flash on 2015-7-27

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

/**

 * Stardust Particle Engine

 * 

 * Homepage

 *     http://code.google.com/p/stardust-particle-engine/

 * 

 * Documentation

 *     http://stardust-particle-engine.googlecode.com/svn/trunk/docs/index.html

 * 

 * PDF Manual

 *     http://stardust-particle-engine.googlecode.com/svn/trunk/manual/Stardust%20Particle%20Engine%20Manual.pdf

 */



package {

    import flash.display.Bitmap;

    import flash.display.BitmapData;

    import flash.display.Sprite;

    import flash.events.Event;

    import flash.geom.ColorTransform;

    import idv.cjcat.stardust.common.clocks.ImpulseClock;

    import idv.cjcat.stardust.common.events.EmitterEvent;

    import idv.cjcat.stardust.twoD.renderers.PixelRenderer;

    

    [SWF(backgroundColor="#000000", frameRate=60)]

    

    public class Main extends Sprite {

        

        private const PARTICLE_COUNT:int = 50;

        

        private var emitter:FireworksEmitter;

        private var canvasBMP:Bitmap;

        private var fadeBMP:Bitmap;

        

        public function Main():void {

            canvasBMP = new Bitmap(new BitmapData(365, 265, true, 0));

            fadeBMP = new Bitmap(new BitmapData(365, 265, true, 0));

            addChild(fadeBMP);

            addChild(canvasBMP);

            

            var clock:ImpulseClock = new ImpulseClock(PARTICLE_COUNT);

            emitter = new FireworksEmitter(clock);

            var renderer:PixelRenderer = new PixelRenderer(canvasBMP.bitmapData);

            renderer.addEmitter(emitter);

            

           // emitter.addEventListener(EmitterEvent.EMITTER_EMPTY, clock.impulse);

            addEventListener(Event.ENTER_FRAME, mainLoop);

        }

        

        private var fade:ColorTransform = new ColorTransform(1, 1, 1, 1, 0, -200, -200, -10);

        private function mainLoop(e:Event):void {

            fadeBMP.bitmapData.draw(canvasBMP.bitmapData);

            fadeBMP.bitmapData.colorTransform(fadeBMP.bitmapData.rect, fade);

            

            canvasBMP.bitmapData.fillRect(canvasBMP.bitmapData.rect, 0);

            emitter.step();

        }

    }

}



//------------------------------------------------------------------------------------------------



import flash.display.Shape;

import idv.cjcat.stardust.common.actions.Age;

import idv.cjcat.stardust.common.actions.AlphaCurve;

import idv.cjcat.stardust.common.actions.CompositeAction;

import idv.cjcat.stardust.common.actions.DeathLife;

import idv.cjcat.stardust.common.actions.triggers.DeathTrigger;

import idv.cjcat.stardust.common.clocks.Clock;

import idv.cjcat.stardust.common.initializers.Color;

import idv.cjcat.stardust.common.initializers.Life;

import idv.cjcat.stardust.common.initializers.Mask;

import idv.cjcat.stardust.common.math.UniformRandom;

import idv.cjcat.stardust.twoD.actions.Gravity;

import idv.cjcat.stardust.twoD.actions.Move;

import idv.cjcat.stardust.twoD.actions.Spawn;

import idv.cjcat.stardust.twoD.emitters.Emitter2D;

import idv.cjcat.stardust.twoD.fields.UniformField;

import idv.cjcat.stardust.twoD.initializers.Position;

import idv.cjcat.stardust.twoD.initializers.Velocity;

import idv.cjcat.stardust.twoD.zones.LazySectorZone;

import idv.cjcat.stardust.twoD.zones.SinglePoint;



//------------------------------------------------------------------------------------------------



//I have no idea why this line must be added in order to compile successfully on Wonderfl.

//Just ignore this class :p

class BugFixer extends Shape { public function BugFixer() { } }



//------------------------------------------------------------------------------------------------



class FireworksEmitter extends Emitter2D {

    

    public function FireworksEmitter(clock:Clock) {

        super(clock);

        

        //initializers

        addInitializer(new Mask(1));

        addInitializer(new Color(0xFFFFFF));

        addInitializer(new Life(new UniformRandom(70, 20)));

        addInitializer(new Velocity(new LazySectorZone(1.5, 1)));

        addInitializer(new Position(new SinglePoint(232.5, 150)));

        

        //spawned particle initializers

        var spawn:Spawn = new Spawn(new UniformRandom(20, 0));

        spawn.addInitializer(new Mask(2));

        spawn.addInitializer(new Color(0xFFFFFF));

        spawn.addInitializer(new Life(new UniformRandom(20, 15)));

        spawn.addInitializer(new Velocity(new LazySectorZone(1, 0.5)));

        

        //actions

        var gravity:Gravity = new Gravity();

        gravity.addField(new UniformField(0, 0.02));

        

        var commonActions:CompositeAction = new CompositeAction();

        commonActions.mask = 1 | 2;

        commonActions.addAction(gravity);

        commonActions.addAction(new Age());

        commonActions.addAction(new DeathLife());

        commonActions.addAction(new Move());

        

        var trigger:DeathTrigger = new DeathTrigger();

        trigger.mask = 1;

        trigger.addAction(spawn);

        

        addAction(commonActions);

        addAction(trigger);

    }

}