Hello World -Colorful-

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lines:77
license : All rights reserved
modified : 2009-02-02 01:29:52

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package {
    //
    import flash.display.*;
    import flash.text.*;
    import flash.filters.*;
    import flash.events.*;
    import flash.geom.*;
    //
    import caurina.transitions.Tweener;
    
    /**
     */
    public class Main extends Sprite {
        /**
         * Constructor
         */
        public function Main() {
            // create and add string sprites
            var ss:Array = createCharactersSprites("HELLO WORLD");
            ss.forEach( function(item:*, index:uint, array:Array):void {
                            //
                            addChild( item );
                            if( index > 0 ) {
                                item.x = array[index-1].x + array[index-1].width;
                            }
                            //
                            if( Math.random() > 0.5 ) {
                                item.rotation = Math.random() * 10;
                            }
                            else {
                                item.rotation = Math.random() * -10;
                            }
                        } );

// add animation
            ss.forEach( function(item:*, index:uint, array:Array):void {
                            Tweener.addTween(item, {x:item.x,
                                                    y:item.y + 100,
                                                    time:2.5,
                                                    delay:0.3 * index,
                                                    transition:"easeOutElastic"
                                                   } );
                        } );
        }
 
        /**
         */
        private function createStringSprite(
            string:String):Sprite
        {
            // create format
            var format:TextFormat = new TextFormat();
            format.size = 40;
            format.bold = false;
            format.leftMargin = 5;
            format.rightMargin = 5;

// create filter
            var filter:BitmapFilter = new BlurFilter(30, 30);
            format.color = Math.random() * 255 << 16 |
                           Math.random() * 255 << 8  |
                           Math.random() * 255;
            // creae text field
            var tf:TextField = new TextField();
            tf.text = string;
            if( format ) {
                tf.setTextFormat( format );
            }
            tf.autoSize = "left";
            
            // create bitmap data
            var bd:BitmapData = new BitmapData(tf.width,
                                               tf.height);
            bd.draw( tf );
            if( bd ) {
                bd.applyFilter(bd, bd.rect, new Point(), filter);
            }
            bd.draw( tf );

//
            var sprite:Sprite = new Sprite();
            sprite.graphics.beginBitmapFill( bd );
            sprite.graphics.drawRect(0, 0, bd.width, bd.height);
            sprite.graphics.endFill();

//
            return sprite;
        }

/**
         *
         * @return array of Sprite objects
         */
        private function createCharactersSprites(
            string:String):Array
        {
            //
            var sprites:Array = new Array();

//
            var index:uint = 0;
            for(index = 0;
                index < string.length;
                ++index)
            {
                sprites.push( createStringSprite( string.charAt( index ) ) );
            }

//
            return sprites;
        }
    }
}

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