@deltares/fews-web-oc-charts/dist/Visitors/brushHandler.d.ts

FEWS Chart Library

import { Axes } from '../Axes';
import { Visitor } from './visitor';
export declare const BrushMode: {
    X: string;
    Y: string;
    XY: string;
};
export type BrushMode = (typeof BrushMode)[keyof typeof BrushMode];
export interface BrushHandlerOptions {
    brushMode: BrushMode;
    domain: Domains;
    labelFormatter: (value: number | Date) => string;
}
type Domain = [number, number] | [Date, Date];
type Domains = {
    x?: Domain;
    y?: Domain;
};
export interface BrushDomainChangeEvent {
    old: Domain;
    new: Domain;
}
export type BrushHandlerEventType = 'update:x-brush-domain';
export type BrushDomainChangeCallback = (event: BrushDomainChangeEvent) => void;
export declare class BrushHandler implements Visitor {
    private labels;
    private axis;
    private options;
    private brush;
    private brushGroup;
    private lastDomainUpdate;
    private domainChangeCallbacks;
    constructor(options?: Partial<BrushHandlerOptions>);
    visit(axes: Axes): void;
    addEventListener(_event: BrushHandlerEventType, callback: BrushDomainChangeCallback): void;
    removeEventListener(_event: BrushHandlerEventType, callback: BrushDomainChangeCallback): void;
    setBrushDomain(domains: Domains): void;
    private createHandler;
    private createLabels;
    private updateLabels;
    private hideLabels;
    redraw(): void;
}
export {};