じわっと光る文字

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favorite:3
lines:75
license : MIT License
modified : 2010-11-08 11:34:13

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////////////////////////////////////////////////////////////////////////////////
// じわっと光る文字
////////////////////////////////////////////////////////////////////////////////

package {

import flash.display.Sprite;
    import flash.events.Event;
    import flash.filters.GlowFilter;

[SWF(backgroundColor="#000000", width="465", height="465", frameRate="30")]

public class Main extends Sprite {
        private var label:Label;
        private var angle:Number = -90;
        private static var radian:Number = Math.PI/180;

public function Main() {
            //Wonderfl.capture_delay(1);
            init();
        }

private function init():void {
            graphics.beginFill(0x000000);
            graphics.drawRect(0, 0, 465, 465);
            graphics.endFill();
            //
            label = new Label(200, 80, 60, Label.CENTER);
            addChild(label);
            label.x = 132;
            label.y = 192;
            label.textColor = 0xFFFFFF;
            label.text = "wonderfl";
            //
            addEventListener(Event.ENTER_FRAME, update, false, 0, true);
        }
        private function update(evt:Event):void {
            angle ++;
            var blur:Number = (Math.cos(angle*radian)*0.45 + 0.55)*16;
            label.filters = [new GlowFilter(0xFFFFFF, 1, blur, blur, 2, 3, false, false)];
        }
        
    }

}

//////////////////////////////////////////////////
// Labelクラス
//////////////////////////////////////////////////

import flash.display.Sprite;
import flash.text.TextField;
import flash.text.TextFieldType;
import flash.text.TextFieldAutoSize;
import flash.text.AntiAliasType;
import flash.text.TextFormat;
import flash.text.TextFormatAlign;

class Label extends Sprite {
    private var txt:TextField;
    private static var fontType:String = "_ゴシック";
    private var _width:uint = 20;
    private var _height:uint = 20;
    private var size:uint = 12;
    public static const LEFT:String = TextFormatAlign.LEFT;
    public static const CENTER:String = TextFormatAlign.CENTER;
    public static const RIGHT:String = TextFormatAlign.RIGHT;

public function Label(w:uint, h:uint, s:uint = 12, align:String = LEFT) {
        _width = w;
        _height = h;
        size = s;
        draw(align);
    }

private function draw(align:String):void {
        txt = new TextField();
        addChild(txt);
        txt.width = _width;
        txt.height = _height;
        txt.autoSize = align;
        txt.type = TextFieldType.DYNAMIC;
        txt.selectable = false;
        //txt.embedFonts = true;
        //txt.antiAliasType = AntiAliasType.ADVANCED;
        var tf:TextFormat = new TextFormat();
        tf.font = fontType;
        tf.size = size;
        tf.align = align;
        txt.defaultTextFormat = tf;
        textColor = 0x000000;
    }
    public function set text(param:String):void {
        txt.text = param;
    }
    public function set textColor(param:uint):void {
        txt.textColor = param;
    }

}

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