On Enter Flash

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Flash CS5

Hey everyone,

I know that I've been MIA for a little while; but Have no fare I'm going to hit the ground running to get out the Flash CS5 tutorials. Now with the ability to make 'apps' for ipad phone. //The Best Flash tutorials ever.

Adobe flash cs4 platform game basics Hero Class

Build a class for your game's hero using as3 and adobe flash cs4. Use a custom class to from senocular.com to use the keyboard. Get all the of the source code bellow. This is part 2 of Adobe flash cs4 platform game basics.

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Timeline Code

var bob:MovieClip = new hero_core();
bob.y=300;
addChild(bob);

Hero Core Class

package {

 import com.senocular.utils.*;
 import flash.display.MovieClip;
 import flash.events.Event;
 public class hero_core extends MovieClip {

  var dx:Number;
  var speed:Number;
  var key:KeyObject;

  function hero_core() {

   init();
  }

  private function init() {
   dx=0;
   speed=1;
   addEventListener(Event.ADDED_TO_STAGE,onStage);


  }
  private function onStage(e:Event) {
   key=new KeyObject(stage);
   addEventListener(Event.ENTER_FRAME,onHero);

  }private function onHero(e:Event) {
   
   if(key.isDown(key.LEFT)){
    dx-=speed;
    }
    
    if(key.isDown(key.RIGHT)){
    dx+=speed;
    }
    
    x+=dx;
   }
 }
}

Adobe flash cs4 Game tutorial Explosion

In this tutorial you will learn how make explosions with your enemies. You'll learn how to make the explosion animation.

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timeline code

var sfx_gun:Sound = new sfx();
var sp:MovieClip = new ship();
var tm:Timer = new Timer(1500);

tm.addEventListener(TimerEvent.TIMER, onstart);

var bulletholder:Sprite = new Sprite();

addChild(bulletholder);

addChild(sp);

addEventListener(Event.ENTER_FRAME,onenter);
stage.addEventListener(MouseEvent.CLICK,onclick);

tm.start();
function onstart(e:Event){
 
 
 var em:Sprite = new enemy();
 em.x= Math.random()*550;
 addChild(em);
 
 
 }


function onenter(e:Event):void {
 sp.x-=(sp.x-mouseX)*.1;
 sp.y-=(sp.y-350)*.2;
}

function onclick(e:Event) {
 sfx_gun.play();
 sp.y=365;
 var bl:Sprite = new bullet();
 bl.y=sp.y;
 bl.x=sp.x;
 bulletholder.addChild(bl);
}

enemy class

package {
 
 import flash.events.Event;
 import flash.display.MovieClip;
 import flash.display.Sprite;
 
 public class enemy extends Sprite {
  private var core:Object;
  
  public function enemy() {
   addEventListener(Event.ADDED_TO_STAGE,onadd);
  }

  private function onadd(e:Event) {
   core=MovieClip(root);
   addEventListener(Event.ENTER_FRAME,loop);
  }

  private function loop(e:Event) {
   y+=3;
   
   //var dis:Number = Math.abs(y-core.sp.y)/20;
   //bd.htmlText='<font color="#ffffff">'+dis+'</font>';
   //y-=((y-core.sp.y)/dis);
   //x-=((x-core.sp.x)/dis);
   
   for (var i:int = 0; i<core.bulletholder.numChildren; i++) {
    var bulletTarget:Sprite=core.bulletholder.getChildAt(i);
    if (hitTestObject(bulletTarget)) {
     core.bulletholder.getChildAt(i).removeListeners();
     core.bulletholder.removeChild(bulletTarget);
     
     var boom:MovieClip = new explosion();
     boom.x=x;
     boom.y=y;
     stage.addChild(boom);
     
     removeEventListener(Event.ENTER_FRAME, loop);
     core.removeChild(this);
    }
   }

  }

  public function removeListeners():void {
   removeEventListener(Event.ENTER_FRAME, loop);
  }
 }
}

bullet class

package {
 import flash.display.Sprite;
 import flash.events.Event;

 public class bullet extends Sprite {

  private var sw:Number;
  private var sh:Number;
  private const _SPEED:int=10;
  private const _OFFSTAGE:int=-10;

  public function bullet():void {
   addEventListener(Event.ADDED_TO_STAGE,onadd);
  }

  private function onadd(e:Event):void {
   sw=stage.stageWidth;
   sh=stage.stageHeight;
   addEventListener(Event.ENTER_FRAME,loop);
  }

  private function loop(e:Event):void {
   if (y<_OFFSTAGE) {
    removeEventListener(Event.ENTER_FRAME,loop);
    parent.removeChild(this);
   }
   y-=_SPEED;
  }

  public function removeListeners():void {
   removeEventListener(Event.ENTER_FRAME,loop);
   
  }
 }
}

explosion class

package {
 import flash.display.MovieClip;
 import flash.events.Event;
 import flash.media.Sound;
 public class explosion  extends MovieClip {
private var hit:Sound = new sfx_hit();
  public function explosion() {
   addEventListener(Event.ENTER_FRAME,xkill);
   hit.play();
  }

  private function xkill(e:Event) {
   if (currentFrame==framesLoaded) {
    
    removeEventListener(Event.ENTER_FRAME,xkill);
    parent.removeChild(this);
   }
  }
 }
}

Adobe flash cs4 Game tutorial Enemy Creation

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main time linecode

var sfx_gun:Sound = new sfx();
var sp:MovieClip = new ship();
var tm:Timer = new Timer(1500);

tm.addEventListener(TimerEvent.TIMER, onstart);

var bulletholder:Sprite = new Sprite();

addChild(bulletholder);

addChild(sp);

addEventListener(Event.ENTER_FRAME,onenter);
stage.addEventListener(MouseEvent.CLICK,onclick);

tm.start();
function onstart(e:Event){
 
 
 var em:Sprite = new enemy();
 em.x= Math.random()*550;
 addChild(em);
 
 
 }


function onenter(e:Event):void {
 sp.x-=(sp.x-mouseX)*.1;
 sp.y-=(sp.y-350)*.2;
}

function onclick(e:Event) {
 sfx_gun.play();
 sp.y=365;
 var bl:Sprite = new bullet();
 bl.y=sp.y;
 bl.x=sp.x;
 bulletholder.addChild(bl);
}

Bullet Class

package {
 import flash.display.Sprite;
 import flash.events.Event;

 public class bullet extends Sprite {

  private var sw:Number;
  private var sh:Number;
  private const _SPEED:int=10;
  private const _OFFSTAGE:int=-10;

  public function bullet():void {
   addEventListener(Event.ADDED_TO_STAGE,onadd);
  }

  private function onadd(e:Event):void {
   sw=stage.stageWidth;
   sh=stage.stageHeight;
   addEventListener(Event.ENTER_FRAME,loop);
  }

  private function loop(e:Event):void {
   if (y<_OFFSTAGE) {
    removeEventListener(Event.ENTER_FRAME,loop);
    parent.removeChild(this);
   }
   y-=_SPEED;
  }

  public function removeListeners():void {
   removeEventListener(Event.ENTER_FRAME,loop);
   
  }
 }
}

Enemy Class

package {
 import flash.events.Event;
 import flash.display.MovieClip;
 import flash.display.Sprite;
 public class enemy extends Sprite {
  private var core:Object;
  public function enemy() {
   addEventListener(Event.ADDED_TO_STAGE,onadd);
  }
  
  private function onadd(e:Event) {
   core=MovieClip(root);
   addEventListener(Event.ENTER_FRAME,loop);
  }
  
  private function loop(e:Event) {
   y+=2;
   for (var i:int = 0; i<core.bulletholder.numChildren; i++) {
    var bulletTarget:Sprite=core.bulletholder.getChildAt(i);
    if (hitTestObject(bulletTarget)) {
     core.bulletholder.getChildAt(i).removeListeners();
     core.bulletholder.removeChild(bulletTarget);

     removeEventListener(Event.ENTER_FRAME, loop);
     core.removeChild(this);
    }
   }

  }
  
  public function removeListeners():void {
   removeEventListener(Event.ENTER_FRAME, loop);
  }
 }
}

Adobe flash cs4 Game tutorial: shooting

This tutorial will show you how to create a game with shooting functionality. This is a very simple thing to create. All the action script is in the timeline and the bullet.as file. We us the bullet class to control the bullet in the game.

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bullet.as

package {
 import flash.display.Sprite;
 import flash.events.Event;

 public class bullet extends Sprite {

  private var sw:Number;
  private var sh:Number;
  private const _SPEED:int=10;
  private const _OFFSTAGE:int=-10;

  public function bullet():void {
   addEventListener(Event.ADDED_TO_STAGE,onadd);
  }

  private function onadd(e:Event):void {
   sw=stage.stageWidth;
   sh=stage.stageHeight;
   addEventListener(Event.ENTER_FRAME,loop);
  }

  private function loop(e:Event):void {
   if (y<_OFFSTAGE) {
    removeEventListener(Event.ENTER_FRAME,loop);
    parent.removeChild(this);
   }
   y-=_SPEED;
  }

  public function removeListeners():void {
   removeEventListener(Event.ENTER_FRAME,loop);
   
  }
 }
}

TimeLine

var sfx_gun:Sound = new sfx();
var sp:MovieClip = new ship();


var bulletholder:Sprite = new Sprite();

addChild(bulletholder);

addChild(sp);

addEventListener(Event.ENTER_FRAME,onenter);
stage.addEventListener(MouseEvent.CLICK,onclick);

function onenter(e:Event):void {
 sp.x-=(sp.x-mouseX)*.1;
 sp.y-=(sp.y-350)*.2;
}

function onclick(e:Event) {
 sfx_gun.play();
 sp.y=365;
 var bl:Sprite = new bullet();
 bl.y=sp.y;
 bl.x=sp.x;
 bulletholder.addChild(bl);
}

Adobe flash cs4 tutorial XML Video Player

earn how to easy it is to create an XML driven video player in adobe flash cs4 using actionscript 3

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var loader:URLLoader = new URLLoader();
loader.addEventListener(Event.COMPLETE,xmlloaded);

var xml:XML = new XML();
var amountofvid:Number=0;
var currentvideo:Number=0;

btn1.addEventListener(MouseEvent.CLICK,nextvid);
btn2.addEventListener(MouseEvent.CLICK,prevvid);

function xmlloaded(e:Event) {
 xml=XML(e.target.data);
 amountofvid=xml.video.length()-1;
 changevid();
}

function nextvid(e:Event) {
 currentvideo++;
 changevid();
}

function prevvid(e:Event) {
 currentvideo--;
 changevid();
}

function changevid():void {
 var cv:Number=Math.abs(currentvideo);

 if (cv>amountofvid) {
  currentvideo=cv=0;
 }
 if (currentvideo<0) {
  currentvideo=cv=amountofvid;
 }
 t_txt.text=xml.video.@title[cv];
 vid.source =xml.video.@src[cv]
 ;


}

loader.load(new URLRequest('videos.xml'));

Adobe flash cs4 tutorial: 3d page flip

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In this tutorial learn how to create the 3d page flip effect using actionscript 3 and the tween classes. This effect looks like the album cover flip in the new ipods.

import fl.transitions.Tween;
import fl.transitions.easing.Strong;
import fl.transitions.TweenEvent;

con.sidea.flip.addEventListener(MouseEvent.CLICK,onflip);
con.sideb.flip.addEventListener(MouseEvent.CLICK,onflip);
addEventListener(Event.ENTER_FRAME,loop);

var isStill:Boolean=true;
var arraytween:Array = new Array();

function onflip(e:Event) {
 if (isStill) {
  arraytween.push(new Tween(con,'rotationY',Strong.easeOut,con.rotationY,con.rotationY+180,1,true));
  arraytween[0].addEventListener(TweenEvent.MOTION_FINISH,reset);
  isStill=false;

 }
}
function reset(e:Event) {
 isStill=true;
 arraytween=[];

}

function loop(e:Event) {

 if (con.rotationY>=90 && con.rotationY<=270) {
  con.addChild(con.sideb);
  con.scaleX=-1;
 } else {
  con.addChild(con.sidea);
  con.scaleX=1;
 }
 if (con.rotationY>=360) {
  con.rotationY=0;
 }

}

Adobe flash cs4 website tutorial: 0109 XML Image Gallery

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Fla Timeline code:

var xml:XML = new XML();

var img_count:uint;

var loader:URLLoader = new URLLoader();

var img_holder:Sprite=new Sprite();

var sw:Number=stage.stageWidth;

addChild(img_holder);

function xmlloaded(e:Event):void {
 
 xml=XML(e.target.data);
 
 img_count = xml.img.length()-1;
 
 for (var i:uint = 0; i<img_count; i++) {
  
  var thumb:Sprite=new createThumb(img_holder,String(xml.img[i].@thumburl),String(xml.img[i].@mainurl));
  thumb.x=205*i;
  img_holder.addChild(thumb);
 
 }

 stage.addEventListener(Event.ENTER_FRAME,mousescroll);

}

function mousescroll(e:Event):void {
 
 var ihw:Number = (img_holder.width-sw+100)*-1;
 var percent:Number = 50+(mouseX/sw)*(ihw);
 img_holder.x=percent;

}

loader.load(new URLRequest('photogallery.xml'));
loader.addEventListener(Event.COMPLETE,xmlloaded);

createThumb Class:

/*
VERSION: 0.1
DATE: 6/27/2009
ACTIONSCRIPT VERSION: 3.0
UPDATES & MORE DETAILED DOCUMENTATION AT: http://www.onenterflash.com

DESCRIPTION:
Loads and displays a thumb and main picture on click of thumb image.

EXAMPLES: 

**

var img_holder:Sprite=new Sprite();

var thumb:Sprite=new createThumb(img_holder,'smallimage/file.png','largeimage/file.png');

thumb.x=205*i;

img_holder.addChild(thumb);

addChild(img_holder);

**

CODED BY: Waarith Abdul-Majeed, questions@onenterflash.com
Copyright 2009, OnEnterFlash

*/
package {
 import flash.display.Loader;
 import flash.display.Sprite;
 import flash.display.Bitmap;

 import fl.transitions.Tween;
 import fl.transitions.TweenEvent;
 import fl.transitions.easing.*;

 import flash.events.MouseEvent;
 import flash.events.Event;

 import flash.net.URLRequest;

 public class createThumb extends Sprite {

  private var arraytween:Array = new Array();

  private var thumb_loader:Loader;
  private var photo_loader:Loader;

  private var thumb_url:String;
  private var photo_url:String;

  private var thumb_bit:Bitmap;
  private var photo_bit:Bitmap;

  private var mother:Sprite;
  private var thumb_btn:Sprite;

  public function createThumb(childof:Sprite,thumburl:String,photourl:String) {
   mother=childof;
   thumb_url=thumburl;
   photo_url=photourl;
   loadthumb();
  }

  private function loadthumb():void {
   thumb_loader = new Loader();
   thumb_loader.load(new URLRequest(thumb_url));
   thumb_loader.contentLoaderInfo.addEventListener(Event.COMPLETE,displaythumb);
  }

  private function displaythumb(e:Event):void {

   thumb_btn = new Sprite();
   thumb_bit= new Bitmap();

   thumb_btn.graphics.beginFill(0x000000,0);
   thumb_btn.graphics.drawRect(0,0,200,200);
   thumb_btn.graphics.endFill();

   thumb_bit=e.target.content as Bitmap;
   thumb_btn.width=thumb_btn.height=thumb_bit.width=thumb_bit.height=200;
   thumb_bit.smoothing=true;

   addChild(thumb_bit);
   addChild(thumb_btn);

   thumb_btn.addEventListener(MouseEvent.CLICK,loadphoto);

  }
  private function loadphoto(e:Event):void {
   arraytween.push(new Tween(mother,"y",Regular.easeOut,mother.y,400,.5,true));
   photo_loader = new Loader();
   photo_loader.load(new URLRequest(photo_url));
   photo_loader.contentLoaderInfo.addEventListener(Event.COMPLETE,displayphoto);
  }
  private function displayphoto(e:Event):void {
   stage.addEventListener(MouseEvent.CLICK,closephoto);
   photo_bit= new Bitmap();
   photo_bit=e.target.content as Bitmap;
   photo_bit.smoothing=true;
   photo_bit.x=(stage.stageWidth-photo_bit.width)/2;
   photo_bit.y=(stage.stageHeight-photo_bit.height)/2;
   stage.addChild(photo_bit);

  }
  private function closephoto(e:Event):void {

   arraytween.push(new Tween(mother,"y",Strong.easeOut,mother.y,0,.5,true));
   arraytween[arraytween.length-1].addEventListener(TweenEvent.MOTION_FINISH,cleartween);
   photo_loader.unload();

   if (photo_bit!=null) {
    stage.removeChild(photo_bit);
   }

   stage.removeEventListener(MouseEvent.CLICK,closephoto);

  }
  private function cleartween(e:TweenEvent):void {
   arraytween=[];
  }

 }
}

Adobe flash cs4 tutorial: Typewriter Effect

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var str:String = "On Enter Flash go and support the learning. Why does a lined brain calculate within the helmet? Ere dodges the retrieval over the sexist. The distinguished rescue errs. After ere prevails the basket. An acid interrupts er. A mayor chooses across the official. Flash shines on top of an incomprehensible dummy. The lover bores underneath the worry! A cat paces adobe underneath the ironic winter. A deaf typewriter produces the swamp. Another worthwhile example manipulates flash within the insensitive slang. Why can't adobe pull an invaluable juice?";

var timer:Timer = new Timer(10);

var i:uint =0;

timer.addEventListener(TimerEvent.TIMER,gotime);

timer.start();

function gotime(e:TimerEvent){
 textbox_txt.appendText(str.charAt(i));
 i++;
 if(i>=str.length){
  timer.stop();
  }
 }

Adobe flash cs4 website tutorial: 0108 Image Gallery

In the tutorial learn how to create an Image Gallery using AS3 and Adobe flash cs4. This is great for a website.

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drag_btn.stop();
drag_btn.y=0;

var sh:Number=stage.stageHeight;

drag_btn.addEventListener(MouseEvent.MOUSE_DOWN,startdrag);

stage.addEventListener(MouseEvent.MOUSE_UP,stopdrag);
stage.addEventListener(Event.ENTER_FRAME,onenter);

function startdrag(e:MouseEvent) {

 e.target.startDrag(false,new Rectangle(480,0,0,400));
 e.target.gotoAndStop(2);


}
function stopdrag(e:MouseEvent) {
 drag_btn.stopDrag();
 drag_btn.gotoAndStop(1);

}

function onenter(e:Event) {
 var percent:Number = (drag_btn.y/sh)*(picture.height*-1+sh);
 picture.y-=(picture.y-percent)*.06;
}

Adobe flash cs4 Game tutorial : Velocity

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var Key:KeyObject=new KeyObject(stage);

ship.stop();

var speed:Number=0;

var friction:Number=.98;

stage.addEventListener(Event.ENTER_FRAME,onenter);

function onenter(e:Event):void {

 if (ship.x>590) {
  ship.x=-20;
 }
 if (ship.x<-30) {
  ship.x=580;
 }
 if (ship.y>510) {
  ship.y=-20;
 }
 if (ship.y<-30) {
  ship.y=500;
 }
 if (Key.isDown(Key.LEFT)) {
  ship.rotation-=5;
 }
 if (Key.isDown(Key.RIGHT)) {
  ship.rotation+=5;
 }
 
 if (Key.isDown(Key.UP)) {
  speed-=.5;
  ship.gotoAndStop(2);
 }else{
  ship.gotoAndStop(1);
 }
 var angle:Number = ship.rotation*Math.PI/180;
 var vx:Number=Math.cos(angle)*speed;
 var vy:Number=Math.sin(angle)*speed;
 ship.x+=vx;
 ship.y+=vy;
 speed*=friction;
 if (Math.abs(speed)<0.0009) {
  speed=0;
 }
}

learn to create Velocity in this Adobe flash cs4 Game tutorial. using as3 and the key class code. goto http://www.youtube.com/watch?v=lMQrshyK8_c to learn about key object.

Adobe flash cs4 website tutorial: 0107 Drop down menu

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addEventListener(Event.ENTER_FRAME,dropmenu);

pages.stop();

var speed:Number=.3;

function dropmenu(e:Event) {

 if ((menu.mouseY<menu.height&&menu.mouseY>0) && (menu.mouseX<menu.width&&menu.mouseX>0)) {

  menu.y-=(menu.y)*speed;

 } else {
  
  menu.y-=(260+menu.y)*speed;
 
 }
}

function makebtn(btn:SimpleButton,frame:Number) {

}

btn.addEventListener(MouseEvent.CLICK,function(){pages.gotoAndStop(frame);});

};

makebtn(menu.c_btn,3);
makebtn(menu.d_btn,2);
makebtn(menu.h_btn,1);