Learn what Felgo offers to help your business succeed. Start your free evaluation today! Felgo for Your Business

orbittransformcontroller.h Example File

simple-cpp/orbittransformcontroller.h
/****************************************************************************
**
** Copyright (C) 2016 Klaralvdalens Datakonsult AB (KDAB).
** Copyright (C) 2016 The Qt Company Ltd and/or its subsidiary(-ies).
** Contact: https://www.qt.io/licensing/
**
** This file is part of the Qt3D module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:BSD$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** BSD License Usage
** Alternatively, you may use this file under the terms of the BSD license
** as follows:
**
** "Redistribution and use in source and binary forms, with or without
** modification, are permitted provided that the following conditions are
** met:
**   * Redistributions of source code must retain the above copyright
**     notice, this list of conditions and the following disclaimer.
**   * Redistributions in binary form must reproduce the above copyright
**     notice, this list of conditions and the following disclaimer in
**     the documentation and/or other materials provided with the
**     distribution.
**   * Neither the name of The Qt Company Ltd nor the names of its
**     contributors may be used to endorse or promote products derived
**     from this software without specific prior written permission.
**
**
** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
**
** $QT_END_LICENSE$
**
****************************************************************************/

#ifndef ORBITTRANSFORMCONTROLLER_H
#define ORBITTRANSFORMCONTROLLER_H

#include <QObject>
#include <QMatrix4x4>

namespace Qt3DCore {
class QTransform;
}

class OrbitTransformController : public QObject
{
    Q_OBJECT
    Q_PROPERTY(Qt3DCore::QTransform* target READ target WRITE setTarget NOTIFY targetChanged)
    Q_PROPERTY(float radius READ radius WRITE setRadius NOTIFY radiusChanged)
    Q_PROPERTY(float angle READ angle WRITE setAngle NOTIFY angleChanged)

public:
    OrbitTransformController(QObject *parent = 0);

    void setTarget(Qt3DCore::QTransform *target);
    Qt3DCore::QTransform *target() const;

    void setRadius(float radius);
    float radius() const;

    void setAngle(float angle);
    float angle() const;

signals:
    void targetChanged();
    void radiusChanged();
    void angleChanged();

protected:
    void updateMatrix();

private:
    Qt3DCore::QTransform *m_target;
    QMatrix4x4 m_matrix;
    float m_radius;
    float m_angle;
};


#endif // ORBITTRANSFORMCONTROLLER_H
Qt_Technology_Partner_RGB_475 Qt_Service_Partner_RGB_475_padded