JavaScript/jQuery TreeMap Node

This section describes the Node object, which represents a treemap node.

import { dxTreeMapNode } from "devextreme/viz/tree_map"

Node objects are accessible within certain event handlers, for example, onNodesInitialized, onNodesRendering, etc. Also, you can obtain these objects using the getRootNode() and getCurrentNode() methods.

Fields

Fields that provide information on the treemap node.

Methods

Methods used to control the treemap node.

Name Description
customize(options)

Customizes the node.
drillDown()

Drills down into the node.
getAllChildren()

Returns all nodes nested in the current node.
getAllNodes()

Returns all descendant nodes.
getChild(index)

Gets a specific node from a collection of direct descendants.
getChildrenCount()

Indicates how many direct descendants the current node has.
getParent()

Returns the parent node of the current node.
isActive()

Indicates whether the current node is active.
isHovered()

Indicates whether the node is in the hover state or not.
isLeaf()

Indicates whether the node is visualized by a tile or a group of tiles.
isSelected()

Indicates whether the node is selected or not.
label()

Returns the label of the node.
label(label)

Sets the label to the node.
resetCustomization()

Reverts the appearance of the node to the initial state.
select(state)

Sets the selection state of a node.
showTooltip()

Shows the tooltip.
value()

Gets the raw value of the node.