vispolyline.h

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#pragma once

/*+
________________________________________________________________________

 (C) dGB Beheer B.V.; (LICENSE) http://opendtect.org/OpendTect_license.txt
 Author:        Kristofer Tingdahl
 Date:          4-11-2002
________________________________________________________________________


-*/

#include "visshape.h"
#include "position.h"
#include "draw.h"


namespace OD { class LineStyle; };


namespace osgGeo {
    class PolyLineNode;
}

namespace visBase
{

class DrawStyle;

mExpClass(visBase) PolyLine : public VertexShape
{
public:
    static PolyLine*    create()
                        mCreateDataObj(PolyLine);

    int         size() const;
    void                addPoint( const Coord3& pos );
    Coord3              getPoint( int ) const;
    void                setPoint( int, const Coord3& );
    void                removePoint( int );
    void                removeAllPoints();
    void                setLineStyle(const OD::LineStyle&);
    const OD::LineStyle&        lineStyle() const;

    void                setDisplayTransformation( const mVisTrans* );
protected:
                                        ~PolyLine();
    DrawStyle*                          drawstyle_;
    Geometry::RangePrimitiveSet*        coordrange_;
};



mExpClass(visBase) PolyLine3D : public VertexShape
{
public:
    static PolyLine3D*  create()
                        mCreateDataObj(PolyLine3D);

    void                setLineStyle(const OD::LineStyle&);
    const OD::LineStyle&        lineStyle() const;
    void                setResolution(int);
    int                 getResolution() const;
    void                addPrimitiveSetToScene(osg::PrimitiveSet*);
    void                removePrimitiveSetFromScene(const osg::PrimitiveSet*);
    void                touchPrimitiveSet(int);
    void                setCoordinates(Coordinates*);
    void                setDisplayTransformation( const mVisTrans* );
    void                setPixelDensity(float);
    float               getPixelDensity() const { return pixeldensity_;}

protected:
    void                        updateRadius();
    osgGeo::PolyLineNode*       osgpoly_;
    OD::LineStyle                       lst_;
    float                       pixeldensity_;
};


}; // Namespace