Fun with css transforms

Mahdi · Mahdi · commit 8c8baddfce62 · 2016-12-10T20:16:49.000-08:00
diff --git a/02 - JS + CSS Clock/index-START.html b/02 - JS + CSS Clock/index-START.html
@@ -61,12 +61,34 @@
       background:black;
       position: absolute;
       top:50%;
+      transform: rotate(90deg);
+      transform-origin: 100%; 
+      transition: all 0.05s;
+      transition-timing-function: cubic-bezier(0.1, 2.7, 0.58, 1);
     }
 
   </style>
 
   <script>
 
+  const secondHand = document. querySelector(".second-hand");
+  const minuteHand = document. querySelector(".min-hand");
+  const hourHand = document. querySelector(".hour-hand");
+
+  function setDate() {
+    const now = new Date();
+    const seconds = now.getSeconds();
+    const secondsDegrees = ((seconds / 60) * 360) + 90;
+    const minutes = now.getMinutes();
+    const minutesDegrees = ((minutes / 60) * 360) + 90;
+    const hours = now.getHours();
+    const hoursDegrees = ((hours / 12) * 360) + 90;
+    secondHand.style.transform = `rotate(${secondsDegrees}deg)`;
+    minuteHand.style.transform = `rotate(${minutesDegrees}deg)`;
+    hourHand.style.transform = `rotate(${hoursDegrees}deg)`;
+  }
+
+  setInterval(setDate, 1000);
 
   </script>
 </body>
