TimeAxis.cc
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/*
* TimeAxis.cc
*
* Created on: 27 nov. 2013
* Author: CS
*/
#include "TimeAxis.hh"
#include <iostream>
#include <map>
namespace plot {
const double TimeAxis::SECONDS_IN_MINUTES = 60.0;
const double TimeAxis::SECONDS_IN_HOUR = 60.0 * SECONDS_IN_MINUTES;
const double TimeAxis::SECONDS_IN_DAY = 24.0 * SECONDS_IN_HOUR;
/**
* @overload Axis::getAutoMajorTickSpace
*/
double TimeAxis::getAutoMajorTickSpace(double min, double max) {
return TimeAxis::computeAutoMajorTickSpace (min, max);
}
/**
* @overload Axis::getAutoMajorTickSpace
*/
double TimeAxis::computeAutoMajorTickSpace(double min, double max) {
double interval = abs(max - min);
double basicInterval;
double factor;
if (interval < 3 * TimeAxis::SECONDS_IN_MINUTES) {
// second
factor = 1;
basicInterval = interval;
} else if (interval < 3 * TimeAxis::SECONDS_IN_HOUR) {
// minutes
factor = SECONDS_IN_MINUTES;
basicInterval = interval / factor;
} else if (interval < 3 * TimeAxis::SECONDS_IN_DAY) {
// days
factor = SECONDS_IN_HOUR;
basicInterval = interval / factor;
} else if (interval < 3 * TimeAxis::SECONDS_IN_DAY * 7) {
// weeks
factor = SECONDS_IN_DAY;
basicInterval = interval / factor;
} else if (interval < 3 * TimeAxis::SECONDS_IN_DAY * 365.25) {
// years
factor = SECONDS_IN_DAY * 7;
basicInterval = interval / factor;
} else {
// a lot of years
factor = SECONDS_IN_DAY * 365.25;
basicInterval = interval / factor;
}
double t1 = log10(basicInterval);
double np = floor(t1);
t1 = t1 - np;
double t2;
if (t1 > 0.7781512503) {
t2 = 2.0;
} else if (t1 > 0.4771212549) {
t2 = 1.0;
} else if (t1 > 0.1760912591) {
t2 = 5.0;
np = np - 1;
} else {
t2 = 2.0;
np = np - 1;
}
return t2 * pow(10.0, (double) np) * factor;
}
/**
* @overload Axis::getAutoMinorTickNumber
*/
double TimeAxis::getAutoMinorTickNumber(double min, double max) {
double interval = abs(max - min);
double basicInterval;
double factor;
if (interval < 3 * TimeAxis::SECONDS_IN_MINUTES) {
// second
factor = 1;
basicInterval = interval;
} else if (interval < 3 * TimeAxis::SECONDS_IN_HOUR) {
// minutes
factor = SECONDS_IN_MINUTES;
basicInterval = interval / factor;
} else if (interval < 3 * TimeAxis::SECONDS_IN_DAY) {
// days
factor = SECONDS_IN_HOUR;
basicInterval = interval / factor;
} else if (interval < 3 * TimeAxis::SECONDS_IN_DAY * 7) {
// weeks
factor = SECONDS_IN_DAY;
basicInterval = interval / factor;
} else if (interval < 3 * TimeAxis::SECONDS_IN_DAY * 365.25) {
// years
factor = SECONDS_IN_DAY * 7;
basicInterval = interval / factor;
} else {
// a lot of years
factor = SECONDS_IN_DAY * 365.25;
basicInterval = interval / factor;
}
double t1 = log10(basicInterval);
double np = floor(t1);
t1 = t1 - np;
double ns;
if (t1 > 0.7781512503) {
ns = 4;
} else if (t1 > 0.4771212549) {
ns = 5;
} else if (t1 > 0.1760912591) {
ns = 5;
//np = np - 1;
} else {
ns = 4;
}
return ns;
}
std::string getPlTimeFormat(std::string userFormat, double startTime,
double stopTime, double numberOfMajorTicks) {
double interval = abs(stopTime - startTime);
// interval is less than a minute, show seconds
if (interval <= TimeAxis::SECONDS_IN_MINUTES) {
return "%H:%M:%S%3%";
} // interval is less than an hour, show minutes
else if (interval < TimeAxis::SECONDS_IN_HOUR) {
/*if (!std::isnan(numberOfMajorTicks)
&& interval / TimeAxis::SECONDS_IN_MINUTES
< numberOfMajorTicks) {
return "%M:%S%3%";
}*/
return "%H:%M:%S";
} // interval is less than an day, show hours
else if (interval < TimeAxis::SECONDS_IN_DAY) {
/*if (!std::isnan(numberOfMajorTicks)
&& interval / TimeAxis::SECONDS_IN_HOUR < numberOfMajorTicks) {
return "%H:%M:%S";
}*/
return "%H:%M";
} //interval is one day and start time is at 00:00
else if ((interval == TimeAxis::SECONDS_IN_DAY) && ((int)startTime%(int)TimeAxis::SECONDS_IN_DAY == 0)) {
return "%H:%M";
} // interval is more than a day, show days
else {
if (userFormat == "ddd/yy") {
if (!std::isnan(numberOfMajorTicks)
&& interval / TimeAxis::SECONDS_IN_DAY
< numberOfMajorTicks) {
return "%j/%H:%M";
}
return "%j/%y";
} else if(userFormat == "DD/MM/YYYY" ){
if (!std::isnan(numberOfMajorTicks)
&& interval / TimeAxis::SECONDS_IN_DAY
< numberOfMajorTicks) {
return "%d/%H:%M";
}
return "%d/%m/%Y";
}else if(userFormat == "yyyy/dd/mm" ){
if (!std::isnan(numberOfMajorTicks)
&& interval / TimeAxis::SECONDS_IN_DAY
< numberOfMajorTicks) {
return "%d/%H:%M";
}
return "%Y/%m/%d";
}else if(userFormat == "yyyy-dd-mm" ){
if (!std::isnan(numberOfMajorTicks)
&& interval / TimeAxis::SECONDS_IN_DAY
< numberOfMajorTicks) {
return "%d/%H:%M";
}
return "%Y-%m-%d";
}else {
if (!std::isnan(numberOfMajorTicks)
&& interval / TimeAxis::SECONDS_IN_DAY
< numberOfMajorTicks) {
return "%d/%H:%M";
}
return "%d/%m/%y";
}
}
}
std::string getPlStartTimeFormat(std::string userFormat, double /*startTime*/, double /*stopTime*/) {
//double interval = stopTime - startTime;
std::string dateStr;
/*if (interval >= TimeAxis::SECONDS_IN_DAY && ((int)startTime%(int)TimeAxis::SECONDS_IN_DAY != 0)) {
dateStr = "%b %Y";
}
else*/ if (userFormat == "ddd/yy") {
//dateStr = "%b %d (%j) %Y";
dateStr = "%j %Y";
} else {
//dateStr = "%b %d %Y";
dateStr = "%d %b %Y";
}
/*if (interval < TimeAxis::SECONDS_IN_HOUR) {
dateStr += " %H:%M";
}*/
return dateStr;
}
} /* namespace plot */