#import <UIKit/UIKit.h>

typedef NS_ENUM(NSUInteger, SMPageControlAlignment) {

SMPageControlAlignmentLeft = 1,

SMPageControlAlignmentCenter,

SMPageControlAlignmentRight

};

typedef NS_ENUM(NSUInteger, SMPageControlVerticalAlignment) {

SMPageControlVerticalAlignmentTop = 1,

SMPageControlVerticalAlignmentMiddle,

SMPageControlVerticalAlignmentBottom

};

typedef NS_ENUM(NSUInteger, SMPageControlTapBehavior) {

SMPageControlTapBehaviorStep = 1,

SMPageControlTapBehaviorJump

};

@interface SMPageControl : UIControl

@property (nonatomic) NSInteger numberOfPages;

@property (nonatomic) NSInteger currentPage;

@property (nonatomic) CGFloat indicatorMargin UI_APPEARANCE_SELECTOR; // deafult is 10

@property (nonatomic) CGFloat indicatorDiameter UI_APPEARANCE_SELECTOR; // deafult is 6

@property (nonatomic) CGFloat minHeight UI_APPEARANCE_SELECTOR; // default is 36, cannot be less than indicatorDiameter

@property (nonatomic) SMPageControlAlignment alignment UI_APPEARANCE_SELECTOR; // deafult is Center

@property (nonatomic) SMPageControlVerticalAlignment verticalAlignment UI_APPEARANCE_SELECTOR; // deafult is Middle

@property (nonatomic, strong) UIImage *pageIndicatorImage UI_APPEARANCE_SELECTOR;

@property (nonatomic, strong) UIImage *pageIndicatorMaskImage UI_APPEARANCE_SELECTOR; // ignored if pageIndicatorImage is set

@property (nonatomic, strong) UIColor *pageIndicatorTintColor UI_APPEARANCE_SELECTOR; // ignored if pageIndicatorImage is set

@property (nonatomic, strong) UIImage *currentPageIndicatorImage UI_APPEARANCE_SELECTOR;

@property (nonatomic, strong) UIColor *currentPageIndicatorTintColor UI_APPEARANCE_SELECTOR; // ignored if currentPageIndicatorImage is set

@property (nonatomic) BOOL hidesForSinglePage; // hide the the indicator if there is only one page. default is NO

@property (nonatomic) BOOL defersCurrentPageDisplay; // if set, clicking to a new page won't update the currently displayed page until -updateCurrentPageDisplay is called. default is NO

@property (nonatomic) SMPageControlTapBehavior tapBehavior; // SMPageControlTapBehaviorStep provides an increment/decrement behavior exactly like UIPageControl. SMPageControlTapBehaviorJump allows specific pages to be selected by tapping their respective indicator. Default is SMPageControlTapBehaviorStep

- (void)updateCurrentPageDisplay; // update page display to match the currentPage. ignored if defersCurrentPageDisplay is NO. setting the page value directly will update immediately

- (CGRect)rectForPageIndicator:(NSInteger)pageIndex;

- (CGSize)sizeForNumberOfPages:(NSInteger)pageCount;

- (void)setImage:(UIImage *)image forPage:(NSInteger)pageIndex;

- (void)setCurrentImage:(UIImage *)image forPage:(NSInteger)pageIndex;

- (void)setImageMask:(UIImage *)image forPage:(NSInteger)pageIndex;

- (UIImage *)imageForPage:(NSInteger)pageIndex;

- (UIImage *)currentImageForPage:(NSInteger)pageIndex;

- (UIImage *)imageMaskForPage:(NSInteger)pageIndex;

- (void)updatePageNumberForScrollView:(UIScrollView *)scrollView;

- (void)setScrollViewContentOffsetForCurrentPage:(UIScrollView *)scrollView animated:(BOOL)animated;

#pragma mark - UIAccessibility

- (void)setName:(NSString *)name forPage:(NSInteger)pageIndex;

- (NSString *)nameForPage:(NSInteger)pageIndex;

@end