﻿/*
 *  Licensed to SharpSoftware under one or more contributor
 *  license agreements. See the NOTICE file distributed with this work for 
 *  additional information regarding copyright ownership.
 * 
 *  SharpSoftware licenses this file to you 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.
 */

using Itinero.Algorithms.Collections;

namespace Itinero.Algorithms.Contracted
{
    /// <summary>
    /// A vertex priority calculator.
    /// </summary>
    public interface IPriorityCalculator
    {
        /// <summary>
        /// Calculate the priority for the given vertex.
        /// </summary>
        float Calculate(BitArray32 contractedFlags, uint vertex);

        /// <summary>
        /// Notifies this calculator that the given vertex was contracted.
        /// </summary>
        void NotifyContracted(uint vertex);
    }
}