✨[FEAT] #146 - 북마크한 현상소 나타내는 뷰 스크롤에 따라 애니메이션 처리

TeamFILL-IN · Jan 19, 2023 · c3d58ce · c3d58ce
1 parent b205038
commit c3d58ce
Showing 1 changed file with 28 additions and 4 deletions.
diff --git a/...trollers/MyPageViewController/likedStudiosViewController/likedStudiosViewController.swift b/...trollers/MyPageViewController/likedStudiosViewController/likedStudiosViewController.swift
@@ -13,17 +13,21 @@ import Then
 final class LikedStudiosViewController: UIViewController {
  // MARK: - Properties
  var likedStudiosList: [LikedStudio] = []
+ var lastPanPositionOffset: CGFloat = 0
 
  // MARK: - UI Properties
  private let navigationBar = FilinNavigationBar()
- private let headerView = UIView()
+
+ private let headerView = UIView().then {
+ $0.backgroundColor = .fillinBlack
+ }
 
  private lazy var studiosCollectionView: UICollectionView = {
  let layout = UICollectionViewFlowLayout()
 
  let collectionView = UICollectionView(frame: .zero, collectionViewLayout: layout)
  collectionView.isScrollEnabled = true
- collectionView.backgroundColor = .black
+ collectionView.backgroundColor = .fillinBlack
 
  return collectionView
  }()
@@ -64,7 +68,7 @@ final class LikedStudiosViewController: UIViewController {
 
  // MARK: - @objc
  @objc func upButtonDidTap(_ sender: UIButton) {
- studiosCollectionView.setContentOffset(CGPoint(x: 0, y: 0), animated: true)
+ studiosCollectionView.setContentOffset(.zero, animated: true)
  }
 
  // MARK: - Custom Method
@@ -107,6 +111,8 @@ extension LikedStudiosViewController {
  layoutHeaderView()
  layoutStudiosCollectionView()
  layoutFloatingUpButton()
+ view.bringSubviewToFront(headerView)
+ view.bringSubviewToFront(navigationBar)
  }
 
  private func layoutNavigaionBar() {
@@ -147,7 +153,7 @@ extension LikedStudiosViewController {
  private func layoutStudiosCollectionView() {
  view.addSubview(studiosCollectionView)
  studiosCollectionView.snp.makeConstraints {
- $0.top.equalTo(headerView.snp.bottom)
+ $0.top.equalTo(navigationBar.snp.bottom)
  $0.leading.bottom.trailing.equalToSuperview()
  }
  }
@@ -166,6 +172,20 @@ extension LikedStudiosViewController: UICollectionViewDelegate {
  func collectionView(_ collectionView: UICollectionView, didSelectItemAt indexPath: IndexPath) {
  // TODO: - 뷰 전환
  }
+
+ func scrollViewDidScroll(_ scrollView: UIScrollView) {
+ let actualPosition = scrollView.panGestureRecognizer.translation(in: scrollView.superview)
+ var constantY: CGFloat
+ if actualPosition.y == lastPanPositionOffset {
+ constantY = 0
+ } else {
+ constantY = actualPosition.y < 0 ? -50 : 0
+ }
+ UIView.animate(withDuration: 0.25) {
+ self.headerView.transform = CGAffineTransform(translationX: 0, y: constantY)
+ }
+ lastPanPositionOffset = actualPosition.y
+ }
 }
 
 // MARK: - UICollectionViewDataSource
@@ -191,4 +211,8 @@ extension LikedStudiosViewController: UICollectionViewDelegateFlowLayout {
 
  return cellSize
  }
+
+ func collectionView(_ collectionView: UICollectionView, layout collectionViewLayout: UICollectionViewLayout, insetForSectionAt section: Int) -> UIEdgeInsets {
+ return UIEdgeInsets(top: 50, left: 0, bottom: 0, right: 0)
+ }
 }