Merge branch 'features/pca_jaxb_datasetrefs_JAL-3171_JAL-3063_JAL-1767' into develop

[jalview.git] / src / jalview / api / RotatableCanvasI.java

diff --git a/src/jalview/api/RotatableCanvasI.java b/src/jalview/api/RotatableCanvasI.java
index 72a51d3..c6eb6de 100644 (file)
--- a/src/jalview/api/RotatableCanvasI.java
+++ b/src/jalview/api/RotatableCanvasI.java
@@ -1,8 +1,28 @@
+/*
+ * Jalview - A Sequence Alignment Editor and Viewer (Version 2.8.2b1)
+ * Copyright (C) 2014 The Jalview Authors
+ * 
+ * This file is part of Jalview.
+ * 
+ * Jalview is free software: you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License 
+ * as published by the Free Software Foundation, either version 3
+ * of the License, or (at your option) any later version.
+ *  
+ * Jalview is distributed in the hope that it will be useful, but 
+ * WITHOUT ANY WARRANTY; without even the implied warranty 
+ * of MERCHANTABILITY or FITNESS FOR A PARTICULAR 
+ * PURPOSE.  See the GNU General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License
+ * along with Jalview.  If not, see <http://www.gnu.org/licenses/>.
+ * The Jalview Authors are detailed in the 'AUTHORS' file.
+ */
 package jalview.api;
 
 import jalview.datamodel.SequencePoint;
 
-import java.util.Vector;
+import java.util.List;
 
 /**
  * interface implemented by RotatatableCanvas GUI elements (such as point clouds
@@ -13,7 +33,23 @@ import java.util.Vector;
  */
 public interface RotatableCanvasI
 {
+  void setPoints(List<SequencePoint> points, int rows);
 
-  void setPoints(Vector<SequencePoint> points, int rows);
+  /**
+   * Zoom the view in (or out) by the given factor, which should be >= 0. A
+   * factor greater than 1 zooms in (expands the display), a factor less than 1
+   * zooms out (shrinks the display).
+   * 
+   * @param factor
+   */
+  void zoom(float factor);
 
+  /**
+   * Rotates the view by the specified number of degrees about the x and/or y
+   * axis
+   * 
+   * @param x
+   * @param y
+   */
+  void rotate(float x, float y);
 }