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BlockSuite API Documentation / @blocksuite/block-std / gfx / observe
Function: observe()
observe<
V,E,T>(fn): (_,context) =>ClassAccessorDecoratorResult<GfxPrimitiveElementModel<BaseElementProps>,V>
A decorator to observe the y type property. You can think of it is just a decorator version of 'observe' method of Y.Array and Y.Map.
The observer function start to observe the property when the model is mounted. And it will re-observe the property automatically when the value is altered.
Type Parameters
V
V
E
E extends YEvent<any>
T
T extends GfxPrimitiveElementModel<BaseElementProps>
Parameters
fn
ObserveFn<E, T>
Returns
Function
Parameters
_
unknown
context
ClassAccessorDecoratorContext
Returns
ClassAccessorDecoratorResult<GfxPrimitiveElementModel<BaseElementProps>, V>