Class Diagram

GTIMessagesBubbleImage

GTIMessagesCollectionViewFlowLayout

GTIMessageAvatarImageDataSource

- (UIImage *)avatarImage;- (UIImage *)avatarHighlightedImage;- (UIImage *)avatarPlaceholderImage;

GTIMessage

GTIMessagesCollectionView

GTIPhotoMediaItem

- (instancetype)initWithImage:(UIImage *)image;

GTIMessagesBubbleImageFactory

- (instancetype)init;- (instancetype)initWithBubbleImage:(UIImage *)bubbleImage capInsets:(UIEdgeInsets)capInsets;- (GTIMessagesBubbleImage *)outgoingMessagesBubbleImageWithColor:(UIColor *)color;- (GTIMessagesBubbleImage *)incomingMessagesBubbleImageWithColor:(UIColor *)color;

GTIMessageBubbleImageDataSource

- (UIImage *)messageBubbleImage;- (UIImage *)messageBubbleHighlightedImage;

GTILocationMediaItem

GTIMessagesAvatarImage

GTIMediaItem

- (instancetype)initWithMaskAsOutgoing:(BOOL)maskAsOutgoing;- (void)clearCachedMediaViews;

GTIMessagesCollectionViewDataSource

GTIMessagesAvatarImageFactory

GTIVoiceMediaItem

UICollectionViewDataSource

GTIMessageMediaData

- (UIView *)mediaView;- (CGSize)mediaViewDisplaySize;- (UIView *)mediaPlaceholderView;- (NSUInteger)mediaHash;

GTIMessageData

@required- (NSString *)senderId;- (NSString *)senderDisplayName;- (NSDate *)date;- (BOOL)isMediaMessage;- (NSUInteger)messageHash;@optional- (NSString *)text;- (id)media;

GTIMessagesMediaViewBubbleImageMasker

GTIMessagesBubbleSizeCalculating

GTIVideoMediaItem

GTIMessagesBubblesSizeCalculator