ru.biosoft.graphics
Class View

java.lang.Object
  ru.biosoft.graphics.View

Direct Known Subclasses:

CompositeView, HtmlView, ImageView, LineView, ShapeView, TextView

public abstract class View

extends java.lang.Object

Base class for vizualization.

Version:

1.0

Author:

DevelopmentOnTheEdge

Field Summary

static int	ACTIVE Bit field of type.It is set, if the view can be selected.
protected java.awt.geom.AffineTransform	at Affine transformer of view
static int	BASELINE Alignment mode.
static int	BOTTOM Alignment mode.
static int	CENTER Alignment mode.
static int	HIDE Bit field of type.It is set, if the view has visible state.
static int	LEFT Alignment mode.
protected java.lang.Object	model The model of the view.
static int	RIGHT Alignment mode.
protected java.awt.Shape	shape Shape of view
static int	TOP Alignment mode.
protected int	type Type of view.

Constructor Summary

View(java.awt.Shape shape)
Constructs View using specified Shape

Method Summary

java.awt.Rectangle	getBounds() Returns an integer Rectangle that completely encloses the View.
java.lang.Object	getModel() Returns model of view
java.awt.Shape	getShape() Returns shape of View.
boolean	intersects(java.awt.Rectangle rect) Tests if this View's shape intersects the interior of a specified rectangle.
boolean	isActive() Returns true if view is active
boolean	isVisible() Returns true if view is visible
abstract void	move(int x, int y) Moves View to the new location using specified offsets.
void	move(java.awt.Point offset) Moves View to the new location using specified offset.
void	paint(java.awt.Graphics2D g2) Paints this view on specified Graphics2D.
void	scale(double sx, double sy) Scales view in relation to old values.
void	setActive(boolean isActive) Sets active state of view
void	setLocation(int x, int y) Set the location of the upper left corner of the view x, y coordinates.
void	setLocation(java.awt.Point pt) Set the location of the upper left corner of the view x, y coordinates.
void	setModel(java.lang.Object model) Sets model of view
void	setToScale(double factorX, double factorY) Scales view absolutely.
void	setVisible(boolean isVisible) Sets visible state of view
void	updateBounds() Synchronizes the Rectangle rectangle returned by getBounds() with view.

Methods inherited from class java.lang.Object

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

Field Detail

shape

protected java.awt.Shape shape

Shape of view

type

protected int type

Type of view.

Type can be:
• ACTIVE
• HIDE

model

protected java.lang.Object model

The model of the view. Object for which view is created

at

protected java.awt.geom.AffineTransform at

Affine transformer of view

ACTIVE

public static final int ACTIVE

Bit field of type.It is set, if the view can be selected.

See Also:

Constant Field Values

HIDE

public static final int HIDE

Bit field of type.It is set, if the view has visible state.

See Also:

Constant Field Values

LEFT

public static final int LEFT

Alignment mode.

See Also:

Constant Field Values

RIGHT

public static final int RIGHT

Alignment mode.

See Also:

Constant Field Values

CENTER

public static final int CENTER

Alignment mode.

See Also:

Constant Field Values

BOTTOM

public static final int BOTTOM

Alignment mode.

See Also:

Constant Field Values

TOP

public static final int TOP

Alignment mode.

See Also:

Constant Field Values

BASELINE

public static final int BASELINE

Alignment mode.

See Also:

Constant Field Values

Constructor Detail

View

public View(java.awt.Shape shape)

Constructs View using specified Shape

Parameters:

shape - Shape of view

See Also:

Shape

Method Detail

getModel

public java.lang.Object getModel()

Returns model of view

Returns:

model of view

See Also:

model

setModel

public void setModel(java.lang.Object model)

Sets model of view

Parameters:

model - New model

See Also:

model

getBounds

public java.awt.Rectangle getBounds()

Returns an integer Rectangle that completely encloses the View.

Returns:

an integer Rectangle that completely encloses the View.

getShape

public java.awt.Shape getShape()

Returns shape of View.

Returns:

Shape of the View.

updateBounds

public void updateBounds()

Synchronizes the Rectangle rectangle returned by getBounds() with view. Base implementation of method does nothing.

intersects

public boolean intersects(java.awt.Rectangle rect)

Tests if this View's shape intersects the interior of a specified rectangle.

Parameters:

rect - specified rectangle

Returns:

true if intersects,false otherwise

setLocation

public void setLocation(int x,
                        int y)

Set the location of the upper left corner of the view x, y coordinates.

Parameters:

x - new coordinate along X axis

y - new coordinate along Y axis

setLocation

public void setLocation(java.awt.Point pt)

Set the location of the upper left corner of the view x, y coordinates.

Parameters:

pt - Point of new location

move

public abstract void move(int x,
                          int y)

Moves View to the new location using specified offsets.

Parameters:

x - offset along the X axis direction.

y - offset along the Y axis direction.

move

public void move(java.awt.Point offset)

Moves View to the new location using specified offset.

Parameters:

offset - Point that units both coordinates.

setToScale

public void setToScale(double factorX,
                       double factorY)

Scales view absolutely.

Parameters:

factorX - sets factor along the X axis direction

factorY - sets factor along the Y axis direction

scale

public void scale(double sx,
                  double sy)

Scales view in relation to old values.

Parameters:

sx - the factor by which coordinates are scaled along the X axis direction

sy - the factor by which coordinates are scaled along the Y axis direction

isActive

public boolean isActive()

Returns true if view is active

Returns:

true if view is active

setActive

public void setActive(boolean isActive)

Sets active state of view

Parameters:

isActive - new active value

isVisible

public boolean isVisible()

Returns true if view is visible

Returns:

true if view is visible

setVisible

public void setVisible(boolean isVisible)

Sets visible state of view

Parameters:

isVisible - new value of visible flag

paint

public void paint(java.awt.Graphics2D g2)

Paints this view on specified Graphics2D.

Parameters:

g2 - specified Graphics2D.