Added base framework week4

1 files changed, 173 insertions, 0 deletions

diff --git a/Week4/src/oo15loipe/Loipe.java b/Week4/src/oo15loipe/Loipe.java
new file mode 100644
index 0000000..308ac8b
--- /dev/null
+++ b/Week4/src/oo15loipe/Loipe.java
@@ -0,0 +1,173 @@
+/*
+ * To change this license header, choose License Headers in Project Properties.
+ * To change this template file, choose Tools | Templates
+ * and open the template in the editor.
+ */
+package oo15loipe;
+
+/**
+ * @author Camil Staps, s4498062 // Thijs Heijligenberg, s4451414
+ */
+public class Loipe implements InfoLoipe {
+    
+    private final static int DIRECTION_EAST = 0, 
+            DIRECTION_SOUTH = 1, 
+            DIRECTION_WEST = 2, 
+            DIRECTION_NORTH = 3;
+    
+    private int height = 0, width = 0;
+    
+    private Punt start;
+    private Punt[] path;
+    private int path_pointer = 0;
+    private Fragment[][] loipe;
+   
+    public Loipe (String pad) {
+        
+        // First calculate width and height
+        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;
+            }
+            
+            System.out.println(pad.charAt(i) + ":" + direction);
+        }
+        
+        System.out.println();
+        System.out.println(maxX);
+        System.out.println(minX);
+        System.out.println(maxY);
+        System.out.println(minY);
+        
+        height = maxY - minY;
+        width = maxX - minX;
+        start = new Punt(-minX, -minY);
+        
+        // Now fill the Loipe
+        loipe = new Fragment[width][height];
+        path = new Punt[pad.length()];
+        current_point = new Punt(-minX, -minY);
+        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;
+                        }
+                }
+            }
+            
+            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;
+    }
+
+    @Override
+    public Punt stap() {
+        return path[path_pointer++];
+    }
+    
+}