package NET.worlds.scape;

import java.io.DataInputStream;
import java.io.DataOutputStream;
import java.io.IOException;

public class NumberAttribute extends Attribute {
   float value = 0.0F;
   private static Object classCookie = new Object();

   public NumberAttribute(int attrID) {
      super(attrID);
   }

   public NumberAttribute() {
   }

   public void set(float x) {
      this.value = x;
      this.noteChange();
   }

   public float get() {
      return this.value;
   }

   @Override
   public void generateNetData(DataOutputStream s) throws IOException {
      s.writeFloat(this.value);
   }

   @Override
   public void setFromNetData(DataInputStream ds, int len) throws IOException {
      this.value = ds.readFloat();
   }

   @Override
   public Object properties(int index, int offset, int mode, Object value) throws NoSuchPropertyException {
      Object ret = null;
      switch (index - offset) {
         case 0:
            if (mode == 0) {
               ret = FloatPropertyEditor.make(new Property(this, index, "value"));
            } else if (mode == 1) {
               ret = new Float(this.get());
            } else if (mode == 2) {
               this.set((Float)value);
            }
            break;
         default:
            ret = super.properties(index, offset + 1, mode, value);
      }

      return ret;
   }

   @Override
   public void saveState(Saver s) throws IOException {
      s.saveVersion(0, classCookie);
      super.saveState(s);
      s.saveFloat(this.value);
   }

   @Override
   public void restoreState(Restorer r) throws IOException, TooNewException {
      switch (r.restoreVersion(classCookie)) {
         case 0:
            super.restoreState(r);
            this.value = r.restoreFloat();
            this.set(this.value);
            return;
         default:
            throw new TooNewException();
      }
   }

   @Override
   public String toString() {
      return super.toString() + "[" + this.get() + "]";
   }
}