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using System;
using System.Collections;
namespace Netron.Lithium
{
/// <summary>
/// STC of shapes
/// </summary>
public class ShapeCollection: CollectionBase
{
/// <summary>
/// Occurse when a shape is added to the collection
/// </summary>
public event ShapeData OnShapeAdded;
/// <summary>
/// Adds a shape to the collection
/// </summary>
/// <param name="shape">a ShapeBase object</param>
/// <returns>the index of the added object in the collection</returns>
public int Add(ShapeBase shape)
{
int newid = this.InnerList.Add(shape);
if(OnShapeAdded!=null)
OnShapeAdded(shape);
return newid;
}
/// <summary>
/// integer indexer
/// </summary>
public ShapeBase this[int index]
{
get{return this.InnerList[index] as ShapeBase;}
}
/// <summary>
/// string indexer
/// Gets the connection (if any) from the collection with the given UID
/// </summary>
public ShapeBase this[string uid]
{
get{
for(int k=0;k<InnerList.Count; k++)
if(this[k].UID.ToString()==uid) return this[k];
return null;
}
}
/// <summary>
/// Removes the connection from the collection
/// </summary>
/// <param name="shape">a ShapeBase object</param>
public void Remove(ShapeBase shape)
{
this.InnerList.Remove(shape);
}
}
}
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Richard Northedge is a senior developer with a UK Microsoft Gold Partner company. He has a postgraduate degree in English Literature, has been programming professionally since 1998 and has been an MCSD since 2000.