src/entities/ball/ball.js

@@ -7,13 +7,20 @@ export class Ball {
    * @param {number} x координата положения мяча по оси X
    * @param {number} y координата положения мяча по оси Y
    * @param {number} radius положительное числовое значение радиуса мяча
+   * @param {number} verticalSpeed вектор движения мяча по оси Y
+   * @param {number} horizontalSpeed вектор движения мяча по оси X
    */
-  constructor(x, y, radius) {
+  constructor(x, y, radius, verticalSpeed = 0, horizontalSpeed = 0) {
     this.x = x;
     this.y = y;
-    this.horizontalSpeed = 0;
-    this.verticalSpeed = 0;
     this.radius = radius;
+    this.verticalSpeed = verticalSpeed;
+    this.horizontalSpeed = horizontalSpeed;
+
+    this.defaultX = x;
+    this.defaultY = y;
+    this.defaultVerticalSpeed = verticalSpeed;
+    this.defaultHorizontalSpeed = horizontalSpeed;
   }
 
   /**
@@ -24,4 +31,14 @@ export class Ball {
     this.x += this.horizontalSpeed * deltaTime;
     this.y += this.verticalSpeed * deltaTime;
   }
+
+  /**
+   * Возвращает значения к дефолтным
+   */
+  reset() {
+    this.x = this.defaultX;
+    this.y = this.defaultY;
+    this.verticalSpeed = this.defaultVerticalSpeed;
+    this.horizontalSpeed = this.defaultHorizontalSpeed;
+  }
 }

src/game.js

@@ -23,10 +23,13 @@ export class Game {
    * @param {number} rowAmount количество кирпичей по оси Y, неотрицателное, целое число
    */
   constructor(columnAmount, rowAmount) {
-    this.ball = new Ball(100, 100, BALL_RADIUS);
-    this.ball.horizontalSpeed = BALL_SPEED * Math.cos(BALL_INITIAL_ANGLE);
-    this.ball.verticalSpeed = -1 * BALL_SPEED * Math.sin(BALL_INITIAL_ANGLE);
-
+    this.ball = new Ball(
+      100,
+      100,
+      BALL_RADIUS,
+      BALL_SPEED * Math.cos(BALL_INITIAL_ANGLE),
+      -1 * BALL_SPEED * Math.sin(BALL_INITIAL_ANGLE),
+    );
     this.paddle = new Paddle(0, CONTAINER_HEIGHT - PADDLE_HEIGHT, PADDLE_WIDTH, PADDLE_HEIGHT);
 
     this.bricks = layBricks(columnAmount, rowAmount, BRICK_WIDTH, BRICK_HEIGHT);