uk.ac.man.bioinf.gui.viewer
Class NullAlignmentSelectionModel

java.lang.Object
  |
  +--uk.ac.man.bioinf.gui.viewer.NullAlignmentSelectionModel

All Implemented Interfaces:

AlignmentSelectionModel

public class NullAlignmentSelectionModel

extends Object

implements AlignmentSelectionModel

NullAlignmentSelectionModel.java Trivial selection model. Returns 0 or false for everything, and ignores selection events. Created: Mon Jan 15 13:09:41 2001

Version:

$Id: NullAlignmentSelectionModel.java,v 1.2 2001/04/11 17:04:42 lord Exp $

Author:

Phillip Lord

Method Summary

void	addAlignmentSelectionListener(AlignmentSelectionListener listener)
void	clearSelection() Clear all the selections in this model
void	clearSelection(SequenceAlignmentRectangle rectangle)
void	extendSelection(SequenceAlignmentPoint point) Start a selection at the given point
SequenceAlignmentRectangle	getCurrentSelection() Returns the current selection or null if there is no selection.
static NullAlignmentSelectionModel	getInstance()
int	getNumberSelections() Get the number of selections.
SequenceAlignmentRectangle	getRectangleAtPoint(SequenceAlignmentPoint point) Get the first selection rectangle which surrounds the point, or null if there is not one.
SequenceAlignmentRectangle[]	getRectanglesAtPoint(SequenceAlignmentPoint point) Get all selection rectangles which surround this point, or null if there is not one
SequenceAlignmentRectangle	getSelectionAt(int index) Gets the given selection.
boolean	isPointSelected(SequenceAlignmentPoint point) Is the point within one of the selection rectangles
boolean	isSelecting() is the current selection in the process of being selected.
void	removeAlignmentSelectionListener(AlignmentSelectionListener listener)
void	stopSelection(SequenceAlignmentPoint point) Complete the selection at the given point

Methods inherited from class java.lang.Object

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

Method Detail

getInstance

public static NullAlignmentSelectionModel getInstance()

isSelecting

public boolean isSelecting()

Description copied from interface: AlignmentSelectionModel

is the current selection in the process of being selected.

Specified by:

isSelecting in interface AlignmentSelectionModel

Returns:

true is selection is changing

getCurrentSelection

public SequenceAlignmentRectangle getCurrentSelection()

Description copied from interface: AlignmentSelectionModel

Returns the current selection or null if there is no selection. If there is more than one selection this should return the most recently made selection

Specified by:

getCurrentSelection in interface AlignmentSelectionModel

Returns:

the selection

getNumberSelections

public int getNumberSelections()

Description copied from interface: AlignmentSelectionModel

Get the number of selections.

Specified by:

getNumberSelections in interface AlignmentSelectionModel

Returns:

the number of selections

getSelectionAt

public SequenceAlignmentRectangle getSelectionAt(int index)
                                          throws ArrayIndexOutOfBoundsException

Description copied from interface: AlignmentSelectionModel

Gets the given selection. The index should reflect the chronological order in which the selections were made, with the smallest index first

Specified by:

getSelectionAt in interface AlignmentSelectionModel

Parameters:

index - the index

Returns:

the selection array index at the given index

Throws:

ArrayIndexOutOfBoundsException - if the index is out of bounds

isPointSelected

public boolean isPointSelected(SequenceAlignmentPoint point)

Description copied from interface: AlignmentSelectionModel

Is the point within one of the selection rectangles

Specified by:

isPointSelected in interface AlignmentSelectionModel

Parameters:

point - the point

Returns:

true if point is within a rectangle

clearSelection

public void clearSelection()

Description copied from interface: AlignmentSelectionModel

Clear all the selections in this model

Specified by:

clearSelection in interface AlignmentSelectionModel

clearSelection

public void clearSelection(SequenceAlignmentRectangle rectangle)

getRectangleAtPoint

public SequenceAlignmentRectangle getRectangleAtPoint(SequenceAlignmentPoint point)

Description copied from interface: AlignmentSelectionModel

Get the first selection rectangle which surrounds the point, or null if there is not one.

Specified by:

getRectangleAtPoint in interface AlignmentSelectionModel

Parameters:

point - the point in question

Returns:

the rectangle surrounding point

getRectanglesAtPoint

public SequenceAlignmentRectangle[] getRectanglesAtPoint(SequenceAlignmentPoint point)

Description copied from interface: AlignmentSelectionModel

Get all selection rectangles which surround this point, or null if there is not one

Specified by:

getRectanglesAtPoint in interface AlignmentSelectionModel

Parameters:

point - the point in question

Returns:

the rectangles surrounding point

extendSelection

public void extendSelection(SequenceAlignmentPoint point)

Description copied from interface: AlignmentSelectionModel

Start a selection at the given point

Specified by:

extendSelection in interface AlignmentSelectionModel

Parameters:

point - the start of the selection

stopSelection

public void stopSelection(SequenceAlignmentPoint point)

Description copied from interface: AlignmentSelectionModel

Complete the selection at the given point

Specified by:

stopSelection in interface AlignmentSelectionModel

Parameters:

point - the point to complete the selection

addAlignmentSelectionListener

public void addAlignmentSelectionListener(AlignmentSelectionListener listener)

Specified by:

addAlignmentSelectionListener in interface AlignmentSelectionModel

removeAlignmentSelectionListener

public void removeAlignmentSelectionListener(AlignmentSelectionListener listener)

Specified by:

removeAlignmentSelectionListener in interface AlignmentSelectionModel