Rainmeter-0.14-src\Library\MeasureTime.cpp		Rainmeter-0.14-r2-src\Library\MeasureTime.cpp
49	#include "MeasureTime.h"	49	#include "MeasureTime.h"
50	#include "Rainmeter.h"	50	#include "Rainmeter.h"
51	#include <time.h>	51	#include <time.h>
52		52
		53	int GetYearDay(int year, int month, int day)
		54	{
		55	int yearDay = 0;
		56	UINT dates[] = { 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 };
		57
		58	for (int i = 0; i < month - 1; i++)
		59	{
		60	yearDay += dates[i];
		61	}
		62
		63	if (month > 2 && ((((year % 4) == 0) && ((year % 100) != 0)) || (year  % 400) == 0))
		64	{
		65	yearDay++;
		66	}
		67
		68	yearDay += day;
		69
		70	return yearDay - 1;
		71	}
		72
53	/*	73	/*
54	** CMeasureTime	74	** CMeasureTime
55	**	75	**
56	** The constructor	76	** The constructor
57	**	77	**
58	*/	78	*/
59	CMeasureTime::CMeasureTime(CMeterWindow* meterWindow) : CMeasure(meterWindow)	79	CMeasureTime::CMeasureTime(CMeterWindow* meterWindow) : CMeasure(meterWindow)
60	{	80	{
61	/* Set time zone from TZ environment variable. If TZ is not set,	81	/* Set time zone from TZ environment variable. If TZ is not set,
62	* the operating system is queried to obtain the default value	82	* the operating system is queried to obtain the default value
63	* for the variable.	83	* for the variable.
64	*/	84	*/
65	_tzset();	85	_tzset();
66		86
67	m_DeltaTime.QuadPart = 0;	87	m_DeltaTime.QuadPart = 0;
68	m_Time.QuadPart = 0;	88	m_Time.QuadPart = 0;
69	}	89	}
70		90
71	/*	91	/*
72	** ~CMeasureTime	92	** ~CMeasureTime
73	**	93	**
74	** The destructor	94	** The destructor
75	**	95	**
76	*/	96	*/
77	CMeasureTime::~CMeasureTime()	97	CMeasureTime::~CMeasureTime()
78	{	98	{
79	}	99	}
80		100
81	/*	101	/*
82	** Update	102	** Update
83	**	103	**
84	** Updates the current time	104	** Updates the current time
85	**	105	**
86	*/	106	*/
87	bool CMeasureTime::Update()	107	bool CMeasureTime::Update()
88	{	108	{
89	if (!CMeasure::PreUpdate()) return false;	109	if (!CMeasure::PreUpdate()) return false;
90		110
91	FILETIME ftUTCTime;	111	FILETIME ftUTCTime;
92	GetSystemTimeAsFileTime(&ftUTCTime);	112	GetSystemTimeAsFileTime(&ftUTCTime);
93		113
94	// Modify the ltime to match the current timezone	114	// Modify the ltime to match the current timezone
95	// This way we can use the value also for the clock	115	// This way we can use the value also for the clock
96	m_Time.HighPart = ftUTCTime.dwHighDateTime;	116	m_Time.HighPart = ftUTCTime.dwHighDateTime;
97	m_Time.LowPart = ftUTCTime.dwLowDateTime;	117	m_Time.LowPart = ftUTCTime.dwLowDateTime;
98		118
99	m_Time.QuadPart += m_DeltaTime.QuadPart;	119	m_Time.QuadPart += m_DeltaTime.QuadPart;
100	m_Value = (double)(m_Time.QuadPart / 10000000);	120	m_Value = (double)(m_Time.QuadPart / 10000000);
101		121
102	if (m_Format.size() != 0)	122	if (m_Format.size() != 0)
103	{	123	{
104	// If there is some date format, parse the value from it instead	124	// If there is some date format, parse the value from it instead
105	WCHAR tmpSz[MAX_LINE_LENGTH];	125	WCHAR tmpSz[MAX_LINE_LENGTH];
106	SYSTEMTIME sysToday;	126	SYSTEMTIME sysToday;
107	FILETIME ftToday;	127	FILETIME ftToday;
108		128
109	ftToday.dwHighDateTime = m_Time.HighPart;	129	ftToday.dwHighDateTime = m_Time.HighPart;
110	ftToday.dwLowDateTime = m_Time.LowPart;	130	ftToday.dwLowDateTime = m_Time.LowPart;
111		131
112	FileTimeToSystemTime(&ftToday, &sysToday);	132	FileTimeToSystemTime(&ftToday, &sysToday);
113		133
114	if (wcsicmp(L"locale-time", m_Format.c_str()) == 0)	134	if (wcsicmp(L"locale-time", m_Format.c_str()) == 0)
115	{	135	{
116	GetTimeFormat(LOCALE_USER_DEFAULT, 0, &sysToday, NULL, tmpSz, MAX_LINE_LENGTH);	136	GetTimeFormat(LOCALE_USER_DEFAULT, 0, &sysToday, NULL, tmpSz, MAX_LINE_LENGTH);
117	}	137	}
118	else if (wcsicmp(L"locale-date", m_Format.c_str()) == 0)	138	else if (wcsicmp(L"locale-date", m_Format.c_str()) == 0)
119	{	139	{
120	GetDateFormat(LOCALE_USER_DEFAULT, 0, &sysToday, NULL, tmpSz, MAX_LINE_LENGTH);	140	GetDateFormat(LOCALE_USER_DEFAULT, 0, &sysToday, NULL, tmpSz, MAX_LINE_LENGTH);
121	}	141	}
122	else	142	else
123	{	143	{
124	struct tm today;	144	struct tm today;
125	today.tm_isdst = 0;	145	today.tm_isdst = 0;
126	today.tm_hour = sysToday.wHour;	146	today.tm_hour = sysToday.wHour;
127	today.tm_mday = sysToday.wDay;	147	today.tm_mday = sysToday.wDay;
128	today.tm_min = sysToday.wMinute;	148	today.tm_min = sysToday.wMinute;
129	today.tm_mon = sysToday.wMonth - 1;	149	today.tm_mon = sysToday.wMonth - 1;
130	today.tm_sec = sysToday.wSecond;	150	today.tm_sec = sysToday.wSecond;
131	today.tm_wday = sysToday.wDayOfWeek;	151	today.tm_wday = sysToday.wDayOfWeek;
132	today.tm_yday  = 0;	152	today.tm_yday = GetYearDay(sysToday.wYear, sysToday.wMonth, sysToday.wDay);
133	today.tm_year = sysToday.wYear - 1900;	153	today.tm_year = sysToday.wYear - 1900;
134		154
135	wcsftime(tmpSz, MAX_LINE_LENGTH, m_Format.c_str(), &today);	155	wcsftime(tmpSz, MAX_LINE_LENGTH, m_Format.c_str(), &today);
136	}	156	}
137		157
138	m_Value = wcstod(tmpSz, NULL);	158	m_Value = wcstod(tmpSz, NULL);
139	}	159	}
140		160
141	return PostUpdate();	161	return PostUpdate();
142	}	162	}
143		163
144	int GetYearDay(int year, int month, int day)
145	{
146	int yearDay = 0;
147	UINT dates[] = { 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 };
148
149	for (int i = 0; i < month - 1; i++)
150	{
151	yearDay += dates[i];
152	}
153
154	if (month > 2 && ((((year % 4) == 0) && ((year % 100) != 0)) || (year  % 400) == 0))
155	{
156	yearDay++;
157	}
158
159	yearDay += day;
160
161	return yearDay - 1;
162	}