import { Selection, AbstractSelection, Scheduler, Textbus, SelectionPaths } from '@textbus/core';
import { SelectionBridge } from './selection-bridge';
import { Rect } from './_utils/uikit';
export interface SelectionRect extends Rect {
    color: string;
    username: string;
}
export interface RemoteSelectionCursor {
    cursor: HTMLElement;
    anchor: HTMLElement;
    userTip: HTMLElement;
}
/**
 * 远程光标绘制范围计算代理类，可用于定制特定场景下的远程选区绘制，如表格有选区，不会遵守常见的文档流形式
 */
export declare abstract class CollaborateSelectionAwarenessDelegate {
    abstract getRects(abstractSelection: AbstractSelection, nativeRange: Range, selectionCursor: UserSelectionCursor): false | Rect[];
}
/**
 * 协作用户虚拟光标信息
 */
export interface UserSelectionCursor {
    username: string;
    color: string;
    selection: SelectionPaths;
    data?: any;
}
/**
 * 协作光标绘制类
 */
export declare class CollaborateCursor {
    private nativeSelection;
    private scheduler;
    private selection;
    private awarenessDelegate?;
    private host;
    private canvasContainer;
    private canvas;
    private context;
    private tooltips;
    private onRectsChange;
    private subscription;
    private selectionCursors;
    private container;
    private ratio;
    constructor(textbus: Textbus, nativeSelection: SelectionBridge, scheduler: Scheduler, selection: Selection, awarenessDelegate?: CollaborateSelectionAwarenessDelegate | undefined);
    /**
     * 刷新协作光标，由于 Textbus 只会绘制可视区域的光标，当可视区域发生变化时，需要重新绘制
     */
    refresh(): void;
    destroy(): void;
    /**
     * 根据远程用户光标位置，绘制协作光标
     * @param paths
     */
    draw(paths: UserSelectionCursor[]): void;
    protected drawUserCursor(rects: SelectionRect[]): void;
    private getUserCursor;
}