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

**

** Copyright (C) 2008-2010 Nokia Corporation and/or its subsidiary(-ies).

** All rights reserved.

** Contact: Nokia Corporation (developer.feedback@nokia.com)

**

** This file is part of the HbWidgets module of the UI Extensions for Mobile.

**

** GNU Lesser General Public License Usage

** This file may be used under the terms of the GNU Lesser General Public

** License version 2.1 as published by the Free Software Foundation and

** appearing in the file LICENSE.LGPL included in the packaging of this file.

** Please review the following information to ensure the GNU Lesser General

** Public License version 2.1 requirements will be met:

** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.

**

** In addition, as a special exception, Nokia gives you certain additional

** rights.  These rights are described in the Nokia Qt LGPL Exception

** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.

**

** If you have questions regarding the use of this file, please contact

** Nokia at developer.feedback@nokia.com.

**

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

#ifndef HBSLIDER_H

#define HBSLIDER_H

#include <hbwidget.h>

class HbSliderPrivate;

class HB_WIDGETS_EXPORT HbSlider : public HbWidget

{

    Q_OBJECT

    Q_PROPERTY(int maximum READ maximum WRITE setMaximum)

    Q_PROPERTY(int minimum READ minimum WRITE setMinimum)

    Q_PROPERTY(Qt::Orientation orientation READ orientation WRITE setOrientation)

    Q_PROPERTY(int pageStep READ pageStep WRITE setPageStep)

    Q_PROPERTY(int singleStep READ singleStep WRITE setSingleStep)

    Q_PROPERTY(int sliderPosition READ sliderPosition WRITE setSliderPosition)

    Q_PROPERTY(bool tracking READ hasTracking WRITE setTracking) 

    Q_PROPERTY(int value READ value WRITE setValue USER true)

    Q_PROPERTY(Hb::SliderTickPositions tickPosition READ tickPosition WRITE setTickPosition) // does not work in armv5

    Q_PROPERTY(int majorTickInterval READ majorTickInterval WRITE setMajorTickInterval)

    Q_PROPERTY(int minorTickInterval READ minorTickInterval WRITE setMinorTickInterval)

    Q_PROPERTY(QStringList majorTickLabels READ majorTickLabels WRITE setMajorTickLabels)

    Q_PROPERTY(QStringList minorTickLabels READ minorTickLabels WRITE setMinorTickLabels)

    Q_PROPERTY(SnappingMode snappingMode READ snappingMode WRITE setSnappingMode)

    Q_PROPERTY(bool iconCheckable READ isIconCheckable WRITE setIconCheckable)

    Q_PROPERTY(bool iconChecked READ isIconChecked WRITE setIconChecked)

    Q_PROPERTY(QString text READ text WRITE setText)

    Q_PROPERTY(bool invertedAppearance READ invertedAppearance WRITE setInvertedAppearance)

    Q_PROPERTY(bool toolTipVisible READ isToolTipVisible WRITE setToolTipVisible)

    Q_PROPERTY(Qt::Alignment toolTipAlignment READ toolTipAlignment WRITE setToolTipAlignment)

    Q_PROPERTY(bool iconEnabled READ isIconEnabled WRITE setIconEnabled)

    Q_PROPERTY(QString handleIcon READ handleIcon WRITE setHandleIcon)

    Q_PROPERTY(bool trackFilled READ isTrackFilled WRITE setTrackFilled)

    Q_PROPERTY(QList<QVariant> sliderElements READ sliderElements WRITE setSliderElements)

    Q_PROPERTY(QMap elementIcons READ elementIcons WRITE setElementIcons)

    Q_ENUMS(SliderElement SnappingMode)

public:

    explicit HbSlider(QGraphicsItem *parent = 0);

    explicit HbSlider(Qt::Orientation orientation, QGraphicsItem *parent = 0);

    virtual ~HbSlider();

    enum SliderElement {

        IncreaseElement,

        TrackElement,

        DecreaseElement,

        IconElement,

        TextElement

    };

    enum SnappingMode {

        NoSnapping,

        MajorTickSnapping,

        MinorTickSnapping

    };

    void setMaximum(int max);

    int maximum() const;

    void setMinimum(int min);

    int minimum() const;

    Qt::Orientation orientation() const;

    void setPageStep(int step);

    int pageStep() const;

    void setSingleStep(int step);

    int singleStep() const;

    void setSliderPosition(int pos);

    int sliderPosition() const;

    void setTracking(bool enable);

    bool hasTracking() const;

    int value() const;

    void setMajorTickInterval(int interval);

    int majorTickInterval() const;

    void setMinorTickInterval(int interval);

    int minorTickInterval() const;

    void setMajorTickLabels(const QStringList &majorTickLabels);

    QStringList majorTickLabels() const;

    void setMinorTickLabels(const QStringList &minorTickLabels);

    QStringList minorTickLabels() const;

    void setSnappingMode(SnappingMode mode);

    SnappingMode snappingMode() const;

    void setIconCheckable(bool checkable);

    bool isIconCheckable() const;

    void setIconChecked(bool checked);

    bool isIconChecked() const;

    QString text() const;

    void setInvertedAppearance(bool inverted);

    bool invertedAppearance() const;

    virtual void setToolTipVisible(bool);

    bool isToolTipVisible() const;

    Qt::Alignment toolTipAlignment() const;

    void setToolTipAlignment(Qt::Alignment);

    void setRange(int min, int max);

    void setTickPosition(Hb::SliderTickPositions position);

    Hb::SliderTickPositions tickPosition() const;

    void setElementIcon(SliderElement element, const HbIcon &icon);

    HbIcon elementIcon(SliderElement element) const; 

    void setElementIcons(const QMap<QString,QVariant> &elements);

    QMap<QString,QVariant> elementIcons( )const;

    void setSliderElements(const QList<QVariant> &elements);

    QList<QVariant> sliderElements() const;

    bool isIconEnabled() const;

    void setIconEnabled(bool enabled);

    enum { Type = Hb::ItemType_Slider };

    int type() const { return Type; }

    void setHandleIcon(const QString& handlePath );

    QString handleIcon() const;

     void setTrackFilled(bool trackVisible = true );

     bool isTrackFilled() const;

    virtual QGraphicsItem * primitive(HbStyle::Primitive primitive) const;

public slots:

    void setOrientation(Qt::Orientation orientation);

    void setValue(int value);

    void setText(const QString &text);

    void updatePrimitives();

signals:

    void valueChanged(int value);

    void sliderPressed();

    void sliderReleased();

    void sliderMoved(int value);

    void rangeChanged(int min, int max);

    void iconPressed();

    void iconReleased();

    void iconClicked();

    void iconToggled(bool checked);

    void textClicked(); 

protected:

    HbSlider(HbSliderPrivate &dd, QGraphicsItem *parent);

    virtual void mousePressEvent(QGraphicsSceneMouseEvent *event);

    virtual void mouseReleaseEvent(QGraphicsSceneMouseEvent *event);

    virtual QVariant itemChange(GraphicsItemChange change, const QVariant &value);    

    virtual void focusInEvent(QFocusEvent *event); 

private:

    Q_DECLARE_PRIVATE_D(d_ptr, HbSlider)

    Q_DISABLE_COPY(HbSlider)

    friend class HbSliderTickmarks;

    friend class HbSliderTickmarksLabel;

#ifdef HB_EFFECTS

    Q_PRIVATE_SLOT(d_func(), void  _q_startIconPressedEffect()) 

    Q_PRIVATE_SLOT(d_func(), void  _q_startIconReleasedEffect()) 

    Q_PRIVATE_SLOT(d_func(), void  _q_startTextClickEffect()) 

#endif

};

#endif // HBSLIDER_H