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      1 /*
      2  * Copyright (C) 2012 Google Inc. All rights reserved.
      3  * Copyright (C) 2012 Intel Inc. All rights reserved.
      4  *
      5  * Redistribution and use in source and binary forms, with or without
      6  * modification, are permitted provided that the following conditions are
      7  * met:
      8  *
      9  *     * Redistributions of source code must retain the above copyright
     10  * notice, this list of conditions and the following disclaimer.
     11  *     * Redistributions in binary form must reproduce the above
     12  * copyright notice, this list of conditions and the following disclaimer
     13  * in the documentation and/or other materials provided with the
     14  * distribution.
     15  *     * Neither the name of Google Inc. nor the names of its
     16  * contributors may be used to endorse or promote products derived from
     17  * this software without specific prior written permission.
     18  *
     19  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
     20  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
     21  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
     22  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
     23  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
     24  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
     25  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     26  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     27  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     28  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
     29  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     30  */
     31 
     32 #ifndef PerformanceEntry_h
     33 #define PerformanceEntry_h
     34 
     35 #include "bindings/v8/ScriptWrappable.h"
     36 #include "wtf/PassRefPtr.h"
     37 #include "wtf/RefCounted.h"
     38 #include "wtf/text/WTFString.h"
     39 
     40 namespace WebCore {
     41 
     42 class PerformanceEntry : public RefCounted<PerformanceEntry>, public ScriptWrappable {
     43 public:
     44     virtual ~PerformanceEntry();
     45 
     46     String name() const;
     47     String entryType() const;
     48     double startTime() const;
     49     double duration() const;
     50 
     51     virtual bool isResource() { return false; }
     52     virtual bool isMark() { return false; }
     53     virtual bool isMeasure() { return false; }
     54 
     55     static bool startTimeCompareLessThan(PassRefPtr<PerformanceEntry> a, PassRefPtr<PerformanceEntry> b)
     56     {
     57         return a->startTime() < b->startTime();
     58     }
     59 
     60 protected:
     61     PerformanceEntry(const String& name, const String& entryType, double startTime, double finishTime);
     62 
     63 private:
     64     const String m_name;
     65     const String m_entryType;
     66     const double m_startTime;
     67     const double m_duration;
     68 };
     69 
     70 }
     71 
     72 #endif // !defined(PerformanceEntry_h)
     73