Fixed font won't update when scroll to item

AKPickerViewSample/AKPickerView/AKPickerView.h

@@ -48,5 +48,6 @@ typedef NS_ENUM(NSInteger, AKPickerViewStyle) {
 - (void)reloadData;
 - (void)scrollToItem:(NSUInteger)item animated:(BOOL)animated;
 - (void)selectItem:(NSUInteger)item animated:(BOOL)animated;
+- (void)deselectItem:(NSUInteger)item;
 
 @end

AKPickerViewSample/AKPickerView/AKPickerView.m

@@ -211,6 +211,19 @@ - (CGFloat)offsetForItem:(NSUInteger)item
 
 - (void)scrollToItem:(NSUInteger)item animated:(BOOL)animated
 {
+    /*
+     Fix when called in view did appear, font won't change if just
+     called `scrollToItemAtIndexPath:atScrollPosition:animated:` method,
+     this will force other cells on collection view reload their font.
+     */
+    NSArray<NSIndexPath *> *indexPaths = [self.collectionView indexPathsForVisibleItems];
+    for (NSIndexPath *indexPath in indexPaths) {
+        AKCollectionViewCell *cell = (AKCollectionViewCell *)[self.collectionView cellForItemAtIndexPath:indexPath];
+        if (indexPath.row != item) {
+            [cell setSelected:NO];
+        }
+    }
+
 	switch (self.pickerViewStyle) {
 		case AKPickerViewStyleFlat: {
 			[self.collectionView scrollToItemAtIndexPath:[NSIndexPath indexPathForItem:item inSection:0]
@@ -246,6 +259,11 @@ - (void)selectItem:(NSUInteger)item animated:(BOOL)animated notifySelection:(BOO
 		[self.delegate pickerView:self didSelectItem:item];
 }
 
+- (void)deselectItem:(NSUInteger)item {
+    AKCollectionViewCell *cell = (AKCollectionViewCell *)[self.collectionView cellForItemAtIndexPath:[NSIndexPath indexPathForItem:item inSection:0]];
+    [cell setSelected:NO];
+}
+
 - (void)didEndScrolling
 {
 	switch (self.pickerViewStyle) {