Danielle Dodd Animation with 9 Trucks

src/edu/ucsb/cs56/w16/drawings/danielledodd/advanced/AnimatedPictureViewer.java

@@ -0,0 +1,136 @@
+package edu.ucsb.cs56.w16.drawings.danielledodd.advanced;
+
+import javax.swing.*;
+import java.awt.*;
+import java.awt.event.*;
+
+/**
+ * A main class to view an animated cars, on a street
+ *
+ * @author Danielle Dodd
+ * @version for CS56, W16
+ */
+
+
+public class AnimatedPictureViewer {
+
+    private DrawPanel panel = new DrawPanel();
+
+    Thread anim;   
+
+    private int x = 0;
+    private int y = 0;
+
+    private int dx = 5;
+
+    public static void main (String[] args) {
+      new AnimatedPictureViewer().go();
+    }
+    public void go() {
+      JFrame frame = new JFrame();
+      frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
+
+      frame.getContentPane().add(panel);
+      frame.setSize(640,480);
+      frame.setVisible(true);
+
+      frame.getContentPane().addMouseListener(new MouseAdapter() {
+        public void mouseEntered(MouseEvent e){
+        System.out.println("mouse entered");
+          anim = new Animation();
+          anim.start();
+        }
+
+        public void mouseExited(MouseEvent e){        
+          System.out.println("Mouse exited");
+          // Kill the animation thread
+          anim.interrupt();
+          while (anim.isAlive()){}
+          anim = null;         
+          panel.repaint();        
+        }
+      });
+
+    } // go()
+
+    class DrawPanel extends JPanel {
+       public void paintComponent(Graphics g) {
+
+        Graphics2D g2 = (Graphics2D) g;
+
+         // Clear the panel first
+          g2.setColor(Color.white);
+          g2.fillRect(0,0,this.getWidth(), this.getHeight());
+
+          // Draw the trucks
+          g2.setColor(Color.BLUE);
+          Truck t1 = new Truck(x, y, 50, 50);
+	  g2.draw(t1);
+
+	  g2.setColor(Color.RED);
+	  Truck t2 = new Truck(x+90, y, 50, 50);
+	  g2.draw(t2);
+
+	  g2.setColor(Color.GREEN);
+	  Truck t3 = new Truck(x+180, y, 50, 50);
+	  g2.draw(t3);
+
+	  g2.setColor(Color.CYAN);
+	  Truck t4 = new Truck(x, y+80, 50, 50);
+	  g2.draw(t4);
+
+	  g2.setColor(Color.BLACK);
+	  Truck t5 = new Truck(x+90, y+80, 50, 50);
+	  g2.draw(t5);
+
+	  g2.setColor(Color.DARK_GRAY);
+	  Truck t6 = new Truck(x+180, y+80, 50, 50);
+	  g2.draw(t6);
+
+	  g2.setColor(Color.MAGENTA);
+	  Truck t7 = new Truck(x, y+160, 50, 50);
+	  g2.draw(t7);
+
+	  g2.setColor(Color.ORANGE);
+	  Truck t8 = new Truck(x+90, y+160, 50, 50);
+	  g2.draw(t8);
+
+	  g2.setColor(Color.PINK);
+	  Truck t9 = new Truck(x+180, y+160, 50, 50);
+	  g2.draw(t9);
+
+       }
+    }
+
+    class Animation extends Thread {
+      public void run() {
+	  try {
+	      while (true) {
+		  // drive from the left to the right
+		  //when reach the right edge, appear on the left
+		  //on the left but lower on the screen.
+		  //repeat
+		  dx = 10;
+		  x += dx;
+		  if (x == 720) {
+		      x = -100;
+		      y = y + 100;
+		     if(y >= 300)
+		   	  y = 0;
+		   }
+
+            panel.repaint();
+            Thread.sleep(30);
+	      }
+	  } catch(Exception ex) {
+	      if (ex instanceof InterruptedException) {
+		  // Do nothing - expected on mouseExited
+	      } else {
+		  ex.printStackTrace();
+		  System.exit(1);
+	      }
+	  }
+      }
+    }
+
+}