X-Git-Url: http://source.jalview.org/gitweb/?a=blobdiff_plain;f=src%2Fjalview%2Fapi%2FAlignCalcWorkerI.java;h=85157c466c31e11b66eeea25b8aced2bccb066c8;hb=e1dbbc5edc07f65706eeb1dda9f4c9bcdee9d3a5;hp=872528b00fc60f596f11ae9ec747c8bcc159b66f;hpb=ad15cff29620f960119f80176f1fd443da9f6763;p=jalview.git

diff --git a/src/jalview/api/AlignCalcWorkerI.java b/src/jalview/api/AlignCalcWorkerI.java
index 872528b..85157c4 100644
--- a/src/jalview/api/AlignCalcWorkerI.java
+++ b/src/jalview/api/AlignCalcWorkerI.java
@@ -22,12 +22,39 @@ package jalview.api;
 
 import jalview.datamodel.AlignmentAnnotation;
 
+/**
+ * Interface describing a worker that calculates alignment annotation(s). The
+ * main (re-)calculation should be performed by the inherited run() method.
+ */
 public interface AlignCalcWorkerI extends Runnable
 {
+  /**
+   * Answers true if this worker updates the given annotation (regardless of its
+   * current state)
+   * 
+   * @param annot
+   * @return
+   */
+  boolean involves(AlignmentAnnotation annot);
 
-  public boolean involves(AlignmentAnnotation annot);
+  /**
+   * Updates the display of calculated annotation values (does not recalculate
+   * the values). This allows ßquick redraw of annotations when display settings
+   * are changed.
+   */
+  void updateAnnotation();
 
-  public void updateAnnotation();
+  /**
+   * Removes any annotation(s) managed by this worker from the alignment
+   */
+  void removeAnnotation();
 
-  void removeOurAnnotation();
+  /**
+   * Answers true if the worker should be deleted entirely when its annotation
+   * is deleted from the display, or false if it should continue to run. Some
+   * workers are required to run for their side-effects.
+   * 
+   * @return
+   */
+  boolean isDeletable();
 }