org.tigris.gef.base
Class ModeModify

java.lang.Object
  org.tigris.gef.base.ModeImpl
      org.tigris.gef.base.FigModifyingModeImpl
          org.tigris.gef.base.ModeModify

All Implemented Interfaces:

java.awt.event.KeyListener, java.awt.event.MouseListener, java.awt.event.MouseMotionListener, java.io.Serializable, java.util.EventListener, FigModifyingMode, Mode

public class ModeModify
extends FigModifyingModeImpl

A Mode to process events from the Editor when the user is modifying a Fig. Right now users can drag one or more Figs around the drawing area, or they can move a handle on a single Fig.

See Also:

Fig, Selection, Serialized Form

Field Summary

Fields inherited from class org.tigris.gef.base.FigModifyingModeImpl

editor

Fields inherited from class org.tigris.gef.base.ModeImpl

_args

Constructor Summary

ModeModify(Editor par)
Construct a new ModeModify with the given parent, and set the Anchor point to a default location (the _anchor's proper position will be determioned on mouse down).

Method Summary

void	done() When a Mode handles a certain event that indicates that the user wants to exit that Mode (e.g., a mouse up event after a drag in ModeCreateEdge) the Mode calls done to make switching to another Mode possible.
java.lang.String	instructions() Reply a string of instructions that should be shown in the statusbar when this mode starts.
void	keyPressed(java.awt.event.KeyEvent keyEvent)
void	keyReleased(java.awt.event.KeyEvent keyEvent)
void	mouseDragged(java.awt.event.MouseEvent mouseEvent) When the user drags the mouse two things can happen: (1) if the user is dragging the body of one or more Figs then they are all moved around the drawing area, or (2) if the user started dragging on a handle of one Fig then the user can drag the handle around the drawing area and the Fig reacts to that.
void	mousePressed(java.awt.event.MouseEvent me) When the user presses the mouse button on a Fig, this Mode starts preparing for future drag events by finding if a handle was clicked on.
void	mouseReleased(java.awt.event.MouseEvent me) On mouse up the modification interaction is done.
void	paint(java.awt.Graphics g) Modes can paint themselves to give the user feedback.

Methods inherited from class org.tigris.gef.base.FigModifyingModeImpl

getEditor, getInitialCursor, isFigEnclosedIn, print, setCursor, setEditor

Methods inherited from class org.tigris.gef.base.ModeImpl

canExit, getArg, getArgs, init, keyTyped, leave, mouseClicked, mouseEntered, mouseExited, mouseMoved, setArg, setArgs, start

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.tigris.gef.base.Mode

canExit, getArg, getArgs, init, setArg, setArgs, start

Constructor Detail

ModeModify

public ModeModify(Editor par)

Construct a new ModeModify with the given parent, and set the Anchor point to a default location (the _anchor's proper position will be determioned on mouse down).

Method Detail

instructions

public java.lang.String instructions()

Reply a string of instructions that should be shown in the statusbar when this mode starts.

Specified by:

instructions in interface FigModifyingMode

Overrides:

instructions in class FigModifyingModeImpl

mouseDragged

public void mouseDragged(java.awt.event.MouseEvent mouseEvent)

When the user drags the mouse two things can happen: (1) if the user is dragging the body of one or more Figs then they are all moved around the drawing area, or (2) if the user started dragging on a handle of one Fig then the user can drag the handle around the drawing area and the Fig reacts to that.

Specified by:

mouseDragged in interface java.awt.event.MouseMotionListener

Overrides:

mouseDragged in class ModeImpl

keyPressed

public void keyPressed(java.awt.event.KeyEvent keyEvent)

Specified by:

keyPressed in interface java.awt.event.KeyListener

Overrides:

keyPressed in class ModeImpl

keyReleased

public void keyReleased(java.awt.event.KeyEvent keyEvent)

Specified by:

keyReleased in interface java.awt.event.KeyListener

Overrides:

keyReleased in class ModeImpl

mousePressed

public void mousePressed(java.awt.event.MouseEvent me)

When the user presses the mouse button on a Fig, this Mode starts preparing for future drag events by finding if a handle was clicked on. This event is passed from ModeSelect.

Specified by:

mousePressed in interface java.awt.event.MouseListener

Overrides:

mousePressed in class ModeImpl

mouseReleased

public void mouseReleased(java.awt.event.MouseEvent me)

On mouse up the modification interaction is done.

Specified by:

mouseReleased in interface java.awt.event.MouseListener

Overrides:

mouseReleased in class ModeImpl

done

public void done()

Description copied from class: ModeImpl

When a Mode handles a certain event that indicates that the user wants to exit that Mode (e.g., a mouse up event after a drag in ModeCreateEdge) the Mode calls done to make switching to another Mode possible.

Specified by:

done in interface Mode

Overrides:

done in class FigModifyingModeImpl

paint

public void paint(java.awt.Graphics g)

Description copied from class: FigModifyingModeImpl

Modes can paint themselves to give the user feedback. For example, ModePlace paints the object being placed. Mode's are drawn on top of (after) the Editor's current view and on top of any selections.

Specified by:

paint in interface FigModifyingMode

Overrides:

paint in class FigModifyingModeImpl