JAL-1628 wrappers for common checks on ColumnSelection

[jalview.git] / src / jalview / datamodel / ColumnSelection.java

diff --git a/src/jalview/datamodel/ColumnSelection.java b/src/jalview/datamodel/ColumnSelection.java
index f414d13..97b7c67 100644 (file)
--- a/src/jalview/datamodel/ColumnSelection.java
+++ b/src/jalview/datamodel/ColumnSelection.java
@@ -1265,4 +1265,37 @@ public class ColumnSelection
       }
     }
   }
+
+  /**
+   * 
+   * @return true if there are columns marked
+   */
+  public boolean hasSelectedColumns()
+  {
+    return (selected != null && selected.size() > 0);
+  }
+
+  /**
+   * 
+   * @return true if there are columns hidden
+   */
+  public boolean hasHiddenColumns()
+  {
+    return hiddenColumns != null && hiddenColumns.size() > 0;
+  }
+
+  /**
+   * mark the columns corresponding to gap characters as hidden in the column
+   * selection
+   * 
+   * @param sr
+   */
+  public void hideInsertionsFor(SequenceI sr)
+  {
+    List<int[]> inserts = sr.getInsertions();
+    for (int[] r : inserts)
+    {
+      hideColumns(r[0], r[1]);
+    }
+  }
 }