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IRegionData.cs 4.0 KB

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  1. /*
  2. * Copyright (c) Contributors, http://opensimulator.org/
  3. * See CONTRIBUTORS.TXT for a full list of copyright holders.
  4. *
  5. * Redistribution and use in source and binary forms, with or without
  6. * modification, are permitted provided that the following conditions are met:
  7. * * Redistributions of source code must retain the above copyright
  8. * notice, this list of conditions and the following disclaimer.
  9. * * Redistributions in binary form must reproduce the above copyright
  10. * notice, this list of conditions and the following disclaimer in the
  11. * documentation and/or other materials provided with the distribution.
  12. * * Neither the name of the OpenSimulator Project nor the
  13. * names of its contributors may be used to endorse or promote products
  14. * derived from this software without specific prior written permission.
  15. *
  16. * THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
  17. * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
  18. * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
  19. * DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
  20. * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
  21. * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
  22. * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
  23. * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  24. * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
  25. * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  26. */
  27. using System;
  28. using System.Collections.Generic;
  29. using OpenMetaverse;
  30. using OpenSim.Framework;
  31. namespace OpenSim.Data
  32. {
  33. public class RegionData
  34. {
  35. public UUID RegionID;
  36. public UUID ScopeID;
  37. public string RegionName;
  38. /// <summary>
  39. /// The position in meters of this region.
  40. /// </summary>
  41. public int posX;
  42. /// <summary>
  43. /// The position in meters of this region.
  44. /// </summary>
  45. public int posY;
  46. public int sizeX;
  47. public int sizeY;
  48. /// <summary>
  49. /// Return the x-coordinate of this region.
  50. /// </summary>
  51. public int coordX { get { return (int)Util.WorldToRegionLoc((uint)posX); } }
  52. /// <summary>
  53. /// Return the y-coordinate of this region.
  54. /// </summary>
  55. public int coordY { get { return (int)Util.WorldToRegionLoc((uint)posY); } }
  56. public Dictionary<string, object> Data;
  57. }
  58. /// <summary>
  59. /// An interface for connecting to the authentication datastore
  60. /// </summary>
  61. public interface IRegionData
  62. {
  63. RegionData Get(UUID regionID, UUID ScopeID);
  64. List<RegionData> Get(string regionName, UUID ScopeID);
  65. RegionData Get(int x, int y, UUID ScopeID);
  66. List<RegionData> Get(int xStart, int yStart, int xEnd, int yEnd, UUID ScopeID);
  67. bool Store(RegionData data);
  68. bool SetDataItem(UUID principalID, string item, string value);
  69. bool Delete(UUID regionID);
  70. List<RegionData> GetDefaultRegions(UUID scopeID);
  71. List<RegionData> GetDefaultHypergridRegions(UUID scopeID);
  72. List<RegionData> GetFallbackRegions(UUID scopeID, int x, int y);
  73. List<RegionData> GetHyperlinks(UUID scopeID);
  74. }
  75. public class RegionDataDistanceCompare : IComparer<RegionData>
  76. {
  77. private Vector2 m_origin;
  78. public RegionDataDistanceCompare(int x, int y)
  79. {
  80. m_origin = new Vector2(x, y);
  81. }
  82. public int Compare(RegionData regionA, RegionData regionB)
  83. {
  84. Vector2 vectorA = new Vector2(regionA.posX, regionA.posY);
  85. Vector2 vectorB = new Vector2(regionB.posX, regionB.posY);
  86. return Math.Sign(VectorDistance(m_origin, vectorA) - VectorDistance(m_origin, vectorB));
  87. }
  88. private float VectorDistance(Vector2 x, Vector2 y)
  89. {
  90. return (x - y).Length();
  91. }
  92. }
  93. }