import type { Chart, ChartType, Plugin, TooltipItem } from 'chart.js';
type BrushStrategy = 'group';
export declare class VerticalLinePlugin implements Plugin {
    id: string;
    private _clickedSegment?;
    private _pause;
    private _useBrushingState;
    private _brushStrategy;
    private _brushGroup;
    constructor({ brushGroup, brushStrategy, enableBrushing, }?: {
        brushGroup?: string;
        brushStrategy?: BrushStrategy;
        enableBrushing?: boolean;
    });
    afterEvent(chart: Chart, args: any): void;
    private _lastMouseBrushEvent;
    onMouseBrush(type: 'mousemove' | 'mouseout', chart: Chart, time: number): void;
    afterDatasetsDraw(chart: Chart): void;
    drawByBrush(chart: Chart): void;
    pause(): void;
    resume(): void;
    get isPaused(): boolean;
    set clickedSegment(segment: TooltipItem<ChartType> | undefined);
    get clickedSegment(): TooltipItem<ChartType> | undefined;
    destroyClickedSegment(): void;
    beforeDestroy(chart: Chart): void;
}
export {};
//# sourceMappingURL=VerticalLinePlugin.d.ts.map