C:/temp/src/j2k/Beta/Math/nb/Area.hpp Source File

00001 #ifndef __J2K__JArea_HPP__
00002 #define __J2K__JArea_HPP__
00003 
00004 class JArea {
00005 public:
00006   JArea();
00007   JArea( const JArea& a );  // = 1.0
00008   JArea( const JArea& a, const double scale );
00009   JArea( const double Left,   const double Right,
00010         const double Bottom, const double Top );
00011 
00012   JArea( const JVector2D& BottomLeft, const JVector2D& TopRight );
00013 
00014   virtual ~JArea() { }
00015 
00016   BOOL operator==( const JArea& a ) const;
00017   BOOL operator!=( const JArea& a ) const;
00018 
00019   JArea& operator=( const JArea& a );
00020 
00021   double JArea() const;
00022   double Left() const;
00023   double Left( const double l );
00024   double Right() const;
00025   double Right( const double r );
00026   double Top() const;
00027   double Top( const double t );
00028   double Bottom() const;
00029   double Bottom( const double b );
00030 
00031   double X() const;
00032   double XScale( const double Scale ) const;
00033   double Y() const;
00034   double YScale( const double Scale ) const;
00035 
00036   void SetAll( const double Left,   const double Right,
00037                const double Bottom, const double Top );
00038 
00039   void SetOrg( const JVector2D& v );
00040   void SetLowerRight( const JVector2D& v );
00041 
00042   JVector2D vecLL() const;
00043   JVector2D vecLR() const;
00044   JVector2D vecUL() const;
00045   JVector2D vecUR() const;
00046 
00047 private:
00048   void AdjustCoordinates();
00049   double Left;
00050   double Right;
00051   double Bottom;
00052   double Top;
00053 };
00054 
00055 #endif