first commit

extensions/app/assets/manager/sound/AudioManager.ts

@@ -0,0 +1,24 @@
+import Audio from './Audio';
+
+export default class AudioManager {
+    private static _inst: AudioManager = null;
+    static get inst() {
+        if (!this._inst) this._inst = new AudioManager();
+        return this._inst;
+    }
+    private constructor() { }
+
+    private audioArray: Audio[] = [];
+
+    getAudio() {
+        if (this.audioArray.length) {
+            return this.audioArray.pop();
+        }
+        return new Audio();
+    }
+
+    putAudio(audio: Audio) {
+        audio.clear();
+        this.audioArray.push(audio);
+    }
+}