
#region ================== Copyright (c) 2007 Pascal vd Heiden

/*
 * Copyright (c) 2007 Pascal vd Heiden, www.codeimp.com
 * This program is released under GNU General Public License
 * 
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 * 
 */

#endregion

#region ================== Namespaces

using System;
using CodeImp.DoomBuilder.Map;
using CodeImp.DoomBuilder.Rendering;

#endregion

namespace CodeImp.DoomBuilder.BuilderModes
{
	public class ResultStuckThingInThing : ErrorResult
	{
		#region ================== Variables

		private readonly Thing thing1;
		private readonly Thing thing2; //mxd

		#endregion

		#region ================== Properties

		public override int Buttons { get { return 2; } }
		public override string Button1Text { get { return "Delete 1-st Thing"; } }
		public override string Button2Text { get { return "Delete 2-nd Thing"; } } //mxd

		#endregion

		#region ================== Constructor / Destructor

		// Constructor
		public ResultStuckThingInThing(Thing t1, Thing t2)
		{
			// Initialize
			this.thing1 = t1;
			this.thing2 = t2; //mxd
			this.viewobjects.Add(t1);
			hidden = (t1.IgnoredErrorChecks.Contains(this.GetType()) && t2.IgnoredErrorChecks.Contains(this.GetType())); //mxd
			this.description = "This thing is stuck in another thing. Both will likely not be able to move around.";
		}

		#endregion

		#region ================== Methods

		// This sets if this result is displayed in ErrorCheckForm (mxd)
		internal override void Hide(bool hide) 
		{
			hidden = hide;
			Type t = this.GetType();
			if(hide) 
			{
				thing1.IgnoredErrorChecks.Add(t);
				thing2.IgnoredErrorChecks.Add(t);
			} 
			else 
			{
				if(thing1.IgnoredErrorChecks.Contains(t)) thing1.IgnoredErrorChecks.Remove(t);
				if(thing2.IgnoredErrorChecks.Contains(t)) thing2.IgnoredErrorChecks.Remove(t);
			}
		}

		// This must return the string that is displayed in the listbox
		public override string ToString()
		{
			return "Thing " + thing1.Index + " (" + General.Map.Data.GetThingInfo(thing1.Type).Title + ") is stuck in thing " + thing2.Index + " (" + General.Map.Data.GetThingInfo(thing2.Type).Title + ") at " + thing1.Position.x + ", " + thing1.Position.y;
		}

		// Rendering
		public override void RenderOverlaySelection(IRenderer2D renderer)
		{
			renderer.RenderThing(thing1, General.Colors.Selection, General.Settings.ActiveThingsAlpha);
			renderer.RenderThing(thing2, General.Colors.Selection, General.Settings.ActiveThingsAlpha);
		}

		// This removes the first thing
		public override bool Button1Click(bool batchMode)
		{
			if(!batchMode) General.Map.UndoRedo.CreateUndo("Delete thing");
			thing1.Dispose();
			General.Map.IsChanged = true;
			General.Map.ThingsFilter.Update();
			return true;
		}

		// This removes the thing
		public override bool Button2Click(bool batchMode) 
		{
			if(!batchMode) General.Map.UndoRedo.CreateUndo("Delete thing");
			thing2.Dispose();
			General.Map.IsChanged = true;
			General.Map.ThingsFilter.Update();
			return true;
		}

		#endregion
	}
}
