Přidání ovládání hlasitosi

closes #1

css/style.css

@@ -51,10 +51,10 @@ article img {
   max-width: 25vh;
   max-height: 100%;
   margin: 0.5em 1em;
-  padding: .2em;
+  padding: 0.2em;
   clear: both;
   border: 1px solid #bbb;
-  border-radius: .2rem;
+  border-radius: 0.2rem;
   float: left;
   clear: left;
 }
@@ -245,3 +245,59 @@ progress::-webkit-progress-bar {
   margin-left: min(-14px, -0.5vh);
   cursor: pointer;
 }
+#video-volume {
+  position: absolute;
+  left: -7.5vh;
+  bottom: -0.5em;
+  margin-left: 1.5em;
+  margin-bottom: 7.5vh;
+  width: 15vh;
+  height: 1em;
+  -webkit-transform: rotate(-90deg);
+}
+
+#volume {
+  position: absolute;
+  left: 1em;
+  z-index: 20;
+  width: 100%;
+  height: 100%;
+  margin: 0;
+  appearance: none;
+  background: transparent;
+  cursor: pointer;
+}
+
+#volume::-moz-range-thumb {
+  height: 100%;
+  width: 0;
+  appearance: none;
+  border: none;
+  border-radius: 0;
+}
+
+#volume::-webkit-slider-thumb {
+  height: 100%;
+  width: 0;
+  appearance: none;
+  border: none;
+  border-radius: 0;
+}
+
+#volume-bar {
+  position: absolute;
+  left: 1em;
+  background-color: #616161;
+  width: 100%;
+  height: 100%;
+  z-index: 10;
+}
+
+#volume-bar-value {
+  position: absolute;
+  bottom: 0;
+  background-color: #ffa800;
+  width: 100%;
+  height: 100%;
+  z-index: 15;
+}

index.php

@@ -34,6 +34,13 @@
                 <progress id="progress-bar" value="0" min="0"></progress>
                 <input class="seek" id="seek" value="0" min="0" type="range" step="1">
             </div>
+
+            <div id="video-volume">
+                <div id="volume-bar">
+                    <div id="volume-bar-value"></div>
+                </div>
+                <input class="" id="volume" value="100" min="0" max="100" type="range" step="1">
+            </div>
         </div>
     </main>
     <article>

js/controller.js

@@ -70,6 +70,9 @@ class Controller {
       }.bind(this)
     );
 
+    const volume = document.getElementById("volume");
+    volume.addEventListener("input", this.view.videoPlayer.updateVolume);
+
     document.addEventListener(
       "keyup",
       function (e) {

js/video.js

@@ -46,6 +46,17 @@ class VideoPlayer {
       console.log("here");
     }
   }
+  updateVolume() {
+    const volume = document.getElementById("volume");
+    const volumeBar = document.getElementById("volume-bar-value");
+
+    if (video.muted) {
+      video.muted = false;
+    }
+
+    video.volume = volume.value / 100;
+    volumeBar.style.width = volume.value + "%";
+  }
   // Play pause
   togglePlay() {
     if (this.video.paused || this.video.ended) {