/* === S Y N F I G ========================================================= */
/*! \file curveset.h
** \brief Curve Set Header
**
** $Id$
**
** \legal
** Copyright (c) 2002-2005 Robert B. Quattlebaum Jr., Adrian Bentley
**
** This package is free software; you can redistribute it and/or
** modify it under the terms of the GNU General Public License as
** published by the Free Software Foundation; either version 2 of
** the License, or (at your option) any later version.
**
** This package is distributed in the hope that it will be useful,
** but WITHOUT ANY WARRANTY; without even the implied warranty of
** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
** General Public License for more details.
** \endlegal
*/
/* ========================================================================= */
/* === S T A R T =========================================================== */
#ifndef __SYNFIG_CURVESET_H
#define __SYNFIG_CURVESET_H
/* === H E A D E R S ======================================================= */
#include "blinepoint.h"
#include <vector>
/* === M A C R O S ========================================================= */
/* === T Y P E D E F S ===================================================== */
/* === C L A S S E S & S T R U C T S ======================================= */
namespace synfig
{
class BLinePoint;
struct CurvePoint
{
Point p;
Point l,r;
CurvePoint () {}
CurvePoint(const Point &pin, const Vector &left, const Vector &right);
CurvePoint(const BLinePoint &bpoint);
};
class CurveSet
{
bool invert; //winding order...
void CleanUp(int curve = 0);
public:
typedef std::vector<CurvePoint> region;
typedef std::vector<region> set_type;
set_type set; //specifies a region object (assumes looping)
void SetClamp(int &i, int &si);
//actual stuff
CurveSet(): invert() { }
//anything supporting iterator type operations
template < typename Iterator >
CurveSet(Iterator begin, Iterator end, bool invert = false):
invert()
{
set.push_back(std::vector<CurvePoint>(begin,end));
CleanUp(invert);
}
CurveSet operator&(const CurveSet &rhs) const; //intersect
CurveSet operator|(const CurveSet &rhs) const; //union
CurveSet operator-(const CurveSet &rhs) const; //subtract
//Point containment
int intersect(const Point &p) const;
};
}
/* === E N D =============================================================== */
#endif