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/****************************************************************************
**
** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the QtDeclarative module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** No Commercial Usage
** This file contains pre-release code and may not be distributed.
** You may use this file in accordance with the terms and conditions
** contained in the Technology Preview License Agreement accompanying
** this package.
**
** GNU Lesser General Public License Usage
** Alternatively, 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 qt-info@nokia.com.
**
**
**
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include "qdeclarativetranslate_p.h"
#include <private/qgraphicstransform_p.h>
#include <QDebug>
#include <QtCore/qmath.h>
QT_BEGIN_NAMESPACE
class QDeclarativeTranslatePrivate : public QGraphicsTransformPrivate
{
public:
QDeclarativeTranslatePrivate()
: x(0), y(0) {}
qreal x;
qreal y;
};
/*!
Constructs an empty QDeclarativeTranslate object with the given \a parent.
*/
QDeclarativeTranslate::QDeclarativeTranslate(QObject *parent)
: QGraphicsTransform(*new QDeclarativeTranslatePrivate, parent)
{
}
/*!
Destroys the graphics scale.
*/
QDeclarativeTranslate::~QDeclarativeTranslate()
{
}
/*!
\property QDeclarativeTranslate::x
\brief the horizontal translation.
The translation can be any real number; the default value is 0.0.
\sa y
*/
qreal QDeclarativeTranslate::x() const
{
Q_D(const QDeclarativeTranslate);
return d->x;
}
void QDeclarativeTranslate::setX(qreal x)
{
Q_D(QDeclarativeTranslate);
if (d->x == x)
return;
d->x = x;
update();
emit positionChanged();
}
/*!
\property QDeclarativeTranslate::y
\brief the vertical translation.
The translation can be any real number; the default value is 0.0.
\sa x
*/
qreal QDeclarativeTranslate::y() const
{
Q_D(const QDeclarativeTranslate);
return d->y;
}
void QDeclarativeTranslate::setY(qreal y)
{
Q_D(QDeclarativeTranslate);
if (d->y == y)
return;
d->y = y;
update();
emit positionChanged();
}
/*!
\reimp
*/
void QDeclarativeTranslate::applyTo(QMatrix4x4 *matrix) const
{
Q_D(const QDeclarativeTranslate);
matrix->translate(d->x, d->y, 0);
}
/*!
\fn QDeclarativeTranslate::positionChanged()
QDeclarativeTranslate emits this signal when its position changes.
\sa QDeclarativeTranslate::x, QDeclarativeTranslate::y
*/
QT_END_NAMESPACE
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