package NET.worlds.scape;

import java.io.IOException;

public class CameraHeightAction extends Action {
   public float newEyeHeight = 0.0F;
   private static Object classCookie = new Object();

   @Override
   public Persister trigger(Event e, Persister seqID) {
      Object owner = this.getOwner();
      if (owner != null && owner instanceof WObject) {
         WObject o = (WObject)owner;
         Pilot pilot = Pilot.getActive();
         if (pilot == null) {
            return null;
         } else if (pilot.getRoom() != o.getRoom()) {
            return null;
         } else {
            if (pilot instanceof HoloPilot) {
               HoloPilot hp = (HoloPilot)pilot;
               hp.setEyeHeight(this.newEyeHeight);
            }

            return null;
         }
      } else {
         return null;
      }
   }

   @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, "New Eye Height"));
            } else if (mode == 1) {
               ret = new Float(this.newEyeHeight);
            } else if (mode == 2) {
               this.newEyeHeight = (Float)value;
            }
            break;
         default:
            ret = super.properties(index, offset + 1, mode, value);
      }

      return ret;
   }

   @Override
   public String toString() {
      return super.toString() + "[New Eye Height: " + this.newEyeHeight + "]";
   }

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

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