forked from: 【AS100本ノック】10回目：爆破
AS100本ノック
* 10回目のお題は「爆破」
* あなたなりの「爆破」を表現してください。
*
* 左クリックしたまま、画面上を動かしてみてください。
* トッ○をねらえとかマ○ロスとかガ○ダムとかに出てきそうな爆発をイメージしますた
* バス○ービームも作りたかった
/**
* Copyright mex_ny ( http://wonderfl.net/user/mex_ny )
* MIT License ( http://www.opensource.org/licenses/mit-license.php )
* Downloaded from: http://wonderfl.net/c/aGoH
*/
// forked from mex's 【AS100本ノック】10回目：爆破
/*
* AS100本ノック
* 10回目のお題は「爆破」
* あなたなりの「爆破」を表現してください。
*
* 左クリックしたまま、画面上を動かしてみてください。
* トッ○をねらえとかマ○ロスとかガ○ダムとかに出てきそうな爆発をイメージしますた
* バス○ービームも作りたかった
*/
package {
import flash.display.Graphics;
import flash.display.Sprite;
import flash.display.Shape;
import flash.display.StageScaleMode;
import flash.display.StageAlign;
import flash.display.StageQuality;
import flash.events.Event;
import flash.events.MouseEvent;
import flash.utils.getTimer;
public class Explosion extends Sprite {
private const STAGE_WIDTH:uint = 465, STAGE_HEIGHT:uint = 465;
private var _bg:Sprite, _hitArea:Sprite, _bomb:Bomb, _isFire:Boolean , _time:uint , _prevTime:uint;
private var _stageWidht:Number , _stageHeight:Number;
public function Explosion() {
if ( stage ) init();
else addEventListener(Event.ADDED_TO_STAGE, init );
}
private function init( e:Event = null ):void
{
removeEventListener(Event.ADDED_TO_STAGE, init);
stage.scaleMode = StageScaleMode.NO_SCALE;
stage.align = StageAlign.TOP_LEFT;
stage.quality = StageQuality.BEST;
_isFire = false;
_prevTime = 0;
_stageWidht = stage.stageWidth;
_stageHeight = stage.stageHeight;
Wonderfl.capture_delay( 2 );
addBackground();
addMouseHitArea();
_bg.addChild( _bomb = new Bomb() );
setMouseEvent();
}
private function addBackground():void
{
var g:Graphics;
addChild( _bg = new Sprite() );
g = _bg.graphics;
g.beginFill( 0x000000 );
g.drawRect( 0 , 0 , _stageWidht , _stageHeight );
g.endFill();
}
private function addMouseHitArea():void
{
var g:Graphics;
addChild( _hitArea = new Sprite() );
_hitArea.buttonMode = true;
g = _hitArea.graphics;
g.beginFill( 0x000000 , 0 );
g.drawRect( 0 , 0 , _stageWidht , _stageHeight );
g.endFill();
}
private function setMouseEvent():void
{
_hitArea.addEventListener( MouseEvent.MOUSE_DOWN , MouseDownHandler , false , 0 , true );
_hitArea.addEventListener( MouseEvent.MOUSE_UP , MouseUpHandler , false , 0 , true );
_hitArea.addEventListener( MouseEvent.MOUSE_MOVE , MouseMoveHandler , false , 0 , true );
_hitArea.addEventListener( MouseEvent.MOUSE_OUT , MouseOutHandler , false , 0 , true );
}
private function MouseDownHandler( $evt:MouseEvent ):void
{
_isFire = true;
_prevTime = getTimer();
_bomb.fire( _bg.mouseX , _bg.mouseY );
}
private function MouseUpHandler( $evt:MouseEvent ):void
{
_isFire = false;
}
private function MouseOutHandler($evt:MouseEvent):void
{
_isFire = false;
}
private function MouseMoveHandler( $evt:MouseEvent ):void
{
_time = getTimer();
if (_isFire && _time - _prevTime > 50 )
{
_prevTime = _time;
_bomb.fire( _bg.mouseX , _bg.mouseY );
}
}
}
}
import flash.display.Bitmap;
import flash.display.BitmapData;
import flash.display.Shape;
import flash.display.Sprite;
import flash.display.Graphics;
import flash.filters.BlurFilter;
import flash.filters.GlowFilter;
import org.libspark.betweenas3.BetweenAS3;
import org.libspark.betweenas3.tweens.IObjectTween;
import org.libspark.betweenas3.events.TweenEvent;
import org.libspark.betweenas3.easing.*;
import org.libspark.betweenas3.tweens.ITween;
class Bomb extends Sprite
{
private const RADIUS:uint = 40 , SEED_MAX_COUNT:uint = 10, BMP_NAME:String = "SEED";
private var _seedsData:Array;
public function Bomb():void
{
init();
}
private function init():void
{
makeSeedsData();
}
private function makeSeedsData():void
{
var i:uint;
_seedsData = new Array();
for ( i = 0; i < SEED_MAX_COUNT; i++ )
{
_seedsData.push( makeSeed() );
}
}
private function makeSeed():Bitmap
{
var seed:Shape, g:Graphics , blur:uint , bd:BitmapData , size:Number, bf:BlurFilter, gf:GlowFilter;
bf = new BlurFilter( 8 , 8 , 1 );
blur = 2 << ( Math.round( Math.random() * 7 ) );
gf = new GlowFilter( 0xFF5555 , 0.9 , blur , blur , 4 , 4 );
seed = new Shape();
g = seed.graphics;
g.beginFill( 0xFFF0FC , 1 );
g.drawCircle( RADIUS + blur , RADIUS + blur , RADIUS );
g.endFill();
seed.filters = [gf , bf];
size = ( RADIUS << 1 ) + ( blur << 1 );
bd = new BitmapData( size , size , true , 0x000000 );
bd.draw( seed );
return new Bitmap( bd );
}
public function fire( x:Number , y:Number ):void
{
var i:uint , bmp:Bitmap , newBmp:Bitmap , sp:Sprite , angle:Number, baseAngle:uint , r:Number , scale:Number , count:uint;
count = Math.round( Math.random() * SEED_MAX_COUNT );
baseAngle = Math.round( 360 / count );
for ( i = 0; i < count; i++ )
{
r = ( RADIUS << 1 ) * Math.random();
scale = Math.random() * 1;
angle = baseAngle * i;
newBmp = new Bitmap( Bitmap( _seedsData[i] ).bitmapData.clone() );
newBmp.x = -newBmp.width >> 1;
newBmp.y = -newBmp.height >> 1;
newBmp.name = BMP_NAME;
sp = new Sprite();
sp.addChild( newBmp );
sp.x = r * Math.cos( angle2radian( angle ) ) + x;
sp.y = r * Math.sin( angle2radian( angle ) ) + y;
sp.scaleX = sp.scaleY = scale;
addChild( sp );
tween( sp , scale * 2 );
}
}
private function tween( sp:Sprite , time:Number ):void
{
var scale:Number, io:IObjectTween, it:ITween;
scale = sp.scaleX;
it = BetweenAS3.serial(
BetweenAS3.tween( sp , { alpha:1 , scaleX:scale , scaleY:scale } , { scaleX:0 , scaleY:0 } , time , Back.easeInOut )
, io = BetweenAS3.tween( sp , { alpha:0 } , null , time , Expo.easeOut )
);
io.addEventListener( TweenEvent.COMPLETE , tweenEventCompleteHandler , false , 0 , true );
it.play();
}
private function tweenEventCompleteHandler( $evt:TweenEvent ):void
{
var bmp:Bitmap = Sprite( $evt.target.target ).getChildByName( BMP_NAME ) as Bitmap;
IObjectTween( $evt.target ).removeEventListener( TweenEvent.COMPLETE , tweenEventCompleteHandler );
bmp.bitmapData.dispose();
Sprite( $evt.target.target ).removeChild( bmp );
removeChild( $evt.target.target );
}
private function angle2radian( angle:int ):Number
{
return angle * Math.PI / 180;
}
}