term.h

Go to the documentation of this file.

 
#ifndef _TERM_H_
#define _TERM_H_
 
#include <cstdlib>
#include <iostream>
#include <string>
 
class TermOpt {
  public:
    TermOpt(const std::string& val) : v(val) {}
 
    TermOpt(const char* val) : v(val) {}
 
    std::string v;
 
    bool vld = true;
};
 
static inline std::ostream& operator<<(std::ostream& out, const TermOpt& opt) {
    if (opt.vld) out << "\033[" + opt.v + "m";
    return out;
}
 
static inline TermOpt operator+(const TermOpt& o1, const TermOpt& o2) {
    if (o1.vld && o2.vld) return o1.v + ";" + o2.v;
    else if (o1.vld) return o1;
    else return o2;
}
 
static inline TermOpt operator|(const TermOpt& o1, const TermOpt& o2) { return o1 + o2; }
 
class Term {
  public:
    /* color and style definitions */
    static inline TermOpt BLACK      = "30";
    static inline TermOpt RED        = "31";
    static inline TermOpt GREEN      = "32";
    static inline TermOpt YELLOW     = "33";
    static inline TermOpt BLUE       = "34";
    static inline TermOpt MAGENTA    = "35";
    static inline TermOpt CYAN       = "36";
    static inline TermOpt WHITE      = "37";
    static inline TermOpt DEFAULT    = "39";
    static inline TermOpt BG_BLACK   = "40";
    static inline TermOpt BG_RED     = "41";
    static inline TermOpt BG_GREEN   = "42";
    static inline TermOpt BG_YELLOW  = "43";
    static inline TermOpt BG_BLUE    = "44";
    static inline TermOpt BG_MAGENTA = "45";
    static inline TermOpt BG_CYAN    = "46";
    static inline TermOpt BG_WHITE   = "47";
    static inline TermOpt BG_DEFAULT = "49";
    static inline TermOpt RESET      = "0";
    static inline TermOpt BF         = "1";  
    static inline TermOpt DIM        = "2";  
    static inline TermOpt IT         = "3";  
    static inline TermOpt UL         = "4";  
    static inline TermOpt BLINK      = "5";  
    static inline TermOpt INV        = "7";  
    static inline TermOpt OFF_BF     = "21"; 
    static inline TermOpt OFF_DIM    = "22"; 
    static inline TermOpt OFF_IT     = "23"; 
    static inline TermOpt OFF_UL     = "24"; 
    static inline TermOpt OFF_BLINK  = "25"; 
    static inline TermOpt OFF_INV    = "27"; 
    /* some additional compound definitions */
    static inline TermOpt ERR = RED | BF;    
    static inline TermOpt MSG = YELLOW;      
    static inline TermOpt WAR = YELLOW | BF; 
    static void disable();
 
    static void enable();
 
    template <typename T>
    static void error(const T& msg);
 
    template <typename T>
    static void message(const T& msg);
 
    template <typename T>
    static void warning(const T& msg);
 
    static void detectEnv();
};
 
template <typename T>
inline void Term::error(const T& msg) {
    std::cerr << Term::ERR << "[ERROR] " << msg << Term::RESET << std::endl;
}
 
template <typename T>
inline void Term::message(const T& msg) {
    std::cerr << Term::MSG << "[MESSAGE] " << msg << Term::RESET << std::endl;
}
 
template <typename T>
inline void Term::warning(const T& msg) {
    std::cerr << Term::WAR << "[WARNING] " << msg << Term::RESET << std::endl;
}
 
#endif