package {
    import flash.display.*;
    import flash.text.*;
  
    public class @ax-actionscript-fonts-FontFallbackDemo extends Sprite {
      public function @ax-actionscript-fonts-FontFallbackDemo () {
        var format:TextFormat = new TextFormat();
        // Assigns the first font available
        format.font = getFont(["ZapfChancery", "Verdana", "Arial", "_sans"]);
  
        var t:TextField = new TextField();
        t.text = "ActionScript is fun!";
        t.autoSize = TextFieldAutoSize.LEFT;
        t.setTextFormat(format)
        
        addChild(t);
      }
  
      // Given a list of fonts, returns the name of the first font in the list
      // that is available either as an embedded font or a device font
      public function getFont (fontList: Array):String {
        var availableFonts:Array = Font.enumerateFonts(true);
        for (var i:int = 0; i < fontList.length; i++) {
          for (var j:int = 0; j < availableFonts.length; j++) {
            if (fontList[i] == Font(availableFonts[j]).fontName) {
              return fontList[i];
            }
          }
        }
        return null;
      }
    }
  }