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// $Id$
//
// Cassowary Incremental Constraint Solver
// Original Smalltalk Implementation by Alan Borning
// This C++ Implementation by Greg J. Badros, <gjb@cs.washington.edu>
// http://www.cs.washington.edu/homes/gjb
// (C) 1998, 1999 Greg J. Badros and Alan Borning
// See ../LICENSE for legal details regarding this software
//
// ClEditOrStayConstraint.h
#ifndef ClEditOrStayConstraint_H
#define ClEditOrStayConstraint_H
#if defined(HAVE_CONFIG_H) && !defined(CONFIG_H_INCLUDED) && !defined(CONFIG_INLINE_H_INCLUDED)
#include <cassowary/config-inline.h>
#define CONFIG_INLINE_H_INCLUDED
#endif
#include "ClConstraint.h"
#include "ClLinearExpression.h"
class ClVariable;
class ClEditOrStayConstraint : public ClConstraint {
public:
ClEditOrStayConstraint(const ClVariable var,
const ClStrength &strength = ClsRequired(), double weight = 1.0 ) :
ClConstraint(strength,weight),
_variable(var)
{ }
const ClVariable variable() const
{ return _variable; }
ClLinearExpression Expression() const
{ return ClLinearExpression(_variable,-1,_variable.Value()); }
private:
void setVariable( const ClVariable v)
{ _variable = v; }
/// instance variables
ClVariable _variable;
};
#endif
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