export interface Cell {
    char: string;
    width: 1 | 2;
    style: string;
}
export declare class ScreenBuffer {
    private width;
    private height;
    private front;
    private back;
    private _cursorX;
    private _cursorY;
    get cursorX(): number;
    get cursorY(): number;
    constructor(width: number, height: number);
    private createGrid;
    moveTo(x: number, y: number): void;
    write(text: string, style: string): void;
    clear(): void;
    resize(width: number, height: number): void;
    /**
     * Diff the back buffer against the front buffer and write only
     * the changed cells to output. Uses synchronized output to prevent
     * tearing. After flush, the front buffer matches the back buffer.
     */
    flush(output: (s: string) => void): void;
}
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