大橙子网站建设,新征程启航
为企业提供网站建设、域名注册、服务器等服务
这篇文章将为大家详细讲解有关IOS开发之UIView动画的示例分析,小编觉得挺实用的,因此分享给大家做个参考,希望大家阅读完这篇文章后可以有所收获。
网站建设哪家好,找创新互联公司!专注于网页设计、网站建设、微信开发、微信小程序、集团企业网站建设等服务项目。为回馈新老客户创新互联还提供了延平免费建站欢迎大家使用!IOS 动画实例详解
iOS动画的实现方式多种多样,这里就只记录一下 beginAnimations:context 。
在你调用 beginAnimations:context:方法来启动一个动画后,动画并不会立即被执行,直 到你调用 UIView 类的 commitAnimations 类方法。你对一个视图对象执行的介于 beginAnimations:context:方法跟 commitAnimations方法之间的操作(例如移动)会在 commitAnimations 被执行后才会生效 。
实现效果图:
代码很简单,直接贴了,如下:
// // ViewController.m // Graphics // // Created by aaron on 14b-5-29. // Copyright (c) 2014年 The Technology Studio. All rights reserved. // #import "ViewController.h" @interface ViewController () @property(nonatomic,strong) UIImageView *imageView1; @property(nonatomic,strong) UIImageView *imageView2; @end @implementation ViewController - (void)viewDidLoad { [super viewDidLoad]; UIImage *image = [UIImage imageNamed:@"1.png"]; self.imageView1 = [[UIImageView alloc] initWithImage:image]; self.imageView2 = [[UIImageView alloc] initWithImage:image]; [self.imageView1 setFrame:CGRectMake(0.0f, 0.0f, 100.0f, 100.0f)]; [self.imageView2 setFrame:CGRectMake(220.0f, 350.0f, 100.0f, 100.0f)]; [self.view addSubview:self.imageView1]; [self.view addSubview:self.imageView2]; // [self startTopLeftImageViewAnimation]; // [self startBottomRightViewAnimationAfterDelay:2]; [self affineTransformScaleAnimation]; [self affineTransformRotateAnimation]; } //imageView2 animation -(void)startTopLeftImageViewAnimation{ [self.imageView1 setFrame:CGRectMake(0.0f, 0.0f, 100.0f, 100.0f)]; [self.imageView1 setAlpha:1.0f]; [UIView beginAnimations:@"imageView1Animation" context:(__bridge void*)self.imageView1]; [UIView setAnimationDuration:3.0f]; [UIView setAnimationDelegate:self]; [UIView setAnimationDidStopSelector:@selector(imageViewDidStop:finished:context:)]; [self.imageView1 setFrame:CGRectMake(220.0f, 350.0f, 100.0f, 100.0f)]; [self.imageView1 setAlpha:0.0f]; [UIView commitAnimations]; } -(void)imageViewDidStop:(NSString*)paramAnimationID finished:(NSNumber*)paramFinished context:(void*)paramContext{ NSLog(@"AnimationID = %@\n",paramAnimationID); UIImageView *contextImageView = (__bridge UIImageView *)(paramContext); NSLog(@"contextImageView = %@",contextImageView); [contextImageView removeFromSuperview]; } //imageView2 animation -(void)startBottomRightViewAnimationAfterDelay:(CGFloat)paramDelay{ [self.imageView2 setFrame:CGRectMake(220.0f, 350.0f, 100.0f, 100.0f)]; [self.imageView2 setAlpha:1.0f]; [UIView beginAnimations:@"imageView2Animation" context:(__bridge voidvoid *)(self.imageView2)]; [UIView setAnimationDuration:3.0f]; [UIView setAnimationDelay:paramDelay]; [UIView setAnimationDelegate:self]; [UIView setAnimationDidStopSelector:@selector(imageViewDidStop:finished:context:)]; [self.imageView2 setFrame:CGRectMake(0.0f, 0.0f, 100.0f, 100.0f)]; [self.imageView2 setAlpha:0.0f]; [UIView commitAnimations]; } //imageView1 AffineTransformScale animation -(void)affineTransformScaleAnimation{ self.imageView1.center = self.view.center; self.imageView1.transform = CGAffineTransformIdentity; [UIView beginAnimations:nil context:NULL]; [UIView setAnimationDuration:5.0f]; self.imageView1.transform = CGAffineTransformMakeScale(2.0f, 2.0f); [self.imageView1 setAlpha:0.0f]; [UIView commitAnimations]; } //imageView2 AffineTransformRotate animation -(void)affineTransformRotateAnimation{ self.imageView2.center = self.view.center; [UIView beginAnimations:@"clockwiseAnimation" context:NULL]; [UIView setAnimationDuration:5.0f]; [UIView setAnimationDelegate:self]; [UIView setAnimationDidStopSelector:@selector(clockwiseRotationStopped:finished:context:)]; self.imageView2.transform = CGAffineTransformMakeRotation(90.0f*M_PI/180.f); [UIView commitAnimations]; } -(void)clockwiseRotationStopped:(NSString*)paramAnimationID finished:(NSNumber*)paramFinished context:(void*)paramContext{ [UIView beginAnimations:@"counterclockwiseAnimation" context:NULL]; [UIView setAnimationDuration:5.0f]; self.imageView2.transform = CGAffineTransformIdentity; [UIView commitAnimations]; } @end
关于“IOS开发之UIView动画的示例分析”这篇文章就分享到这里了,希望以上内容可以对大家有一定的帮助,使各位可以学到更多知识,如果觉得文章不错,请把它分享出去让更多的人看到。
另外有需要云服务器可以了解下创新互联建站www.cdcxhl.com,海内外云服务器15元起步,三天无理由+7*72小时售后在线,公司持有idc许可证,提供“云服务器、裸金属服务器、高防服务器、香港服务器、美国服务器、虚拟主机、免备案服务器”等云主机租用服务以及企业上云的综合解决方案,具有“安全稳定、简单易用、服务可用性高、性价比高”等特点与优势,专为企业上云打造定制,能够满足用户丰富、多元化的应用场景需求。