@tanstack/charts
Version:
A chart grammar for TypeScript and JavaScript. Marks consume your data directly, channels describe visual encodings, and the engine compiles them into a renderer-neutral keyed scene. TanStack's compact scales cover common numeric and categorical mappings.
31 lines (30 loc) • 1.31 kB
TypeScript
import type { TransformGroupRow, TransformGroupSpec, TransformLineage, TransformValue } from './transform.js';
import type { TransformOutputRow, TransformOutputs } from './transform-reduce.js';
export interface BinXYOptions<TDatum> {
x: TransformValue<TDatum, number | null | undefined>;
y: TransformValue<TDatum, number | null | undefined>;
by?: TransformGroupSpec<TDatum>;
xThresholds?: number | readonly number[];
yThresholds?: number | readonly number[];
xDomain?: readonly [number, number];
yDomain?: readonly [number, number];
outputs?: TransformOutputs<TDatum>;
}
export type BinXYDatum<TDatum, TBy, TOutputs> = TransformGroupRow<TDatum, TBy> & TransformLineage<TDatum> & TransformOutputRow<TOutputs> & {
readonly x: number;
readonly x1: number;
readonly x2: number;
readonly y: number;
readonly y1: number;
readonly y2: number;
};
type DefaultOutputs = {
readonly value: {
readonly reduce: 'count';
};
};
export declare function binXY<TDatum, const TBy extends TransformGroupSpec<TDatum> | undefined = undefined, const TOutputs extends TransformOutputs<TDatum> = DefaultOutputs>(source: Iterable<TDatum>, options: BinXYOptions<TDatum> & {
by?: TBy;
outputs?: TOutputs;
}): BinXYDatum<TDatum, TBy, TOutputs>[];
export {};