import type { ScaleBand } from '@mui/x-charts-vendor/d3-scale';
import { type D3OrdinalScale, type D3Scale } from "../models/axis.js";
export declare function isOrdinalScale<Domain extends {
  toString(): string;
} = {
  toString(): string;
}, Range = number, Output = number>(scale: D3Scale<Domain, Range, Output>): scale is D3OrdinalScale<Domain>;
export declare function isBandScale<Domain extends {
  toString(): string;
} = {
  toString(): string;
}, Range = number, Output = number>(scale: D3Scale<Domain, Range, Output>): scale is ScaleBand<Domain>;
export declare function isPointScale<Domain extends {
  toString(): string;
} = {
  toString(): string;
}, Range = number, Output = number>(scale: D3Scale<Domain, Range, Output>): scale is D3OrdinalScale<Domain>;