import type { Editor } from '@tiptap/core';
import type { Transaction } from '@tiptap/pm/state';
export interface ControlledCompositionRange {
    from: number;
    to: number;
}
export interface ControlledCompositionSnapshot {
    id: number;
    range: ControlledCompositionRange | null;
    text: string | null;
}
type CompositionSettledHandler = (editor: Editor, snapshot: ControlledCompositionSnapshot) => void;
/**
 * Tracks the browser-owned part of a controlled TipTap composition.
 *
 * WebKit can expose the provisional Latin spelling to ProseMirror, dispatch
 * `compositionend`, and only then deliver the committed CJK text. Merely
 * delaying `onChange` leaves both strings in the document. This controller
 * keeps the original composition range mapped through every transaction and
 * gives the owning editor one bounded opportunity to replace that range with
 * the committed text after the browser has finished its DOM flush.
 */
export declare class ControlledEditorComposition {
    private active;
    private committedInputSeen;
    private committedText;
    private compositionData;
    private deadline;
    private generation;
    private awaitingCommittedTransaction;
    private range;
    private rangeFrozen;
    private settling;
    private settleAt;
    private settleHandler;
    private settleEditor;
    private sessionId;
    private timer;
    /** Start tracking the selection that the browser is about to compose over. */
    start(editor?: Editor | null): void;
    /**
     * Keep the composition range aligned with ProseMirror's current document.
     * This includes the transaction generated when a browser first exposes the
     * provisional pinyin and the transaction generated by a late committed
     * input event.
     */
    recordTransaction(transaction: Transaction): void;
    /** Observe beforeinput/input without taking ownership of the browser event. */
    noteInput(event: Event): void;
    /**
     * End a composition. The two-argument form is retained for the Markdown and
     * presentation editors; document editing passes compositionend.data as the
     * middle argument so late WebKit input can be distinguished from typing.
     */
    end(editor: Editor, dataOrHandler: string | null | undefined | CompositionSettledHandler, maybeHandler?: CompositionSettledHandler): void;
    isBlocking(editor?: Editor | null): boolean;
    destroy(): void;
    private selectionRange;
    private currentRangeText;
    private snapshot;
    private scheduleQuietSettlement;
    private scheduleSettlement;
    private clearSettlement;
    private cancelTimer;
}
export {};