work on CSS variables

Reed Hazen · Reed Hazen · commit 1d94d2782bd4 · 2022-08-30T15:36:31.000-07:00
diff --git a/02 - JS and CSS Clock/index-work.html b/02 - JS and CSS Clock/index-work.html
@@ -68,12 +68,23 @@
       transition-timing-function: cubic-bezier(0.1, 2.7, 0.58, 1);
     }
 
+    .hour-hand {
+        width: 30%;
+        left: 20%;
+    }
+
+    .second-hand {
+        background: red;
+        height: 3px;
+    }
+
   </style>
 
   <script>
     const secondHand = document.querySelector('.second-hand');
     const minuteHand = document.querySelector('.min-hand');
     const hourHand = document.querySelector('.hour-hand');
+    const hand = document.querySelector('.hand');
     function setDate() {
         const now = new Date();
         const seconds = now.getSeconds();
@@ -85,7 +96,15 @@
         secondHand.style.transform = `rotate(${secondsDegrees}deg)`;
         minuteHand.style.transform = `rotate(${minutesDegrees}deg)`;
         hourHand.style.transform = `rotate(${hoursDegrees}deg)`;
-        // console.log('seconds', seconds);
+        if (seconds === 59) {
+            console.log('true');
+            hand.style.removeProperty('transition');
+        }
+        if (seconds !== 59) {
+            hand.style.transition = 'all 0.05s;';
+            // secondHand.style.removeProperty('transition');
+        }
+        console.log('seconds', seconds);
         // console.log('minutes', minutes);
         // console.log('hours', hours);
     }
diff --git a/03 - CSS Variables/index-work.html b/03 - CSS Variables/index-work.html
@@ -0,0 +1,75 @@
+<!DOCTYPE html>
+<html lang="en">
+<head>
+  <meta charset="UTF-8">
+  <title>Scoped CSS Variables and JS</title>
+</head>
+<body>
+  <h2>Update CSS Variables with <span class='hl'>JS</span></h2>
+
+  <div class="controls">
+    <label for="spacing">Spacing:</label>
+    <input id="spacing" type="range" name="spacing" min="10" max="200" value="10" data-sizing="px">
+
+    <label for="blur">Blur:</label>
+    <input id="blur" type="range" name="blur" min="0" max="25" value="10" data-sizing="px">
+
+    <label for="base">Base Color</label>
+    <input id="base" type="color" name="base" value="#ffc600">
+  </div>
+
+  <img src="https://source.unsplash.com/7bwQXzbF6KE/800x500">
+
+  <style>
+    :root {
+      --base:#ffc600;
+      --spacing: 10px;
+      --blur: 10px;
+    }
+
+    img {
+      padding: var(--spacing);
+      background:  var(--base);
+      filter: blur(var(--blur));
+    }
+
+    .hl {
+      color: var(--base);
+    }
+
+    /*
+      misc styles, nothing to do with CSS variables
+    */
+
+    body {
+      text-align: center;
+      background: #193549;
+      color: white;
+      font-family: 'helvetica neue', sans-serif;
+      font-weight: 100;
+      font-size: 50px;
+    }
+
+    .controls {
+      margin-bottom: 50px;
+    }
+
+    input {
+      width: 100px;
+    }
+  </style>
+
+  <script>
+    const inputs = document.querySelectorAll('.controls input'); // this creates a NodeList, not an array.  A NodeList does not have the same methods as arrays (much fewer), one that it does have is forEach
+
+    function handleUpdate() {
+      const suffix = this.dataset.sizing || '';
+      document.documentElement.style.setProperty(`--${this.name}`, this.value + suffix)
+    }
+
+    inputs.forEach(input => input.addEventListener('change', handleUpdate));
+    inputs.forEach(input => input.addEventListener('mousemove', handleUpdate));
+  </script>
+
+</body>
+</html>
