package org.catacomb.dataview.formats;
   
   import java.io.File;
   
   import org.catacomb.datalish.Box;
   import org.catacomb.dataview.display.ViewConfig;
   import org.catacomb.graph.gui.Painter;
   import org.catacomb.util.FileUtil;
   
  import java.util.StringTokenizer;
  
  
  public class SWCDisplay implements DataHandler {
  
      Node[] nodes;
  
      static String[] viewOptions = {"lines", "boxes", "frame", "solid"};
  
      String viewStyle = "lines";
  
  
      public String[] getViewOptions() {
          return viewOptions;
      }
  
      public void setViewStyle(String s) {
          viewStyle = s;
      }
  
  
      public String getMagic() {
          return "cctswc00";
      }
  
  
      public void read(File f) {
  
          String s = FileUtil.readStringFromFile(f);
          StringTokenizer st = new StringTokenizer(s, "\n");
          int npx = st.countTokens();
          nodes = new Node[npx];
  
          while (st.hasMoreTokens()) {
              String sl = st.nextToken();
              StringTokenizer stl = new StringTokenizer(sl, " ");
              if (stl.countTokens() >= 6) {
                  int ip = nextInt(stl);
                  double x = nextDouble(stl);
                  double y = nextDouble(stl);
                  double z = nextDouble(stl);
                  double r = nextDouble(stl);
                  int ipar = nextInt(stl);
                  Node parent = null;
                  if (ipar >= 0) {
                      parent = nodes[ipar];
                  }
                  nodes[ip] = new Node(ip, x, y, z, r, parent);
              }
  
          }
  
  
      }
  
      private int nextInt(StringTokenizer stl) {
          return Integer.parseInt(stl.nextToken());
      }
  
      private double nextDouble(StringTokenizer stl) {
          return Double.parseDouble(stl.nextToken());
      }
  
  
      public boolean antialias() {
          return false;
      }
  
  
      public void instruct(Painter p) {
  
          if (viewStyle.equals("lines")) {
              instructLines(p);
  
          } else if (viewStyle.equals("boxes")) {
              instructBoxes(p);
  
          } else if (viewStyle.equals("frame")) {
              instructFrame(p);
  
          } else if (viewStyle.equals("filled")) {
              instructFilled(p);
          }
      }
  
  
  
      private void instructLines(Painter p) {
          for (Node node : nodes) {
              if (node != null) {
                 Node pn = node.parent;
                 if (pn != null) {
                     p.setColorWhite();
                     p.drawLine(node.x, node.y, pn.x, pn.y);
 
                 }
                 p.fillIntCircle(node.x, node.y, 3);
             }
         }
 
     }
 
 
     private void instructBoxes(Painter p) {
         for (Node node : nodes) {
             if (node != null) {
                 Node pn = node.parent;
                 if (pn != null) {
                     p.setColorWhite();
                     // need ends too
                     p.drawCarrotSides(node.x, node.y, node.r, pn.x, pn.y, pn.r);
                 }
             }
         }
     }
 
     private void instructFrame(Painter p) {
         for (Node node : nodes) {
             if (node != null) {
                 Node pn = node.parent;
                 if (pn != null) {
                     p.setColorWhite();
                     p.drawCarrotSides(node.x, node.y, node.r, pn.x, pn.y, pn.r);
 
                 }
                 p.drawCircle(node.x, node.y, node.r);
             }
         }
 
     }
 
     private void instructFilled(Painter p) {
         for (Node node : nodes) {
             if (node != null) {
                 Node pn = node.parent;
                 if (pn != null) {
                     p.setColorWhite();
                     p.drawLine(node.x, node.y, pn.x, pn.y);
 
                 }
                 p.fillIntCircle(node.x, node.y, 3);
             }
         }
 
     }
 
 
     public Box getLimitBox() {
         return null;
     }
 
 
 
 
     class Node {
         int index;
         Node parent;
         double x;
         double y;
         double z;
         double r;
 
 
         public Node(int i, double ax, double ay, double az, double ar, Node par) {
             index = i;
             x = ax;
             y = ay;
             z = az;
             r = ar;
             parent = par;
         }
     }
 
 
 
 
     public String[] getPlotNames() {
         // TODO Auto-generated method stub
         return null;
     }
 
     public double getMinValue() {
         // TODO Auto-generated method stub
         return 0;
     }
 
     public double getMaxValue() {
         // TODO Auto-generated method stub
         return 0;
     }
 
     public double[] getFrameValues() {
         // TODO Auto-generated method stub
         return null;
     }
 
     public int getContentStyle() {
         return STATIC;
     }
 
     public void setFrame(int ifr) {
         // TODO Auto-generated method stub
 
     }
 
     public void setPlot(String s) {
         // TODO Auto-generated method stub
 
     }
 
     public DataHandler getCoHandler() {
         return null;
     }
 
     public boolean hasData() {
         return true;
     }
 
     public String getXAxisLabel() {
         // TODO Auto-generated method stub
         return null;
     }
 
     public String getYAxisLabel() {
         // TODO Auto-generated method stub
         return null;
     }
 
     public ViewConfig getViewConfig(String s) {
         // TODO Auto-generated method stub
         return null;
     }
 
     public void setZValue(double d) {
         // TODO Auto-generated method stub
 
     }
 }