET_H

#include <QtGui/QAbstractScrollArea>

QT_BEGIN_NAMESPACE

class QtGradientStopsModel;

class QtGradientStopsWidgetPrivate;

class QtGradientStopsWidget : public QAbstractScrollArea

{

    Q_OBJECT

    Q_PROPERTY(bool backgroundCheckered READ isBackgroundCheckered WRITE setBackgroundCheckered)

public:

    QtGradientStopsWidget(QWidget *parent = 0);

    ~QtGradientStopsWidget();

    QSize minimumSizeHint() const;

    QSize sizeHint() const;

    bool isBackgroundCheckered() const;

    void setBackgroundCheckered(bool checkered);

    void setGradientStopsModel(QtGradientStopsModel *model);

    void setZoom(double zoom);

    double zoom() const;

signals:

    void zoomChanged(double zoom);

protected:

    void paintEvent(QPaintEvent *e);

    void mousePressEvent(QMouseEvent *e);

    void mouseReleaseEvent(QMouseEvent *e);

    void mouseMoveEvent(QMouseEvent *e);

    void mouseDoubleClickEvent(QMouseEvent *e);

    void keyPressEvent(QKeyEvent *e);

    void focusInEvent(QFocusEvent *e);

    void focusOutEvent(QFocusEvent *e);

    void contextMenuEvent(QContextMenuEvent *e);

    void wheelEvent(QWheelEvent *e);

#ifndef QT_NO_DRAGANDDROP

    void dragEnterEvent(QDragEnterEvent *event);

    void dragMoveEvent(QDragMoveEvent *event);

    void dragLeaveEvent(QDragLeaveEvent *event);

    void dropEvent(QDropEvent *event);

#endif

private:

    QScopedPointer<QtGradientStopsWidgetPrivate> d_ptr;

    Q_DECLARE_PRIVATE(QtGradientStopsWidget)

    Q_DISABLE_COPY(QtGradientStopsWidget)

    Q_PRIVATE_SLOT(d_func(), void slotStopAdded(QtGradientStop *stop))

    Q_PRIVATE_SLOT(d_func(), void slotStopRemoved(QtGradientStop *stop))

    Q_PRIVATE_SLOT(d_func(), void slotStopMoved(QtGradientStop *stop, qreal newPos))

    Q_PRIVATE_SLOT(d_func(), void slotStopsSwapped(QtGradientStop *stop1, QtGradientStop *stop2))

    Q_PRIVATE_SLOT(d_func(), void slotStopChanged(QtGradientStop *stop, const QColor &newColor))

    Q_PRIVATE_SLOT(d_func(), void slotStopSelected(QtGradientStop *stop, bool selected))

    Q_PRIVATE_SLOT(d_func(), void slotCurrentStopChanged(QtGradientStop *stop))

    Q_PRIVATE_SLOT(d_func(), void slotNewStop())

    Q_PRIVATE_SLOT(d_func(), void slotDelete())

    Q_PRIVATE_SLOT(d_func(), void slotFlipAll())

    Q_PRIVATE_SLOT(d_func(), void slotSelectAll())

    Q_PRIVATE_SLOT(d_func(), void slotZoomIn())

    Q_PRIVATE_SLOT(d_func(), void slotZoomOut())

    Q_PRIVATE_SLOT(d_func(), void slotResetZoom())

};

QT_END_NAMESPACE

#endif