export class Effect {
    constructor(lifetime: any);
    age: number;
    lifetime: any;
    update(dt: any): void;
    isDead(): boolean;
    get progress(): number;
    render(canvas: any): void;
}
export class RippleEffect extends Effect {
    constructor(x: any, y: any, maxRadius: any, color: any);
    x: any;
    y: any;
    maxRadius: any;
    color: any;
}
export class ScaleBounce {
    scale: number;
    targetScale: number;
    velocity: number;
    press(): void;
    release(): void;
    update(dt: any): void;
    getValue(): number;
}
export class ParticleBurst extends Effect {
    constructor(x: any, y: any, count: any, color: any);
    x: any;
    y: any;
    particles: {
        x: any;
        y: any;
        vx: number;
        vy: number;
        size: number;
        rotation: number;
        rotationSpeed: number;
    }[];
    color: any;
}
export class PulseRing extends Effect {
    constructor(x: any, y: any, radius: any, color: any, thickness?: number);
    x: any;
    y: any;
    radius: any;
    color: any;
    thickness: number;
}