154 lines
4.5 KiB
C#
154 lines
4.5 KiB
C#
#region ================== Namespaces
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using System;
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using System.Collections.Generic;
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using CodeImp.DoomBuilder.Geometry;
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using CodeImp.DoomBuilder.Map;
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using CodeImp.DoomBuilder.Rendering;
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#endregion
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namespace CodeImp.DoomBuilder.BuilderModes
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{
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public class ResultSectorInvalid : ErrorResult
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{
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#region ================== Variables
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private readonly Sector sector;
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#endregion
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#region ================== Properties
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public override int Buttons { get { return 1; } }
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public override string Button1Text { get { return "Dissolve"; } }
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#endregion
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#region ================== Constructor / Destructor
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// Constructor
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public ResultSectorInvalid(Sector s)
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{
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// Initialize
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sector = s;
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viewobjects.Add(s);
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hidden = s.IgnoredErrorChecks.Contains(this.GetType()); //mxd
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description = "This sector has invalid geometry (it has less than 3 sidedefs or linedefs, or it's area is 0). This could cause problems with clipping and rendering in the game.";
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}
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#endregion
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#region ================== Methods
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// This sets if this result is displayed in ErrorCheckForm (mxd)
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internal override void Hide(bool hide)
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{
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hidden = hide;
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Type t = this.GetType();
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if(hide) sector.IgnoredErrorChecks.Add(t);
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else if(sector.IgnoredErrorChecks.Contains(t)) sector.IgnoredErrorChecks.Remove(t);
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}
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// This must return the string that is displayed in the listbox
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public override string ToString()
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{
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if(sector.Sidedefs != null && sector.Sidedefs.Count > 2)
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return "Area of sector " + sector.Index + " is 0";
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return "Sector " + sector.Index + " has " + (sector.Sidedefs == null ? "no" : sector.Sidedefs.Count.ToString()) + " sidedefs";
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}
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// Rendering
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public override void PlotSelection(IRenderer2D renderer)
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{
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renderer.PlotSector(sector, General.Colors.Selection);
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}
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// Fix by merging with surrounding geometry/removing
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public override bool Button1Click(bool batchMode)
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{
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if(!batchMode) General.Map.UndoRedo.CreateUndo("Invalid sector correction");
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//collect the lines
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List<Linedef> lines = new List<Linedef>();
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foreach(Sidedef side in sector.Sidedefs)
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{
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if(!lines.Contains(side.Line) && !side.Line.IsDisposed)
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lines.Add(side.Line);
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}
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//get rid of lines with zero length
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foreach(Linedef line in lines)
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if(line.Length == 0) line.Dispose();
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if(lines.Count == 0)
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{
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sector.Dispose();
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}
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else if(lines.Count < 3) //merge with surrounding geometry
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{
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bool merged = false;
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foreach(Sidedef side in sector.Sidedefs)
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{
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if(side.Other != null && side.Other.Sector != null && sector.Index != side.Other.Sector.Index)
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{
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sector.Join(side.Other.Sector);
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merged = true;
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break;
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}
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}
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if(!merged)
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{
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HashSet<Linedef> sectorlines = new HashSet<Linedef>();
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foreach(Sidedef side in sector.Sidedefs) sectorlines.Add(side.Line);
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if(sectorlines.Count > 0)
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{
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List<LinedefSide> newlines = new List<LinedefSide>(sectorlines.Count);
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foreach(Linedef line in sectorlines)
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{
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if(line.Front != null) newlines.Add(new LinedefSide(line, true));
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if(line.Back != null) newlines.Add(new LinedefSide(line, false));
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}
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if(newlines.Count > 0)
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{
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// If invalid sector is inside another one, join them
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Vector2D center = new Vector2D(sector.BBox.X + sector.BBox.Width / 2, sector.BBox.Y + sector.BBox.Height / 2);
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Linedef otherline = General.Map.Map.NearestLinedef(center, sectorlines);
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Sidedef targetside = (otherline.Front ?? otherline.Back);
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if(targetside != null &&
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((otherline.Front != null && otherline.Front.Sector != null && otherline.Front.Sector.BBox.Contains(center.x, center.y)) ||
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otherline.Back != null && otherline.Back.Sector != null && otherline.Back.Sector.BBox.Contains(center.x, center.y)))
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{
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Tools.JoinSector(newlines, targetside);
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merged = true;
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}
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}
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}
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//oh well, I don't know what else I can do here...
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if(!merged) sector.Dispose();
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}
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}
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else //redraw the lines
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{
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foreach(Linedef line in lines)
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{
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if(line.IsDisposed) continue;
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DrawnVertex start = new DrawnVertex { pos = line.Start.Position, stitch = true, stitchline = true };
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DrawnVertex end = new DrawnVertex { pos = line.End.Position, stitch = true, stitchline = true };
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Tools.DrawLines(new List<DrawnVertex> { start, end }, false, false);
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}
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}
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General.Map.Map.Update();
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return true;
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}
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#endregion
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}
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}
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