import LayerTree from 'kqwebmap-project/src_en/control/LayerTree.js'

public class | source

LayerTree

Extends:

L~L.Evented → LayerTree

Direct Subclass:

MapLayerTree

Layer tree class

Constructor Summary

Public Constructor
public	constructor() Constructor

Method Summary

Public Methods
public	addToMapView(mapview: Object): Null Set the MapView of the layer tree object
public	clearSelectedLayers(): Null Sets the status of all selected layers as unchecked
public	getActiveLayerKey(): String Returns the key value of the active layer（key format: sourceName@@layerId）
public	getMaxLayerSelectedNumber(): Number Returns the maximum number of layers can selected
public	selectedLayers(layers: Array): Null Sets the status of the layers as selected
public	setMaxLayerSelectedNumber(number: Number): Null Limit the maximum number of layers selected(default:20).
public	setOpacity(key: Object, opacity: Number): Null Sets the opacity of the layer （notice: in config.xml，Set the is_history attribute of the layer tag to 1)

Public Constructors

public constructor() source

Constructor

Public Methods

public addToMapView(mapview: Object): Null source

Set the MapView of the layer tree object

Params:

Name	Type	Attribute	Description
mapview	Object		MapView object

Return:

Null

public clearSelectedLayers(): Null source

Sets the status of all selected layers as unchecked

Return:

Null

public getActiveLayerKey(): String source

Returns the key value of the active layer（key format: sourceName@@layerId）

Return:

String

public getMaxLayerSelectedNumber(): Number source

Returns the maximum number of layers can selected

Return:

Number

public selectedLayers(layers: Array): Null source

Sets the status of the layers as selected

Params:

Name	Type	Attribute	Description
layers	Array		The layer that you want to set to the selected state（layer format：{sourceName， layerId})

Return:

Null

public setMaxLayerSelectedNumber(number: Number): Null source

Limit the maximum number of layers selected(default:20).

Params:

Name	Type	Attribute	Description
number	Number		maximum number layers can selected

Return:

Null

public setOpacity(key: Object, opacity: Number): Null source

Sets the opacity of the layer （notice: in config.xml，Set the is_history attribute of the layer tag to 1)

Params:

Name	Type	Attribute	Description
key	Object		layer's key (format: sourceName@@layerId)
opacity	Number		opacity

Return:

Null