net.useobjects.samples

Class Arrow

java.lang.Object

net.useobjects.AbstractGroup

net.useobjects.samples.Arrow

public class Arrow
extends AbstractGroup

Trieda reprezentuje jednosmernu sipku. Sipka je definovana poziciou zaciatku a konca.

Constructor Summary

Constructors

Constructor and Description
Arrow(AbstractGroup parent, double startX, double startY, double endX, double endY)
Arrow(AbstractGroup parent, double startX, double startY, double endX, double endY, java.awt.Color color)
Arrow(AbstractGroup parent, Position start, Position end)
Arrow(AbstractGroup parent, Position start, Position end, java.awt.Color color)

Method Summary

Modifier and Type	Method and Description
java.awt.Color	getColor()
Position	getEndPosition()
AbstractGroup	getParent() Vrati skupinu, do ktorej objekt patri
protected Position	getPosition() Vrati poziciu
protected double	getPositionX() Vrati x-ovu zlozku pozicie
protected double	getPositionY() Vrati y-ovu zlozku pozicie
protected double	getRotation() Vrati natocenie v radianoch
protected int	getRoundedPositionX() Vrati x-ovu zlozku pozicie zaokruhlenu na cele cisla
protected int	getRoundedPositionY() Vrati y-ovu zlozku pozicie zaokruhlenu na cele cisla
Position	getStartPosition()
boolean	isVisible() Vrati informáciu, ci je objekt zobrazovany.
protected void	move(double offsetX, double offsetY) Zmeni poziciu o deltaX a deltaY
protected void	move(Vector offset) Zmeni poziciu o offset.
protected void	moveForwards(double length) Zmeni poziciu o length v smere danom podla uhla natocenia.
protected void	moveInDirection(double length, double angle) Zmeni poziciu o vzdialenost length v smere danom uhlom angle.
protected void	moveTowards(double length, Position towards) Zmeni poziciu o lenght v smere ku destination.
protected void	rotate(double deltaAngle) Zmeni natocenie o deltaAngle (v radianoch)
void	setColor(java.awt.Color color)
void	setEndPosition(double endX, double endY)
void	setEndPosition(Position end)
protected void	setPosition(double x, double y) Nastavenie pozicie
void	setPosition(double startX, double startY, double endX, double endY)
protected void	setPosition(Position position) Nastavenie pozicie
void	setPosition(Position start, Position end)
protected void	setPositionX(double x) Nastavenie x-ovej suradnce pozicie (y-ova suradnica zostane nezmenena)
protected void	setPositionY(double y) Nastavenie y-ovej suradnce pozicie (x-ova suradnica zostane nezmenena)
protected void	setRotation(double angle) Nastavi natocenie v radianoch
void	setStartPosition(double startX, double startY)
void	setStartPosition(Position start)
void	setVisible(boolean visible) Nastavi, ci sa ma objekt zobrazovat, alebo nie Ak objekt nie je umiestneny v korenovej skupine (alebo v jej podskupine), tak nie je zobrazovany aj ked tato vlastnost nastavana na true

Methods inherited from class net.useobjects.AbstractGroup

add, addMouseListener, contains, containsInternal, iterator, onPropertyChanged, remove, removeAll, removeMouseListener, setMouseManager, toString

Methods inherited from class java.lang.Object

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

Constructor Detail

Arrow

public Arrow(AbstractGroup parent,
             double startX,
             double startY,
             double endX,
             double endY,
             java.awt.Color color)

Arrow

public Arrow(AbstractGroup parent,
             Position start,
             Position end,
             java.awt.Color color)

Arrow

public Arrow(AbstractGroup parent,
             double startX,
             double startY,
             double endX,
             double endY)

Arrow

public Arrow(AbstractGroup parent,
             Position start,
             Position end)

Method Detail

setPosition

public void setPosition(double startX,
                        double startY,
                        double endX,
                        double endY)

setPosition

public void setPosition(Position start,
                        Position end)

setStartPosition

public void setStartPosition(double startX,
                             double startY)

setStartPosition

public void setStartPosition(Position start)

setEndPosition

public void setEndPosition(double endX,
                           double endY)

setEndPosition

public void setEndPosition(Position end)

getStartPosition

public Position getStartPosition()

getEndPosition

public Position getEndPosition()

setColor

public void setColor(java.awt.Color color)

getColor

public java.awt.Color getColor()

getRotation

protected double getRotation()

Vrati natocenie v radianoch

Returns:

natocenie v radianoch

setRotation

protected void setRotation(double angle)

Nastavi natocenie v radianoch

Parameters:

angle - natocenie v radianoch

rotate

protected void rotate(double deltaAngle)

Zmeni natocenie o deltaAngle (v radianoch)

Parameters:

deltaAngle - uhol o ktory sa zmeni natocenie objektu (v radianoch)

moveForwards

protected void moveForwards(double length)

Zmeni poziciu o length v smere danom podla uhla natocenia.

Parameters:

length - vzdialenost o ktoru sa objekt posunie v smere natocenia

setPosition

protected void setPosition(double x,
                           double y)

Nastavenie pozicie

Parameters:

x - x-ova suradnica pozicie

y - y-ova suradnica pozicie

setPosition

protected void setPosition(Position position)

Nastavenie pozicie

Parameters:

position - nova pozicia

setPositionX

protected void setPositionX(double x)

Nastavenie x-ovej suradnce pozicie (y-ova suradnica zostane nezmenena)

Parameters:

x - x-ova suradnica

setPositionY

protected void setPositionY(double y)

Nastavenie y-ovej suradnce pozicie (x-ova suradnica zostane nezmenena)

Parameters:

y - y-ova suradnica

getPosition

protected Position getPosition()

Vrati poziciu

Returns:

pozicia prvku

getPositionX

protected double getPositionX()

Vrati x-ovu zlozku pozicie

Returns:

x-ova zlozka pozicie

getPositionY

protected double getPositionY()

Vrati y-ovu zlozku pozicie

Returns:

y-ova zlozka pozicie

getRoundedPositionX

protected int getRoundedPositionX()

Vrati x-ovu zlozku pozicie zaokruhlenu na cele cisla

Returns:

x-ova zlozka pozicie zaokruhlena na cele cislo

getRoundedPositionY

protected int getRoundedPositionY()

Vrati y-ovu zlozku pozicie zaokruhlenu na cele cisla

Returns:

y-ova zlozka pozicie zaokruhlena na cele cislo

move

protected void move(double offsetX,
                    double offsetY)

Zmeni poziciu o deltaX a deltaY

Parameters:

offsetX - zmena pozicie v smere osi x

offsetY - zmena pozicie v smere osi y

move

protected void move(Vector offset)

Zmeni poziciu o offset. x-ovu zlozku pozicie zmeni o x-ovu zlozku vektora, y-ovu zlozku pozicie zmeni o y-zlozku vektora.

Parameters:

offset - velkost posuvu

moveTowards

protected void moveTowards(double length,
                           Position towards)

Zmeni poziciu o lenght v smere ku destination. Ak je vzdialenost pozicie this ku destination mensia, ako length, tak nastavi poziciu this na destination

Parameters:

length - (maximalna) vzdialenost o ktoru sa objekt posunie smerom ku destination

towards - pozicia ku ktorej sa pozicia this priblizi

moveInDirection

protected void moveInDirection(double length,
                               double angle)

Zmeni poziciu o vzdialenost length v smere danom uhlom angle.

Parameters:

length - dlzka posunu

angle - uhol udavajuci smer posunu

setVisible

public void setVisible(boolean visible)

Nastavi, ci sa ma objekt zobrazovat, alebo nie Ak objekt nie je umiestneny v korenovej skupine (alebo v jej podskupine), tak nie je zobrazovany aj ked tato vlastnost nastavana na true

Parameters:

visible - urcuje ci ma byt objekt zobrazeny

isVisible

public boolean isVisible()

Vrati informáciu, ci je objekt zobrazovany. Ak objekt nie je umiestneny v korenovej skupine (alebo v jej podskupine), tak nie je zobrazovany, aj ked tato metoda vrati true

Returns:

true ak je objekt zobrazovany, inak false

getParent

public AbstractGroup getParent()

Vrati skupinu, do ktorej objekt patri

Returns:

skupina do ktorej objekt patri. Ak objekt nepatri do ziadnej skupiny, vrati null