PerformanceEntry.h   [plain text]

/*
 * Copyright (C) 2012 Google Inc. All rights reserved.
 * Copyright (C) 2012 Intel Inc. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are
 * met:
 *
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 * notice, this list of conditions and the following disclaimer.
 *     * Redistributions in binary form must reproduce the above
 * copyright notice, this list of conditions and the following disclaimer
 * in the documentation and/or other materials provided with the
 * distribution.
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 * contributors may be used to endorse or promote products derived from
 * this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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 */

#pragma once

#if ENABLE(WEB_TIMING)

#include "Performance.h"
#include <wtf/Optional.h>
#include <wtf/RefCounted.h>
#include <wtf/text/WTFString.h>

namespace WebCore {

class PerformanceEntry : public RefCounted<PerformanceEntry> {
public:
    virtual ~PerformanceEntry();

    String name() const { return m_name; }
    String entryType() const { return m_entryType; }
    double startTime() const { return m_startTime; }
    double duration() const { return m_duration; }

    enum class Type {
        Navigation = 1 << 0,
        Mark = 1 << 1,
        Measure = 1 << 2,
        Resource = 1 << 3,
    };

    Type type() const { return m_type; }

    static std::optional<Type> parseEntryTypeString(const String& entryType);

    bool isResource() const { return m_type == Type::Resource; }
    bool isMark() const { return m_type == Type::Mark; }
    bool isMeasure() const { return m_type == Type::Measure; }

    static bool startTimeCompareLessThan(const RefPtr<PerformanceEntry>& a, const RefPtr<PerformanceEntry>& b)
    {
        return a->startTime() < b->startTime();
    }

protected:
    PerformanceEntry(Type, const String& name, const String& entryType, double startTime, double finishTime);

private:
    const String m_name;
    const String m_entryType;
    const double m_startTime;
    const double m_duration;
    const Type m_type;
};

} // namespace WebCore

#endif // ENABLE(WEB_TIMING)