client/javacli/TerminalScreen.java

/* 
 * i-scream central monitoring system
 * http://www.i-scream.org.uk
 * Copyright (C) 2000-2002 i-scream
 * 
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 * 
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 */

// pjm2@ukc.ac.uk
// class for laying out text in a terminal window. (in Java!)
// After hours of fiddling, anything is possible... ;-)

public class TerminalScreen {
    
    private static final String ESCAPE_SEQUENCE = "[";
    
    public static final int BOLD = 1;
    public static final int BLACK_BG = 7;
    public static final int BLUE = 34;
    public static final int PINK = 35;
    public static final int RED = 31;

    // No-args constructor.
    public TerminalScreen() {
        // reserved.
    }
    
    // Set the cursor position.
    public void gotoxy(int x, int y) {
        System.out.print(ESCAPE_SEQUENCE+y+";"+x+"H");
    }
    
    // Print a string at the current position.
    public void print(String s) {
        System.out.print(s);
    }
    
    // Print a string at the current position with the
    // specified colour.
    public void print(String s, int colour) {
        System.out.print(ESCAPE_SEQUENCE+colour+"m");
        System.out.print(s);
        System.out.print(ESCAPE_SEQUENCE+"0m");
    }

    // Print a string at the current position with a specified
    // foreground and background colour.
    public void print(String s, int colour, int other) {
        System.out.print(ESCAPE_SEQUENCE+other+"m");
        this.print(s, colour);
    }
    
    // Clears the terminal screen and then resets the cursor position.
    public void clear() {
        System.out.print(ESCAPE_SEQUENCE+"2J");
        System.out.print(ESCAPE_SEQUENCE+"1;24r");
    }
    
    // Main method for testing!
    public static void main(String[] args) throws InterruptedException {
        
        TerminalScreen screen = new TerminalScreen();
    
        screen.clear();
        
        screen.gotoxy(34, 10);
        screen.print(" i - s c r e a m ", TerminalScreen.BOLD, TerminalScreen.BLACK_BG);
        screen.gotoxy(27, 12);
        screen.print("Central Monitoring System Client", TerminalScreen.BLUE);
        screen.gotoxy(32,13);
        screen.print("Unix/Linux version 1.0");
        
        
        screen.gotoxy(1,1);
        screen.print("Top left");
        screen.gotoxy(79,24);
        screen.print("E");
        
        screen.gotoxy(1,24);
        
        Thread.sleep(3000);
        
        screen.clear();
        
        
        
    }
    
}
Revision:	1.5
Committed:	Mon Jun 10 14:10:43 2002 UTC (22 years, 3 months ago) by tdb
Branch:	MAIN
CVS Tags:	HEAD
Changes since 1.4:	+0 -0 lines
State:	*FILE REMOVED*
Log Message:	Tidy up of files. These are all old things that are not only no longer used but are also probably useless to anyone other than us. This saves checking them out all the time, and makes the "cms/source" tree contain only current stuff. They'll still exist in the attic's though :)
#	User	Rev	Content
1	tdb	1.3	/*
2	tdb	1.4	* i-scream central monitoring system
3			* http://www.i-scream.org.uk
4	tdb	1.3	* Copyright (C) 2000-2002 i-scream
5			*
6			* This program is free software; you can redistribute it and/or
7			* modify it under the terms of the GNU General Public License
8			* as published by the Free Software Foundation; either version 2
9			* of the License, or (at your option) any later version.
10			*
11			* This program is distributed in the hope that it will be useful,
12			* but WITHOUT ANY WARRANTY; without even the implied warranty of
13			* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14			* GNU General Public License for more details.
15			*
16			* You should have received a copy of the GNU General Public License
17			* along with this program; if not, write to the Free Software
18			* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
19			*/
20
21	pjm2	1.2	// pjm2@ukc.ac.uk
22			// class for laying out text in a terminal window. (in Java!)
23			// After hours of fiddling, anything is possible... ;-)
24
25			public class TerminalScreen {
26
27			private static final String ESCAPE_SEQUENCE = "[";
28
29			public static final int BOLD = 1;
30			public static final int BLACK_BG = 7;
31			public static final int BLUE = 34;
32			public static final int PINK = 35;
33			public static final int RED = 31;
34
35			// No-args constructor.
36			public TerminalScreen() {
37			// reserved.
38			}
39
40			// Set the cursor position.
41			public void gotoxy(int x, int y) {
42			System.out.print(ESCAPE_SEQUENCE+y+";"+x+"H");
43			}
44
45			// Print a string at the current position.
46			public void print(String s) {
47			System.out.print(s);
48			}
49
50			// Print a string at the current position with the
51			// specified colour.
52			public void print(String s, int colour) {
53			System.out.print(ESCAPE_SEQUENCE+colour+"m");
54			System.out.print(s);
55			System.out.print(ESCAPE_SEQUENCE+"0m");
56			}
57
58			// Print a string at the current position with a specified
59			// foreground and background colour.
60			public void print(String s, int colour, int other) {
61			System.out.print(ESCAPE_SEQUENCE+other+"m");
62			this.print(s, colour);
63			}
64
65			// Clears the terminal screen and then resets the cursor position.
66			public void clear() {
67			System.out.print(ESCAPE_SEQUENCE+"2J");
68			System.out.print(ESCAPE_SEQUENCE+"1;24r");
69			}
70
71			// Main method for testing!
72			public static void main(String[] args) throws InterruptedException {
73
74			TerminalScreen screen = new TerminalScreen();
75
76			screen.clear();
77
78			screen.gotoxy(34, 10);
79			screen.print(" i - s c r e a m ", TerminalScreen.BOLD, TerminalScreen.BLACK_BG);
80			screen.gotoxy(27, 12);
81			screen.print("Central Monitoring System Client", TerminalScreen.BLUE);
82			screen.gotoxy(32,13);
83			screen.print("Unix/Linux version 1.0");
84
85
86			screen.gotoxy(1,1);
87			screen.print("Top left");
88			screen.gotoxy(79,24);
89			screen.print("E");
90
91			screen.gotoxy(1,24);
92
93			Thread.sleep(3000);
94
95			screen.clear();
96
97
98
99			}
100
101			}