flash中在文本字段上设置网格实例

var my_fmt:TextFormat = new TextFormat();
my_fmt.size = 10;
my_fmt.font = "Arial-10";
var h:Number = Math.floor(Stage.height / 3);

this.createTextField("none_txt", 10, 0, 0, Stage.width, h);
none_txt.antiAliasType = "advanced";
none_txt.embedFonts = true;
none_txt.gridFitType = "none";
none_txt.multiline = true;
none_txt.setNewTextFormat(my_fmt);
none_txt.text = "loading...";
none_txt.wordWrap = true;

this.createTextField("pixel_txt", 20, 0, h, Stage.width, h);
pixel_txt.antiAliasType = "advanced";
pixel_txt.embedFonts = true;
pixel_txt.gridFitType = "pixel";
pixel_txt.multiline = true;
pixel_txt.selectable = false;
pixel_txt.setNewTextFormat(my_fmt);
pixel_txt.text = "loading...";
pixel_txt.wordWrap = true;

this.createTextField("subpixel_txt", 30, 0, h*2, Stage.width, h);
subpixel_txt.antiAliasType = "advanced";
subpixel_txt.embedFonts = true;
subpixel_txt.gridFitType = "subpixel";
subpixel_txt.multiline = true;
subpixel_txt.setNewTextFormat(my_fmt);
subpixel_txt.text = "loading...";
subpixel_txt.wordWrap = true;

var lorem_lv:LoadVars = new LoadVars();
lorem_lv.onData = function(src:String):Void {
    if (src != undefined) {
        none_txt.text = "[antiAliasType=none]n" + src;
        pixel_txt.text = "[antiAliasType=pixel]n" + src;
        subpixel_txt.text = "[antiAliasType=subpixel]n" + src;
    } else {
        trace("unable to load text file");
    }
};
lorem_lv.load("/lorem.txt");