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/*
 * Copyright (c) Contributors, http://opensimulator.org/
 * See CONTRIBUTORS.TXT for a full list of copyright holders.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *     * Redistributions of source code must retain the above copyright
 *       notice, this list of conditions and the following disclaimer.
 *     * Redistributions in binary form must reproduce the above copyright
 *       notice, this list of conditions and the following disclaimer in the
 *       documentation and/or other materials provided with the distribution.
 *     * Neither the name of the OpenSimulator Project nor the
 *       names of its contributors may be used to endorse or promote products
 *       derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using OpenSim.Region.Framework.Scenes;
using System.IO;
using OpenMetaverse;

namespace OpenSim.Region.Framework.Interfaces
{
    public interface IRegionCombinerModule
    {
        /// <summary>
        /// Does the given id belong to the root region of a megaregion?
        /// </summary>
        bool IsRootForMegaregion(UUID regionId);

        /// <summary>
        /// Gets the size of megaregion.
        /// </summary>
        /// <remarks>
        /// Returns size in meters.
        /// Do not rely on this method remaining the same - this area is actively under development.
        /// </remarks>
        /// <param name="sceneId">
        /// The id of the root region for a megaregion.
        /// This may change in the future to allow any region id that makes up a megaregion.
        /// Currently, will throw an exception if this does not match a root region.
        /// </param>
        Vector2 GetSizeOfMegaregion(UUID regionId);

        /// <summary>
        /// Tests to see of position (relative to the region) is within the megaregion
        /// </summary>
        bool PositionIsInMegaregion(UUID currentRegion, int xx, int yy);
    }
}