feature:

1.添加pageWillShow回调
2.添加pageShow回调
3.支持外部修改frame，同时调整子view frame
3.优化代码逻辑

DZXCarouselView.podspec

@@ -8,7 +8,7 @@
 
 Pod::Spec.new do |s|
   s.name             = 'DZXCarouselView'
-  s.version          = '0.0.1'
+  s.version          = '0.0.2'
   s.summary          = '轮播组件'
 
 # This description is used to generate tags and improve search results.

DZXCarouselView/Classes/DZXCarouselView.h

@@ -55,6 +55,8 @@ typedef NS_ENUM(NSUInteger, DZXCarouselPageControlTheme) {
 @class DZXCarouselConfig;
 typedef void(^DZXCarouselConfigBlock)(DZXCarouselConfig *carouselConfig);
 typedef void(^DZXCarouselTapBlock)(NSInteger index, id data);
+typedef void(^DZXCarouselPageShowBlock)(NSInteger index, id data);
+typedef void(^DZXCarouselPageWillShowBlock)(NSInteger index, id data);
 
 @interface DZXCarouselConfig : NSObject
 
@@ -101,7 +103,13 @@ typedef void(^DZXCarouselTapBlock)(NSInteger index, id data);
 /// @param frame frame
 /// @param configBlock 配置回调
 /// @param tapBlock 点击回调
-- (instancetype)initWithFrame:(CGRect)frame configBlock:(DZXCarouselConfigBlock)configBlock tapBlock:(DZXCarouselTapBlock)tapBlock;
+/// @param pageShowBlock 页面将展示回调
+/// @param pageShowBlock 页面展示回调
+- (instancetype)initWithFrame:(CGRect)frame
+                  configBlock:(DZXCarouselConfigBlock)configBlock
+                     tapBlock:(DZXCarouselTapBlock)tapBlock
+            pageWillShowBlock:(DZXCarouselPageWillShowBlock)pageWillShowBlock
+                pageShowBlock:(DZXCarouselPageShowBlock)pageShowBlock;
 
 /// 开始定时器
 - (void)timerStart;
@@ -109,5 +117,8 @@ typedef void(^DZXCarouselTapBlock)(NSInteger index, id data);
 /// 结束定时器
 - (void)timerStop;
 
+/// 更新当前索引
+- (void)updateCurrentIndex:(NSInteger)currentIndex;
+
 @end