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1053 lines
39 KiB
Mathematica
1053 lines
39 KiB
Mathematica
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#import "TGAttachmentCarouselItemView.h"
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#import "TGMenuSheetButtonItemView.h"
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#import "TGMenuSheetView.h"
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#import "UICollectionView+Utils.h"
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#import "TGImageUtils.h"
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#import "TGStringUtils.h"
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#import "TGPhotoEditorUtils.h"
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#import "TGMediaEditingContext.h"
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#import "TGMediaSelectionContext.h"
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#import "TGTransitionLayout.h"
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#import "TGAttachmentCameraView.h"
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#import "TGAttachmentPhotoCell.h"
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#import "TGAttachmentVideoCell.h"
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#import "TGAttachmentGifCell.h"
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#import "TGMediaAssetsLibrary.h"
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#import "TGMediaAssetFetchResult.h"
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#import "TGMediaAssetImageSignals.h"
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#import "TGMediaPickerModernGalleryMixin.h"
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#import "TGMediaPickerGalleryItem.h"
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#import "TGMediaAssetsUtils.h"
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#import "TGOverlayControllerWindow.h"
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#import "TGMediaAvatarEditorTransition.h"
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#import "TGPhotoEditorController.h"
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#import "TGVideoEditAdjustments.h"
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#import "TGMediaAsset+TGMediaEditableItem.h"
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const NSInteger TGAttachmentCameraCellIndex = -1;
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const CGSize TGAttachmentCellSize = { 84.0f, 84.0f };
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const CGFloat TGAttachmentEdgeInset = 8.0f;
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const CGFloat TGAttachmentCarouselHeight = 214.0f;
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const CGFloat TGAttachmentCarouselCondensedHeight = 157.0f;
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const CGFloat TGAttachmentCarouselCorrection = -114.0f;
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const CGFloat TGAttachmentCarouselCondensedCorrection = -57.0f;
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const CGFloat TGAttachmentZoomedPhotoHeight = 198.0f;
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const CGFloat TGAttachmentZoomedPhotoMaxWidth = 250.0f;
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const CGFloat TGAttachmentZoomedPhotoCondensedHeight = 141.0f;
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const CGFloat TGAttachmentZoomedPhotoCondensedMaxWidth = 178.0f;
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const CGFloat TGAttachmentZoomedPhotoAspectRatio = 1.2626f;
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const NSUInteger TGAttachmentDisplayedAssetLimit = 500;
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@interface TGAttachmentCarouselItemView () <UICollectionViewDataSource, UICollectionViewDelegate, UICollectionViewDelegateFlowLayout>
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{
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TGMediaAssetsLibrary *_assetsLibrary;
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SMetaDisposable *_assetsDisposable;
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TGMediaAssetFetchResult *_fetchResult;
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bool _forProfilePhoto;
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SMetaDisposable *_selectionChangedDisposable;
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SMetaDisposable *_itemsSizeChangedDisposable;
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UICollectionViewFlowLayout *_smallLayout;
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UICollectionViewFlowLayout *_largeLayout;
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UICollectionView *_collectionView;
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TGMediaAssetsPreheatMixin *_preheatMixin;
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TGAttachmentCameraView *_cameraView;
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TGMenuSheetButtonItemView *_sendMediaItemView;
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TGMenuSheetButtonItemView *_sendFileItemView;
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TGMediaPickerModernGalleryMixin *_galleryMixin;
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TGMediaAsset *_hiddenItem;
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bool _zoomedIn;
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bool _zoomingIn;
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CGFloat _zoomingProgress;
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NSInteger _pivotInItemIndex;
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NSInteger _pivotOutItemIndex;
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CGSize _imageSize;
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CGSize _maxPhotoSize;
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CGFloat _carouselHeight;
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CGFloat _smallActivationHeight;
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CGSize _smallMaxPhotoSize;
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CGFloat _smallCarouselHeight;
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bool _smallActivated;
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CGFloat _carouselCorrection;
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}
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@end
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@implementation TGAttachmentCarouselItemView
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- (instancetype)initWithCamera:(bool)hasCamera selfPortrait:(bool)selfPortrait forProfilePhoto:(bool)forProfilePhoto assetType:(TGMediaAssetType)assetType
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{
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self = [super initWithType:TGMenuSheetItemTypeDefault];
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if (self != nil)
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{
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__weak TGAttachmentCarouselItemView *weakSelf = self;
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_forProfilePhoto = forProfilePhoto;
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_assetsLibrary = [TGMediaAssetsLibrary libraryForAssetType:assetType];
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_assetsDisposable = [[SMetaDisposable alloc] init];
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if (!forProfilePhoto)
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{
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_selectionContext = [[TGMediaSelectionContext alloc] init];
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[_selectionContext setItemSourceUpdatedSignal:[_assetsLibrary libraryChanged]];
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_selectionContext.updatedItemsSignal = ^SSignal *(NSArray *items)
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{
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__strong TGAttachmentCarouselItemView *strongSelf = weakSelf;
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if (strongSelf == nil)
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return nil;
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return [strongSelf->_assetsLibrary updatedAssetsForAssets:items];
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};
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_selectionChangedDisposable = [[SMetaDisposable alloc] init];
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[_selectionChangedDisposable setDisposable:[[[_selectionContext selectionChangedSignal] mapToSignal:^SSignal *(id value)
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{
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__strong TGAttachmentCarouselItemView *strongSelf = weakSelf;
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if (strongSelf == nil)
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return [SSignal complete];
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return [[strongSelf->_collectionView noOngoingTransitionSignal] then:[SSignal single:value]];
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}] startWithNext:^(__unused TGMediaSelectionChange *change)
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{
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__strong TGAttachmentCarouselItemView *strongSelf = weakSelf;
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if (strongSelf == nil)
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return;
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NSInteger index = [strongSelf->_fetchResult indexOfAsset:(TGMediaAsset *)change.item];
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[strongSelf updateSendButtonsFromIndex:index];
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}]];
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_editingContext = [[TGMediaEditingContext alloc] init];
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_itemsSizeChangedDisposable = [[SMetaDisposable alloc] init];
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[_itemsSizeChangedDisposable setDisposable:[[[_editingContext cropAdjustmentsUpdatedSignal] deliverOn:[SQueue mainQueue]] startWithNext:^(__unused id next)
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{
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__strong TGAttachmentCarouselItemView *strongSelf = weakSelf;
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if (strongSelf == nil)
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return;
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if (strongSelf->_zoomedIn)
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{
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[strongSelf->_largeLayout invalidateLayout];
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[strongSelf->_collectionView layoutSubviews];
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UICollectionViewCell *pivotCell = (UICollectionViewCell *)[strongSelf->_galleryMixin currentReferenceView];
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if (pivotCell != nil)
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{
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NSIndexPath *indexPath = [strongSelf->_collectionView indexPathForCell:pivotCell];
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if (indexPath != nil)
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[strongSelf centerOnItemWithIndex:indexPath.row animated:false];
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}
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}
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}]];
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}
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_smallLayout = [[UICollectionViewFlowLayout alloc] init];
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_smallLayout.scrollDirection = UICollectionViewScrollDirectionHorizontal;
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_smallLayout.minimumLineSpacing = TGAttachmentEdgeInset;
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_largeLayout = [[UICollectionViewFlowLayout alloc] init];
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_largeLayout.scrollDirection = _smallLayout.scrollDirection;
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_largeLayout.minimumLineSpacing = _smallLayout.minimumLineSpacing;
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_collectionView = [[UICollectionView alloc] initWithFrame:CGRectMake(0, _smallLayout.minimumLineSpacing, self.bounds.size.width, TGAttachmentZoomedPhotoHeight) collectionViewLayout:_smallLayout];
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_collectionView.backgroundColor = [UIColor clearColor];
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_collectionView.dataSource = self;
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_collectionView.delegate = self;
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_collectionView.showsHorizontalScrollIndicator = false;
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_collectionView.showsVerticalScrollIndicator = false;
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[_collectionView registerClass:[TGAttachmentPhotoCell class] forCellWithReuseIdentifier:TGAttachmentPhotoCellIdentifier];
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[_collectionView registerClass:[TGAttachmentVideoCell class] forCellWithReuseIdentifier:TGAttachmentVideoCellIdentifier];
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[_collectionView registerClass:[TGAttachmentGifCell class] forCellWithReuseIdentifier:TGAttachmentGifCellIdentifier];
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[self addSubview:_collectionView];
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if (hasCamera)
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{
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_cameraView = [[TGAttachmentCameraView alloc] initForSelfPortrait:selfPortrait];
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_cameraView.frame = CGRectMake(_smallLayout.minimumLineSpacing, 0, TGAttachmentCellSize.width, TGAttachmentCellSize.height);
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[_cameraView startPreview];
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[_collectionView addSubview:_cameraView];
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_cameraView.pressed = ^
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{
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__strong TGAttachmentCarouselItemView *strongSelf = weakSelf;
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if (strongSelf == nil)
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return;
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[strongSelf.superview bringSubviewToFront:strongSelf];
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if (strongSelf.cameraPressed != nil)
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strongSelf.cameraPressed(strongSelf->_cameraView);
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};
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}
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_sendMediaItemView = [[TGMenuSheetButtonItemView alloc] initWithTitle:nil type:TGMenuSheetButtonTypeSend action:^
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{
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__strong TGAttachmentCarouselItemView *strongSelf = weakSelf;
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if (strongSelf != nil && strongSelf.sendPressed != nil)
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strongSelf.sendPressed(nil, false);
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}];
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[_sendMediaItemView setHidden:true animated:false];
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[self addSubview:_sendMediaItemView];
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_sendFileItemView = [[TGMenuSheetButtonItemView alloc] initWithTitle:nil type:TGMenuSheetButtonTypeDefault action:^
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{
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__strong TGAttachmentCarouselItemView *strongSelf = weakSelf;
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if (strongSelf != nil && strongSelf.sendPressed != nil)
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strongSelf.sendPressed(nil, true);
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}];
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_sendFileItemView.requiresDivider = false;
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[_sendFileItemView setHidden:true animated:false];
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[self addSubview:_sendFileItemView];
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[self setSignal:[[TGMediaAssetsLibrary authorizationStatusSignal] mapToSignal:^SSignal *(NSNumber *statusValue)
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{
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__strong TGAttachmentCarouselItemView *strongSelf = weakSelf;
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if (strongSelf == nil)
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return [SSignal complete];
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TGMediaLibraryAuthorizationStatus status = statusValue.int32Value;
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if (status == TGMediaLibraryAuthorizationStatusAuthorized)
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{
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return [[strongSelf->_assetsLibrary cameraRollGroup] mapToSignal:^SSignal *(TGMediaAssetGroup *cameraRollGroup)
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{
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return [strongSelf->_assetsLibrary assetsOfAssetGroup:cameraRollGroup reversed:true];
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}];
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}
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else
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{
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return [SSignal fail:nil];
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}
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}]];
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_preheatMixin = [[TGMediaAssetsPreheatMixin alloc] initWithCollectionView:_collectionView scrollDirection:UICollectionViewScrollDirectionHorizontal];
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_preheatMixin.imageType = TGMediaAssetImageTypeThumbnail;
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_preheatMixin.assetCount = ^NSInteger
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{
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__strong TGAttachmentCarouselItemView *strongSelf = weakSelf;
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if (strongSelf == nil)
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return 0;
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return [strongSelf collectionView:strongSelf->_collectionView numberOfItemsInSection:0];
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};
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_preheatMixin.assetAtIndex = ^TGMediaAsset *(NSInteger index)
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{
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__strong TGAttachmentCarouselItemView *strongSelf = weakSelf;
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if (strongSelf == nil)
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return nil;
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return [strongSelf->_fetchResult assetAtIndex:index];
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};
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[self _updateImageSize];
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_preheatMixin.imageSize = _imageSize;
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[self setCondensed:false];
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_pivotInItemIndex = NSNotFound;
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_pivotOutItemIndex = NSNotFound;
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}
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return self;
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}
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- (void)dealloc
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{
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[_assetsDisposable dispose];
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[_selectionChangedDisposable dispose];
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[_itemsSizeChangedDisposable dispose];
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}
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- (void)setCondensed:(bool)condensed
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{
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_condensed = condensed;
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CGFloat delta = -423;
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if (condensed)
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{
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_maxPhotoSize = CGSizeMake(TGAttachmentZoomedPhotoCondensedMaxWidth, TGAttachmentZoomedPhotoCondensedHeight);
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_carouselHeight = TGAttachmentCarouselCondensedHeight;
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_carouselCorrection = TGAttachmentCarouselCondensedCorrection;
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delta += 48;
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}
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else
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{
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_maxPhotoSize = CGSizeMake(TGAttachmentZoomedPhotoMaxWidth, TGAttachmentZoomedPhotoHeight);
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_carouselHeight = TGAttachmentCarouselHeight;
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_carouselCorrection = TGAttachmentCarouselCorrection;
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}
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CGSize screenSize = TGScreenSize();
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_smallActivationHeight = screenSize.width;
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CGFloat screenDelta = screenSize.width + delta;
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_smallCarouselHeight = MAX(111, _carouselHeight + screenDelta);
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CGFloat smallHeight = MAX(95, _maxPhotoSize.height + screenDelta);
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_smallMaxPhotoSize = CGSizeMake(ceil(smallHeight * TGAttachmentZoomedPhotoAspectRatio), smallHeight);
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CGRect frame = _collectionView.frame;
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frame.size.height = _maxPhotoSize.height;
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_collectionView.frame = frame;
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}
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- (void)setSignal:(SSignal *)signal
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{
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__weak TGAttachmentCarouselItemView *weakSelf = self;
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[_assetsDisposable setDisposable:[[[signal mapToSignal:^SSignal *(id value)
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{
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__strong TGAttachmentCarouselItemView *strongSelf = weakSelf;
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if (strongSelf == nil)
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return [SSignal complete];
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return [[strongSelf->_collectionView noOngoingTransitionSignal] then:[SSignal single:value]];
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}] deliverOn:[SQueue mainQueue]] startWithNext:^(id next)
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{
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__strong TGAttachmentCarouselItemView *strongSelf = weakSelf;
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if (strongSelf == nil)
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return;
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if ([next isKindOfClass:[TGMediaAssetFetchResult class]])
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{
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TGMediaAssetFetchResult *fetchResult = (TGMediaAssetFetchResult *)next;
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strongSelf->_fetchResult = fetchResult;
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[strongSelf->_collectionView reloadData];
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}
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else if ([next isKindOfClass:[TGMediaAssetFetchResultChange class]])
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{
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TGMediaAssetFetchResultChange *change = (TGMediaAssetFetchResultChange *)next;
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strongSelf->_fetchResult = change.fetchResultAfterChanges;
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[TGMediaAssetsCollectionViewIncrementalUpdater updateCollectionView:strongSelf->_collectionView withChange:change completion:nil];
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dispatch_async(dispatch_get_main_queue(), ^
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{
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[strongSelf scrollViewDidScroll:strongSelf->_collectionView];
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});
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}
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if (strongSelf->_galleryMixin != nil && strongSelf->_fetchResult != nil)
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[strongSelf->_galleryMixin updateWithFetchResult:strongSelf->_fetchResult];
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}]];
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}
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- (SSignal *)_signalForItem:(TGMediaAsset *)asset
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{
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return [self _signalForItem:asset refresh:false onlyThumbnail:false];
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}
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- (SSignal *)_signalForItem:(TGMediaAsset *)asset refresh:(bool)refresh onlyThumbnail:(bool)onlyThumbnail
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{
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bool thumbnail = onlyThumbnail || !_zoomedIn;
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CGSize imageSize = onlyThumbnail ? [self imageSizeForThumbnail:true] : _imageSize;
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TGMediaAssetImageType screenImageType = refresh ? TGMediaAssetImageTypeLargeThumbnail : TGMediaAssetImageTypeFastLargeThumbnail;
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TGMediaAssetImageType imageType = thumbnail ? TGMediaAssetImageTypeAspectRatioThumbnail : screenImageType;
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SSignal *assetSignal = [TGMediaAssetImageSignals imageForAsset:asset imageType:imageType size:imageSize];
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if (_editingContext == nil)
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return assetSignal;
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SSignal *editedSignal = thumbnail ? [_editingContext thumbnailImageSignalForItem:asset] : [_editingContext fastImageSignalForItem:asset withUpdates:true];
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return [editedSignal mapToSignal:^SSignal *(id result)
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{
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if (result != nil)
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return [SSignal single:result];
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else
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return assetSignal;
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}];
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}
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#pragma mark -
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- (void)setCameraZoomedIn:(bool)zoomedIn progress:(CGFloat)progress
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{
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if (_cameraView == nil)
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return;
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CGFloat size = TGAttachmentCellSize.height;
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progress = zoomedIn ? progress : 1.0f - progress;
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_cameraView.frame = CGRectMake(_smallLayout.minimumLineSpacing - (size + _smallLayout.minimumLineSpacing) * progress, 0, TGAttachmentCellSize.width + (size - TGAttachmentCellSize.width) * progress, TGAttachmentCellSize.height + (size - TGAttachmentCellSize.height) * progress);
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[_cameraView setZoomedProgress:progress];
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}
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- (void)setZoomedMode:(bool)zoomed animated:(bool)animated index:(NSInteger)index
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{
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if (zoomed == _zoomedIn)
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{
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if (_zoomedIn)
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[self centerOnItemWithIndex:index animated:animated];
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return;
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}
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_zoomedIn = zoomed;
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_zoomingIn = true;
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_collectionView.userInteractionEnabled = false;
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if (zoomed)
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_pivotInItemIndex = index;
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else
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|
_pivotOutItemIndex = index;
|
||
|
|
||
|
UICollectionViewFlowLayout *toLayout = _zoomedIn ? _largeLayout : _smallLayout;
|
||
|
|
||
|
[self _updateImageSize];
|
||
|
|
||
|
__weak TGAttachmentCarouselItemView *weakSelf = self;
|
||
|
TGTransitionLayout *layout = (TGTransitionLayout *)[_collectionView transitionToCollectionViewLayout:toLayout duration:0.3f completion:^(__unused BOOL completed, __unused BOOL finished)
|
||
|
{
|
||
|
__strong TGAttachmentCarouselItemView *strongSelf = weakSelf;
|
||
|
if (strongSelf == nil)
|
||
|
return;
|
||
|
|
||
|
strongSelf->_zoomingIn = false;
|
||
|
strongSelf->_collectionView.userInteractionEnabled = true;
|
||
|
[strongSelf centerOnItemWithIndex:index animated:false];
|
||
|
}];
|
||
|
layout.progressChanged = ^(CGFloat progress)
|
||
|
{
|
||
|
__strong TGAttachmentCarouselItemView *strongSelf = weakSelf;
|
||
|
if (strongSelf == nil)
|
||
|
return;
|
||
|
|
||
|
strongSelf->_zoomingProgress = progress;
|
||
|
[strongSelf requestMenuLayoutUpdate];
|
||
|
[strongSelf _layoutButtonItemViews];
|
||
|
[strongSelf setCameraZoomedIn:strongSelf->_zoomedIn progress:progress];
|
||
|
};
|
||
|
layout.transitionAlmostFinished = ^
|
||
|
{
|
||
|
__strong TGAttachmentCarouselItemView *strongSelf = weakSelf;
|
||
|
if (strongSelf == nil)
|
||
|
return;
|
||
|
|
||
|
strongSelf->_pivotInItemIndex = NSNotFound;
|
||
|
strongSelf->_pivotOutItemIndex = NSNotFound;
|
||
|
};
|
||
|
|
||
|
CGPoint toOffset = [_collectionView toContentOffsetForLayout:layout indexPath:[NSIndexPath indexPathForRow:index inSection:0] toSize:_collectionView.bounds.size toContentInset:[self collectionView:_collectionView layout:toLayout insetForSectionAtIndex:0]];
|
||
|
layout.toContentOffset = toOffset;
|
||
|
|
||
|
for (TGMenuSheetItemView *itemView in self.underlyingViews)
|
||
|
[itemView setHidden:zoomed animated:animated];
|
||
|
|
||
|
[_sendMediaItemView setHidden:!zoomed animated:animated];
|
||
|
[_sendFileItemView setHidden:!zoomed animated:animated];
|
||
|
|
||
|
[self _updateVisibleItems];
|
||
|
}
|
||
|
|
||
|
- (void)updateSendButtonsFromIndex:(NSInteger)index
|
||
|
{
|
||
|
__block NSInteger photosCount = 0;
|
||
|
__block NSInteger videosCount = 0;
|
||
|
__block NSInteger gifsCount = 0;
|
||
|
|
||
|
[_selectionContext enumerateSelectedItems:^(id<TGMediaSelectableItem> item)
|
||
|
{
|
||
|
TGMediaAsset *asset = (TGMediaAsset *)item;
|
||
|
if (![asset isKindOfClass:[TGMediaAsset class]])
|
||
|
return;
|
||
|
|
||
|
switch (asset.type)
|
||
|
{
|
||
|
case TGMediaAssetVideoType:
|
||
|
videosCount++;
|
||
|
break;
|
||
|
|
||
|
case TGMediaAssetGifType:
|
||
|
gifsCount++;
|
||
|
break;
|
||
|
|
||
|
default:
|
||
|
photosCount++;
|
||
|
break;
|
||
|
}
|
||
|
}];
|
||
|
|
||
|
NSInteger totalCount = photosCount + videosCount + gifsCount;
|
||
|
bool activated = (totalCount > 0);
|
||
|
if ([self zoomedModeSupported])
|
||
|
[self setZoomedMode:activated animated:true index:index];
|
||
|
else
|
||
|
[self setSelectedMode:activated animated:true];
|
||
|
|
||
|
if (totalCount == 0)
|
||
|
return;
|
||
|
|
||
|
if (photosCount > 0 && videosCount == 0 && gifsCount == 0)
|
||
|
{
|
||
|
NSString *format = TGLocalized([TGStringUtils integerValueFormat:@"AttachmentMenu.SendPhoto_" value:photosCount]);
|
||
|
_sendMediaItemView.title = [NSString stringWithFormat:format, [NSString stringWithFormat:@"%ld", photosCount]];
|
||
|
}
|
||
|
else if (videosCount > 0 && photosCount == 0 && gifsCount == 0)
|
||
|
{
|
||
|
NSString *format = TGLocalized([TGStringUtils integerValueFormat:@"AttachmentMenu.SendVideo_" value:videosCount]);
|
||
|
_sendMediaItemView.title = [NSString stringWithFormat:format, [NSString stringWithFormat:@"%ld", videosCount]];
|
||
|
}
|
||
|
else if (gifsCount > 0 && photosCount == 0 && videosCount == 0)
|
||
|
{
|
||
|
NSString *format = TGLocalized([TGStringUtils integerValueFormat:@"AttachmentMenu.SendGif_" value:gifsCount]);
|
||
|
_sendMediaItemView.title = [NSString stringWithFormat:format, [NSString stringWithFormat:@"%ld", gifsCount]];
|
||
|
}
|
||
|
else
|
||
|
{
|
||
|
NSString *format = TGLocalized([TGStringUtils integerValueFormat:@"AttachmentMenu.SendItem_" value:totalCount]);
|
||
|
_sendMediaItemView.title = [NSString stringWithFormat:format, [NSString stringWithFormat:@"%ld", totalCount]];
|
||
|
}
|
||
|
|
||
|
if (totalCount == 1)
|
||
|
_sendFileItemView.title = TGLocalized(@"AttachmentMenu.SendAsFile");
|
||
|
else
|
||
|
_sendFileItemView.title = TGLocalized(@"AttachmentMenu.SendAsFiles");
|
||
|
}
|
||
|
|
||
|
- (void)setSelectedMode:(bool)selected animated:(bool)animated
|
||
|
{
|
||
|
[self.underlyingViews.firstObject setHidden:selected animated:animated];
|
||
|
[_sendMediaItemView setHidden:!selected animated:animated];
|
||
|
}
|
||
|
|
||
|
- (bool)zoomedModeSupported
|
||
|
{
|
||
|
return [TGMediaAssetsLibrary usesPhotoFramework];
|
||
|
}
|
||
|
|
||
|
- (CGPoint)contentOffsetForItemAtIndex:(NSInteger)index
|
||
|
{
|
||
|
CGRect cellFrame = [_collectionView.collectionViewLayout layoutAttributesForItemAtIndexPath:[NSIndexPath indexPathForRow:index inSection:0]].frame;
|
||
|
|
||
|
CGFloat x = cellFrame.origin.x - (_collectionView.frame.size.width - cellFrame.size.width) / 2.0f;
|
||
|
CGFloat contentOffset = MAX(0.0f, MIN(x, _collectionView.contentSize.width - _collectionView.frame.size.width));
|
||
|
|
||
|
return CGPointMake(contentOffset, 0);
|
||
|
}
|
||
|
|
||
|
- (void)centerOnItemWithIndex:(NSInteger)index animated:(bool)animated
|
||
|
{
|
||
|
[_collectionView setContentOffset:[self contentOffsetForItemAtIndex:index] animated:animated];
|
||
|
}
|
||
|
|
||
|
#pragma mark -
|
||
|
|
||
|
- (CGFloat)_preferredHeightForZoomedIn:(bool)zoomedIn progress:(CGFloat)progress screenHeight:(CGFloat)screenHeight
|
||
|
{
|
||
|
progress = zoomedIn ? progress : 1.0f - progress;
|
||
|
CGFloat carouselHeight = _carouselHeight;
|
||
|
if (_sizeClass == UIUserInterfaceSizeClassCompact && fabs(screenHeight - _smallActivationHeight) < FLT_EPSILON)
|
||
|
carouselHeight = _smallCarouselHeight;
|
||
|
|
||
|
return 100.0f + (carouselHeight - 100.0f) * progress;
|
||
|
}
|
||
|
|
||
|
- (CGFloat)_heightCorrectionForZoomedIn:(bool)zoomedIn progress:(CGFloat)progress
|
||
|
{
|
||
|
progress = zoomedIn ? progress : 1.0f - progress;
|
||
|
return _carouselCorrection * progress;
|
||
|
}
|
||
|
|
||
|
- (CGFloat)preferredHeightForWidth:(CGFloat)__unused width screenHeight:(CGFloat)screenHeight
|
||
|
{
|
||
|
CGFloat progress = _zoomingIn ? _zoomingProgress : 1.0f;
|
||
|
return [self _preferredHeightForZoomedIn:_zoomedIn progress:progress screenHeight:screenHeight];
|
||
|
}
|
||
|
|
||
|
- (CGFloat)contentHeightCorrection
|
||
|
{
|
||
|
CGFloat progress = _zoomingIn ? _zoomingProgress : 1.0f;
|
||
|
return [self _heightCorrectionForZoomedIn:_zoomedIn progress:progress];
|
||
|
}
|
||
|
|
||
|
#pragma mark -
|
||
|
|
||
|
- (BOOL)pointInside:(CGPoint)point withEvent:(UIEvent *)event
|
||
|
{
|
||
|
if (!_sendMediaItemView.userInteractionEnabled)
|
||
|
return [super pointInside:point withEvent:event];
|
||
|
|
||
|
return CGRectContainsPoint(self.bounds, point) || CGRectContainsPoint(_sendMediaItemView.frame, point) || CGRectContainsPoint(_sendFileItemView.frame, point);
|
||
|
}
|
||
|
|
||
|
#pragma mark -
|
||
|
|
||
|
- (void)_updateVisibleItems
|
||
|
{
|
||
|
for (NSIndexPath *indexPath in _collectionView.indexPathsForVisibleItems)
|
||
|
{
|
||
|
TGMediaAsset *asset = [_fetchResult assetAtIndex:indexPath.row];
|
||
|
TGAttachmentAssetCell *cell = (TGAttachmentAssetCell *)[_collectionView cellForItemAtIndexPath:indexPath];
|
||
|
if (cell.isZoomed != _zoomedIn)
|
||
|
{
|
||
|
cell.isZoomed = _zoomedIn;
|
||
|
[cell setSignal:[self _signalForItem:asset refresh:true onlyThumbnail:false]];
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
|
||
|
- (void)_updateImageSize
|
||
|
{
|
||
|
_imageSize = [self imageSizeForThumbnail:!_zoomedIn];
|
||
|
}
|
||
|
|
||
|
- (CGSize)imageSizeForThumbnail:(bool)forThumbnail
|
||
|
{
|
||
|
CGFloat scale = MIN(2.0f, TGScreenScaling());
|
||
|
if (forThumbnail)
|
||
|
return CGSizeMake(TGAttachmentCellSize.width * scale, TGAttachmentCellSize.height * scale);
|
||
|
else
|
||
|
return CGSizeMake(floor(TGAttachmentZoomedPhotoMaxWidth * scale), floor(TGAttachmentZoomedPhotoMaxWidth * scale));
|
||
|
}
|
||
|
|
||
|
- (bool)hasCameraInCurrentMode
|
||
|
{
|
||
|
return (!_zoomedIn && _cameraView != nil);
|
||
|
}
|
||
|
|
||
|
- (void)collectionView:(UICollectionView *)collectionView didSelectItemAtIndexPath:(NSIndexPath *)indexPath
|
||
|
{
|
||
|
NSInteger index = indexPath.row;
|
||
|
TGMediaAsset *asset = [_fetchResult assetAtIndex:index];
|
||
|
|
||
|
__block UIImage *thumbnailImage = nil;
|
||
|
if ([TGMediaAssetsLibrary usesPhotoFramework])
|
||
|
{
|
||
|
TGAttachmentAssetCell *cell = (TGAttachmentAssetCell *)[collectionView cellForItemAtIndexPath:indexPath];
|
||
|
if ([cell isKindOfClass:[TGAttachmentAssetCell class]])
|
||
|
thumbnailImage = cell.imageView.image;
|
||
|
}
|
||
|
else
|
||
|
{
|
||
|
[[TGMediaAssetImageSignals imageForAsset:asset imageType:TGMediaAssetImageTypeAspectRatioThumbnail size:CGSizeZero] startWithNext:^(UIImage *next)
|
||
|
{
|
||
|
thumbnailImage = next;
|
||
|
}];
|
||
|
}
|
||
|
|
||
|
__weak TGAttachmentCarouselItemView *weakSelf = self;
|
||
|
UIView *(^referenceViewForAsset)(TGMediaAsset *) = ^UIView *(TGMediaAsset *asset)
|
||
|
{
|
||
|
__strong TGAttachmentCarouselItemView *strongSelf = weakSelf;
|
||
|
if (strongSelf == nil)
|
||
|
return nil;
|
||
|
|
||
|
for (TGAttachmentAssetCell *cell in [strongSelf->_collectionView visibleCells])
|
||
|
{
|
||
|
if ([cell.asset isEqual:asset])
|
||
|
return cell;
|
||
|
}
|
||
|
|
||
|
return nil;
|
||
|
};
|
||
|
|
||
|
if (self.openEditor)
|
||
|
{
|
||
|
TGPhotoEditorController *controller = [[TGPhotoEditorController alloc] initWithItem:asset intent:TGPhotoEditorControllerAvatarIntent adjustments:nil caption:nil screenImage:thumbnailImage availableTabs:[TGPhotoEditorController defaultTabsForAvatarIntent] selectedTab:TGPhotoEditorCropTab];
|
||
|
controller.dontHideStatusBar = true;
|
||
|
|
||
|
TGMediaAvatarEditorTransition *transition = [[TGMediaAvatarEditorTransition alloc] initWithController:controller fromView:referenceViewForAsset(asset)];
|
||
|
|
||
|
controller.didFinishRenderingFullSizeImage = ^(UIImage *resultImage)
|
||
|
{
|
||
|
__strong TGAttachmentCarouselItemView *strongSelf = weakSelf;
|
||
|
if (strongSelf == nil)
|
||
|
return;
|
||
|
|
||
|
[[strongSelf->_assetsLibrary saveAssetWithImage:resultImage] startWithNext:nil];
|
||
|
};
|
||
|
|
||
|
__weak TGPhotoEditorController *weakController = controller;
|
||
|
controller.didFinishEditing = ^(__unused id<TGMediaEditAdjustments> adjustments, UIImage *resultImage, __unused UIImage *thumbnailImage, __unused bool hasChanges)
|
||
|
{
|
||
|
if (!hasChanges)
|
||
|
return;
|
||
|
|
||
|
__strong TGAttachmentCarouselItemView *strongSelf = weakSelf;
|
||
|
if (strongSelf == nil)
|
||
|
return;
|
||
|
|
||
|
__strong TGPhotoEditorController *strongController = weakController;
|
||
|
if (strongController == nil)
|
||
|
return;
|
||
|
|
||
|
if (strongSelf.avatarCompletionBlock != nil)
|
||
|
strongSelf.avatarCompletionBlock(resultImage);
|
||
|
|
||
|
[strongController dismissAnimated:true];
|
||
|
};
|
||
|
|
||
|
controller.requestThumbnailImage = ^(id<TGMediaEditableItem> editableItem)
|
||
|
{
|
||
|
return [editableItem thumbnailImageSignal];
|
||
|
};
|
||
|
|
||
|
controller.requestOriginalScreenSizeImage = ^(id<TGMediaEditableItem> editableItem)
|
||
|
{
|
||
|
return [editableItem screenImageSignal];
|
||
|
};
|
||
|
|
||
|
controller.requestOriginalFullSizeImage = ^(id<TGMediaEditableItem> editableItem)
|
||
|
{
|
||
|
return [editableItem originalImageSignal];
|
||
|
};
|
||
|
|
||
|
TGOverlayControllerWindow *controllerWindow = [[TGOverlayControllerWindow alloc] initWithParentController:_parentController contentController:controller];
|
||
|
controllerWindow.hidden = false;
|
||
|
controller.view.clipsToBounds = true;
|
||
|
|
||
|
transition.referenceFrame = ^CGRect
|
||
|
{
|
||
|
UIView *referenceView = referenceViewForAsset(asset);
|
||
|
return [referenceView.superview convertRect:referenceView.frame toView:nil];
|
||
|
};
|
||
|
transition.referenceImageSize = ^CGSize
|
||
|
{
|
||
|
return asset.dimensions;
|
||
|
};
|
||
|
transition.referenceScreenImageSignal = ^SSignal *
|
||
|
{
|
||
|
return [TGMediaAssetImageSignals imageForAsset:asset imageType:TGMediaAssetImageTypeFastScreen size:CGSizeMake(640, 640)];
|
||
|
};
|
||
|
[transition presentAnimated:true];
|
||
|
|
||
|
controller.beginCustomTransitionOut = ^(CGRect outReferenceFrame, UIView *repView, void (^completion)(void))
|
||
|
{
|
||
|
__strong TGAttachmentCarouselItemView *strongSelf = weakSelf;
|
||
|
if (strongSelf == nil)
|
||
|
return;
|
||
|
|
||
|
transition.outReferenceFrame = outReferenceFrame;
|
||
|
transition.repView = repView;
|
||
|
[transition dismissAnimated:true completion:^
|
||
|
{
|
||
|
strongSelf->_hiddenItem = nil;
|
||
|
[strongSelf updateHiddenCellAnimated:false];
|
||
|
|
||
|
dispatch_async(dispatch_get_main_queue(), ^
|
||
|
{
|
||
|
if (completion != nil)
|
||
|
completion();
|
||
|
});
|
||
|
}];
|
||
|
};
|
||
|
|
||
|
_hiddenItem = asset;
|
||
|
[self updateHiddenCellAnimated:false];
|
||
|
}
|
||
|
else
|
||
|
{
|
||
|
_galleryMixin = [[TGMediaPickerModernGalleryMixin alloc] initWithItem:asset fetchResult:_fetchResult parentController:self.parentController thumbnailImage:thumbnailImage selectionContext:_selectionContext editingContext:_editingContext suggestionContext:self.suggestionContext hasCaption:_allowCaptions && !_forProfilePhoto asFile:false itemsLimit:TGAttachmentDisplayedAssetLimit];
|
||
|
|
||
|
_galleryMixin.thumbnailSignalForItem = ^SSignal *(id item)
|
||
|
{
|
||
|
__strong TGAttachmentCarouselItemView *strongSelf = weakSelf;
|
||
|
if (strongSelf == nil)
|
||
|
return nil;
|
||
|
|
||
|
return [strongSelf _signalForItem:item refresh:false onlyThumbnail:true];
|
||
|
};
|
||
|
|
||
|
_galleryMixin.referenceViewForItem = ^UIView *(TGMediaPickerGalleryItem *item)
|
||
|
{
|
||
|
return referenceViewForAsset(item.asset);
|
||
|
};
|
||
|
|
||
|
_galleryMixin.itemFocused = ^(TGMediaPickerGalleryItem *item)
|
||
|
{
|
||
|
__strong TGAttachmentCarouselItemView *strongSelf = weakSelf;
|
||
|
if (strongSelf == nil)
|
||
|
return;
|
||
|
|
||
|
strongSelf->_hiddenItem = item.asset;
|
||
|
[strongSelf updateHiddenCellAnimated:false];
|
||
|
};
|
||
|
|
||
|
_galleryMixin.willTransitionIn = ^
|
||
|
{
|
||
|
__strong TGAttachmentCarouselItemView *strongSelf = weakSelf;
|
||
|
if (strongSelf == nil)
|
||
|
return;
|
||
|
|
||
|
[strongSelf.superview bringSubviewToFront:strongSelf];
|
||
|
[strongSelf->_cameraView pausePreview];
|
||
|
};
|
||
|
|
||
|
_galleryMixin.willTransitionOut = ^
|
||
|
{
|
||
|
__strong TGAttachmentCarouselItemView *strongSelf = weakSelf;
|
||
|
if (strongSelf == nil)
|
||
|
return;
|
||
|
|
||
|
[strongSelf->_cameraView resumePreview];
|
||
|
};
|
||
|
|
||
|
_galleryMixin.didTransitionOut = ^
|
||
|
{
|
||
|
__strong TGAttachmentCarouselItemView *strongSelf = weakSelf;
|
||
|
if (strongSelf == nil)
|
||
|
return;
|
||
|
|
||
|
strongSelf->_hiddenItem = nil;
|
||
|
[strongSelf updateHiddenCellAnimated:true];
|
||
|
|
||
|
strongSelf->_galleryMixin = nil;
|
||
|
};
|
||
|
|
||
|
_galleryMixin.completeWithItem = ^(TGMediaPickerGalleryItem *item)
|
||
|
{
|
||
|
__strong TGAttachmentCarouselItemView *strongSelf = weakSelf;
|
||
|
if (strongSelf != nil && strongSelf.sendPressed != nil)
|
||
|
strongSelf.sendPressed(item.asset, false);
|
||
|
};
|
||
|
|
||
|
_galleryMixin.editorOpened = self.editorOpened;
|
||
|
_galleryMixin.editorClosed = self.editorClosed;
|
||
|
|
||
|
[_galleryMixin present];
|
||
|
}
|
||
|
}
|
||
|
|
||
|
- (NSInteger)collectionView:(UICollectionView *)__unused collectionView numberOfItemsInSection:(NSInteger)__unused section
|
||
|
{
|
||
|
return MIN(_fetchResult.count, TGAttachmentDisplayedAssetLimit);
|
||
|
}
|
||
|
|
||
|
- (UICollectionViewCell *)collectionView:(UICollectionView *)collectionView cellForItemAtIndexPath:(NSIndexPath *)indexPath
|
||
|
{
|
||
|
NSInteger index = indexPath.row;
|
||
|
|
||
|
TGMediaAsset *asset = [_fetchResult assetAtIndex:index];
|
||
|
NSString *cellIdentifier = nil;
|
||
|
switch (asset.type)
|
||
|
{
|
||
|
case TGMediaAssetVideoType:
|
||
|
cellIdentifier = TGAttachmentVideoCellIdentifier;
|
||
|
break;
|
||
|
|
||
|
case TGMediaAssetGifType:
|
||
|
if (_forProfilePhoto)
|
||
|
cellIdentifier = TGAttachmentPhotoCellIdentifier;
|
||
|
else
|
||
|
cellIdentifier = TGAttachmentGifCellIdentifier;
|
||
|
break;
|
||
|
|
||
|
default:
|
||
|
cellIdentifier = TGAttachmentPhotoCellIdentifier;
|
||
|
break;
|
||
|
}
|
||
|
|
||
|
TGAttachmentAssetCell *cell = [collectionView dequeueReusableCellWithReuseIdentifier:cellIdentifier forIndexPath:indexPath];
|
||
|
NSInteger pivotIndex = NSNotFound;
|
||
|
NSInteger limit = 0;
|
||
|
if (_pivotInItemIndex != NSNotFound)
|
||
|
{
|
||
|
if (self.frame.size.width <= 320)
|
||
|
limit = 2;
|
||
|
else
|
||
|
limit = 3;
|
||
|
|
||
|
pivotIndex = _pivotInItemIndex;
|
||
|
}
|
||
|
else if (_pivotOutItemIndex != NSNotFound)
|
||
|
{
|
||
|
pivotIndex = _pivotOutItemIndex;
|
||
|
|
||
|
if (self.frame.size.width <= 320)
|
||
|
limit = 3;
|
||
|
else
|
||
|
limit = 5;
|
||
|
}
|
||
|
|
||
|
if (!(pivotIndex != NSNotFound && (indexPath.row < pivotIndex - limit || indexPath.row > pivotIndex + limit)))
|
||
|
{
|
||
|
cell.selectionContext = _selectionContext;
|
||
|
cell.editingContext = _editingContext;
|
||
|
|
||
|
if (![asset isEqual:cell.asset] || cell.isZoomed != _zoomedIn)
|
||
|
{
|
||
|
cell.isZoomed = _zoomedIn;
|
||
|
[cell setAsset:asset signal:[self _signalForItem:asset refresh:[cell.asset isEqual:asset] onlyThumbnail:false]];
|
||
|
}
|
||
|
}
|
||
|
|
||
|
return cell;
|
||
|
}
|
||
|
|
||
|
- (void)updateHiddenCellAnimated:(bool)animated
|
||
|
{
|
||
|
for (TGAttachmentAssetCell *cell in [_collectionView visibleCells])
|
||
|
[cell setHidden:([cell.asset isEqual:_hiddenItem]) animated:animated];
|
||
|
}
|
||
|
|
||
|
#pragma mark -
|
||
|
|
||
|
- (CGSize)collectionView:(UICollectionView *)__unused collectionView layout:(UICollectionViewLayout *)__unused collectionViewLayout sizeForItemAtIndexPath:(NSIndexPath *)indexPath
|
||
|
{
|
||
|
if (_zoomedIn)
|
||
|
{
|
||
|
CGSize maxPhotoSize = _maxPhotoSize;
|
||
|
if (_smallActivated)
|
||
|
maxPhotoSize = _smallMaxPhotoSize;
|
||
|
|
||
|
if (_pivotInItemIndex != NSNotFound && (indexPath.row < _pivotInItemIndex - 2 || indexPath.row > _pivotInItemIndex + 2))
|
||
|
return CGSizeMake(maxPhotoSize.height, maxPhotoSize.height);
|
||
|
|
||
|
TGMediaAsset *asset = [_fetchResult assetAtIndex:indexPath.row];
|
||
|
if (asset != nil)
|
||
|
{
|
||
|
CGSize dimensions = asset.dimensions;
|
||
|
if (dimensions.width < 1.0f)
|
||
|
dimensions.width = 1.0f;
|
||
|
if (dimensions.height < 1.0f)
|
||
|
dimensions.height = 1.0f;
|
||
|
|
||
|
id<TGMediaEditAdjustments> adjustments = [_editingContext adjustmentsForItem:asset];
|
||
|
if ([adjustments cropAppliedForAvatar:false] || ([adjustments isKindOfClass:[TGVideoEditAdjustments class]] && [(TGVideoEditAdjustments *)adjustments rotationApplied]))
|
||
|
{
|
||
|
dimensions = adjustments.cropRect.size;
|
||
|
|
||
|
bool sideward = TGOrientationIsSideward(adjustments.cropOrientation, NULL);
|
||
|
if (sideward)
|
||
|
dimensions = CGSizeMake(dimensions.height, dimensions.width);
|
||
|
}
|
||
|
|
||
|
CGFloat width = MIN(maxPhotoSize.width, ceil(dimensions.width * maxPhotoSize.height / dimensions.height));
|
||
|
return CGSizeMake(width, maxPhotoSize.height);
|
||
|
}
|
||
|
|
||
|
return CGSizeMake(maxPhotoSize.height, maxPhotoSize.height);
|
||
|
}
|
||
|
|
||
|
return TGAttachmentCellSize;
|
||
|
}
|
||
|
|
||
|
- (UIEdgeInsets)collectionView:(UICollectionView *)__unused collectionView layout:(UICollectionViewLayout *)__unused collectionViewLayout insetForSectionAtIndex:(NSInteger)__unused section
|
||
|
{
|
||
|
CGFloat edgeInset = _smallLayout.minimumLineSpacing;
|
||
|
CGFloat leftInset = [self hasCameraInCurrentMode] ? 2 * edgeInset + 84.0f : edgeInset;
|
||
|
CGFloat additionalInset = _smallActivated ? _maxPhotoSize.height - _smallMaxPhotoSize.height : 0.0f;
|
||
|
CGFloat bottomInset = _zoomedIn ? 0.0f : -([self _heightCorrectionForZoomedIn:true progress:1.0f] + additionalInset);
|
||
|
|
||
|
return UIEdgeInsetsMake(0, leftInset, bottomInset, edgeInset);
|
||
|
}
|
||
|
|
||
|
- (CGFloat)collectionView:(UICollectionView *)__unused collectionView layout:(UICollectionViewLayout *)__unused collectionViewLayout minimumLineSpacingForSectionAtIndex:(NSInteger)__unused section
|
||
|
{
|
||
|
return _smallLayout.minimumLineSpacing;
|
||
|
}
|
||
|
|
||
|
- (UICollectionViewTransitionLayout *)collectionView:(UICollectionView *)__unused collectionView transitionLayoutForOldLayout:(UICollectionViewLayout *)fromLayout newLayout:(UICollectionViewLayout *)toLayout
|
||
|
{
|
||
|
return [[TGTransitionLayout alloc] initWithCurrentLayout:fromLayout nextLayout:toLayout];
|
||
|
}
|
||
|
|
||
|
#pragma mark -
|
||
|
|
||
|
- (void)scrollViewDidScroll:(UIScrollView *)__unused scrollView
|
||
|
{
|
||
|
if (_zoomingIn)
|
||
|
return;
|
||
|
|
||
|
if (!_zoomedIn)
|
||
|
[_preheatMixin update];
|
||
|
|
||
|
for (UICollectionViewCell *cell in _collectionView.visibleCells)
|
||
|
{
|
||
|
if ([cell isKindOfClass:[TGAttachmentAssetCell class]])
|
||
|
[(TGAttachmentAssetCell *)cell setNeedsLayout];
|
||
|
}
|
||
|
}
|
||
|
|
||
|
#pragma mark -
|
||
|
|
||
|
- (void)menuView:(TGMenuSheetView *)menuView willAppearAnimated:(bool)__unused animated
|
||
|
{
|
||
|
__weak TGAttachmentCarouselItemView *weakSelf = self;
|
||
|
menuView.tapDismissalAllowed = ^bool
|
||
|
{
|
||
|
__strong TGAttachmentCarouselItemView *strongSelf = weakSelf;
|
||
|
if (strongSelf == nil)
|
||
|
return true;
|
||
|
|
||
|
return !strongSelf->_collectionView.isDecelerating && !strongSelf->_collectionView.isTracking;
|
||
|
};
|
||
|
}
|
||
|
|
||
|
- (void)menuView:(TGMenuSheetView *)menuView willDisappearAnimated:(bool)animated
|
||
|
{
|
||
|
[super menuView:menuView didDisappearAnimated:animated];
|
||
|
menuView.tapDismissalAllowed = nil;
|
||
|
[_cameraView stopPreview];
|
||
|
}
|
||
|
|
||
|
#pragma mark -
|
||
|
|
||
|
- (void)setScreenHeight:(CGFloat)screenHeight
|
||
|
{
|
||
|
_screenHeight = screenHeight;
|
||
|
[self _updateSmallActivated];
|
||
|
|
||
|
}
|
||
|
|
||
|
- (void)setSizeClass:(UIUserInterfaceSizeClass)sizeClass
|
||
|
{
|
||
|
_sizeClass = sizeClass;
|
||
|
[self _updateSmallActivated];
|
||
|
}
|
||
|
|
||
|
- (void)_updateSmallActivated
|
||
|
{
|
||
|
_smallActivated = (fabs(_screenHeight - _smallActivationHeight) < FLT_EPSILON && _sizeClass == UIUserInterfaceSizeClassCompact);
|
||
|
}
|
||
|
|
||
|
- (void)layoutSubviews
|
||
|
{
|
||
|
[super layoutSubviews];
|
||
|
|
||
|
CGRect frame = _collectionView.frame;
|
||
|
frame.size.width = self.frame.size.width;
|
||
|
frame.size.height = _smallActivated ? _smallMaxPhotoSize.height : _maxPhotoSize.height;
|
||
|
if (!CGRectEqualToRect(frame, _collectionView.frame))
|
||
|
{
|
||
|
_collectionView.frame = frame;
|
||
|
|
||
|
[_smallLayout invalidateLayout];
|
||
|
[_largeLayout invalidateLayout];
|
||
|
}
|
||
|
|
||
|
[self _layoutButtonItemViews];
|
||
|
}
|
||
|
|
||
|
- (void)_layoutButtonItemViews
|
||
|
{
|
||
|
_sendMediaItemView.frame = CGRectMake(0, [self preferredHeightForWidth:self.frame.size.width screenHeight:self.screenHeight], self.frame.size.width, [_sendMediaItemView preferredHeightForWidth:self.frame.size.width screenHeight:self.screenHeight]);
|
||
|
_sendFileItemView.frame = CGRectMake(0, CGRectGetMaxY(_sendMediaItemView.frame), self.frame.size.width, [_sendFileItemView preferredHeightForWidth:self.frame.size.width screenHeight:self.screenHeight]);
|
||
|
}
|
||
|
|
||
|
@end
|