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#include "qbasicmouseeventtransition_p.h"

#ifndef QT_NO_STATEMACHINE

#include <QtGui/qevent.h>

#include <QtGui/qpainterpath.h>

#include <qdebug.h>

#include <private/qabstracttransition_p.h>

QT_BEGIN_NAMESPACE

/*!

  \internal

  \class QBasicMouseEventTransition

  \since 4.6

  \ingroup statemachine

  \brief The QBasicMouseEventTransition class provides a transition for Qt mouse events.

*/

class QBasicMouseEventTransitionPrivate : public QAbstractTransitionPrivate

{

    Q_DECLARE_PUBLIC(QBasicMouseEventTransition)

public:

    QBasicMouseEventTransitionPrivate();

    static QBasicMouseEventTransitionPrivate *get(QBasicMouseEventTransition *q);

    QEvent::Type eventType;

    Qt::MouseButton button;

    Qt::KeyboardModifiers modifierMask;

    QPainterPath path;

};

QBasicMouseEventTransitionPrivate::QBasicMouseEventTransitionPrivate()

{

    eventType = QEvent::None;

    button = Qt::NoButton;

}

QBasicMouseEventTransitionPrivate *QBasicMouseEventTransitionPrivate::get(QBasicMouseEventTransition *q)

{

    return q->d_func();

}

/*!

  Constructs a new mouse event transition with the given \a sourceState.

*/

QBasicMouseEventTransition::QBasicMouseEventTransition(QState *sourceState)

    : QAbstractTransition(*new QBasicMouseEventTransitionPrivate, sourceState)

{

}

/*!

  Constructs a new mouse event transition for events of the given \a type.

*/

QBasicMouseEventTransition::QBasicMouseEventTransition(QEvent::Type type,

                                                       Qt::MouseButton button,

                                                       QState *sourceState)

    : QAbstractTransition(*new QBasicMouseEventTransitionPrivate, sourceState)

{

    Q_D(QBasicMouseEventTransition);

    d->eventType = type;

    d->button = button;

}

/*!

  Destroys this mouse event transition.

*/

QBasicMouseEventTransition::~QBasicMouseEventTransition()

{

}

/*!

  Returns the event type that this mouse event transition is associated with.

*/

QEvent::Type QBasicMouseEventTransition::eventType() const

{

    Q_D(const QBasicMouseEventTransition);

    return d->eventType;

}

/*!

  Sets the event \a type that this mouse event transition is associated with.

*/

void QBasicMouseEventTransition::setEventType(QEvent::Type type)

{

    Q_D(QBasicMouseEventTransition);

    d->eventType = type;

}

/*!

  Returns the button that this mouse event transition checks for.

*/

Qt::MouseButton QBasicMouseEventTransition::button() const

{

    Q_D(const QBasicMouseEventTransition);

    return d->button;

}

/*!

  Sets the button that this mouse event transition will check for.

*/

void QBasicMouseEventTransition::setButton(Qt::MouseButton button)

{

    Q_D(QBasicMouseEventTransition);

    d->button = button;

}

/*!

  Returns the keyboard modifier mask that this mouse event transition checks

  for.

*/

Qt::KeyboardModifiers QBasicMouseEventTransition::modifierMask() const

{

    Q_D(const QBasicMouseEventTransition);

    return d->modifierMask;

}

/*!

  Sets the keyboard modifier mask that this mouse event transition will check

  for.

*/

void QBasicMouseEventTransition::setModifierMask(Qt::KeyboardModifiers modifierMask)

{

    Q_D(QBasicMouseEventTransition);

    d->modifierMask = modifierMask;

}

/*!

  Returns the hit test path for this mouse event transition.

*/

QPainterPath QBasicMouseEventTransition::hitTestPath() const

{

    Q_D(const QBasicMouseEventTransition);

    return d->path;

}

/*!

  Sets the hit test path for this mouse event transition.

*/

void QBasicMouseEventTransition::setHitTestPath(const QPainterPath &path)

{

    Q_D(QBasicMouseEventTransition);

    d->path = path;

}

/*!

  \reimp

*/

bool QBasicMouseEventTransition::eventTest(QEvent *event)

{

    Q_D(const QBasicMouseEventTransition);

    if (event->type() == d->eventType) {

        QMouseEvent *me = static_cast<QMouseEvent*>(event);

        return (me->button() == d->button)

            && ((me->modifiers() & d->modifierMask) == d->modifierMask)

            && (d->path.isEmpty() || d->path.contains(me->pos()));

    }

    return false;

}

/*!

  \reimp

*/

void QBasicMouseEventTransition::onTransition(QEvent *)

{

}

QT_END_NAMESPACE

#endif //QT_NO_STATEMACHINE