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Editor/CurveObjectDef.h

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+// CCurveObjectDef : header file
+//
+// CCurveObjectDef file, defenition file for the CurveObject Class 
+//      
+// Copyright Johan Janssens, 2001 (jjanssens@mail.ru)
+// Feel free to use and distribute. May not be sold for profit. 
+//
+// This code may be used in compiled form in any way you desire. This
+// file may be redistributed unmodified by any means PROVIDING it is
+// not sold for profit without the authors written consent, and
+// providing that this notice and the authors name is included.
+// If the source code in this file is used in any commercial application
+// then acknowledgement must be made to the author of this file
+// 
+// This file is provided "as is" with no expressed or implied warranty.
+// The author accepts no liability for any damage of buiness that this
+// product may cause
+//
+// Please use and enjoy. Please let me know of any bugs/mods/improvements
+// that you have found/implemented and I will fix/incorporate them into 
+// this file 
+
+#ifndef _JANSSENS_JOHAN_CURVEOBJECT_DEFENITIONS_H_
+#define _JANSSENS_JOHAN_CURVEOBJECT_DEFENITIONS_H_
+
+//////////////////////////////////////////////////
+//Knot Identifiers
+#define KNOT_RIGHT	0x0001	
+#define KNOT_LEFT	0x0002
+
+///////////////////////////////////////////////////
+//Curve Flags
+#define CURVE_PARABOLIC	0x00000001
+#define CURVE_SMOOTHING 0x00000002
+#define CURVE_DISCREETY	0x00000004
+
+//////////////////////////////////////////////////
+//New WM_NCHITTEST Mouse Position Codes
+#define HTUSER		0x1000		
+#define HTCANVAS	HTUSER + 1
+#define HTCURVE		HTUSER + 2
+#define HTKNOT		HTUSER + 3
+
+//////////////////////////////////////////////////
+//Hit Info Structure
+
+typedef struct tagHITINFOSTRUCT {
+
+	POINT  ptHit;		//Cursor position
+	WORD	wHitCode;	//Hit Code 
+	UINT	nKnotIndex;	//Index of knot			HTKNOT
+	POINT	ptCurve;	//Exact point on curve	HTCURVE
+} HITINFO, FAR *LPHITINFO;
+
+//////////////////////////////////////////////////
+//Curve Info Structure
+
+typedef struct tagCURVEINFOSTRUCT {
+
+	LPCTSTR lpszName;
+	RECT	rcClip;
+	DWORD	dwFlags;
+	UINT	nSmoothing;
+		
+} CURVEINFO, FAR *LPCURVEINFO;
+
+//////////////////////////////////////////////////
+// Bit Operators
+#define BITSET(dw, bit)		(((dw) & (bit)) != 0L)
+
+/////////////////////////////////////////////////////////////////////////////
+#endif // _JANSSENS_JOHAN_CURDVEOBJECT_DEFENITIONS_H_