org.openjump.core.ui.plugin.tools
Class CreateThiessenPolygonsPlugIn
java.lang.Object
com.vividsolutions.jump.workbench.plugin.AbstractPlugIn
org.openjump.core.ui.plugin.tools.CreateThiessenPolygonsPlugIn
- All Implemented Interfaces:
- PlugIn, ThreadedPlugIn
public class CreateThiessenPolygonsPlugIn
- extends AbstractPlugIn
- implements ThreadedPlugIn
Creates voronoi regions from a set of points.
The Delauney algorithm used for the triangulation is by L. Paul Chew and
his free demonstration java-applet.
http://www.cs.cornell.edu/Info/People/chew/Delaunay.html
- Author:
- sstein
| 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.plugin.PlugIn |
getName |
CreateThiessenPolygonsPlugIn
public CreateThiessenPolygonsPlugIn()
initialize
public void initialize(PlugInContext context)
throws java.lang.Exception
- Description copied from interface:
PlugIn
- Called when Workbench starts up to allow plugins to initialize themselves.
- Specified by:
initialize in interface PlugIn- Overrides:
initialize in class AbstractPlugIn
- Throws:
java.lang.Exception
createEnableCheck
public static MultiEnableCheck createEnableCheck(WorkbenchContext workbenchContext)
execute
public boolean execute(PlugInContext context)
throws java.lang.Exception
- Description copied from interface:
PlugIn
- Performs the action for this plugin.
For threaded plugins with dialogs, this method contains the code to
invoke the dialog. If the user cancels the dialog, this method
should return
false to prevent the run method
from being called.
- Specified by:
execute in interface PlugIn- Overrides:
execute in class AbstractPlugIn
- Returns:
- true if the action completed, false if it was aborted.
Used by ThreadedPlugIns to indicate that their #run method needn't be
called next.
- Throws:
java.lang.Exception - if a problem occurs during plug-in execution- See Also:
ThreadedPlugIn
run
public void run(TaskMonitor monitor,
PlugInContext context)
throws java.lang.Exception
- Description copied from interface:
ThreadedPlugIn
- Runs the task. This method will be executed in a separate thread, so that
the GUI remains responsive (but only partially so, as a modal progress
dialog will be in the way). Don't call GUI classes in this method as it is not
executed on the GUI thread.
- Specified by:
run in interface ThreadedPlugIn
- Parameters:
monitor - context to which this task can report its progress and
check whether a party has requested its cancellation
- Throws:
java.lang.Exception
transferAttributes
public FeatureDataset transferAttributes(FeatureSchema fs,
com.vividsolutions.jts.index.quadtree.Quadtree treeWithFeatures,
java.util.ArrayList thiessenGeoms)