X-CLONE: D:/Development/Projects/X-Clone/X-Clone/trunk/Direction.h Source File

00001 #ifndef XCLONE_DIRECTION_H
00002 #define XCLONE_DIRECTION_H
00003 
00004 #include "includes.h"
00005 
00006 class Direction
00007 {
00008    public:
00009       ~Direction();
00010 
00011       static Direction N;
00012       static Direction NE;
00013       static Direction E;
00014       static Direction SE;
00015       static Direction S;
00016       static Direction SW;
00017       static Direction W;
00018       static Direction NW;
00019 
00020       const Point& offset() const;
00021       const Direction& opposite() const;
00022       bool isCardinal() const;
00023 
00024       static vector<const Direction*> getAllDirections();
00025 
00026       bool operator<(const Direction& dir) const;
00027       bool operator==(const Direction& dir) const;
00028 
00029    private:
00030       Direction(int x, int y, Direction& opp, bool cardinal);
00031 
00032       Point _offset;
00033       Direction* _opposite;
00034       bool _cardinal;
00035 };
00036 
00037 #endif