Champak 50/Volume 50 - JOGO DISK .iso/Games/moonstonemadness.swf/scripts/__Packages/SideScroller/Ground.as

Text File | 2007-09-27 | 5.8 KB | 185 lines

class SideScroller.Ground
{
   var mcRef;
   var oParentObject;
   var nMinX;
   var nMaxX;
   var nMinY;
   var nMaxY;
   var aPoints;
   var nSearchProgression;
   static var aGrounds;
   static var aActiveWorkGrounds;
   static var oEnterFrameListener;
   static var bInited;
   static var ITERATION_X = 25;
   static var ITERATION_Y = 10;
   static var SEARCHS_PER_FRAME = 1;
   static var MAX_WORKING_GROUNDS = 3;
   function Ground(__mcRef, __oParentObject)
   {
      this.mcRef = __mcRef;
      this.oParentObject = __oParentObject;
      this.mcRef._visible = false;
      var _loc2_ = this.mcRef.getBounds(this.oParentObject.ParentLayer.Ref);
      this.nMinX = _loc2_.xMin;
      this.nMaxX = _loc2_.xMax;
      this.nMinY = _loc2_.yMin;
      this.nMaxY = _loc2_.yMax;
      this.aPoints = new Array();
      this.nSearchProgression = this.nMinX + (SideScroller.Ground.ITERATION_X - this.nMinX % SideScroller.Ground.ITERATION_X);
      SideScroller.Ground.doScheduleGround(this);
   }
   static function doStaticEnterFrame()
   {
      if(SideScroller.Ground.aGrounds.length > 0)
      {
         if(SideScroller.Ground.aActiveWorkGrounds.length < SideScroller.Ground.MAX_WORKING_GROUNDS)
         {
            SideScroller.Ground.doStartGroundWork();
         }
      }
      for(var _loc1_ in SideScroller.Ground.aActiveWorkGrounds)
      {
         SideScroller.Ground.aActiveWorkGrounds[_loc1_].doEnterFrame();
      }
   }
   static function doClean()
   {
      delete SideScroller.Ground.aGrounds;
      delete SideScroller.Ground.aActiveWorkGrounds;
      MovieClip.removeListener(SideScroller.Ground.oEnterFrameListener);
      delete SideScroller.Ground.oEnterFrameListener.onEnterFrame;
      delete SideScroller.Ground.oEnterFrameListener;
      SideScroller.Ground.bInited = false;
   }
   static function doInit()
   {
      mx.transitions.OnEnterFrameBeacon.init();
      SideScroller.Ground.oEnterFrameListener = new Object();
      SideScroller.Ground.oEnterFrameListener.onEnterFrame = Library.Utils.Delegate.create(SideScroller.Ground,SideScroller.Ground.doStaticEnterFrame);
      MovieClip.addListener(SideScroller.Ground.oEnterFrameListener);
      SideScroller.Ground.aGrounds = new Array();
      SideScroller.Ground.aActiveWorkGrounds = new Array();
      SideScroller.Ground.bInited = true;
   }
   static function doStartGroundWork()
   {
      var _loc4_ = undefined;
      var _loc1_ = Infinity;
      var _loc2_ = undefined;
      for(var _loc3_ in SideScroller.Ground.aGrounds)
      {
         if(SideScroller.Ground.aGrounds[_loc3_].StartPos < _loc1_)
         {
            _loc1_ = SideScroller.Ground.aGrounds[_loc3_].StartPos;
            _loc2_ = Number(_loc3_);
         }
      }
      _loc4_ = SideScroller.Ground.aGrounds[_loc2_];
      SideScroller.Ground.aGrounds.splice(_loc2_,1);
      SideScroller.Ground.aActiveWorkGrounds.push(_loc4_);
   }
   static function onGroundWorkComplete(__oGround)
   {
      for(var _loc2_ in SideScroller.Ground.aActiveWorkGrounds)
      {
         if(SideScroller.Ground.aActiveWorkGrounds[_loc2_] == __oGround)
         {
            SideScroller.Ground.aActiveWorkGrounds.splice(Number(_loc2_),1);
         }
      }
   }
   static function doScheduleGround(__oGround)
   {
      if(!SideScroller.Ground.bInited)
      {
         SideScroller.Ground.doInit();
      }
      SideScroller.Ground.aGrounds.push(__oGround);
   }
   function doEnterFrame()
   {
      var _loc7_ = 1;
      while(_loc7_ <= SideScroller.Ground.SEARCHS_PER_FRAME)
      {
         if(this.nSearchProgression <= this.nMaxX)
         {
            var _loc6_ = this.nMaxY;
            var _loc2_ = undefined;
            _loc2_ = this.nMaxY - 1;
            while(_loc2_ >= this.nMinY)
            {
               var _loc4_ = this.nSearchProgression + this.oParentObject.ParentLayer.Ref._x;
               var _loc3_ = _loc2_ + this.oParentObject.ParentLayer.Ref._y;
               var _loc5_ = this.mcRef.hitTest(_loc4_,_loc3_,true);
               if(_loc5_)
               {
                  _loc6_ = _loc2_;
               }
               else
               {
                  _loc2_ = -Infinity;
               }
               _loc2_ -= SideScroller.Ground.ITERATION_Y;
            }
            this.aPoints.push({nX:this.nSearchProgression,nY:_loc6_});
            this.nSearchProgression += SideScroller.Ground.ITERATION_X;
         }
         else
         {
            SideScroller.Ground.onGroundWorkComplete(this);
         }
         _loc7_ = _loc7_ + 1;
      }
   }
   function getGroundAt(__nPositionX)
   {
      var _loc3_ = __nPositionX - __nPositionX % SideScroller.Ground.ITERATION_X;
      var _loc6_ = _loc3_ + SideScroller.Ground.ITERATION_X;
      var _loc4_ = this.nMaxY;
      var _loc5_ = this.nMaxY;
      var _loc2_ = undefined;
      _loc2_ = 0;
      while(_loc2_ <= this.aPoints.length - 1)
      {
         if(this.aPoints[_loc2_].nX == _loc3_)
         {
            _loc4_ = this.aPoints[_loc2_].nY;
         }
         if(this.aPoints[_loc2_].nX == _loc6_)
         {
            _loc5_ = this.aPoints[_loc2_].nY;
         }
         _loc2_ = _loc2_ + 1;
      }
      var _loc8_ = (__nPositionX - _loc3_) / (_loc6_ - _loc3_);
      var _loc10_ = _loc5_ - _loc4_;
      var _loc9_ = _loc4_ + _loc10_ * _loc8_;
      return _loc9_;
   }
   function doDestroy()
   {
      this.oParentObject.ParentLayer.doRemoveListener(this);
      this.aPoints = new Array();
      delete this.aPoints;
      delete this.oParentObject;
   }
   function get StartPos()
   {
      return this.nMinX;
   }
   function get MinY()
   {
      return this.nMinY;
   }
   function get MaxY()
   {
      return this.nMaxY;
   }
   function get EndPos()
   {
      return this.nMaxX;
   }
}