export interface PresenceUser {
    name?: string;
    color?: string;
}
export interface CursorRenderOpts {
    /** Milliseconds after which the name label is faded (default 3000). */
    fadeAfterMs?: number;
    /** Milliseconds of inactivity after which the caret is dimmed (default 30000). */
    dimAfterMs?: number;
    /** Milliseconds of inactivity after which the selection highlight is hidden
     * and the caret is dimmed (default 60000). */
    hideAfterMs?: number;
}
/** Factory that produces a cursor DOM element for a given peer. */
export type CursorRenderer = (peerId: string, user: PresenceUser | undefined, opts: CursorRenderOpts) => HTMLElement;
/** Factory that returns a CSS class name for a selection decoration. */
export type SelectionRenderer = (peerId: string, user?: PresenceUser) => string;
/** Which horizontal edge the label is anchored to. */
export type LabelSide = 'left' | 'right';
/** Adjust the label's CSS inline styles so it stays inside the viewport. */
export declare const positionLabel: (label: HTMLElement, isFirstLine: boolean, side: LabelSide) => void;
/**
 * Default cursor renderer — a colored caret line with a floating name label.
 * All lifecycle stages (blink, label fade, dim, disappear) are driven by CSS
 * animations so no JS timers are needed. The element is designed to be cached
 * and reused by {@link CursorManager} across decoration rebuilds.
 */
export declare const renderCursor: CursorRenderer;
/**
 * Manages cached cursor DOM elements keyed by remote peer id.
 *
 * By caching elements we ensure:
 *
 * 1. CSS animations survive Monaco content widget updates (the same
 *    `HTMLElement` is returned each time).
 * 2. When a remote cursor moves, the lifecycle animation is restarted so the
 *    cursor re-appears at full opacity and the label is re-shown.
 * 3. No JS timers need to be managed — everything is CSS-driven.
 */
export declare class CursorManager {
    private cache;
    getOrCreate(processId: string, offset: number, lineHeight: number, isFirstLine: boolean, side: LabelSide, user: PresenceUser | undefined, opts: CursorRenderOpts, receivedAt: number, renderFn: CursorRenderer): HTMLElement;
    prune(activeIds: Set<string>): void;
    destroy(): void;
    /** Set explicit pixel height on the container and bar so the caret is
     * visible inside a Monaco content widget (which has no inherent height). */
    private applySizing;
    /** Restart all CSS animations on a cached cursor so it re-appears at full
     * opacity with the label visible — called when the remote cursor moves. */
    private resetLifecycle;
}
/**
 * Default selection renderer — dynamically injects a `<style>` rule with a
 * semi-transparent background-color and returns the generated className. Monaco
 * decorations expect className-based styling, so we cannot use inline styles.
 */
export declare const renderSelection: SelectionRenderer;
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