created new recipe TortoiseMobile stub w/ @mballin

added buttons and stub for new recipe - must fix threading/rendering
issue on ProgramWindow

Author: lynnlangit

src/main/java/org/teachingextensions/logo/ImageBackground.java

@@ -10,22 +10,26 @@
 
 import org.teachingextensions.approvals.lite.util.ObjectUtils;
 
-public class ImageBackground implements Paintable {
+public class ImageBackground implements Paintable
+{
   private BufferedImage image;
-
-  public ImageBackground(String uri) {
-    try {
+  public ImageBackground(String uri)
+  {
+    try
+    {
       URL url = new URL(uri);
       image = ImageIO.read(url);
-    } catch (Throwable e) {
+    }
+    catch (Throwable e)
+    {
       throw ObjectUtils.throwAsError(e);
     }
   }
-
   @Override
-  public void paint(Graphics2D g, JPanel caller) {
+  public void paint(Graphics2D g, JPanel caller)
+  {
     Image img = image;
-    g.drawImage(img, 0, 0, caller.getWidth(), caller.getHeight(), 0, 0,
-        img.getWidth(null), img.getHeight(null), null);
+    g.drawImage(img, 0, 0, caller.getWidth(), caller.getHeight(), 0, 0, img.getWidth(null), img.getHeight(null),
+        null);
   }
 }

src/main/java/org/teachingextensions/windows/ProgramWindow.java

@@ -7,6 +7,7 @@
 import java.awt.RenderingHints;
 import java.util.ArrayList;
 
+import javax.swing.JButton;
 import javax.swing.JFrame;
 import javax.swing.JPanel;
 
@@ -32,6 +33,10 @@ public ProgramWindow(String title)
     frame.getContentPane().add(this);
     ProgramWindow.createStandardFrame(frame);
   }
+  public static void addButton(JPanel panel, JButton button)
+  {
+    panel.add(button);
+  }
   public ProgramWindow()
   {
     setPreferredSize(new Dimension(627, 442));

src/main/java/org/teachingkidsprogramming/recipes/completed/section07events/TortoiseMobile.java

@@ -0,0 +1,106 @@
+package org.teachingkidsprogramming.recipes.completed.section07events;
+
+import java.awt.Color;
+import java.awt.event.ActionEvent;
+import java.awt.event.ActionListener;
+
+import javax.swing.ImageIcon;
+import javax.swing.JButton;
+
+import org.teachingextensions.logo.ColorWheel;
+import org.teachingextensions.logo.PenColors;
+import org.teachingextensions.logo.Tortoise;
+import org.teachingextensions.logo.shapes.Circle;
+import org.teachingextensions.windows.MouseRightClickListener;
+import org.teachingextensions.windows.ProgramWindow;
+
+//***********************In Progress***************************//
+public class TortoiseMobile implements MouseRightClickListener
+{
+  public static void main(String[] args)
+  {
+    new TortoiseMobile();
+  }
+  public TortoiseMobile()
+  {
+    Tortoise.getBackgroundWindow().addMouseRightClickListener(this);
+    Tortoise.setSpeed(10);
+    clearTheScreen();
+    prepareColorPalette();
+    ImageIcon arrowIconL = new ImageIcon(
+        "../TeachingKidsProgramming.Source.Java/src/main/resources/icons/arrow-left.png");
+    JButton leftButton = new JButton(arrowIconL);
+    //    leftButton.setLocation(300, 100);
+    ProgramWindow.addButton(Tortoise.getBackgroundWindow(), leftButton);
+    ImageIcon arrowIconU = new ImageIcon(
+        "../TeachingKidsProgramming.Source.Java/src/main/resources/icons/arrow-up.png");
+    JButton upButton = new JButton(arrowIconU);
+    //    rightButton.setLocation(300, 100);
+    ProgramWindow.addButton(Tortoise.getBackgroundWindow(), upButton);
+    ImageIcon arrowIconR = new ImageIcon(
+        "../TeachingKidsProgramming.Source.Java/src/main/resources/icons/arrow-right.png");
+    JButton rightButton = new JButton(arrowIconR);
+    //    rightButton.setLocation(300, 100);
+    ProgramWindow.addButton(Tortoise.getBackgroundWindow(), rightButton);
+    rightButton.addActionListener(new ActionListener()
+    {
+      @Override
+      public void actionPerformed(ActionEvent e)
+      {
+        Tortoise.turn(90);
+      }
+    });
+    leftButton.addActionListener(new ActionListener()
+    {
+      @Override
+      public void actionPerformed(ActionEvent e)
+      {
+        Tortoise.turn(-90);
+      }
+    });
+    upButton.addActionListener(new ActionListener()
+    {
+      @Override
+      public void actionPerformed(ActionEvent e)
+      {
+        Tortoise.move(25);
+      }
+    });
+    Tortoise.getBackgroundWindow().setVisible(false);
+    Tortoise.getBackgroundWindow().setVisible(true);
+    //    String backGround = "/TeachingKidsProgramming.Source.Java/src/main/resources/maze.png";
+    //    Tortoise.getBackgroundWindow().setBackgroundImage(backGround);
+  }
+  private static void prepareColorPalette()
+  {
+    ColorWheel.addColor(PenColors.Reds.Red);
+    ColorWheel.addColor(PenColors.Greens.Green);
+    ColorWheel.addColor(PenColors.Blues.Blue);
+    ColorWheel.addColor(PenColors.Purples.Purple);
+    ColorWheel.addColor(PenColors.Pinks.Pink);
+    ColorWheel.addColor(PenColors.Greens.Teal);
+  }
+  private void addDot(int x, int y)
+  {
+    addCircle(x, y);
+    Tortoise.moveTo(x, y);
+  }
+  private void addCircle(int x, int y)
+  {
+    int radius = 7;
+    Color color = ColorWheel.getNextColor();
+    Circle circle = new Circle(radius, color);
+    circle.setTransparency(60);
+    circle.setCenter(x, y);
+    circle.addTo(Tortoise.getBackgroundWindow());
+  }
+  private static void clearTheScreen()
+  {
+    Tortoise.clear();
+  }
+  @Override
+  public void onRightMouseClick(int x, int y)
+  {
+    clearTheScreen();
+  }
+}