15 files changed, 639 insertions, 0 deletions
diff --git a/Week4 Drawing loipes/src/no.png b/Week4 Drawing loipes/src/no.png
new file mode 100644
index 0000000..daaec27
--- /dev/null
+++ b/Week4 Drawing loipes/src/no.png
diff --git a/Week4 Drawing loipes/src/nw.png b/Week4 Drawing loipes/src/nw.png
new file mode 100644
index 0000000..2699df3
--- /dev/null
+++ b/Week4 Drawing loipes/src/nw.png
diff --git a/Week4 Drawing loipes/src/nz.png b/Week4 Drawing loipes/src/nz.png
new file mode 100644
index 0000000..c4eeb9c
--- /dev/null
+++ b/Week4 Drawing loipes/src/nz.png
diff --git a/Week4 Drawing loipes/src/nzow.png b/Week4 Drawing loipes/src/nzow.png
new file mode 100644
index 0000000..96ab874
--- /dev/null
+++ b/Week4 Drawing loipes/src/nzow.png
diff --git a/Week4 Drawing loipes/src/oo15loipe/AsciiArt.java b/Week4 Drawing loipes/src/oo15loipe/AsciiArt.java
new file mode 100644
index 0000000..4072d54
--- /dev/null
+++ b/Week4 Drawing loipes/src/oo15loipe/AsciiArt.java
@@ -0,0 +1,51 @@
+package oo15loipe;
+
+/**
+ * A class that draws the loipe as ascii-art.
+ * 
+ * @author Thijs Heijligenberg, s4451414, Camil Staps, s4498062
+ */
+public class AsciiArt implements TekenLoipe{
+    private InfoLoipe L;
+    private Punt man;
+    
+    /**
+     * Create the instance based on a loipe
+     * 
+     * @param s 
+     */
+    public AsciiArt(InfoLoipe s){
+        this.L = s;
+        this.man = new Punt(null);
+    }
+    
+    @Override
+    public void setPosition(Punt p){
+        this.man = p;
+    }
+    
+    @Override
+    public void teken(){
+        for(int j = 0; j < L.getHeight(); j++){
+            for(int i = 0; i < L.getWidth(); i++){
+                Fragment f = L.getFragment(i,j);
+                if(i == man.getX() && j == man.getY()){
+                    System.out.print('*');
+                } else if (f == null) {
+                    System.out.print(' ');
+                } else {
+                    switch (f){
+                        case KR: System.out.print('+'); break;
+                        case NZ: System.out.print('|'); break;
+                        case OW: System.out.print('-'); break; 
+                        case NO: System.out.print('`'); break; 
+                        case NW: System.out.print(','); break;  
+                        case ZO: System.out.print(','); break; 
+                        case ZW: System.out.print('.'); break; 
+                    }
+                }
+            }
+            System.out.print("\n");
+        }
+    }
+}
diff --git a/Week4 Drawing loipes/src/oo15loipe/Fragment.java b/Week4 Drawing loipes/src/oo15loipe/Fragment.java
new file mode 100644
index 0000000..a4668da
--- /dev/null
+++ b/Week4 Drawing loipes/src/oo15loipe/Fragment.java
@@ -0,0 +1,8 @@
+package oo15loipe;
+
+/**
+ * enum to describe a fragment of path by its direction (or as a crossing)
+ * 
+ * @author Thijs Heijligenberg, s4451414, Camil Staps, s4498062
+ */
+public enum Fragment {NZ, OW, NO,NW, ZO, ZW, KR};
diff --git a/Week4 Drawing loipes/src/oo15loipe/InfoLoipe.java b/Week4 Drawing loipes/src/oo15loipe/InfoLoipe.java
new file mode 100644
index 0000000..a1cf182
--- /dev/null
+++ b/Week4 Drawing loipes/src/oo15loipe/InfoLoipe.java
@@ -0,0 +1,35 @@
+package oo15loipe;
+
+/**
+ * Interface for a class describing a Loipe
+ * 
+ * @author Camil Staps, s4498062, Thijs Heijligenberg, s4451414
+ */
+public interface InfoLoipe {
+    
+    public int getWidth( ) ; // grootte in oost􀀀west r i cht ing
+    public int getHeight( ) ; // grootte in noord􀀀zuid r i cht ing
+    
+    /**
+     * Get the fragment at position (x, y)
+     * 
+     * @param x
+     * @param y
+     * @return 
+     */
+    public Fragment getFragment( int x, int y) ; // fragment van de loipe op po s i t i e (x , y)
+    
+    /**
+     * Get the first position of the loipe
+     * 
+     * @return 
+     */
+    public Punt start( ) ; // Het startpunt op de kaart
+    
+    /**
+     * Get the next position in the loipe
+     * @return 
+     */
+    public Punt stap( ) ; // het volgende punt op de route
+}
+
diff --git a/Week4 Drawing loipes/src/oo15loipe/Loipe.java b/Week4 Drawing loipes/src/oo15loipe/Loipe.java
new file mode 100644
index 0000000..9155988
--- /dev/null
+++ b/Week4 Drawing loipes/src/oo15loipe/Loipe.java
@@ -0,0 +1,226 @@
+package oo15loipe;
+
+/**
+ * Loipe class
+ * 
+ * @author Camil Staps, s4498062 // Thijs Heijligenberg, s4451414
+ */
+public class Loipe implements InfoLoipe {
+    
+    /**
+     * Class constants for direction (for readability)
+     */
+    private final static int 
+        DIRECTION_EAST = 0, 
+        DIRECTION_SOUTH = 1, 
+        DIRECTION_WEST = 2, 
+        DIRECTION_NORTH = 3;
+    
+    /**
+     * The height and width of the loipe
+     */
+    private int height = 0, width = 0;
+    
+    /**
+     * Start point
+     * The path in coordinates
+     * The current position
+     * The map as 2D array of Fragments
+     */
+    private Punt start;
+    private Punt[] path;
+    private int path_pointer = 0;
+    private Fragment[][] loipe;
+   
+    /**
+     * Construct the loipe based on a path
+     * 
+     * @param pad 
+     */
+    public Loipe (String pad) {
+        setLoipe(pad);
+    }
+    
+    /**
+     * Refresh everything based on a new path
+     * 
+     * @param pad 
+     */
+    public final void setLoipe(String pad) {
+        setWidthAndHeight(pad);
+        fillLoipe(pad);
+        
+        path_pointer = 0;
+    }
+    
+    /**
+     * Set the width and height of the loipe based on a path
+     * 
+     * @param pad 
+     */
+    private void setWidthAndHeight(String pad) {
+        int direction = DIRECTION_NORTH;
+        
+        int maxX = 0, maxY = 0, minX = 0, minY = 0;
+        Punt current_point = new Punt(0,0);
+        
+        for (int i = 0; i < pad.length(); i++) {
+            if (current_point.getX() < minX) 
+                minX = current_point.getX();
+            if (current_point.getX() > maxX) 
+                maxX = current_point.getX();
+            if (current_point.getY() < minY) 
+                minY = current_point.getY();
+            if (current_point.getY() > maxY) 
+                maxY = current_point.getY();
+            
+            switch (pad.charAt(i)) {
+                case 'r': 
+                    switch (direction) {
+                        case DIRECTION_EAST: direction = DIRECTION_SOUTH; break;
+                        case DIRECTION_SOUTH: direction = DIRECTION_WEST; break;
+                        case DIRECTION_WEST: direction = DIRECTION_NORTH; break;
+                        case DIRECTION_NORTH: direction = DIRECTION_EAST; break;
+                    }
+                    break;
+                case 'l':
+                    switch (direction) {
+                        case DIRECTION_EAST: direction = DIRECTION_NORTH; break;
+                        case DIRECTION_SOUTH: direction = DIRECTION_EAST; break;
+                        case DIRECTION_WEST: direction = DIRECTION_SOUTH; break;
+                        case DIRECTION_NORTH: direction = DIRECTION_WEST; break;
+                    }
+            }
+            
+            switch (direction) {
+                case DIRECTION_EAST: current_point = new Punt(current_point.getX() + 1, current_point.getY()); break;
+                case DIRECTION_SOUTH: current_point = new Punt(current_point.getX(), current_point.getY() + 1); break;
+                case DIRECTION_WEST: current_point = new Punt(current_point.getX() - 1, current_point.getY()); break;
+                case DIRECTION_NORTH: current_point = new Punt(current_point.getX(), current_point.getY() - 1); break;
+            }
+        }
+        
+        height = maxY - minY + 1;
+        width = maxX - minX + 1;
+        
+        start = new Punt(-minX, -minY);
+    }
+    
+    /**
+     * Fill the loipe with fragments based on a path.
+     * Assumes the width, height and start attributes to be correct.
+     * 
+     * @param pad 
+     */
+    private void fillLoipe(String pad) {
+        loipe = new Fragment[width + 1][height + 1];
+        path = new Punt[pad.length()];
+        Punt current_point = start;
+        int direction = DIRECTION_NORTH;
+        
+        for (int i = 0; i < pad.length(); i++) {
+            path[i] = current_point;
+                    
+            if (loipe[current_point.getX()][current_point.getY()] != null) {
+                loipe[current_point.getX()][current_point.getY()] = Fragment.KR;
+            } else {
+                switch (pad.charAt(i)) {
+                    case 'r':
+                        switch (direction) {
+                            case DIRECTION_EAST: loipe[current_point.getX()][current_point.getY()] = Fragment.ZW; break;
+                            case DIRECTION_SOUTH: loipe[current_point.getX()][current_point.getY()] = Fragment.NW; break;
+                            case DIRECTION_WEST: loipe[current_point.getX()][current_point.getY()] = Fragment.NO; break;
+                            case DIRECTION_NORTH: loipe[current_point.getX()][current_point.getY()] = Fragment.ZO; break;
+                        }
+                        break;
+                    case 'l':
+                        switch (direction) {
+                            case DIRECTION_EAST: loipe[current_point.getX()][current_point.getY()] = Fragment.NW; break;
+                            case DIRECTION_SOUTH: loipe[current_point.getX()][current_point.getY()] = Fragment.NO; break;
+                            case DIRECTION_WEST: loipe[current_point.getX()][current_point.getY()] = Fragment.ZO; break;
+                            case DIRECTION_NORTH: loipe[current_point.getX()][current_point.getY()] = Fragment.ZW; break;
+                        }
+                        break;
+                    case 's':
+                        switch (direction) {
+                            case DIRECTION_EAST: 
+                            case DIRECTION_WEST:
+                                loipe[current_point.getX()][current_point.getY()] = Fragment.OW; 
+                                break;
+                            case DIRECTION_SOUTH: 
+                            case DIRECTION_NORTH:
+                                loipe[current_point.getX()][current_point.getY()] = Fragment.NZ; 
+                        }
+                }
+            }
+            
+            switch (pad.charAt(i)) {
+                case 'r': 
+                    switch (direction) {
+                        case DIRECTION_EAST: direction = DIRECTION_SOUTH; break;
+                        case DIRECTION_SOUTH: direction = DIRECTION_WEST; break;
+                        case DIRECTION_WEST: direction = DIRECTION_NORTH; break;
+                        case DIRECTION_NORTH: direction = DIRECTION_EAST; break;
+                    }
+                    break;
+                case 'l':
+                    switch (direction) {
+                        case DIRECTION_EAST: direction = DIRECTION_NORTH; break;
+                        case DIRECTION_SOUTH: direction = DIRECTION_EAST; break;
+                        case DIRECTION_WEST: direction = DIRECTION_SOUTH; break;
+                        case DIRECTION_NORTH: direction = DIRECTION_WEST; break;
+                    }
+            }
+            
+            switch (direction) {
+                case DIRECTION_EAST: current_point = new Punt(current_point.getX() + 1, current_point.getY()); break;
+                case DIRECTION_SOUTH: current_point = new Punt(current_point.getX(), current_point.getY() + 1); break;
+                case DIRECTION_WEST: current_point = new Punt(current_point.getX() - 1, current_point.getY()); break;
+                case DIRECTION_NORTH: current_point = new Punt(current_point.getX(), current_point.getY() - 1); break;
+            }
+        }
+    }
+    
+    @Override
+    public int getHeight() {
+        return height;
+    }
+    
+    @Override
+    public int getWidth() {
+        return width;
+    }
+    
+    @Override
+    public String toString() {
+        StringBuilder sb = new StringBuilder();
+        for (Punt p : path) {
+            sb.append(p).append(" -> ");
+        }
+        return sb.toString();
+    }
+
+    @Override
+    public Fragment getFragment(int x, int y) {
+        return loipe[x][y];
+    }
+    
+    @Override
+    public Punt start() {
+        return start;
+    }
+
+    /**
+     * We chose to have the man go back to the start when he has finished the loipe.
+     */
+    @Override
+    public Punt stap() {
+        if (path_pointer >= path.length) {
+            path_pointer = 0;
+        }
+        Punt result = path[path_pointer];
+        path_pointer++;
+        return result;
+    }
+    
+}
diff --git a/Week4 Drawing loipes/src/oo15loipe/LoipePlaatje.java b/Week4 Drawing loipes/src/oo15loipe/LoipePlaatje.java
new file mode 100644
index 0000000..db70d28
--- /dev/null
+++ b/Week4 Drawing loipes/src/oo15loipe/LoipePlaatje.java
@@ -0,0 +1,191 @@
+package oo15loipe;
+
+import java.awt.Color;
+import java.awt.Dimension;
+import java.awt.Graphics;
+import java.net.URL;
+import javax.swing.ImageIcon;
+import javax.swing.JFrame;
+import javax.swing.JPanel;
+
+/**
+ *
+ * @author Pieter Koopman
+ */
+public class LoipePlaatje extends JFrame implements TekenLoipe
+{
+   /** Used for painting the tiles.
+    *  We assume that all tiles have same width and height.
+    */
+   private final int UNIT;
+
+   /** Color for painting the background. */
+   private static final Color SNOW = new Color(0xF0,0xF0,0xFF);
+   
+   /**
+    * The icons for drawing
+    */
+   private final ImageIcon nz, ow, no, nw, zo, zw, nzow;
+   
+   private JPanel panel;
+
+   /**
+    * the loipe to be painted and a boolean indicating whether it is okay
+    */
+   private InfoLoipe loipe;
+   private boolean loipeOK = true;
+   /**
+    * previous position for walking the loipe
+    */
+   private Punt previousPos = null;
+
+   /**
+    * Constructor. Fill all icons.
+    */
+    public LoipePlaatje(InfoLoipe s) {
+        super("Loipe");
+        setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
+        nz = plaatje("nz");
+        ow = plaatje("ow");
+        no = plaatje("no");
+        nw = plaatje("nw");
+        zo = plaatje("zo");
+        zw = plaatje("zw");
+        nzow = plaatje("nzow");
+        UNIT = nz.getIconWidth();
+        setLoipe(s);
+        if (loipeOK) {
+            panel = new JPanel();
+            add(panel);
+        }
+    }
+
+   /**
+    * Creates a LoipePlaatje object based on the track information in <code>Loipe</code>.
+    * @param s this Loipe contains the 2D track information
+    */
+   public void setLoipe (InfoLoipe s) {
+      loipe = s;
+      checkLoipe();
+      setBackground(SNOW);
+   }
+
+   /**
+    * Checks validity of the input track description. Terminates normally
+    * when the track is valid, prints a message otherwise.
+    */
+   private void checkLoipe() {
+      if (loipe == null)
+      {
+         System.err.println("Illegale loipe: null pointer");
+         loipeOK = false;
+      }
+      else if (loipe.getHeight() == 0)
+      {
+         System.err.println("Illegale loipe: height should be at least 1");
+         loipeOK = false;
+      }
+      else if (loipe.getWidth() == 0)
+      {
+         System.err.println("Illegale loipe: width should be at least 1");
+         loipeOK = false;
+      }
+  }
+   /**
+    * Gets the preferred size of this component.
+    *
+    * @return a dimension object indicating this component's preferred size.
+    */
+   @Override
+    public Dimension getPreferredSize() {
+        return new Dimension(loipe.getWidth() * UNIT, loipe.getHeight() * UNIT);
+    }
+
+    /**
+     * try to read a picture with the given name
+     * @param naam "name.png" is filename of picture
+     * @return the picture
+     * @throws IllegalArgumentexception if file is not found
+     */
+    private ImageIcon plaatje (String name) {
+        name += ".png";
+        URL resource = getClass().getClassLoader().getResource(name);
+        if (resource != null) {
+            return new ImageIcon (resource);
+        } else {
+            System.err.printf ("ERROR: Resource \"%s\" not found... aborting...\n", name);
+            System.err.println("For NetBeans the file should be placed in the src folder.");
+            throw new IllegalArgumentException ("Image " + name + " not found!");
+        }
+    }
+
+   /**
+    * Update graphics according to stored track.
+    * @param g the graphics context to use for painting.
+    */
+   @Override
+   public void paint(Graphics g) {
+        super.paint(g);
+        g = panel.getGraphics();
+        for (int i = 0; i < loipe.getWidth(); i += 1) {
+            for (int j = 0; j < loipe.getHeight(); j += 1) {
+                tekenFragment(g, i, j);
+            }
+        }
+        if (previousPos != null) {
+            g.setColor(Color.RED);
+            g.fillOval(previousPos.getX() * UNIT + UNIT / 4, previousPos.getY() * UNIT + UNIT / 4, UNIT / 2, UNIT / 2);
+        }
+   }
+   
+   /**
+    * Draw the fragment from the loipe at the given position
+    * @param g
+    * @param x
+    * @param y 
+    */
+   private void tekenFragment(Graphics g, int x, int y) {
+       Fragment f = loipe.getFragment(x, y);
+       ImageIcon plaatje;
+       if (f != null) {
+           switch (f) {
+               case NZ: plaatje = nz; break;
+               case OW: plaatje = ow; break;
+               case NO: plaatje = no; break;
+               case NW: plaatje = nw; break;
+               case ZO: plaatje = zo; break;
+               case ZW: plaatje = zw; break;
+               default: plaatje = nzow;
+           }
+           if (plaatje != null) {
+               plaatje.paintIcon(this, g, x * UNIT, y * UNIT);
+           }
+       }
+   }
+   /**
+    * The method to call in order to draw a window with the given track.
+    * You are supposed to use this method once for each object.
+    */
+   @Override
+   public void teken() {
+       if (loipeOK) {
+           setSize(loipe.getWidth() * UNIT, loipe.getHeight() * UNIT + UNIT / 2);
+           setVisible(true);     // make frame visible
+       }
+       else
+           System.err.println("LoipePlaatje kan niet tekenen. Loipe is ongeldig of plaatjes niet gevonden");
+   }
+   
+   @Override
+   public void setPosition(Punt p) {
+       Graphics g = panel.getGraphics();
+       if (previousPos != null) {
+           g.setColor(SNOW);
+           g.fillRect(previousPos.getX() * UNIT, previousPos.getY() * UNIT, UNIT, UNIT);
+           tekenFragment(g,previousPos.getX(), previousPos.getY());
+       }
+       g.setColor(Color.RED);
+       g.fillOval(p.getX() * UNIT + UNIT / 4, p.getY() * UNIT + UNIT / 4, UNIT / 2, UNIT / 2);
+       previousPos = p;
+   }
+}
+\ No newline at end of file
diff --git a/Week4 Drawing loipes/src/oo15loipe/Punt.java b/Week4 Drawing loipes/src/oo15loipe/Punt.java
new file mode 100644
index 0000000..2c94f1f
--- /dev/null
+++ b/Week4 Drawing loipes/src/oo15loipe/Punt.java
@@ -0,0 +1,73 @@
+package oo15loipe;
+
+/**
+ * Een Punt in 2D
+ * @author pieter koopman
+ */
+ 
+public class Punt {
+    private int x, y;
+
+    /**
+     * de gewone constructor
+     * @param i: x
+     * @param j; y
+     */
+    public Punt(int i, int j) {
+        x = i;
+        y = j;
+    }
+    
+    /**
+     * copy constructor
+     * @param p 
+     */
+    public Punt (Punt p) {
+        if (p != null) {
+            x = p.x;
+            y = p.y;
+        } else {
+            x = y = 0;
+        }
+    }
+    
+    /**
+     * getter voor x
+     * @return x
+     */
+    public int getX (){
+        return x;
+    }
+    
+    /**
+     * getter voor y
+     * @return y
+     */
+    public int getY (){
+        return y;
+    }
+    
+    /**
+     * equals methode vergelijkt x en y
+     * @param o
+     * @return 
+     */
+    @Override
+    public boolean equals(Object o) {
+        if (o != null && o instanceof Punt) {
+            Punt p = (Punt) o;
+            return x == p.x && y == p.y;
+        } else {
+            return false;
+        }
+    }
+    
+    /**
+     * Punt naar String conversie
+     * @return Strin met waarde van x en y
+     */
+    @Override
+    public String toString () {
+        return "(" + x + "," + y + ")";
+    }
+}
diff --git a/Week4 Drawing loipes/src/oo15loipe/TekenLoipe.java b/Week4 Drawing loipes/src/oo15loipe/TekenLoipe.java
new file mode 100644
index 0000000..8c9386f
--- /dev/null
+++ b/Week4 Drawing loipes/src/oo15loipe/TekenLoipe.java
@@ -0,0 +1,19 @@
+package oo15loipe;
+
+/**
+ * Interface for a class that can show a loipe on the screen
+ * 
+ * @author Thijs Heijligenberg s4451414, Camil Staps, s4498062
+ */
+public interface TekenLoipe {
+    /**
+     * Draw the loipe
+     */
+    public void teken() ; // teken de gegeven loipe
+    
+    /**
+     * Set the current position of the skier
+     * @param p 
+     */
+    public void setPosition(Punt p) ; // teken de spor ter op de gegeven po s i t i e
+}
diff --git a/Week4 Drawing loipes/src/ow.png b/Week4 Drawing loipes/src/ow.png
new file mode 100644
index 0000000..8d35019
--- /dev/null
+++ b/Week4 Drawing loipes/src/ow.png
diff --git a/Week4 Drawing loipes/src/week4/Week4.java b/Week4 Drawing loipes/src/week4/Week4.java
new file mode 100644
index 0000000..e523a54
--- /dev/null
+++ b/Week4 Drawing loipes/src/week4/Week4.java
@@ -0,0 +1,36 @@
+package week4;
+
+import java.util.Scanner;
+import oo15loipe.AsciiArt;
+import oo15loipe.Loipe;
+import oo15loipe.LoipePlaatje;
+
+/**
+ * Solutions for assignment 4
+ * 
+ * @author Thijs Heijligenberg, s4451414, Camil Staps, s4498062
+ */
+public class Week4 {
+
+    /**
+     * Create a Loipe, draw it using LoipePlaatje and AsciiArt
+     * 
+     * @param args the command line arguments (are ignored)
+     */
+    public static void main(String[] args) {
+        Scanner sc = new Scanner(System.in);
+        
+        Loipe l = new Loipe("srssrsslsllsss");
+        
+        LoipePlaatje lp = new LoipePlaatje(l);
+        lp.teken();
+        
+        AsciiArt aa = new AsciiArt(l);
+        do {
+            aa.setPosition(l.stap());
+            aa.teken();
+        } while (sc.nextLine() != null);
+        
+    }
+    
+}
diff --git a/Week4 Drawing loipes/src/zo.png b/Week4 Drawing loipes/src/zo.png
new file mode 100644
index 0000000..1b578c0
--- /dev/null
+++ b/Week4 Drawing loipes/src/zo.png
diff --git a/Week4 Drawing loipes/src/zw.png b/Week4 Drawing loipes/src/zw.png
new file mode 100644
index 0000000..702e57d
--- /dev/null
+++ b/Week4 Drawing loipes/src/zw.png