Cube

by quail24eggs 29 Mar 2011

Embed

/**
 * Copyright quail24eggs ( http://wonderfl.net/user/quail24eggs )
 * MIT License ( http://www.opensource.org/licenses/mit-license.php )
 * Downloaded from: http://wonderfl.net/c/gaKc
 */

// キューブ

package 
{
    import flash.display.Sprite;
    import flash.events.Event;
    public class Main extends Sprite 
    {
        
        public function Main():void 
        {
            var nUnit:Number = 200;//格子定数
            var sq1:Sprite = new Sprite();
            var sq2:Sprite = new Sprite();
            var sq3:Sprite = new Sprite();
            var sq4:Sprite = new Sprite();
            var sq5:Sprite = new Sprite();
            var sq6:Sprite = new Sprite();
            mySquare(sq1, nUnit);
            mySquare(sq2, nUnit);
            mySquare(sq3, nUnit);
            mySquare(sq4, nUnit);
            mySquare(sq5, nUnit);
            mySquare(sq6, nUnit);
            function mySquare(sqName:Sprite, m:Number):void //Sprite のプロパティ設定
            {
                sqName.graphics.beginFill(0xFFFFFF* Math.random());
                sqName.x = m;
                sqName.y = m;
                sqName.alpha = 0.2;
                sqName.graphics.drawRect(0, 0, m, m);
            }
            
            var nX:Number = stage.stageWidth / 2;
            var nY:Number = stage.stageHeight / 2;
            var nDec:Number = 1/80;//減速率
            var mySprite:Sprite = new Sprite();
            
            this.addChild(mySprite);
            mySprite.x = nX;
            mySprite.y = nY;//mySprite を stage 中央へ
            
            
            mySprite.addChild(sq1);
            mySprite.addChild(sq2);
            mySprite.addChild(sq3);
            mySprite.addChild(sq4);
            mySprite.addChild(sq5);
            mySprite.addChild(sq6);
            sq1.x = -nUnit / 2;
            sq1.y = -nUnit / 2;
            sq1.z = -nUnit / 2;
            sq2.x = nUnit / 2;
            sq2.y = -nUnit / 2;
            sq2.z = -nUnit / 2;
            sq3.x = nUnit / 2;
            sq3.y = -nUnit / 2;
            sq3.z = nUnit / 2;
            sq4.x = -nUnit / 2;
            sq4.y = -nUnit / 2;
            sq4.z = nUnit / 2;
            sq5.x = -nUnit / 2;
            sq5.y = -nUnit / 2;
            sq5.z = -nUnit / 2;
            sq6.x = -nUnit / 2;
            sq6.y = nUnit / 2;
            sq6.z = -nUnit / 2;
            sq2.rotationY = -90;
            sq3.rotationY = -180;
            sq4.rotationY = -270;
            sq5.rotationX = 90;
            sq6.rotationX = 90;

            addEventListener(Event.ENTER_FRAME,xyRotate);
            
            function xyRotate(obj:Event):void
            {
                var nRotX:Number = mySprite.rotationX;
                nRotX -= (mouseY - nY) * nDec; //The Variable nDec is defined in the line 34. 
                nRotX = getDegree(nRotX);
                mySprite.rotationX = nRotX;
                
                var nRotY:Number = mySprite.rotationY;
                nRotY += (mouseX - nX) * nDec;
                nRotY = getDegree(nRotY);
                mySprite.rotationY = nRotY;
                
            }
            function getDegree(n:Number):Number
            {
                n += 180;
                n %= 360;
                n += 360;
                n %= 360;
                n -= 180;
                return n;
            }
        }
        
    }
    
}