Added getPositionCenterX/Y to the SmartGraphVertex interface.

This allows to programatically obtain current positions for
displayed vertices.

Author: brunomnsilva

releases/JavaFXSmartGraph-0.9.jar

@@ -57,6 +57,20 @@ public interface SmartGraphVertex<V> extends SmartStylableNode {
      */
     public void setPosition(double x, double y);
 
+    /**
+     * Return the center x-coordinate of this vertex in panel coordinates.
+     * 
+     * @return     x-coordinate of the vertex 
+     */
+    public double getPositionCenterX();
+    
+    /**
+     * Return the center y-coordinate of this vertex in panel coordinates.
+     * 
+     * @return     y-coordinate of the vertex 
+     */
+    public double getPositionCenterY();
+    
     /**
      * Returns the circle radius used to represent this vertex.
      * 

releases/JavaFXSmartGraph-0.9.zip

@@ -30,7 +30,6 @@
 import javafx.scene.Cursor;
 import javafx.scene.input.MouseEvent;
 import javafx.scene.shape.Circle;
-import javafx.scene.text.Text;
 import com.brunomnsilva.smartgraph.graph.Vertex;
 
 /**
@@ -154,6 +153,17 @@ public void setPosition(double x, double y) {
         setCenterX(x);
         setCenterY(y);
     }
+    
+     @Override
+    public double getPositionCenterX() {
+        return getCenterX();
+    }
+
+    @Override
+    public double getPositionCenterY() {
+        return getCenterY();
+    }
+
 
     /**
      * Sets the position of the instance in pixels.