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java.lang.Object com.bbn.openmap.proj.ProjectionStackSupport
public class ProjectionStackSupport
This is a utility class that can be used by beans that need support for handling ProjectionListeners and firing ProjectionEvents. You can use an instance of this class as a member field of your bean and delegate work to it.
Constructor Summary | |
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ProjectionStackSupport()
Construct a ProjectionStackSupport. |
Method Summary | |
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void |
add(ProjectionStackTrigger pt)
Add a ProjectionStackTrigger. |
void |
fireStackStatus(boolean enableBackProjections,
boolean enableForwardProjections)
Send a status to all registered triggers. |
java.util.ArrayList<ProjectionStackTrigger> |
getTriggers()
Return a cloned list of Triggers. |
void |
remove(ProjectionStackTrigger pt)
Remove a ProjectionStackTrigger. |
int |
size()
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Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Constructor Detail |
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public ProjectionStackSupport()
Method Detail |
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public void add(ProjectionStackTrigger pt)
pt
- ProjectionStackTriggerpublic void remove(ProjectionStackTrigger pt)
pt
- ProjectionStackTriggerpublic java.util.ArrayList<ProjectionStackTrigger> getTriggers()
public int size()
public void fireStackStatus(boolean enableBackProjections, boolean enableForwardProjections)
enableBackProjections
- there is at least one past
projection in the back cache.enableForwardProjections
- there is at least one future
projection in the forward cache. Used when a past
projection is being used.
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