/*     */ package NET.worlds.scape;
/*     */ 
/*     */ import java.io.PrintStream;
/*     */ 
/*     */ 
/*     */ 
/*     */ 
/*     */ public class HandsOffDriver
/*     */   extends SwitchableBehavior
/*     */   implements FrameHandler, AnimatedActionHandler, KeyDownHandler, KeyUpHandler
/*     */ {
/*     */   Point2 _destPoint;
/*     */   float _destYaw;
/*     */   float _velocity;
/*  15 */   int _lastFrameTime = 0;
/*     */   AnimatedActionHandlerImp handler;
/*  17 */   int _state = 0;
/*  18 */   Transform target = null;
/*  19 */   float cameraPan = 0.0F;
/*  20 */   float cameraZoom = 0.0F;
/*  21 */   int cameraPanning = 0;
/*  22 */   int cameraZooming = 0;
/*     */   
/*     */   static final float cameraPanRate = 45.0F;
/*     */   
/*     */   static final float cameraZoomRate = 100.0F;
/*     */   
/*     */   static final int noState = 0;
/*     */   static final int turnToDestination = 1;
/*     */   static final int moveToDestination = 2;
/*     */   static final int faceDestination = 3;
/*     */   
/*     */   public HandsOffDriver()
/*     */   {
/*  35 */     this.handler = new AnimatedActionHandlerImp();
/*     */   }
/*     */   
/*  38 */   public float getCameraPan() { return this.cameraPan; }
/*  39 */   public float getCameraZoom() { return this.cameraZoom; }
/*     */   
/*     */ 
/*     */   public void setTarget(Transform t)
/*     */   {
/*  44 */     this.target = t;
/*     */   }
/*     */   
/*     */   public void addCallback(AnimatedActionCallback c)
/*     */   {
/*  49 */     this.handler.addCallback(c);
/*     */   }
/*     */   
/*     */   public void removeCallback(AnimatedActionCallback c)
/*     */   {
/*  54 */     this.handler.removeCallback(c);
/*     */   }
/*     */   
/*     */   public void notifyCallbacks(int completionCode)
/*     */   {
/*  59 */     this.handler.notifyCallbacks(completionCode);
/*     */   }
/*     */   
/*     */ 
/*     */   public void setDestPos(Point2 point, float yaw, float velocity)
/*     */   {
/*  65 */     if (point == null) {
/*  66 */       System.out.println("Point is null");
/*     */     }
/*  68 */     this._destPoint = point;
/*  69 */     this._destYaw = yaw;
/*  70 */     this._velocity = velocity;
/*  71 */     this._state = 1;
/*     */   }
/*     */   
/*     */ 
/*     */ 
/*     */ 
/*     */ 
/*     */   public boolean handle(FrameEvent e)
/*     */   {
/*  80 */     int now = e.time;
/*  81 */     float dt = (now - this._lastFrameTime) / 1000.0F;
/*  82 */     this._lastFrameTime = now;
/*     */     
/*  84 */     this.cameraZoom += dt * 100.0F * this.cameraZooming;
/*  85 */     this.cameraPan += dt * 45.0F * this.cameraPanning;
/*     */     
/*     */     Transform tgt;
/*     */     Transform tgt;
/*  89 */     if (this.target == null)
/*     */     {
/*  91 */       if (!(e.receiver instanceof Pilot))
/*     */       {
/*  93 */         System.out.println("Receiver not pilot...");
/*  94 */         return true;
/*     */       }
/*     */       
/*  97 */       Pilot pilot = (Pilot)e.receiver;
/*  98 */       if (!pilot.isActive())
/*     */       {
/* 100 */         System.out.println("Pilot not active...");
/* 101 */         return true;
/*     */       }
/* 103 */       tgt = pilot;
/*     */     }
/*     */     else
/*     */     {
/* 107 */       tgt = this.target;
/*     */     }
/*     */     
/* 110 */     if (dt <= 0.0F)
/*     */     {
/* 112 */       System.out.println("Negative dt");
/* 113 */       return true;
/*     */     }
/*     */     
/* 116 */     if (dt > 0.33F) { dt = 0.33F;
/*     */     }
/* 118 */     moveObject(tgt, dt);
/*     */     
/* 120 */     return true;
/*     */   }
/*     */   
/*     */   private void yawLevel(Transform pilot, float theta)
/*     */   {
/* 125 */     float currentYaw = pilot.getYaw();
/* 126 */     Point3Temp currentSpinAxis = Point3Temp.make();
/* 127 */     float currentSpin = pilot.getSpin(currentSpinAxis);
/* 128 */     Point3Temp currentPosition = pilot.getPosition();
/*     */     
/* 130 */     pilot.makeIdentity()
/* 131 */       .moveTo(currentPosition)
/* 132 */       .yaw(-theta);
/*     */     
/* 134 */     pilot.yaw(currentYaw);
/* 135 */     pilot.spin(currentSpinAxis, currentSpin);
/*     */   }
/*     */   
/*     */   private void moveObject(Transform pilot, float dt)
/*     */   {
/* 140 */     if ((pilot == null) || (this._destPoint == null))
/*     */     {
/*     */ 
/* 143 */       return;
/*     */     }
/*     */     
/* 146 */     switch (this._state)
/*     */     {
/*     */ 
/*     */     case 1: 
/* 150 */       Point3Temp dest = Point3Temp.make(this._destPoint.x, 
/* 151 */         this._destPoint.y, pilot.getZ());
/* 152 */       Point3Temp src = pilot.getPosition();
/*     */       
/* 154 */       double destYaw = Math.atan2(dest.y - src.y, dest.x - src.x);
/*     */       
/*     */ 
/*     */ 
/* 158 */       destYaw = 1.5707963267948966D - destYaw;
/*     */       
/* 160 */       destYaw *= 57.29577951308232D;
/*     */       
/* 162 */       yawLevel(pilot, (float)destYaw);
/*     */       
/* 164 */       this._state = 2;
/*     */       
/* 166 */       break;
/*     */     
/*     */ 
/*     */ 
/*     */     case 2: 
/* 171 */       Point3Temp dest = Point3Temp.make(this._destPoint.x, 
/* 172 */         this._destPoint.y, pilot.getZ());
/*     */       
/*     */ 
/*     */ 
/*     */ 
/*     */ 
/* 178 */       float cm = dt * this._velocity;
/*     */       
/* 180 */       Point3Temp dP = Point3Temp.make(dest);
/* 181 */       dP.minus(pilot.getPosition());
/*     */       
/* 183 */       if (dP.length() <= cm)
/*     */       {
/*     */ 
/* 186 */         pilot.moveTo(dest);
/* 187 */         this._state = 3;
/*     */       }
/*     */       else
/*     */       {
/* 191 */         dP.normalize();
/*     */         
/* 193 */         pilot.moveBy(dP.times(cm));
/*     */       }
/* 195 */       break;
/*     */     
/*     */ 
/*     */ 
/*     */     case 3: 
/* 200 */       yawLevel(pilot, this._destYaw);
/* 201 */       this._state = 0;
/* 202 */       notifyCallbacks(0);
/*     */     }
/*     */     
/*     */   }
/*     */   
/*     */ 
/*     */   public boolean handle(KeyDownEvent e)
/*     */   {
/* 210 */     if (e.key == 58150)
/*     */     {
/* 212 */       this.cameraZooming = -1;
/*     */     }
/* 214 */     else if (e.key == 58152)
/*     */     {
/* 216 */       this.cameraZooming = 1;
/*     */     }
/* 218 */     else if (e.key == 58149)
/*     */     {
/* 220 */       this.cameraPanning = -1;
/*     */     }
/* 222 */     else if (e.key == 58151)
/*     */     {
/* 224 */       this.cameraPanning = 1;
/*     */     }
/* 226 */     return true;
/*     */   }
/*     */   
/*     */   public boolean handle(KeyUpEvent e)
/*     */   {
/* 231 */     if ((e.key == 58150) || (e.key == 58152))
/*     */     {
/* 233 */       this.cameraZooming = 0;
/*     */     }
/* 235 */     else if ((e.key == 58149) || (e.key == 58151))
/*     */     {
/* 237 */       this.cameraPanning = 0;
/*     */     }
/* 239 */     else if (e.key == 58139)
/*     */     {
/* 241 */       notifyCallbacks(0);
/*     */     }
/* 243 */     return true;
/*     */   }
/*     */ }


/* Location:              C:\Program Files (x86)\Worlds Inc\WorldsPlayer - Win7\lib\worlds.jar!\NET\worlds\scape\HandsOffDriver.class
 * Java compiler version: 6 (50.0)
 * JD-Core Version:       0.7.1
 */