From 5c0e57f4e126e3c6560f8eab695eb2d591a8c335 Mon Sep 17 00:00:00 2001
From: Andrew Branson <andrew.branson@cern.ch>
Date: Thu, 12 Jul 2012 14:55:03 +0200
Subject: Take getVertex(point) and getEdge(point) from GraphModel

---
 .../com/c2kernel/gui/graph/view/GraphPanel.java    | 58 ++++++++++++++++++++--
 1 file changed, 55 insertions(+), 3 deletions(-)

(limited to 'src/main/java/com/c2kernel/gui/graph/view/GraphPanel.java')

diff --git a/src/main/java/com/c2kernel/gui/graph/view/GraphPanel.java b/src/main/java/com/c2kernel/gui/graph/view/GraphPanel.java
index a234d65..ca309b1 100644
--- a/src/main/java/com/c2kernel/gui/graph/view/GraphPanel.java
+++ b/src/main/java/com/c2kernel/gui/graph/view/GraphPanel.java
@@ -9,9 +9,6 @@ import java.awt.Paint;
 import java.awt.Polygon;
 import java.awt.event.MouseAdapter;
 import java.awt.event.MouseEvent;
-import com.c2kernel.gui.graph.event.ElasticBandResizedEvent;
-import com.c2kernel.gui.graph.event.ElasticBandSetEvent;
-import com.c2kernel.gui.graph.event.SelectionMovedEvent;
 import java.util.Observable;
 import java.util.Observer;
 import java.util.Vector;
@@ -27,7 +24,10 @@ import com.c2kernel.graph.model.Vertex;
 import com.c2kernel.gui.ImageLoader;
 import com.c2kernel.gui.graph.controller.ElasticBand;
 import com.c2kernel.gui.graph.controller.Selection;
+import com.c2kernel.gui.graph.event.ElasticBandResizedEvent;
+import com.c2kernel.gui.graph.event.ElasticBandSetEvent;
 import com.c2kernel.gui.graph.event.SelectionChangedEvent;
+import com.c2kernel.gui.graph.event.SelectionMovedEvent;
 public class GraphPanel extends JPanel implements Observer
 {
     // There should always be a Selection object
@@ -316,6 +316,58 @@ public class GraphPanel extends JPanel implements Observer
         mSelection.mBottomRightY = newTopLeftY + selectionHeight;
         mGraphModelManager.notifyObservers(mSelectionMovedEvent);
     }
+    
+    // If the specified point is within more than one vertex,
+    // then the smallest vertex is returned.
+    public Vertex getVertex(GraphPoint p) {
+        Object[] vertexObjs = mGraphModelManager.getModel().getVertices();
+        Vertex vertex = null;
+        Vector<Vertex> vertexVector = new Vector<Vertex>(10, 10);
+        int numVerticesFound = 0;
+        Vertex smallestVertex = null;
+        int sizeOfSmallestVertex = 0;
+        int sizeOfVertex = 0;
+        int i = 0;
+        for (i = 0; i < vertexObjs.length; i++) {
+            vertex = (Vertex)vertexObjs[i];
+            if (vertex.containsPoint(p)) {
+                vertexVector.add(vertex);
+            }
+        }
+        numVerticesFound = vertexVector.size();
+        if (numVerticesFound == 0) {
+            return null;
+        }
+        else {
+            smallestVertex = vertexVector.elementAt(0);
+            sizeOfSmallestVertex = smallestVertex.getHeight() * smallestVertex.getWidth();
+            // Determine the smallest vertex
+            for (i = 1; i < numVerticesFound; i++) {
+                vertex = vertexVector.elementAt(i);
+                sizeOfVertex = vertex.getHeight() * vertex.getWidth();
+                if (sizeOfVertex < sizeOfSmallestVertex) {
+                    smallestVertex = vertex;
+                    sizeOfSmallestVertex = sizeOfVertex;
+                }
+            }
+            return smallestVertex;
+        }
+    }
+    
+    public DirectedEdge getEdge(GraphPoint p) {
+        Object[] edgeObjs = mGraphModelManager.getModel().getEdges();
+        DirectedEdge edge = null;
+        int i = 0;
+        for (i = 0; i < edgeObjs.length; i++) {
+            edge = (DirectedEdge)edgeObjs[i];
+            if (edge.containsPoint(p)) {
+                return edge;
+            }
+        }
+        return null;
+    }
+
+    
     public void setSelection(Selection s) {
         // If the there is a change
         if (selectionChanged(s)) {
-- 
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