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  • 启动页面动画

    在你的应用代理中找到application didFinishLaunching,添加以下代码:
    - (BOOL)application:(UIApplication *)application didFinishLaunchingWithOptions:(NSDictionary *)launchOptions
    {
    self.window.rootViewController = self.viewController;
    [self.window makeKeyAndVisible];

    //圖片擴大淡出的效果开始;

    //设置一个图片;
    UIImageView *niceView = [[UIImageView alloc] initWithFrame:CGRectMake(0,0, 320, 480)];
    niceView.image = [UIImage imageNamed:@"Default.png"];

    //添加到场景
    [self.window addSubview:niceView];

    //放到最顶层;
    [self.window bringSubviewToFront:niceView];

    //开始设置动画;
    [UIView beginAnimations:nil context:nil];
    [UIView setAnimationDuration:2.0];
    [UIView setAnimationTransition:UIViewAnimationTransitionNone forView:self.window cache:YES];
    [UIView setAnimationDelegate:self];
    //這裡還可以設置回調函數;

    //[UIView setAnimationDidStopSelector:@selector(startupAnimationDone:finished:context:)];

    niceView.alpha = 0.0;
    niceView.frame = CGRectMake(-60, -85, 440, 635);
    [UIView commitAnimations];
    [niceView release];

    //结束;

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  • 原文地址:https://www.cnblogs.com/linximu/p/4800132.html
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