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Levi McCallum
committed
Implement simple horizontal paging node
1 parent 8349be2 commit aea5a33

19 files changed

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‎AsyncDisplayKit.xcodeproj/project.pbxproj‎

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258FF4281C0D152600A83844 /* ASRangeHandlerVisible.mm in Sources */ = {isa = PBXBuildFile; fileRef = 258FF4261C0D152600A83844 /* ASRangeHandlerVisible.mm */; };
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25A977EF1C0D2A5500406B62 /* ASRangeHandlerVisible.mm in Sources */ = {isa = PBXBuildFile; fileRef = 258FF4261C0D152600A83844 /* ASRangeHandlerVisible.mm */; };
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25BAA16F1C0D18D2002747C7 /* ASRangeHandlerVisible.h in Headers */ = {isa = PBXBuildFile; fileRef = 258FF4251C0D152600A83844 /* ASRangeHandlerVisible.h */; };
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25E327561C16819500A2170C /* ASPagerNode.h in Headers */ = {isa = PBXBuildFile; fileRef = 25E327541C16819500A2170C /* ASPagerNode.h */; };
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25E327571C16819500A2170C /* ASPagerNode.h in Headers */ = {isa = PBXBuildFile; fileRef = 25E327541C16819500A2170C /* ASPagerNode.h */; };
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25E327581C16819500A2170C /* ASPagerNode.m in Sources */ = {isa = PBXBuildFile; fileRef = 25E327551C16819500A2170C /* ASPagerNode.m */; };
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25E327591C16819500A2170C /* ASPagerNode.m in Sources */ = {isa = PBXBuildFile; fileRef = 25E327551C16819500A2170C /* ASPagerNode.m */; };
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2767E9411BB19BD600EA9B77 /* ASViewController.h in Headers */ = {isa = PBXBuildFile; fileRef = ACC945A81BA9E7A0005E1FB8 /* ASViewController.h */; settings = {ATTRIBUTES = (Public, ); }; };
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2767E9421BB19BD600EA9B77 /* ASViewController.m in Sources */ = {isa = PBXBuildFile; fileRef = ACC945AA1BA9E7C1005E1FB8 /* ASViewController.m */; };
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2911485C1A77147A005D0878 /* ASControlNodeTests.m in Sources */ = {isa = PBXBuildFile; fileRef = 2911485B1A77147A005D0878 /* ASControlNodeTests.m */; };
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257754BD1BEE458E00737CA5 /* ASTextNodeWordKerner.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; name = ASTextNodeWordKerner.m; path = TextKit/ASTextNodeWordKerner.m; sourceTree = "<group>"; };
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258FF4251C0D152600A83844 /* ASRangeHandlerVisible.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = ASRangeHandlerVisible.h; sourceTree = "<group>"; };
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258FF4261C0D152600A83844 /* ASRangeHandlerVisible.mm */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.objcpp; path = ASRangeHandlerVisible.mm; sourceTree = "<group>"; };
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25E327541C16819500A2170C /* ASPagerNode.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = ASPagerNode.h; sourceTree = "<group>"; };
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25E327551C16819500A2170C /* ASPagerNode.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = ASPagerNode.m; sourceTree = "<group>"; };
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2911485B1A77147A005D0878 /* ASControlNodeTests.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = ASControlNodeTests.m; sourceTree = "<group>"; };
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292C59991A956527007E5DD6 /* ASLayoutRangeType.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = ASLayoutRangeType.h; sourceTree = "<group>"; };
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292C599A1A956527007E5DD6 /* ASRangeHandlerPreload.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = ASRangeHandlerPreload.h; sourceTree = "<group>"; };
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AC6456051B0A333200CF11B8 /* Layout */,
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257754661BED245B00737CA5 /* TextKit */,
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058D09B2195D04C000B7D73C /* Supporting Files */,
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25E327541C16819500A2170C /* ASPagerNode.h */,
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25E327551C16819500A2170C /* ASPagerNode.m */,
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);
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path = AsyncDisplayKit;
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sourceTree = "<group>";
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058D0A83195D060300B7D73C /* ASBaseDefines.h in Headers */,
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054963491A1EA066000F8E56 /* ASBasicImageDownloader.h in Headers */,
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2967F9E21AB0A5190072E4AB /* ASBasicImageDownloaderInternal.h in Headers */,
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25E327561C16819500A2170C /* ASPagerNode.h in Headers */,
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299DA1A91A828D2900162D41 /* ASBatchContext.h in Headers */,
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251B8EF91BBB3D690087C538 /* ASCollectionViewFlowLayoutInspector.h in Headers */,
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044285071BAA63FE00D16268 /* ASBatchFetching.h in Headers */,
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B350622D1B010EFD0018CF92 /* ASScrollDirection.h in Headers */,
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254C6B751BF94DF4003EC431 /* ASTextKitHelpers.h in Headers */,
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B35062081B010EFD0018CF92 /* ASScrollNode.h in Headers */,
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25E327571C16819500A2170C /* ASPagerNode.h in Headers */,
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B35062551B010EFD0018CF92 /* ASSentinel.h in Headers */,
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9C8221961BA237B80037F19A /* ASStackBaselinePositionedLayout.h in Headers */,
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9C49C3701B853961000B0DD5 /* ASStackLayoutable.h in Headers */,
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058D0A28195D050800B7D73C /* ASDisplayNode+AsyncDisplay.mm in Sources */,
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058D0A29195D050800B7D73C /* ASDisplayNode+DebugTiming.mm in Sources */,
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058D0A2A195D050800B7D73C /* ASDisplayNode+UIViewBridge.mm in Sources */,
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25E327581C16819500A2170C /* ASPagerNode.m in Sources */,
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058D0A14195D050800B7D73C /* ASDisplayNode.mm in Sources */,
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058D0A15195D050800B7D73C /* ASDisplayNodeExtras.mm in Sources */,
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0587F9BE1A7309ED00AFF0BA /* ASEditableTextNode.mm in Sources */,
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B350621A1B010EFD0018CF92 /* ASDealloc2MainObject.m in Sources */,
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34EFC75C1B701BD200AD841F /* ASDimension.mm in Sources */,
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B350624E1B010EFD0018CF92 /* ASDisplayNode+AsyncDisplay.mm in Sources */,
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25E327591C16819500A2170C /* ASPagerNode.m in Sources */,
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B35062501B010EFD0018CF92 /* ASDisplayNode+DebugTiming.mm in Sources */,
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254C6B891BF94F8A003EC431 /* ASTextKitRenderer+Positioning.mm in Sources */,
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B35062511B010EFD0018CF92 /* ASDisplayNode+UIViewBridge.mm in Sources */,

‎AsyncDisplayKit/ASPagerNode.h‎

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//
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// ASPagerNode.h
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// AsyncDisplayKit
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//
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// Created by Levi McCallum on 12/7/15.
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// Copyright © 2015 Facebook. All rights reserved.
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//
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#import <AsyncDisplayKit/AsyncDisplayKit.h>
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@protocol ASPagerNodeDataSource;
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@interface ASPagerNode : ASCollectionNode
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@property (weak, nonatomic) id<ASPagerNodeDataSource> dataSource;
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- (void)reloadData;
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- (void)setTuningParameters:(ASRangeTuningParameters)tuningParameters forRangeType:(ASLayoutRangeType)rangeType;
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@end
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@protocol ASPagerNodeDataSource <NSObject>
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- (NSInteger)numberOfPagesInPagerNode:(ASPagerNode *)pagerNode;
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- (ASCellNode *)pagerNode:(ASPagerNode *)pagerNode nodeAtIndex:(NSInteger)index;
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@end

‎AsyncDisplayKit/ASPagerNode.m‎

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//
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// ASPagerNode.m
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// AsyncDisplayKit
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//
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// Created by Levi McCallum on 12/7/15.
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// Copyright © 2015 Facebook. All rights reserved.
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//
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#import "ASPagerNode.h"
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@interface ASPagerNode () <ASCollectionViewDataSource, ASCollectionViewDelegateFlowLayout> {
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UICollectionViewFlowLayout *_flowLayout;
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}
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@end
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@implementation ASPagerNode
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- (instancetype)init
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{
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_flowLayout = [[UICollectionViewFlowLayout alloc] init];
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_flowLayout.scrollDirection = UICollectionViewScrollDirectionHorizontal;
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_flowLayout.minimumInteritemSpacing = 0;
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_flowLayout.minimumLineSpacing = 0;
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self = [super initWithCollectionViewLayout:_flowLayout];
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if (self != nil) {
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self.view.asyncDataSource = self;
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self.view.asyncDelegate = self;
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self.view.pagingEnabled = YES;
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self.view.allowsSelection = NO;
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self.view.showsVerticalScrollIndicator = NO;
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self.view.showsHorizontalScrollIndicator = NO;
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ASRangeTuningParameters tuningParams = { .leadingBufferScreenfuls = 1.0, .trailingBufferScreenfuls = 1.0 };
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[self setTuningParameters:tuningParams forRangeType:ASLayoutRangeTypePreload];
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[self setTuningParameters:tuningParams forRangeType:ASLayoutRangeTypeRender];
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}
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return self;
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}
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- (void)reloadData
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{
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[self.view reloadData];
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}
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- (void)setTuningParameters:(ASRangeTuningParameters)tuningParameters forRangeType:(ASLayoutRangeType)rangeType
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{
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[self.view setTuningParameters:tuningParameters forRangeType:rangeType];
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}
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#pragma mark - ASCollectionViewDataSource
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- (ASCellNode *)collectionView:(ASCollectionView *)collectionView nodeForItemAtIndexPath:(NSIndexPath *)indexPath
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{
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ASDisplayNodeAssert(self.dataSource != nil, @"ASPagerNode must have a data source to load paging nodes");
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return [self.dataSource pagerNode:self nodeAtIndex:indexPath.item];
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}
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- (NSInteger)collectionView:(UICollectionView *)collectionView numberOfItemsInSection:(NSInteger)section
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{
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ASDisplayNodeAssert(self.dataSource != nil, @"ASPagerNode must have a data source to load paging nodes");
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return [self.dataSource numberOfPagesInPagerNode:self];
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}
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- (ASSizeRange)collectionView:(ASCollectionView *)collectionView constrainedSizeForNodeAtIndexPath:(NSIndexPath *)indexPath
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{
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return ASSizeRangeMake(CGSizeZero, self.view.bounds.size);
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}
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@end

‎examples/PagerNode/[email protected]‎

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‎examples/PagerNode/[email protected]‎

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‎examples/PagerNode/[email protected]‎

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‎examples/PagerNode/Podfile‎

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source 'https://github.com/CocoaPods/Specs.git'
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platform :ios, '8.0'
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pod 'AsyncDisplayKit', :path => '../..'

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