import { type Component } from "@caupulican/pi-tui";
import type { KeybindingsManager } from "../../../core/keybindings.ts";
export interface TranscriptPagerOptions {
    source: Component;
    viewportRows: () => number;
    keybindings: KeybindingsManager;
    onClose: () => void;
}
/** A live transcript viewport that stops following output as soon as the user scrolls away. */
export declare class TranscriptPager implements Component {
    private readonly source;
    private readonly viewportRows;
    private readonly keybindings;
    private readonly onClose;
    private scrollTop;
    private followTail;
    private lastPageRows;
    private lastMaxScroll;
    constructor(options: TranscriptPagerOptions);
    render(width: number): string[];
    handleInput(data: string): void;
    invalidate(): void;
    private scrollBy;
    private surfaceLine;
}
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