react-chartjs-2/dist/utils.d.ts

React components for Chart.js

import type { MouseEvent } from 'react';
import type { ChartType, ChartData, DefaultDataPoint, ChartDataset, ChartOptions, Chart } from 'chart.js';
import type { ForwardedRef } from './types.js';
export declare function reforwardRef<T>(ref: ForwardedRef<T>, value: T): void;
export declare function setOptions<TType extends ChartType = ChartType, TData = DefaultDataPoint<TType>, TLabel = unknown>(chart: Chart<TType, TData, TLabel>, nextOptions: ChartOptions<TType>): void;
export declare function setLabels<TType extends ChartType = ChartType, TData = DefaultDataPoint<TType>, TLabel = unknown>(currentData: ChartData<TType, TData, TLabel>, nextLabels: TLabel[] | undefined): void;
export declare function setDatasets<TType extends ChartType = ChartType, TData = DefaultDataPoint<TType>, TLabel = unknown>(currentData: ChartData<TType, TData, TLabel>, nextDatasets: ChartDataset<TType, TData>[], datasetIdKey?: string): void;
export declare function cloneData<TType extends ChartType = ChartType, TData = DefaultDataPoint<TType>, TLabel = unknown>(data: ChartData<TType, TData, TLabel>, datasetIdKey?: string): ChartData<TType, TData, TLabel>;
/**
 * Get dataset from mouse click event
 * @param chart - Chart.js instance
 * @param event - Mouse click event
 * @returns Dataset
 */
export declare function getDatasetAtEvent(chart: Chart, event: MouseEvent<HTMLCanvasElement>): import("chart.js").InteractionItem[];
/**
 * Get single dataset element from mouse click event
 * @param chart - Chart.js instance
 * @param event - Mouse click event
 * @returns Dataset
 */
export declare function getElementAtEvent(chart: Chart, event: MouseEvent<HTMLCanvasElement>): import("chart.js").InteractionItem[];
/**
 * Get all dataset elements from mouse click event
 * @param chart - Chart.js instance
 * @param event - Mouse click event
 * @returns Dataset
 */
export declare function getElementsAtEvent(chart: Chart, event: MouseEvent<HTMLCanvasElement>): import("chart.js").InteractionItem[];
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