このバグをつぶすことはできないようです。
私は小さなプロジェクトに取り組んでおり、アプリにバックグラウンド オーディオを追加しようとしています。このエラーが表示されるまで、私はかなりうまくいっていました。
.m ファイルの 52 行目のエラー:
//
// UDMenuScene.m
// iLabyrinth
//
// Created by Rolandas Razma on 5/12/10.
// Copyright 2010 UD7. All rights reserved.
//
#import "UDMenuScene.h"
#import "UDPickMapScene.h"
#import "SimpleAudioEngine.h"
#import "UDHelpScene.h"
#import "iLabyrinth.h"
#import "CCDirector.h"
@implementation UDMenuScene
#pragma mark -
#pragma mark NSObject
- (id)init
{
if( (self = [super init]) )
{
[self addChild:[UDMenuLayer node]];
}
return self;
}
@end
@implementation UDMenuLayer
#pragma mark -
#pragma mark NSObject
- (id)init {
if( (self = [super init]) )
{
[self setIsTouchEnabled: YES];
CGSize _winSize = [[CCDirector sharedDirector] winSize];
//AVAudioPlayer *player;
NSURL *url = [NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"menu" ofType:@"mp3"]];
NSError *error;
player = [[AVAudioPlayer alloc] initWithContentsOfURL:url error:&error];
// Add background
CCSprite *sprite = [CCSprite spriteWithFile:[NSString stringWithFormat:@"menu%@.png", (isDeviceIPad()?@"~ipad":([iLabyrinth hightRes]?@"@2x":@""))]];
[sprite setAnchorPoint:CGPointZero];
[self addChild:sprite];
_backgroundLayer = [CCSpriteBatchNode batchNodeWithFile:[iLabyrinth textureName]];
[[_backgroundLayer texture] setAliasTexParameters];
[self addChild:_backgroundLayer];
// Add "Pay" button
CCSprite *playSprite = [CCSprite spriteWithSpriteFrameName:@"play.png"];
[playSprite setTag:MenuButtonPlay];
[playSprite setAnchorPoint:CGPointMake(0.5f, 0.0f)];
[playSprite setPosition:CGPointMake(_winSize.width /2, _winSize.height /2)];
[_backgroundLayer addChild:playSprite];
// Add "Help" button
CCSprite *helpSprite = [CCSprite spriteWithSpriteFrameName:@"help.png"];
[helpSprite setAnchorPoint:CGPointMake(0.5f, 1.0f)];
[helpSprite setTag:MenuButtonHelp];
[helpSprite setPosition:CGPointMake(_winSize.width /2, _winSize.height /2 -[helpSprite boundingBox].size.height /2)];
[_backgroundLayer addChild:helpSprite];
}
return self;
}
#pragma mark -
#pragma mark CCStandardTouchDelegate
- (void)ccTouchesEnded:(NSSet *)touches withEvent:(UIEvent *)event {
CGPoint touchPoint = [_backgroundLayer convertTouchToNodeSpace:[touches anyObject]];
for( CCSprite *sprite in [_backgroundLayer children] ){
if( [sprite tag] <= 0 ) continue;
if( CGRectContainsPoint([sprite boundingBox], touchPoint) ){
[sprite setColor:ccGREEN];
[[SimpleAudioEngine sharedEngine] playEffect:@"click.caf"];
switch ( [sprite tag] ) {
case MenuButtonPlay: {
[[CCDirector sharedDirector] replaceScene:[CCTransitionSplitRows transitionWithDuration:1.0f scene:[UDPickMapScene node]]];
break;
}
case MenuButtonHelp: {
[[CCDirector sharedDirector] replaceScene:[CCTransitionSplitRows transitionWithDuration:1.0f scene:[UDHelpScene node]]];
break;
}
}
return;
}
}
}
@end
ここに私の.hファイルがあります:
//
// UDMenuScene.h
// iLabyrinth
//
// Created by Rolandas Razma on 5/12/10.
// Copyright 2010 UD7. All rights reserved.
//
#import "cocos2d.h"
#import <UIKit/UIKit.h>
#import <AVFoundation/AVFoundation.h>
typedef enum {
MenuButtonPlay =1,
MenuButtonHelp,
MenuButtonPlayHeaven,
} MenuButton;
@class player;
@interface UDMenuScene : CCScene {
}
@property (nonatomic, retain) AVAudioPlayer *player;
@end
@interface UDMenuLayer : CCLayer {
CCSpriteBatchNode *_backgroundLayer;
}
@end