wesbos#16 Completed.

Author: Alexander Besse

16 - Mouse Move Shadow/index-START.html

@@ -35,6 +35,28 @@ <h1 contenteditable>🔥WOAH!</h1>
   </style>
 
 <script>
+  const hero = document.querySelector('.hero');
+  const text = hero.querySelector('h1');
+
+  const walk = 100;
+
+  function shadow(e){
+    const { offsetWidth: width, offsetHeight: height} = hero;
+    const { offsetX: x, offsetY: y } = e;
+
+    if(this !== e.target) {
+      x = x + e.target.offsetLeft;
+      y = y + e.target.offsetTop;
+    }
+
+    const xWalk = Math.round((x / width * walk) - (walk / 2));
+    const yWalk = Math.round((y / height * walk) - (walk / 2));
+
+    text.style.textShadow = `${xWalk}px ${yWalk}px 0 rgba(0,0,255,.3)`
+  }
+
+  hero.addEventListener('mousemove', shadow);
+
 </script>
 </body>
 </html>