/****************************************************************************
**
** 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 HbCore 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 HBVKBGEOMETRYLOGIC_P_H
#define HBVKBGEOMETRYLOGIC_P_H

#include <QRectF>

class QSizeF;
class QPointF;

class HbVkbGeometryLogicPrivate
{
public:
    HbVkbGeometryLogicPrivate(
            const QSizeF& screenSize,
            const QSizeF& keypadSize,
            const QRectF& viewArea,
            bool isPopupType,
            bool isVkbOpen,
            const QRectF& containerArea,
            const QRectF& editorArea,
            const QRectF& cursorArea,
            qreal margin);

    bool containerFitsVisibleArea() const;
    bool editorFitsVisibleArea() const;

    bool isContainerVisible() const;
    bool isEditorVisible() const;
    bool isCursorVisible() const;

    bool calculateContainerMovement(QPointF& vector) const;

private:
    bool minimunMovement(QPointF& vector) const;
    bool calculateVectorToVisibleArea(QPointF& vector, const QRectF& areaToMove) const;
    bool fitsArea(const QRectF& target, const QRectF& source) const;
    bool calculateContainerVector(QPointF& vector) const;
    bool calculatePopupVector(QPointF& vector) const;
    bool calculateEditorVector(QPointF& vector) const;

public:
    QRectF mViewArea;
    QRectF mVisibleArea;
    QRectF mContainerArea;
    QRectF mEditorArea;
    QRectF mCursorArea;
    qreal mAdjust;
    bool mIsPopupType;
    qreal mMargin;
};

#endif // HBVKBGEOMETRYLOGIC_P_H
