//internal void IsTheCurrent(bool isCurrentLayer)
//{
// // IsCurrentLayer is auto-computed
// RaisePropertyChanged("IsCurrentLayer");
//}
internal void AddTag(string tag, Point center)
{
var anchoredTag = new AnchoredTag(new Layers.Components.Point(center.X, center.Y), layerModel.Link,
lessonModel.GetTag(tag));
layerModel.Components.Add(anchoredTag);
RaisePropertyChanged("DraggableComponents");
RaisePropertyChanged("AddDraggableComponent"); // To update the view through LayerContainer.xaml.cs
}
/// <summary>
/// Remove an AnchoredTag from a Layer, so we recompute the presence of this AnchoredTag on that Layer
/// </summary>
/// <param name="anchoredTag">The anchored tag.</param>
/// <exception cref="System.NotImplementedException"></exception>
internal void RemoveMe(AnchoredTag anchor)
{
if (anchor.Link.IsDead())
return;
var nbLinksOfThatTagOnThatLayer = 0;
var layer = (anchor.Link as LayerLink).Layer;
foreach (var component in layer.Components)
if (component.GetType() == typeof (AnchoredTag) && (component as AnchoredTag).Tag == this)
nbLinksOfThatTagOnThatLayer++;
if (nbLinksOfThatTagOnThatLayer == 0)
ConcernedLayers.Remove(layer);
}