Add Auto move to next item after time

iCarousel/iCarousel.h

@@ -142,6 +142,10 @@ NS_ASSUME_NONNULL_BEGIN
 @property (nonatomic, readonly, getter = isDecelerating) BOOL decelerating;
 @property (nonatomic, readonly, getter = isScrolling) BOOL scrolling;
 
+@property (nonatomic, assign) BOOL autoNextEnabled;
+@property (nonatomic, assign) BOOL autoNextAnimate;
+@property (nonatomic, assign) NSTimeInterval autoNextTimeInterval;
+
 - (void)scrollByOffset:(CGFloat)offset duration:(NSTimeInterval)duration;
 - (void)scrollToOffset:(CGFloat)offset duration:(NSTimeInterval)duration;
 - (void)scrollByNumberOfItems:(NSInteger)itemCount duration:(NSTimeInterval)duration;
@@ -160,6 +164,8 @@ NS_ASSUME_NONNULL_BEGIN
 
 - (void)reloadData;
 
+- (void)goToNextItemAnimated:(BOOL)animated;
+
 @end
 
 

iCarousel/iCarousel.m

@@ -121,6 +121,7 @@ @interface iCarousel ()
 @property (nonatomic, assign, getter = isDragging) BOOL dragging;
 @property (nonatomic, assign) BOOL didDrag;
 @property (nonatomic, assign) NSTimeInterval toggleTime;
+@property (nonatomic, assign) NSTimer *autoNextTimer;
 
 NSComparisonResult compareViewDepth(UIView *view1, UIView *view2, iCarousel *self);
 
@@ -147,6 +148,9 @@ - (void)setUp
     _scrollToItemBoundary = YES;
     _ignorePerpendicularSwipes = YES;
     _centerItemWhenSelected = YES;
+    _autoNextEnabled = NO;
+    _autoNextTimeInterval = 5;
+    _autoNextAnimate = YES;
 
     _contentView = [[UIView alloc] initWithFrame:self.bounds];
 
@@ -1648,6 +1652,8 @@ - (void)reloadItemAtIndex:(NSInteger)index animated:(BOOL)animated
 
 - (void)startAnimation
 {
+    [self resetAutoNextTimer];
+
     if (!_timer)
     {
         self.timer = [NSTimer timerWithTimeInterval:1.0/60.0
@@ -1917,7 +1923,42 @@ - (void)didScroll
     //update previous index
     _previousScrollOffset = _scrollOffset;
     _previousItemIndex = self.currentItemIndex;
-} 
+}
+
+
+#pragma mark -
+#pragma mark Auto Next
+
+- (void) resetAutoNextTimer{
+    if (_autoNextTimer != nil) {
+        [_autoNextTimer invalidate];
+        _autoNextTimer = nil;
+    }
+
+    if (_autoNextTimeInterval <= 0) {
+        _autoNextTimeInterval = 5;
+    }
+
+    if (_autoNextEnabled && !_autoscroll) {
+        _autoNextTimer = [NSTimer scheduledTimerWithTimeInterval: _autoNextTimeInterval target: self
+                                                        selector: @selector(controlAutoNext) userInfo: nil repeats: YES];
+    }
+}
+
+- (void)controlAutoNext{
+    [self goToNextItemAnimated:_autoNextAnimate];
+}
+
+- (void)goToNextItemAnimated:(BOOL)animated{
+    NSInteger currentPage = self.currentItemIndex;
+    NSInteger nextPage = self.currentItemIndex + 1;
+
+    if (nextPage > _numberOfItems - 1) {
+        nextPage = 0;
+    }
+
+    [self scrollToItemAtIndex:nextPage animated:animated];
+}
 
 
 #ifdef ICAROUSEL_IOS