forked from: けむり
// forked from 178ep3's けむり
package
{
import flash.display.Sprite;
import flash.events.Event;
import flash.filters.BlurFilter;
[SWF(width=465, height=465, frameRate=30, backgroundColor=0x000000)]
public class smoke extends Sprite
{
private var _stg:Sprite;
private var _list:Array = [];
public function smoke()
{
_stg = new Sprite();
addChild(_stg);
_stg.filters = [new BlurFilter(20,20,2)];
addEventListener(Event.ENTER_FRAME,loop);
}
private function loop(e:Event):void
{
for(var j:uint=0; j<20; j++)
{
var pc:Par = new Par(mouseX,mouseY);
_stg.addChild(pc);
_list.push(pc);
}
var len:int = _list.length-1;
for (var i:int = len; i>-1; i--)
{
if (!_list[i].move())
{
_stg.removeChild(_list[i]);
_list[i] = null;
_list.splice(i, 1);
}
}
}
}
}
import flash.display.Sprite;
import flash.display.Shape;
import flash.filters.BlurFilter;
class Par extends Sprite
{
private var _p:Shape;
private var _vx:Number;
private var _vy:Number;
private var _r:Number;
private var _fric:Number = 0.95;
private var _a:int = 0;
private static var _counter:int=0;
private var _index:int = 0;
private var _colorList:Array = [ 0x4D72BB, 0x00AEFA, 0x5BC485, 0xE1E459 ];
public function Par(sx:Number,sy:Number)
{
_p = new Shape();
addChild(_p);
_p.x = sx;
_p.y = sy;
var color:uint = _colorList[_index]
_p.graphics.beginFill(color );
_p.graphics.drawCircle(0,0,5);
_p.graphics.endFill();
_counter++;
if(_counter > 40)
{
_index++;
if(_index > 3) _index = 0;
_counter = 0;
}
var rad:Number = Math.random() * 360 * Math.PI /180;
_r = Math.random() * 5;
_vx = Math.cos(rad) * _r;
_vy = Math.sin(rad) * _r;
}
public function move():Boolean
{
_p.x += _vx;
_p.y += _vy;
_vx *= _fric;
_vy *= _fric;
_p.alpha = 0.8 - (_a/50);
_a++;
if(_a>40)
{
return false;
}
return true;
}
}