fix of circle class some changes

src/main/java/shape/Circle.java

 package shape;
 
-import javafx.geometry.Point2D;
 import javafx.scene.canvas.GraphicsContext;
-import javafx.scene.paint.Color;
 
 public class Circle implements Shape {
     private Point2D center;
     private double radius;
-    private Color color;
 
-    public Circle(Color color, double x, double y, double radius) {
-        this.color = color;
+
+    public Circle(double x, double y, double radius) {
         this.center = new Point2D(x, y);
         this.radius = radius;
     }
 
     @Override
     public int pointsCount() {
+     
         return 1;
     }
 
     @Override
     public Point2D point(int index) {
+        
         if (index == 0) {
             return center;
+        } else {
+            throw new IndexOutOfBoundsException("Un cercle n'a qu'un seul point central.");
         }
-        throw new IndexOutOfBoundsException("Circle has only one center point.");
     }
 
     @Override
     public void draw(GraphicsContext context) {
-        context.setStroke(color);
-        context.strokeOval(center.getX() - radius, center.getY() - radius,
-                radius * 2, radius * 2);
+        context.strokeOval(center.getX() - radius, center.getY() - radius, radius * 2, radius * 2);
     }
 }

src/main/java/shape/Rectangle.java

@@ -16,13 +16,11 @@ public class Rectangle implements Shape {
 
     @Override
     public int pointsCount() {
-        return 0;
-        return 2; // Un rectangle est défini par deux points
+        
     }
 
     @Override
     public Point2D point(int index) {
-        return null;
         if (index == 0) {
             return point0;
         } else if (index == 1) {