Class AnnotationConstraints

Annotation constraints control the features and behaviors of the annotations.

Inheritance
System.Object
AnnotationConstraints
Namespace: Syncfusion.Blazor.Diagrams
Assembly: Syncfusion.Blazor.dll
Syntax
public sealed class AnnotationConstraints : Enum
Remarks

The annotation constraints are enabled or disabled using the Bitwise operators. The ‘~’ operator is used to disable the constraint.

Examples
<SfDiagram Height="600px" Nodes="@NodeCollection">
</SfDiagram>
@code{
   ObservableCollection<DiagramNode> NodeCollection;
   protected override void OnInitialized()
   {
       //Initialize the NodeCollection.
       NodeCollection = new ObservableCollection<DiagramNode>();
       DiagramNode Node = new DiagramNode()
       {
           Height = 100,
           Width = 100,
           OffsetX = 100,
           OffsetY = 100,
       };
       Node.Annotations = new ObservableCollection<DiagramNodeAnnotation>()
   {
           new DiagramNodeAnnotation()
           {
               Content="Annotation Text Wrapping",
               ///sets the Constraints for Annotation...
               Constraints=AnnotationConstraints.ReadOnly,
           }
       };
       NodeCollection.Add(Node);
   }
}

Fields

Drag

It enables the user to drag the annotation

Declaration
public const AnnotationConstraints Drag
Field Value
Type Description
AnnotationConstraints

InheritReadOnly

Enables or disables the user to inherit the ReadOnly option from the parent.

Declaration
public const AnnotationConstraints InheritReadOnly
Field Value
Type Description
AnnotationConstraints

Interaction

Enables or Disable annotation to inherit the interaction option

Declaration
public const AnnotationConstraints Interaction
Field Value
Type Description
AnnotationConstraints

None

Disables all the functionalities of annotation.

Declaration
public const AnnotationConstraints None
Field Value
Type Description
AnnotationConstraints

ReadOnly

It enables the user to only read (cannot be edited) the annotation.

Declaration
public const AnnotationConstraints ReadOnly
Field Value
Type Description
AnnotationConstraints

Resize

Enables or disables the resizing support for the annotation.

Declaration
public const AnnotationConstraints Resize
Field Value
Type Description
AnnotationConstraints

Rotate

Enables or disables the annotation rotation.

Declaration
public const AnnotationConstraints Rotate
Field Value
Type Description
AnnotationConstraints

Select

It enables the user to select the desired node or connector.

Declaration
public const AnnotationConstraints Select
Field Value
Type Description
AnnotationConstraints

value__

Declaration
public int value__
Field Value
Type Description
System.Int32