package
  {
          import flash.display.Sprite;
          import flash.geom.Point;
  
          public class @ax-animation-ch14-Segment extends Sprite
          {
                  private var color:uint;
                  private var segmentWidth:Number;
                  private var segmentHeight:Number;
                  
                  public var vx:Number = 0;
                  public var vy:Number = 0;
                  
                  public function @ax-animation-ch14-Segment(segmentWidth:Number, segmentHeight:Number, color:uint = 0xffffff)
                  {
                          this.segmentWidth = segmentWidth;
                          this.segmentHeight = segmentHeight;
                          this.color = color;
                          init();
                  }
                  
                  public function init():void
                  {
                          // draw the segment itself
                          graphics.lineStyle(0);
                          graphics.beginFill(color);
                          graphics.drawRoundRect(-segmentHeight / 2, 
                                                                     -segmentHeight / 2,
                                                                     segmentWidth + segmentHeight,
                                                                     segmentHeight,
                                                                     segmentHeight,
                                                                     segmentHeight);
                          graphics.endFill();
                          
                          // draw the two "pins"
                          graphics.drawCircle(0, 0, 2);
                          graphics.drawCircle(segmentWidth, 0, 2);
                  }
                  
                  public function getPin():Point
                  {
                          var angle:Number = rotation * Math.PI / 180;
                          var xPos:Number = x + Math.cos(angle) * segmentWidth;
                          var yPos:Number = y + Math.sin(angle) * segmentWidth;
                          return new Point(xPos, yPos);
                  }
          }
  }