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/*
sys/consoleinterface.cc
This file is part of the Osirion project and is distributed under
the terms of the GNU General Public License version 2
*/
#include "sys/consoleinterface.h"
#include <iostream>
#include <stdlib.h>
namespace sys
{
ConsoleInterface *ConsoleInterface::consoleinterface_instance = 0;
ConsoleInterface::ConsoleInterface()
{
consoleinterface_ansi = true;
if (consoleinterface_instance) {
std::cerr << "multiple sys::ConsoleInterface instances!" << std::endl;
sys::quit(2);
}
consoleinterface_instance = this;
consoleinterface_text.clear();
consoleinterface_buffer.clear();
}
ConsoleInterface::~ConsoleInterface()
{
consoleinterface_instance = 0;
}
ConsoleInterface *ConsoleInterface::instance()
{
return consoleinterface_instance;
}
std::ostream & ConsoleInterface::messagestream()
{
flush();
return (consoleinterface_buffer << "^N");
}
std::ostream & ConsoleInterface::warningstream()
{
flush();
return (consoleinterface_buffer << "^W");
}
std::ostream & ConsoleInterface::errorstream()
{
flush();
return (consoleinterface_buffer << "^R");
}
std::ostream & ConsoleInterface::debugstream()
{
flush();
return (consoleinterface_buffer << "^D");
}
void ConsoleInterface::flush()
{
char line[MAXCMDSIZE];
while(consoleinterface_buffer.getline(line, MAXCMDSIZE-1)) {
while (consoleinterface_text.size() >= MAXCONLINES) {
consoleinterface_text.pop_front();
}
consoleinterface_text.push_back(std::string(line));
// print to stdout
print_ansi(line);
std::cout << std::endl;
}
consoleinterface_buffer.clear();
}
void ConsoleInterface::print_ansi(const char *line)
{
if (consoleinterface_ansi)
std::cout << "\033[0;39m";
const char *c = line;
while (*c) {
if ((*c == '^')) {
bool is_code = true;
int bold = 0;
int color = 39;
switch (*(c+1)) {
case '0': // black
color = 0;
bold = 1;
break;
case '1': // red
color = 31;
break;
case '2': // green
color = 32;
break;
case '3': // yellow
bold = 1;
color = 33;
break;
case '4': // blue
color = 34;
break;
case '5': // cyan
color = 36;
break;
case '6': // magenta
color = 35;
break;
case '7': // white is mapped to foreground color
bold = 1;
color = 39;
break;
case 'N': // normal
bold = 0;
color = 39;
break;
case 'B': // bold
bold = 1;
color = 39;
break;
case 'D': // debug
bold = 0;
color = 39;
break;
case 'R': // error
bold = 0;
color = 31;
break;
case 'W': // warning
bold = 1;
color = 33;
break;
case 'F': // fancy
bold = 0;
color = 32;
break;
default:
is_code = false;
}
if (is_code) {
c++;
if (consoleinterface_ansi)
std::cout << "\033[" << bold << ";" << color << "m";
} else
std::cout << *c;
} else {
std::cout << *c;
}
c++;
}
if (consoleinterface_ansi)
std::cout << "\033[0;39m";
}
} // namespace sys
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