JAL-2438 unit test, fixes, Javadoc updates

[jalview.git] / src / jalview / renderer / seqfeatures / FeatureRenderer.java

diff --git a/src/jalview/renderer/seqfeatures/FeatureRenderer.java b/src/jalview/renderer/seqfeatures/FeatureRenderer.java
index f826a88..49b98a5 100644 (file)
--- a/src/jalview/renderer/seqfeatures/FeatureRenderer.java
+++ b/src/jalview/renderer/seqfeatures/FeatureRenderer.java
@@ -210,12 +210,7 @@ public class FeatureRenderer extends FeatureRendererModel
   }
 
   /**
-   * This is used by Structure Viewers and the Overview Window to get the
-   * feature colour of the rendered sequence
-   * 
-   * @param seq
-   * @param column
-   * @return
+   * {@inheritDoc}
    */
   @Override
   public Color findFeatureColour(SequenceI seq, int column, Graphics g)
@@ -271,15 +266,17 @@ public class FeatureRenderer extends FeatureRendererModel
 
   /**
    * Draws the sequence features on the graphics context, or just determines the
-   * colour that would be drawn (if flag offscreenrender is true).
+   * colour that would be drawn (if flag colourOnly is true). Returns the last
+   * colour drawn (which may not be the effective colour if transparency
+   * applies), or null if no feature is drawn in the range given.
    * 
    * @param g
    *          the graphics context to draw on (may be null if colourOnly==true)
    * @param seq
    * @param start
-   *          start column (or sequence position in offscreenrender mode)
+   *          start column
    * @param end
-   *          end column (not used in offscreenrender mode)
+   *          end column
    * @param y1
    *          vertical offset at which to draw on the graphics
    * @param colourOnly