Allow use to customize font of Title UILabel and font/color of Bottom UIButton

THPinViewController/THPinView.h

@@ -27,9 +27,14 @@
 @property (nonatomic, weak) id<THPinViewDelegate> delegate;
 @property (nonatomic, copy) NSString *promptTitle;
 @property (nonatomic, strong) UIColor *promptColor;
+@property (nonatomic, strong) UIFont *promptFont;
+@property (nonatomic, strong) UIFont *bottomButtonFont;
+@property (nonatomic, strong) UIColor *bottomButtonColor;
 @property (nonatomic, assign) BOOL hideLetters;
 @property (nonatomic, assign) BOOL disableCancel;
 
 - (instancetype)initWithDelegate:(id<THPinViewDelegate>)delegate NS_DESIGNATED_INITIALIZER;
 
+- (void)resetInput;
+
 @end

THPinViewController/THPinView.m

@@ -166,6 +166,35 @@ - (void)setPromptColor:(UIColor *)promptColor
     self.promptLabel.textColor = promptColor;
 }
 
+- (UIFont *)promptFont
+{
+    return self.promptLabel.font;
+}
+
+- (void)setPromptFont:(UIFont *)promptFont
+{
+    self.promptLabel.font = promptFont;
+}
+
+- (UIFont *)bottomButtonFont
+{
+    return [[self.bottomButton titleLabel] font];
+}
+
+- (void)setBottomButtonFont:(UIFont *)bottomButtonFont {
+    [[self.bottomButton titleLabel] setFont:bottomButtonFont];
+}
+
+- (UIColor *)bottomButtonColor
+{
+    return [self.bottomButton tintColor];
+}
+
+- (void)setBottomButtonColor:(UIColor *)bottomButtonColor
+{
+    [self.bottomButton setTitleColor:bottomButtonColor forState:UIControlStateNormal];
+}
+
 - (BOOL)hideLetters
 {
     return self.numPadView.hideLetters;

THPinViewController/THPinViewController.h

@@ -39,9 +39,14 @@ static const NSInteger THPinViewControllerContentViewTag = 14742;
 @property (nonatomic, assign) BOOL translucentBackground;
 @property (nonatomic, copy) NSString *promptTitle;
 @property (nonatomic, strong) UIColor *promptColor;
+@property (nonatomic, strong) UIFont *promptFont;
+@property (nonatomic, strong) UIFont *bottomButtonFont;
+@property (nonatomic, strong) UIColor *bottomButtonColor;
 @property (nonatomic, assign) BOOL hideLetters; // hides the letters on the number buttons
 @property (nonatomic, assign) BOOL disableCancel; // hides the cancel button
 
 - (instancetype)initWithDelegate:(id<THPinViewControllerDelegate>)delegate NS_DESIGNATED_INITIALIZER;
 
+- (void)resetPinView;
+
 @end

THPinViewController/THPinViewController.m

@@ -49,6 +49,9 @@ - (void)viewDidLoad
     self.pinView.backgroundColor = self.view.backgroundColor;
     self.pinView.promptTitle = self.promptTitle;
     self.pinView.promptColor = self.promptColor;
+    self.pinView.promptFont = self.promptFont;
+    self.pinView.bottomButtonFont = self.bottomButtonFont;
+    self.pinView.bottomButtonColor = self.bottomButtonColor;
     self.pinView.hideLetters = self.hideLetters;
     self.pinView.disableCancel = self.disableCancel;
     self.pinView.translatesAutoresizingMaskIntoConstraints = NO;
@@ -75,6 +78,13 @@ - (void)viewDidLoad
                                                          multiplier:1.0f constant:pinViewYOffset]];
 }
 
+#pragma mark - Public methods
+
+- (void)resetPinView
+{
+    [self.pinView resetInput];
+}
+
 #pragma mark - Properties
 
 - (void)setBackgroundColor:(UIColor *)backgroundColor
@@ -124,6 +134,33 @@ - (void)setPromptColor:(UIColor *)promptColor
     self.pinView.promptColor = self.promptColor;
 }
 
+- (void)setPromptFont:(UIFont *)promptFont
+{
+    if ([self.promptFont isEqual:promptFont]) {
+        return;
+    }
+    _promptFont = promptFont;
+    self.pinView.promptFont = self.promptFont;
+}
+
+- (void)setBottomButtonFont:(UIFont *)bottomButtonFont
+{
+    if ([self.bottomButtonFont isEqual:bottomButtonFont]) {
+        return;
+    }
+    _bottomButtonFont = bottomButtonFont;
+    self.pinView.bottomButtonFont = self.bottomButtonFont;
+}
+
+- (void)setBottomButtonColor:(UIColor *)bottomButtonColor
+{
+    if ([self.bottomButtonColor isEqual:bottomButtonColor]) {
+        return;
+    }
+    _bottomButtonColor = bottomButtonColor;
+    self.pinView.bottomButtonColor = self.bottomButtonColor;
+}
+
 - (void)setHideLetters:(BOOL)hideLetters
 {
     if (self.hideLetters == hideLetters) {

THPinViewControllerExample/THViewController.m

@@ -96,11 +96,15 @@ - (void)setLocked:(BOOL)locked
 
 - (void)showPinViewAnimated:(BOOL)animated
 {
+    UIColor *darkBlueColor = [UIColor colorWithRed:0.012f green:0.071f blue:0.365f alpha:1.0f];
     THPinViewController *pinViewController = [[THPinViewController alloc] initWithDelegate:self];
+    pinViewController.view.tintColor = darkBlueColor;
     pinViewController.promptTitle = @"Enter PIN";
-    UIColor *darkBlueColor = [UIColor colorWithRed:0.012f green:0.071f blue:0.365f alpha:1.0f];
     pinViewController.promptColor = darkBlueColor;
+    pinViewController.promptFont = [UIFont fontWithName:@"HelveticaNeue-Bold" size:35.0];
+    pinViewController.bottomButtonFont = [UIFont fontWithName:@"HelveticaNeue-Bold" size:14.0];
     pinViewController.view.tintColor = darkBlueColor;
+    pinViewController.bottomButtonColor = darkBlueColor;
 
     // for a solid background color, use this:
     pinViewController.backgroundColor = [UIColor whiteColor];