export declare const ContinuousScale: {
    readonly linear: "linear";
    readonly identity: "identity";
    readonly log: "log";
    readonly pow: "pow";
    readonly sqrt: "sqrt";
    readonly sequential: "sequential";
};
export declare const DistributionScale: {
    readonly threshold: "threshold";
    readonly quantize: "quantize";
    readonly quantile: "quantile";
};
export declare const DiscreteScale: {
    readonly ordinal: "ordinal";
    readonly band: "band";
    readonly point: "point";
};
export declare const ConstantScale: {
    readonly constant: "constant";
};