我已经为我的游戏建立了一个目标,并且一切工作都很好,接受了使目标完成后不再被调用的部分。
我知道有一个GKAchievement
类的“已完成”属性,它是一个布尔值,当成就100%完成时返回yes。
这是当成就达到100%时通过的方法,该方法传递的ID是成就标识符并报告acheeee:
- (void)AchivmentDidAchive:(id)Achivment{
NSString *identifier = Achivment;
NSLog(@"%@",identifier);
self.achivment = [[GKAchievement alloc]initWithIdentifier:identifier];
self.achivment.showsCompletionBanner = YES;
if (!self.achivment.completed) {
self.achivment.percentComplete = 100;
NSLog(@"Reproting!");
[self.achivment reportAchievementWithCompletionHandler: ^(NSError *error)
{
}];
}
else {
NSLog(@"Achivment Completed!");
} }
我在这里想要做的是将完成的precent设置为100,并在下次报告,即想再次致电。
但它始终有效...如何解决这个更好的主意?
最佳答案
在接口中添加变量和属性:
NSMutableDictionary *earnedAchievementCache;
@property (nonatomic, retain)NSMutableDictionary *earnedAchievementCache;
在.m中:
@synthesize earnedAchievementCache;
- (void) submitAchievement: (NSString*) identifier percentComplete: (double) percentComplete
{
if(self.earnedAchievementCache == NULL)
{
[GKAchievement loadAchievementsWithCompletionHandler: ^(NSArray *scores, NSError *error)
{
if(error == NULL)
{
NSMutableDictionary* tempCache= [NSMutableDictionary dictionaryWithCapacity: [scores count]];
for (GKAchievement* score in scores)
{
[tempCache setObject: score forKey: score.identifier];
}
self.earnedAchievementCache= tempCache;
[self submitAchievement: identifier percentComplete: percentComplete];
}
}];
}
else
{
GKAchievement* achievement= [self.earnedAchievementCache objectForKey: identifier];
if(achievement != NULL)
{
if((achievement.percentComplete >= 100.0) || (achievement.percentComplete >= percentComplete))
{
achievement= NULL;
}
achievement.percentComplete= percentComplete;
}
else
{
achievement= [[[GKAchievement alloc] initWithIdentifier: identifier] autorelease];
achievement.percentComplete= percentComplete;
[self.earnedAchievementCache setObject: achievement forKey: achievement.identifier];
}
if(achievement!= NULL)
{
//Submit the Achievement...
if (achievement.percentComplete>=100) {
//show banner
achievement.showsCompletionBanner = YES; //only in IOS 5+
}
[achievement reportAchievementWithCompletionHandler: ^(NSError *error)
{
if (error!=NULL){
NSLog(@"Error!!");
} else NSLog(@"all is well");
}];
}
}
}
在dealloc中:
[self.earnedAchievementCache release];
我正在使用缓存不提交已经提交/完成的分数
PS:该代码是完美的,只需将其复制并粘贴到您的类中即可使用
关于iphone - 我如何知道GKAchievement是否已完成?,我们在Stack Overflow上找到一个类似的问题:https://stackoverflow.com/questions/11309540/