export type Nilable<T> = T | null | undefined;
export interface Translation {
    tx: number;
    ty: number;
}
export interface Rotation {
    angle: number;
    cx?: number;
    cy?: number;
}
export interface Scale {
    sx: number;
    sy: number;
}
export interface Size {
    width: number;
    height: number;
}
export interface KeyValue<T = any> {
    [key: string]: T;
}
/**
 * A type alias for a JSON primitive.
 */
export type JSONPrimitive = boolean | number | string | null | undefined;
/**
 * A type alias for a JSON value.
 */
export type JSONValue = JSONPrimitive | JSONObject | JSONArray;
/**
 * A type definition for a JSON object.
 */
export interface JSONObject {
    [key: string]: JSONValue;
}
/**
 * A type definition for a JSON array.
 */
export interface JSONArray extends Array<JSONValue> {
}
/**
 * A type definition for a readonly JSON object.
 */
export interface ReadonlyJSONObject {
    readonly [key: string]: ReadonlyJSONValue;
}
/**
 * A type definition for a readonly JSON array.
 */
export interface ReadonlyJSONArray extends ReadonlyArray<ReadonlyJSONValue> {
}
/**
 * A type alias for a readonly JSON value.
 */
export type ReadonlyJSONValue = JSONPrimitive | ReadonlyJSONObject | ReadonlyJSONArray;