root/core/Date.h

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INCLUDED FROM


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#ifndef __avmplus_Date__
#define __avmplus_Date__

namespace avmplus
{
        int YearFromTime(double t);

        /**
         * Date is used to provide the underpinnings for the Date class.
         * It is a layer over OS-specific date/time functionality.
         */
        class Date
        {
        public:
                enum {
                        kUTCFullYear,
                        kUTCMonth,
                        kUTCDate,
                        kUTCDay,
                        kUTCHours,
                        kUTCMinutes,
                        kUTCSeconds,
                        kUTCMilliseconds,
                        kFullYear,
                        kMonth,
                        kDate,
                        kDay,
                        kHours,
                        kMinutes,
                        kSeconds,
                        kMilliseconds,
                        kTimezoneOffset,
                        kTime
                };

                enum {
                        kToString,
                        kToDateString,
                        kToTimeString,
                        kToLocaleString,
                        kToLocaleDateString,
                        kToLocaleTimeString,
                        kToUTCString
                };

#define kHalfTimeDomain   8.64e15

                static inline double TimeClip(double t)
                {
                        if (MathUtils::isInfinite(t) || MathUtils::isNaN(t) || ((t < 0 ? -t : t) > kHalfTimeDomain)) {
                                return MathUtils::kNaN;
                        }
                        return MathUtils::toInt(t) + (+0.);
                }

                        
                Date();
                Date(const Date& toCopy) {
                        m_time = toCopy.m_time;
                }
                Date& operator= (const Date& toCopy) {
                        m_time = toCopy.m_time;
                        return *this;
                }
                Date(double time) { m_time = TimeClip(time); }
                Date(double year,
                         double month,
                         double date,
                         double hours,
                         double min,
                         double sec,
                         double msec,
                         bool utcFlag);
                ~Date() { m_time = 0; }
                double getDateProperty(int index);
                double getTime() const { return m_time; }
                void setDate(double year,
                                         double month,
                                         double date,
                                         bool utcFlag);
                void setTime(double hours,
                                         double min,
                                         double sec,
                                         double msec,
                                         bool utcFlag);
                void setTime(double value);
                bool toString(wchar *buffer, int formatIndex, int &len) const;
                
        private:
                double m_time;
                void format(wchar *buffer,
                                        const char *format, ...) const;
        };
        double GetTimezoneOffset(double t);
}

#endif /* __avmplus_Date__ */

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