/****************************************************************************
**
** Copyright (C) 2014 Klaralvdalens Datakonsult AB (KDAB).
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****************************************************************************/

#include "qkeyboardcontroller.h"
#include "qkeyboardcontroller_p.h"
#include "qkeyboardinput.h"
#include <Qt3DCore/qsceneinterface.h>
#include <Qt3DCore/qbackendscenepropertychange.h>

QT_BEGIN_NAMESPACE

namespace Qt3D {

/*!
    \class Qt3D::QKeyboardControllerPrivate
    \internal
*/
QKeyboardControllerPrivate::QKeyboardControllerPrivate()
    : QNodePrivate()
{
}

QKeyboardController::QKeyboardController(QNode *parent)
    : QNode(*new QKeyboardControllerPrivate, parent)
{
}

QKeyboardInput *QKeyboardController::activeInput() const
{
    Q_D(const QKeyboardController);
    return d->m_activeInput;
}

/*! \internal */
QKeyboardController::QKeyboardController(QKeyboardControllerPrivate &dd, QNode *parent)
    : QNode(dd, parent)
{
}

void QKeyboardController::sceneChangeEvent(const QSceneChangePtr &change)
{
    QBackendScenePropertyChangePtr e = qSharedPointerCast<QBackendScenePropertyChange>(change);
    if (e->type() == NodeUpdated && e->propertyName() == QByteArrayLiteral("activeInput")) {
        QNodeId activeInputId = e->value().value<QNodeId>();
        setActiveInput(qobject_cast<QKeyboardInput *>(scene()->lookupNode(activeInputId)));
    }
}

void QKeyboardController::setActiveInput(QKeyboardInput *activeInput)
{
    Q_D(QKeyboardController);
    if (d->m_activeInput != activeInput) {
        d->m_activeInput = activeInput;
        emit activeInputChanged();
    }
}

} // Qt3D

QT_END_NAMESPACE