import type { Theme } from "@earendil-works/pi-coding-agent";
import { type ScrollViewScrollbar, type TuiMouseEvent } from "@earendil-works/pi-tui";
/** Pi 1.0 layout.ts scrollbar painting and tui-alt-screen.ts pointer geometry,
 * adapted to the participant overlay (native scrollbar hit testing skips overlays).
 * ScrollView owns the native visibility timer; conversation state owns history. */
export declare class ConversationScrollbar {
    private readonly view;
    private width;
    private top;
    private contentHeight;
    private grabOffset;
    constructor(theme: Theme, mode?: ScrollViewScrollbar);
    contentWidth(width: number): number;
    get visible(): boolean;
    sync(width: number, top: number, height: number, contentHeight: number, scroll: number, following: boolean, requestRender: () => void): void;
    reset(): void;
    private geometry;
    handleMouse(event: TuiMouseEvent, scrollTo: (position: number) => void): boolean;
    private move;
    paint(lines: string[], imageRows?: ReadonlySet<number>): void;
}
//# sourceMappingURL=conversation-scrollbar.d.ts.map