masuhara

【カウントダウンタイマー】
// ①Storyboardにタイマー用のLabelを置く
// ②変数宣言する
// タイマー用カウンター
var count: Double = 0.0
// タイマー用ラベル
@IBOutlet var timerLabel: UILabel!

// ②func showQuizの最後に以下のコードを追加する
Timer.scheduledTimer(timeInterval: 0.01, target: self, selector: #selector(countDownTimer(timer:)), userInfo: nil, repeats: true)

masuhara

extension UITextView {
    func setTextWithTypeAnimation(typedText: String, characterDelay: TimeInterval = 5.0) {
        text = ""
        var writingTask: DispatchWorkItem?
        writingTask = DispatchWorkItem { [weak weakSelf = self] in
            for character in typedText {
                DispatchQueue.main.async {
                    weakSelf?.text!.append(character)
                }
                Thread.sleep(forTimeInterval: characterDelay/100)

masuhara

func uploadProfileImage(imageData: Data, filename: String, result: @escaping (_ imageUrl: String?, _ error: Error?) -> Void) {
    // 例えばアップロード先への参照ができるstorage変数に画像をアップロードし、アップロードが完了されたらその画像のダウンロードURLを取得する場合
    storage.putData(imageData, completion: { (metadata, error) in
        // 追加
        print(metadata) // <- 呼ばれる
        if let error = error {
            // クロージャの呼び出し元に返す
            result(nil, error)
        } else {
            metadata?.storageReference?.downloadURL(completion: { (url, error) in

masuhara

func insertGradientLayer(view: UIView) {
    let color1 = UIColor.redColor()
    let color2 = UIColor(red: 255, green: 165, blue: 0, alpha: 1.0)
    let color3 = UIColor.yellowColor()
    let color4 = UIColor(red: 0, green: 128, blue: 0, alpha: 1.0)
    let color5 = UIColor.cyanColor()
    let color6 = UIColor.blueColor()
    let color7 = UIColor.purpleColor()
    let fromColors = [color1.CGColor, color2.CGColor, color3.CGColor, color4.CGColor, color5.CGColor, color6.CGColor, color7.CGColor]
    let toColors = fromColors.reverse()

masuhara

import UIKit

class ViewController: UIViewController {
    
    @IBOutlet var label: UILabel!
    
    override func viewDidLoad() {
        super.viewDidLoad()
    }
    

masuhara

// Button Animation
@IBAction func pushButton(button: UIButton) {
    // CABasicAnimation
    let animation = CABasicAnimation(keyPath: "transform")
    animation.timingFunction = CAMediaTimingFunction(name: kCAMediaTimingFunctionEaseInEaseOut)
    animation.duration = 0.05
    animation.repeatCount = 1
    animation.autoreverses = true
    animation.removedOnCompletion = true
    animation.toValue = NSValue(CATransform3D: CATransform3DMakeScale(1.1, 1.1, 1.0))

masuhara

#pragma mark - Button Animation
- (void)pushButton {
    
    // 1. Use Facebook POP
    POPSpringAnimation *scaleAnimation = [POPSpringAnimation animationWithPropertyNamed:kPOPLayerScaleXY];
    scaleAnimation.velocity = [NSValue valueWithCGSize:CGSizeMake(3.f, 3.f)];
    scaleAnimation.toValue = [NSValue valueWithCGSize:CGSizeMake(1.f, 1.f)];
    scaleAnimation.springBounciness = 18.0f;
    [button.layer pop_addAnimation:scaleAnimation forKey:@"layerScaleSpringAnimation"];

masuhara

- (void)saveHighScoreToNSUserDefaults:(float)currentScore
{
    // Load last HighScore
    NSUserDefaults *userDefaults = [NSUserDefaults standardUserDefaults];
    float lastScore = [userDefaults floatForKey:@"highScore"];
    
    if (lastScore < currentScore) {
        [userDefaults setFloat:currentScore forKey:@"highScore"];
        // Save now
        [userDefaults synchronize];

masuhara

#pragma mark - Check String (まっすーアルゴリズム)

- (NSString *)checkString:(NSString *)string
{
    NSRange searchResult = [string rangeOfString:@"="];
    NSString *numberString;
    
    NSLog(@"string is %@", string);
    
    if(searchResult.location == NSNotFound){