var BITMAPS=true;var SOUND=false;var DEBUG=false;var GLOWEFFECT=true;var GLOWSHADOWBLUR=8;var SCOREDBKEY="asteroids-score-1.1";var g_asteroidImgs=[];g_asteroidImgs[0]=new Image();g_asteroidImgs[1]=new Image();g_asteroidImgs[2]=new Image();g_asteroidImgs[3]=new Image();var g_shieldImg=new Image();var g_backgroundImg=new Image();var g_playerImg=new Image();var g_enemyshipImg=new Image();window.addEventListener("load",onloadHandler,false);function onloadHandler(){if(!soundManagerLoaded){setTimeout(onloadHandler,100)}else{g_backgroundImg.src="images/bg3_1.jpg";g_backgroundImg.onload=function(){GameHandler.init();GameHandler.start(new Asteroids.Main())};if(soundManager){soundManager.createSound({id:"laser",url:"sounds/laser.mp3",volume:40,autoLoad:true,multiShot:true});soundManager.createSound({id:"enemy_bomb",url:"sounds/enemybomb.mp3",volume:60,autoLoad:true,multiShot:true});soundManager.createSound({id:"big_boom",url:"sounds/bigboom.mp3",volume:50,autoLoad:true,multiShot:true});soundManager.createSound({id:"asteroid_boom1",url:"sounds/explosion1.mp3",volume:50,autoLoad:true,multiShot:true});soundManager.createSound({id:"asteroid_boom2",url:"sounds/explosion2.mp3",volume:50,autoLoad:true,multiShot:true});soundManager.createSound({id:"asteroid_boom3",url:"sounds/explosion3.mp3",volume:50,autoLoad:true,multiShot:true});soundManager.createSound({id:"asteroid_boom4",url:"sounds/explosion4.mp3",volume:50,autoLoad:true,multiShot:true});soundManager.createSound({id:"powerup",url:"sounds/powerup.mp3",volume:50,autoLoad:true,multiShot:true})}}}if(typeof Asteroids=="undefined"||!Asteroids){var Asteroids={}}Asteroids.Colours={PARTICLE:"rgb(255,125,50)",ENEMY_SHIP:"rgb(200,200,250)",ENEMY_SHIP_DARK:"rgb(150,150,200)",GREEN_LASER:"rgb(120,255,120)",GREEN_LASER_DARK:"rgb(50,255,50)",GREEN_LASERX2:"rgb(120,255,150)",GREEN_LASERX2_DARK:"rgb(50,255,75)",PLAYER_BOMB:"rgb(155,255,155)",PLAYER_THRUST:"rgb(25,125,255)",PLAYER_SHIELD:"rgb(100,100,255)"};(function(){Asteroids.Main=function(){Asteroids.Main.superclass.constructor.call(this);var g=new Asteroids.AttractorScene(this);var e=new Game.Preloader();e.addImage(g_playerImg,"images/player.png");e.addImage(g_asteroidImgs[0],"images/asteroid1.png");e.addImage(g_asteroidImgs[1],"images/asteroid2.png");e.addImage(g_asteroidImgs[2],"images/asteroid3.png");e.addImage(g_asteroidImgs[3],"images/asteroid4.png");e.addImage(g_shieldImg,"images/shield.png");e.addImage(g_enemyshipImg,"images/enemyship1.png");e.onLoadCallback(function(){g.ready()});this.player=new Asteroids.Player(new Vector(GameHandler.width/2,GameHandler.height/2),new Vector(0,0),0);this.scenes.push(g);for(var k,f=0;f<12;f++){k=new Asteroids.GameScene(this,f+1);this.scenes.push(k)}this.scenes.push(new Asteroids.GameCompleted(this));this.endScene=new Asteroids.GameOverScene(this);for(var h,f=0;f<this.STARFIELD_SIZE;f++){h=new Asteroids.Star();h.init();this.starfield.push(h)}if(localStorage){var j=localStorage.getItem(SCOREDBKEY);if(j){this.highscore=j}}GameHandler.bitmaps=new Asteroids.Prerenderer();GameHandler.bitmaps.execute()};extend(Asteroids.Main,Game.Main,{STARFIELD_SIZE:64,player:null,lives:0,score:0,highscore:0,backgroundX:0,starfield:[],onRenderGame:function c(e){if(BITMAPS){e.drawImage(g_backgroundImg,this.backgroundX,0,GameHandler.width,GameHandler.height,0,0,GameHandler.width,GameHandler.height);this.backgroundX+=(0.25*GameHandler.frameMultipler);if(this.backgroundX>=g_backgroundImg.width*0.5){this.backgroundX-=g_backgroundImg.width*0.5}e.shadowBlur=0}else{e.shadowBlur=0;e.clearRect(0,0,GameHandler.width,GameHandler.height);this.updateStarfield(e);e.shadowBlur=GLOWEFFECT?GLOWSHADOWBLUR:0;e.lineWidth=1.5}},isGameOver:function d(){return(this.lives===0&&(this.currentScene.effects&&this.currentScene.effects.length===0))},updateStarfield:function b(e){e.save();e.strokeStyle="rgb(200,200,200)";for(var h,g=0,f=this.starfield.length;g<f;g++){h=this.starfield[g];h.render(e);h.z-=(h.VELOCITY*GameHandler.frameMultipler)*0.1;if(h.z<0.1||h.prevx>GameHandler.height||h.prevy>GameHandler.width){h.init()}}e.restore()},updateActorPosition:function a(e){e.position.add(e.vector.nscale(GameHandler.frameMultipler));if(e.position.x>=GameHandler.width){e.position.x=0}else{if(e.position.x<0){e.position.x=GameHandler.width-1}}if(e.position.y>=GameHandler.height){e.position.y=0}else{if(e.position.y<0){e.position.y=GameHandler.height-1}}}})})();(function(){Asteroids.AttractorScene=function(j){this.game=j;var l=this;var k=function(m){if(m.button===0&&l.imagesLoaded){l.start=true;return true}};GameHandler.canvas.addEventListener("mousedown",k,false);Asteroids.AttractorScene.superclass.constructor.call(this,false,null)};extend(Asteroids.AttractorScene,Game.Scene,{game:null,start:false,imagesLoaded:false,sine:0,mult:0,multIncrement:0,actors:null,SCENE_LENGTH:400,SCENE_FADE:75,sceneRenderers:null,currentSceneRenderer:0,currentSceneFrame:0,isComplete:function h(){return this.start},onInitScene:function e(){this.start=false;this.mult=512;this.multIncrement=0.5;this.currentSceneRenderer=0;this.currentSceneFrame=0;this.sceneRenderers=[];this.sceneRenderers.push(this.sceneRendererWelcome);this.sceneRenderers.push(this.sceneRendererInfo);this.sceneRenderers.push(this.sceneRendererScores);this.actors=[];for(var k=0;k<8;k++){var l=new Vector(Rnd()*GameHandler.width,Rnd()*GameHandler.height);var j=new Vector(((Rnd()*2)-1),((Rnd()*2)-1));this.actors.push(new Asteroids.Asteroid(l,j,randomInt(3,4)))}this.game.score=0;this.game.lives=3},onRenderScene:function a(k){if(this.imagesLoaded){for(var p=0,l=this.actors.length;p<l;p++){var o=this.actors[p];o.onUpdate(this);this.game.updateActorPosition(o);o.onRender(k)}if(++this.currentSceneFrame===this.SCENE_LENGTH){if(++this.currentSceneRenderer===this.sceneRenderers.length){this.currentSceneRenderer=0}this.currentSceneFrame=0}k.save();if(this.currentSceneFrame<this.SCENE_FADE){k.globalAlpha=1-((this.SCENE_FADE-this.currentSceneFrame)/this.SCENE_FADE)}else{if(this.currentSceneFrame>=this.SCENE_LENGTH-this.SCENE_FADE){k.globalAlpha=((this.SCENE_LENGTH-this.currentSceneFrame)/this.SCENE_FADE)}}this.sceneRenderers[this.currentSceneRenderer].call(this,k);k.restore();this.sineText(k,"ASTEROIDS",GameHandler.width*0.5-130,GameHandler.height*0.5-64)}else{var m=(BITMAPS?Game.centerFillText:Game.centerDrawText);m(k,"Please wait... Loading Images...","18pt Courier New",GameHandler.height*0.5,"white")}},sceneRendererWelcome:function i(j){j.fillStyle=j.strokeStyle="white";var k=(BITMAPS?Game.centerFillText:Game.centerDrawText);k(j,"Press SPACE or click to start","18pt Courier New",GameHandler.height*0.5);k=(BITMAPS?Game.fillText:Game.drawText);k(j,"by Kevin Roast","10pt Courier New",16,624)},sceneRendererInfo:function d(j){j.fillStyle=j.strokeStyle="white";var k=(BITMAPS?Game.fillText:Game.drawText);k(j,"How to play...","14pt Courier New",40,320);k(j,"Arrow keys to rotate, thrust, shield. SPACE to fire.","14pt Courier New",40,350);k(j,"Pickup the glowing power-ups to enhance your ship.","14pt Courier New",40,370);k(j,"Watch out for enemy saucers!","14pt Courier New",40,390);k(j,"Press S to enable or disable sound.","14pt Courier New",40,410);k(j,"Press R to switch between Modern and Retro graphics.","14pt Courier New",40,430)},sceneRendererScores:function b(k){k.fillStyle=k.strokeStyle="white";var n=(BITMAPS?Game.centerFillText:Game.centerDrawText);n(k,"High Score","18pt Courier New",320);var o=this.game.highscore.toString();for(var m=0,l=8-o.length;m<l;m++){o="0"+o}n(k,o,"18pt Courier New",350)},ready:function g(){this.imagesLoaded=true},sineText:function c(t,p,o,k){this.mult+=this.multIncrement;if(this.mult>1024){this.multIncrement=-this.multIncrement}else{if(this.mult<128){this.multIncrement=-this.multIncrement}}var l=this.sine;for(var n=0,m=p.length;n<m;n++){var r=k+(Sin(l)*RAD)*this.mult;var s=o+(Cos(l++)*RAD)*(this.mult*0.5);var q=(BITMAPS?Game.fillText:Game.drawText);q(t,p[n],"36pt Courier New",s+n*30,r,"white")}this.sine+=0.075},onKeyDownHandler:function f(j){switch(j){case KEY.SPACE:if(this.imagesLoaded){this.start=true}return true;break;case KEY.R:BITMAPS=!BITMAPS;return true;break;case KEY.S:SOUND=!SOUND;return true;break;case KEY.ESC:GameHandler.pause();return true;break}}})})();(function(){Asteroids.GameOverScene=function(d){this.game=d;this.player=d.player;var c=new Game.Interval("GAME OVER",this.intervalRenderer);Asteroids.GameOverScene.superclass.constructor.call(this,false,c)};extend(Asteroids.GameOverScene,Game.Scene,{game:null,isComplete:function b(){return true},intervalRenderer:function a(d,c){if(d.framecounter++===0){if(this.game.score===this.game.highscore){if(localStorage){localStorage.setItem(SCOREDBKEY,this.game.score)}try{if($){var h=this.game.score;$("#results").html("New High Score: "+h);var g="http://twitter.com/home/?status=I%20scored:%20"+h+"%20-%20in%20the%20Asteroids%20[Reloaded]%20HTML5%20game!%20Try%20your%20skillz...%20http://bit.ly/asteroids%20%23javascript%20%23html5";$("#tweetlink").attr("href",g);$("#results-wrapper").fadeIn()}}catch(f){}}}if(d.framecounter<300){Game.fillText(c,d.label,"18pt Courier New",GameHandler.width*0.5-64,GameHandler.height*0.5-32,"white");Game.fillText(c,"Score: "+this.game.score,"14pt Courier New",GameHandler.width*0.5-64,GameHandler.height*0.5,"white");if(this.game.score===this.game.highscore){Game.fillText(c,"New High Score!","14pt Courier New",GameHandler.width*0.5-64,GameHandler.height*0.5+24,"white")}}else{d.complete=true}}})})();(function(){Asteroids.GameCompleted=function(d){this.game=d;this.player=d.player;var c=new Game.Interval("CONGRATULATIONS!",this.intervalRenderer);Asteroids.GameCompleted.superclass.constructor.call(this,false,c)};extend(Asteroids.GameCompleted,Game.Scene,{game:null,isComplete:function b(){return true},intervalRenderer:function a(d,c){if(d.framecounter++===0){if(this.game.score===this.game.highscore){if(localStorage){localStorage.setItem(SCOREDBKEY,this.game.score)}}}if(d.framecounter<1000){Game.fillText(c,d.label,"18pt Courier New",GameHandler.width*0.5-96,GameHandler.height*0.5-32,"white");Game.fillText(c,"Score: "+this.game.score,"14pt Courier New",GameHandler.width*0.5-64,GameHandler.height*0.5,"white");if(this.game.score===this.game.highscore){Game.fillText(c,"New High Score!","14pt Courier New",GameHandler.width*0.5-64,GameHandler.height*0.5+24,"white")}}else{d.complete=true}}})})();(function(){Asteroids.GameScene=function(game,wave){this.game=game;this.wave=wave;this.player=game.player;var interval=new Game.Interval("Wave "+wave,this.intervalRenderer);Asteroids.GameScene.superclass.constructor.call(this,true,interval)};extend(Asteroids.GameScene,Game.Scene,{game:null,wave:0,input:{left:false,right:false,thrust:false,shield:false,fireA:false,fireB:false},player:null,actors:null,playerBullets:null,enemies:null,enemyBullets:null,effects:null,collectables:null,enemyShipCount:0,enemyShipAdded:0,scoredisplay:0,skipLevel:false,onInitScene:function onInitScene(){this.actors=[];this.enemies=[];this.actors.push(this.enemies);this.actors.push(this.playerBullets=[]);this.actors.push(this.enemyBullets=[]);this.actors.push(this.effects=[]);this.actors.push(this.collectables=[]);this.resetPlayerActor(this.wave!==1);var factor=1+((this.wave-1)*0.075);for(var i=1,j=(4+this.wave);i<j;i++){this.enemies.push(this.generateAsteroid(factor))}this.enemyShipAdded=GameHandler.frameStart;this.enemyShipCount=0;this.interval.reset();this.skipLevel=false},resetPlayerActor:function resetPlayerActor(persistPowerUps){this.actors.push([this.player]);with(this.player){position.x=GameHandler.width/2;position.y=GameHandler.height/2;vector.x=0;vector.y=0;heading=0;reset(persistPowerUps)}with(this.input){left=false;right=false;thrust=false;shield=false;fireA=false;fireB=false}},onBeforeRenderScene:function onBeforeRenderScene(){if(this.input.left){this.player.heading-=4*GameHandler.frameMultipler}if(this.input.right){this.player.heading+=4*GameHandler.frameMultipler}if(this.input.thrust){this.player.thrust()}if(this.input.shield){if(!this.player.expired()){this.player.activateShield()}}if(this.input.fireA){this.player.firePrimary(this.playerBullets)}if(this.input.fireB){this.player.fireSecondary(this.playerBullets)}if(this.enemyShipCount<=(this.wave<5?0:1)&&GameHandler.frameStart-this.enemyShipAdded>(20000-(this.wave*1024))){this.enemies.push(new Asteroids.EnemyShip(this,(this.wave<3?0:randomInt(0,1))));this.enemyShipCount++;this.enemyShipAdded=GameHandler.frameStart}this.updateActors()},onRenderScene:function onRenderScene(ctx){this.renderActors(ctx);if(DEBUG&&DEBUG.COLLISIONRADIUS){this.renderCollisionRadius(ctx)}this.renderOverlay(ctx);this.collisionDetectBullets();if(!this.player.expired()){this.collisionDetectPlayer()}else{if(GameHandler.frameStart-this.player.killedOn>3000){var tooClose=false;var playerPos=new Vector(GameHandler.width*0.5,GameHandler.height*0.5);for(var i=0,j=this.enemies.length;i<j;i++){var enemy=this.enemies[i];if(playerPos.distance(enemy.position)<80){tooClose=true;break}}if(tooClose===false){this.resetPlayerActor()}}}},isComplete:function isComplete(){return(this.skipLevel||(this.enemies.length===0&&this.effects.length===0))},intervalRenderer:function intervalRenderer(interval,ctx){if(interval.framecounter++<100){var f=(BITMAPS?Game.fillText:Game.drawText);f(ctx,interval.label,"18pt Courier New",GameHandler.width*0.5-48,GameHandler.height*0.5-8,"white")}else{interval.complete=true}},onKeyDownHandler:function onKeyDownHandler(keyCode){switch(keyCode){case KEY.LEFT:this.input.left=true;return true;break;case KEY.RIGHT:this.input.right=true;return true;break;case KEY.UP:this.input.thrust=true;return true;break;case KEY.DOWN:case KEY.SHIFT:this.input.shield=true;return true;break;case KEY.SPACE:this.input.fireA=true;return true;break;case KEY.Z:this.input.fireB=true;return true;break;case KEY.R:BITMAPS=!BITMAPS;return true;break;case KEY.S:SOUND=!SOUND;return true;break;case KEY.A:if(DEBUG){this.enemies.push(this.generateAsteroid(1));return true}break;case KEY.G:if(DEBUG){GLOWEFFECT=!GLOWEFFECT;return true}break;case KEY.L:if(DEBUG){this.skipLevel=true;return true}break;case KEY.E:if(DEBUG){this.enemies.push(new Asteroids.EnemyShip(this,randomInt(0,1)));return true}break;case KEY.ESC:GameHandler.pause();return true;break}},onKeyUpHandler:function onKeyUpHandler(keyCode){switch(keyCode){case KEY.LEFT:this.input.left=false;return true;break;case KEY.RIGHT:this.input.right=false;return true;break;case KEY.UP:this.input.thrust=false;return true;break;case KEY.DOWN:case KEY.SHIFT:this.input.shield=false;return true;break;case KEY.SPACE:this.input.fireA=false;return true;break;case KEY.Z:this.input.fireB=false;return true;break}},generateAsteroid:function generateAsteroid(speedFactor){while(true){var apos=new Vector(Rnd()*GameHandler.width,Rnd()*GameHandler.height);if(this.player.position.distance(apos)>125){var vec=new Vector(((Rnd()*2)-1)*speedFactor,((Rnd()*2)-1)*speedFactor);return new Asteroids.Asteroid(apos,vec,4)}}},updateActors:function updateActors(){for(var i=0,j=this.actors.length;i<j;i++){var actorList=this.actors[i];for(var n=0;n<actorList.length;n++){var actor=actorList[n];actor.onUpdate(this);if(actor.expired()){actorList.splice(n,1)}else{this.game.updateActorPosition(actor)}}}},destroyPlayer:function destroyPlayer(){this.player.kill();this.game.lives--;var boom=new Asteroids.PlayerExplosion(this.player.position.clone(),this.player.vector.clone());this.effects.push(boom);if(SOUND&&soundManager){soundManager.play("big_boom")}},collisionDetectPlayer:function collisionDetectPlayer(){var playerRadius=this.player.radius();var playerPos=this.player.position;for(var n=0,m=this.enemies.length;n<m;n++){var enemy=this.enemies[n];if(playerPos.distance(enemy.position)<=playerRadius+enemy.radius()){if(this.player.isShieldActive()){this.player.vector.scale(0.75);enemy.hit(-1);this.destroyEnemy(enemy,this.player.vector,true)}else{if(!(DEBUG&&DEBUG.INVINCIBLE)){this.destroyPlayer()}}}}for(var i=0;i<this.enemyBullets.length;i++){var bullet=this.enemyBullets[i];if(playerPos.distance(bullet.position)<=playerRadius+bullet.radius()){if(this.player.isShieldActive()){this.enemyBullets.splice(i,1)}else{if(!(DEBUG&&DEBUG.INVINCIBLE)){this.destroyPlayer()}}}}for(var i=0;i<this.collectables.length;i++){var item=this.collectables[i];if(playerPos.distance(item.position)<=playerRadius+item.radius()){this.collectables.splice(i,1);item.collected(this.game,this.player,this);if(SOUND&&soundManager){soundManager.play("powerup")}}}},collisionDetectBullets:function collisionDetectBullets(){for(var i=0,n,m;i<this.playerBullets.length;i++){var bullet=this.playerBullets[i];var bulletRadius=bullet.radius();var bulletPos=bullet.position;for(n=0,m=this.enemies.length,enemy,z;n<m;n++){enemy=this.enemies[n];if(bulletPos.distance(enemy.position)<=bulletRadius+enemy.radius()){var effectRad=bullet.effectRadius();if(effectRad===0){if(enemy.hit(bullet.power())){this.destroyEnemy(enemy,bullet.vector,true);this.generatePowerUp(enemy)}else{var effect=new Asteroids.PlayerBulletImpact(bullet.position,bullet.vector);this.effects.push(effect)}}else{enemy.hit(-1);this.generatePowerUp(enemy);var comboCount=1;var boom=new Asteroids.Explosion(bullet.position.clone(),bullet.vector.nscale(0.5),5);this.effects.push(boom);this.destroyEnemy(enemy,bullet.vector,true);for(var x=0,z=this.enemies.length,e;x<z;x++){e=this.enemies[x];if(bulletPos.distance(e.position)<=effectRad+e.radius()){e.hit(-1);this.generatePowerUp(e);this.destroyEnemy(e,bullet.vector,true);comboCount++}}if(comboCount>4){var inc=comboCount*1000*this.wave;this.game.score+=inc;var vec=new Vector(0,-3);var effect=new Asteroids.ScoreIndicator(new Vector(enemy.position.x,enemy.position.y-(enemy.size*8)),vec.add(enemy.vector.nscale(0.5)),inc,16,"COMBO X"+comboCount,"rgb(255,255,55)",1000);this.effects.push(effect);this.generatePowerUp(enemy,true)}}this.playerBullets.splice(i,1);break}}}for(var i=0,n,m;i<this.enemyBullets.length;i++){var bullet=this.enemyBullets[i];var bulletRadius=bullet.radius();var bulletPos=bullet.position;for(n=0,m=this.enemies.length,z;n<m;n++){var enemy=this.enemies[n];if(enemy instanceof Asteroids.Asteroid){if(bulletPos.distance(enemy.position)<=bulletRadius+enemy.radius()){if(enemy.hit(1)){this.destroyEnemy(enemy,bullet.vector,false)}else{var effect=new Asteroids.EnemyBulletImpact(bullet.position,bullet.vector);this.effects.push(effect)}this.enemyBullets.splice(i,1);break}}}}},generatePowerUp:function generatePowerUp(enemy,force){if(this.collectables.length<5&&(force||randomInt(0,((enemy instanceof Asteroids.Asteroid)?25:1))===0)){var vec=enemy.vector.clone();var t=new Vector(0,-(Rnd()*2));t.rotate(enemy.vector.theta()*(Rnd()*PI));vec.add(t);this.collectables.push(new Asteroids.PowerUp(new Vector(enemy.position.x,enemy.position.y-(enemy.size*8)),vec))}},destroyEnemy:function destroyEnemy(enemy,parentVector,player){if(enemy instanceof Asteroids.Asteroid){if(SOUND&&soundManager){switch(randomInt(1,4)){case 1:soundManager.play("asteroid_boom1");break;case 2:soundManager.play("asteroid_boom2");break;case 3:soundManager.play("asteroid_boom3");break;case 4:soundManager.play("asteroid_boom4");break}}this.generateBabyAsteroids(enemy,parentVector);var boom=new Asteroids.AsteroidExplosion(enemy.position.clone(),enemy.vector.clone(),enemy);this.effects.push(boom);if(player){var inc=((5-enemy.size)*4)*100*this.wave;this.game.score+=inc;var vec=new Vector(0,-1.5).add(enemy.vector.nscale(0.5));var effect=new Asteroids.ScoreIndicator(new Vector(enemy.position.x,enemy.position.y-(enemy.size*8)),vec,inc);this.effects.push(effect)}}else{if(enemy instanceof Asteroids.EnemyShip){if(SOUND&&soundManager){soundManager.play("asteroid_boom1")}var boom=new Asteroids.EnemyExplosion(enemy.position.clone(),enemy.vector.clone(),enemy);this.effects.push(boom);if(player){var inc=2000*this.wave*(enemy.size+1);this.game.score+=inc;var vec=new Vector(0,-1.5).add(enemy.vector.nscale(0.5));var effect=new Asteroids.ScoreIndicator(new Vector(enemy.position.x,enemy.position.y-16),vec,inc);this.effects.push(effect)}this.enemyShipCount--}}},generateBabyAsteroids:function generateBabyAsteroids(asteroid,parentVector){if(asteroid.size>1){for(var x=0,xc=randomInt(asteroid.size/2,asteroid.size-1);x<xc;x++){var babySize=randomInt(1,asteroid.size-1);var vec=asteroid.vector.clone();var t=new Vector(0,-Rnd());t.rotate(asteroid.vector.theta()*(Rnd()*PI));vec.add(t);vec.add(parentVector.nscale(0.2));var baby=new Asteroids.Asteroid(new Vector(asteroid.position.x+(Rnd()*5)-2.5,asteroid.position.y+(Rnd()*5)-2.5),vec,babySize,asteroid.type);this.enemies.push(baby)}}},renderActors:function renderActors(ctx){for(var i=0,j=this.actors.length;i<j;i++){var actorList=this.actors[i];for(var n=actorList.length-1;n>=0;n--){actorList[n].onRender(ctx)}}},renderCollisionRadius:function renderCollisionRadius(ctx){ctx.save();ctx.strokeStyle="rgb(255,0,0)";ctx.lineWidth=0.5;ctx.shadowBlur=0;for(var i=0,j=this.actors.length;i<j;i++){var actorList=this.actors[i];for(var n=actorList.length-1,actor;n>=0;n--){actor=actorList[n];if(actor.radius){ctx.beginPath();ctx.arc(actor.position.x,actor.position.y,actor.radius(),0,TWOPI,true);ctx.closePath();ctx.stroke()}}}ctx.restore()},renderOverlay:function renderOverlay(ctx){ctx.save();ctx.shadowBlur=0;ctx.strokeStyle="rgb(50,50,255)";ctx.strokeRect(4,4,101,6);ctx.fillStyle="rgb(100,100,255)";var energy=this.player.energy;if(energy>this.player.ENERGY_INIT){energy=this.player.ENERGY_INIT}ctx.fillRect(5,5,(energy/(this.player.ENERGY_INIT/100)),5);for(var i=0;i<this.game.lives;i++){if(BITMAPS){ctx.drawImage(g_playerImg,0,0,64,64,350+(i*20),0,16,16)}else{ctx.save();ctx.strokeStyle="white";ctx.translate(360+(i*16),8);ctx.beginPath();ctx.moveTo(-4,6);ctx.lineTo(4,6);ctx.lineTo(0,-6);ctx.closePath();ctx.stroke();ctx.restore()}}var score=this.game.score;var inc=(score-this.scoredisplay)/10;this.scoredisplay+=inc;if(this.scoredisplay>score){this.scoredisplay=score}var sscore=Ceil(this.scoredisplay).toString();for(var i=0,j=8-sscore.length;i<j;i++){sscore="0"+sscore}Game.fillText(ctx,sscore,"12pt Courier New",120,12,"white");if(score>this.game.highscore){this.game.highscore=score}sscore=this.game.highscore.toString();for(var i=0,j=8-sscore.length;i<j;i++){sscore="0"+sscore}Game.fillText(ctx,"HI: "+sscore,"12pt Courier New",220,12,"white");if(DEBUG&&DEBUG.FPS){Game.fillText(ctx,"FPS: "+GameHandler.maxfps,"12pt Courier New",0,GameHandler.height-2,"lightblue")}ctx.restore()}})})();(function(){Asteroids.Star=function(){return this};Asteroids.Star.prototype={MAXZ:12,VELOCITY:0.85,x:0,y:0,z:0,prevx:0,prevy:0,init:function b(){this.prevx=this.prevy=0;this.x=(Rnd()*GameHandler.width-(GameHandler.width*0.5))*this.MAXZ;this.y=(Rnd()*GameHandler.height-(GameHandler.height*0.5))*this.MAXZ;this.z=this.MAXZ},render:function a(c){var d=this.x/this.z;var e=this.y/this.z;if(this.prevx){c.lineWidth=1/this.z*5+1;c.beginPath();c.moveTo(this.prevx+(GameHandler.width*0.5),this.prevy+(GameHandler.height*0.5));c.lineTo(d+(GameHandler.width*0.5),e+(GameHandler.height*0.5));c.stroke()}this.prevx=d;this.prevy=e}}})();(function(){Asteroids.Prerenderer=function(){Asteroids.Prerenderer.superclass.constructor.call(this);var b=function(e,i){var j=[];for(var g=3;g<=6;g++){var h=g<<1;e.width=e.height=h;var d=e.getContext("2d");var c=d.createRadialGradient(g,g,g>>1,g,g,g);c.addColorStop(0,i);c.addColorStop(1,"#000");d.fillStyle=c;d.fillRect(0,0,h,h);var f=new Image();f.src=e.toDataURL("image/png");j.push(f)}return j};this.addRenderer(function(c){return b.call(this,c,Asteroids.Colours.PARTICLE)},"points_"+Asteroids.Colours.PARTICLE);this.addRenderer(function(c){return b.call(this,c,Asteroids.Colours.GREEN_LASER)},"points_"+Asteroids.Colours.GREEN_LASER);this.addRenderer(function(c){return b.call(this,c,Asteroids.Colours.ENEMY_SHIP)},"points_"+Asteroids.Colours.ENEMY_SHIP);var a=function(e,i){var j=[];for(var g=4;g<=32;g+=4){var h=g<<1;e.width=e.height=h;var d=e.getContext("2d");var c=d.createRadialGradient(g,g,g>>3,g,g,g);c.addColorStop(0,i);c.addColorStop(1,"#000");d.fillStyle=c;d.fillRect(0,0,h,h);var f=new Image();f.src=e.toDataURL("image/png");j.push(f)}return j};this.addRenderer(function(c){return a.call(this,c,Asteroids.Colours.PARTICLE)},"smudges_"+Asteroids.Colours.PARTICLE);this.addRenderer(function(c){return a.call(this,c,Asteroids.Colours.ENEMY_SHIP)},"smudges_"+Asteroids.Colours.ENEMY_SHIP);this.addRenderer(function(d){var g=2,h=6;var i=[];d.width=g+GLOWSHADOWBLUR*2;d.height=h+GLOWSHADOWBLUR*2;var c=d.getContext("2d");var f=function(k,j){c.beginPath();c.moveTo(0,j);c.lineTo(k,0);c.lineTo(0,-j);c.lineTo(-k,0);c.closePath()};c.shadowBlur=GLOWSHADOWBLUR;c.translate(d.width*0.5,d.height*0.5);c.shadowColor=c.fillStyle=Asteroids.Colours.GREEN_LASER_DARK;f.call(this,g-1,h-1);c.fill();c.shadowColor=c.fillStyle=Asteroids.Colours.GREEN_LASER;f.call(this,g,h);c.fill();var e=new Image();e.src=d.toDataURL("image/png");i.push(e);d.width=d.width;c.shadowBlur=GLOWSHADOWBLUR;c.translate(d.width*0.5,d.height*0.5);c.shadowColor=c.strokeStyle=Asteroids.Colours.GREEN_LASER_DARK;f.call(this,g-1,h-1);c.stroke();c.shadowColor=c.strokeStyle=Asteroids.Colours.GREEN_LASER;f.call(this,g,h);c.stroke();e=new Image();e.src=d.toDataURL("image/png");i.push(e);return i},"bullet");this.addRenderer(function(d){var g=2,h=6;var i=[];d.width=g+GLOWSHADOWBLUR*4;d.height=h+GLOWSHADOWBLUR*2;var c=d.getContext("2d");var f=function(k,j){c.beginPath();c.moveTo(0,j);c.lineTo(k,0);c.lineTo(0,-j);c.lineTo(-k,0);c.closePath()};c.shadowBlur=GLOWSHADOWBLUR;c.translate(d.width*0.5,d.height*0.5);c.save();c.translate(-4,0);c.shadowColor=c.fillStyle=Asteroids.Colours.GREEN_LASERX2_DARK;f.call(this,g-1,h-1);c.fill();c.shadowColor=c.fillStyle=Asteroids.Colours.GREEN_LASERX2;f.call(this,g,h);c.fill();c.translate(8,0);c.shadowColor=c.fillStyle=Asteroids.Colours.GREEN_LASERX2_DARK;f.call(this,g-1,h-1);c.fill();c.shadowColor=c.fillStyle=Asteroids.Colours.GREEN_LASERX2;f.call(this,g,h);c.fill();c.restore();var e=new Image();e.src=d.toDataURL("image/png");i.push(e);d.width=d.width;c.shadowBlur=GLOWSHADOWBLUR;c.translate(d.width*0.5,d.height*0.5);c.save();c.translate(-4,0);c.shadowColor=c.strokeStyle=Asteroids.Colours.GREEN_LASERX2_DARK;f.call(this,g-1,h-1);c.stroke();c.shadowColor=c.strokeStyle=Asteroids.Colours.GREEN_LASERX2;f.call(this,g,h);c.stroke();c.translate(8,0);c.shadowColor=c.strokeStyle=Asteroids.Colours.GREEN_LASERX2_DARK;f.call(this,g-1,h-1);c.stroke();c.shadowColor=c.strokeStyle=Asteroids.Colours.GREEN_LASERX2;f.call(this,g,h);c.stroke();c.restore();e=new Image();e.src=d.toDataURL("image/png");i.push(e);return i},"bulletx2");this.addRenderer(function(e){var c=4;var h=[];e.width=e.height=c*2+GLOWSHADOWBLUR*2;var d=e.getContext("2d");var g=function(){d.beginPath();d.moveTo(c*2,0);for(var j=0;j<15;j++){d.rotate(PIO8);if(j%2===0){d.lineTo((c*2/0.525731)*0.200811,0)}else{d.lineTo(c*2,0)}}d.closePath()};d.shadowBlur=GLOWSHADOWBLUR;d.shadowColor=d.fillStyle=Asteroids.Colours.PLAYER_BOMB;d.translate(e.width*0.5,e.height*0.5);g.call(this);d.fill();var f=new Image();f.src=e.toDataURL("image/png");h.push(f);e.width=e.width;d.shadowBlur=GLOWSHADOWBLUR;d.shadowColor=d.strokeStyle=Asteroids.Colours.PLAYER_BOMB;d.lineWidth=1.5;d.translate(e.width*0.5,e.height*0.5);d.scale(0.9,0.9);g.call(this);d.stroke();f=new Image();f.src=e.toDataURL("image/png");h.push(f);return h},"bomb");this.addRenderer(function(d){var e,i=[];for(var g=1;g<=4;g++){var h=[];for(var f=1;f<=4;f++){d.width=d.height=f*16+GLOWSHADOWBLUR*2;var c=d.getContext("2d");c.shadowBlur=GLOWSHADOWBLUR;c.shadowColor=c.strokeStyle="white";c.translate(d.width*0.5,d.height*0.5);c.scale(f*0.8,f*0.8);c.lineWidth=(0.8/f)*2.5;c.beginPath();switch(g){case 1:c.moveTo(0,10);c.lineTo(8,6);c.lineTo(10,-4);c.lineTo(4,-2);c.lineTo(6,-6);c.lineTo(0,-10);c.lineTo(-10,-3);c.lineTo(-10,5);break;case 2:c.moveTo(0,10);c.lineTo(8,6);c.lineTo(10,-4);c.lineTo(4,-2);c.lineTo(6,-6);c.lineTo(0,-10);c.lineTo(-8,-8);c.lineTo(-6,-3);c.lineTo(-8,-4);c.lineTo(-10,5);break;case 3:c.moveTo(-4,10);c.lineTo(1,8);c.lineTo(7,10);c.lineTo(10,-4);c.lineTo(4,-2);c.lineTo(6,-6);c.lineTo(0,-10);c.lineTo(-10,-3);c.lineTo(-10,5);break;case 4:c.moveTo(-8,10);c.lineTo(7,8);c.lineTo(10,-2);c.lineTo(6,-10);c.lineTo(-2,-8);c.lineTo(-6,-10);c.lineTo(-10,-6);c.lineTo(-7,0);break}c.closePath();c.stroke();e=new Image();e.src=d.toDataURL("image/png");h.push(e)}i.push(h)}return i},"asteroid");this.addRenderer(function(e){var c=4;var h=[];e.width=e.height=c*2+GLOWSHADOWBLUR*2;var d=e.getContext("2d");var g=function(){d.beginPath();d.moveTo(c*2,0);for(var j=0;j<7;j++){d.rotate(PIO4);if(j%2===0){d.lineTo((c*2/0.525731)*0.200811,0)}else{d.lineTo(c*2,0)}}d.closePath()};d.shadowBlur=GLOWSHADOWBLUR;d.shadowColor=d.fillStyle=Asteroids.Colours.ENEMY_SHIP;d.translate(e.width*0.5,e.height*0.5);d.beginPath();d.arc(0,0,c-1,0,TWOPI,true);d.closePath();d.fill();g.call(this);d.fill();var f=new Image();f.src=e.toDataURL("image/png");h.push(f);e.width=e.width;d.shadowBlur=GLOWSHADOWBLUR;d.shadowColor=d.strokeStyle=Asteroids.Colours.ENEMY_SHIP;d.lineWidth=1.5;d.translate(e.width*0.5,e.height*0.5);d.scale(0.9,0.9);d.beginPath();d.arc(0,0,c-1,0,TWOPI,true);d.closePath();d.stroke();g.call(this);d.stroke();f=new Image();f.src=e.toDataURL("image/png");h.push(f);return h},"enemybullet");return this};extend(Asteroids.Prerenderer,Game.Prerenderer)})();(function(){Asteroids.Player=function(n,l,m){Asteroids.Player.superclass.constructor.call(this,n,l);this.heading=m;this.energy=this.ENERGY_INIT;this.animImage=g_shieldImg;this.animLength=this.SHIELD_ANIM_LENGTH;this.primaryWeapons=[];return this};extend(Asteroids.Player,Game.SpriteActor,{MAX_PLAYER_VELOCITY:8,PLAYER_RADIUS:9,SHIELD_RADIUS:14,SHIELD_ANIM_LENGTH:100,SHIELD_MIN_PULSE:20,ENERGY_INIT:400,THRUST_DELAY_MS:100,BOMB_RECHARGE_MS:800,BOMB_ENERGY:80,heading:0,energy:0,shieldCounter:0,alive:true,primaryWeapons:null,bombRecharge:0,thrustRecharge:0,engineThrust:false,killedOn:0,fireWhenShield:false,onRender:function k(l){var o=this.heading*RAD;if(this.engineThrust){l.save();l.translate(this.position.x,this.position.y);l.rotate(o);l.globalAlpha=0.5+Rnd()*0.5;if(BITMAPS){l.globalCompositeOperation="lighter";l.fillStyle=Asteroids.Colours.PLAYER_THRUST}else{l.shadowColor=l.strokeStyle=Asteroids.Colours.PLAYER_THRUST}l.beginPath();l.moveTo(-5,8);l.lineTo(5,8);l.lineTo(0,18+Rnd()*6);l.closePath();if(BITMAPS){l.fill()}else{l.stroke()}l.restore();this.engineThrust=false}if(BITMAPS){var n=(this.PLAYER_RADIUS*2)+6;var m=Floor(this.heading)%360;if(m<0){m=360+m}l.save();l.drawImage(g_playerImg,0,Floor(m/4)*64,64,64,this.position.x-(n/2),this.position.y-(n/2),n,n);l.restore()}else{l.save();l.shadowColor=l.strokeStyle="#fff";l.translate(this.position.x,this.position.y);l.rotate(o);l.beginPath();l.moveTo(-6,8);l.lineTo(6,8);l.lineTo(0,-8);l.closePath();l.stroke();l.restore()}if(this.shieldCounter>0&&this.energy>0){if(BITMAPS){l.save();l.translate(this.position.x,this.position.y);l.rotate(o);this.renderSprite(l,-this.SHIELD_RADIUS-1,-this.SHIELD_RADIUS-1,(this.SHIELD_RADIUS*2)+2);l.restore()}else{l.save();l.translate(this.position.x,this.position.y);l.rotate(o);l.shadowColor=l.strokeStyle=Asteroids.Colours.PLAYER_SHIELD;l.beginPath();l.arc(0,2,this.SHIELD_RADIUS,0,TWOPI,true);l.closePath();l.stroke();l.restore()}this.shieldCounter--;this.energy-=1.5}},thrust:function a(){if(GameHandler.frameStart-this.thrustRecharge>this.THRUST_DELAY_MS){this.thrustRecharge=GameHandler.frameStart;var l=new Vector(0,-0.5);l.rotate(this.heading*RAD);this.vector.add(l);if(this.vector.length()>this.MAX_PLAYER_VELOCITY){this.vector.scale(this.MAX_PLAYER_VELOCITY/this.vector.length())}}this.engineThrust=true},activateShield:function c(){if(this.energy>=this.SHIELD_MIN_PULSE){this.shieldCounter=this.SHIELD_MIN_PULSE}},isShieldActive:function j(){return(this.shieldCounter>0&&this.energy>0)},radius:function f(){return(this.isShieldActive()?this.SHIELD_RADIUS:this.PLAYER_RADIUS)},expired:function h(){return !(this.alive)},kill:function g(){this.alive=false;this.killedOn=GameHandler.frameStart},firePrimary:function e(p){var n=false;if(this.alive&&(!this.isShieldActive()||this.fireWhenShield)){for(var m in this.primaryWeapons){var l=this.primaryWeapons[m].fire();if(l){if(isArray(l)){for(var o=0;o<l.length;o++){p.push(l[o])}}else{p.push(l)}if(!n&&SOUND&&soundManager){soundManager.play("laser");n=true}}}}},fireSecondary:function i(m){if(this.alive&&(!this.isShieldActive()||this.fireWhenShield)&&this.energy>this.BOMB_ENERGY){if(GameHandler.frameStart-this.bombRecharge>this.BOMB_RECHARGE_MS){this.bombRecharge=GameHandler.frameStart;this.energy-=this.BOMB_ENERGY;var l=new Vector(0,-3);l.rotate(this.heading*RAD);l.add(this.vector);m.push(new Asteroids.Bomb(this.position.clone(),l))}}},onUpdate:function b(){if(!this.isShieldActive()&&this.energy<this.ENERGY_INIT){this.energy+=0.1}},reset:function d(l){this.alive=true;if(!l){this.primaryWeapons=[];this.primaryWeapons.main=new Asteroids.PrimaryWeapon(this);this.fireWhenShield=false}this.energy=this.ENERGY_INIT+this.SHIELD_MIN_PULSE;this.activateShield()}})})();(function(){Asteroids.Asteroid=function(g,d,f,e){Asteroids.Asteroid.superclass.constructor.call(this,g,d);this.size=f;this.health=f;if(e===undefined){e=randomInt(1,4)}this.animImage=g_asteroidImgs[e-1];this.type=e;this.animForward=(Rnd()<0.5);this.animSpeed=0.3+Rnd()*0.5;this.animLength=this.ANIMATION_LENGTH;this.rotation=randomInt(0,180);this.rotationSpeed=(Rnd()-0.5)/30;return this};extend(Asteroids.Asteroid,Game.EnemyActor,{ANIMATION_LENGTH:180,size:0,type:1,health:0,rotation:0,rotationSpeed:0,onRender:function c(e){var d=this.size*8;e.save();if(BITMAPS){this.renderSprite(e,this.position.x-d-2,this.position.y-d-2,(d*2)+4)}else{var f=d*2+GLOWSHADOWBLUR*2;Game.Util.renderImageRotated(e,GameHandler.bitmaps.images.asteroid[this.type-1][this.size-1],this.position.x,this.position.y,f,f,this.rotation+=this.rotationSpeed)}e.restore()},radius:function a(){return this.size*8},hit:function b(d){if(d!==-1){this.health-=d}else{this.health=0}return !(this.alive=(this.health>0))}})})();(function(){Asteroids.EnemyShip=function(i,g){this.size=g;if(this.size===1){this.BULLET_RECHARGE_MS=1300;this.RADIUS=8}var h,f;if(i.player.position.x<GameHandler.width/2){if(i.player.position.y<GameHandler.height/2){h=new Vector(GameHandler.width-48,GameHandler.height-48)}else{h=new Vector(GameHandler.width-48,48)}f=new Vector(-(Rnd()+0.25+g*0.75),Rnd()+0.25+g*0.75)}else{if(i.player.position.y<GameHandler.height/2){h=new Vector(0,GameHandler.height-48)}else{h=new Vector(0,48)}f=new Vector(Rnd()+0.25+g*0.75,Rnd()+0.25+g*0.75)}this.animImage=g_enemyshipImg;this.animLength=this.SHIP_ANIM_LENGTH;Asteroids.EnemyShip.superclass.constructor.call(this,h,f);return this};extend(Asteroids.EnemyShip,Game.EnemyActor,{SHIP_ANIM_LENGTH:90,RADIUS:16,BULLET_RECHARGE_MS:1800,alive:true,size:0,bulletRecharge:0,onUpdate:function b(h){if(this.size===0){if(Rnd()<0.01){this.vector.y=-(this.vector.y+(0.25-(Rnd()/2)))}}else{if(Rnd()<0.02){this.vector.y=-(this.vector.y+(0.5-Rnd()))}}if(GameHandler.frameStart-this.bulletRecharge>this.BULLET_RECHARGE_MS&&h.player.alive){this.bulletRecharge=GameHandler.frameStart;var g=h.player.position.clone().sub(this.position);var i=(this.size===0?3:3.5)/g.length();g.x*=i;g.y*=i;g.x+=(this.size===0?(Rnd()*2-1):(Rnd()-0.5));g.y+=(this.size===0?(Rnd()*2-1):(Rnd()-0.5));var f=new Asteroids.EnemyBullet(this.position.clone(),g);h.enemyBullets.push(f);if(SOUND&&soundManager){soundManager.play("enemy_bomb")}}},onRender:function e(g){if(BITMAPS){var f=this.RADIUS+2;this.renderSprite(g,this.position.x-f,this.position.y-f,f*2,true)}else{g.save();g.translate(this.position.x,this.position.y);if(this.size===0){g.scale(2,2);g.lineWidth=0.75}g.beginPath();g.moveTo(0,-4);g.lineTo(8,3);g.lineTo(0,8);g.lineTo(-8,3);g.lineTo(0,-4);g.closePath();g.shadowColor=g.strokeStyle=Asteroids.Colours.ENEMY_SHIP_DARK;g.stroke();g.beginPath();g.moveTo(0,-8);g.lineTo(4,-4);g.lineTo(0,0);g.lineTo(-4,-4);g.lineTo(0,-8);g.closePath();g.shadowColor=g.strokeStyle=Asteroids.Colours.ENEMY_SHIP;g.stroke();g.restore()}},radius:function a(){return this.RADIUS},hit:function d(){this.alive=false;return true},expired:function c(){return !this.alive}})})();(function(){Asteroids.Weapon=function(a){this.player=a;return this};Asteroids.Weapon.prototype={WEAPON_RECHARGE:125,weaponRecharge:0,player:null,fire:function(){if(GameHandler.frameStart-this.weaponRecharge>this.WEAPON_RECHARGE){this.weaponRecharge=GameHandler.frameStart;return this.doFire()}},doFire:function(){}}})();(function(){Asteroids.PrimaryWeapon=function(a){Asteroids.PrimaryWeapon.superclass.constructor.call(this,a);return this};extend(Asteroids.PrimaryWeapon,Asteroids.Weapon,{doFire:function(){var a=new Vector(0,-4.5);a.rotate(this.player.heading*RAD);a.add(this.player.vector);return new Asteroids.Bullet(this.player.position.clone(),a,this.player.heading)}})})();(function(){Asteroids.TwinCannonsWeapon=function(a){this.WEAPON_RECHARGE=150;Asteroids.TwinCannonsWeapon.superclass.constructor.call(this,a);return this};extend(Asteroids.TwinCannonsWeapon,Asteroids.Weapon,{doFire:function(){var a=new Vector(0,-4.5);a.rotate(this.player.heading*RAD);a.add(this.player.vector);return new Asteroids.BulletX2(this.player.position.clone(),a,this.player.heading)}})})();(function(){Asteroids.VSprayCannonsWeapon=function(a){this.WEAPON_RECHARGE=250;Asteroids.VSprayCannonsWeapon.superclass.constructor.call(this,a);return this};extend(Asteroids.VSprayCannonsWeapon,Asteroids.Weapon,{doFire:function(){var b,c;var a=[];c=this.player.heading-15;b=new Vector(0,-3.75).rotate(c*RAD).add(this.player.vector);a.push(new Asteroids.Bullet(this.player.position.clone(),b,c));c=this.player.heading;b=new Vector(0,-3.75).rotate(c*RAD).add(this.player.vector);a.push(new Asteroids.Bullet(this.player.position.clone(),b,c));c=this.player.heading+15;b=new Vector(0,-3.75).rotate(c*RAD).add(this.player.vector);a.push(new Asteroids.Bullet(this.player.position.clone(),b,c));return a}})})();(function(){Asteroids.SideGunWeapon=function(a){this.WEAPON_RECHARGE=250;Asteroids.SideGunWeapon.superclass.constructor.call(this,a);return this};extend(Asteroids.SideGunWeapon,Asteroids.Weapon,{doFire:function(){var b,c;var a=[];c=this.player.heading-90;b=new Vector(0,-4.5).rotate(c*RAD).add(this.player.vector);a.push(new Asteroids.Bullet(this.player.position.clone(),b,c,750));c=this.player.heading+90;b=new Vector(0,-4.5).rotate(c*RAD).add(this.player.vector);a.push(new Asteroids.Bullet(this.player.position.clone(),b,c,750));return a}})})();(function(){Asteroids.RearGunWeapon=function(a){this.WEAPON_RECHARGE=250;Asteroids.RearGunWeapon.superclass.constructor.call(this,a);return this};extend(Asteroids.RearGunWeapon,Asteroids.Weapon,{doFire:function(){var a=new Vector(0,-4.5);var b=this.player.heading+180;a.rotate(b*RAD);a.add(this.player.vector);return new Asteroids.Bullet(this.player.position.clone(),a,b,750)}})})();(function(){Asteroids.Bullet=function(k,g,i,j){Asteroids.Bullet.superclass.constructor.call(this,k,g);this.heading=i;if(j){this.lifespan=j}this.bulletStart=GameHandler.frameStart;return this};extend(Asteroids.Bullet,Game.Actor,{BULLET_WIDTH:2,BULLET_HEIGHT:6,FADE_LENGTH:200,heading:0,lifespan:1300,bulletStart:0,powerLevel:1,onRender:function f(g){if(GameHandler.frameStart-this.bulletStart>40){g.save();if(BITMAPS){g.globalCompositeOperation="lighter"}g.globalAlpha=this.fadeValue(1,this.FADE_LENGTH);g.translate(this.position.x,this.position.y);g.rotate(this.heading*RAD);g.drawImage(GameHandler.bitmaps.images.bullet[BITMAPS?0:1],-(this.BULLET_WIDTH+GLOWSHADOWBLUR*2)*0.5,-(this.BULLET_HEIGHT+GLOWSHADOWBLUR*2)*0.5);g.restore()}},expired:function e(){return(GameHandler.frameStart-this.bulletStart>this.lifespan)},effectRadius:function c(){return 0},radius:function a(){return(this.BULLET_HEIGHT+this.BULLET_WIDTH)*0.5},power:function d(){return this.powerLevel},fadeValue:function b(i,h){var j=this.lifespan-(GameHandler.frameStart-this.bulletStart),g=i;if(j<h){g=(i/h)*j;if(g<0){g=0}else{if(g>i){g=i}}}return g}})})();(function(){Asteroids.BulletX2=function(e,c,d){Asteroids.BulletX2.superclass.constructor.call(this,e,c,d);this.lifespan=1750;this.powerLevel=2;return this};extend(Asteroids.BulletX2,Asteroids.Bullet,{onRender:function b(c){if(GameHandler.frameStart-this.bulletStart>40){c.save();if(BITMAPS){c.globalCompositeOperation="lighter"}c.globalAlpha=this.fadeValue(1,this.FADE_LENGTH);c.translate(this.position.x,this.position.y);c.rotate(this.heading*RAD);c.drawImage(GameHandler.bitmaps.images.bulletx2[BITMAPS?0:1],-(this.BULLET_WIDTH+GLOWSHADOWBLUR*4)*0.5,-(this.BULLET_HEIGHT+GLOWSHADOWBLUR*2)*0.5);c.restore()}},radius:function a(){return(this.BULLET_HEIGHT)}})})();(function(){Asteroids.Bomb=function(e,d){Asteroids.Bomb.superclass.constructor.call(this,e,d);this.lifespan=3000;return this};extend(Asteroids.Bomb,Asteroids.Bullet,{BOMB_RADIUS:4,FADE_LENGTH:200,EFFECT_RADIUS:45,onRender:function c(d){d.save();if(BITMAPS){d.globalCompositeOperation="lighter"}d.globalAlpha=this.fadeValue(1,this.FADE_LENGTH);d.translate(this.position.x,this.position.y);d.rotate((GameHandler.frameStart%(360*32))/32);var e=this.fadeValue(1,this.FADE_LENGTH);if(e<=0){e=0.01}d.scale(e,e);d.drawImage(GameHandler.bitmaps.images.bomb[BITMAPS?0:1],-(this.BOMB_RADIUS*2+GLOWSHADOWBLUR*2)*0.5,-(this.BOMB_RADIUS*2+GLOWSHADOWBLUR*2)*0.5);d.restore()},effectRadius:function b(){return this.EFFECT_RADIUS},radius:function a(){return this.fadeValue(this.BOMB_RADIUS,this.FADE_LENGTH)}})})();(function(){Asteroids.EnemyBullet=function(d,c){Asteroids.EnemyBullet.superclass.constructor.call(this,d,c,0);this.lifespan=2800;return this};extend(Asteroids.EnemyBullet,Asteroids.Bullet,{BULLET_RADIUS:4,FADE_LENGTH:200,onRender:function b(c){c.save();c.globalAlpha=this.fadeValue(1,this.FADE_LENGTH);if(BITMAPS){c.globalCompositeOperation="lighter"}c.translate(this.position.x,this.position.y);c.rotate((GameHandler.frameStart%(360*64))/64);var d=this.fadeValue(1,this.FADE_LENGTH);if(d<=0){d=0.01}c.scale(d,d);c.drawImage(GameHandler.bitmaps.images.enemybullet[BITMAPS?0:1],-(this.BULLET_RADIUS*2+GLOWSHADOWBLUR*2)*0.5,-(this.BULLET_RADIUS*2+GLOWSHADOWBLUR*2)*0.5);c.restore()},radius:function a(){return this.fadeValue(this.BULLET_RADIUS,this.FADE_LENGTH)+1}})})();(function(){Asteroids.Particles=function(g,c,f,d){Asteroids.Particles.superclass.constructor.call(this,g,c);this.particles=new Array(f);for(var e=0;e<f;e++){this.particles[e]=d.call(this,e)}return this};extend(Asteroids.Particles,Game.Actor,{particles:null,onRender:function b(c){c.save();c.shadowBlur=0;c.globalCompositeOperation="lighter";for(var d=0,e;d<this.particles.length;d++){e=this.particles[d];if(e.update()){c.save();e.render(c);c.restore()}else{this.particles.splice(d,1)}}c.restore()},expired:function a(){return(this.particles.length===0)}})})();function AsteroidsParticle(a,b,c,d,g,e,f){this.particleStart=GameHandler.frameStart;this.position=a;this.vector=b;this.size=c;this.type=d;this.lifespan=g;this.fadelength=e;this.colour=f?f:Asteroids.Colours.PARTICLE;if(d===1){this.rotate=Rnd()*TWOPI;this.rotationv=(Rnd()-0.5)*0.5}this.fadeValue=function(j,i){var k=this.lifespan-(GameHandler.frameStart-this.particleStart),h=j;if(k<i){h=(j/i)*k;if(h<0){h=0}else{if(h>j){h=j}}}return h};this.update=function(){this.position.add(this.vector);return !(GameHandler.frameStart-this.particleStart>this.lifespan)};this.render=function(h){h.globalAlpha=this.fadeValue(1,this.fadelength);switch(this.type){case 0:h.translate(this.position.x,this.position.y);h.drawImage(GameHandler.bitmaps.images["points_"+this.colour][this.size],0,0);break;case 1:h.translate(this.position.x,this.position.y);var i=this.size;h.rotate(this.rotate);this.rotate+=this.rotationv;h.strokeStyle=this.colour;h.lineWidth=1.5;h.beginPath();h.moveTo(-i,-i);h.lineTo(i,i);h.closePath();h.stroke();break;case 2:var j=(this.size+1)<<2;Game.Util.renderImage(h,GameHandler.bitmaps.images["smudges_"+this.colour][this.size],0,0,(this.size+1)<<3,this.position.x-j,this.position.y-j,(this.size+1)<<3);break}}}(function(){Asteroids.AsteroidExplosion=function(d,a,b){var c=(BITMAPS?b.size*2:b.size+2);Asteroids.AsteroidExplosion.superclass.constructor.call(this,d,a,c,function(){var f=d.clone();if(BITMAPS){if(Rnd()<0.5){var e=new Vector(0,randomInt(5,10));e.rotate(Rnd()*TWOPI).add(a);return new AsteroidsParticle(f,e,~~(Rnd()*4),0,400,300)}else{var e=new Vector(0,randomInt(1,3));e.rotate(Rnd()*TWOPI).add(a);return new AsteroidsParticle(f,e,~~(Rnd()*4)+b.size,2,500,250)}}else{var e=new Vector(0,randomInt(2,5));e.rotate(Rnd()*TWOPI).add(a);return new AsteroidsParticle(f,e,Rnd()*b.size+4,1,400,300,"white")}});return this};extend(Asteroids.AsteroidExplosion,Asteroids.Particles)})();(function(){Asteroids.PlayerExplosion=function(c,a){var b=(BITMAPS?12:3);Asteroids.PlayerExplosion.superclass.constructor.call(this,c,a,b,function(){var e=c.clone();if(BITMAPS){if(Rnd()<0.5){var d=new Vector(0,randomInt(5,10));d.rotate(Rnd()*TWOPI).add(a);return new AsteroidsParticle(e,d,~~(Rnd()*4),0,400,300)}else{var d=new Vector(0,randomInt(1,3));d.rotate(Rnd()*TWOPI).add(a);return new AsteroidsParticle(e,d,~~(Rnd()*4)+2,2,500,250)}}else{var d=new Vector(0,randomInt(2,5));d.rotate(Rnd()*TWOPI).add(a);return new AsteroidsParticle(e,d,6,1,400,300,"white")}});return this};extend(Asteroids.PlayerExplosion,Asteroids.Particles)})();(function(){Asteroids.EnemyExplosion=function(d,b,a){var c=(BITMAPS?8:6);Asteroids.EnemyExplosion.superclass.constructor.call(this,d,b,c,function(){var f=d.clone();if(BITMAPS){if(Rnd()<0.5){var e=new Vector(0,randomInt(5,10));e.rotate(Rnd()*TWOPI).add(b);return new AsteroidsParticle(f,e,~~(Rnd()*4),0,400,300,Asteroids.Colours.ENEMY_SHIP)}else{var e=new Vector(0,randomInt(1,3));e.rotate(Rnd()*TWOPI).add(b);return new AsteroidsParticle(f,e,~~(Rnd()*4)+(a.size===0?2:0),2,500,250,Asteroids.Colours.ENEMY_SHIP)}}else{var e=new Vector(0,randomInt(2,4));e.rotate(Rnd()*TWOPI).add(b);return new AsteroidsParticle(f,e,(a.size===0?8:4),1,400,300,Asteroids.Colours.ENEMY_SHIP)}});return this};extend(Asteroids.EnemyExplosion,Asteroids.Particles)})();(function(){Asteroids.Explosion=function(d,b,c){Asteroids.Explosion.superclass.constructor.call(this,d,b,this.FADE_LENGTH);this.size=c;return this};extend(Asteroids.Explosion,Game.EffectActor,{FADE_LENGTH:300,size:0,onRender:function a(c){var e=Floor(this.effectValue(255)),b=this.effectValue(this.size*8),d=e.toString();c.save();c.globalAlpha=0.75;c.fillStyle="rgb("+d+",0,0)";c.beginPath();c.arc(this.position.x,this.position.y,b,0,TWOPI,true);c.closePath();c.fill();c.restore()}})})();(function(){Asteroids.PlayerBulletImpact=function(b,a){Asteroids.PlayerBulletImpact.superclass.constructor.call(this,b,a,5,function(){var c=a.nscale(0.75+Rnd()*0.5);c.rotate(Rnd()*PIO4-PIO8);return new AsteroidsParticle(b.clone(),c,~~(Rnd()*4),0,250,150,Asteroids.Colours.GREEN_LASER)});return this};extend(Asteroids.PlayerBulletImpact,Asteroids.Particles)})();(function(){Asteroids.EnemyBulletImpact=function(b,a){Asteroids.EnemyBulletImpact.superclass.constructor.call(this,b,a,5,function(){var c=a.nscale(0.75+Rnd()*0.5);c.rotate(Rnd()*PIO4-PIO8);return new AsteroidsParticle(b.clone(),c,~~(Rnd()*4),0,250,150,Asteroids.Colours.ENEMY_SHIP)});return this};extend(Asteroids.EnemyBulletImpact,Asteroids.Particles)})();(function(){Asteroids.TextIndicator=function(f,b,g,d,e,c){this.fadeLength=(c?c:this.DEFAULT_FADE_LENGTH);Asteroids.TextIndicator.superclass.constructor.call(this,f,b,this.fadeLength);this.msg=g;if(d){this.textSize=d}if(e){this.colour=e}return this};extend(Asteroids.TextIndicator,Game.EffectActor,{DEFAULT_FADE_LENGTH:500,fadeLength:0,textSize:12,msg:null,colour:"white",onRender:function a(b){var c=this.effectValue(1);b.save();b.globalAlpha=c;Game.fillText(b,this.msg,this.textSize+"pt Courier New",this.position.x,this.position.y,this.colour);b.restore()}})})();(function(){Asteroids.ScoreIndicator=function(f,a,h,d,c,e,b){var g=h.toString();if(c){g=c+" "+g}Asteroids.ScoreIndicator.superclass.constructor.call(this,f,a,g,d,e,b);return this};extend(Asteroids.ScoreIndicator,Asteroids.TextIndicator)})();(function(){Asteroids.PowerUp=function(e,d){Asteroids.PowerUp.superclass.constructor.call(this,e,d);return this};extend(Asteroids.PowerUp,Game.EffectActor,{RADIUS:8,pulse:128,pulseinc:5,onRender:function c(d){d.save();d.globalAlpha=0.75;var e="rgb(255,"+this.pulse.toString()+",0)";if(BITMAPS){d.fillStyle=e;d.strokeStyle="rgb(255,255,128)"}else{d.lineWidth=2;d.shadowColor=d.strokeStyle=e}d.beginPath();d.arc(this.position.x,this.position.y,this.RADIUS,0,TWOPI,true);d.closePath();if(BITMAPS){d.fill()}d.stroke();d.restore();this.pulse+=this.pulseinc;if(this.pulse>255){this.pulse=256-this.pulseinc;this.pulseinc=-this.pulseinc}else{if(this.pulse<0){this.pulse=0-this.pulseinc;this.pulseinc=-this.pulseinc}}},radius:function a(){return this.RADIUS},collected:function b(o,l,i){var q=null;switch(randomInt(0,9)){case 0:case 1:q="Energy Boost!";l.energy+=l.ENERGY_INIT/2;if(l.energy>l.ENERGY_INIT){l.energy=l.ENERGY_INIT}break;case 2:q="Fire When Shielded!";l.fireWhenShield=true;break;case 3:q="Extra Life!";o.lives++;break;case 4:q="Slow Down Asteroids!";for(var f=0,g=i.enemies.length,h;f<g;f++){h=i.enemies[f];if(h instanceof Asteroids.Asteroid){h.vector.scale(0.66)}}break;case 5:q="Smart Bomb!";var j=96;var e=new Asteroids.Explosion(this.position.clone(),this.vector.clone().scale(0.5),j/8);i.effects.push(e);for(var f=0,h,k=this.position;f<i.enemies.length;f++){h=i.enemies[f];if(k.distance(h.position)<=j+h.radius()){h.hit(-1);i.generatePowerUp(h);i.destroyEnemy(h,this.vector,true)}}break;case 6:q="Twin Cannons!";l.primaryWeapons.main=new Asteroids.TwinCannonsWeapon(l);break;case 7:q="Spray Cannons!";l.primaryWeapons.main=new Asteroids.VSprayCannonsWeapon(l);break;case 8:q="Rear Gun!";l.primaryWeapons.rear=new Asteroids.RearGunWeapon(l);break;case 9:q="Side Guns!";l.primaryWeapons.side=new Asteroids.SideGunWeapon(l);break}if(q){var d=new Vector(0,-1.5);var p=new Asteroids.TextIndicator(new Vector(this.position.x,this.position.y-this.RADIUS),d,q,null,null,700);i.effects.push(p)}}})})();