import { Position } from "../../../../common/core/position.js";
import { Range } from "../../../../common/core/range.js";
import { ISimpleScreenReaderContentState } from "../screenReaderUtils.js";
export declare const _debugComposition = false;
export interface ITextAreaWrapper {
    getValue(): string;
    setValue(reason: string, value: string): void;
    getSelectionStart(): number;
    getSelectionEnd(): number;
    setSelectionRange(reason: string, selectionStart: number, selectionEnd: number): void;
}
export interface ITypeData {
    text: string;
    replacePrevCharCnt: number;
    replaceNextCharCnt: number;
    positionDelta: number;
}
export declare class TextAreaState {
    readonly value: string;
    /** the offset where selection starts inside `value` */
    readonly selectionStart: number;
    /** the offset where selection ends inside `value` */
    readonly selectionEnd: number;
    /** the editor range in the view coordinate system that matches the selection inside `value` */
    readonly selection: Range | null;
    /** the visible line count (wrapped, not necessarily matching \n characters) for the text in `value` before `selectionStart` */
    readonly newlineCountBeforeSelection: number | undefined;
    static readonly EMPTY: TextAreaState;
    constructor(value: string, 
    /** the offset where selection starts inside `value` */
    selectionStart: number, 
    /** the offset where selection ends inside `value` */
    selectionEnd: number, 
    /** the editor range in the view coordinate system that matches the selection inside `value` */
    selection: Range | null, 
    /** the visible line count (wrapped, not necessarily matching \n characters) for the text in `value` before `selectionStart` */
    newlineCountBeforeSelection: number | undefined);
    toString(): string;
    static readFromTextArea(textArea: ITextAreaWrapper, previousState: TextAreaState | null): TextAreaState;
    collapseSelection(): TextAreaState;
    isWrittenToTextArea(textArea: ITextAreaWrapper, select: boolean): boolean;
    writeToTextArea(reason: string, textArea: ITextAreaWrapper, select: boolean): void;
    deduceEditorPosition(offset: number): [
        Position | null,
        number,
        number
    ];
    private _finishDeduceEditorPosition;
    static deduceInput(previousState: TextAreaState, currentState: TextAreaState, couldBeEmojiInput: boolean): ITypeData;
    static deduceAndroidCompositionInput(previousState: TextAreaState, currentState: TextAreaState): ITypeData;
    static fromScreenReaderContentState(screenReaderContentState: ISimpleScreenReaderContentState): TextAreaState;
}