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rectcoord.cpp

00001 
00002 
00003 #include "rectcoord.h"
00004 #include "polarcoord.h"
00005 #include <cmath>
00006 
00007 RectCoord::RectCoord(double _x,double _y) : x(_x), y(_y)
00008 {
00009 }
00010 
00011 PolarCoord RectCoord::toPolar(int mode, bool bearing)
00012 {
00013     double angle;
00014 
00015     if (mode == DEGREES)
00016         angle = atan2(x,y)* (180 / PI);
00017     else
00018         angle = atan2(x,y);
00019                 
00020     if (bearing)
00021     {
00022         double toReturn = 90 + (360 - angle);
00023         if (toReturn >= 360)
00024         {
00025             angle = toReturn - 360;
00026         }
00027         else
00028         {
00029             angle = toReturn;
00030         }
00031     }
00032 
00033     return PolarCoord(sqrt((x * x) + (y * y)),angle,mode);
00034 }