flash on 2011-5-30

by amdmamdma 31 May 2011

Embed

/**
 * Copyright amdmamdma ( http://wonderfl.net/user/amdmamdma )
 * MIT License ( http://www.opensource.org/licenses/mit-license.php )
 * Downloaded from: http://wonderfl.net/c/1VkS
 */

package {
    import flash.geom.Point;
    import flash.events.Event;
    import flash.display.Graphics;
    import flash.display.Sprite;
    
    public class FlashTest extends Sprite {
        private const MAX_CNT:uint = 64;
        private const COL_CNT:uint = 8;
        public function FlashTest() {
            //元画像生成
            var ar01:Vector.<Sprite> = new Vector.<Sprite>();
            for(var i:uint = 0; i < MAX_CNT; i ++){
                var sp01:Sprite = new Sprite();
                var gr01:Graphics = sp01.graphics;
                gr01.beginFill(Math.random() * 0xffffff);
                gr01.drawRect(-25, -25, 50,50);
                gr01.endFill();
                addChild(sp01);
                ar01.push(sp01);
                //目標座標
                var ar02:Vector.<Point> = new Vector.<Point>();
                ar02.push( new Point(sp01.width * 0.5, sp01.height * 0.5) );
            }
            //フレーム監視開始
            addEventListener(Event.ENTER_FRAME, xFrame);

            //フレーム監視関数
            function xFrame(e:Event):void{
                //整列
                var nLen:uint = ar01.length;
                for(i = 0; i < nLen; i ++){
                    //マウスを近づけて
                    var nDef:Number = Math.sqrt( Math.pow(ar01[i].x - mouseX, 2) + Math.pow(ar01[i].y - mouseY, 2) );
                    //100px以内に近づいたら
                    var nRatio:Number;
                    if(nDef < 100){
                        //距離100pxで等倍
                        nRatio = 100 / nDef;
                        //最大2倍
                        if(nRatio > 2){
                            nRatio = 2;
                        }
                    }else{
                        //100px以上なら
                        nRatio = 1;
                    }
                    //スケール適用（減速接近）
                    ar01[i].scaleX += (nRatio - ar01[i].scaleX) / 10;
                    ar01[i].scaleY += (nRatio - ar01[i].scaleY) / 10;
                   //x座標等間隔（１行に?列）
                   if(i % COL_CNT == 0){
                       //1列目
                       ar01[i].x = ar01[i].width * 0.5;
                   }else{
                       //2列目以降
                       ar01[i].x = ar01[i - 1].x + ar01[i - 1].width * 0.5 + ar01[i].width * 0.5 + 10;
                       //かつ2行目以降
                       if(i >= COL_CNT){
                           //左上かぶり防止
                           //x座標がかぶってる
                           if(ar01[i].x <= ar01[i - COL_CNT - 1].x + ar01[i - COL_CNT -1].width * 0.5 + 10 + ar01[i].width * 0.5){
                              //右によける
                              ar01[i].x = ar01[i - COL_CNT - 1].x + ar01[i - COL_CNT -1].width * 0.5 + 10 + ar01[i].width * 0.5;
                           }
                       }
                   }
                   //y座標
                   if(i < COL_CNT){
                       //1行目
                       ar01[i].y = ar01[i].height * 0.5;
                   }else{
                       //2行目以降
                       ar01[i].y = ar01[i - COL_CNT].y + ar01[i - COL_CNT].height * 0.5 + ar01[i].height * 0.5 + 10;
                       //かつ右端でない
                       if(i % COL_CNT != (COL_CNT - 1)){
                           //右上かぶり防止
                           if(ar01[i].y <= ar01[i - COL_CNT + 1].y + ar01[i - COL_CNT + 1].height * 0.5 + 10 + ar01[i].height * 0.5){
                               //ar01[i - COL_CNT].x = ar01[i].x + ar01[i].width * 0.5 + 10 + ar01[i - COL_CNT - 1].width * 0.5;
                               ar01[i].y = ar01[i - COL_CNT + 1].y + ar01[i - COL_CNT + 1].height * 0.5 + 10 + ar01[i].height * 0.5;
                           }
                       }
                    }
                }
            }
        } 
    }
}