jrturton

let renderer = UIGraphicsImageRenderer(size: CGSize(width: 400, height: 400))
let image = renderer.image {
    context in
    UIColor.lightGray.setFill()
    UIRectFill(context.format.bounds)
    UIColor.black.set()
    UIRectFrame(context.format.bounds)
    let text = "TEST IMAGE \n\(Date())" as NSString
    let paragraph = NSMutableParagraphStyle()
    paragraph.alignment = .center

jrturton

import UIKit

// Snapshot utilities
extension UIView {
  
  func snapshotView(view: UIView, afterUpdates: Bool) -> UIView {
    let snapshot = view.snapshotViewAfterScreenUpdates(afterUpdates)
    self.addSubview(snapshot)
    snapshot.frame = convertRect(view.bounds, fromView: view)
    return snapshot

jrturton

import Foundation

func coalesce<T>(args: T?...) -> T? {
  for possible in args {
    if let actual = possible {
      return actual
    }
  }
  return nil
}

jrturton

-(void)removeDataStoreAtURL:(NSURL*)url
{
    // Need to remove anything matching the first part - there are also logging files alongside the SQLite file itself.
    // Typical directory contents are:
    // Name.sqlite, Name.sqlite-shm, Name.sqlite-wal
    
    NSURL *folderURL = [url URLByDeletingLastPathComponent];

    NSArray *contents = [[NSFileManager defaultManager] contentsOfDirectoryAtURL:folderURL includingPropertiesForKeys:nil options:0 error:nil];

jrturton

switch (originalOrientation)
{
    case UIImageOrientationUp:
        orientationValue = @1;
        break;
    case UIImageOrientationDown:
        orientationValue = @3;
        break;
    case UIImageOrientationLeft:
        orientationValue = @8;

jrturton

if [ $CONFIGURATION = "Release" ] || [ $CONFIGURATION = "Dev" ]; then
buildNumber=$(/usr/libexec/PlistBuddy -c "Print CFBundleVersion" "$INFOPLIST_FILE")
buildNumber=$(($buildNumber + 1))
/usr/libexec/PlistBuddy -c "Set :CFBundleVersion $buildNumber" "$INFOPLIST_FILE"
fi

jrturton

-(void)themeBackButtons
{
  // Appearance proxy methods
  [[UIBarButtonItem appearance] setBackButtonBackgroundImage:[UIImage backButtonImage] forState:UIControlStateNormal barMetrics:UIBarMetricsDefault];
  [[UIBarButtonItem appearance] setBackButtonTitlePositionAdjustment:UIOffsetMake(7.0, 0.0) forBarMetrics:UIBarMetricsDefault];
}

// The image above is generated by this method
+(UIImage *)backButtonImage
{

jrturton

-(UIImage*)tintedMonoImageWithColor:(UIColor*)color
{
    UIGraphicsBeginImageContextWithOptions(self.size, NO, 0.0f);
    [color setFill];
    CGRect bounds = CGRectMake(0, 0, self.size.width, self.size.height);
    UIRectFill(bounds);
    [self drawInRect:bounds blendMode:kCGBlendModeDestinationIn alpha:1.0];
    
    UIImage *tintedImage = UIGraphicsGetImageFromCurrentImageContext();
    UIGraphicsEndImageContext();

jrturton

-(NSString*)stringByPercentEscapingReservedURLCharacters
{
    NSString *cleanedString = (NSString*)CFBridgingRelease(CFURLCreateStringByAddingPercentEscapes(NULL, (__bridge CFStringRef)self, NULL, (CFStringRef)@"!#$&'()*+,/:;=?@[]", kCFStringEncodingUTF8));
    return cleanedString;
}

jrturton

#import "UIResponder+FirstResponder.h"

static __weak id currentFirstResponder;

@implementation UIResponder (FirstResponder)

+(id)currentFirstResponder {
    currentFirstResponder = nil;
    [[UIApplication sharedApplication] sendAction:@selector(findFirstResponder:) to:nil from:nil forEvent:nil];
    return currentFirstResponder;