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 * Copyright (C) 2010, Google Inc. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1.  Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2.  Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND ANY
 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR ANY
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 */

// A cached (non-streamed), memory-resident audio source
[
    Conditional=WEB_AUDIO
] interface AudioBufferSourceNode : AudioSourceNode {
    [CustomSetter, SetterRaisesException] attribute AudioBuffer buffer;

    const unsigned short UNSCHEDULED_STATE = 0;
    const unsigned short SCHEDULED_STATE = 1;
    const unsigned short PLAYING_STATE = 2;
    const unsigned short FINISHED_STATE = 3;

    readonly attribute unsigned short playbackState;

    readonly attribute AudioParam gain;
    readonly attribute AudioParam playbackRate;

    attribute boolean loop; // This is the proper attribute name from the specification.

    attribute double loopStart;
    attribute double loopEnd;

    [MeasureAs=WebAudioStart] void start(double when);
    [MeasureAs=WebAudioStart, ImplementedAs=startGrain] void start(double when, double grainOffset);
    [MeasureAs=WebAudioStart, ImplementedAs=startGrain] void start(double when, double grainOffset, double grainDuration);
    void stop(double when);

    [DeprecateAs=WebAudioLooping, ImplementedAs=loop] attribute boolean looping; // This is an alias for the .loop attribute for backwards compatibility.

    [MeasureAs=LegacyWebAudio] void noteOn(double when);
    [MeasureAs=LegacyWebAudio] void noteGrainOn(double when, double grainOffset, double grainDuration);
    void noteOff(double when);

    attribute EventHandler onended;
};