From ded001b9bbf34594696552eb2cf08a43c3eb0560 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jan=20Ko=C5=BEusznik?= <jan@kozusznik.cz>
Date: Mon, 11 Oct 2021 13:57:15 +0200
Subject: [PATCH] Generate dragons randomly
---
src/main/java/lab/World.java | 22 +++++++++++++++++-----
1 file changed, 17 insertions(+), 5 deletions(-)
diff --git a/src/main/java/lab/World.java b/src/main/java/lab/World.java
index 5928056..ead7806 100644
--- a/src/main/java/lab/World.java
+++ b/src/main/java/lab/World.java
@@ -1,10 +1,15 @@
package lab;
+import java.util.Random;
+
import javafx.geometry.Point2D;
import javafx.scene.canvas.Canvas;
import javafx.scene.canvas.GraphicsContext;
public class World {
+
+ private final static int NUMBER_OF_DRAGONS = 5;
+
private double width;
private double height;
private DrawableSimulable []entities;
@@ -14,11 +19,18 @@ public class World {
this.width = width;
this.height = height;
Cannon cannon = new Cannon(this, new Point2D(50, 50), new Point2D(100, 20));
- entities = new DrawableSimulable[] { cannon,
- new BulletAnimated(this, cannon, new Point2D(30, 60), new Point2D(0, 0), 40),
- new Dragon(this, new Point2D(50, 200), new Point2D(100, 5)),
- new Dragon(this, new Point2D(50, 230), new Point2D(60, 5)),
- new Dragon(this, new Point2D(50, 270), new Point2D(-50, 20)) };
+ entities = new DrawableSimulable[2 + NUMBER_OF_DRAGONS];
+ entities[0] = cannon;
+ entities[1] = new BulletAnimated(this, cannon, new Point2D(30, 60), new Point2D(0, 0), 40);
+ Random rnd = new Random();
+
+ for (int i = 2; i < entities.length; i++) {
+ int x = rnd.nextInt((int) width);
+ int y = rnd.nextInt((int) height);
+ int vel_x = (rnd.nextInt(10) - 5) * 10;
+ int vel_y = (rnd.nextInt(10) - 5) * 10;
+ entities[i] = new Dragon(this, new Point2D(x, y), new Point2D(vel_x, vel_y));
+ }
}
public Point2D getCanvasPoint(Point2D worldPoint) {
--
GitLab