package {
          import flash.display.Shader;
          import flash.display.Sprite;
          import flash.display.StageAlign;
          import flash.display.StageScaleMode;
          import flash.filters.ShaderFilter;
          import flash.text.TextField;
          import flash.text.TextFormat;
  
          [SWF(backgroundColor=0xFFFFFF)]
          public class @ax-lib-flex-animation-code-09-ShaderAsFilter extends Sprite
          {
                  [Embed (source="TwirlFlash.pbj", 
                          mimeType="application/octet-stream")]
                  private var ShaderClass:Class;
                  
                  public function @ax-lib-flex-animation-code-09-ShaderAsFilter()
                  {
                          stage.align = StageAlign.TOP_LEFT;
                          stage.scaleMode = StageScaleMode.NO_SCALE;
                          
                          var shader:Shader = new Shader(new ShaderClass());
                          shader.data.center.value = [200, 200]; 
                          shader.data.twist.value = [-1];
                          shader.data.radius.value = [200];
                          
                          var tf:TextField = new TextField();
                          tf.width = 400;
                          tf.height = 400;
                          tf.wordWrap = true;
                          tf.multiline = true;
                          tf.border = true;
                          tf.defaultTextFormat = new TextFormat("Arial", 24);
                          addChild(tf);
                          
                          for(var i:int = 0; i < 340; i++)
                          {
                                  tf.appendText(String.fromCharCode(65 + Math.random() * 25));
                          }
                          tf.filters = [new ShaderFilter(shader)];
                  }
          }
  }