added source

1 files changed, 109 insertions, 0 deletions

diff --git a/src/GraphTypeHolder.java b/src/GraphTypeHolder.java
new file mode 100644
index 0000000..1fcac09
--- /dev/null
+++ b/src/GraphTypeHolder.java
@@ -0,0 +1,109 @@
+/*     */ import java.io.File;
+/*     */ import java.io.FileInputStream;
+/*     */ import java.io.FileOutputStream;
+/*     */ import java.io.IOException;
+/*     */ import java.io.ObjectInputStream;
+/*     */ import java.io.ObjectOutputStream;
+/*     */ import java.io.Serializable;
+/*     */ import java.util.ArrayList;
+/*     */ 
+/*     */ public class GraphTypeHolder
+/*     */   implements Serializable
+/*     */ {
+/*     */   private static final long serialVersionUID = -5227701003145329653L;
+/*  21 */   private ArrayList<GraphTypeStateChangedListener> listeners = new ArrayList();
+/*  22 */   private Point2DMaker graphType = new Euclidean2DPointMaker();
+/*     */   private static GraphTypeHolder instance;
+/*     */   private String[] equations;
+/*     */ 
+/*     */   public GraphTypeHolder()
+/*     */   {
+/*  27 */     for (int i = 0; i < this.listeners.size(); i++)
+/*  28 */       ((GraphTypeStateChangedListener)this.listeners.get(i)).graphTypeChanged(this.graphType);
+/*     */   }
+/*     */ 
+/*     */   public void setGraphPointMaker(Point2DMaker maker) {
+/*  32 */     this.graphType = maker;
+/*  33 */     fireGraphTypeStateChanged();
+/*     */   }
+/*     */   public void fireGraphTypeStateChanged() {
+/*  36 */     for (int i = 0; i < this.listeners.size(); i++)
+/*  37 */       ((GraphTypeStateChangedListener)this.listeners.get(i)).graphTypeChanged(this.graphType);
+/*     */   }
+/*     */ 
+/*     */   public Point2DMaker getGraphPointMaker() {
+/*  41 */     return this.graphType;
+/*     */   }
+/*     */   public void addGraphTypeStateChangedListener(GraphTypeStateChangedListener g) {
+/*  44 */     if (g == null) return;
+/*  45 */     this.listeners.add(g);
+/*     */   }
+/*     */   public String[] getEquations() {
+/*  48 */     return this.equations;
+/*     */   }
+/*     */   public void setEquations(String[] equations) {
+/*  51 */     this.equations = equations;
+/*     */   }
+/*     */   public static GraphTypeHolder getInstance() {
+/*  54 */     if (instance == null) instance = new GraphTypeHolder();
+/*  55 */     return instance;
+/*     */   }
+/*     */   public void serialize() {
+/*  58 */     File file = null;
+/*     */     try {
+/*  60 */       file = new File(new File(".").getCanonicalFile(), "LastGraph.ser");
+/*     */     }
+/*     */     catch (IOException e) {
+/*  63 */       e.printStackTrace();
+/*  64 */       return;
+/*     */     }
+/*  66 */     FileOutputStream fos = null;
+/*  67 */     ObjectOutputStream out = null;
+/*     */     try
+/*     */     {
+/*  70 */       fos = new FileOutputStream(file);
+/*  71 */       out = new ObjectOutputStream(fos);
+/*  72 */       out.writeObject(this);
+/*  73 */       out.close();
+/*     */     }
+/*     */     catch (IOException ex)
+/*     */     {
+/*  77 */       ex.printStackTrace();
+/*     */     }
+/*     */   }
+/*     */ 
+/*  81 */   private static GraphTypeHolder read() { File file = null;
+/*     */     try {
+/*  83 */       file = new File(new File(".").getCanonicalFile(), "LastGraph.ser");
+/*     */     }
+/*     */     catch (IOException e) {
+/*  86 */       e.printStackTrace();
+/*     */     }
+/*     */ 
+/*  89 */     FileInputStream fis = null;
+/*  90 */     ObjectInputStream in = null;
+/*  91 */     GraphTypeHolder ret = null;
+/*     */     try
+/*     */     {
+/*  94 */       fis = new FileInputStream(file);
+/*  95 */       in = new ObjectInputStream(fis);
+/*  96 */       ret = (GraphTypeHolder)in.readObject();
+/*  97 */       in.close();
+/*  98 */       return ret;
+/*     */     }
+/*     */     catch (IOException ex)
+/*     */     {
+/* 102 */       ex.printStackTrace();
+/*     */     }
+/*     */     catch (ClassNotFoundException ex)
+/*     */     {
+/* 106 */       ex.printStackTrace();
+/*     */     }
+/* 108 */     return null;
+/*     */   }
+/*     */ }
+
+/* Location:           Modulus.jar
+ * Qualified Name:     GraphTypeHolder
+ * JD-Core Version:    0.6.2
+ */
\ No newline at end of file