Module com.googlecode.lanterna

Package com.googlecode.lanterna.terminal.virtual

Class TextBuffer

java.lang.Object

com.googlecode.lanterna.terminal.virtual.TextBuffer

class TextBuffer
extends java.lang.Object

This class is used to store lines of text inside of a terminal emulator. As used by DefaultVirtualTerminal, it keeps two TextBuffers, one for private mode and one for normal mode and it can switch between them as needed.

Field Summary

Fields

Modifier and Type	Field	Description
private static TextCharacter	DOUBLE_WIDTH_CHAR_PADDING
private java.util.LinkedList<java.util.List<TextCharacter>>	lines

Constructor Summary

Constructors

Constructor	Description
TextBuffer()

Method Summary

Modifier and Type	Method	Description
(package private) void	clear()
(package private) TextCharacter	getCharacter(int lineNumber, int columnIndex)
(package private) int	getLineCount()
(package private) java.util.ListIterator<java.util.List<TextCharacter>>	getLinesFrom(int rowNumber)
(package private) void	newLine()
(package private) void	removeTopLines(int numberOfLinesToRemove)
(package private) int	setCharacter(int lineNumber, int columnIndex, TextCharacter textCharacter)
java.lang.String	toString()

Methods inherited from class java.lang.Object

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

Field Detail

DOUBLE_WIDTH_CHAR_PADDING

private static final TextCharacter DOUBLE_WIDTH_CHAR_PADDING

lines

private final java.util.LinkedList<java.util.List<TextCharacter>> lines

Constructor Detail

TextBuffer

TextBuffer()

Method Detail

newLine

void newLine()

removeTopLines

void removeTopLines(int numberOfLinesToRemove)

clear

void clear()

getLinesFrom

java.util.ListIterator<java.util.List<TextCharacter>> getLinesFrom(int rowNumber)

getLineCount

int getLineCount()

setCharacter

int setCharacter(int lineNumber,
                 int columnIndex,
                 TextCharacter textCharacter)

getCharacter

TextCharacter getCharacter(int lineNumber,
                           int columnIndex)

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object