org.crsh.text
Class RenderAppendable

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

All Implemented Interfaces:

Appendable, Screenable, ScreenContext

public class RenderAppendable
extends Object
implements ScreenContext

Field Summary

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

Constructor Summary

RenderAppendable(ScreenContext context)

Method Summary

Screenable	append(char c)
RenderAppendable	append(CharSequence s)
Screenable	append(CharSequence csq, int start, int end)
Screenable	append(Style style)
Screenable	cls()
void	enterStyle(Style.Composite style)
void	flush() Flush the stream.
private Boolean	foo(Boolean last, Boolean merged)
private Color	foo(Color last, Color merged, Color def)
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()
void	styleOff()
void	styleOn()

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

append

public RenderAppendable append(CharSequence s)

Specified by:

append in interface Appendable

append

public Screenable append(char c)

Specified by:

append in interface Appendable

append

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

Specified by:

append in interface Appendable

append

public Screenable append(Style style)

Specified by:

append in interface Screenable

cls

public Screenable cls()

Specified by:

cls in interface Screenable

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

Description copied from interface: ScreenContext

Flush the stream.

Specified by:

flush in interface ScreenContext

Throws:

IOException - any io exception

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()