iOS使用的圆形滑块:MARKCircularSlider
                 jopen
                 11年前
            
                    MARKCircularSlider 是一个易于使用的圆形滑块。
Available control properties
- value- the current value of the slider
- minimumValue- the minimum value of the slider's range
- maximumValue- the maximum value of the slider's range
Available styling properties
Customizable colors:
- filledColor- color of the filled area
- unfilledColor- color of the unfilled area
Usage
In your View Controller
- (void)viewDidLoad  {      // ...      self.slider = [[MARKCircularSlider alloc] initWithFrame:CGRectZero];      self.slider.filledColor = [UIColor blueColor];      self.slider.unfilledColor = [UIColor lightGrayColor];      self.slider.minimumValue = 0;      self.slider.maximumValue = 72;      self.slider.value = 10;        [self.slider addTarget:self                           action:@selector(sliderValueDidChange:)                 forControlEvents:UIControlEventValueChanged];        [self.view addSubview:self.slider];      // ...  }    - (void)sliderValueDidChange:(MARKCircularSlider *)slider  {      NSLog(@"%0.2f", slider.value);  }