net.rubygrapefruit.platform.internal
Class WrapperTerminal

java.lang.Object
  net.rubygrapefruit.platform.internal.AbstractTerminal
      net.rubygrapefruit.platform.internal.WrapperTerminal

All Implemented Interfaces:

Terminal

public class WrapperTerminal
extends AbstractTerminal

A Terminal implementation that wraps another to add thread safety.

Nested Class Summary

Nested classes/interfaces inherited from interface net.rubygrapefruit.platform.Terminal

Terminal.Color

Constructor Summary

WrapperTerminal(java.io.PrintStream stream, AbstractTerminal terminal)

Method Summary

Terminal	bold() Switches the terminal to bold mode, if supported.
Terminal	clearToEndOfLine() Clears characters from the cursor position to the end of the current line.
Terminal	cursorDown(int count) Moves the cursor the given number of characters down.
Terminal	cursorLeft(int count) Moves the cursor the given number of characters to the left.
Terminal	cursorRight(int count) Moves the cursor the given number of characters to the right.
Terminal	cursorStartOfLine() Moves the cursor to the start of the current line.
Terminal	cursorUp(int count) Moves the cursor the given number of characters up.
Terminal	foreground(Terminal.Color color) Sets the terminal foreground color, if supported.
TerminalSize	getTerminalSize() Returns the size of the terminal.
protected void	init()
Terminal	normal() Switches the terminal to normal mode.
Terminal	reset() Switches the terminal to normal mode and restores default colors.
boolean	supportsColor() Returns true if this terminal supports setting output colors.
boolean	supportsCursorMotion() Returns true if this terminal supports moving the cursor.
boolean	supportsTextAttributes() Returns true if this terminal supports setting text attributes, such as bold.
java.lang.String	toString()

Methods inherited from class java.lang.Object

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

Constructor Detail

WrapperTerminal

public WrapperTerminal(java.io.PrintStream stream,
                       AbstractTerminal terminal)

Method Detail

init

protected void init()

Specified by:

init in class AbstractTerminal

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object

getTerminalSize

public TerminalSize getTerminalSize()
                             throws NativeException

Description copied from interface: Terminal

Returns the size of the terminal. Supported by all terminals.

Returns:

The current terminal size. Never returns null.

Throws:

NativeException - On failure.

supportsColor

public boolean supportsColor()

Description copied from interface: Terminal

Returns true if this terminal supports setting output colors.

supportsCursorMotion

public boolean supportsCursorMotion()

Description copied from interface: Terminal

Returns true if this terminal supports moving the cursor.

supportsTextAttributes

public boolean supportsTextAttributes()

Description copied from interface: Terminal

Returns true if this terminal supports setting text attributes, such as bold.

normal

public Terminal normal()
                throws NativeException

Description copied from interface: Terminal

Switches the terminal to normal mode. Supported by all terminals.

Throws:

NativeException - On failure.

bold

public Terminal bold()
              throws NativeException

Description copied from interface: Terminal

Switches the terminal to bold mode, if supported. Does nothing if this terminal does not support bold mode.

Throws:

NativeException - On failure.

reset

public Terminal reset()
               throws NativeException

Description copied from interface: Terminal

Switches the terminal to normal mode and restores default colors. Supported by all terminals.

Throws:

NativeException - On failure.

foreground

public Terminal foreground(Terminal.Color color)
                    throws NativeException

Description copied from interface: Terminal

Sets the terminal foreground color, if supported. Does nothing if this terminal does not support setting the foreground color.

Throws:

NativeException - On failure.

cursorLeft

public Terminal cursorLeft(int count)
                    throws NativeException

Description copied from interface: Terminal

Moves the cursor the given number of characters to the left.

Throws:

NativeException - On failure, or if this terminal does not support cursor motion.

cursorRight

public Terminal cursorRight(int count)
                     throws NativeException

Description copied from interface: Terminal

Moves the cursor the given number of characters to the right.

Throws:

NativeException - On failure, or if this terminal does not support cursor motion.

cursorUp

public Terminal cursorUp(int count)
                  throws NativeException

Description copied from interface: Terminal

Moves the cursor the given number of characters up.

Throws:

NativeException - On failure, or if this terminal does not support cursor motion.

cursorDown

public Terminal cursorDown(int count)
                    throws NativeException

Description copied from interface: Terminal

Moves the cursor the given number of characters down.

Throws:

NativeException - On failure, or if this terminal does not support cursor motion.

cursorStartOfLine

public Terminal cursorStartOfLine()
                           throws NativeException

Description copied from interface: Terminal

Moves the cursor to the start of the current line.

Throws:

NativeException - On failure, or if this terminal does not support cursor motion.

clearToEndOfLine

public Terminal clearToEndOfLine()
                          throws NativeException

Description copied from interface: Terminal

Clears characters from the cursor position to the end of the current line.

Throws:

NativeException - On failure, or if this terminal does not support clearing.