iphone - How would you achieve a LED Scrolling effect? -
how achieve led scrolling effect example below?
led sign - led ticker emulator iphone , ipad http://img.skitch.com/20101201-rsfh4p1bajb1wp94k466pdpiuj.preview.jpg
sometimes remunerates comment in other posts :)
have put code you, should implement font '8pin matrix'
realistic feeling.
uilabel *label; - (void)viewdidload { [super viewdidload]; label = [[uilabel alloc]initwithframe:cgrectmake(10, 50, 300, 20)]; label.font = [uifont fontwithname:@"courier-bold" size:16.0]; label.backgroundcolor = [uicolor blackcolor]; label.textcolor = [uicolor greencolor]; label.linebreakmode = uilinebreakmodecharacterwrap; // otherwise "…" label.text = @"this led text scrolled "; // blanks space between [self.view addsubview:label]; [nstimer scheduledtimerwithtimeinterval:0.12f target:self selector:@selector(scrolllabel) userinfo:nil repeats:yes]; } - (void)scrolllabel { label.text = [nsstring stringwithformat:@"%@%@", [label.text substringfromindex:1], [label.text substringtoindex:1]]; }
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