m1_temperature_sensor/monitor.cpp
yifan wang 8f36d3ffa7 init
2020-11-28 00:15:40 -05:00

114 lines
No EOL
3 KiB
C++

#include <iostream>
#include <cassert>
#include <cstdio>
#include <unistd.h>
#include <sstream>
#include <cctype>
#include <vector>
#include <map>
using namespace std;
const string WHITESPACE = " \n\r\t\f\v";
string ltrim(const string& s) {
size_t start = s.find_first_not_of(WHITESPACE);
return (start == string::npos) ? "" : s.substr(start);
}
string rtrim(const string& s) {
size_t end = s.find_last_not_of(WHITESPACE);
return (end == string::npos) ? "" : s.substr(0, end + 1);
}
string trim(const string& s) { return rtrim(ltrim(s)); }
void split_comma(string &s, vector<string> &l);
void sort_names(vector<string> &l, vector<int> &order, int &num);
int max_len(vector<string> &l);
int main(int argc,char *argv[]) {
string name_line, value_line;
getline(cin, name_line);
// cout<<name_line<<endl;
int num; int name_length_max;
vector<int> orders;
vector<string> names, values;
vector<double> raw_values;
split_comma(name_line, names);
num = names.size();
sort_names(names, orders, num);
name_length_max = max_len(names);
for(int i=0;i<num;++i) {
int space_num = name_length_max + 2 - names[orders[i]].size();
cout<<names[orders[i]];
for(int j=0;j<space_num;++j) cout<<" ";
cout<<"| "<<endl;
}
// cout<<num<<endl;
// for(int i=0;i<num;++i) cout<<" "<<endl;
cout<<"\x1b[100D"<<"\x1b["<<num<<"A"<<flush;
// ANSI Escape sequences http://ascii-table.com/ansi-escape-sequences.php
// https://www.lihaoyi.com/post/BuildyourownCommandLinewithANSIescapecodes.html#progress-indicator
while(getline(cin, value_line)) {
// cout<<"\x1b[1000D"<<value_line<<flush;
split_comma(value_line, values);
assert(values.size() == num);
for(int i=0;i<names.size();++i) {
cout<<"\x1b["<<name_length_max + 4<<"C"<<flush;
cout<<values[orders[i]]<<endl;
}
// cout<<num<<"=="<<endl;
cout<<"\x1b[100D"<<"\x1b["<<num<<"A"<<flush;
usleep(500000); // sleep(1); https://developer.apple.com/library/archive/documentation/System/Conceptual/ManPages_iPhoneOS/man3/usleep.3.html
}
cout<<endl;
return 0;
}
void split_comma(string &s, vector<string> &l) {
l.clear();
stringstream s_stream(s);
while(s_stream.good()) {
string w;
getline(s_stream, w, ','); //get first string delimited by comma
w=trim(w);
if(!w.empty())
l.push_back(w);
}
}
void sort_names(vector<string> &l, vector<int> &order, int &num) {
vector< pair<string, int> > l_id;
for(int i=0;i<num;++i) l_id.push_back(make_pair(l[i], i));
sort(l_id.begin(), l_id.end());
order.clear();
for(int i=0;i<num;++i) order.push_back(l_id[i].second);
}
int max_len(vector<string> &l) {
int res = 0;
for(int i=0;i<l.size();++i)
if(l[i].size() > res)
res = l[i].size();
return res;
}
/*
cout << "\r%1"<<flush;
sleep(1);
cout << "\r%2"<<flush;
sleep(1);
cout << "\r%3"<<flush;
cout << endl;
*/