qgraphicstransform.h

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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

// Qt-Security score:significant reason:default

#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