added audioplayer contrib module

2017-11-25 16:05:32 +01:00
parent ff23c45e43
commit 0942e9a212
174 changed files with 21682 additions and 0 deletions
@@ -0,0 +1,55 @@
+// Create an instance
+var wavesurfer;
+
+window.onload = function () {
+    wavesurfer = WaveSurfer.create({
+        container: document.querySelector('#waveform'),
+        splitChannels: true
+    });
+
+    // Load audio from URL
+    wavesurfer.load('stereo.mp3');
+
+    // Play/pause on button press
+    document.querySelector('[data-action="play"]').addEventListener(
+        'click', wavesurfer.playPause.bind(wavesurfer)
+    );
+
+
+    // Drag'n'drop
+    var toggleActive = function (e, toggle) {
+        e.stopPropagation();
+        e.preventDefault();
+        toggle ? e.target.classList.add('wavesurfer-dragover') :
+            e.target.classList.remove('wavesurfer-dragover');
+    };
+
+    var handlers = {
+        // Drop event
+        drop: function (e) {
+            toggleActive(e, false);
+
+            // Load the file into wavesurfer
+            if (e.dataTransfer.files.length) {
+                wavesurfer.loadBlob(e.dataTransfer.files[0]);
+            } else {
+                wavesurfer.fireEvent('error', 'Not a file');
+            }
+        },
+
+        // Drag-over event
+        dragover: function (e) {
+            toggleActive(e, true);
+        },
+
+        // Drag-leave event
+        dragleave: function (e) {
+            toggleActive(e, false);
+        }
+    };
+
+    var dropTarget = document.querySelector('#drop');
+    Object.keys(handlers).forEach(function (event) {
+        dropTarget.addEventListener(event, handlers[event]);
+    });
+};