import type { VimErrorLocation, VimMode, VimPendingInput, VimSelection, VimToolDetails, VimViewport } from "./types";
export declare const VIM_OPEN_VIEWPORT_LINES = 80;
export declare const VIM_DEFAULT_VIEWPORT_LINES = 10;
interface ViewportRenderInput {
    file: string;
    mode: VimMode;
    cursor: {
        line: number;
        col: number;
    };
    totalLines: number;
    modified: boolean;
    lines: string[];
    viewport: VimViewport;
    selection?: VimSelection;
    statusMessage?: string;
    lastCommand?: string;
    pendingInput?: VimPendingInput;
    errorLocation?: VimErrorLocation;
    closed?: boolean;
}
export declare function computeViewport(cursorLine: number, totalLines: number, size: number, preferredStart?: number): VimViewport;
export declare function renderVimDetails(details: VimToolDetails): string;
export declare function buildDetails(input: ViewportRenderInput): VimToolDetails;
export {};