Package org.jjazz.pianoroll.api

Class CopyNoteBuffer

java.lang.Object

org.jjazz.pianoroll.api.CopyNoteBuffer

public class CopyNoteBuffer
extends Object

Singleton class to manage NoteEvent copy/paste operations.

Field Summary

Fields

Modifier and Type	Field	Description
static final String	PROP_EMPTY

Method Summary

Modifier and Type	Method	Description
void	addPropertyChangeListener(PropertyChangeListener listener)
void	clear()
void	copy(List<NoteEvent> notes)	Put items in the buffer in ItemMode.
NoteEvent	getFirstNote()
static CopyNoteBuffer	getInstance()
NoteEvent	getLastNote()
List<NoteEvent>	getNotesCopy(float targetStartPosition)	Return a copy of the buffer notes adjusted so that the first note is at targetStartPosition.
int	getSize()
boolean	isEmpty()
void	removePropertyChangeListener(PropertyChangeListener listener)

Methods inherited from class java.lang.Object

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

Field Details

PROP_EMPTY

public static final String PROP_EMPTY

See Also:

• Constant Field Values

Method Details

getInstance

public static CopyNoteBuffer getInstance()

copy

public void copy(List<NoteEvent> notes)

Put items in the buffer in ItemMode.

Parameters:

notes -

clear

public void clear()

getSize

public int getSize()

Returns:

int The number of notes in the buffer.

getFirstNote

public NoteEvent getFirstNote()

Returns:

Can be null if buffer is empty.

getLastNote

public NoteEvent getLastNote()

Returns:

Can be null if buffer is empty.

isEmpty

public boolean isEmpty()

getNotesCopy

public List<NoteEvent> getNotesCopy(float targetStartPosition)

Return a copy of the buffer notes adjusted so that the first note is at targetStartPosition.

Parameters:

targetStartPosition -

Returns:

Can be an empty list

addPropertyChangeListener

public void addPropertyChangeListener(PropertyChangeListener listener)

removePropertyChangeListener

public void removePropertyChangeListener(PropertyChangeListener listener)