/**
 * Headless primitive field controller.
 *
 * Wraps a form-engine field handle and exposes a universal state/view
 * contract plus a small intent/command surface for focus/blur/input.
 */
import type { MdyReactivity } from "@modyra/core";
import type { MdyWidgetController } from "../contract.js";
import type { MdyFieldState } from "./field-types.js";
import type { MdyTextFieldControllerOptions, MdyTextFieldIntent } from "./text-field-types.js";
export interface MdyTextFieldController<TValue> extends MdyWidgetController<MdyFieldState<TValue>, MdyTextFieldIntent<TValue>> {
    /** Set the value programmatically without producing a command. */
    setValue(value: TValue): void;
    /** Update the readonly state. */
    setReadonly(readonly: boolean): void;
}
export declare function createTextFieldController<TValue>(options: MdyTextFieldControllerOptions<TValue>, reactivity?: MdyReactivity): MdyTextFieldController<TValue>;
/**
 * How much of a slider's track is filled, as a ratio.
 *
 * A slider is a numeric field with a track, so it is served by this controller — and this was the
 * whole content of a file called `slider-field-types.ts`, which declared no type at all. A module
 * named for what it does not contain is a module nobody finds.
 */
export declare function sliderFillRatio(value: unknown, min: number, max: number): number;