1 /* 2 * Copyright (C) 2012 Intel Inc. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions 6 * are met: 7 * 1. Redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer. 9 * 2. Redistributions in binary form must reproduce the above copyright 10 * notice, this list of conditions and the following disclaimer in the 11 * documentation and/or other materials provided with the distribution. 12 * 13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY 14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR 17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY 21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 24 */ 25 26 #ifndef PerformanceUserTiming_h 27 #define PerformanceUserTiming_h 28 29 #include "core/timing/Performance.h" 30 #include "core/timing/PerformanceTiming.h" 31 #include "platform/heap/Handle.h" 32 #include "wtf/HashMap.h" 33 #include "wtf/PassRefPtr.h" 34 #include "wtf/RefCounted.h" 35 #include "wtf/text/StringHash.h" 36 #include "wtf/text/WTFString.h" 37 38 namespace WebCore { 39 40 class ExceptionState; 41 class Performance; 42 class PerformanceEntry; 43 44 typedef unsigned long long (PerformanceTiming::*NavigationTimingFunction)() const; 45 typedef WillBeHeapHashMap<String, PerformanceEntryVector> PerformanceEntryMap; 46 47 class UserTiming : public RefCountedWillBeGarbageCollected<UserTiming> { 48 public: 49 static PassRefPtrWillBeRawPtr<UserTiming> create(Performance* performance) 50 { 51 return adoptRefWillBeNoop(new UserTiming(performance)); 52 } 53 54 void mark(const String& markName, ExceptionState&); 55 void clearMarks(const String& markName); 56 57 void measure(const String& measureName, const String& startMark, const String& endMark, ExceptionState&); 58 void clearMeasures(const String& measureName); 59 60 PerformanceEntryVector getMarks() const; 61 PerformanceEntryVector getMeasures() const; 62 63 PerformanceEntryVector getMarks(const String& name) const; 64 PerformanceEntryVector getMeasures(const String& name) const; 65 66 void trace(Visitor*); 67 68 private: 69 explicit UserTiming(Performance*); 70 71 double findExistingMarkStartTime(const String& markName, ExceptionState&); 72 RawPtrWillBeMember<Performance> m_performance; 73 PerformanceEntryMap m_marksMap; 74 PerformanceEntryMap m_measuresMap; 75 }; 76 77 } 78 79 #endif // !defined(PerformanceUserTiming_h) 80