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- (void)cutHole { | |
CAShapeLayer *maskLayer = [[CAShapeLayer alloc] init]; | |
CGMutablePathRef path = CGPathCreateMutable(); | |
CGFloat radius = self.holeView.frame.size.height / 2; | |
CGFloat x = self.holeView.frame.size.width / 2; | |
CGFloat y = self.holeView.frame.size.height / 2; | |
CGPathAddArc(path, nil, x, y, radius, 0.0, 2 * 3.14, false); | |
CGPathAddRect(path, nil, CGRectMake(0, 0, self.holeView.frame.size.width, self.holeView.frame.size.height)); |
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@interface NSObject (logProperties) | |
- (void) logProperties; | |
@end | |
#import <objc/runtime.h> | |
@implementation NSObject (logProperties) | |
- (void) logProperties { | |
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import UIKit | |
import PlaygroundSupport | |
class MyViewController : UIViewController { | |
override func loadView() { | |
let view = UIView() | |
view.backgroundColor = .white | |
self.view = view | |
setupStackView() | |
} |
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sips -s format png file.pdf --out file.png |