added source

130 files changed, 11486 insertions, 0 deletions

diff --git a/src/AbstractGraph.java b/src/AbstractGraph.java
new file mode 100644
index 0000000..cb36558
--- /dev/null
+++ b/src/AbstractGraph.java
@@ -0,0 +1,114 @@
+/*     */ import java.awt.Color;
+/*     */ import java.util.ArrayList;
+/*     */ import java.util.List;
+/*     */ 
+/*     */ public abstract class AbstractGraph extends GraphWorld
+/*     */ {
+/*     */   private static final long serialVersionUID = -4806217320367527179L;
+/*  15 */   public static final Color[] colors = { 
+/*  16 */     Color.red, 
+/*  17 */     Color.blue, 
+/*  18 */     Color.green, 
+/*  19 */     Color.yellow.darker(), 
+/*  20 */     Color.magenta, 
+/*  21 */     Color.pink, 
+/*  22 */     Color.orange, 
+/*  23 */     Color.black, 
+/*  24 */     new Color(100, 100, 0), 
+/*  25 */     Color.gray };
+/*     */   private ArrayList<Point2D>[] points;
+/*     */   private static ExtendablePointInvoker invoker;
+/*     */   private double lastY;
+/*     */   private double lastX;
+/*     */   private WindowRange winRange;
+/*     */   private int xskip;
+/*     */ 
+/*     */   public AbstractGraph(int w, int h)
+/*     */   {
+/*  38 */     super(w, h);
+/*  39 */     this.points = new ArrayList[10];
+/*  40 */     for (int i = 0; i < this.points.length; i++) this.points[i] = new ArrayList();
+/*  41 */     this.winRange = new WindowRange();
+/*     */   }
+/*     */   public void setWindowRange(WindowRange winRange) {
+/*  44 */     this.winRange = winRange;
+/*  45 */     repaint();
+/*     */   }
+/*     */   public WindowRange getWindowRange() {
+/*  48 */     return this.winRange;
+/*     */   }
+/*     */   public void addPoint(Point2D point, int index) {
+/*  51 */     this.points[index].add(point);
+/*     */   }
+/*     */   public void pushPoint(Point2D point, int index) {
+/*  54 */     this.points[index].add(0, point);
+/*     */   }
+/*     */   public void removePoint(Point2D point, int index) {
+/*  57 */     this.points[index].remove(point);
+/*     */   }
+/*     */ 
+/*     */   public ArrayList<Point2D>[] getPoints() {
+/*  61 */     return this.points;
+/*     */   }
+/*     */   public String[] getEquations() {
+/*  64 */     return GraphTypeHolder.getInstance().getEquations();
+/*     */   }
+/*     */   public void setEquations(String[] equations) {
+/*  67 */     GraphTypeHolder.getInstance().setEquations(equations);
+/*  68 */     clearEvents();
+/*  69 */     repaint();
+/*     */   }
+/*     */ 
+/*     */   protected void setLastY(double last) {
+/*  73 */     this.lastY = last;
+/*     */   }
+/*     */   protected void setLastX(double last) {
+/*  76 */     this.lastX = last;