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9bc996374f
git-subtree-dir: submodules/AsyncDisplayKit git-subtree-mainline: d06f423e0ed3df1fed9bd10d79ee312a9179b632 git-subtree-split: 02bedc12816e251ad71777f9d2578329b6d2bef6
90 lines
3.1 KiB
Swift
90 lines
3.1 KiB
Swift
//
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// PhotoTableNodeCell.swift
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// Texture
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//
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// Copyright (c) Facebook, Inc. and its affiliates. All rights reserved.
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// Changes after 4/13/2017 are: Copyright (c) Pinterest, Inc. All rights reserved.
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// Licensed under Apache 2.0: http://www.apache.org/licenses/LICENSE-2.0
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//
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import Foundation
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import AsyncDisplayKit
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class PhotoTableNodeCell: ASCellNode {
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// MARK: Properties
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let usernameLabel = ASTextNode()
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let timeIntervalLabel = ASTextNode()
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let photoLikesLabel = ASTextNode()
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let photoDescriptionLabel = ASTextNode()
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let avatarImageNode: ASNetworkImageNode = {
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let node = ASNetworkImageNode()
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node.contentMode = .scaleAspectFill
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// Set the imageModificationBlock for a rounded avatar
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node.imageModificationBlock = ASImageNodeRoundBorderModificationBlock(0, nil)
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return node
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}()
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let photoImageNode: ASNetworkImageNode = {
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let node = ASNetworkImageNode()
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node.contentMode = .scaleAspectFill
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return node
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}()
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// MARK: Lifecycle
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init(photoModel: PhotoModel) {
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super.init()
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automaticallyManagesSubnodes = true
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photoImageNode.url = URL(string: photoModel.url)
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avatarImageNode.url = URL(string: photoModel.user.profileImage)
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usernameLabel.attributedText = photoModel.attributedStringForUserName(withSize: Constants.CellLayout.FontSize)
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timeIntervalLabel.attributedText = photoModel.attributedStringForTimeSinceString(withSize: Constants.CellLayout.FontSize)
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photoLikesLabel.attributedText = photoModel.attributedStringLikes(withSize: Constants.CellLayout.FontSize)
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photoDescriptionLabel.attributedText = photoModel.attributedStringForDescription(withSize: Constants.CellLayout.FontSize)
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}
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// MARK: ASDisplayNode
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override func layoutSpecThatFits(_ constrainedSize: ASSizeRange) -> ASLayoutSpec {
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// Header Stack
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var headerChildren: [ASLayoutElement] = []
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let headerStack = ASStackLayoutSpec.horizontal()
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headerStack.alignItems = .center
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avatarImageNode.style.preferredSize = CGSize(
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width: Constants.CellLayout.UserImageHeight,
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height: Constants.CellLayout.UserImageHeight
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)
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headerChildren.append(ASInsetLayoutSpec(insets: Constants.CellLayout.InsetForAvatar, child: avatarImageNode))
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usernameLabel.style.flexShrink = 1.0
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headerChildren.append(usernameLabel)
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let spacer = ASLayoutSpec()
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spacer.style.flexGrow = 1.0
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headerChildren.append(spacer)
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timeIntervalLabel.style.spacingBefore = Constants.CellLayout.HorizontalBuffer
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headerChildren.append(timeIntervalLabel)
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let footerStack = ASStackLayoutSpec.vertical()
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footerStack.spacing = Constants.CellLayout.VerticalBuffer
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footerStack.children = [photoLikesLabel, photoDescriptionLabel]
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headerStack.children = headerChildren
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let verticalStack = ASStackLayoutSpec.vertical()
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verticalStack.children = [
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ASInsetLayoutSpec(insets: Constants.CellLayout.InsetForHeader, child: headerStack),
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ASRatioLayoutSpec(ratio: 1.0, child: photoImageNode),
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ASInsetLayoutSpec(insets: Constants.CellLayout.InsetForFooter, child: footerStack)
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]
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return verticalStack
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}
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}
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