Added HowlerJS Definitions

https://github.com/goldfire/howler.js

howlerjs/howler-tests.ts

@@ -0,0 +1,35 @@
+/**
+ * howler-tests.ts
+ * Created by xperiments on 02/09/14.
+ */
+///<reference path="howler.d.ts"/>
+
+
+Howler.codecs('ogg');
+Howler.iOSAutoEnable = true;
+var sound = new Howl({
+    urls: ['sound.mp3']
+}).play();
+
+
+var sound = new Howl({
+    urls: ['sound.mp3', 'sound.ogg', 'sound.wav'],
+    autoplay: true,
+    loop: true,
+    volume: 0.5,
+    onend: function() {
+        console.log('Finished!');
+    }
+});
+
+var sound = new Howl({
+    urls: ['sounds.mp3', 'sounds.ogg'],
+    sprite: {
+        blast: [0, 1000],
+        laser: [2000, 3000],
+        winner: [4000, 7500]
+    }
+});
+
+// shoot the laser!
+sound.play('laser');

howlerjs/howler.d.ts

@@ -0,0 +1,73 @@
+// Type definitions for howler.js v1.1.25
+// Project: https://github.com/goldfire/howler.js
+// Definitions by: Pedro Casaubon <https://github.com/xperiments/>
+// Definitions: https://github.com/borisyankov/DefinitelyTyped
+
+
+declare class HowlerGlobal {
+    mute(): HowlerGlobal;
+    unmute(): HowlerGlobal;
+    volume(): number;
+    volume(volume: number): HowlerGlobal;
+    codecs(extension: string): boolean;
+    iOSAutoEnable: boolean;
+}
+
+declare var Howler: HowlerGlobal;
+
+
+interface IHowlCallback {
+    (): void;
+}
+interface IHowlSoundSpriteDefinition {
+    [name: string]: number[]
+}
+interface IHowlProperties {
+    autoplay?: boolean;
+    buffer?: boolean;
+    format?: string;
+    loop?: boolean;
+    sprite?: IHowlSoundSpriteDefinition;
+    volume?: number;
+    urls?: string[];
+    onend?: IHowlCallback;
+    onload?: IHowlCallback;
+    onloaderror?: IHowlCallback;
+    onpause?: IHowlCallback;
+    onplay?: IHowlCallback;
+}
+
+
+declare class Howl {
+
+    autoplay: Boolean;
+    buffer: Boolean;
+    format: string;
+    rate: number;
+    model: string;
+    onend: IHowlCallback;
+    onload: IHowlCallback;
+    onloaderror: IHowlCallback;
+    onpause: IHowlCallback;
+    onplay: IHowlCallback;
+    constructor(properties: IHowlProperties);
+    play(sprite?: string, callback?: (soundId: number) => void): Howl;
+    pause(soundId?: number): Howl;
+    stop(soundId?: number): Howl;
+    mute(soundId?: number): Howl;
+    unmute(soundId?: number): Howl;
+    fade(from: number, to: number, duration: number, callback?: IHowlCallback, soundId?: number): Howl;
+    loop(): boolean;
+    loop(loop: boolean): Howl;
+    pos(position?: number, soundId?: number): number;
+    pos3d(x: number, y: number, z: number, soundId?: number): any;
+    sprite(definition?: IHowlSoundSpriteDefinition): IHowlSoundSpriteDefinition;
+    volume(): number;
+    volume(volume?: number, soundId?: number): Howl;
+    urls(): string[];
+    urls(urls: string[]): Howl;
+    on(event: string, listener?: () => void): Howl;
+    off(event: string, listener?: () => void): Howl;
+    unload(): void;
+}
+