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 Frame; 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(); } markRedirectStart()49 void markRedirectStart() { m_redirectStart = monotonicallyIncreasingTime(); } markRedirectEnd()50 void markRedirectEnd() { m_redirectEnd = monotonicallyIncreasingTime(); } markFetchStart()51 void markFetchStart() { m_fetchStart = monotonicallyIncreasingTime(); } setResponseEnd(double monotonicTime)52 void setResponseEnd(double monotonicTime) { m_responseEnd = monotonicTime; } markLoadEventStart()53 void markLoadEventStart() { m_loadEventStart = monotonicallyIncreasingTime(); } markLoadEventEnd()54 void markLoadEventEnd() { m_loadEventEnd = monotonicallyIncreasingTime(); } 55 setHasSameOriginAsPreviousDocument(bool value)56 void setHasSameOriginAsPreviousDocument(bool value) { m_hasSameOriginAsPreviousDocument = value; } 57 navigationStart()58 double navigationStart() const { return m_navigationStart; } unloadEventStart()59 double unloadEventStart() const { return m_unloadEventStart; } unloadEventEnd()60 double unloadEventEnd() const { return m_unloadEventEnd; } redirectStart()61 double redirectStart() const { return m_redirectStart; } redirectEnd()62 double redirectEnd() const { return m_redirectEnd; } redirectCount()63 short redirectCount() const { return m_redirectCount; } fetchStart()64 double fetchStart() const { return m_fetchStart; } responseEnd()65 double responseEnd() const { return m_responseEnd; } loadEventStart()66 double loadEventStart() const { return m_loadEventStart; } loadEventEnd()67 double loadEventEnd() const { return m_loadEventEnd; } hasCrossOriginRedirect()68 bool hasCrossOriginRedirect() const { return m_hasCrossOriginRedirect; } hasSameOriginAsPreviousDocument()69 bool hasSameOriginAsPreviousDocument() const { return m_hasSameOriginAsPreviousDocument; } 70 referenceMonotonicTime()71 double referenceMonotonicTime() const { return m_referenceMonotonicTime; } 72 73 private: 74 double m_referenceMonotonicTime; 75 double m_referenceWallTime; 76 double m_navigationStart; 77 double m_unloadEventStart; 78 double m_unloadEventEnd; 79 double m_redirectStart; 80 double m_redirectEnd; 81 short m_redirectCount; 82 double m_fetchStart; 83 double m_responseEnd; 84 double m_loadEventStart; 85 double m_loadEventEnd; 86 bool m_hasCrossOriginRedirect; 87 bool m_hasSameOriginAsPreviousDocument; 88 }; 89 90 } // namespace WebCore 91 92 #endif 93