@visactor/vchart
Version:
charts lib based @visactor/VGrammar
16 lines (15 loc) • 1.06 kB
TypeScript
import type { EventHandler, EventParamsDefinition, EventType, IComposedEvent, IEventDispatcher } from '../interface';
import type { Maybe, RenderMode, ValueOf } from '../../typings';
import type { IChart } from '../../chart/interface';
export declare abstract class ComposedEvent implements IComposedEvent {
protected _eventMap: Map<string, EventHandler<ValueOf<EventParamsDefinition>>>;
protected _eventDispatcher: IEventDispatcher;
protected _mode: RenderMode;
protected _chart: Maybe<IChart>;
constructor(eventDispatcher: IEventDispatcher, mode: RenderMode);
abstract register<Evt extends EventType>(eType: string, handler: EventHandler<EventParamsDefinition[Evt]>): void;
abstract unregister(): void;
abstract dispatch(v: unknown, opt: unknown): unknown;
protected _registerEvent<Evt extends EventType>(eType: Evt, handler: EventHandler<EventParamsDefinition[Evt]>): IEventDispatcher;
protected _unregisterEvent<Evt extends EventType>(eType: Evt, handler?: EventHandler<EventParamsDefinition[Evt]>): IEventDispatcher;
}