DrawVectorField.h

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/*  Copyright (C) 2003-2021 Free Electron Organization
    Any use of this software requires a license.  If a valid license
    was not distributed with this file, visit freeelectron.org. */

/** @file */

#ifndef __misc_DrawVectorField_h__
#define __misc_DrawVectorField_h__

#include "signal/signal.h"
#include "draw/draw.h"
#include "window/window.h"
#include "shape/shape.h"
#include "spatial/spatial.h"
#include "viewer/DrawView.h"
#include "misc/misc.h"

namespace fe
{

/** draw a vector field

    @copydoc DrawVectorField_info
    */
class FE_DL_EXPORT DrawVectorField :
        public Initialize<DrawVectorField>,
        virtual public HandlerI,
        virtual public Dispatch
{
    public:
                DrawVectorField(void);
virtual         ~DrawVectorField(void);

        void    initialize(void);

                // AS HandlerI
virtual void    handleBind(sp<SignalerI> spSignalerI,
                        sp<Layout> l_sig);
virtual void    handle(Record &r_sig);

                // AS DispatchI
virtual bool    call(const String &a_name, std::vector<Instance> a_argv);

        typedef enum
        {
            e_none          = 0,
            e_line          = 1<<0,
            e_sphere        = 1<<1,
            e_rod           = 1<<2,
            e_cone          = 1<<3
        } t_mode;

        void    setMode(unsigned int a_mode);

    private:
        void    setColors(sp<RecordGroup> a_winGroup);
        void    draw(sp<DrawI> spDraw, sp<VectorFieldI> spField);

        PathAccessor<sp<Component> >        m_aVectorField;
        DrawView                            m_drawview;
        AsColor                             m_asColor;
        unsigned int                        m_mode;
        Color                               m_color;
};

} /* namespace */

#endif /* __misc_DrawVectorField_h__ */