CCurveDlg - Curve Interpolation

// CKnot : header file
//
// CKnot Class, object helper class, data representation of knots  
// Functionality :
//      1. Set and retrieving data
//		2. Serialsation
//      3. Operator overloading
//      
// Copyright Johan Janssens, 2001 (jjanssens@mail.com)
// Feel free to use and distribute. May not be sold for profit. 

#ifndef _JANSSENS_JOHAN_KNOT_H_
#define _JANSSENS_JOHAN_KNOT_H_

//Knot Class
class CKnot : public CObject
{
public :

	UINT  x;
	UINT  y;
	DWORD dwData;

public :

	CKnot() : x(0), y(0), dwData(true) {}	//Constructors	
	CKnot(int ptX, int ptY) : 
			x(ptX), y(ptY), dwData(0)  {}

	void SetPoint(CPoint pt)  {	x = pt.x; y = pt.y;}	//Setting
	void SetData(DWORD data)  { dwData = data;}

	void GetPoint(LPPOINT pt) { pt->x = x; pt->y = y;}	//Extraction

	//Operator overloading
	void operator = (CKnot knot)   {x = knot.x; y = knot.y; dwData  = knot.dwData; }
	void operator = (CPoint point) {x = point.x; y = point.y;}

	bool operator != (CPoint point)
	{
		bool b;
		((x != point.x) && (y != point.y)) ? b = true : b = false;
		return b;
	}

	void Serialize(CArchive& ar)
	{
		if(ar.IsStoring())
			ar << x << y << dwData;
		else
			ar >> x >> y >> dwData;
	}
};

/////////////////////////////////////////////////////////////////////////////
#endif // _JANSSENS_JOHAN_KNOT_H_