excalibur
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Excalibur.js is a simple JavaScript game engine with TypeScript bindings for making 2D games in HTML5 Canvas. Our mission is to make web game development as simple as possible.
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TypeScript
import { Engine } from '../Engine';
import { Scene } from '../Scene';
import { Transition, TransitionOptions } from './Transition';
import { EasingFunction } from '../Util/EasingFunctions';
export interface SlideOptions {
/**
* Duration of the transition in milliseconds
*/
duration: number;
/**
* Slide direction for the previous scene to move: up, down, left, right
*/
slideDirection: 'up' | 'down' | 'left' | 'right';
/**
* Optionally select an easing function, by default linear (aka lerp)
*/
easingFunction?: EasingFunction;
}
/**
* Slide`s between the previous scene and the destination scene
*
* Note: Slide` only works as an "in" transition
*/
export declare class Slide extends Transition {
private _image;
private _screenCover;
private _easing;
private _vectorEasing;
readonly slideDirection: 'up' | 'down' | 'left' | 'right';
constructor(options: TransitionOptions & SlideOptions);
onPreviousSceneDeactivate(scene: Scene<unknown>): Promise<void>;
private _destinationCameraPosition;
private _startCameraPosition;
private _camera;
private _directionOffset;
onInitialize(engine: Engine): void;
onUpdate(progress: number): void;
}