demo recipe for QCon Brazil

Author: lynnlangit

src/main/java/org/teachingextensions/logo/utils/LineAndShapeUtils/Text.java

@@ -1,9 +1,13 @@
 package org.teachingextensions.logo.utils.LineAndShapeUtils;
 
-import org.teachingextensions.WindowUtils.TurtleWindow;
+import java.awt.Color;
+import java.awt.Font;
+import java.awt.Graphics2D;
+
+import javax.swing.JPanel;
 
-import javax.swing.*;
-import java.awt.*;
+import org.teachingextensions.WindowUtils.ProgramWindow;
+import org.teachingextensions.WindowUtils.TurtleWindow;
 
 /**
  * <img src="http://www.iconsdb.com/icons/preview/black/text-xxl.png" style="text-align: left" alt="Some Text!" height="20">
@@ -79,4 +83,8 @@ public int getY()
   {
     return this.y;
   }
+  public void addTo(ProgramWindow programWindow)
+  {
+    programWindow.getCanvas().add(this);
+  }
 }

src/main/java/org/teachingkidsprogramming/recipes/completed/section00demos/BrazilDemo.java

@@ -0,0 +1,39 @@
+package org.teachingkidsprogramming.recipes.completed.section00demos;
+
+import org.teachingextensions.WindowUtils.ProgramWindow;
+import org.teachingextensions.logo.utils.ColorUtils.PenColors;
+import org.teachingextensions.logo.utils.EventUtils.MouseLeftClickListener;
+import org.teachingextensions.logo.utils.LineAndShapeUtils.Circle;
+import org.teachingextensions.logo.utils.LineAndShapeUtils.Text;
+
+public class BrazilDemo implements MouseLeftClickListener
+{
+  private ProgramWindow programWindow;
+  public BrazilDemo()
+  {
+    programWindow = new ProgramWindow("I <3 Brasil");
+    programWindow.setWindowVisible(true);
+    programWindow.addMouseLeftClickListener(this);
+  }
+  @Override
+  public void onLeftMouseClick(int x, int y)
+  {
+    programWindow.setBackground(PenColors.Greens.Green);
+    createFlag(x, y);
+  }
+  private void createFlag(int x, int y)
+  {
+    programWindow.clearWindow();
+    Circle circle = new Circle(100, PenColors.Blues.DarkBlue);
+    circle.setCenter(x, y);
+    circle.addTo(programWindow);
+    Circle circle1 = new Circle(150, PenColors.Yellows.Yellow);
+    circle1.setCenter(x + 150, y + 120);
+    circle1.addTo(programWindow);
+    new Text("Olá São Paulo").setTopLeft(100, 100).addTo(programWindow);
+  }
+  public static void main(String[] args)
+  {
+    new BrazilDemo();
+  }
+}