/// <summary>
/// this will move date to the nearest conjunction
/// whether it is in future or in the past
/// </summary>
/// <returns></returns>
protected GPGregorianTime movePosition()
{
double position = 0;
double diff;
double seconds = 0.5 / 86400.0;
double prevSeconds = -1;
for (int i = 0; i < 10; i++)
{
position = calculatePosition() / 360;
if (Math.Abs(pJulianDate - prevSeconds) < seconds)
{
break;
}
prevSeconds = pJulianDate;
diff = position * 30;
pJulianDate -= diff;
pStartDate.addDayHours(diff);
}
GPGregorianTime nt = new GPGregorianTime(pStartDate.getLocation());
nt.setJulianGreenwichTime(new GPJulianTime(GPAstroEngine.ConvertDynamicToUniversal(pJulianDate), 0.0));
return(nt);
}
public static int WriteXML_FirstDay_Year(StringBuilder doc, GPGregorianTime vcStart)
{
vcStart = GPGaurabdaYear.getFirstDayOfYear(vcStart.getLocationProvider(), vcStart.getYear());
// write
doc.Append("<xml>\n");
doc.Append("\t\t<arg name=\"longitude\" val=\"" + vcStart.getLocation().GetLongitudeEastPositive() + "\" />\n");
doc.Append("\t\t<arg name=\"latitude\" val=\"" + vcStart.getLocation().GetLatitudeNorthPositive() + "\" />\n");
doc.Append("\t\t<arg name=\"year\" val=\"" + vcStart.getYear() + "\" />\n");
doc.Append("\t</request>\n");
doc.Append("\t<result name=\"FirstDay_of_GaurabdaYear\">\n");
doc.Append("\t\t<firstday date=\"" + vcStart
+ "\" dayweekid = \"" + vcStart.getDayOfWeek() + "\" dayweek=\"" + getSharedStringHtml(vcStart.getDayOfWeek()) + "\" />\n");
doc.Append("\t</result>\n");
doc.Append("</xml>\n");
return(0);
}
public GPGregorianTime movePosition(int dir)
{
double unitLength = getUnitAverageLength();
int unitCount = getUnitCount();
double lowerLimit = 0.5;
double upperLimit = unitCount - 0.5;
double position = 0;
bool over = false;
bool under = false;
double nextTithi = getCurrentPosition() + dir;
double diff;
double seconds = 0.5 / 86400.0;
double prevSeconds = -1;
if (dir > 0)
{
over = (nextTithi > upperLimit);
under = (currentPosition < lowerLimit);
}
else
{
over = (currentPosition > upperLimit);
under = (nextTithi < lowerLimit);
}
for (int i = 0; i < 10; i++)
{
position = calculatePosition();
//seconds = Convert.ToInt32((pJulianDate - Math.Floor(pJulianDate)) * 86400);
if (Math.Abs(pJulianDate - prevSeconds) < seconds)
{
break;
}
if (over && position < lowerLimit)
{
position += unitCount;
}
else if (under && position > upperLimit)
{
position -= unitCount;
}
prevSeconds = pJulianDate;
diff = (nextTithi - position) * unitLength;
pJulianDate += diff;
pStartDate.addDayHours(diff);
}
currentPosition = Convert.ToInt32(nextTithi) % unitCount;
GPGregorianTime nt = new GPGregorianTime(pStartDate.getLocation());
nt.setJulianGreenwichTime(new GPJulianTime(GPAstroEngine.ConvertDynamicToUniversal(pJulianDate), 0.0));
return(nt);
}
public static int WriteXML_Tithi(StringBuilder doc, GPLocationProvider loc, GPGregorianTime vc)
{
doc.Append("<xml>\n");
doc.Append("\t<request name=\"Tithi\" version=\"" + GPFileHelper.FileVersion + "\">\n");
doc.Append("\t\t<arg name=\"longitude\" val=\"" + vc.getLocation().GetLongitudeEastPositive() + "\" />\n");
doc.Append("\t\t<arg name=\"latitude\" val=\"" + vc.getLocation().GetLatitudeNorthPositive() + "\" />\n");
doc.Append("\t\t<arg name=\"timezone\" val=\"" + vc.getLocation().getTimeZone().OffsetSeconds / 60 + "\" />\n");
doc.Append("\t\t<arg name=\"startdate\" val=\"" + vc + "\" />\n");
doc.Append("\t</request>\n");
doc.Append("\t<result name=\"Tithi\">\n");
GPGregorianTime d = new GPGregorianTime(vc);
GPGregorianTime d1 = new GPGregorianTime(loc);
GPGregorianTime d2 = new GPGregorianTime(loc);
GPAstroData day = new GPAstroData();
day.calculateDayData(vc, loc);
d.setDayHours(day.sun.getSunriseDayHours());
GPTithi.GetPrevTithiStart(d, out d1);
GPTithi.GetNextTithiStart(d, out d2);
//dt.SetDegTime(d1.getDayHours() * 360);
// start tithi at t[0]
doc.Append("\t\t<tithi\n\t\t\tid=\"" + day.nTithi + "\"\n");
doc.Append("\t\t\tname=\"" + GPTithi.getName(day.nTithi) + "\"\n");
doc.Append("\t\t\tstartdate=\"" + d1.getShortDateString() + "\"\n");
doc.Append("\t\t\tstarttime=\"" + d1.getShortTimeString() + "\"\n");
//dt.SetDegTime(d2.getDayHours() * 360);
doc.Append("\t\t\tenddate=\"" + d2.getShortDateString() + "\"\n");
doc.Append("\t\t\tendtime=\"" + d2.getShortTimeString() + "\"\n />");
doc.Append("\t</result>\n");
doc.Append("</xml>\n");
return(1);
}
/*********************************************************************/
/* Finds next time when rasi is changed */
/* */
/* startDate - starting date and time, timezone member must be valid */
/* zodiac [out] - found zodiac sign into which is changed */
/* */
/*********************************************************************/
public static GPGregorianTime GetNextSankranti(GPGregorianTime startDate, out int zodiac)
{
GPGregorianTime d;
double step = 1.0;
int count = 0;
double ld, prev;
int prev_rasi, new_rasi;
GPGregorianTime prevday = new GPGregorianTime(startDate.getLocation());
zodiac = 0;
d = new GPGregorianTime(startDate);
double jdate = d.getJulianGreenwichTime();
prev = GPMath.putIn360(GPSun.GetSunLongitude(jdate) - GPAyanamsa.GetAyanamsa(jdate));
prev_rasi = Convert.ToInt32(Math.Floor(prev / 30.0));
while (count < 20)
{
prevday.Copy(d);
d.setDayHours(d.getDayHours() + step);
if (d.getDayHours() > 1.0)
{
d.setDayHours(d.getDayHours() - 1.0);
d.NextDay();
}
jdate = d.getJulianGreenwichTime();
ld = GPMath.putIn360(GPSun.GetSunLongitude(jdate) - GPAyanamsa.GetAyanamsa(jdate));
new_rasi = Convert.ToInt32(Math.Floor(ld / 30.0));
if (prev_rasi != new_rasi)
{
zodiac = new_rasi;
//v uplynulom dni je sankranti
step *= 0.5;
d.Copy(prevday);
count++;
continue;
}
}
return(d);
}
public void calculateAppearanceDayData(GPLocationProvider aLocation, GPGregorianTime aEvente)
{
//MOONDATA moon;
//SUNDATA sun;
location = aLocation;
evente = new GPGregorianTime(aEvente);
double dd;
GPAstroData d = details;
GPGregorianTime vc = evente;
GPGregorianTime vcsun = evente;
b_adhika = false;
d.calculateDayData(aEvente, aLocation);
//d.nTithi = GetPrevTithiStart(m_earth, vc, dprev);
//GetNextTithiStart(m_earth, vc, dnext);
//vcsun.setDayHours(vcsun.getDayHours() - vcsun.getTimeZoneOffsetHours() / 24.0);
vcsun.normalizeValues();
d.sun.calculateCoordinatesMethodC(vcsun, -1);
d.moon.MoonCalc(vcsun.getJulianGreenwichTime());
d.msDistance = GPMath.putIn360(d.moon.longitude_deg - d.sun.eclipticalLongitude - 180.0);
d.msAyanamsa = GPAyanamsa.GetAyanamsa(vc.getJulianGreenwichTime());
// tithi
dd = d.msDistance / 12.0;
d.nTithi = Convert.ToInt32(Math.Floor(dd));
d.nTithiElapse = GPMath.frac(dd) * 100.0;
d.nPaksa = (d.nTithi >= 15) ? 1 : 0;
// naksatra
dd = GPMath.putIn360(d.moon.longitude_deg - d.msAyanamsa);
dd = (dd * 3.0) / 40.0;
d.nNaksatra = Convert.ToInt32(Math.Floor(dd));
d.nNaksatraElapse = GPMath.frac(dd) * 100.0;
d.nMasa = d.determineMasa(vc, out d.nGaurabdaYear);
d.nMoonRasi = GPEngine.GetRasi(d.moon.longitude_deg, d.msAyanamsa);
d.nSunRasi = GPEngine.GetRasi(d.sun.eclipticalLongitude, d.msAyanamsa);
if (d.nMasa == GPMasa.ADHIKA_MASA)
{
d.nMasa = GPEngine.GetRasi(d.sun.eclipticalLongitude, d.msAyanamsa);
b_adhika = true;
}
string dstApplicable = "";
//List<string> gstr = GPStrings.getSharedStrings().gstr;
output.Add(new GPStringPair(GPStrings.getString(25), "", true));
output.Add(new GPStringPair(GPStrings.getString(7), vc.ToString()));
output.Add(new GPStringPair(GPStrings.getString(8), vc.getShortTimeString(true, ref dstApplicable)));
output.Add(new GPStringPair(GPStrings.getString(9), vc.getLocation().getFullName()));
//output.Add(new GPStringPair(gstr[10], vc.getLocation().getLatitudeString()));
//output.Add(new GPStringPair(gstr[11], vc.getLocation().getLongitudeString()));
//output.Add(new GPStringPair(gstr[12], vc.getLocation().getTimeZoneName()));
//output.Add(new GPStringPair(gstr[1001], dstApplicable));
output.Add(new GPStringPair(GPStrings.getString(13), GPTithi.getName(d.nTithi)));
output.Add(new GPStringPair(GPStrings.getString(14), string.Format("{0:0.###} %", d.nTithiElapse)));
output.Add(new GPStringPair(GPStrings.getString(15), GPNaksatra.getName(d.nNaksatra)));
output.Add(new GPStringPair(GPStrings.getString(16), string.Format("{0:0.###} % ({1})", d.nNaksatraElapse, GPStrings.getString(811 + Convert.ToInt32(d.nNaksatraElapse / 25.0)))));
output.Add(new GPStringPair(GPStrings.getString(991), GPSankranti.getName(d.nMoonRasi)));
output.Add(new GPStringPair(GPStrings.getString(992), GPSankranti.getName(d.nSunRasi)));
output.Add(new GPStringPair(GPStrings.getString(20), GPPaksa.getName(d.nPaksa)));
if (b_adhika == true)
{
output.Add(new GPStringPair(GPStrings.getString(22), string.Format("{0} {1}", GPMasa.GetName(d.nMasa), GPStrings.getString(21))));
}
else
{
output.Add(new GPStringPair(GPStrings.getString(22), GPMasa.GetName(d.nMasa)));
}
output.Add(new GPStringPair(GPStrings.getString(23), d.nGaurabdaYear.ToString()));
if (GPDisplays.AppDay.childNameSuggestions())
{
output.Add(new GPStringPair());
output.Add(new GPStringPair(GPStrings.getString(17), "", true));
output.Add(new GPStringPair());
output.Add(new GPStringPair(GPStrings.getString(18), string.Format("{0}...", GPAppHelper.GetNaksatraChildSylable(d.nNaksatra, Convert.ToInt32(d.nNaksatraElapse / 25.0)))));
output.Add(new GPStringPair(GPStrings.getString(19), string.Format("{0}...", GPAppHelper.GetRasiChildSylable(d.nMoonRasi))));
}
vc.Today();
GPVedicTime va = new GPVedicTime();
GPGregorianTime vctemp;
va.tithi = d.nTithi;
va.masa = d.nMasa;
va.gyear = GPGaurabdaYear.getGaurabdaYear(vc, location);
if (va.gyear < d.nGaurabdaYear)
{
va.gyear = d.nGaurabdaYear;
}
int countC = GPUserDefaults.IntForKey("appday.celebs", 3);
if (countC > 0)
{
output.Add(new GPStringPair());
output.Add(new GPStringPair(GPStrings.getString(24), "", true));
output.Add(new GPStringPair());
}
int m = 0;
for (int i = 0; i < 6; i++)
{
GPEngine.VATIMEtoVCTIME(va, out vctemp, location);
if (va.gyear > d.nGaurabdaYear)
{
if (m < countC)
{
output.Add(new GPStringPair(string.Format("{0} {1}", GPStrings.getString(994), va.gyear), vctemp.ToString()));
m++;
}
}
va.gyear++;
}
}
public void CalculateEvents(GPLocationProvider loc, GPGregorianTime vcStart, GPGregorianTime vcEnd)
{
GPCoreEventResults inEvents = this;
GPLocationProvider earth = loc;
GPGregorianTime vc = new GPGregorianTime(loc);
GPSun sun = new GPSun();
//int ndst = 0;
int nData;
inEvents.clear();
inEvents.m_location = loc;
inEvents.m_vcStart = vcStart;
inEvents.m_vcEnd = vcEnd;
GPGregorianTime vcAdd = new GPGregorianTime(loc);
GPGregorianTime vcTemp = null;
GPGregorianTime vcNext = new GPGregorianTime(loc);
vc.Copy(vcStart);
if (GPDisplays.CoreEvents.Sunrise())
{
vcAdd.Copy(vc);
while (vcAdd.IsBeforeThis(vcEnd))
{
sun.SunCalc(vcAdd, earth);
vcTemp = new GPGregorianTime(sun.arunodaya);
inEvents.AddEvent(vcTemp, GPConstants.CCTYPE_S_ARUN, 0);
//GPJulianTime tr, tt, ts;
//GPAstroEngine.CalculateTimeSun(vcTemp, vcTemp.getLocation(), out tr, out tt, out ts);
vcTemp = new GPGregorianTime(sun.rise);
//vcTemp = new GPGregorianTime(vcTemp.getLocation(), tr);
inEvents.AddEvent(vcTemp, GPConstants.CCTYPE_S_RISE, 0);
vcTemp = new GPGregorianTime(sun.noon);
//vcTemp = new GPGregorianTime(vcTemp.getLocation(), tt);
inEvents.AddEvent(vcTemp, GPConstants.CCTYPE_S_NOON, 0);
vcTemp = new GPGregorianTime(sun.set);
//vcTemp = new GPGregorianTime(vcTemp.getLocation(), ts);
inEvents.AddEvent(vcTemp, GPConstants.CCTYPE_S_SET, 0);
vcAdd.NextDay();
}
}
if (GPDisplays.CoreEvents.Tithi())
{
GPTithi te = new GPTithi();
te.setStartDate(vc);
vcAdd = te.getNext();
while (vcAdd.IsBeforeThis(vcEnd))
{
nData = te.getCurrentPosition();
//ndst = loc.getTimeZone().GetDaylightChangeType(vcNext);
inEvents.AddEvent(vcAdd, GPConstants.CCTYPE_TITHI, nData);
vcAdd = te.getNext();
}
}
if (GPDisplays.CoreEvents.Naksatra())
{
GPNaksatra te = new GPNaksatra();
te.setStartDate(vc);
vcAdd = te.getNext();
while (vcAdd.IsBeforeThis(vcEnd))
{
nData = te.getCurrentNaksatra();
//ndst = loc.getTimeZone().GetDaylightChangeType(vcNext);
inEvents.AddEvent(vcAdd, GPConstants.CCTYPE_NAKS, nData);
vcAdd = te.getNext();
}
}
if (GPDisplays.CoreEvents.Sankranti())
{
GPSankranti te = new GPSankranti();
te.setStartDate(vc);
vcAdd = te.getNext();
while (vcAdd.IsBeforeThis(vcEnd))
{
nData = te.getCurrentPosition();
//ndst = loc.getTimeZone().GetDaylightChangeType(vcNext);
inEvents.AddEvent(vcAdd, GPConstants.CCTYPE_SANK, nData);
vcAdd = te.getNext();
}
}
if (GPDisplays.CoreEvents.Conjunction())
{
double[] times = null;
GPConjunction te = new GPConjunction();
te.setStartDate(vc);
vcAdd = te.getNext();
while (vcAdd.IsBeforeThis(vcEnd))
{
nData = te.getCurrentPosition();
//ndst = loc.getTimeZone().GetDaylightChangeType(vcNext);
inEvents.AddEvent(vcAdd, GPConstants.CCTYPE_CONJ, nData);
if (GPDisplays.CoreEvents.SunEclipse())
{
GPAstroEngine.CalculateTimesSunEclipse(vcAdd.getJulianGreenwichTime(), vcAdd.getLocation(), out times);
if (times != null && times[2] > 0)
{
for (int i = 0; i < 5; i++)
{
if (times[i] > 0)
{
GPGregorianTime gt = new GPGregorianTime(vcAdd.getLocation());
gt.setJulianGreenwichTime(new GPJulianTime(times[i], 0.0));
inEvents.AddEvent(gt, GPConstants.SUNECLIPSE_CONSTS[i], 0);
}
}
}
}
vcAdd = te.getNext();
}
}
// moon eclipses
if (GPDisplays.CoreEvents.MoonEclipse())
{
double[] times = null;
GPConjunction te = new GPConjunction();
te.setOpositeConjunction(true);
te.setStartDate(vc);
vcAdd = te.getNext();
while (vcAdd.IsBeforeThis(vcEnd))
{
GPAstroEngine.CalculateTimesMoonEclipse(vcAdd.getJulianGreenwichTime(), vcAdd.getLocation(), out times);
if (times != null && times[4] > 0)
{
for (int i = 0; i < 9; i++)
{
if (times[i] > 0 && GPConstants.MOONECLIPSE_CONSTS[i] > 0)
{
GPGregorianTime gt = new GPGregorianTime(vcAdd.getLocation());
gt.setJulianGreenwichTime(new GPJulianTime(times[i], 0.0));
inEvents.AddEvent(gt, GPConstants.MOONECLIPSE_CONSTS[i], 0);
}
}
}
vcAdd = te.getNext();
}
}
// rise and set of the moon
if (GPDisplays.CoreEvents.Moonrise())
{
GPJulianTime julian = vc.getJulian();
GPJulianTime julianEnd = vcEnd.getJulian();
GPJulianTime nextJulian;
TRiseSet kind;
while (julian.getGreenwichJulianDay() < julianEnd.getGreenwichJulianDay())
{
nextJulian = GPAstroEngine.GetNextMoonEvent(julian, vc.getLocationProvider(), out kind);
if (kind == TRiseSet.RISE)
{
inEvents.AddEvent(new GPGregorianTime(loc, nextJulian), GPConstants.CoreEventMoonRise, 0);
}
else if (kind == TRiseSet.SET)
{
inEvents.AddEvent(new GPGregorianTime(loc, nextJulian), GPConstants.CoreEventMoonSet, 0);
}
julian.setGreenwichJulianDay(nextJulian.getGreenwichJulianDay() + 10.0 / 1440.0);
}
}
// travellings
{
GPJulianTime julian = vc.getJulian();
GPJulianTime julianEnd = vcEnd.getJulian();
double start, end;
start = julian.getGreenwichJulianDay();
end = julianEnd.getGreenwichJulianDay();
for (int i = 0; i < loc.getChangeCount(); i++)
{
GPLocationChange chn = loc.getChangeAtIndex(i);
if ((chn.julianStart >= start && chn.julianStart <= end) ||
(chn.julianStart >= start && chn.julianEnd <= end))
{
GPGregorianTime startTime = new GPGregorianTime(chn.LocationA);
startTime.setJulianGreenwichTime(new GPJulianTime(chn.julianStart, 0));
GPGregorianTime endTime = new GPGregorianTime(chn.LocationB);
endTime.setJulianGreenwichTime(new GPJulianTime(chn.julianEnd, 0));
inEvents.AddEvent(startTime, GPConstants.CCTYPE_TRAVELLING_START, 0);
inEvents.AddEvent(endTime, GPConstants.CCTYPE_TRAVELLING_END, 0);
}
}
}
// eventual sorting
inEvents.Sort(GPDisplays.CoreEvents.Sort());
}