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POAS3: Change values of an object
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  1. POAS3: Change values of an object
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    copied!<p>I'm working with <strong>QuickBox2D</strong>.</p> <p>I dropped a ball using the following statement.</p> <pre><code> gameBall = sim.addCircle({x:(mouseX/30), y:(2), radius:0.15, density:1, restitution:0.7, friction:0, skin:ball, scaleSkin:false, angularDamping:20}); </code></pre> <p>During an if statement I want to change two values inside the Object:</p> <pre><code> gameBall({friction:1,restitution:0}); </code></pre> <p><strong>I get the following error:</strong></p> <pre><code>Call to a possibly undefined method gameBall. </code></pre> <p><strong>Complete Code:</strong></p> <pre><code>package { import flash.display.MovieClip; import com.actionsnippet.qbox.*; import flash.events.MouseEvent; import flash.events.Event; [SWF(width = 300, height = 600, frameRate = 60)] public class LuckyHitBeta extends MovieClip { public var sim:QuickBox2D; var winBox:QuickObject; var looseBox:QuickObject; var looseBox2:QuickObject; var gameBall:QuickObject; var simContacts:QuickContacts; var isFiring:Boolean=false; var ballIcon:ballIcon_mc; /** * Constructor */ public function LuckyHitBeta() { liveIcon(); sim = new QuickBox2D(this); simContacts = sim.addContactListener(); simContacts.addEventListener(QuickContacts.ADD, contactListener); //Important Collisions; winBox = sim.addBox({x:2,y:597/30, width:98/30, height:10/30, density:0, skin:stick, skinScale:false}); looseBox = sim.addBox({x:5,y:597/30, width:98/30, height:10/30, density:0, skin:stick, skinScale:false}); looseBox2 = sim.addBox({x:8,y:597/30, width:98/30, height:10/30, density:0, skin:stick, skinScale:false}); //Collisions sim.addBox({x:3.5,y:560/30, width:72/30, height:13/30, density:0, skin:stick, skinScale:false, angle:1.57}); sim.addBox({x:6.5,y:560/30, width:72/30, height:13/30, density:0, skin:stick, skinScale:false, angle:1.57}); sim.addBox({x:0/30,y:300/30, width:600/30, height:28/30, density:0, skin:stick, skinScale:false, angle:1.57}); sim.addBox({x:300/30,y:300/30, width:600/30, height:28/30, density:0, skin:stick, skinScale:false, angle:1.57}); // make obstacles for (var i:int = 0; i&lt;(stage.stageWidth/28); i++){ //End sim.addCircle({x:1.2 + i * 0.8, y:16, radius:0.15, density:0, skin:ping, scaleSkin:false}); sim.addCircle({x:0.6 + i * 0.8, y:15, radius:0.15, density:0, skin:ping, scaleSkin:false}); } for (var o:int = 0; o&lt;(stage.stageWidth/55); o++){ //Middle sim.addCircle({x:1.3 + o * 1.5, y:14, radius:0.15, density:0, skin:ping, scaleSkin:false}); sim.addCircle({x:1.3 + o * 1.5, y:13, radius:0.15, density:0, skin:ping, scaleSkin:false}); sim.addCircle({x:1.3 + o * 1.5, y:12, radius:0.15, density:0, skin:ping, scaleSkin:false}); sim.addCircle({x:1.3 + o * 1.5, y:11, radius:0.15, density:0, skin:ping, scaleSkin:false}); sim.addCircle({x:1.3 + o * 1.5, y:10, radius:0.15, density:0, skin:ping, scaleSkin:false}); } for (var u:int = 0; u&lt;(stage.stageWidth/45); u++){ //Start sim.addCircle({x:0.8 + u * 1.3, y:09, radius:0.15, density:0, skin:ping, scaleSkin:false}); sim.addCircle({x:1.55 + u * 1.3, y:08, radius:0.15, density:0, skin:ping, scaleSkin:false}); sim.addCircle({x:0.8 + u * 1.3, y:07, radius:0.15, density:0, skin:ping, scaleSkin:false}); sim.addCircle({x:1.55 + u * 1.3, y:06, radius:0.15, density:0, skin:ping, scaleSkin:false}); } addEventListener(Event.ENTER_FRAME,onEnterFrm); stage.addEventListener(MouseEvent.CLICK, _clicked); sim.start(); } /** * .. * @param e MouseEvent.CLICK */ private function _clicked(e:MouseEvent) { if (! isFiring){ gameBall = sim.addCircle({x:(mouseX/30), y:(2), radius:0.15, density:1, restitution:0.7, friction:0, skin:ball, scaleSkin:false, angularDamping:20}); isFiring=true; ballIcon.gotoAndStop(2); } } private function liveIcon():void { ballIcon=new ballIcon_mc(); addChild(ballIcon); ballIcon.y=30; } private function onEnterFrm(e:Event):void { ballIcon.x=mouseX; if (gameBall &amp;&amp; gameBall.body.IsSleeping()) { gameBall.destroy(); gameBall = null; isFiring=false; ballIcon.gotoAndStop(1); } } private function contactListener(e:Event) { if (simContacts.isCurrentContact(winBox,gameBall)) { // Won. trace ('You won!'); isFiring=false; ballIcon.gotoAndStop(1); } if (simContacts.isCurrentContact(looseBox,gameBall)) { // Loose. trace ('You loose!'); gameBall({friction:1,restitution:0}); isFiring=false; ballIcon.gotoAndStop(1); } } } </code></pre> <p>}</p>
 

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