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* Copyright (C) 2019 Apple Inc. All rights reserved.
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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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* 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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* 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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WI.MediaTimeline = class MediaTimeline extends WI.Timeline
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recordForTrackingAnimationId(trackingAnimationId)
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return this._trackingAnimationIdRecordMap.get(trackingAnimationId) || null;
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recordForMediaElementEvents(domNode)
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console.assert(domNode.isMediaElement());
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return this._mediaElementRecordMap.get(domNode) || null;
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this._trackingAnimationIdRecordMap = new Map;
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this._mediaElementRecordMap = new Map;
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super.reset(suppressEvents);
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addRecord(record, options = {})
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console.assert(record instanceof WI.MediaTimelineRecord);
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if (record.trackingAnimationId) {
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console.assert(!this._trackingAnimationIdRecordMap.has(record.trackingAnimationId));
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this._trackingAnimationIdRecordMap.set(record.trackingAnimationId, record);
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if (record.eventType === WI.MediaTimelineRecord.EventType.MediaElement) {
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console.assert(!(record.domNode instanceof WI.DOMNode) || record.domNode.isMediaElement());
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console.assert(!this._mediaElementRecordMap.has(record.domNode));
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this._mediaElementRecordMap.set(record.domNode, record);
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super.addRecord(record, options);