Package com.bc.ceres.swing.figure

Class AbstractHandle

java.lang.Object

com.bc.ceres.swing.figure.AbstractFigure

com.bc.ceres.swing.figure.AbstractHandle

All Implemented Interfaces:

Figure, Handle, ShapeFigure, Restorable, Cloneable

Direct Known Subclasses:

PointHandle, RotateHandle, ScaleHandle, VertexHandle

public abstract class AbstractHandle
extends AbstractFigure
implements Handle

The base class for all Handle implementations.

Since:

Ceres 0.10

Nested Class Summary

Nested classes/interfaces inherited from interface com.bc.ceres.swing.figure.Figure

Figure.Rank

Field Summary

Fields inherited from class com.bc.ceres.swing.figure.AbstractFigure

NO_FIGURES, NO_HANDLES

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	AbstractHandle(Figure figure, FigureStyle normalStyle, FigureStyle selectedStyle)	Constructor.

Method Summary

Modifier and Type	Method	Description
void	dispose()	Disposes this figure.
final void	draw(Rendering rendering)	Draws this figure using the given rendering.
protected void	drawHandle(Graphics2D g)
Rectangle2D	getBounds()	The bounds of the handle.
Cursor	getCursor()
Figure	getFigure()
Point2D	getLocation()
Figure.Rank	getRank()
Shape	getShape()	Gets the shape (geometry) for this figure.
double	getX()
double	getY()
boolean	isCloseTo(Point2D point, AffineTransform m2v)	Tests if the given point is "close to" this figure.
boolean	isCollection()	Tests if this figure is a figure collection.
boolean	isSelectable()	The default implementation returns true.
abstract void	move(double dx, double dy)	Moves the figure by the given delta in model coordinates.
void	setLocation(double x, double y)
void	setLocation(Point2D location)
void	setShape(Shape shape)	Sets the shape (geometry) for this figure.
abstract void	updateLocation()

Methods inherited from class com.bc.ceres.swing.figure.AbstractFigure

addChangeListener, addFigure, addFigure, addFigureImpl, addFigureImpl, addFigures, addFiguresImpl, addSegment, clone, contains, createHandles, createMemento, createScaleHandles, fireFigureChanged, fireFigureChanged, fireFiguresAdded, fireFiguresRemoved, getChangeListeners, getEffectiveStyle, getFigure, getFigure, getFigureCount, getFigureIndex, getFigures, getFigures, getHandleStyle, getMaxSelectionStage, getNormalStyle, getSegment, getSelectedHandleStyle, getSelectedStyle, isSelected, removeAllFigures, removeChangeListener, removeFigure, removeFigureImpl, removeFigures, removeFiguresImpl, removeFiguresImpl, removeSegment, rotate, scale, setMemento, setNormalStyle, setSegment, setSelectable, setSelected, setSelectedStyle

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.bc.ceres.swing.figure.Figure

addChangeListener, addFigure, addFigure, addFigures, addSegment, clone, contains, createHandles, getChangeListeners, getEffectiveStyle, getFigure, getFigure, getFigureCount, getFigureIndex, getFigures, getFigures, getMaxSelectionStage, getNormalStyle, getSegment, getSelectedStyle, isSelected, removeAllFigures, removeChangeListener, removeFigure, removeFigures, removeSegment, rotate, scale, setNormalStyle, setSegment, setSelected, setSelectedStyle

Methods inherited from interface com.bc.ceres.swing.undo.Restorable

createMemento, setMemento

Constructor Details

AbstractHandle

protected AbstractHandle(Figure figure,
 FigureStyle normalStyle,
 FigureStyle selectedStyle)

Constructor.

Parameters:

figure - The figure to which this handle belongs.

normalStyle - The handle's normal style.

selectedStyle - The handle's selected style.

Method Details

getX

public double getX()

getY

public double getY()

isCollection

public boolean isCollection()

Description copied from interface: Figure

Tests if this figure is a figure collection.

Specified by:

isCollection in interface Figure

Returns:

true, if so.

getLocation

public Point2D getLocation()

Specified by:

getLocation in interface Handle

Returns:

The current location in model coordinates.

setLocation

public void setLocation(Point2D location)

setLocation

public void setLocation(double x,
 double y)

updateLocation

public abstract void updateLocation()

getFigure

public Figure getFigure()

Returns:

The figure to which this handle belongs.

getRank

public Figure.Rank getRank()

Specified by:

getRank in interface Figure

Returns:

The figure's rank.

getShape

public Shape getShape()

Description copied from interface: Handle

Gets the shape (geometry) for this figure.

Specified by:

getShape in interface Handle

Specified by:

getShape in interface ShapeFigure

Returns:

The shape in view coordinates.

setShape

public void setShape(Shape shape)

Description copied from interface: Handle

Sets the shape (geometry) for this figure.

Specified by:

setShape in interface Handle

Specified by:

setShape in interface ShapeFigure

Parameters:

shape - The shape in view coordinates.

getBounds

public Rectangle2D getBounds()

Description copied from interface: Handle

The bounds of the handle.

Specified by:

getBounds in interface Figure

Specified by:

getBounds in interface Handle

Returns:

The bounds of the handle in view units.

isSelectable

public boolean isSelectable()

The default implementation returns true.

Specified by:

isSelectable in interface Figure

Overrides:

isSelectable in class AbstractFigure

Returns:

Always true.

isCloseTo

public boolean isCloseTo(Point2D point,
 AffineTransform m2v)

Description copied from interface: Figure

Tests if the given point is "close to" this figure.

Specified by:

isCloseTo in interface Figure

Parameters:

point - Point in model coordinates.

m2v - Current model-to-view transformation.

Returns:

true, if the point is close to this figure.

dispose

public void dispose()

Description copied from interface: Figure

Disposes this figure. Indicates that it will no longer be used.

Specified by:

dispose in interface Figure

Overrides:

dispose in class AbstractFigure

getCursor

public Cursor getCursor()

Specified by:

getCursor in interface Handle

Returns:

The mouse cursor that will appear if users point the mouse over a handle.

move

public abstract void move(double dx,
 double dy)

Description copied from interface: Figure

Moves the figure by the given delta in model coordinates.

Specified by:

move in interface Figure

Overrides:

move in class AbstractFigure

Parameters:

dx - Delta X in model coordinates.

dy - Delta Y in model coordinates.

draw

public final void draw(Rendering rendering)

Description copied from interface: Figure

Draws this figure using the given rendering.

Specified by:

draw in interface Figure

Parameters:

rendering - The rendering used to draw the figure.

drawHandle

protected void drawHandle(Graphics2D g)