package {
          
          import org.cove.ape.*;
          
          import flash.display.Stage;
          import flash.display.Sprite;
          
          import flash.events.Event;
          import flash.events.KeyboardEvent;
          
                  
          [SWF(width="650", height="350", backgroundColor="#000000")] 
          public class @ax-physic-flex-ape-sample-robot-demo extends Sprite {
                  
                  private static var halfStageWidth:int = 325;
                  private var robot:physic_flex_ape_sample_robot_Robot;
                  
                  public function @ax-physic-flex-ape-sample-robot-demo() {
                          
                          stage.frameRate = 55;
                          addEventListener(Event.ENTER_FRAME, run);                        
                          stage.addEventListener(KeyboardEvent.KEY_UP, keyHandler);
                          
                          APEngine.init(1/4);
                          APEngine.container = this;
                          APEngine.addMasslessForce(new AVector(0,4));
                          
                          APEngine.damping = .99;
                          APEngine.constraintCollisionCycles = 10;
                          
                          robot = new physic_flex_ape_sample_robot_Robot(1250, 260, 1.6, 0.02);
                          
                          var terrainA:Group = new Group();
                          var terrainB:Group = new Group(true);
                          var terrainC:Group = new Group();
                          
                          var floor:RectangleParticle = new RectangleParticle(600,390,1700,100,0,true,1,0,1);
                          floor.setStyle(0,0,0,0x999999);
                          terrainA.addParticle(floor);
                          
                          
                          // pyramid of boxes
                          var box0:RectangleParticle = new RectangleParticle(600,337,600,7,0,true,10,0,1);
                          box0.setStyle(1,0x999999,1,0x336699);
                          terrainA.addParticle(box0);
                          
                          var box1:RectangleParticle = new RectangleParticle(600,330,500,7,0,true,10,0,1);
                          box1.setStyle(1,0x999999,1,0x336699);
                          terrainA.addParticle(box1);
                          
                          var box2:RectangleParticle = new RectangleParticle(600,323,400,7,0,true,10,0,1);
                          box2.setStyle(1,0x999999,1,0x336699);
                          terrainA.addParticle(box2);
                          
                          var box3:RectangleParticle = new RectangleParticle(600,316,300,7,0,true,10,0,1);
                          box3.setStyle(1,0x999999,1,0x336699);
                          terrainA.addParticle(box3);
                          
                          var box4:RectangleParticle = new RectangleParticle(600,309,200,7,0,true,10,0,1);
                          box4.setStyle(1,0x999999,1,0x336699);
                          terrainA.addParticle(box4);
                                  
                          var box5:RectangleParticle = new RectangleParticle(600,302,100,7,0,true,10,0,1);
                          box5.setStyle(1,0x999999,1,0x336699);
                          terrainA.addParticle(box5);
                          
                          
                          // left side floor
                          var floor2:RectangleParticle = new RectangleParticle(-100,390,1100,100,0.3,true,1,0,1);
                          floor2.setStyle(0,0,0,0x999999);
                          terrainB.addParticle(floor2);
                          
                          var floor3:RectangleParticle = new RectangleParticle(-959,232,700,100,0,true,1,0,1);
                          floor3.setStyle(0,0,0,0x999999);
                          terrainB.addParticle(floor3);
                          
                          var box6:RectangleParticle = new RectangleParticle(-990,12,50,25,0);
                          box6.setStyle(1,0x999999,1,0x336699);
                          terrainB.addParticle(box6);
                          
                          var floor5:RectangleParticle = new RectangleParticle(-1284,170,50,100,0,true);
                          floor5.setStyle(0,0,0,0x999999);
                          terrainB.addParticle(floor5);
                          
                          
                          // right side floor
                          var floor6:RectangleParticle = new RectangleParticle(1430,320,50,60,0,true);
                          floor6.setStyle(0,0,0,0x999999);
                          terrainC.addParticle(floor6);
                          
                          
                          APEngine.addGroup(robot);
                          APEngine.addGroup(terrainA);
                          APEngine.addGroup(terrainB);
                          APEngine.addGroup(terrainC);
                          
                          robot.addCollidable(terrainA);
                          robot.addCollidable(terrainB);
                          robot.addCollidable(terrainC);
                          
                          robot.togglePower();
                  }
                  
                  
                  private function run(evt:Event):void {
                          
                          APEngine.step();
                          robot.run();
                          
                          APEngine.paint();
                          APEngine.container.x = -robot.px + halfStageWidth;
                  }
                  
                  
                  private function keyHandler(evt:KeyboardEvent):void {
                          switch (evt.keyCode) {
                                  case 80: // p
                                          robot.togglePower();
                                          break;
                                  case 82: // r
                                          robot.toggleDirection();
                                          break;
                                  case 72: // h
                                          robot.toggleLegs();
                                          break;
                                  default:
                                          break;
                          }
                  }
          }
  }