motion_colour_arrows.h

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* $Id: motion_colour_arrows.h,v 1.3 2008/01/31 11:25:20 tjdwave Exp $ $Name: Dirac_1_0_2 $
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#ifndef _MOTION_COLOUR_ARROWS_H_
#define _MOTION_COLOUR_ARROWS_H_
 
#include <util/instrumentation/libdirac_instrument/motion_arrows.h>
 
namespace dirac_instr
{
    /*
        Sub-classes DrawMotionArrows
        Parent class carries out drawing of arrows, this class carries out
        representing motion vector size using colour
    */
    class DrawMotionColourArrows : public DrawMotionArrows
    {
    public :
        /*
            Calls DrawMotionArrows constructor
        */
        DrawMotionColourArrows(Picture &, DrawPictureMotionParams &, const MvArray &, int, int);
        
        ~DrawMotionColourArrows();
 
        //                                                        //
        //    Assumes default copy constructor and assignment =   //
        //                                                        //
            
        void DrawBlock(int, int);
        
        void DrawLegend();
        
    private :
 
        int m_mv_clip;
        
    };
 
} // namespace dirac_instr
 
#endif