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

**

** 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 HBGRIDLAYOUT_P_P_H

#define HBGRIDLAYOUT_P_P_H

#include <hbgridlayout_p.h>

#include <QTransform>

class HbGridLayout;

class HbGridLayoutPrivate

{

    Q_DECLARE_PUBLIC(HbGridLayout)

public:

    struct AnimationData {

        QGraphicsItem *item;

        QPointF startPos;

        QPointF startScenePos;

        qreal startDelay;

        qreal originalM31;

        qreal originalM32;

        qreal originalZValue;

        HbGridLayout::AnimationType type;

        QGraphicsLayoutItem *startItem;

    };

    HbGridLayoutPrivate();

    ~ HbGridLayoutPrivate();

    void init();

    void setSize(const QSizeF &size,int &targetCount);

    void setGeometry(const QRectF &effectiveRect);

    void setVerticalGeometry(const QRectF &effectiveRect);

    void setHorizontalGeometry(const QRectF &effectiveRect);

    QSizeF horSizeHint() const;

    QSizeF verSizeHint() const;

    QSizeF sizeHint(Qt::SizeHint which, const QSizeF &constraint = QSizeF( )) const;

    void setMargins(qreal topMargin, qreal bottomMargin, qreal leftMargin, qreal rightMargin);

    void reset();

    void insertItem(QGraphicsLayoutItem *item, int index, bool animate, bool reset);

    void removeItem(QGraphicsLayoutItem *item, int index, bool animate);

    void updateAnimationList(QGraphicsLayoutItem *item, int index, HbGridLayout::AnimationType type);

    void stopAnimation(AnimationData *data);

    AnimationData *animationData(QGraphicsLayoutItem *item) const;

    void _q_timerUpdate(bool updateProgress = true);

public:

    int mMaxVisRows;

    int mMaxVisColumns;

    Qt::Orientations mScrollDirection;

    QSizeF mItemSize;

    QSizeF mPreferedSizeHint;

    QSizeF mMaxSizeHint;

    qreal mSpacing;

    qreal mLeftMargin;

    qreal mRightMargin;

    qreal mTopMargin;

    qreal mBottomMargin;

    bool mClearCacheHint;

    bool mClearGeometry;

    bool mRecycling;

    QRectF mGeometry;

    QList<QGraphicsLayoutItem*> mItems;

    HbGridLayout *q_ptr;

    QList<AnimationData *> mAnimatedItems;

    QTimer *mTimer;

    bool mEffectLoaded;

};

#endif // HBGRIDLAYOUT_P_P_H