private void OnThemeStyleIdChanged()
{
var info = this.Info as INodeInfo;
if (Constraints.Contains(NodeConstraints.ThemeStyle) && info != null && info.Graph.Theme != null)
{
if (!string.IsNullOrEmpty(ShapeName) && !ShapeName.Equals("Line"))
{
DiagramItemStyle style = info.Graph.Theme.GetNodeStyle(ThemeStyleId);
if (style != null)
{
foreach (TextAnnotationViewModel annotaiton in (this.Annotations as AnnotationCollection))
{
annotaiton.Foreground = style.Foreground;
annotaiton.FontSize = (int)style.FontSize;
annotaiton.FontFamily = style.FontFamily;
}
}
}
}
}
protected override void OnPropertyChanged(string name)
{
base.OnPropertyChanged(name);
switch (name)
{
case "ShapeStyle":
DecodeStyle(this.ShapeStyle);
break;
case "Fill":
ApplyStyle();
break;
case "Stroke":
ApplyStyle();
break;
case "ThemeStyleId":
if (!string.IsNullOrEmpty(ShapeName) && (ShapeName.Equals("Line") || ShapeName.Equals("Freehand")))
{
TextAnnotationViewModel textAnnotaiton = Annotations != null ? (Annotations as AnnotationCollection)[0] as TextAnnotationViewModel : null;
if (textAnnotaiton != null)
{
textAnnotaiton.Foreground = Brushes.Black;
}
}
if (this.Info != null && (this.Info as INodeInfo).OutConnectors != null && (this.Info as INodeInfo).OutConnectors.Count() > 0)
{
Style connectorGeometryStyle = SetDefultConnectorGeometryStyle();
Style targetDecoratorStyle = SetDefaultTargetDecoratorStyle();
foreach (IConnector connector in (this.Info as INodeInfo).OutConnectors.ToList())
{
connector.ConnectorGeometryStyle = connectorGeometryStyle;
connector.TargetDecoratorStyle = targetDecoratorStyle;
}
}
break;
case "Children":
Children.CollectionChanged += (s, e) =>
{
if (Children.Count() > 0)
{
HasChidren = true;
}
else
{
HasChidren = false;
}
};
break;
case "Annotations":
if (Annotations != null)
{
if (Annotations != null)
{
if ((Annotations as AnnotationCollection).Count > 0)
{
if ((Annotations as AnnotationCollection)[0] is TextAnnotationViewModel)
{
TextAnnotationViewModel textAnnotation = (Annotations as AnnotationCollection)[0] as TextAnnotationViewModel;
textAnnotation.PropertyChanged += Annotation_PropertyChanged;
}
}
else
{
(Annotations as AnnotationCollection).CollectionChanged += (s, e) =>
{
if (e.NewItems != null && e.NewItems[0] is TextAnnotationViewModel)
{
(e.NewItems[0] as TextAnnotationViewModel).EditTemplate = GetEditTemplate();
(e.NewItems[0] as TextAnnotationViewModel).PropertyChanged += Annotation_PropertyChanged;
}
};
}
}
}
//if (Annotations != null && (Annotations as AnnotationCollection).Count > 0)
//{
// if ((Annotations as AnnotationCollection)[0] is TextAnnotationViewModel)
// {
// TextAnnotationViewModel textAnnotation = (Annotations as AnnotationCollection)[0] as TextAnnotationViewModel;
// textAnnotation.PropertyChanged += Annotation_PropertyChanged;
// }
//}
break;
case "ShapeName":
TextAnnotationViewModel annotation = Annotations != null ? (Annotations as AnnotationCollection)[0] as TextAnnotationViewModel : null;
if (!string.IsNullOrEmpty(ShapeName) && ShapeName.Equals("Line"))
{
Shape = null;
ContentTemplate = GetLineTempalte();
Content = this;
if (annotation != null)
{
annotation.TextVerticalAlignment = VerticalAlignment.Stretch;
annotation.Foreground = Brushes.Black;
}
if (this.Ports != null)
{
if ((this.Info as INodeInfo).InConnectors != null && (this.Info as INodeInfo).InConnectors.Count() > 0)
{
foreach (IConnector connector in (this.Info as INodeInfo).InConnectors.ToList())
{
if (this.RenderedDirection == RootChildDirection.Left)
{
connector.TargetPort = (this.Ports as ObservableCollection <IPort>)[3];
}
else if (this.RenderedDirection == RootChildDirection.Right)
{
connector.TargetPort = (this.Ports as ObservableCollection <IPort>)[0];
}
}
}
if ((this.Info as INodeInfo).OutConnectors != null && (this.Info as INodeInfo).OutConnectors.Count() > 0)
{
foreach (IConnector connector in (this.Info as INodeInfo).OutConnectors.ToList())
{
if (this.RenderedDirection == RootChildDirection.Left)
{
connector.SourcePort = (this.Ports as ObservableCollection <IPort>)[0];
}
else if (this.RenderedDirection == RootChildDirection.Right)
{
connector.SourcePort = (this.Ports as ObservableCollection <IPort>)[3];
}
}
}
}
}
else
{
Shape = GetShapeData(ShapeName);
ContentTemplate = null;
Content = null;
if (annotation != null)
{
annotation.TextVerticalAlignment = VerticalAlignment.Center;
if (!string.IsNullOrEmpty(ShapeName) && ShapeName.Equals("Freehand"))
{
annotation.Foreground = Brushes.Black;
}
else
{
OnThemeStyleIdChanged();
}
}
if (!string.IsNullOrEmpty(ShapeName) && ShapeName.Equals("Wave"))
{
if (this.Ports != null && this.Info != null)
{
if ((this.Info as INodeInfo).InConnectors != null && (this.Info as INodeInfo).InConnectors.Count() > 0)
{
foreach (IConnector connector in (this.Info as INodeInfo).InConnectors.ToList())
{
if (this.RenderedDirection == RootChildDirection.Left)
{
connector.TargetPort = (this.Ports as ObservableCollection <IPort>)[2];
}
else if (this.RenderedDirection == RootChildDirection.Right)
{
connector.TargetPort = (this.Ports as ObservableCollection <IPort>)[1];
}
}
}
if ((this.Info as INodeInfo).OutConnectors != null && (this.Info as INodeInfo).OutConnectors.Count() > 0)
{
foreach (IConnector connector in (this.Info as INodeInfo).OutConnectors.ToList())
{
if (this.RenderedDirection == RootChildDirection.Left)
{
connector.SourcePort = (this.Ports as ObservableCollection <IPort>)[1];
}
else
{
connector.SourcePort = (this.Ports as ObservableCollection <IPort>)[2];
}
}
}
}
}
else
{
if (this.Info != null)
{
if ((this.Info as INodeInfo).InConnectors != null &&
(this.Info as INodeInfo).InConnectors.Count() > 0)
{
foreach (IConnector connector in (this.Info as INodeInfo).InConnectors.ToList())
{
connector.TargetPort = null;
}
}
if ((this.Info as INodeInfo).OutConnectors != null &&
(this.Info as INodeInfo).OutConnectors.Count() > 0)
{
foreach (IConnector connector in (this.Info as INodeInfo).OutConnectors.ToList())
{
connector.SourcePort = null;
}
}
}
}
}
break;
}
}
protected override void OnPropertyChanged(string name)
{
base.OnPropertyChanged(name);
if (name.Equals("Annotations"))
{
//if (Annotations is List<IAnnotation> && (Annotations as AnnotationCollection).Count > 0
// && (Annotations as AnnotationCollection)[0] is TextAnnotationViewModel)
//{
// TextAnnotationViewModel annotation = (Annotations as AnnotationCollection)[0] as TextAnnotationViewModel;
// annotation.PropertyChanged += Annotation_PropertyChanged;
//}
if ((Annotations as List <IAnnotation>).Count > 0)
{
LabelVM annotation = (Annotations as List <IAnnotation>)[0] as LabelVM;
annotation.PropertyChanged += Annotation_PropertyChanged;
}
}
else if (name.Equals("ShapeName"))
{
LabelVM annotation = (Annotations as List <IAnnotation>)[0] as LabelVM;
if (ShapeName.Equals("Line"))
{
Shape = null;
ContentTemplate = App.Current.Resources["LineShapeTemplate"] as DataTemplate;
Content = this;
annotation.TextVerticalAlignment = VerticalAlignment.Stretch;
annotation.LabelForeground = Brushes.Black;
if (this.Ports != null)
{
if ((this.Info as INodeInfo).InConnectors != null && (this.Info as INodeInfo).InConnectors.Count() > 0)
{
foreach (IConnector connector in (this.Info as INodeInfo).InConnectors.ToList())
{
if (this.Type.Contains("left"))
{
connector.TargetPort = (this.Ports as ObservableCollection <IPort>)[3];
}
else if (this.Type.Contains("right"))
{
connector.TargetPort = (this.Ports as ObservableCollection <IPort>)[0];
}
}
}
if ((this.Info as INodeInfo).OutConnectors != null && (this.Info as INodeInfo).OutConnectors.Count() > 0)
{
foreach (IConnector connector in (this.Info as INodeInfo).OutConnectors.ToList())
{
if (this.Type.Contains("left"))
{
connector.SourcePort = (this.Ports as ObservableCollection <IPort>)[0];
}
else if (this.Type.Contains("right"))
{
connector.SourcePort = (this.Ports as ObservableCollection <IPort>)[3];
}
}
}
}
}
else
{
Shape = App.Current.Resources[ShapeName];
ContentTemplate = null;
Content = null;
annotation.TextVerticalAlignment = VerticalAlignment.Center;
if (ShapeName.Equals("Freehand"))
{
annotation.LabelForeground = Brushes.Black;
}
else
{
OnThemeStyleIdChanged();
}
if (ShapeName.Equals("Wave"))
{
if (this.Ports != null)
{
if ((this.Info as INodeInfo).InConnectors != null && (this.Info as INodeInfo).InConnectors.Count() > 0)
{
foreach (IConnector connector in (this.Info as INodeInfo).InConnectors.ToList())
{
if (this.Type.Contains("left"))
{
connector.TargetPort = (this.Ports as ObservableCollection <IPort>)[2];
}
else if (this.Type.Contains("right"))
{
connector.TargetPort = (this.Ports as ObservableCollection <IPort>)[1];
}
}
}
if ((this.Info as INodeInfo).OutConnectors != null && (this.Info as INodeInfo).OutConnectors.Count() > 0)
{
foreach (IConnector connector in (this.Info as INodeInfo).OutConnectors.ToList())
{
if (this.Type.Contains("left"))
{
connector.SourcePort = (this.Ports as ObservableCollection <IPort>)[1];
}
else
{
connector.SourcePort = (this.Ports as ObservableCollection <IPort>)[2];
}
}
}
}
}
else
{
if (this.Info != null)
{
if ((this.Info as INodeInfo).InConnectors != null &&
(this.Info as INodeInfo).InConnectors.Count() > 0)
{
foreach (IConnector connector in (this.Info as INodeInfo).InConnectors.ToList())
{
connector.TargetPort = null;
}
}
if ((this.Info as INodeInfo).OutConnectors != null &&
(this.Info as INodeInfo).OutConnectors.Count() > 0)
{
foreach (IConnector connector in (this.Info as INodeInfo).OutConnectors.ToList())
{
connector.SourcePort = null;
}
}
}
}
}
}
}