/// <reference types="./matter" />
import { Physics, Types } from "phaser";
import { CollidingObject } from "./valid-collision-object";
declare type CO = CollidingObject;
/** Helper to construct variants of the types where specific properties are optional. */
export declare type SelectivePartial<Type, OptionalKeys extends keyof Type> = Omit<Type, OptionalKeys> & Partial<Type>;
/** Alias to Matter type. */
export declare type MatterCollisionData = Types.Physics.Matter.MatterCollisionData;
/** Extended matter collision event data with game objects. */
export interface ExtendedMatterCollisionData extends MatterCollisionData {
    gameObjectA?: CO;
    gameObjectB?: CO;
}
export declare type CollisionEvent = Physics.Matter.Events.CollisionStartEvent | Physics.Matter.Events.CollisionActiveEvent | Physics.Matter.Events.CollisionEndEvent;
export interface EventData<T extends CO, K extends CO> {
    bodyA: MatterJS.Body;
    bodyB: MatterJS.Body;
    gameObjectA?: T;
    gameObjectB?: K;
    isReversed: boolean;
    pair: ExtendedMatterCollisionData;
}
/**
 * This generic type represents a start/active/end callback. It is used internally, but it can also
 * be used when you need to type a "callback" property manually, for example:
 * ```ts
 * const sprite = this.matter.add.sprite(350, 100, "emoji", "1f62c");
 * const image = this.matter.add.image(350, 200, "emoji", "1f62c");
 * const callback: CollideCallback<typeof sprite, typeof image> = (e) => {
 *   console.log("Hit!");
 * };
 * this.matterCollision.addOnCollideStart({
 *   objectA: sprite,
 *   objectB: image,
 *   callback: callback,
 * });
 * ```
 */
export interface CollideCallback<T extends CO = CO, K extends CO = CO> {
    (event: EventData<T, K>): void;
}
/** Config for specified A object(s) vs anything else collision listeners. */
export interface CollideAConfig<T extends CO> {
    objectA: T | T[];
    callback: CollideCallback<T, CO>;
    context?: CollideContext;
}
/** Config for specified A object(s) vs specified B object(s). */
export interface CollideABConfig<T extends CO, K extends CO> {
    objectA: T | T[];
    objectB: K | K[];
    callback: CollideCallback<T, K>;
    context?: CollideContext;
}
export interface InternalCollideConfig {
    objectA: CO | CO[];
    objectB?: CO | CO[];
    callback: CollideCallback<CO, CO>;
    context?: CollideContext;
}
export declare type CollideContext = any;
/** Variant of CollideAConfig to be used when removing listeners (where callback is optional). */
export declare type RemoveCollideConfigA<T extends CO> = SelectivePartial<CollideAConfig<T>, "callback">;
/** Variant of CollideABConfig to be used when removing listeners (where callback is optional). */
export declare type RemoveCollideConfigAB<T extends CO, K extends CO> = SelectivePartial<CollideABConfig<T, K>, "callback">;
export declare type InternalCollideRemoveConfig = SelectivePartial<InternalCollideConfig, "callback">;
export interface ListenerInfo<T extends CO, K extends CO> {
    target?: CO;
    callback: CollideCallback<T, K>;
    context?: CollideContext;
}
export declare type ListenerMap = Map<CO, ListenerInfo<any, any>[]>;
export interface Unsubscribe {
    (): void;
}
export {};