CTrackballCameraComp.h

// SPDX-License-Identifier: LGPL-2.1-or-later OR GPL-2.0-or-later OR GPL-3.0-or-later OR LicenseRef-ImtCore-Commercial
#pragma once
 
 
// ACF includes
#include <icomp/CComponentBase.h>
 
// ImtCore includes
#include <imt3dview/IScene3dCamera.h>
#include <imt3dgui/CShape3dBase.h>
 
 
namespace imt3dview
{
 
 
class CTrackballCameraComp:
                     public imt3dview::IScene3dCamera,
                     public icomp::CComponentBase
{
public:
       typedef icomp::CComponentBase BaseClass;
 
       I_BEGIN_COMPONENT(CTrackballCameraComp);
              I_REGISTER_INTERFACE(imt3dview::IScene3dCamera);
       I_END_COMPONENT;
 
       CTrackballCameraComp();
 
       // reimplemented (imt3dview::IScene3dCamera)
       virtual const QVector3D& GetPosition() const override;
       virtual void MoveTo(const QVector3D& position) override;
       virtual void MoveTo(const QPoint& pointFrom, const QPoint& pointTo) override;
 
       virtual const QQuaternion& GetRotation() const override;
       virtual void RotateTo(const QQuaternion& rotation) override;
       virtual void RotateTo(const QPoint& pointFrom, const QPoint& pointTo, const QVector3D& axis = QVector3D()) override;
       virtual void RotateAround(const QVector3D& axis, float angle) override;
 
       virtual void ZoomIn() override;
       virtual void ZoomOut() override;
       virtual QMatrix4x4 GetViewMatrix() const override;
 
       virtual void SetBoundingCuboid(const imt3d::CCuboid& cuboid) override;
       virtual imt3d::CCuboid GetBoundingCuboid() const override;
private:
       QVector3D GetTrackballVector(const QPoint& point2d) const;
 
private:
       QVector3D m_position;
       QQuaternion m_rotation;
 
       static const double s_zoomSpeed;
       static const double s_moveSpeed;
       static const double s_rotationSpeed;
       imt3d::CCuboid m_sceneBoundingCuboid;
};
 
 
} // namespace imt3dview