TuttleOFX/libraries/tuttle/src/tuttle/plugin/interact/SelectionManipulator.hpp

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#ifndef _TUTTLE_PLUGIN_INTERACT_SELECTIONMANIPULATOR_HPP_
#define _TUTTLE_PLUGIN_INTERACT_SELECTIONMANIPULATOR_HPP_

#include "InteractObject.hpp"
#include "InteractInfos.hpp"

namespace tuttle {
namespace plugin {
namespace interact {

class SelectionManipulator : public InteractObject
{
public:
        SelectionManipulator( const InteractInfos& infos );
        virtual ~SelectionManipulator();

        MotionType intersect( const OFX::PenArgs& args )
        {
                const Point2 mouse = ofxToGil( args.penPosition );
                const Point2 p = _selectionPos;

                const double margeCanonical = getMarge() * args.pixelScale.x;
                MotionType m;
                m._mode = eMotionTranslate;
                m._axis = clicPoint( p, mouse, margeCanonical );
                return m;
        }

        double getMarge() const { return _infos._marge * _infos._projectSize.x; }
        
        Point2 getDistance( const Point2& p ) const { return Point2(0.0, 0.0); }

        void setPosition( const Point2& p )
        {
                _selectionPos = p;
        }
        void setPositionX( const Scalar x )
        {
                _selectionPos.x = x;
                _selectionPos.y = getPosition().y;
        }
        void setPositionY( const Scalar y )
        {
                _selectionPos.x = getPosition().x;
                _selectionPos.y = y;
        }

        void beginMove( const Point2& penPosition )
        {
        }
        void endMove( const Point2& penPosition )
        {
        }

protected:
        const InteractInfos& _infos;
private:
        Point2 _selectionPos;
};

}
}
}

#endif