org.crsh.text
Class RenderAppendable

java.lang.Object
  org.crsh.text.RenderAppendable

All Implemented Interfaces:

Flushable, Appendable, ScreenContext

public class RenderAppendable
extends Object
implements Appendable, ScreenContext

Field Summary

private ScreenContext	context .
private LinkedList<Style.Composite>	stack .

Constructor Summary

RenderAppendable(ScreenContext context)

Method Summary

RenderAppendable	append(char c)
RenderAppendable	append(CharSequence csq)
RenderAppendable	append(CharSequence csq, int start, int end)
void	enterStyle(Style.Composite style)
void	flush()
private Boolean	foo(Boolean last, Boolean merged)
private Color	foo(Color last, Color merged, Color def)
Class<Chunk>	getConsumedType()
int	getHeight() Returns the screen height in chars.
private Style.Composite	getMerged() Compute the current merged style.
int	getWidth() Returns the screen width in chars.
Style.Composite	leaveStyle()
private void	safeAppend(Chunk chunk)
void	styleOff()
void	styleOn()
void	write(Chunk chunk) Write a chunk to the screen.

Methods inherited from class java.lang.Object

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

Field Detail

context

private final ScreenContext context

.

stack

private LinkedList<Style.Composite> stack

.

Constructor Detail

RenderAppendable

public RenderAppendable(ScreenContext context)

Method Detail

safeAppend

private void safeAppend(Chunk chunk)

write

public void write(Chunk chunk)
           throws IOException

Description copied from interface: ScreenContext

Write a chunk to the screen.

Specified by:

write in interface ScreenContext

Parameters:

chunk - the chunk

Throws:

IOException - any io exception

getConsumedType

public Class<Chunk> getConsumedType()

getWidth

public int getWidth()

Description copied from interface: ScreenContext

Returns the screen width in chars. When the value is not positive it means the value could not be determined.

Specified by:

getWidth in interface ScreenContext

Returns:

the term width

getHeight

public int getHeight()

Description copied from interface: ScreenContext

Returns the screen height in chars. When the value is not positive it means the value could not be determined.

Specified by:

getHeight in interface ScreenContext

Returns:

the term height

flush

public void flush()
           throws IOException

Specified by:

flush in interface Flushable

Throws:

IOException

append

public RenderAppendable append(CharSequence csq)

Specified by:

append in interface Appendable

enterStyle

public void enterStyle(Style.Composite style)

leaveStyle

public Style.Composite leaveStyle()

getMerged

private Style.Composite getMerged()

Compute the current merged style.

Returns:

the merged style

foo

private Boolean foo(Boolean last,
                    Boolean merged)

foo

private Color foo(Color last,
                  Color merged,
                  Color def)

styleOff

public void styleOff()

styleOn

public void styleOn()

append

public RenderAppendable append(CharSequence csq,
                               int start,
                               int end)

Specified by:

append in interface Appendable

append

public RenderAppendable append(char c)

Specified by:

append in interface Appendable