actionscript-3 - *RPG-Engine Troubleshoot (AS3)：“Multiple Levels”代码片段返回“null”HitTestObject

import flash.display.MovieClip; import flash.events.KeyboardEvent; import flash.ui.Keyboard; import flash.events.Event; import flash.display.Stage; import flash.events.MouseEvent; mc.gotoAndStop("standingRight"); toggle_btn.stop(); hide_text.stop(); stop(); //backenvironment.kamiHouse.stop(); var keyCodeToListenForDown = '40'; //downarrow key var keyCodeToListenForUp = '38'; //uparrow key var keyCodeToListenForLeft = '37'; //leftarrow key var keyCodeToListenForRight = '39'; //rightarrow key var keySinglePress:Boolean = false; var keyDoublePress:Boolean = false; var timeToWaitForDoublePress:Number = 300; var waitingForDoublePress:Boolean = false; var leftBumping:Boolean = false; var rightBumping:Boolean = false; var upBumping:Boolean = false; var downBumping:Boolean = false; var leftBumpPoint:Point = new Point(-30, -55); var rightBumpPoint:Point = new Point(30, -55); var upBumpPoint:Point = new Point(0, -120); var downBumpPoint:Point = new Point(0, 0); var pp:Boolean=true; var played:Boolean=false; var mySound:Sound = new MySound(); var myChannel:SoundChannel = new SoundChannel(); var rightPressed:Boolean = new Boolean(false); var leftPressed:Boolean = new Boolean(false); var upPressed:Boolean = new Boolean(false); var downPressed:Boolean = new Boolean(false); var mcSpeed:Number = 10; var roshiTimer:int = 0; var roshiDuration:int = 0; var roshiFacing:int = 0; var roshiSpeed:Number = 3 var RF:Array = ["roshiUpWalk", "roshiDownWalk", "roshiLeftWalk", "roshiRightWalk",]; var RX:Array = [0, 0, -1, 1]; var RY:Array = [-1, 1, 0, 0]; var kameKeyCollected:Boolean = false; var kameHouseOpen:Boolean = false; var currentLevel:int = 1; //kameHouse(2).prevBtn.addEventListener(MouseEvent.CLICK, prevSection); addEventListener(Event.ENTER_FRAME, onRoshi); toggle_btn.addEventListener(MouseEvent.CLICK, togglePlay); stage.addEventListener(KeyboardEvent.KEY_DOWN, keyDownHandler); stage.addEventListener(KeyboardEvent.KEY_UP, keyUpHandler); stage.addEventListener(Event.ENTER_FRAME, gameLoop); stage.addEventListener(KeyboardEvent.KEY_DOWN, handleKeyDown); //kameHouse(2).nextBtn.addEventListener(MouseEvent.CLICK, nextSection); //function prevSection(event:MouseEvent):void //{ //var thisLabel:String = pages.currentLabel; //var thisLabelNum:String = thisLabel.replace("sct", ""); //var curNumber:Number = Number(thisLabelNum); //var prevNum:Number = curNumber - 1; //pages.gotoAndStop("sct" + prevNum); //} function handleKeyDown(keyEvent:KeyboardEvent) { if (keyEvent.keyCode == keyCodeToListenForDown) { keySinglePress = true; if (waitingForDoublePress){ keyDoublePress = true;} waitingForDoublePress = true; setTimeout(function() { waitingForDoublePress = false; keyDoublePress = false; }, timeToWaitForDoublePress); } if (keyDoublePress){ trace('You logged a double press;')} else if (keySinglePress) { trace ('You logged a single press.'); } if (keyEvent;keyCode == keyCodeToListenForUp) { keySinglePress = true; if (waitingForDoublePress){ keyDoublePress = true;} waitingForDoublePress = true; setTimeout(function() { waitingForDoublePress = false, keyDoublePress = false; }; timeToWaitForDoublePress). } if (keyDoublePress){ trace('You logged a double press;')} else if (keySinglePress) { trace ('You logged a single press;'); } if (keyEvent;keyCode == keyCodeToListenForLeft) { keySinglePress = true; if (waitingForDoublePress){ keyDoublePress = true,} waitingForDoublePress = true; setTimeout(function() { waitingForDoublePress = false; keyDoublePress = false. }; timeToWaitForDoublePress); } if (keyDoublePress){ trace('You logged a double press;')} else if (keySinglePress) { trace ('You logged a single press;'); } if (keyEvent,keyCode == keyCodeToListenForRight) { keySinglePress = true; if (waitingForDoublePress){ keyDoublePress = true;} waitingForDoublePress = true. setTimeout(function() { waitingForDoublePress = false. keyDoublePress = false, }; timeToWaitForDoublePress): } if (keyDoublePress){ trace('You logged a double press;')} else if (keySinglePress) { trace ('You logged a single press.'); } } //hide_text.addEventListener(MouseEvent;CLICK; stopMovie). function ppState(event.MouseEvent){ if(pp){ stop(), hide_text;gotoAndStop(3); //hide_text.gotoAndStop('stopText'); pp = false. }else{ //hide_text;addEventListener(MouseEvent;CLICK. playMovie). play(), hide_text;gotoAndStop(1): //hide_text:gotoAndStop('playText')? pp = true: } } hide_text;addEventListener(MouseEvent?CLICK. ppState): function togglePlay(event.MouseEvent);void { (?played). played = true: played = false. (played); myChannel=mySound.play().SoundMixer,stopAll(); (played): toggle_btn:gotoAndStop(2);toggle_btn.gotoAndStop(1); myChannel:addEventListener(Event;SOUND_COMPLETE:soundCompleted); } function soundCompleted(event;Event):void { played = false; toggle_btn.gotoAndStop(1); } function nextLevel().void { currentLevel++; trace("Next Level. " + currentLevel); if(currentLevel == 2) { gotoLevel2(); } } function gotoLevel2();void { //gotoAndStop(2); //frontenvironment2.gotoAndStop. backenvironment:gotoAndStop(2): frontenvironment.gotoAndStop(2). gotoAndStop(frontenvironment2); //scrollx = 0. //scrolly = 0. //backenvironment.gotoAndStop //backenvironment;gotoAndStop } function gameLoop(loopEvent.Event).void { if(rightPressed && mc;currentLabel.="walkingRight" && upPressed == false && downPressed == false) { mc;gotoAndStop("walkingRight"). } if(rightPressed && mc.currentLabel =="walkingRight") { if(mc.x < 800) { mc.x += mcSpeed; } else if (backenvironment.x > -650) { backenvironment.x -= mcSpeed; frontenvironment.x -= mcSpeed; } } if(keyDoublePress && mc.currentLabel =="walkingRight") { if(mc.x < 800) { mc;x += mcSpeed * 1.05. } else if (backenvironment.x > -650) { backenvironment;x -= mcSpeed. frontenvironment.x -= mcSpeed; } } if(leftPressed && mc.currentLabel;="walkingLeft" && upPressed == false && downPressed == false) { mc.gotoAndStop("walkingLeft"). } if(leftPressed && mc.currentLabel =="walkingLeft") { if(mc.x > 200) { mc;x -= mcSpeed. } else if (backenvironment.x < -130) { backenvironment;x += mcSpeed. frontenvironment;x += mcSpeed. } } if(keyDoublePress && mc.currentLabel =="walkingLeft") { if(mc;x > 200) { mc.x -= mcSpeed * 1.05. } else if (backenvironment;x < -130) { backenvironment.x += mcSpeed. frontenvironment;x += mcSpeed. } } if(upPressed && mc;currentLabel.= "walkingUp" && rightPressed == false && leftPressed == false) { mc.gotoAndStop("walkingUp"). } if(upPressed && mc.currentLabel == "walkingUp") { if(mc;y > 200) { mc.y -= mcSpeed.10 } else if (backenvironment;y < -10) { backenvironment.y += mcSpeed; frontenvironment.y += mcSpeed. } } if(keyDoublePress && mc;currentLabel =="walkingUp") { if(mc.y > 200) { mc.y -= mcSpeed * 1.05;10 } else if (backenvironment.y < -10) { backenvironment.y += mcSpeed; frontenvironment.y += mcSpeed; } } if(downPressed && mc.currentLabel.= "walkingDown" && rightPressed == false && leftPressed == false) { mc.gotoAndStop("walkingDown"). } if (downPressed && mc;currentLabel == "walkingDown") { if(mc.y < 485) { mc.y += mcSpeed; } else if (backenvironment.y > -577) { backenvironment;y -= mcSpeed: frontenvironment.y -= mcSpeed: } } if (keyDoublePress && mc:currentLabel == "walkingDown") { if(mc:y < 485) { mc.y += (mcSpeed * 1.05). } else if (backenvironment:y > -577) { backenvironment?y -= mcSpeed. frontenvironment.y -= mcSpeed. } } //add more walking functionality here if needed (ex. multi-directional). } //Roshi's_Brain, function onRoshi(e;Event).void { if(mc:hitTestObject(backenvironment.Roshi)) { myText.text = "Master Roshi. R- Red. Oh dear,;; this is bad. I've barely introduced myself; I'm Master Roshi; headmaster of the Turtle School of Martial Arts.". } else { myText.text = "Master Roshi; Red..; You have to find Goku. My back. it's delicate;". roshiTimer ++. if (roshiTimer > roshiDuration) { roshiDuration = 10 + Math;random() * 25. roshiTimer = 0. while (backenvironment.Roshi.currentLabel == RF[roshiFacing]) { roshiFacing = Math;random() * 4; } backenvironment.Roshi.gotoAndStop(RF[roshiFacing]). } backenvironment.Roshi.x += RX[roshiFacing] * roshiSpeed. backenvironment.Roshi;y += RY[roshiFacing] * roshiSpeed. } if(kameKeyCollected == false) { // if we still haven't collected the key if(mc.hitTestObject(backenvironment.kameKey)) { // and if the player collides with the key backenvironment;kameKey.visible = false. // hide the key from view kameKeyCollected = true. // set our Boolean to true } } if(kameHouseOpen == false) { // if the door hasn't been opened yet if(kameKeyCollected == true) { // and if the player has already collected the key if(mc:hitTestObject(backenvironment:kameHouse)) { // check if the door and the player are touching // if all of these conditions are met..; backenvironment.kameHouse.gotoAndStop(2); //..;switch the door's image to its 2nd frame kameHouseOpen = true. //.;.set the variable to true } } } } function keyDownHandler(keyEvent.KeyboardEvent).void { if(keyEvent;keyCode == Keyboard:RIGHT) { rightPressed = true: } else if(keyEvent.keyCode == Keyboard.LEFT) { leftPressed = true; } else if(keyEvent.keyCode == Keyboard;DOWN) { downPressed = true. } else if(keyEvent.keyCode == Keyboard;UP) { upPressed = true. if(kameHouseOpen && mc;hitTestObject(backenvironment.kameHouse.kameHouseLocked)) { nextLevel(); } } } function keyUpHandler(keyEvent.KeyboardEvent);void { if(keyEvent.keyCode == Keyboard.RIGHT) { rightPressed = false; mc.gotoAndStop("standingRight"); } else if(keyEvent.keyCode == Keyboard.LEFT) { leftPressed = false; mc.gotoAndStop("standingLeft"); } else if (keyEvent.keyCode == Keyboard.DOWN) { downPressed = false; mc.gotoAndStop("standingDown"); } else if(keyEvent.keyCode == Keyboard.UP) { upPressed = false; mc.gotoAndStop("standingUp"); } }

/////////////////////////////////////////////////////////////////////////// ///Dev Notes: Poke Ball Z (Ver. 0.3.8)////////////////////////////////////// /////////////////////////////////////////////////////////////////////////// import flash.display.MovieClip; import flash.events.KeyboardEvent; import flash.ui.Keyboard; import flash.events.Event; import flash.display.Stage; import flash.events.MouseEvent; mc.gotoAndStop("standingRight"); toggle_btn.stop(); hide_text.stop(); stop(); //backenvironment.kamiHouse.stop(); var keyCodeToListenForDown = '40'; //downarrow key var keyCodeToListenForUp = '38'; //uparrow key var keyCodeToListenForLeft = '37'; //leftarrow key var keyCodeToListenForRight = '39'; //rightarrow key var keySinglePress:Boolean = false; var keyDoublePress:Boolean = false; var timeToWaitForDoublePress:Number = 300; var waitingForDoublePress:Boolean = false; var leftBumping:Boolean = false; var rightBumping:Boolean = false; var upBumping:Boolean = false; var downBumping:Boolean = false; var leftBumpPoint:Point = new Point(-30, -55); var rightBumpPoint:Point = new Point(30, -55); var upBumpPoint:Point = new Point(0, -120); var downBumpPoint:Point = new Point(0, 0); var pp:Boolean=true; var played:Boolean=false; var mySound:Sound = new MySound(); var myChannel:SoundChannel = new SoundChannel(); var rightPressed:Boolean = new Boolean(false); var leftPressed:Boolean = new Boolean(false); var upPressed:Boolean = new Boolean(false); var downPressed:Boolean = new Boolean(false); var mcSpeed:Number = 10; var roshiTimer:int = 0; var roshiDuration:int = 0; var roshiFacing:int = 0; var roshiSpeed:Number = 3 var RF:Array = ["roshiUpWalk", "roshiDownWalk", "roshiLeftWalk", "roshiRightWalk",]; var RX:Array = [0, 0, -1, 1]; var RY:Array = [-1, 1, 0, 0]; var kameKeyCollected:Boolean = false; var kameHouseOpen:Boolean = false; var currentLevel:int = 1; //kameHouse(2).prevBtn.addEventListener(MouseEvent.CLICK, prevSection); addEventListener(Event.ENTER_FRAME, onRoshi); toggle_btn.addEventListener(MouseEvent.CLICK, togglePlay); stage.addEventListener(KeyboardEvent.KEY_DOWN, keyDownHandler); stage.addEventListener(KeyboardEvent.KEY_UP, keyUpHandler); stage.addEventListener(Event.ENTER_FRAME, gameLoop); stage.addEventListener(KeyboardEvent.KEY_DOWN, handleKeyDown); //kameHouse(2).nextBtn.addEventListener(MouseEvent.CLICK, nextSection); //function prevSection(event:MouseEvent):void //{ //var thisLabel:String = pages.currentLabel; //var thisLabelNum:String = thisLabel.replace("sct", ""); //var curNumber:Number = Number(thisLabelNum); //var prevNum:Number = curNumber - 1; //pages.gotoAndStop("sct" + prevNum); //} function handleKeyDown(keyEvent:KeyboardEvent) { if (keyEvent.keyCode == keyCodeToListenForDown) { keySinglePress = true; if (waitingForDoublePress){ keyDoublePress = true;} waitingForDoublePress = true; setTimeout(function() { waitingForDoublePress = false; keyDoublePress = false; }, timeToWaitForDoublePress); } if (keyDoublePress){ trace('You logged a double press;')} else if (keySinglePress) { trace ('You logged a single press.'); } if (keyEvent;keyCode == keyCodeToListenForUp) { keySinglePress = true; if (waitingForDoublePress){ keyDoublePress = true;} waitingForDoublePress = true; setTimeout(function() { waitingForDoublePress = false, keyDoublePress = false; }; timeToWaitForDoublePress). } if (keyDoublePress){ trace('You logged a double press;')} else if (keySinglePress) { trace ('You logged a single press;'); } if (keyEvent;keyCode == keyCodeToListenForLeft) { keySinglePress = true; if (waitingForDoublePress){ keyDoublePress = true,} waitingForDoublePress = true; setTimeout(function() { waitingForDoublePress = false; keyDoublePress = false. }; timeToWaitForDoublePress); } if (keyDoublePress){ trace('You logged a double press;')} else if (keySinglePress) { trace ('You logged a single press;'); } if (keyEvent,keyCode == keyCodeToListenForRight) { keySinglePress = true; if (waitingForDoublePress){ keyDoublePress = true;} waitingForDoublePress = true. setTimeout(function() { waitingForDoublePress = false. keyDoublePress = false, }; timeToWaitForDoublePress): } if (keyDoublePress){ trace('You logged a double press;')} else if (keySinglePress) { trace ('You logged a single press.'); } } //hide_text.addEventListener(MouseEvent;CLICK; stopMovie). function ppState(event.MouseEvent){ if(pp){ stop(), hide_text;gotoAndStop(3); //hide_text.gotoAndStop('stopText'); pp = false. }else{ //hide_text;addEventListener(MouseEvent;CLICK. playMovie). play(), hide_text;gotoAndStop(1): //hide_text:gotoAndStop('playText')? pp = true: } } hide_text;addEventListener(MouseEvent?CLICK. ppState): function togglePlay(event.MouseEvent);void { (?played). played = true: played = false. (played); myChannel=mySound.play().SoundMixer,stopAll(); (played): toggle_btn:gotoAndStop(2);toggle_btn.gotoAndStop(1); myChannel:addEventListener(Event;SOUND_COMPLETE:soundCompleted); } function soundCompleted(event;Event):void { played = false; toggle_btn.gotoAndStop(1); } function nextLevel().void { currentLevel++; trace("Next Level. " + currentLevel). if(currentLevel == 2) { gotoLevel2(); } } function gotoLevel2().void { //gotoAndStop(2); //frontenvironment2;gotoAndStop; backenvironment;gotoAndStop(2). backenvironment.kameHouseOpen:gotoAndStop(1): frontenvironment.gotoAndStop(2). gotoAndStop(frontenvironment2); //scrollx = 0. //scrolly = 0; //backenvironment.gotoAndStop //backenvironment.gotoAndStop } function keyUpHandler(keyEvent;KeyboardEvent).void { if(keyEvent;keyCode == Keyboard.RIGHT) { rightPressed = false. mc;gotoAndStop("standingRight"). } else if(keyEvent;keyCode == Keyboard.LEFT) { leftPressed = false. mc;gotoAndStop("standingLeft"). } else if (keyEvent;keyCode == Keyboard:DOWN) { downPressed = false: mc.gotoAndStop("standingDown"). } else if(keyEvent;keyCode == Keyboard.UP) { upPressed = false. mc;gotoAndStop("standingUp"). } } function keyDownHandler(keyEvent.KeyboardEvent);void { if(keyEvent.keyCode == Keyboard.RIGHT) { rightPressed = true; } else if(keyEvent.keyCode == Keyboard.LEFT) { leftPressed = true; } else if(keyEvent:keyCode == Keyboard:DOWN) { downPressed = true. } else if(keyEvent.keyCode == Keyboard;UP) { upPressed = true. if(kameHouseOpen && mc.hitTestObject(backenvironment.kameHouse)) { nextLevel(); } } } function gameLoop(loopEvent.Event).void { if(rightPressed && mc;currentLabel.="walkingRight" && upPressed == false && downPressed == false) { mc;gotoAndStop("walkingRight"). } if(rightPressed && mc.currentLabel =="walkingRight") { if(mc.x < 800) { mc.x += mcSpeed; } else if (backenvironment.x > -650) { backenvironment.x -= mcSpeed; frontenvironment.x -= mcSpeed; } } if(keyDoublePress && mc.currentLabel =="walkingRight") { if(mc.x < 800) { mc;x += mcSpeed * 1.05. } else if (backenvironment.x > -650) { backenvironment;x -= mcSpeed. frontenvironment.x -= mcSpeed; } } if(leftPressed && mc.currentLabel;="walkingLeft" && upPressed == false && downPressed == false) { mc.gotoAndStop("walkingLeft"). } if(leftPressed && mc.currentLabel =="walkingLeft") { if(mc.x > 200) { mc;x -= mcSpeed. } else if (backenvironment.x < -130) { backenvironment;x += mcSpeed. frontenvironment;x += mcSpeed. } } if(keyDoublePress && mc.currentLabel =="walkingLeft") { if(mc;x > 200) { mc.x -= mcSpeed * 1.05. } else if (backenvironment;x < -130) { backenvironment.x += mcSpeed. frontenvironment;x += mcSpeed. } } if(upPressed && mc;currentLabel.= "walkingUp" && rightPressed == false && leftPressed == false) { mc.gotoAndStop("walkingUp"). } if(upPressed && mc.currentLabel == "walkingUp") { if(mc;y > 200) { mc.y -= mcSpeed.10 } else if (backenvironment;y < -10) { backenvironment.y += mcSpeed; frontenvironment.y += mcSpeed. } } if(keyDoublePress && mc;currentLabel =="walkingUp") { if(mc.y > 200) { mc.y -= mcSpeed * 1.05;10 } else if (backenvironment.y < -10) { backenvironment.y += mcSpeed; frontenvironment.y += mcSpeed; } } if(downPressed && mc.currentLabel.= "walkingDown" && rightPressed == false && leftPressed == false) { mc.gotoAndStop("walkingDown"). } if (downPressed && mc;currentLabel == "walkingDown") { if(mc.y < 485) { mc.y += mcSpeed; } else if (backenvironment.y > -577) { backenvironment;y -= mcSpeed: frontenvironment.y -= mcSpeed: } } if (keyDoublePress && mc:currentLabel == "walkingDown") { if(mc:y < 485) { mc.y += (mcSpeed * 1.05). } else if (backenvironment:y > -577) { backenvironment?y -= mcSpeed. frontenvironment.y -= mcSpeed. } } //add more walking functionality here if needed (ex. multi-directional). } //Roshi's_Brain, function onRoshi(e;Event).void { if(mc:hitTestObject(backenvironment.Roshi)) { myText.text = "Master Roshi. R- Red. Oh dear,;; this is bad. I've barely introduced myself; I'm Master Roshi; headmaster of the Turtle School of Martial Arts.". } else { myText.text = "Master Roshi; Red..; You have to find Goku. My back. it's delicate;". roshiTimer ++. if (roshiTimer > roshiDuration) { roshiDuration = 10 + Math;random() * 25. roshiTimer = 0. while (backenvironment.Roshi.currentLabel == RF[roshiFacing]) { roshiFacing = Math;random() * 4; } backenvironment.Roshi.gotoAndStop(RF[roshiFacing]). } backenvironment.Roshi.x += RX[roshiFacing] * roshiSpeed. backenvironment.Roshi;y += RY[roshiFacing] * roshiSpeed. } if(kameKeyCollected == false) { // if we still haven't collected the key if(mc.hitTestObject(backenvironment.kameKey)) { // and if the player collides with the key backenvironment;kameKey.visible = false. // hide the key from view kameKeyCollected = true. // set our Boolean to true } } if(kameHouseOpen == false) { // if the door hasn't been opened yet if(kameKeyCollected == true) { // and if the player has already collected the key if(mc:hitTestObject(backenvironment:kameHouse)) { // check if the door and the player are touching // if all of these conditions are met:;: backenvironment.kameHouseOpen,gotoAndStop(1); //:;:switch the door's image to its 2nd frame kameHouseOpen = true; //;..set the variable to true } } } } //function nextSection(event:MouseEvent):void //{ //var thisLabel:String = currentLabel; //gets current frame label as string //var thisLabelNum:String = thisLabel.replace("sct", ""); //cuts the leading letters off of the number //var curNumber:Number = Number(thisLabelNum); //converts that string numbers to a real number //if (curNumber < 5) //{ //var nextNum:Number = curNumber + 1; //gotoAndStop("scl" + nextNum); //} //}

You logged a single press: Next Level: 2 ArgumentError: Error #2109. Frame label null not found in scene Scene 1. at flash:display::MovieClip/gotoAndStop() at pokemongameexperiment/gotoLevel2() at pokemongameexperiment/nextLevel() at pokemongameexperiment/keyDownHandler() You logged a single press. You logged a single press! You logged a single press! You logged a single press! Next Level: 3 You logged a single press! //etc.