文字走马灯效果

#import "RootViewController.h"
#import "UXLabel.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.
    
    UXLabel* label=[[UXLabel alloc] initWithFrame:CGRectMake(50, 100, 100, 30)];
    label.backgroundColor=[UIColor redColor];
    label.stringColor=CGRectMake(0, 0, 0, 1);
    label.string=@"亲爱的，你好吗？";
    label.stringFont=18.0;
    [self.view addSubview:label];
    [label updateLabel];
}