import { IMarkmapOptions } from "markmap-view";
import { ICameraOpt, IWorkerMessage } from "../../core";
import { IBackgroundThreadInitOption } from "../../core/backGroundThread";
import { MasterControlForWorker } from "../../core/mainEngine";
import { View } from "../../plugin";
import { VBackgroundNodeManager } from "./vNodeManager";
export interface BackgroundThreadEngine {
    readonly viewId: string;
    readonly fullLayer: HTMLDivElement;
    readonly vNodes: VBackgroundNodeManager;
    readonly master: MasterControlForWorker;
    setCameraOpt(cameraOpt: ICameraOpt): Promise<void>;
    on(msg: IWorkerMessage): Promise<void>;
    destroy(): void;
}
export declare class BackgroundThreadEngineImpl implements BackgroundThreadEngine {
    opt: IBackgroundThreadInitOption;
    viewId: string;
    fullLayer: HTMLDivElement;
    vNodes: VBackgroundNodeManager;
    master: MasterControlForWorker;
    private cameraOpt?;
    private methodBuilder;
    constructor(viewId: string, opt: IBackgroundThreadInitOption);
    get camera(): ICameraOpt;
    get view(): View | undefined;
    get markmapOptions(): Partial<IMarkmapOptions> | undefined;
    getPagePoint(x: number, y: number): {
        x: number;
        y: number;
    };
    setCameraOpt(cameraOpt: ICameraOpt): Promise<void>;
    private clearAll;
    private canUseFullLayer;
    consumeFull(msg: IWorkerMessage): Promise<void>;
    private setFullWork;
    private createWorkShapeNode;
    private removeWork;
    private removeNode;
    on(msg: IWorkerMessage): Promise<void>;
    private toggleFullLayer;
    private updateCamera;
    destroy(): void;
}