Class ZoomOptions

Represents the scaling of diagram control by the given factor.

Inheritance

System.Object

ZoomOptions

Implements

System.IEquatable<ZoomOptions>

Namespace: Syncfusion.Blazor.Diagrams

Assembly: Syncfusion.Blazor.dll

Syntax

public class ZoomOptions : Object, IEquatable<ZoomOptions>

Examples

<input type="button" value="Zoom" @onclick="@OnZoom" />
<input type = "button" value="Zoom To" @onclick="@OnZoomRegion" />
<SfDiagram @ref = "@Diagram" Height="600px" Nodes="@NodeCollection" Connectors="@ConnectorCollection">
</SfDiagram>
@code{
   SfDiagram Diagram;
   public ObservableCollection<DiagramNode> NodeCollection;
   public ObservableCollection<DiagramConnector> ConnectorCollection;
   public ObservableCollection<DiagramLayer> LayersCollection;
   protected override void OnInitialized()
   {
       // A node is created and stored in the node's collection.
       NodeCollection = new ObservableCollection<DiagramNode>(){
           new DiagramNode()
           {
               Id = "Node1",
               // Position of the node
               OffsetX = 250, OffsetY = 250,
               // Size of the node
               Width = 100, Height = 100,
               Style = new NodeShapeStyle() { Fill = "#6BA5D7", StrokeColor = "white" }
           }
       };
       ConnectorCollection = new ObservableCollection<DiagramConnector>()
       {
           new DiagramConnector()
           {
               Id = "Connector1",
               SourcePoint = new ConnectorSourcePoint() { X = 300, Y = 100 },
               TargetPoint = new ConnectorTargetPoint() { X = 400, Y = 200 },
               Type = Segments.Orthogonal
           }
       };
   }
   // Zoom the diagram
   public void OnZoom()
   {
       Diagram.Zoom(0.5);
   }
   public void OnZoomRegion()
   {
       ZoomOptions Options = new ZoomOptions() { FocusPoint = new PointModel() { X = 100, Y = 100 }, Type = ZoomTypes.ZoomIn, ZoomFactor = 2.5 };
       Diagram.ZoomTo(Options);
   }
}

Constructors

ZoomOptions()

Declaration

public ZoomOptions()

Properties

FocusPoint

It allows the user to read the focus value of the diagram.

Declaration

public PointModel FocusPoint { get; set; }

Property Value

Type	Description
PointModel

Type

Defines the zoom type as zoom in or zoom out.

Declaration

public ZoomTypes Type { get; set; }

Property Value

Type	Description
ZoomTypes

ZoomFactor

Sets the factor by which we can zoom in or zoom out.

Declaration

public double ZoomFactor { get; set; }

Property Value

Type	Description
System.Double

Methods

Equals(ZoomOptions)

Indicates whether the ZoomOptions object is equal to another object of the same type.

Declaration

public bool Equals(ZoomOptions zoomOptions)

Parameters

Type	Name	Description
ZoomOptions	zoomOptions	Represents the scaling of diagram control by the given factor.

Returns

Type	Description
System.Boolean	Returns the scaling of the diagram.

Implements

System.IEquatable<>