mirror of
https://git.do.srb2.org/STJr/UltimateZoneBuilder.git
synced 2024-11-27 22:22:32 +00:00
139 lines
2.9 KiB
C#
139 lines
2.9 KiB
C#
using System;
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using System.Collections;
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using System.Collections.Generic;
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using System.Globalization;
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using System.Text;
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using CodeImp.DoomBuilder.Geometry;
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namespace CodeImp.DoomBuilder.Map
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{
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internal class Thing : IDisposable
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{
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#region ================== Constants
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#endregion
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#region ================== Variables
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// Map
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private MapManager map;
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// Sector
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private Sector sector = null;
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// List items
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private LinkedListNode<Thing> mainlistitem;
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private LinkedListNode<Thing> sectorlistitem;
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// Properties
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private int type;
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private Vector2D pos;
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private float angle;
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// Disposing
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private bool isdisposed = false;
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#endregion
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#region ================== Properties
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// Disposing
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public bool IsDisposed { get { return isdisposed; } }
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#endregion
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#region ================== Constructor / Disposer
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// Constructor
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public Thing(MapManager map, LinkedListNode<Thing> listitem, int type, Vector2D pos)
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{
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// Initialize
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this.map = map;
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this.mainlistitem = listitem;
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this.type = type;
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this.pos = pos;
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// Determine current sector
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DetermineSector();
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// We have no destructor
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GC.SuppressFinalize(this);
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}
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// Diposer
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public void Dispose()
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{
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// Not already disposed?
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if(!isdisposed)
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{
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// Already set isdisposed so that changes can be prohibited
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isdisposed = true;
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// Remove from main list
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mainlistitem.List.Remove(mainlistitem);
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// Remove from sector
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if(sector != null) sector.DetachThing(sectorlistitem);
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// Clean up
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mainlistitem = null;
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sectorlistitem = null;
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map = null;
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sector = null;
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}
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}
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#endregion
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#region ================== Management
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// This determines which sector the thing is in and links it
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public void DetermineSector()
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{
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Sector newsector = null;
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Vertex nv;
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Linedef nl;
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// Find the nearest vertex on the map
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nv = map.NearestVertex(pos);
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if(nv != null)
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{
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// Find the nearest linedef on the vertex
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nl = nv.NearestLinedef(pos);
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if(nl != null)
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{
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// Check what side of line we are at
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if(nl.SideOfLine(pos) < 0f)
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{
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// Front side
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if(nl.Front != null) newsector = nl.Front.Sector;
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}
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else
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{
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// Back side
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if(nl.Back != null) newsector = nl.Back.Sector;
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}
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}
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}
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// Currently attached to a sector and sector changes?
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if((sector != null) && (newsector != sector))
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{
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// Remove from current sector
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sector.DetachThing(sectorlistitem);
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sectorlistitem = null;
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sector = null;
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}
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// Attach to new sector?
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if((newsector != null) && (newsector != sector))
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{
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// Attach to new sector
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sector = newsector;
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sectorlistitem = sector.AttachThing(this);
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}
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}
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#endregion
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}
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}
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