List<String> getGroups(boolean visible);
/**
- * change visibility for a range of groups
+ * Set visibility for a list of groups
*
* @param toset
* @param visible
void setGroupVisibility(List<String> toset, boolean visible);
/**
- * change visibiilty of given group
+ * Set visibility of the given feature group
*
* @param group
* @param visible
void setGroupVisibility(String group, boolean visible);
/**
- * Returns features at the specified aligned column on the given sequence.
- * Non-positional features are not included. If the column has a gap, then
- * enclosing features are included (but not contact features).
+ * Returns visible features at the specified aligned column on the given
+ * sequence. Non-positional features are not included. If the column has a gap,
+ * then enclosing features are included (but not contact features).
*
* @param sequence
* @param column