import { BrushBehavior, BrushSelection } from 'd3-brush';
import { ChartAxes, ChartDimensions, HistogramData, HistogramSVGG } from '../utils/HistogramUtils.js';
export declare abstract class Brush {
    brushContext: HistogramSVGG;
    extent: BrushBehavior<HistogramData>;
    isBrushed: boolean;
    isBrushing: boolean;
    protected context: HistogramSVGG;
    protected dimensions: ChartDimensions;
    protected axes: ChartAxes;
    protected handles: any;
    constructor(context: HistogramSVGG, dimensions: ChartDimensions, axes: ChartAxes);
    size(): number;
    abstract getExtent(): BrushBehavior<HistogramData>;
    plot(): this;
    move([start, end]: number[]): this;
    abstract onBrushEnd(): void;
    abstract onBrushStart(): void;
    abstract onBrushing(): void;
    abstract translateBrushHandles(selection: BrushSelection): void;
    abstract getCssName(): string;
    abstract getFillOpacity(): number;
    protected callBrushStart(): void;
    protected abstract drawHandles(): void;
    protected checkSelectionNotNaN(selection: BrushSelection): boolean;
    private checkIfNaN;
}