import type { LoadingTip } from './loading-tips.js';
import type { ImageAttachment } from './input/attachments.js';
import type { AutocompleteState } from './input/autocomplete-state.js';
import type { IHistoryRing } from './input/types.js';
import type { SuggestEngine, SuggestContext } from './input/suggest.js';
export type { SuggestEngine, SuggestContext };
export interface LogUpdateFn {
    render: (content: string, targetBottomRow: number, anchorFloor?: number) => void;
    clear: (extraRows?: number) => void;
    done: () => void;
    readonly topRow?: number;
    resetGeometry?: () => void;
    measure?: (content: string, targetBottomRow: number) => {
        topRow: number;
        lineCount: number;
    };
    setEraseBottomOverride?: (row: number) => void;
}
export interface KeyInfo {
    name?: string;
    sequence?: string;
    ctrl?: boolean;
    meta?: boolean;
    shift?: boolean;
}
export declare const SPINNER_FRAMES: readonly ["⠋", "⠙", "⠹", "⠸", "⠼", "⠴", "⠦", "⠧", "⠇", "⠏"];
export interface BandRowMeta {
    logicalText: string;
    isHead: boolean;
}
export interface SpinnerState {
    frameIndex: number;
    verb: string;
    nextVerbRotateAt: number;
    startedAt: number;
    tipPool: readonly LoadingTip[];
    currentTip: LoadingTip | null;
}
export interface CompositorScrollRegionGuard {
    withFullScrollRegion<T>(fn: () => T): T;
    getExtraRows(): number;
}
export type CompositorInputMode = 'idle' | 'streaming' | 'picker';
export type FramePlacementMode = 'cursor-follow' | 'bottom-pinned';
export interface PickerController {
    renderRows: () => readonly string[];
    onKey: (char: string | undefined, key: {
        name?: string;
        ctrl?: boolean;
        shift?: boolean;
        meta?: boolean;
        sequence?: string;
    }) => void;
}
export interface SubmissionPayload {
    text: string;
    displayText?: string;
    attachments: readonly ImageAttachment[];
}
export interface TerminalCompositorOptions {
    stdout: NodeJS.WriteStream;
    stdin: NodeJS.ReadStream;
    onCancel?: () => void;
    onSoftStop?: () => void;
    onBackground?: () => void;
    onPauseInterrupt?: () => void;
    onShiftTab?: () => void;
    onTaskView?: () => boolean;
    onOpenEditor?: () => void;
    onSubmit?: (payload: SubmissionPayload) => void;
    promptText?: string | ((buffer: string) => string);
    history?: IHistoryRing;
    autocompleteState?: AutocompleteState;
    formatInputBuffer?: (segment: string) => string;
    scrollRegion?: CompositorScrollRegionGuard;
    captureMode?: boolean;
    goblinSpinner?: boolean;
    caretBlink?: boolean;
    caretBlinkIntervalMs?: number;
    anchorRow?: number;
    suggest?: {
        engine: SuggestEngine;
        getContext: () => SuggestContext;
    };
}