public float this[int row, int col]
{
get
{
ThrowIfOutOfRange(row, col, this.Width, this.Height);
RowColKey key = new RowColKey(row, col);
if (this._elements.ContainsKey(key))
{
return(this._elements[key]);
}
else
{
return(0);
}
}
set
{
ThrowIfOutOfRange(row, col, this.Width, this.Height);
RowColKey key = new RowColKey(row, col);
if (this._elements.ContainsKey(key))
{
this._elements[key] = value;
}
else
{
this._elements.Add(key, value);
}
}
}
public override bool Equals(object obj)
{
if (System.Object.ReferenceEquals(this, obj))
{
return(true);
}
RowColKey key = obj as RowColKey;
if (key == null)
{
return(false);
}
return((this.Row == key.Row) && (this.Col == key.Col));
}