最初にこのエラーが発生します
ArgumentError: Error #2025: The supplied DisplayObject must be a child of the caller.
at flash.display::DisplayObjectContainer/removeChild()
at Game_fla::MainTimeline/testCollisions()[Game_fla.MainTimeline::frame1:205]
これが私のコードです
// ******* IMPORTS *****
import flash.events.MouseEvent;
import flash.events.Event;
import flash.events.KeyboardEvent;
import flash.events.MouseEvent;
import flash.display.MovieClip;
import flash.events.KeyboardEvent;
//*****VARIABLES****
var leftPressed:Boolean = false;
var rightPressed:Boolean = false;
var upPressed:Boolean = false;
var shootDown:Boolean = false;
var ySpeed:int = 0;
var xSpeed:int = 0;
var scrollX:int = 0;
var scrollY:int = 0;
var speedConstant:int = 5;
var friction:Number = 0.6;
var level:Number = 1;
var bullets:Array = new Array();
var container_mc:MovieClip;
var enemies:Array;
var tempEnemy:MovieClip;
// BUTTON EVENTS EITHER CLICKED OR NOT
left_btn.addEventListener(MouseEvent.MOUSE_DOWN, moveLeft);
right_btn.addEventListener(MouseEvent.MOUSE_DOWN, moveRight);
up_btn.addEventListener(MouseEvent.MOUSE_DOWN, moveUp);
shoot_btn.addEventListener(MouseEvent.MOUSE_DOWN, shootPressed);
left_btn.addEventListener(MouseEvent.MOUSE_UP, leftUp);
right_btn.addEventListener(MouseEvent.MOUSE_UP, rightUp);
up_btn.addEventListener(MouseEvent.MOUSE_UP, upUp);
stage.addEventListener(Event.ENTER_FRAME, makeEnemies);
player.gotoAndStop('still');
stage.addEventListener(Event.ENTER_FRAME,onenter);
function onenter(e:Event):void{
if (rightPressed == true && leftPressed == false){
player.x += 8;
player.scaleX = 1;
player.gotoAndStop("walking");
cloud.x -= 8;
} else if (leftPressed == true && rightPressed == false){
player.x -= 8;
player.scaleX = -1;
player.gotoAndStop('walking');
cloud.x += 8;
} else if(upPressed == true && leftPressed == false && rightPressed == false){
}
else{
rightPressed = false;
leftPressed = false;
player.gotoAndStop('still')}
}
// **** MOVEMENT CONTROLS *********
function shootPressed(e:MouseEvent):void{
shootDown = true;
if(shootDown == true){
fireBullet();
}
}
function fireBullet():void
{
var playerDirection:String;
if(player.scaleX < 0){
playerDirection = "left";
} else if(player.scaleX > 0){
playerDirection = "right";
}
var bullet:Bullet = new Bullet(player.x, player.y, playerDirection);
//bullets = new Array();
bullet.y = player.y + 8;
stage.addChild(bullet);
bullets.push(bullet);
trace(bullets);
}
// BUTTON FUNCTIONS
function moveLeft(e:MouseEvent):void
{
if(MouseEvent.MOUSE_DOWN){
leftPressed = true;
}else if (MouseEvent.MOUSE_UP) {
leftPressed = false;
}
}
function moveRight(e:MouseEvent):void
{
if (MouseEvent.MOUSE_DOWN){
rightPressed = true;
}else if (MouseEvent.MOUSE_UP){
rightPressed = false;
}
}
function moveUp(e:MouseEvent):void
{
if(MouseEvent.MOUSE_DOWN){
upPressed = true;
} else if (MouseEvent.MOUSE_UP) {
upPressed = false;
}
}
function leftUp(e:MouseEvent):void
{
leftPressed = false;
}
function rightUp(e:MouseEvent):void
{
rightPressed = false;
}
function upUp(e:MouseEvent):void
{
upPressed = false;
}
enemies = new Array();
//Call this function for how many enemies you want to make...
function makeEnemies(e:Event):void
{
var chance:Number = Math.floor(Math.random() * 60);
if (chance <= 2){
//Make sure a Library item linkage is set to Enemy...
tempEnemy = new enemy();
tempEnemy.speed = 80;
tempEnemy.x = Math.round(Math.random() * stage.stageWidth) * -10;
addChild(tempEnemy);
enemies.push(tempEnemy);
moveEnemies();
}
}
function moveEnemies():void
{
var tempEnemy:MovieClip;
for (var i:int =enemies.length-1; i>=0; i--)
{
tempEnemy = enemies[i];
tempEnemy.x += tempEnemy.speed;
tempEnemy.y = 285;
}
}
stage.addEventListener(Event.ENTER_FRAME, testCollisions);
//Check for collisions between an enemies array and a Lasers array
function testCollisions(e:Event):void
{
var tempEnemy:MovieClip;
var tempLaser:MovieClip;
for (var i:int=enemies.length-1; i >= 0; i--)
{
tempEnemy = enemies[i];
for (var j:int=bullets.length-1; j>=0; j--)
{
tempLaser = bullets[j];
if (tempLaser.hitTestObject(tempEnemy))
{
removeChild(tempEnemy);
removeChild(tempLaser);
trace("BULLET HIT");
stage.addEventListener(Event.ENTER_FRAME, testCollisions);
}
}
}
}
removeChild
関数内で親を参照する必要があることは理解していtestCollision
ますが、どこにあるのかわかりません。
また、ゾンビがステージからスポーンし、コードを使用してスムーズな速度で中央に向かって移動するようにします。ゾンビは、ステージの左側にある種の後方にスポーンしているように見えます。ですから、ステージからスポーンして中央に移動し、ScaleXの位置を変更して方向を変える必要がありますが、その方法がわかりません。助けてください。