1 /* ***** BEGIN LICENSE BLOCK *****
2 *
3 * $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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37 
38 #ifndef _MOTION_COLOUR_ARROWS_H_
39 #define _MOTION_COLOUR_ARROWS_H_
40 
41 #include <util/instrumentation/libdirac_instrument/motion_arrows.h>
42 
43 namespace dirac_instr
44 {
45     //! Class to carry out overlay of motion vectors as coloured arrows
46     /*
47         Sub-classes DrawMotionArrows
48         Parent class carries out drawing of arrows, this class carries out
49         representing motion vector size using colour
50     */
51     class DrawMotionColourArrows : public DrawMotionArrows
52     {
53     public :
54         //! Constructor
55         /*
56             Calls DrawMotionArrows constructor
57         */
58         DrawMotionColourArrows(Picture &, DrawPictureMotionParams &, const MvArray &, int, int);
59 
60         //! Destructor
61         ~DrawMotionColourArrows();
62 
63         ////////////////////////////////////////////////////////////
64         //                                                        //
65         //    Assumes default copy constructor and assignment =   //
66         //                                                        //
67         ////////////////////////////////////////////////////////////
68 
69         //! Calls DrawMotionArrows::DrawArrow() then colours blocks
70         void DrawBlock(int, int);
71 
72         //! Draws power bar legend representing motion vector size
73         void DrawLegend();
74 
75     private :
76 
77         //! Clip value for maximum motion vector size
78         int m_mv_clip;
79 
80     };
81 
82 } // namespace dirac_instr
83 
84 #endif
85