export declare const CHART_OVERLAYS_BORDER_WIDTH = 1;
export declare const BRUSH_HOVER_FILL: string;
export declare const SELECTED_AREA_RADIUS = 4;
export declare const SELECTION_AREA_STYLES: {
    fill: string;
    stroke: string;
    opacity: number;
};
export declare const ZOOM_AREA_STYLES: {
    fill: string;
    stroke: string;
    opacity: number;
};
export declare const KNOB_HEIGHT = 40;
export declare const KNOB_WIDTH = 5;