import './LinearChart.css';
import * as d3 from 'd3';
import React from 'react';
import { GridConfig } from "./Frame/Frame";
import { FormatValue } from "../../types";
export declare type Item = {
    x: number | null;
    y: number | null;
};
export declare type NotEmptyItem = {
    x: number;
    y: number;
};
export declare const itemIsNotEmpty: (item: Item) => item is NotEmptyItem;
export declare type NumberRange = readonly [number, number];
export declare type TickValues = readonly number[];
export declare type ScaleLinear = d3.ScaleLinear<number, number>;
export declare const directionsX: readonly ["toRight", "toLeft"];
export declare type DirectionX = typeof directionsX[number];
export declare const directionsY: readonly ["toTop", "toBottom"];
export declare type DirectionY = typeof directionsY[number];
export declare const axes: readonly ["x", "y"];
export declare type Axis = typeof axes[number];
export declare const legendPositions: readonly ["top", "bottom"];
export declare type LegendPosition = typeof legendPositions[number];
export declare const legendAligns: readonly ["left", "center", "right"];
export declare type LegendAlign = typeof legendAligns[number];
export declare const tooltipVariants: readonly ["line", "dot"];
export declare type TooltipVariant = typeof tooltipVariants[number];
export declare type Line = {
    values: readonly Item[];
    dots?: boolean;
    dashed?: boolean;
    withGradient?: boolean;
    lineName: string;
    color: string;
} & ({
    showValues?: false;
} | {
    showValues?: true;
    formatValueForDot?: FormatValue;
});
export declare type LegendItem = {
    text: string;
    color: string;
};
export declare type LegendItems = readonly LegendItem[];
declare type ThresholdLine = {
    name?: string;
    label?: string;
    values: readonly NotEmptyItem[];
};
export declare type Threshold = {
    max: ThresholdLine;
    min?: ThresholdLine;
};
export declare type HoveredMainValue = number | undefined;
export declare type HoveredDotValue = NotEmptyItem | undefined;
declare type LegendProps = {
    items: LegendItems;
    position?: LegendPosition;
    align?: LegendAlign;
};
declare type Props = {
    lines: Line[];
    gridConfig: GridConfig;
    threshold?: Threshold;
    legend?: LegendProps;
    unit?: string;
    yLabelsShowInPercent?: boolean;
    xLabelsShowVertical?: boolean;
    xHideFirstLabel?: boolean;
    formatValueForLabel?: FormatValue;
    formatValueForTooltip?: FormatValue;
    formatValueForTooltipTitle?: FormatValue;
    onClickHoverLine?: (value: number) => void;
    onClickHoverDot?: (value: Item) => void;
    limitMinimumStepSize?: boolean;
    tooltipVariant?: TooltipVariant;
};
export declare const domainPaddings: {
    top: number;
    right: number;
    bottom: number;
    left: number;
};
export declare const LinearChart: React.FC<Props>;
export {};