forked from: flash on 2009-6-24

by taka_milk 01 Jul 2009

Tags

fun 超炫的線條效果
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/**
 * Copyright taka_milk ( http://wonderfl.net/user/taka_milk )
 * MIT License ( http://www.opensource.org/licenses/mit-license.php )
 * Downloaded from: http://wonderfl.net/c/jQJL
 */

// forked from gabriel_laet's flash on 2009-6-24
package {
    import flash.display.Sprite;
    import flash.text.TextField;
    import flash.text.TextFormat;
    import flash.text.TextFieldAutoSize;
    import flash.display.BitmapData;
    import flash.display.BitmapDataChannel;
    import flash.display.Bitmap;
    
    import caurina.transitions.Tweener;
   
    public class FlashTest extends Sprite {
        public var words:Array;
        public var wordsBmp:Array;
        public var container:Sprite;
        
        public function FlashTest() {
            stage.align = "tl";
            stage.scaleMode = "noScale";
            
            words = ["paz", "fé", "vida", "mundo", "hoje", "pensamento"];
            wordsBmp = [];
            container = new Sprite();
            addChild(container);
            
            draw();
        }
        
        public function draw():void
        {
            var fmt:TextFormat = new TextFormat();
            fmt.size = 30;
            fmt.font = "Arial";
            fmt.bold = true;
            
            var temp:TextField = new TextField();
            temp.autoSize = TextFieldAutoSize.LEFT;
            temp.defaultTextFormat = fmt;
            
            var word:BitmapData;
            var display:Bitmap;
            
            for(var i:int = 0; i<words.length; i++){
                temp.text = words[i];
                word = new BitmapData(temp.width, temp.height, true, BitmapDataChannel.ALPHA);
                word.draw(temp);
                
                display = new Bitmap(word);
                container.addChild(display);
                
                Tweener.addTween(display, {x:Math.max(0,Math.min(stage.stageWidth, Math.random()*stage.stageWidth)), y:Math.max(0,Math.min(stage.stageHeight, Math.random()*stage. stageHeight)), time:Math.random()*10, rotation:Math.random()*360});
                
                wordsBmp.push(display);
            }
            
            addEventListener("enterFrame", render);
            
        }
        
        public function render(e:*):void
        {
            var b:Bitmap;
            container.graphics.clear();
             container.graphics.lineStyle(1, 0x999999);
            for(var i:int = 0; i<wordsBmp.length; i++){
                b = wordsBmp[i];
                if(!Tweener.isTweening(b)){
                    Tweener.addTween(b, {x:Math.random()*stage.stageWidth, y:Math.random()*stage.stageHeight, time:30+Math.random()*30});
                    
                    
                }
                if(wordsBmp[i+1]){
                    container.graphics.lineTo(wordsBmp[i+1].x, wordsBmp[i+1].y);
                }else{
                    container.graphics.lineTo(wordsBmp[0].x, wordsBmp[0].y);
                }
            }
        }
    }
}