forked from: star!!!
＃このつぶやき(https://twitter.com/neconi/status/14502827848)から夜中に酒を片手に作り始めたやつを仕上げたのでアップした
＃星モチーフでかわいい何かを作りたかったのに、気がついたらなんかサイケになってた・・
/**
* Copyright uwi ( http://wonderfl.net/user/uwi )
* MIT License ( http://www.opensource.org/licenses/mit-license.php )
* Downloaded from: http://wonderfl.net/c/bY71
*/
// forked from neconi's star!!!
// ＃このつぶやき(https://twitter.com/neconi/status/14502827848)から夜中に酒を片手に作り始めたやつを仕上げたのでアップした
// ＃星モチーフでかわいい何かを作りたかったのに、気がついたらなんかサイケになってた・・
package {
import flash.display.Sprite;
import flash.geom.Rectangle;
//import net.hires.debug.Stats;
[SWF(backgroundColor = "#000000", width = "465", height = "465", frameRate = "30")]
public class Main extends Sprite {
private var starTune:StarTune;
public function Main() {
init();
//addChild(new Stats());
}
private function init():void {
var rect:Rectangle = new Rectangle(0, 0, stage.stageWidth, stage.stageHeight);
starTune = new StarTune(rect);
addChild(starTune);
starTune.play();
}
}
}
import flash.display.Sprite;
import flash.display.Bitmap;
import flash.display.BitmapData;
import flash.events.Event;
import flash.events.MouseEvent;
import flash.geom.Matrix;
import flash.geom.Point;
import flash.geom.Rectangle;
import flash.filters.BlurFilter;
class StarTune extends Sprite {
private var rect:Rectangle;
private var canvas:BitmapData;
private var temp:BitmapData;
private static var scale:Number = 1.1;
private var matrix:Matrix;
private static var point:Point = new Point();
private var blur:BlurFilter;
private var star:StarMove;
private var shade:BitmapData;
public function StarTune(r:Rectangle) {
rect = r;
init();
}
private function init():void {
canvas = new BitmapData(rect.width, rect.height, true, 0xFF000000);
addChild(new Bitmap(canvas));
temp = new BitmapData(rect.width, rect.height, false, 0xFF000000);
blur = new BlurFilter(0.5, 0.5, 3);
matrix = new Matrix();
matrix.scale(scale, scale);
var w:int = (rect.width - rect.width*scale) * 0.5;
var h:int = (rect.height - rect.height * scale) * 0.5;
matrix.translate(w, h);
star = new StarMove();
addChild(star);
star.x = rect.width*0.5;
star.y = rect.height*0.5;
shade = new BitmapData(rect.width, rect.height, true, 0x10000000);
}
public function play():void {
addEventListener(Event.ENTER_FRAME, draw, false, 0, true);
}
private function draw(evt:Event):void {
star.create();
star.rotation += 2;
temp.lock();
temp.draw(this);
temp.applyFilter(temp, rect, point, blur);
temp.draw(shade);
temp.unlock();
canvas.lock();
canvas.draw(temp, matrix, null, null, rect, true);
canvas.unlock();
if((_t++) % 5 == 0)star.move();
}
private var _t : uint = 0;
}
import flash.display.Sprite;
import frocessing.color.ColorHSV;
class StarMove extends Sprite {
private var length:uint;
private var num:uint;
private var stars:Array;
private static var deceleration:Number = 0.2;
private var id:uint;
private var color:ColorHSV;
public function StarMove() {
init();
//星の頂点の数を決める。奇数にする。５とか７とか。ここ変えるとイメージが変わるかも。
//13にした時星の形が変な気がする・・なんでだろう・・？
num = 5;
}
private function init():void {
stars = new Array();
color = new ColorHSV(0, 0.3, 1);
id = 0;
length = Math.random() * 60 + 40;
}
public function create():void {
id ++;
var angle:uint = id%360;
color.h = angle;
var star:Star = new Star(length, color.value, num);
star.scale = Math.random() * 2.2;
addChild(star);
stars.push(star);
}
public function move():void {
for (var i:uint = 0; i < stars.length; i++) {
var star:Star = stars[i];
star.scale *= deceleration;
if (star.scale < 0.2) {
stars.splice(i, 1);
removeChild(star);
star = null;
}
}
}
}
import flash.display.Shape;
import flash.events.Event;
class Star extends Shape {
private var length:uint;
private var color:uint;
private var num:uint;
private var rad:Number;
private var addRad:Number;
private var targetRad:Number;
private var _scale:Number = 1;
public function Star(l:uint = 20, c:uint = 0xFFFFFF, n:uint = 5) {
length = l;
color = c;
num = n;
rad = 360 / num;
addRad = (num - 1) / 2 * rad;
targetRad = 0;
draw();
}
private function draw():void {
graphics.clear();
graphics.lineStyle(Math.ceil(Math.random()*5), color);
graphics.moveTo(length, 0);
for (var i:uint = 0 ; i < num - 1 ; i++) {
targetRad += addRad;
graphics.lineTo(Math.cos(targetRad * Math.PI / 180) * length , Math.sin(targetRad * Math.PI / 180) * length);
}
graphics.lineTo(length, 0);
}
public function get scale():Number {
return _scale;
}
public function set scale(param:Number):void {
_scale = param;
scaleX = scaleY = _scale;
}
}