TransformManipulator.h

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#pragma once
 
#include "HandlerBase.h"
#include "ManipulatorBase.h"
 
class Viewer;
class SceneNodeBase;
class HandleArrow;
class HandleWheel;
 
#include <osg/Vec3d>
 
#include "rapidjson/document.h"
 
class TransformManipulator : public HandlerNotifier, public ManipulatorBase
{
public:
    TransformManipulator() = delete;
    TransformManipulator(Viewer *viewer, std::list<SceneNodeBase *> objects);
 
    virtual ~TransformManipulator();
 
    virtual void handlerInteraction(HandlerBase *handler) override;
 
    virtual void cancelOperation(void) override;
    virtual void performOperation(void) override;
 
    virtual bool propertyGridValueChanged(const ot::Property* _property) override;
 
private:
    void getBoundingSphere(osg::Vec3d &center, double &radius, std::list<SceneNodeBase *> objects);
    void updateHandlerPositions(void);
    void storeTransformations(void);
    void applyObjectTransformations(void);
    void setPropertyGrid(void);
    void updatePropertyGrid(void);
    void addSetting(rapidjson::Document &jsonDoc, const std::string &group, const std::string &name, double value);
    void updateSetting(const std::string& _groupName, const std::string& _itemName, double value);
 
    osg::Vec3d sphereCenter;
    osg::Vec3d initialSphereCenter;
    double sphereRadius;
    HandleArrow *arrowHandlers[6];
    HandleWheel *wheelHandlers[3];
    osg::Vec3d handlerPosition[6];
    Viewer *viewer3D;
    std::list<SceneNodeBase *> transformedObjects;
    std::map<SceneNodeBase *, osg::Matrix> initialObjectTransform;
    osg::Vec3d lastPropertyOffset;
    osg::Vec3d lastPropertyAxis;
    double lastPropertyAngle;
    double rotationDegX;
    double rotationDegY;
    double rotationDegZ;
    osg::Matrix totalRotation;
    osg::Matrix workingPlaneRotation;
};