iOS port of Splitting triangle.
Add the SplittingTriangle.h and SplittingTriangle.m source files to your project.
SplittingTriangle *st = [[SplittingTriangle alloc] initWithFrame:CGRectMake(0, 0, 300, 300)];
[st setForeColor:[UIColor colorWithWhite:0.7 alpha:0.7] andBackColor:[UIColor clearColor]];
[st setClockwise:YES];
[st setDuration:2.4];
[st setRadius:22];
[st setPaused:NO];
[self.view addSubview:st];