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ortools-clone/ortools/sat/csharp/IntervalVariables.cs

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2.2 KiB
C#

// Copyright 2010-2018 Google LLC
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
namespace Google.OrTools.Sat
{
using System;
using System.Collections.Generic;
public class IntervalVar
{
public IntervalVar(CpModelProto model,
int start_index, int size_index, int end_index,
int is_present_index, string name) {
model_ = model;
index_ = model.Constraints.Count;
interval_ = new IntervalConstraintProto();
interval_.Start = start_index;
interval_.Size = size_index;
interval_.End = end_index;
ConstraintProto ct = new ConstraintProto();
ct.Interval = interval_;
ct.Name = name;
ct.EnforcementLiteral.Add(is_present_index);
model.Constraints.Add(ct);
}
public IntervalVar(CpModelProto model,
int start_index, int size_index, int end_index,
string name) {
model_ = model;
index_ = model.Constraints.Count;
interval_ = new IntervalConstraintProto();
interval_.Start = start_index;
interval_.Size = size_index;
interval_.End = end_index;
ConstraintProto ct = new ConstraintProto();
ct.Interval = interval_;
ct.Name = name;
model_.Constraints.Add(ct);
}
public int GetIndex()
{
return index_;
}
public IntervalConstraintProto Proto {
get { return interval_; }
set { interval_ = value; }
}
public override string ToString()
{
return model_.Constraints[index_].ToString();
}
public string Name()
{
return model_.Constraints[index_].Name;
}
private CpModelProto model_;
private int index_;
private IntervalConstraintProto interval_;
}
} // namespace Google.OrTools.Sat