export declare class VirtualScreen {
    readonly cols: number;
    readonly rows: number;
    private grid;
    private cursorRow;
    private cursorCol;
    private pendingWrap;
    private scrollTop;
    private scrollBottom;
    private cursorHidden;
    private bellCount;
    private oscSequences;
    private scrollback;
    private parserState;
    private csiParams;
    private csiPrivatePrefix;
    private oscBuffer;
    private utf8Accum;
    constructor(cols?: number, rows?: number);
    private makeGrid;
    private clampRow;
    private clampCol;
    write(data: string | Uint8Array): void;
    private processByte;
    private processGroundByte;
    private processEscByte;
    private processCsiByte;
    private dispatchCsi;
    private normalizeCsiParams;
    private processOscByte;
    private processUtf8Byte;
    private putChar;
    private lineFeed;
    private scrollRegionUp;
    private eraseCursorToEndOfLine;
    private eraseStartOfLineToCursor;
    private eraseEntireLine;
    private eraseCursorToEndOfScreen;
    private eraseStartOfScreenToCursor;
    private eraseEntireScreen;
    visibleLines(): string[];
    lineAt(row: number): string;
    scrollbackLines(): string[];
    screenText(): string;
    get cursor(): {
        row: number;
        col: number;
    };
    isCursorHidden(): boolean;
    getBellCount(): number;
    getOscSequences(): string[];
    getPendingWrap(): boolean;
    reset(): void;
}