1 files changed, 42 insertions, 0 deletions
diff --git a/src/main/java/org/cristalise/gui/graph/controller/AutoScrollController.java b/src/main/java/org/cristalise/gui/graph/controller/AutoScrollController.java
new file mode 100644
index 0000000..39b3b09
--- /dev/null
+++ b/src/main/java/org/cristalise/gui/graph/controller/AutoScrollController.java
@@ -0,0 +1,42 @@
+package org.cristalise.gui.graph.controller;
+
+import java.awt.Point;
+import java.awt.Rectangle;
+import java.awt.event.MouseEvent;
+import java.awt.event.MouseMotionListener;
+
+import org.cristalise.gui.graph.view.GraphPanel;
+
+
+
+public class AutoScrollController implements MouseMotionListener
+{
+    private GraphPanel mGraphPanel = null;
+
+
+    public void setGraphPanel(GraphPanel graphPanel)
+    {
+        mGraphPanel = graphPanel;
+        mGraphPanel.addMouseMotionListener(this);
+    }
+
+
+    @Override
+	public void mouseDragged(MouseEvent me)
+    {
+        Point mousePoint = null;
+
+
+        if(mGraphPanel != null)
+        {
+            mousePoint = me.getPoint();
+            mGraphPanel.scrollRectToVisible(new Rectangle(mousePoint.x, mousePoint.y, 1, 1));
+        }
+    }
+
+
+    @Override
+	public void mouseMoved(MouseEvent me)
+    {
+    }
+}