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; this.center = new Point2D(x, y); this.radius = radius; } @Override public int pointsCount() { return 1; // Un cercle n'a qu'un centre } @Override public Point2D point(int index) { if (index == 0) { return center; } 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); } }