新增一些功能

Author: CoderFM

Example/FMLayoutKit/FMViewController.m

@@ -116,7 +116,7 @@ - (void)viewDidLoad {
 
     {
         FMLayoutFixedSection *section = [FMLayoutFixedSection sectionWithSectionInset:UIEdgeInsetsMake(0, 15, 15, 15) itemSpace:10 lineSpace:10 column:2];
-
+        section.hidden = YES;
         section.header = [FMLayoutHeader elementSize:100 viewClass:[FMCollectionCustomDecoration class]];
         section.header.lastMargin = 10;
 //        section.header.type = FMSupplementaryTypeSuspensionAlways;

FMLayoutKit.podspec

@@ -8,7 +8,7 @@
 
 Pod::Spec.new do |s|
   s.name             = 'FMLayoutKit'
-  s.version          = '1.1.9'
+  s.version          = '1.2.0'
   s.summary          = 'A short description of FMLayoutKit.'
 
 # This description is used to generate tags and improve search results.

FMLayoutKit/Classes/FMLayout.m

@@ -72,6 +72,10 @@ - (void)handleSections{
         FMLayoutBaseSection *section = self.sections[i];
         section.direction = self.direction;
 
+        if (section.isHidden) {
+            continue;
+        }
+        
         NSIndexPath *sectionIndexPath = [NSIndexPath indexPathForItem:0 inSection:i];
         section.indexPath = sectionIndexPath;
 

FMLayoutKit/Classes/Sections/FMLayoutBaseSection.h

@@ -90,6 +90,8 @@ NS_ASSUME_NONNULL_BEGIN
 @property(nonatomic, assign)FMLayoutLongMoveType moveType;
 ///某一个item是否可以移动替换
 @property(nonatomic, copy)BOOL(^canLongPressExchangeItem)(id section, NSInteger item);
+/// 显示隐藏
+@property(nonatomic, assign, getter=isHidden)BOOL hidden;
 ///第一个Item的Y值  横向纵向有区别
 @property(nonatomic, assign, readonly)CGFloat firstItemStartY;
 ///第一个Item的X值  横向纵向有区别

FMLayoutKit/Classes/Sections/FMLayoutBaseSection.m

@@ -275,6 +275,9 @@ - (void)prepareBackground{
 }
 
 - (NSArray *)showLayoutAttributesInRect:(CGRect)rect{
+    if (self.isHidden) {
+        return @[];
+    }
     NSMutableArray *attrs = [NSMutableArray array];
     if ([self intersectsRect:rect]) {
         if (self.headerAttribute) {

README.md

@@ -209,6 +209,10 @@ multi.dataSource = self;
 
 ```
 #### 版本更新
+2020-08-21(1.2.0)
+新增单分组隐藏显示
+新增动态计算高度计算之后再更改一次的方法
+
 2020-08-21(1.1.9)
 修复小bug,增加section刷新方法