[iOS] Add title customization to scroll edge appearance

ios/RNNScrollEdgeAppearanceOptions.h

@@ -1,9 +1,11 @@
 #import "RNNComponentOptions.h"
 #import "RNNOptions.h"
 #import "RNNScrollEdgeAppearanceBackgroundOptions.h"
+#import "RNNTitleOptions.h"
 
 @interface RNNScrollEdgeAppearanceOptions : RNNOptions
 
+@property(nonatomic, strong) RNNTitleOptions *title;
 @property(nonatomic, strong) RNNScrollEdgeAppearanceBackgroundOptions *background;
 @property(nonatomic, strong) Bool *active;
 @property(nonatomic, strong) Bool *noBorder;

ios/RNNScrollEdgeAppearanceOptions.mm

@@ -9,12 +9,14 @@ - (instancetype)initWithDict:(NSDictionary *)dict {
     self.active = [BoolParser parse:dict key:@"active"];
     self.noBorder = [BoolParser parse:dict key:@"noBorder"];
     self.borderColor = [ColorParser parse:dict key:@"borderColor"];
+    self.title = [[RNNTitleOptions alloc] initWithDict:dict[@"title"]];
 
     return self;
 }
 
 - (void)mergeOptions:(RNNScrollEdgeAppearanceOptions *)options {
     [self.background mergeOptions:options.background];
+    [self.title mergeOptions:options.title];
 
     if (options.active.hasValue)
         self.active = options.active;

ios/TopBarAppearancePresenter.mm

@@ -19,8 +19,13 @@ - (void)applyOptions:(RNNTopBarOptions *)options {
     [self setBackgroundColor:[options.background.color withDefault:nil]];
     [self setScrollEdgeAppearanceColor:[options.scrollEdgeAppearance.background.color
                                            withDefault:nil]];
+
     [self setTitleAttributes:options.title];
     [self setLargeTitleAttributes:options.largeTitle];
+    if (options.scrollEdgeAppearance.title && [options.scrollEdgeAppearance.title hasValue]) {
+        [self setScrollEdgeTitleAttributes:options.scrollEdgeAppearance.title];
+    }
+
     [self setBorderColor:[options.borderColor withDefault:nil]];
     [self showBorder:![options.noBorder withDefault:NO]];
     [self setBackButtonOptions:options.backButton];
@@ -158,6 +163,29 @@ - (void)setTitleAttributes:(RNNTitleOptions *)titleOptions {
     self.getScrollEdgeAppearance.titleTextAttributes = titleTextAttributes;
 }
 
+- (void)setScrollEdgeTitleAttributes:(RNNTitleOptions *)titleOptions {
+    NSString *fontFamily = [titleOptions.fontFamily withDefault:nil];
+    NSString *fontWeight = [titleOptions.fontWeight withDefault:nil];
+    NSNumber *fontSize = [titleOptions.fontSize withDefault:nil];
+    UIColor *fontColor = [titleOptions.color withDefault:nil];
+
+    NSDictionary *titleTextAttributes =
+        [RNNFontAttributesCreator createFromDictionary:self.getScrollEdgeAppearance.titleTextAttributes
+                                            fontFamily:fontFamily
+                                              fontSize:fontSize
+                                            fontWeight:fontWeight
+                                                 color:fontColor
+                                              centered:YES];
+
+    id attrib = titleTextAttributes[NSParagraphStyleAttributeName];
+    if ([attrib isKindOfClass:[NSMutableParagraphStyle class]]) {
+        ((NSMutableParagraphStyle *)titleTextAttributes[NSParagraphStyleAttributeName]).lineBreakMode =
+            NSLineBreakByTruncatingTail;
+    }
+
+    self.getScrollEdgeAppearance.titleTextAttributes = titleTextAttributes;
+}
+
 - (void)setLargeTitleAttributes:(RNNLargeTitleOptions *)largeTitleOptions {
     NSString *fontFamily = [largeTitleOptions.fontFamily withDefault:nil];
     NSString *fontWeight = [largeTitleOptions.fontWeight withDefault:nil];

src/interfaces/Options.ts

@@ -453,7 +453,37 @@ export interface OptionsTopBarScrollEdgeAppearanceBackground {
   translucent?: boolean;
 }
 
+export interface OptionsTopBarScrollEdgeAppearanceTitle {
+  /**
+   * Font size
+   */
+  fontSize?: number;
+  /**
+   * Text color
+   */
+  color?: Color;
+  /**
+   * Set the font family for the title
+   */
+  fontFamily?: FontFamily;
+  /**
+   * Set the font style for the title
+   */
+  fontStyle?: FontStyle;
+  /**
+   * Specifies font weight. The values 'normal' and 'bold' are supported
+   * for most fonts. Not all fonts have a variant for each of the numeric
+   * values, in that case the closest one is chosen.
+   */
+  fontWeight?: FontWeight;
+}
+
 export interface OptionsTopBarScrollEdgeAppearance {
+  /**
+   * Title configuration applied when the scroll view reaches the edge
+   * ### (iOS specific)
+   */
+  title?: OptionsTopBarScrollEdgeAppearanceTitle;
   background?: OptionsTopBarScrollEdgeAppearanceBackground;
   active: boolean;
   /**