Class ViewCache

Helper class for caching computed properties of nodes and layers to optimize rendering performance. It uses WeakMaps to associate cached data with nodes and layers without preventing garbage collection.

Index

Constructors

Methods

getNode setNode deleteNode getLayer setLayer deleteLayer clear

Constructors

constructor

new ViewCache(): ViewCache
Returns ViewCache

Methods

getNode

getNode(node: INode): INodeCached | undefined
Gets cached render data for a node.
Parameters
- node: INode
  Target node.
Returns INodeCached | undefined
Cached node data when present.
- Defined in src/view/view.cache.ts:36

setNode

setNode(node: INode, cached: INodeCached): void
Stores cached render data for a node.
Parameters
- node: INode
  Target node.
- cached: INodeCached
  Cached node data.
Returns void
- Defined in src/view/view.cache.ts:45

deleteNode

deleteNode(node: INode): void
Removes cached render data for a node.
Parameters
- node: INode
  Target node.
Returns void
- Defined in src/view/view.cache.ts:53

getLayer

getLayer(layer: ILayer): ILayerCached | undefined
Gets cached render data for a layer.
Parameters
- layer: ILayer
  Target layer.
Returns ILayerCached | undefined
Cached layer data when present.
- Defined in src/view/view.cache.ts:62

setLayer

setLayer(layer: ILayer, cached: ILayerCached): void
Stores cached render data for a layer.
Parameters
- layer: ILayer
  Target layer.
- cached: ILayerCached
  Cached layer data.
Returns void
- Defined in src/view/view.cache.ts:71

deleteLayer

deleteLayer(layer: ILayer): void
Removes cached render data for a layer.
Parameters
- layer: ILayer
  Target layer.
Returns void
- Defined in src/view/view.cache.ts:79

clear

clear(): void
Clears all node and layer cache entries.

Returns void
- Defined in src/view/view.cache.ts:86