Below is a list of the common key codes for quick reference, taken from Events.h. If you need to use these keycodes in an application, you should include the Carbon framework: Objective-C: #include <Carbon/Carbon.h> Swift: import Carbon.HIToolbox You can then use the kVK_ANSI_A constants directly. WARNING The key constants reference physical keys on the keyboard. … Read more
You can use CGContextSetFillColorWithColor and CGContextFillRect for this: Swift extension UIImage { class func image(with color: UIColor) -> UIImage { let rect = CGRectMake(0.0, 0.0, 1.0, 1.0) UIGraphicsBeginImageContext(rect.size) let context = UIGraphicsGetCurrentContext() CGContextSetFillColorWithColor(context, color.CGColor) CGContextFillRect(context, rect) let image = UIGraphicsGetImageFromCurrentImageContext() UIGraphicsEndImageContext() return image } } Swift3 extension UIImage { class func image(with color: UIColor) -> … Read more