一,效果图。
二,工程图。
三,代码。
RootViewController.h
#import <UIKit/UIKit.h> @interface RootViewController : UIViewController @end
RootViewController.m
#import "RootViewController.h" //加入头文件 #import "BGMovingComponent.h" @interface RootViewController () @end @implementation RootViewController - (id)initWithNibName:(NSString *)nibNameOrNil bundle:(NSBundle *)nibBundleOrNil { self = [super initWithNibName:nibNameOrNil bundle:nibBundleOrNil]; if (self) { // Custom initialization } return self; } - (void)viewDidLoad { [super viewDidLoad]; // Do any additional setup after loading the view. //初始化背景图 [self addView]; //初始化云 [self addCloudView]; } #pragma -mark -functions //初始化背景图 -(void)addView { self.title=@"浮动的云"; } //初始化云 -(void)addCloudView { BGMovingComponent *cloud = [[BGMovingComponent alloc] initWithFrame:CGRectMake(0, 0, 320, 60)]; [self.view addSubview:cloud]; } - (void)didReceiveMemoryWarning { [super didReceiveMemoryWarning]; // Dispose of any resources that can be recreated. }