/*

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

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of "Eclipse Public License v1.0"

* which accompanies this distribution, and is available

* at the URL "http://www.eclipse.org/legal/epl-v10.html".

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*

* Description:  Day view control of calendar

*

*/

#ifndef CALENDAYCONTAINER_H

#define CALENDAYCONTAINER_H

//System includes

#include <QDateTime>

#include "../../../../../mw/hb/src/hbwidgets/itemviews/hbabstractitemcontainer_p.h"

//User includes

//Forward declarations

class CalenDayInfo;

class TouchEventAbsorber;

class CalenDayContainer : public HbAbstractItemContainer

{

    Q_OBJECT

public:

    /**

     * Constructor. 

     */

    CalenDayContainer(QGraphicsItem *parent = 0);

    /**

     * Destructor.

     */

    ~CalenDayContainer();

    /**

     * 

     */

    void itemAdded (int index, HbAbstractViewItem *item, bool animate);

    /**

     * 

     */

    void itemRemoved (HbAbstractViewItem *item, bool animate);

    /**

     * 

     */

    void reset();

    /**

     * 

     */

    void viewResized (const QSizeF &size);

    /**

     * Sets day's info structer to the container.

     * 

     * @param dayInfo Day info.

     */

    void setDayInfo( CalenDayInfo* dayInfo );

public slots:

    /**

     * Slot handles layout switch.

     * @param orientation Current device orientation

     */

    void orientationChanged(Qt::Orientation orientation);

protected:

    /**

     * 

     */

    HbAbstractViewItem * createDefaultPrototype() const;

    /**

     * 

     */

    void setItemModelIndex(HbAbstractViewItem *item, const QModelIndex &index);

    /**

     * Updates geometry of a timed event.

     */

    void updateTimedEventGeometry(HbAbstractViewItem *item, 

                                  const QModelIndex &index);

    /**

     * Updates geometry of a all-day events	

     */

    void updateAllDayEventGeometry(HbAbstractViewItem *item, 

                                  const QModelIndex &index);

    /**

     * Structure with event layout values.

     * 

     * eventAreaX X value for event area start.

     * eventAreaWidth The width of event area.

     * eventMargin Margins between the multiple events.

     * slotHeight Half hour slot's height.

     * unitInPixels no. of pixels in 1un

     */

    struct LayoutValues {

					LayoutValues()

						:eventAreaX(0),

						 eventAreaWidth(0),

						 eventMargin(0),

						 slotHeight(0),

						 unitInPixels(0),

						 maxColumns(0)

						 {}

    	qreal eventAreaX;

    	qreal eventAreaWidth;

    	qreal eventMargin;

    	qreal slotHeight;

    	qreal unitInPixels;

    	int maxColumns;

    };

    /**

     * Gets event layout values.

     * 

     * @param layoutValues structure to be filled with layout data

     */

    void getTimedEventLayoutValues(LayoutValues& layoutValues);

    /**

     *  creates absorbers which prevent touching to small items

     *  (according to UI spec items smaller than ... are untouchable)

     */

    void createTouchEventAbsorbers();

    /**

     * 

     */

    TouchEventAbsorber* crateAbsorberBetweenSlots(int startSlot, int endSlot);

private:

    bool mGeometryUpdated;

    QDateTime mDateTime;

    /**

     * Day event info.

     * Not own.

     */

    CalenDayInfo* mInfo;

    LayoutValues mLayoutValues;

    QList<TouchEventAbsorber*> mAbsorbers;

};

class TouchEventAbsorber : public HbWidget

    	{

	Q_OBJECT

    public:

    	TouchEventAbsorber(QGraphicsItem *parent=0);

    	~TouchEventAbsorber();

    protected:

        void gestureEvent(QGestureEvent *event);

#ifdef _DEBUG

        void paint(QPainter *painter, const QStyleOptionGraphicsItem *option,

				QWidget *widget);

#endif

    	};

#endif // CALENDAYCONTAINER_H

// End of File