IOS scrolling label (LED, marquee, etc.) fast realization of source code

iOS scrolling label quickly implements the source code. Here the two labels used, move the frame implementation. Simple to use.

-(void) viewdidload {[Super viewdidload];    Additional setup after loading the view, typically from a nib.        NSString *str = @ "I Love you,ios-text scrolling label!";    Self.scrolllabel = [[UILabel alloc] Initwithframe:cgrectmake (0,100,self.view.frame.size.width, 44)];    Self.scrollLabel.text = str;        [Self.view AddSubview:self.scrollLabel]; Self.secondlabel = [[UILabel alloc] Initwithframe:cgrectmake (self.scrolllabel.frame.origin.x+ Self.scrollLabel.frame.size.width, SELF.SCROLLLABEL.FRAME.ORIGIN.Y, Self.scrollLabel.frame.size.width,    Self.scrollLabel.frame.size.height)];    Self.secondLabel.font = Self.scrollLabel.font;    Self.secondLabel.text = Self.scrollLabel.text;        [Self.view AddSubview:self.secondLabel]; [Self addanimation];//[[nstimer scheduledtimerwithtimeinterval:2 target:self selector: @selector (addanimation) Userinfo:nil Repeats:yes] fire];}    -(void) addanimation{cgrect scrollframe = self.scrollLabel.frame; CGRect Secondframe = Self.secondLabel.frame;  [UIView animatewithduration:4 delay:0 options:uiviewanimationoptioncurvelinear animations:^{self.scrollLabel.frame = CGRectMake (-self.scrolllabel.frame.size.width, SELF.SCROLLLABEL.FRAME.ORIGIN.Y,        Self.scrollLabel.frame.size.width, Self.scrollLabel.frame.size.height); Self.secondLabel.frame = CGRectMake (0, SELF.SECONDLABEL.FRAME.ORIGIN.Y, Self.secondLabel.frame.size.width,    Self.secondLabel.frame.size.height);        } completion:^ (BOOL finished) {self.scrollLabel.frame = Scrollframe;        Self.secondLabel.frame = Secondframe;    [Self addanimation]; }];}

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IOS scrolling label (LED, marquee, etc.) fast realization of source code