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@tanstack/charts

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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.

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import type { DotLayout } from './dot-layout.js'; import type { Channel, ChartKey, ChartMark, ChartMarkMotionOptions, ChartMarkState, ChartDotStateStyle, ChartNumericScale, ChartValue, OptionChannelOutput } from './types.js'; export interface DotOptions<TDatum> extends ChartMarkMotionOptions<TDatum> { id?: string; x?: Channel<TDatum, ChartValue | null | undefined>; y?: Channel<TDatum, ChartValue | null | undefined>; z?: Channel<TDatum, ChartKey | null | undefined>; color?: Channel<TDatum, ChartKey | null | undefined>; key?: Channel<TDatum, ChartKey>; r?: number | Channel<TDatum, number | null | undefined>; rScale?: ChartNumericScale; fill?: string; fillOpacity?: number; layout?: DotLayout; stroke?: string; strokeOpacity?: number; strokeWidth?: number; states?: readonly ChartMarkState<TDatum, ChartDotStateStyle<TDatum>>[]; } type DotOptionLayout<TOptions> = TOptions extends { readonly layout?: infer TLayout; } ? NonNullable<TLayout> : never; type DotPointX<TDatum, TOptions> = [DotOptionLayout<TOptions>] extends [never] ? OptionChannelOutput<TDatum, TOptions, 'x', number> : DotOptionLayout<TOptions> extends DotLayout<'x', infer TAnchor> ? TAnchor : OptionChannelOutput<TDatum, TOptions, 'x', number>; type DotPointY<TDatum, TOptions> = [DotOptionLayout<TOptions>] extends [never] ? OptionChannelOutput<TDatum, TOptions, 'y', number> : DotOptionLayout<TOptions> extends DotLayout<'y', infer TAnchor> ? TAnchor : OptionChannelOutput<TDatum, TOptions, 'y', number>; type DotScaleX<TDatum, TOptions> = [DotOptionLayout<TOptions>] extends [never] ? OptionChannelOutput<TDatum, TOptions, 'x', number> : DotOptionLayout<TOptions> extends DotLayout<'x'> ? never : OptionChannelOutput<TDatum, TOptions, 'x', number>; type DotScaleY<TDatum, TOptions> = [DotOptionLayout<TOptions>] extends [never] ? OptionChannelOutput<TDatum, TOptions, 'y', number> : DotOptionLayout<TOptions> extends DotLayout<'y'> ? never : OptionChannelOutput<TDatum, TOptions, 'y', number>; export declare function dot<TDatum>(source: Iterable<TDatum>): ChartMark<TDatum, number, number>; export declare function dot<TDatum, const TOptions extends DotOptions<NoInfer<TDatum>> | undefined>(source: Iterable<TDatum>, options: TOptions): ChartMark<TDatum, DotPointX<TDatum, TOptions>, DotPointY<TDatum, TOptions>, DotScaleX<TDatum, TOptions>, DotScaleY<TDatum, TOptions>>; export {};