CH.ifa.draw.standard

Class ConnectionTool

java.lang.Object

CH.ifa.draw.standard.AbstractTool

CH.ifa.draw.standard.ConnectionTool

All Implemented Interfaces:

Tool

Direct Known Subclasses:

SynapseCreationTool

public class ConnectionTool
extends AbstractTool

A tool that can be used to connect figures, to split connections, and to join two segments of a connection. ConnectionTools turns the visibility of the Connectors on when it enters a figure. The connection object to be created is specified by a prototype. Design Patterns

Prototype
ConnectionTools creates the connection by cloning a prototype.

See Also:

ConnectionFigure, Object.clone()

Constructor Summary

Constructors

Constructor and Description
ConnectionTool(DrawingView view, ConnectionFigure prototype)

Method Summary

Modifier and Type	Method and Description
void	deactivate() Deactivates the tool.
void	mouseDown(java.awt.event.MouseEvent e, int x, int y) Manipulates connections in a context dependent way.
void	mouseDrag(java.awt.event.MouseEvent e, int x, int y) Adjust the created connection or split segment.
void	mouseMove(java.awt.event.MouseEvent e, int x, int y) Handles mouse move events in the drawing view.
void	mouseUp(java.awt.event.MouseEvent e, int x, int y) Connects the figures if the mouse is released over another figure.

Methods inherited from class CH.ifa.draw.standard.AbstractTool

activate, drawing, editor, keyDown, view

Methods inherited from class java.lang.Object

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

Constructor Detail

ConnectionTool

public ConnectionTool(DrawingView view,
                      ConnectionFigure prototype)

Method Detail

mouseMove

public void mouseMove(java.awt.event.MouseEvent e,
                      int x,
                      int y)

Handles mouse move events in the drawing view.

Specified by:

mouseMove in interface Tool

Overrides:

mouseMove in class AbstractTool

mouseDown

public void mouseDown(java.awt.event.MouseEvent e,
                      int x,
                      int y)

Manipulates connections in a context dependent way. If the mouse down hits a figure start a new connection. If the mousedown hits a connection split a segment or join two segments.

Specified by:

mouseDown in interface Tool

Overrides:

mouseDown in class AbstractTool

mouseDrag

public void mouseDrag(java.awt.event.MouseEvent e,
                      int x,
                      int y)

Adjust the created connection or split segment.

Specified by:

mouseDrag in interface Tool

Overrides:

mouseDrag in class AbstractTool

mouseUp

public void mouseUp(java.awt.event.MouseEvent e,
                    int x,
                    int y)

Connects the figures if the mouse is released over another figure.

Specified by:

mouseUp in interface Tool

Overrides:

mouseUp in class AbstractTool

deactivate

public void deactivate()

Description copied from class: AbstractTool

Deactivates the tool. This method is called whenever the user switches to another tool. Use this method to do some clean-up when the tool is switched. Subclassers should always call super.deactivate.

Specified by:

deactivate in interface Tool

Overrides:

deactivate in class AbstractTool