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// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
#ifndef QGRAPHICSTRANSFORM_H
#define QGRAPHICSTRANSFORM_H
#include <QtWidgets/qtwidgetsglobal.h>
#include <QtCore/QObject>
#include <QtGui/QVector3D>
#include <QtGui/QTransform>
#include <QtGui/QMatrix4x4>
QT_REQUIRE_CONFIG(graphicsview);
QT_BEGIN_NAMESPACE
class QGraphicsItem;
class QGraphicsTransformPrivate;
class Q_WIDGETS_EXPORT QGraphicsTransform : public QObject
{
Q_OBJECT
public:
QGraphicsTransform(QObject *parent = nullptr);
~QGraphicsTransform();
virtual void applyTo(QMatrix4x4 *matrix) const = 0;
protected Q_SLOTS:
void update();
protected:
QGraphicsTransform(QGraphicsTransformPrivate &p, QObject *parent);
private:
friend class QGraphicsItem;
friend class QGraphicsItemPrivate;
Q_DECLARE_PRIVATE(QGraphicsTransform)
};
class QGraphicsScalePrivate;
class Q_WIDGETS_EXPORT QGraphicsScale : public QGraphicsTransform
{
Q_OBJECT
Q_PROPERTY(QVector3D origin READ origin WRITE setOrigin NOTIFY originChanged)
Q_PROPERTY(qreal xScale READ xScale WRITE setXScale NOTIFY xScaleChanged)
Q_PROPERTY(qreal yScale READ yScale WRITE setYScale NOTIFY yScaleChanged)
Q_PROPERTY(qreal zScale READ zScale WRITE setZScale NOTIFY zScaleChanged)
public:
QGraphicsScale(QObject *parent = nullptr);
~QGraphicsScale();
QVector3D origin() const;
void setOrigin(const QVector3D &point);
qreal xScale() const;
void setXScale(qreal);
qreal yScale() const;
void setYScale(qreal);
qreal zScale() const;
void setZScale(qreal);
void applyTo(QMatrix4x4 *matrix) const override;
Q_SIGNALS:
void originChanged();
void xScaleChanged();
void yScaleChanged();
void zScaleChanged();
void scaleChanged();
private:
Q_DECLARE_PRIVATE(QGraphicsScale)
};
class QGraphicsRotationPrivate;
class Q_WIDGETS_EXPORT QGraphicsRotation : public QGraphicsTransform
{
Q_OBJECT
Q_PROPERTY(QVector3D origin READ origin WRITE setOrigin NOTIFY originChanged)
Q_PROPERTY(qreal angle READ angle WRITE setAngle NOTIFY angleChanged)
Q_PROPERTY(QVector3D axis READ axis WRITE setAxis NOTIFY axisChanged)
public:
QGraphicsRotation(QObject *parent = nullptr);
~QGraphicsRotation();
QVector3D origin() const;
void setOrigin(const QVector3D &point);
qreal angle() const;
void setAngle(qreal);
QVector3D axis() const;
void setAxis(const QVector3D &axis);
void setAxis(Qt::Axis axis);
void applyTo(QMatrix4x4 *matrix) const override;
Q_SIGNALS:
void originChanged();
void angleChanged();
void axisChanged();
private:
Q_DECLARE_PRIVATE(QGraphicsRotation)
};
QT_END_NAMESPACE
#endif // QFXTRANSFORM_H
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