Class SfTreeMap

Represents the SfTreeMap class. To render this, create an instance of SfTreeMap, and set required properties.

Inheritance

System.Object

SfTreeMap

Namespace: Syncfusion.SfTreeMap.XForms

Assembly: Syncfusion.SfTreeMap.XForms.dll

Syntax

public class SfTreeMap : View, IParentThemeElement, IThemeElement

Constructors

SfTreeMap()

Initializes a new instance of the SfTreeMap class.

Declaration

public SfTreeMap()

Fields

ColorValuePathProperty

Gets or sets the ColorValuePath property. This property is used to set the value path based on color value. This is a bindable property.

Declaration

public static readonly BindableProperty ColorValuePathProperty

Field Value

Type
Xamarin.Forms.BindableProperty

DataSourceProperty

Gets or sets the DataSource property. This property is used to retrieving data. This is a bindable property.

Declaration

public static readonly BindableProperty DataSourceProperty

Field Value

Type
Xamarin.Forms.BindableProperty

DrilldownHeaderStyleProperty

Gets or sets the style for the drill down header which is used for zoom out operation.

Declaration

public static readonly BindableProperty DrilldownHeaderStyleProperty

Field Value

Type
Xamarin.Forms.BindableProperty

EnableDrilldownProperty

Gets or sets the boolean value that indicates whether the drill down is enabled or not.

Declaration

public static readonly BindableProperty EnableDrilldownProperty

Field Value

Type
Xamarin.Forms.BindableProperty

HighlightOnSelectionProperty

Gets or sets the boolean value that indicates whether the selection should be highlighted for the items in tree map.

Declaration

public static readonly BindableProperty HighlightOnSelectionProperty

Field Value

Type
Xamarin.Forms.BindableProperty

HightlightBorderWidthProperty

Gets or sets the HighlightBorderWidth property. This property is used to customize the width of highlighted border. This is a bindable property.

Declaration

public static readonly BindableProperty HightlightBorderWidthProperty

Field Value

Type
Xamarin.Forms.BindableProperty

HightlightColorProperty

Gets or sets the HighlightColor property. This property is used to set the color to highlight the items. This is a bindable property.

Declaration

public static readonly BindableProperty HightlightColorProperty

Field Value

Type
Xamarin.Forms.BindableProperty

ItemsProperty

Gets or sets the Items property. This property is an observable collection of TreeMapItem. This is a bindable property.

Declaration

public static readonly BindableProperty ItemsProperty

Field Value

Type
Xamarin.Forms.BindableProperty

ItemTemplateProperty

Gets or sets the Itemtemplate property. This property is used to set data template. This is a bindable property.

Declaration

public static readonly BindableProperty ItemTemplateProperty

Field Value

Type
Xamarin.Forms.BindableProperty

LayoutTypeProperty

Gets or sets the layoutType property. This proeprty is used to customize the layout for tree map. This is a bindable property.

Declaration

public static readonly BindableProperty LayoutTypeProperty

Field Value

Type
Xamarin.Forms.BindableProperty

LeafItemColorMappingProperty

Gets or sets the LeafItemColorMapping property. This property is used to set the color mapping for leaf items. This is a bindable property.

Declaration

public static readonly BindableProperty LeafItemColorMappingProperty

Field Value

Type
Xamarin.Forms.BindableProperty

LeafItemSettingsProperty

Gets or sets the LeafItemSettings property. This property is used to customize the settings for leaf level. This is a bindable property.

Declaration

public static readonly BindableProperty LeafItemSettingsProperty

Field Value

Type
Xamarin.Forms.BindableProperty

LegendSettingsProperty

Gets or sets the Legendsettings property. This property is used to customize the settings for legends. This is a bindable property.

Declaration

public static readonly BindableProperty LegendSettingsProperty

Field Value

Type
Xamarin.Forms.BindableProperty

LevelsProperty

Gets or sets the levels property. This property is an observable collection of TreeMaplevel. This is a bindable property.

Declaration

public static readonly BindableProperty LevelsProperty

Field Value

Type
Xamarin.Forms.BindableProperty

SelectedItemsProperty

Gets or sets the selected items property. This property is an observable collection of object. This is a bindable property.

Declaration

public static readonly BindableProperty SelectedItemsProperty

Field Value

Type
Xamarin.Forms.BindableProperty

SelectionModeProperty

Gets or sets the selection mode property. This property is used to customize the selection for tree map. This is a bindable property.

Declaration

public static readonly BindableProperty SelectionModeProperty

Field Value

Type
Xamarin.Forms.BindableProperty

ShowTooltipProperty

Gets or sets the boolean value that indicates whether the tooltip should be enabled for tree map.

Declaration

public static readonly BindableProperty ShowTooltipProperty

Field Value

Type
Xamarin.Forms.BindableProperty

TooltipSettingsProperty

The TooltipSettings bindable Property.

Declaration

public static readonly BindableProperty TooltipSettingsProperty

Field Value

Type
Xamarin.Forms.BindableProperty

WeightValuePathProperty

Gets or sets the WeightValuePath property. This property is used to set the value path based on data item. This is a bindable property.

Declaration

public static readonly BindableProperty WeightValuePathProperty

Field Value

Type
Xamarin.Forms.BindableProperty

Properties

ColorValuePath

Gets or sets the ColorValuePath property. This property is used to set the value path based on color value. This is a bindable property.

Declaration

public string ColorValuePath { get; set; }

Property Value

Type
System.String

DataSource

Gets or sets the DataSource property. This property is used to retrieving data. This is a bindable property.

Declaration

public object DataSource { get; set; }

Property Value

Type
System.Object

DrilldownHeaderStyle

Gets or sets the style for the drill down header which is used for zoom out operation.

Declaration

public Style DrilldownHeaderStyle { get; set; }

Property Value

Type
Style

EnableDrilldown

Gets or sets a value indicating whether the drill down is enabled or not.

Declaration

public bool EnableDrilldown { get; set; }

Property Value

Type
System.Boolean

HighlightOnSelection

Gets or sets a value indicating whether the selection should be highlighted for the items in tree map.

Declaration

public bool HighlightOnSelection { get; set; }

Property Value

Type
System.Boolean

HightlightBorderWidth

Gets or sets the HighlightBorderWidth property. This property is used to customize the width of highlighted border. This is a bindable property.

Declaration

public double HightlightBorderWidth { get; set; }

Property Value

Type
System.Double

HightlightColor

Gets or sets the HighlightColor property. This property is used to set the color to highlight the items. This is a bindable property.

Declaration

public Color HightlightColor { get; set; }

Property Value

Type
Xamarin.Forms.Color

Items

Gets or sets the Items property. This property is an observable collection of TreeMapItem. This is a bindable property.

Declaration

public ObservableCollection<TreeMapItem> Items { get; set; }

Property Value

Type
System.Collections.ObjectModel.ObservableCollection<TreeMapItem>

ItemTemplate

Gets or sets the Itemtemplate property. This property is used to set data template. This is a bindable property.

Declaration

public DataTemplate ItemTemplate { get; set; }

Property Value

Type
Xamarin.Forms.DataTemplate

LayoutType

Gets or sets the layoutType property. This proeprty is used to customize the layout for tree map. This is a bindable property.

Declaration

public LayoutTypes LayoutType { get; set; }

Property Value

Type
LayoutTypes

LeafItemColorMapping

Gets or sets the LeafItemColorMapping property. This property is used to set color mapping for leaf items. This is a bindable property.

Declaration

public ColorMapping LeafItemColorMapping { get; set; }

Property Value

Type
ColorMapping

LeafItemSettings

Gets or sets the LeafItemSettings property. This property is used to customize the settings for leaf level. This is a bindable property.

Declaration

public LeafItemSettings LeafItemSettings { get; set; }

Property Value

Type
LeafItemSettings

LegendSettings

Gets or sets the Legendsettings property. This property is used to customize the settings for legend. This is a bindable property.

Declaration

public LegendSettings LegendSettings { get; set; }

Property Value

Type
LegendSettings

Levels

Gets or sets the levels property. This property is an observable collection of TreeMaplevel. This is a bindable property.

Declaration

public ObservableCollection<TreeMapLevel> Levels { get; set; }

Property Value

Type
System.Collections.ObjectModel.ObservableCollection<TreeMapLevel>

SelectedItems

Gets or sets the selected items property. This property is an observable collection of object. This is a bindable property.

Declaration

public ObservableCollection<object> SelectedItems { get; set; }

Property Value

Type
System.Collections.ObjectModel.ObservableCollection<System.Object>

SelectionMode

Gets or sets the selection mode property. This property is used to customize the selection for tree map. This is a bindable property.

Declaration

public SelectionMode SelectionMode { get; set; }

Property Value

Type
SelectionMode

ShowTooltip

Gets or sets a value indicating whether the tooltip should be enabled for tree map.

Declaration

public bool ShowTooltip { get; set; }

Property Value

Type
System.Boolean

TooltipSettings

Gets or sets the tooltipsettings value to maps.

Declaration

public TooltipSetting TooltipSettings { get; set; }

Property Value

Type
TooltipSetting

WeightValuePath

Gets or sets the WeightValuePath property. This property is used to set the value path based on data item. This is a bindable property.

Declaration

public string WeightValuePath { get; set; }

Property Value

Type
System.String

Methods

add_RefreshTreeMap(SfTreeMap.RefreshEventHandler)

Declaration

public void add_RefreshTreeMap(SfTreeMap.RefreshEventHandler value)

Parameters

Type	Name	Description
SfTreeMap.RefreshEventHandler	value

add_TreeMapItemSelected(SfTreeMap.TreeMapItemSelectedEventHandler)

Declaration

public void add_TreeMapItemSelected(SfTreeMap.TreeMapItemSelectedEventHandler value)

Parameters

Type	Name	Description
SfTreeMap.TreeMapItemSelectedEventHandler	value

OnBindingContextChanged()

This method is used to override the binding context and set the binding context when the properties are changed.

Declaration

protected override void OnBindingContextChanged()

OnSizeRequest(Double, Double)

This method is overriden from framework view, and this method is used to set the size for the tree map control.

Declaration

protected override SizeRequest OnSizeRequest(double widthConstraint, double heightConstraint)

Parameters

Type	Name	Description
System.Double	widthConstraint	Width Constraint.
System.Double	heightConstraint	Height Constraint.

Returns

Type	Description
Xamarin.Forms.SizeRequest	SizeRequest.

OnTreeMapItemSelected(Object)

This method works when the treemap item selected event is fired and the item is tapped.

Declaration

public void OnTreeMapItemSelected(object item)

Parameters

Type	Name	Description
System.Object	item	To get the item.

Refresh()

This method is used to refresh the tree map if any layout or property is updated dynamically.

Declaration

public void Refresh()

remove_RefreshTreeMap(SfTreeMap.RefreshEventHandler)

Declaration

public void remove_RefreshTreeMap(SfTreeMap.RefreshEventHandler value)

Parameters

Type	Name	Description
SfTreeMap.RefreshEventHandler	value

remove_TreeMapItemSelected(SfTreeMap.TreeMapItemSelectedEventHandler)

Declaration

public void remove_TreeMapItemSelected(SfTreeMap.TreeMapItemSelectedEventHandler value)

Parameters

Type	Name	Description
SfTreeMap.TreeMapItemSelectedEventHandler	value

Events

ItemSelected

Represents the TreeMapItemSelected Event. This event is fired when the treemap item is selected.

Declaration

public event EventHandler<TreeMapItemSelectedEventArgs> ItemSelected

Event Type

Type
System.EventHandler<TreeMapItemSelectedEventArgs>

RefreshTreeMap

Represents a new instance of the SfTreeMap.RefreshEventHandler delegate.

Declaration

public event SfTreeMap.RefreshEventHandler RefreshTreeMap

Event Type

Type
SfTreeMap.RefreshEventHandler

TreeMapItemSelected

Represents the TreeMapItemSelected Event. This event is fired when the treemap item is selected.

Declaration

public event SfTreeMap.TreeMapItemSelectedEventHandler TreeMapItemSelected

Event Type

Type
SfTreeMap.TreeMapItemSelectedEventHandler