import { BaseIndicatorInput, BaseIndicator } from "../base-indicator";
export declare class CrossOverInput extends BaseIndicatorInput {
    sourceSeries: number[];
    referenceSeries: number[];
    constructor(sourceSeries: number[], referenceSeries: number[]);
}
export declare class CrossOverNext {
    sourceValue: number;
    referenceValue: number;
}
export declare class CrossOver extends BaseIndicator {
    generator: Generator<boolean | undefined, boolean | undefined, CrossOverNext>;
    result: boolean[];
    constructor(input: CrossOverInput);
    static calculate: typeof crossOver;
    static reverseInputs(input: CrossOverInput): void;
    nextValue(next: CrossOverNext): boolean | undefined;
}
export declare function crossOver(input: CrossOverInput): boolean[];