import * as d3 from 'd3';
import { calculateChartAxisMinMax, DataPoint, Line, LineCurve } from './types';
import { SharedValue } from 'react-native-reanimated';
export type PathObject = {
    d: string | null;
    x: d3.ScaleTime<number, number, never>;
    y: d3.ScaleLinear<number, number, never>;
    data: DataPoint[];
};
export declare const getChartMinMaxValue: ({ allData, alwaysStartYAxisFromZero, calculateChartYAxisMinMax, calculateChartXAxisMinMax, }: {
    allData: DataPoint[];
    alwaysStartYAxisFromZero: boolean;
    calculateChartYAxisMinMax?: calculateChartAxisMinMax | undefined;
    calculateChartXAxisMinMax?: calculateChartAxisMinMax | undefined;
}) => {
    minY: number;
    maxY: number;
    minX: number;
    maxX: number;
};
export declare const createNewPath: ({ svgWidth, svgHeight, endSpacing, data, isFilled, curve, axisMinMax, }: {
    svgWidth: number;
    svgHeight: number;
    endSpacing: number;
    data: DataPoint[];
    isFilled?: boolean | undefined;
    curve?: LineCurve | undefined;
    axisMinMax: ReturnType<typeof getChartMinMaxValue>;
}) => PathObject;
export declare const getIndexOfTheNearestXPoint: (array: DataPoint[], value: number) => number;
export declare const useForceReRender: () => () => void;
/**
 * Fast deep equality comparison function
 * Based on fast-deep-equal library
 * Note: Functions are treated as equal without deep comparison
 */
export declare function isEqual(a: any, b: any): boolean;
export declare const useActiveIndex: ({ activeTouchX, lines, activeLineIndex, axisMinMax, svgWidth, endSpacing, initialActivePoint, }: {
    activeTouchX: SharedValue<number>;
    lines: Line[];
    activeLineIndex: number;
    axisMinMax: {
        minX: number;
        maxX: number;
        minY: number;
        maxY: number;
    };
    svgWidth: number;
    endSpacing: number;
    initialActivePoint?: number | undefined;
}) => import("react-native-reanimated").DerivedValue<number>;
//# sourceMappingURL=utils.d.ts.map