fdda.dialog.java2d
Class Selector

java.lang.Object
  |
  +--fdda.dialog.java2d.AbstractManipulator
        |
        +--fdda.dialog.java2d.Selector

All Implemented Interfaces:

Manipulator, SelectionModifier

public class Selector

extends AbstractManipulator

implements SelectionModifier

Selects movable components in a rectangle dragged open by the user.

Author:

Jörg Rüdenauer

Field Summary

Fields inherited from class fdda.dialog.java2d.AbstractManipulator

graphicHolder, painter

Constructor Summary

Selector(GraphicHolder graphicHolder)
Constructor

Method Summary

void	execute(double x, double y) Executes the action.
void	finish(double x, double y) Finishes the action, making the changes permanent.
void	start(Component component) Calculates the starting point from the component.
void	start(double x, double y) Starts the action.

Methods inherited from class fdda.dialog.java2d.AbstractManipulator

getGraphicHolder, moveToGrid, setGraphicHolder

Methods inherited from class java.lang.Object

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

Constructor Detail

Selector

public Selector(GraphicHolder graphicHolder)

Constructor

Parameters:

graphicHolder - the graphics holder

Method Detail

start

public void start(Component component)
           throws NoSuitableComponentException

Calculates the starting point from the component.

Specified by:

start in interface Manipulator

Parameters:

component - the component

Throws:

NoSuitableComponentException - if the component can't be used for the action of the manipulator

See Also:

Manipulator.start(fdda.graphics.Component)

start

public void start(double x,
                  double y)
           throws NoSuitableComponentException

Description copied from interface: Manipulator

Starts the action. The component is specified by its coordinates.

Specified by:

start in interface Manipulator

Parameters:

x - the x coordinate

y - the y coordinate

Throws:

NoSuitableComponentException - if no component that could be used for the action of the manipulator is at that point

execute

public void execute(double x,
                    double y)
             throws NoSuitableComponentException

Description copied from interface: Manipulator

Executes the action.

Specified by:

execute in interface Manipulator

Parameters:

x - the new x coordinate (may not be important)

y - the new y coordinate (may not be important)

Throws:

NoSuitableComponentException - if no suitable component was selected first by calling start

finish

public void finish(double x,
                   double y)
            throws NoSuitableComponentException

Description copied from interface: Manipulator

Finishes the action, making the changes permanent.

Specified by:

finish in interface Manipulator

Parameters:

x - the new x coordinate (may not be important)

y - the new y coordinate (may not be important)

Throws:

NoSuitableComponentException - if no suitable component was selected first by calling start