private void Layer_PropertyChanged(object sender, PropertyChangedEventArgs e)
{
if (string.IsNullOrEmpty((sender as Layer).ID) || (LayerIDs != null && !LayerIDs.Contains((sender as Layer).ID)))
{
return;
}
if (e.PropertyName == "Visible" || e.PropertyName == "Renderer")
{
var featureLayer = sender as FeatureLayer;
if (featureLayer == null)
{
return;
}
var renderer = (sender as FeatureLayer).Renderer as ILegendSupport;
if (e.PropertyName == "Renderer" && renderer != null)
{
if (rendererLookup.ContainsKey(featureLayer))
{
var savedRenderer = rendererLookup[featureLayer];
if (savedRenderer != renderer)
{
savedRenderer.LegendChanged -= Renderer_LegendChanged;
}
}
else
{
rendererLookup.Add(featureLayer, renderer);
}
renderer.LegendChanged += Renderer_LegendChanged;
}
setTemplates();
}
}
private void Layer_Initialized(object sender, EventArgs e)
{
if (string.IsNullOrEmpty((sender as Layer).ID) || LayerIDs != null && !LayerIDs.Contains((sender as Layer).ID))
{
return;
}
Layer layer = sender as Layer;
layer.Initialized -= Layer_Initialized;
setTemplates();
}