/****************************************************************************
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** this package.
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** packaging of this file.  Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
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****************************************************************************/

#ifndef QEVENT_P_H
#define QEVENT_P_H

#include <QtCore/qglobal.h>
#include <QtGui/qevent.h>

QT_BEGIN_NAMESPACE

//
//  W A R N I N G
//  -------------
//
// This file is not part of the Qt API.  It exists purely as an
// implementation detail.  This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.
//

// ### Qt 5: remove
class QKeyEventEx : public QKeyEvent
{
public:
    QKeyEventEx(Type type, int key, Qt::KeyboardModifiers modifiers,
                const QString &text, bool autorep, ushort count,
                quint32 nativeScanCode, quint32 nativeVirtualKey, quint32 nativeModifiers);
    QKeyEventEx(const QKeyEventEx &other);

    ~QKeyEventEx();

protected:
    quint32 nScanCode;
    quint32 nVirtualKey;
    quint32 nModifiers;
    friend class QKeyEvent;
};

// ### Qt 5: remove
class QMouseEventEx : public QMouseEvent
{
public:
    QMouseEventEx(Type type, const QPointF &pos, const QPoint &globalPos,
                  Qt::MouseButton button, Qt::MouseButtons buttons,
                  Qt::KeyboardModifiers modifiers);
    ~QMouseEventEx();

protected:
    QPointF posF;
    friend class QMouseEvent;
};

class QTouchEventTouchPointPrivate
{
public:
    inline QTouchEventTouchPointPrivate(int id)
        : ref(1),
          id(id),
          state(Qt::TouchPointReleased),
          pressure(qreal(-1.))
    { }

    inline QTouchEventTouchPointPrivate *detach()
    {
        QTouchEventTouchPointPrivate *d = new QTouchEventTouchPointPrivate(*this);
        d->ref = 1;
        if (!this->ref.deref())
            delete this;
        return d;
    }

    QAtomicInt ref;
    int id;
    Qt::TouchPointStates state;
    QRectF rect, sceneRect, screenRect;
    QPointF normalizedPos,
            startPos, startScenePos, startScreenPos, startNormalizedPos,
            lastPos, lastScenePos, lastScreenPos, lastNormalizedPos;
    qreal pressure;
};

class QNativeGestureEvent : public QEvent
{
public:
    enum Type {
        None,
        GestureBegin,
        GestureEnd,
        Pan,
        Zoom,
        Rotate,
        Swipe
    };

    QNativeGestureEvent()
        : QEvent(QEvent::NativeGesture), gestureType(None), percentage(0)
#ifdef Q_WS_WIN
        , sequenceId(0), argument(0)
#endif
    {
    }

    Type gestureType;
    float percentage;
    QPoint position;
    float angle;
#ifdef Q_WS_WIN
    ulong sequenceId;
    quint64 argument;
#endif
};

QT_END_NAMESPACE

#endif // QEVENT_P_H