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

**

** 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 HbInput 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 HB_INPUT_BUTTON_GROUP_PRIVATE_H

#define HB_INPUT_BUTTON_GROUP_PRIVATE_H

#include "hbwidget_p.h"

#include "hbinputbuttongroup.h"

#include "hbinputbutton.h"

class QTextLine;

class QTextLayout;

class HB_INPUT_PRIVATE_EXPORT HbInputButtonGroupPrivate : public HbWidgetPrivate

{

    Q_DECLARE_PUBLIC(HbInputButtonGroup)

public:

    HbInputButtonGroupPrivate();

    ~HbInputButtonGroupPrivate();

    virtual void updateGraphics(const QSizeF &size);

    virtual void updateTextLayouts(const QSizeF &size);

    virtual void updateCustomActions();

    virtual void updateButtonGrid(const QSizeF &size);

    virtual void updateColorArray();

    virtual void showButtonPreview(HbInputButton *const item);

    virtual void hideButtonPreview(HbInputButton *const item);

    virtual void showCharacterSelectionPreview(HbInputButton *const item);

    virtual void pressEvent(const QPointF &position, bool emitSignal = true);

    virtual void doublePressEvent(const QPointF &position, bool emitSignal = true);

    virtual void moveEvent(const QPointF &oldPosition, const QPointF &newPosition);

    virtual void releaseEvent(const QPointF &position, bool emitSignal = true);

    virtual void longPressEvent();

    virtual void calculateButtonProbabilities(const QPointF &position);

    virtual int activeButtonIndex(const QPointF &position);

    void _q_customActionDestroyed(QObject *object);

protected:

    virtual void createPrimarySingleTextLayout(int index, const QHash<int, QString> &textContent, const QSizeF &size);

    virtual void createPrimaryTextLayout(int index, const QHash<int, QString> &textContent, const QSizeF &size);

    virtual void createSecondaryTextLayout(int index, const QHash<int, QString> &textContentt, const QSizeF &size);

    virtual void layoutSecondaryText(int index, HbInputButton *item, QFontMetricsF &fontMetrics, const QSizeF &size,

                                     HbInputButton::HbInputButtonTextIndex firstTextIndex,

                                     HbInputButton::HbInputButtonIconIndex firstIconIndex,

                                     HbInputButton::HbInputButtonTextIndex secondTextIndex,

                                     HbInputButton::HbInputButtonIconIndex secondIconIndex,

                                     HbInputButtonGroup::HbInputButtonTextType textType);

    virtual void layoutTextLine(HbInputButtonGroup::HbInputButtonTextType textType, const HbInputButton *button, const QSizeF &cellSize,

                                QTextLine &textLine, const QSizeF &textSize);

    virtual QString buttonGraphics(HbInputButton::HbInputButtonType type, HbInputButton::HbInputButtonState state);

    virtual QString buttonColor(HbInputButton::HbInputButtonType type, HbInputButton::HbInputButtonState state);

    virtual qreal fontSize(HbInputButtonGroup::HbInputButtonTextType textType);

    virtual void setFontSize(HbInputButtonGroup::HbInputButtonTextType textType,qreal size);

    virtual void resetFontSizes();

    void startLongPress(int index);

    void cancelLongPress(int index);

public:

    qreal mUnitValue;

    QList<HbFrameDrawer *> mButtonDrawers;

    QList<QTextLayout *> mTextLayouts;

    QList<QColor> mColors;

    QList<QTimer *> mLongPressTimers;

    QList<int> mLongPressButtons;

    QSize mGridSize;

    QList<HbInputButton *> mButtonData;

    QList<int> mUsedCustomButtons;

    QList<HbAction *> mCustomActions;

    QHash<QPair<int, int>, int> mButtonGridPositions;

    qreal mButtonBorderSize;

    bool mEnabled;

    bool mButtonPreviewEnabled;

    bool mCharacterSelectionPreviewEnabled;

    bool mMultiTouchEnabled;

    QList<int> mActiveButtons;

    QHash<int, HbInputButtonGroup *> mButtonPreview;

    HbFrameDrawer *mBackground;

    QList<HbKeyPressProbability> mProbabilities;

    qreal mFontSize[HbInputButtonGroup::ButtonTextTypeLabel+1];

};

#endif // HB_INPUT_BUTTON_GROUP_PRIVATE_H

// End of file