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//------------------------------------------------------------------------------
// <copyright file="HotSpotCollection.cs" company="Microsoft">
// Copyright (c) Microsoft Corporation. All rights reserved.
// </copyright>
//------------------------------------------------------------------------------
using System;
using System.Collections;
using System.ComponentModel;
using System.Drawing.Design;
using System.Web.UI;
namespace System.Web.UI.WebControls {
/// <devdoc>
/// <para>Collection of HotSpots.</para>
/// </devdoc>
[
Editor("System.Web.UI.Design.WebControls.HotSpotCollectionEditor, " + AssemblyRef.SystemDesign, typeof(UITypeEditor))
]
public sealed class HotSpotCollection : StateManagedCollection {
private static readonly Type[] knownTypes = new Type[] {
typeof(CircleHotSpot),
typeof(RectangleHotSpot),
typeof(PolygonHotSpot),
};
/// <devdoc>
/// <para>Returns the HotSpot at a given index.</para>
/// </devdoc>
public HotSpot this[int index] {
get {
return (HotSpot)((IList)this)[index];
}
}
/// <devdoc>
/// <para>Adds a HotSpot to the collection.</para>
/// </devdoc>
public int Add(HotSpot spot) {
return ((IList)this).Add(spot);
}
/// <devdoc>
/// <para>Creates a known type of HotSpot.</para>
/// </devdoc>
protected override object CreateKnownType(int index) {
switch (index) {
case 0:
return new CircleHotSpot();
case 1:
return new RectangleHotSpot();
case 2:
return new PolygonHotSpot();
default:
throw new ArgumentOutOfRangeException(SR.GetString(SR.HotSpotCollection_InvalidTypeIndex));
}
}
/// <devdoc>
/// <para>Returns an ArrayList of known HotSpot types.</para>
/// </devdoc>
protected override Type[] GetKnownTypes() {
return knownTypes;
}
/// <devdoc>
/// <para>Inserts a HotSpot into the collection.</para>
/// </devdoc>
public void Insert(int index, HotSpot spot) {
((IList)this).Insert(index, spot);
}
/// <devdoc>
/// <para>Validates that an object is a HotSpot.</para>
/// </devdoc>
protected override void OnValidate(object o) {
base.OnValidate(o);
if (!(o is HotSpot))
throw new ArgumentException(SR.GetString(SR.HotSpotCollection_InvalidType));
}
/// <devdoc>
/// <para>Removes a HotSpot from the collection.</para>
/// </devdoc>
public void Remove(HotSpot spot) {
((IList)this).Remove(spot);
}
/// <devdoc>
/// <para>Removes a HotSpot from the collection at a given index.</para>
/// </devdoc>
public void RemoveAt(int index) {
((IList)this).RemoveAt(index);
}
/// <devdoc>
/// <para>Marks a HotSpot as dirty so that it will record its entire state into view state.</para>
/// </devdoc>
protected override void SetDirtyObject(object o) {
((HotSpot)o).SetDirty();
}
}
}
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