Andrew Zambazos
76 lines
2.6 KiB
JavaScript
76 lines
2.6 KiB
JavaScript
/*
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* Copyright (C) 2018 Apple Inc. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
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* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
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* THE POSSIBILITY OF SUCH DAMAGE.
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*/
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WI.MediaInstrument = class MediaInstrument extends WI.Instrument
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{
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constructor()
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{
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super();
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console.assert(WI.MediaInstrument.supported());
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}
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// Static
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static supported()
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{
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// COMPATIBILITY (iOS 12): DOM.didFireEvent did not exist yet.
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return InspectorBackend.hasEvent("DOM.didFireEvent");
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}
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// Protected
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get timelineRecordType()
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{
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return WI.TimelineRecord.Type.Media;
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}
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startInstrumentation(initiatedByBackend)
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{
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// Audio/Video/Picture instrumentation is always happening.
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if (!initiatedByBackend) {
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// COMPATIBILITY (iOS 13): Animation domain did not exist yet.
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if (InspectorBackend.hasDomain("Animation")) {
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let target = WI.assumingMainTarget();
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target.AnimationAgent.startTracking();
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}
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}
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}
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stopInstrumentation(initiatedByBackend)
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{
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// Audio/Video/Picture instrumentation is always happening.
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if (!initiatedByBackend) {
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// COMPATIBILITY (iOS 13): Animation domain did not exist yet.
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if (InspectorBackend.hasDomain("Animation")) {
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let target = WI.assumingMainTarget();
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target.AnimationAgent.stopTracking();
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}
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}
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}
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};
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