started PuzzleSolver w/Jim

Author: lynnlangit

TeachingKidsProgramming/src/jars/TeachingKidsProgramming.jar

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+package org.teachingkidsprogramming.section08tdd;
+
+import java.awt.Color;
+import java.awt.Graphics2D;
+
+import javax.swing.JPanel;
+
+import org.teachingextensions.logo.Paintable;
+import org.teachingextensions.logo.PenColors;
+import org.teachingextensions.windows.ProgramWindow;
+
+public class PuzzleBoard extends JPanel implements Paintable
+{
+  private static final long serialVersionUID = 1L;
+  public void addTo(ProgramWindow panel)
+  {
+    panel.addPaintable(this);
+  }
+  @Override
+  public void paint(Graphics2D g, JPanel caller)
+  {
+    Color color2 = PenColors.Blues.DarkBlue;
+    g.setColor(color2);
+    g.fillRect(20, 20, 400, 400);
+    g.setColor(PenColors.Blues.SkyBlue);
+    g.fillRect(30, 30, 380, 380);
+  }
+}

TeachingKidsProgramming/src/org/teachingkidsprogramming/recipes/quizzes/graders/QuizBuzzAdapter.java

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+package org.teachingkidsprogramming.section08tdd;
+
+import org.teachingextensions.windows.ProgramWindow;
+
+public class PuzzleSolver
+{
+  //this problem is an ArraySort w/ custom rules 
+  //the ArraySort (square) controls which positions can be swapped with each other 
+  //must determine 'where is the blank (square)?'
+  //must determine 'where to move the blank to get the array more sorted than it is?'
+  //this is a type A* problem (AI) - 
+  //generate all permutations and check to see which ones are valid (evaluate costs)
+  //throw away all non-valid choices (highest costs)
+  //keep track of the history of cost
+  //develop a heuristic for estimated cost of possible actions
+  //
+  //NOTE: this is a kata (higher level instructions)
+  //part of the exercise is to translate into line-by-line English, THEN Java
+  //
+  //for more complete directions see this page
+  //https://www.penflip.com/lynnlangit/tkp-lesson-plans/blob/master/course09.txt
+  //complex example -- http://www.brian-borowski.com/software/puzzle/
+  //http://en.wikipedia.org/wiki/File:Batgirl.gif
+  //
+  public ProgramWindow programWindow;
+  public PuzzleSolver()
+  {
+    programWindow = new ProgramWindow("Puzzle");
+    PuzzleBoard jboard = new PuzzleBoard();
+    jboard.addTo(programWindow);
+    programWindow.setVisible(true);
+    //Image batGirl = batGirl.drawImage(batGirl, 0,0,100,100, null);
+    //programWindow
+    //    .setBackgroundImage("http://upload.wikimedia.org/wikipedia/commons/thumb/a/a5/Batgirl.gif/120px-Batgirl.gif");
+  }
+  public static void main(String[] args)
+  {
+    new PuzzleSolver();
+  }
+}