1 /* 2 * Copyright (C) 2010 Google, 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 GOOGLE 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 GOOGLE 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 DocumentLoadTiming_h 27 #define DocumentLoadTiming_h 28 29 #include "wtf/CurrentTime.h" 30 31 namespace WebCore { 32 33 class LocalFrame; 34 class KURL; 35 36 class DocumentLoadTiming { 37 public: 38 DocumentLoadTiming(); 39 40 double monotonicTimeToZeroBasedDocumentTime(double) const; 41 double monotonicTimeToPseudoWallTime(double) const; 42 43 void markNavigationStart(); 44 void setNavigationStart(double); 45 void addRedirect(const KURL& redirectingUrl, const KURL& redirectedUrl); 46 markUnloadEventStart()47 void markUnloadEventStart() { m_unloadEventStart = monotonicallyIncreasingTime(); } markUnloadEventEnd()48 void markUnloadEventEnd() { m_unloadEventEnd = monotonicallyIncreasingTime(); } markFetchStart()49 void markFetchStart() { m_fetchStart = monotonicallyIncreasingTime(); } setResponseEnd(double monotonicTime)50 void setResponseEnd(double monotonicTime) { m_responseEnd = monotonicTime; } markLoadEventStart()51 void markLoadEventStart() { m_loadEventStart = monotonicallyIncreasingTime(); } markLoadEventEnd()52 void markLoadEventEnd() { m_loadEventEnd = monotonicallyIncreasingTime(); } 53 setHasSameOriginAsPreviousDocument(bool value)54 void setHasSameOriginAsPreviousDocument(bool value) { m_hasSameOriginAsPreviousDocument = value; } 55 navigationStart()56 double navigationStart() const { return m_navigationStart; } unloadEventStart()57 double unloadEventStart() const { return m_unloadEventStart; } unloadEventEnd()58 double unloadEventEnd() const { return m_unloadEventEnd; } redirectStart()59 double redirectStart() const { return m_redirectStart; } redirectEnd()60 double redirectEnd() const { return m_redirectEnd; } redirectCount()61 short redirectCount() const { return m_redirectCount; } fetchStart()62 double fetchStart() const { return m_fetchStart; } responseEnd()63 double responseEnd() const { return m_responseEnd; } loadEventStart()64 double loadEventStart() const { return m_loadEventStart; } loadEventEnd()65 double loadEventEnd() const { return m_loadEventEnd; } hasCrossOriginRedirect()66 bool hasCrossOriginRedirect() const { return m_hasCrossOriginRedirect; } hasSameOriginAsPreviousDocument()67 bool hasSameOriginAsPreviousDocument() const { return m_hasSameOriginAsPreviousDocument; } 68 referenceMonotonicTime()69 double referenceMonotonicTime() const { return m_referenceMonotonicTime; } 70 71 private: 72 double m_referenceMonotonicTime; 73 double m_referenceWallTime; 74 double m_navigationStart; 75 double m_unloadEventStart; 76 double m_unloadEventEnd; 77 double m_redirectStart; 78 double m_redirectEnd; 79 short m_redirectCount; 80 double m_fetchStart; 81 double m_responseEnd; 82 double m_loadEventStart; 83 double m_loadEventEnd; 84 bool m_hasCrossOriginRedirect; 85 bool m_hasSameOriginAsPreviousDocument; 86 }; 87 88 } // namespace WebCore 89 90 #endif 91