Fixed issues in AnimManager.js

lib/AnimManager.js

@@ -4,7 +4,13 @@ class Anim {
 		this.rate = rate;
 		this.reset();
 	}
-
+  
+	reset() {
+		this.frame = this.frames[0];
+		this.curFrame = 0;
+		this.curTime = 0;
+	}
+  
 	update(dt) {
 		const { rate, frames } = this;
 		if ((this.curTime += dt) > rate) {
@@ -13,51 +19,47 @@ class Anim {
 			this.curTime -= rate;
 		}
 	}
-
-	reset() {
-		this.frame = this.frames[0];
-		this.curFrame = 0;
-		this.curTime = 0;
-	}
 }
-
+  
 class AnimManager {
-	constructor(e) { 
+	constructor(e = { x: 0, y: 0 }) {
 		this.anims = {};
 		this.running = false;
 		this.frameSource = e.frame || e;
-		this.currrent = null;
+		this.current = null;
 	}
-
+  
 	add(name, frames, speed) {
 		this.anims[name] = new Anim(frames, speed);
 		return this.anims[name];
 	}
-
-	update(dt) { 
+  
+	update(dt) {
 		const { current, anims, frameSource } = this;
 		if (!current) {
 			return;
 		}
 		const anim = anims[current];
 		anim.update(dt);
-
+  
+		// Sync the tileSprite frame
 		frameSource.x = anim.frame.x;
 		frameSource.y = anim.frame.y;
 	}
-
-	play(anim) { 
+  
+	play(anim) {
 		const { current, anims } = this;
-		if (anim === current ) {
+		if (anim === current) {
 			return;
 		}
 		this.current = anim;
 		anims[anim].reset();
 	}
-
-	stop() { 
+  
+	stop() {
 		this.current = null;
 	}
 }
-
-module.exports = AnimManager;
+  
+module.exports = AnimManager;
+