#include #include #include #include #include using namespace std; class Tm { public: string sTime; int hour; int minute; int second; double hourPos; double minutePos; double secondPos; double hourMinuteDiff; double minuteSecondDiff; double hourSecondDiff; double hourMinuteAngle; double minuteSecondAngle; double hourSecondAngle; Tm(); Tm(int hour, int minute, int second); // Get current date/time, format is YYYY-MM-DD.HH:mm:ss void getCurrentDateTime(void) { time_t now = time(0); struct tm tstruct; char buf[20]; tstruct = *localtime(&now); // Visit http://en.cppreference.com/w/cpp/chrono/c/strftime // for more information about date/time format strftime(buf, sizeof(buf), "%Y-%m-%d.%X", &tstruct); sTime = buf; } void getPos(void) { hourPos = ((double)hour + (double)minute/60 + (double)second/3600) * 5; minutePos = (double)minute + (double)second/60; secondPos = (double)second; } void getClockDiff(void) { hourMinuteDiff = fabs(hourPos - minutePos); minuteSecondDiff = fabs(minutePos - secondPos); hourSecondDiff = fabs(hourPos - secondPos); } void getClockAngle(void) { hourMinuteAngle = hourMinuteDiff * 6; minuteSecondAngle = minuteSecondDiff * 6; hourSecondAngle = hourSecondDiff * 6; hourMinuteAngle = hourMinuteAngle>180? 360 - hourMinuteAngle: hourMinuteAngle; minuteSecondAngle = minuteSecondAngle>180? 360 - minuteSecondAngle: minuteSecondAngle; hourSecondAngle = hourSecondAngle>180? 360 - hourSecondAngle: hourSecondAngle; } void init(void) { getPos(); getClockDiff(); getClockAngle(); print(); } void init1(void) { getPos(); getClockDiff(); getClockAngle(); print1(); } void print() { cout << "Clock Angle of Current Time " << sTime << endl; cout << "Hour now is " << hour << endl; cout << "Minute now is " << minute << endl; cout << "Second now is " << second << endl; cout << "Position of Hour " << hourPos << endl; cout << "Position of Minute " << minutePos << endl; cout << "Position of Second " << secondPos << endl; cout << "Clock distance between Hour/Minute is " << hourMinuteDiff << endl; cout << "Clock distance between Minute/Second is " << minuteSecondDiff << endl; cout << "Clock distance between Hour/Second is " << hourSecondDiff << endl; cout << "Clock angle of Hour/Minute is " << hourMinuteAngle << endl; cout << "Clock angle of Minute/Second is " << minuteSecondAngle << endl; cout << "Clock angle of Hour/Second is " << hourSecondAngle << endl; cout << "===============================================" << endl << endl; } void print1() { cout << "Time: "<< hour << ":" << minute << ", Angle of H/M is " << hourMinuteAngle << endl; } }; Tm::Tm(void) { getCurrentDateTime(); hour = stoi(sTime.substr(11,2)); hour = hour >=12? hour-12: hour; minute = stoi(sTime.substr(14,2l)); second = stoi(sTime.substr(17,2)); init(); } Tm::Tm(int hour, int minute, int second): hour(hour >=12? hour-12: hour), minute(minute), second(second) { init1(); } int main() { // Tm timeNow1(); Tm *timeNow; timeNow = new Tm(); // Tm t0(12,40,10); // Tm t1(6,40,20); // Tm t2(1,15,0); Tm *tm; int h,m; for(h=0;h<24;h++) { for(m=0;m<60;m=m+15) { tm = new Tm(h,m,0); } } }

Get clock angle of hour, minute and second