一,效果图。二,工程图。三,代码。RootViewController.h#import <UIKit/UIKit.h>@interface RootViewController : UIViewController{ NSTimer *timer; int i; ...
一,效果图。
二,工程图。
三,代码。
RootViewController.h
- (void)viewDidLoad{ [super viewDidLoad]; // Do any additional setup after loading the view. //初始化背景图 [self initBackGroundView]; }#pragma -mark -functions//背景图-(void)initBackGroundView{ //人 UIImageView *loadPeopleView = [[UIImageView alloc] initWithFrame:CGRectMake(130, 100, 156, 172)]; loadPeopleView.tag = 101; loadPeopleView.alpha = 1.0f; loadPeopleView.backgroundColor=[UIColor clearColor]; [loadPeopleView setImage:[UIImage imageNamed:@"problem_load.png"]]; //花 UIImageView *loadFlowerView = [[UIImageView alloc] initWithFrame:CGRectMake(70, 200, 62, 75)]; loadFlowerView.tag = 102; loadFlowerView.alpha = 1.0f; [loadFlowerView setImage:[UIImage imageNamed:@"problem_load1.png"]]; [self.view addSubview:loadPeopleView]; [self.view addSubview:loadFlowerView]; timer = [NSTimer scheduledTimerWithTimeInterval:0.5 target:self selector:@selector(animation:) userInfo:nil repeats:YES];}//动画- (void)animation:(NSTimer *)timer{ NSLog(@"-i-%i--",i); UIImageView *imageView = (UIImageView *)[self.view viewWithTag:102]; i++; if (i%3 == 0) { [imageView setImage:[UIImage imageNamed:@"problem_load1.png"]]; }else if (i%3 == 1){ [imageView setImage:[UIImage imageNamed:@"problem_load2.png"]]; }else{ [imageView setImage:[UIImage imageNamed:@"problem_load3.png"]]; }}
原标题:【代码笔记】浇花动画
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