Package org.openjump.core.ui.plugin.edittoolbox.cursortools

Class ConstrainedMultiClickTool

java.lang.Object

com.vividsolutions.jump.workbench.ui.cursortool.AbstractCursorTool

org.openjump.core.ui.plugin.edittoolbox.cursortools.ConstrainedMultiClickTool

All Implemented Interfaces:

CursorTool, MouseListener, MouseMotionListener, EventListener

Direct Known Subclasses:

ConstrainedMultiClickArcTool, ConstrainedNClickTool, ConstrainedNClickTool, ConstrainedPolygonTool, DrawConstrainedCircleTool, DrawConstrainedLineStringTool

public abstract class ConstrainedMultiClickTool
extends AbstractCursorTool

A VisualIndicatorTool that allows the user to draw shapes with multiple vertices. Double-clicking ends the gesture.

Nested Class Summary

Nested classes/interfaces inherited from class com.vividsolutions.jump.workbench.ui.cursortool.AbstractCursorTool

AbstractCursorTool.Listener

Field Summary

Fields

Modifier and Type	Field	Description
protected List	coordinates
protected boolean	drawClosed
protected Point	mouseLastLoc
protected org.locationtech.jts.geom.Coordinate	tentativeCoordinate

Fields inherited from class com.vividsolutions.jump.workbench.ui.cursortool.AbstractCursorTool

isLinuxOS, panel

Constructor Summary

Constructors

Constructor	Description
ConstrainedMultiClickTool(WorkbenchContext context)

Method Summary

Modifier and Type	Method	Description
void	activate(LayerViewPanel layerViewPanel)
protected void	add(org.locationtech.jts.geom.Coordinate c)
void	cancelGesture()	Notifies the CursorTool that a party is requesting that the gesture currently in progress be aborted.
void	deactivate()
protected org.locationtech.jts.geom.Coordinate	doConstraint(MouseEvent e)
protected void	finishGesture()
List	getCoordinates()	Will return an empty List once the shape is cleared.
protected org.locationtech.jts.geom.Coordinate	getIntersection(org.locationtech.jts.geom.Coordinate p1, org.locationtech.jts.geom.Coordinate p2, org.locationtech.jts.geom.Coordinate p3, org.locationtech.jts.geom.Coordinate p4)
protected Shape	getShape()
protected boolean	isFinishingRelease(MouseEvent e)
void	mouseDragged(MouseEvent e)
protected void	mouseLocationChanged(MouseEvent e)
void	mouseMoved(MouseEvent e)
void	mousePressed(MouseEvent e)
void	mouseReleased(MouseEvent e)
protected org.locationtech.jts.geom.Coordinate[]	toArray(List coordinates)

Methods inherited from class com.vividsolutions.jump.workbench.ui.cursortool.AbstractCursorTool

add, allowSnapping, check, cleanup, clearImage, clearShape, componentWithFocusIsHandledByCursorTools, createCursor, createCursor, createCursor, createStandardSnappingPolicies, drawImageXOR, drawImageXOR, drawShapeXOR, drawShapeXOR, execute, execute, fireGestureFinished, gestureFinished, getColor, getCursor, getImage, getImagePosition, getName, getPanel, getPanel, getSnapManager, getStroke, getTaskFrame, getWorkbench, getWorkbenchContext, isGestureInProgress, isRightMouseButtonUsed, isRollingBackInvalidEdits, isShapeOnScreen, mouseClicked, mouseEntered, mouseExited, name, prohibitSnapping, redrawImage, redrawShape, reportNothingToUndoYet, setColor, setControlPressed, setFilling, setPanel, setShiftPressed, setStroke, setup, snap, snap, supportsSnapping, toString, wasControlPressed, wasShiftPressed

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.vividsolutions.jump.workbench.ui.cursortool.CursorTool

getIcon

Field Detail

coordinates

protected List coordinates

tentativeCoordinate

protected org.locationtech.jts.geom.Coordinate tentativeCoordinate

drawClosed

protected boolean drawClosed

mouseLastLoc

protected Point mouseLastLoc

Constructor Detail

ConstrainedMultiClickTool

public ConstrainedMultiClickTool(WorkbenchContext context)

Method Detail

getCoordinates

public List getCoordinates()

Will return an empty List once the shape is cleared.

See Also:

AbstractCursorTool.clearShape()

cancelGesture

public void cancelGesture()

Description copied from interface: CursorTool

Notifies the CursorTool that a party is requesting that the gesture currently in progress be aborted.

Specified by:

cancelGesture in interface CursorTool

Overrides:

cancelGesture in class AbstractCursorTool

mouseReleased

public void mouseReleased(MouseEvent e)

Specified by:

mouseReleased in interface MouseListener

Overrides:

mouseReleased in class AbstractCursorTool

doConstraint

protected org.locationtech.jts.geom.Coordinate doConstraint(MouseEvent e)
                                                     throws NoninvertibleTransformException

Throws:

NoninvertibleTransformException

mouseLocationChanged

protected void mouseLocationChanged(MouseEvent e)

mouseMoved

public void mouseMoved(MouseEvent e)

Specified by:

mouseMoved in interface MouseMotionListener

Overrides:

mouseMoved in class AbstractCursorTool

mouseDragged

public void mouseDragged(MouseEvent e)

Specified by:

mouseDragged in interface MouseMotionListener

Overrides:

mouseDragged in class AbstractCursorTool

add

protected void add(org.locationtech.jts.geom.Coordinate c)

mousePressed

public void mousePressed(MouseEvent e)

Specified by:

mousePressed in interface MouseListener

Overrides:

mousePressed in class AbstractCursorTool

getShape

protected Shape getShape()
                  throws NoninvertibleTransformException

Specified by:

getShape in class AbstractCursorTool

Returns:

null if nothing should be drawn

Throws:

NoninvertibleTransformException

isFinishingRelease

protected boolean isFinishingRelease(MouseEvent e)

toArray

protected org.locationtech.jts.geom.Coordinate[] toArray(List coordinates)

finishGesture

protected void finishGesture()
                      throws Exception

Throws:

Exception

deactivate

public void deactivate()

Specified by:

deactivate in interface CursorTool

Overrides:

deactivate in class AbstractCursorTool

getIntersection

protected org.locationtech.jts.geom.Coordinate getIntersection(org.locationtech.jts.geom.Coordinate p1,
                                                               org.locationtech.jts.geom.Coordinate p2,
                                                               org.locationtech.jts.geom.Coordinate p3,
                                                               org.locationtech.jts.geom.Coordinate p4)

activate

public void activate(LayerViewPanel layerViewPanel)

Specified by:

activate in interface CursorTool

Overrides:

activate in class AbstractCursorTool