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Add 'reverse playback' support.
[sound.git] / sound.html
diff --git a/sound.html b/sound.html
index 67b4059a7a4443e54a2dba2bd110d694558aae5e..3982cee93b37ada4da86dfe0edd5a4e6291d7d9a 100644 (file)
--- a/sound.html
+++ b/sound.html
@@ -32,8 +32,10 @@
                audio.addEventListener('canplaythrough', eventLogger);
                audio.addEventListener('emptied', eventLogger);
                audio.addEventListener('ended', eventLogger);
                audio.addEventListener('canplaythrough', eventLogger);
                audio.addEventListener('emptied', eventLogger);
                audio.addEventListener('ended', eventLogger);
+               audio.addEventListener('ended', updateTime);
                audio.addEventListener('loadstart', eventLogger);
                audio.addEventListener('pause', eventLogger);
                audio.addEventListener('loadstart', eventLogger);
                audio.addEventListener('pause', eventLogger);
+               audio.addEventListener('pause', updateTime);
                audio.addEventListener('play', eventLogger);
                audio.addEventListener('playing', eventLogger);
                audio.addEventListener('progress', eventLogger);
                audio.addEventListener('play', eventLogger);
                audio.addEventListener('playing', eventLogger);
                audio.addEventListener('progress', eventLogger);
@@ -41,18 +43,52 @@
                audio.addEventListener('timeupdate', eventLogger);
                audio.addEventListener('volumechange', eventLogger);
                audio.addEventListener('waiting', eventLogger);
                audio.addEventListener('timeupdate', eventLogger);
                audio.addEventListener('volumechange', eventLogger);
                audio.addEventListener('waiting', eventLogger);
+               audio.addEventListener('timeupdate', updateTime);
+               audio.addEventListener('durationchange', eventLogger);
+               audio.addEventListener('durationchange', updateDuration);
+       }
+
+       function formatTime(time) {
+               var seconds = (time % 60).toFixed(0);
+               var minutes = (time / 60).toFixed(0);
+               return ("0" + minutes).substr(-2, 2) + ':' + ("0" + seconds).substr(-2, 2);
+       }
+
+       function updateTime() {
+               var time = document.getElementById('time');
+               time.innerText = formatTime(audio.currentTime);
+
+               var timeline = document.getElementById('timeline');
+               timeline.value = audio.currentTime;
+       }
+
+       function updateDuration() {
+               var duration = document.getElementById('duration');
+               duration.innerText = formatTime(audio.duration);
+
+               var timeline = document.getElementById('timeline');
+               timeline.max = audio.duration;
        }
 
        </script>
 </head>
 <body onload="onload()">
        }
 
        </script>
 </head>
 <body onload="onload()">
-
        <div>
        <div>
+               <select onchange="audio.src = event.target.value">
+                       <option value="Coin.wav">Coin.wav</option>
+                       <option value="Overworld.mp3">Overworld.mp3</option>
+               </select>
+       </div>
+       <div>
+               <input type="range" min="0" max="1" step="0.01" value="1" onchange="audio.volume = event.target.value" />
                <button onclick="audio.play()">play</button>
                <button onclick="audio.pause()">pause</button>
                <button onclick="audio.muted = !audio.muted">mute</button>
                <button onclick="audio.play()">play</button>
                <button onclick="audio.pause()">pause</button>
                <button onclick="audio.muted = !audio.muted">mute</button>
-               <input type="range" min="0" max="1" step="0.01" value="1" onchange="audio.volume = event.target.value" />
+               <span id="time">--:--</span>
+               <input id="timeline" type="range" min="0" max="1" step="0.01" value="0" onchange="audio.currentTime = event.target.value" />
+               <span id="duration">--:--</span>
                <button onclick="audio.loop = !audio.loop">loop</button>
                <button onclick="audio.loop = !audio.loop">loop</button>
+               <button onclick="audio.playbackRate = -audio.playbackRate">reverse</button>
        </div>
 
 </body>
        </div>
 
 </body>