/// <summary>
/// Function to search for a layer in this collection by its name
/// </summary>
/// <param name="layerName">The name of the layer to search for</param>
/// <returns>The layer if found, otherwise <value>null</value></returns>
public ILayer GetLayerByName(string layerName)
{
lock (this)
{
LayerCollection lays = this;
return(GetLayerByNameInternal(layerName, lays));
}
}
/// <summary>
/// Method to add all layers of <paramref name="other"/> to this collection
/// </summary>
/// <param name="other">A collection of layers</param>
public void AddCollection(LayerCollection other)
{
lock (this)
{
foreach (var lay in other)
{
Add(lay);
}
}
}
/// <summary>
/// Creates an instance of this class
/// </summary>
/// <param name="variableLayers">Layer collection that holds layers with data sources updating frequently</param>
public VariableLayerCollection(LayerCollection variableLayers)
{
_variableLayers = variableLayers;
if (_timer == null)
{
_timer = new Timer();
_timer.Interval = 500;
_timer.Elapsed += new ElapsedEventHandler(TimerElapsed);
}
}
/// <summary>
/// Returns a cloned copy of the LayerCollection
/// </summary>
/// <remarks>
/// The layer instances are the same as in the original collection, however if a layer implements ICloneable this could not be true.
/// </remarks>
/// <returns></returns>
public LayerCollection Clone()
{
lock (this)
{
var newColl = new LayerCollection();
foreach (ILayer lay in this)
{
var cloneable = lay as ICloneable;
if (cloneable != null)
{
newColl.Add((ILayer)cloneable.Clone());
}
else
{
newColl.Add(lay);
}
}
return(newColl);
}
}