X-Git-Url: http://source.jalview.org/gitweb/?a=blobdiff_plain;f=src%2Fjalview%2Fapi%2FFeatureRenderer.java;h=b1813a69ba9b0f443b2528a8e480d75e742d8bc9;hb=2888e7307e1f7c8239234941498cb86e8c65ab36;hp=f54231e6a07555430ff7b42376e41179e31c08fe;hpb=799c26111d6936a2e70cb5f1fd7d7312311e6db9;p=jalview.git

diff --git a/src/jalview/api/FeatureRenderer.java b/src/jalview/api/FeatureRenderer.java
index f54231e..b1813a6 100644
--- a/src/jalview/api/FeatureRenderer.java
+++ b/src/jalview/api/FeatureRenderer.java
@@ -24,6 +24,7 @@ import jalview.datamodel.SequenceFeature;
 import jalview.datamodel.SequenceI;
 
 import java.awt.Color;
+import java.awt.Graphics;
 import java.util.List;
 import java.util.Map;
 
@@ -46,9 +47,10 @@ public interface FeatureRenderer
    *          - sequence providing features
    * @param r
    *          - column position
+   * @param g
    * @return
    */
-  Color findFeatureColour(Color col, SequenceI sequenceI, int r);
+  Color findFeatureColour(Color col, SequenceI sequenceI, int r, Graphics g);
 
   /**
    * trigger the feature discovery process for a newly created feature renderer.
@@ -170,4 +172,19 @@ public interface FeatureRenderer
    */
   void setVisible(String featureType);
 
+  /**
+   * Sets the transparency value, between 0 (full transparency) and 1 (no
+   * transparency)
+   * 
+   * @param value
+   */
+  void setTransparency(float value);
+
+  /**
+   * Returns the transparency value, between 0 (full transparency) and 1 (no
+   * transparency)
+   * 
+   * @return
+   */
+  float getTransparency();
 }