Class SfInteractiveViewer

Represents a control that enables users to interact with content through zooming and panning operations. The SfInteractiveViewer control can host any .NET MAUI view and provides an intuitive way to view, navigate, and explore content such as images, graphics, diagrams, and custom controls.

Inheritance

System.Object

SfView

SfInteractiveViewer

Implements

IDrawableLayout

Microsoft.Maui.Graphics.IDrawable

Microsoft.Maui.IAbsoluteLayout

Microsoft.Maui.ILayout

Microsoft.Maui.IView

Microsoft.Maui.IElement

Microsoft.Maui.ITransform

Microsoft.Maui.IContainer

System.Collections.Generic.IList<Microsoft.Maui.IView>

System.Collections.Generic.ICollection<Microsoft.Maui.IView>

System.Collections.Generic.IEnumerable<Microsoft.Maui.IView>

System.Collections.IEnumerable

Microsoft.Maui.ISafeAreaView

Microsoft.Maui.IPadding

Microsoft.Maui.ICrossPlatformLayout

Microsoft.Maui.IVisualTreeElement

Inherited Members

SfView.Children

SfView.ClipToBounds

SfView.Padding

SfView.PaddingProperty

Namespace: Syncfusion.Maui.Toolkit.InteractiveViewer

Assembly: Syncfusion.Maui.Toolkit.dll

Syntax

public class SfInteractiveViewer : SfView, IDrawableLayout, IDrawable, IAbsoluteLayout, ILayout, IView, IElement, ITransform, IContainer, IList<IView>, ICollection<IView>, IEnumerable<IView>, IEnumerable, ISafeAreaView, IPadding, ICrossPlatformLayout, IVisualTreeElement, ISemanticsProvider, IInteractiveViewerInfo, IInteractiveZoomInfo, IParentThemeElement, IThemeElement

Constructors

SfInteractiveViewer()

Initializes a new instance of the SfInteractiveViewer class.

Declaration

public SfInteractiveViewer()

Fields

ContentProperty

Identifies the Content bindable property.

Declaration

public static readonly BindableProperty ContentProperty

Field Value

Type	Description
Microsoft.Maui.Controls.BindableProperty	The identifier for the Content bindable property.

IsPanEnabledProperty

Identifies the IsPanEnabled bindable property.

Declaration

public static readonly BindableProperty IsPanEnabledProperty

Field Value

Type	Description
Microsoft.Maui.Controls.BindableProperty	The identifier for the IsPanEnabled bindable property.

IsZoomEnabledProperty

Identifies the IsZoomEnabled bindable property.

Declaration

public static readonly BindableProperty IsZoomEnabledProperty

Field Value

Type	Description
Microsoft.Maui.Controls.BindableProperty	The identifier for the IsZoomEnabled bindable property.

MaximumZoomFactorProperty

Identifies the MaximumZoomFactor bindable property.

Declaration

public static readonly BindableProperty MaximumZoomFactorProperty

Field Value

Type	Description
Microsoft.Maui.Controls.BindableProperty	The identifier for the MaximumZoomFactor bindable property.

MinimumZoomFactorProperty

Identifies the MinimumZoomFactor bindable property.

Declaration

public static readonly BindableProperty MinimumZoomFactorProperty

Field Value

Type	Description
Microsoft.Maui.Controls.BindableProperty	The identifier for the MinimumZoomFactor bindable property.

PanAxisProperty

Identifies the PanAxis bindable property.

Declaration

public static readonly BindableProperty PanAxisProperty

Field Value

Type	Description
Microsoft.Maui.Controls.BindableProperty	The identifier for the PanAxis bindable property.

ZoomFactorProperty

Identifies the ZoomFactor bindable property.

Declaration

public static readonly BindableProperty ZoomFactorProperty

Field Value

Type	Description
Microsoft.Maui.Controls.BindableProperty	The identifier for the ZoomFactor bindable property.

Properties

Content

Gets or sets the content displayed in the SfInteractiveViewer.

Declaration

public View Content { get; set; }

Property Value

Type	Description
Microsoft.Maui.Controls.View	The default value of Content is null.

See Also

IsZoomEnabled

IsPanEnabled

IsPanEnabled

Gets or sets a value indicating whether panning is enabled in the SfInteractiveViewer.

Declaration

public bool IsPanEnabled { get; set; }

Property Value

Type	Description
System.Boolean	The default value of IsPanEnabled is true.

See Also

IsZoomEnabled

PanAxis

IsZoomEnabled

Gets or sets a value indicating whether zooming is enabled in the SfInteractiveViewer.

Declaration

public bool IsZoomEnabled { get; set; }

Property Value

Type	Description
System.Boolean	The default value of IsZoomEnabled is true.

See Also

MinimumZoomFactor

MaximumZoomFactor

MaximumZoomFactor

Gets or sets the maximum zoom factor allowed in the SfInteractiveViewer.

Declaration

public double MaximumZoomFactor { get; set; }

Property Value

Type	Description
System.Double	The default value of MaximumZoomFactor is 10d.

Remarks

This property is applicable only when IsZoomEnabled is set to true.

See Also

MinimumZoomFactor

IsZoomEnabled

MinimumZoomFactor

Gets or sets the minimum zoom factor allowed in the SfInteractiveViewer.

Declaration

public double MinimumZoomFactor { get; set; }

Property Value

Type	Description
System.Double	The default value of MinimumZoomFactor is 1d.

Remarks

This property is applicable only when IsZoomEnabled is set to true.

See Also

MaximumZoomFactor

IsZoomEnabled

PanAxis

Gets or sets the axis in which panning is allowed in the SfInteractiveViewer.

Declaration

public PanAxis PanAxis { get; set; }

Property Value

Type	Description
PanAxis	The default value of PanAxis is Both.

Remarks

This property is applicable only when IsPanEnabled is set to true.

ZoomFactor

Gets or sets the current zoom factor of the SfInteractiveViewer.

Declaration

public double ZoomFactor { get; set; }

Property Value

Type	Description
System.Double	The default value of ZoomFactor is 1d.

Remarks

This property is applicable only when IsZoomEnabled is set to true.

See Also

MinimumZoomFactor

MaximumZoomFactor

IsZoomEnabled

Methods

OnHandlerChanged()

Declaration

protected override void OnHandlerChanged()

Overrides

Syncfusion.Maui.Toolkit.SfView.OnHandlerChanged()

Reset()

Method to reset the interactive viewer to its default state.

Declaration

public void Reset()

Remarks

Resets the content's zoom level, rotation, and pan position to their original values.

Rotate()

Method to rotate the content clockwise by 90 degrees.

Declaration

public void Rotate()

Remarks

This method applies a 90-degree clockwise rotation to the content displayed in the SfInteractiveViewer. Consecutive calls continue rotating the content in 90-degree increments.

Events

ScrollChanged

Occurs when the pan position or zoom factor of the interactive viewer changes.

Declaration

public event EventHandler<InteractiveScrollChangedEventArgs> ScrollChanged

Event Type

Type
System.EventHandler<InteractiveScrollChangedEventArgs>

ZoomFactorChanged

Occurs when the zoom factor of the interactive viewer changes.

Declaration

public event EventHandler<ZoomFactorChangedEventArgs> ZoomFactorChanged

Event Type

Type
System.EventHandler<ZoomFactorChangedEventArgs>

Implements

IDrawableLayout

Microsoft.Maui.Graphics.IDrawable

Microsoft.Maui.IAbsoluteLayout

Microsoft.Maui.ILayout

Microsoft.Maui.IView

Microsoft.Maui.IElement

Microsoft.Maui.ITransform

Microsoft.Maui.IContainer

System.Collections.Generic.IList<>

System.Collections.Generic.ICollection<>

System.Collections.Generic.IEnumerable<>

System.Collections.IEnumerable

Microsoft.Maui.ISafeAreaView

Microsoft.Maui.IPadding

Microsoft.Maui.ICrossPlatformLayout

Microsoft.Maui.IVisualTreeElement