Class cPosition

Source/Position.hpp:23–110

 */

class cPosition {
	public:
		int mX, mY;

	public:
				cPosition() : mX( 0 ), mY( 0 ) {}
				cPosition( unsigned int pX, unsigned int pY ) : mX( pX ), mY( pY ) {}

		void	Set( unsigned int pX, unsigned int pY ) { mX = pX; mY = pY; }
        void Clear() { mX = 0; mY = 0; }
		
		int distanceTo(const cPosition& pPosition) const {

			int X = mX - pPosition.mX;
			int Y = mY - pPosition.mY;

			if (X < 0)
				X = -X;
			if (Y < 0)
				Y = -Y;

			return X + Y;
		}

		bool operator== (const cPosition& pPosition) const {

			return pPosition.mX == mX && pPosition.mY == mY;

		}

		bool operator!= (const cPosition& pPosition) const {

			return !(*this == pPosition);

		}
		cPosition& operator+= (const cPosition& pPosition) {

			mX += pPosition.mX;
			mY += pPosition.mY;

			return *this;
		}

		cPosition& operator-= (const cPosition& pPosition) {

			mX -= pPosition.mX;
			mY -= pPosition.mY;

			return *this;
		}
        
        cPosition operator-(const cPosition& pPosition) const {
            
            return cPosition( mX - pPosition.mX, mY - pPosition.mY );
        }

        cPosition operator+(const cPosition& pPosition) const {