//functions for ANSI standard screen control.  Should work with any ANSI
//standard monitor.

//MS Windows' DOS box needs ansi.sys driver running:
//in C:\config.sys have this line:
// device=c:\windows\command\ansi.sys
//and, like any trivial configuration change in Windows, reboot.

//NTs (i.e. 2000 and XP) aren't going to support no stinking standard.

public class Ansiscreen {

//position cursor to row x, column y:
 public static void gotoxy(int x,int y) { 
     System.out.print("\033["+x+";"+y+"H"); 
 }

//clear the screen:
 public static void clearsc() { System.out.print("\033[H\033[2J"); }

//change foreground color:
 public static void color_black() {   System.out.print("\033[30m"); }
 public static void color_red() {     System.out.print("\033[31m"); }
 public static void color_green() {   System.out.print("\033[32m"); }
 public static void color_yellow() {  System.out.print("\033[33m"); }
 public static void color_blue() {    System.out.print("\033[34m"); }
 public static void color_magenta() { System.out.print("\033[35m"); }
 public static void color_cyan() {    System.out.print("\033[36m"); }
 public static void color_white() {   System.out.print("\033[37m"); }

//change background color:
 public static void colorback_black() {   System.out.print("\033[40m"); }
 public static void colorback_red() {     System.out.print("\033[41m"); }
 public static void colorback_green() {   System.out.print("\033[42m"); }
 public static void colorback_yellow() {  System.out.print("\033[43m"); }
 public static void colorback_blue() {    System.out.print("\033[44m"); }
 public static void colorback_magenta() { System.out.print("\033[45m"); }
 public static void colorback_cyan() {    System.out.print("\033[46m"); }
 public static void colorback_white() {   System.out.print("\033[47m"); }

//change attribute:
 public static void attr_none() {       System.out.print("\033[00m"); }
 public static void attr_bold() {       System.out.print("\033[01m"); }
 public static void attr_under() {      System.out.print("\033[04m"); }
 public static void attr_blink() {      System.out.print("\033[05m"); }
 public static void attr_reverse() {    System.out.print("\033[07m"); }
 public static void attr_conceal() {    System.out.print("\033[08m"); } 

}