Package aud.util

Class Terminal

java.lang.Object

aud.util.Terminal

public class Terminal
extends Object

Field Summary

Fields

Modifier and Type	Field	Description
static final String[]	BGCOLOR	set background color
static final int	BLACK
static final int	BLUE
static final String	BOLD	set normal text
static final String	CLEAR_SCREEN	clear screen and reset cursor position to upper left corner
static final int	CYAN
static final String[]	FGCOLOR	set foreground color
static final int	GREEN
static final int	HI_BLACK
static final int	HI_BLUE
static final int	HI_CYAN
static final int	HI_GREEN
static final int	HI_MAGENTA
static final int	HI_RED
static final int	HI_WHITE
static final int	HI_YELLOW
static final String	HIDE_CURSOR	hide cursor
static final int	HIGHLIGHT
static final String	HOME	reset cursor position to upper left corner
static Terminal	instance	singleton instance
boolean	invert_color	invert colors
boolean	invert_foreground_background	swap foreground and background
static final int	MAGENTA
static final String	NORMAL	set bold text
PrintStream	out	output stream, user is responsible for flush
static final int	RED
static final String	SHOW_CURSOR	show cursor
static final int	WHITE
static final int	YELLOW

Constructor Summary

Constructors

Constructor	Description
Terminal()	Constructor: guess availability of terminal emulation.
Terminal(boolean ansi)	Constructor.

Method Summary

Modifier and Type	Method	Description
void	bg(int color)	set background color
void	bold(boolean b)	switch use of bold font
void	cls()	clear screen (cls(true))
void	cls(boolean clear)	clear screen (for clear=false, move only cursor)
boolean	dumb()	Is this a dumb terminal without colors?
void	fg(int color)	set foreground color
void	hideCursor()	hide cursor
void	reset()	reset to black on white, normal font
void	showCursor()	show cursor

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Details

BLACK

public static final int BLACK

See Also:

• Constant Field Values

RED

public static final int RED

See Also:

• Constant Field Values

GREEN

public static final int GREEN

See Also:

• Constant Field Values

YELLOW

public static final int YELLOW

See Also:

• Constant Field Values

BLUE

public static final int BLUE

See Also:

• Constant Field Values

MAGENTA

public static final int MAGENTA

See Also:

• Constant Field Values

CYAN

public static final int CYAN

See Also:

• Constant Field Values

WHITE

public static final int WHITE

See Also:

• Constant Field Values

HIGHLIGHT

public static final int HIGHLIGHT

See Also:

• Constant Field Values

HI_BLACK

public static final int HI_BLACK

See Also:

• Constant Field Values

HI_RED

public static final int HI_RED

See Also:

• Constant Field Values

HI_GREEN

public static final int HI_GREEN

See Also:

• Constant Field Values

HI_YELLOW

public static final int HI_YELLOW

See Also:

• Constant Field Values

HI_BLUE

public static final int HI_BLUE

See Also:

• Constant Field Values

HI_MAGENTA

public static final int HI_MAGENTA

See Also:

• Constant Field Values

HI_CYAN

public static final int HI_CYAN

See Also:

• Constant Field Values

HI_WHITE

public static final int HI_WHITE

See Also:

• Constant Field Values

FGCOLOR

public static final String[] FGCOLOR

set foreground color

BGCOLOR

public static final String[] BGCOLOR

set background color

NORMAL

public static final String NORMAL

set bold text

See Also:

• Constant Field Values

BOLD

public static final String BOLD

set normal text

See Also:

• Constant Field Values

CLEAR_SCREEN

public static final String CLEAR_SCREEN

clear screen and reset cursor position to upper left corner

See Also:

• Constant Field Values

HOME

public static final String HOME

reset cursor position to upper left corner

See Also:

• Constant Field Values

SHOW_CURSOR

public static final String SHOW_CURSOR

show cursor

See Also:

• Constant Field Values

HIDE_CURSOR

public static final String HIDE_CURSOR

hide cursor

See Also:

• Constant Field Values

invert_color

public boolean invert_color

invert colors

invert_foreground_background

public boolean invert_foreground_background

swap foreground and background

out

public PrintStream out

output stream, user is responsible for flush

instance

public static Terminal instance

singleton instance

Constructor Details

Terminal

public Terminal(boolean ansi)

Constructor.

Parameters:

ansi - assume terminal emulation is available

Terminal

public Terminal()

Constructor: guess availability of terminal emulation. Simple rule: assume that Windows systems don't provide terminal emulation, all other systems do.

Method Details

dumb

public boolean dumb()

Is this a dumb terminal without colors?

fg

public void fg(int color)

set foreground color

bg

public void bg(int color)

set background color

cls

public void cls(boolean clear)

clear screen (for clear=false, move only cursor)

bold

public void bold(boolean b)

switch use of bold font

cls

public void cls()

clear screen (cls(true))

reset

public void reset()

reset to black on white, normal font

showCursor

public void showCursor()

show cursor

hideCursor

public void hideCursor()

hide cursor