/*
  Cassowary.net: an incremental constraint solver for .NET
  (http://lumumba.uhasselt.be/jo/projects/cassowary.net/)
    
  Copyright (C) 2005  Jo Vermeulen (jo.vermeulen@uhasselt.be)
    
  This program is free software; you can redistribute it and/or
  modify it under the terms of the GNU Lesser General Public License
  as published by the Free Software Foundation; either version 2.1
  of  the License, or (at your option) any later version.

  This program 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 Lesser General Public License for more details.

  You should have received a copy of the GNU Lesser General Public License
  along with this program; if not, write to the Free Software
  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
*/

using System;

namespace Cassowary
{
  public class ClLinearConstraint : ClConstraint
  {
    public ClLinearConstraint(ClLinearExpression cle,
                              ClStrength strength, 
                              double weight) : base(strength, weight)
    {
      _expression = cle;
    }

    public ClLinearConstraint(ClLinearExpression cle,
                              ClStrength strength) : base(strength, 1.0)
    {       
      _expression = cle;
    }

    public ClLinearConstraint(ClLinearExpression cle) : base(ClStrength.Required, 1.0)
    {
      _expression = cle;
    }

    public override ClLinearExpression Expression
    {
      get { return _expression; }
    }

    protected void SetExpression(ClLinearExpression expr)
    {
      _expression = expr;
    }

    protected ClLinearExpression _expression;
  }
}