CNMetaCodeHomePageController.swift
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//
// CNMetaCodeHomePageController.swift
// metaCode
//
// Created by daojian on 2023/6/1.
//
import Foundation
import UIKit
import YYCategories
let Width: CGFloat = UIScreen.main.bounds.size.width
let Height: CGFloat = UIScreen.main.bounds.size.height
class CNMetaCodeHomePageController:CNLiveBaseViewController, NewPagedFlowViewDelegate, NewPagedFlowViewDataSource, CNCustomIndexViewDelegate{
///NewPagedFlowView 开始滑动时的偏移量
private var beginOffset = 0.0
private var tabBarY:CGFloat = 0.0
// MARK: - 懒加载
///数据源
lazy var dataArray: NSMutableArray = {
return NSMutableArray.init()
}()
///左右滑动分页view
lazy var pageFlowView: NewPagedFlowView = {
let pageFlowView = NewPagedFlowView.init(frame: CGRectMake(0, 0, Width, Height))
pageFlowView.delegate = self
pageFlowView.dataSource = self
pageFlowView.minimumPageAlpha = 0.1
pageFlowView.isCarousel = false
pageFlowView.orientation = .horizontal
pageFlowView.leftRightMargin = 20
pageFlowView.isOpenAutoScroll = false
//左右图片的距离顶部和底部的高度
pageFlowView.topBottomMargin = 100
return pageFlowView
}()
///背景
var backgroupView: CNHomePageBackgroupView = {
let backgroupView = CNHomePageBackgroupView.init(frame: CGRect(x: 0, y: 0, width: KSreenWidth, height: KSreenWidth*1.333))
return backgroupView
}()
//MARK: 生命周期方法
override func viewDidLoad() {
super.viewDidLoad()
self.tabBarY = (self.tabBarController?.tabBar.top)!
for i in (0..<5) {
self.dataArray.add("122")
}
self.setupUI()
// self.tabBarController?.tabBar.top = self.tabBarY + KSreenHeight
}
override func viewWillAppear(_ animated: Bool) {
super.viewWillAppear(animated)
}
override func viewDidAppear(_ animated: Bool) {
super.viewDidAppear(animated)
self.view.height = KSreenHeight
}
// MARK: - 添加UI
func setupUI(){
self.view.backgroundColor = KVCBackgroupColor
self.view.addSubview(self.backgroupView)
self.view.addSubview(self.pageFlowView)
self.pageFlowView.reloadData()
}
// MARK: - NewPagedFlowView代理
func numberOfPages(in flowView: NewPagedFlowView!) -> Int {
self.dataArray.count
}
func flowView(_ flowView: NewPagedFlowView!, cellForPageAt index: Int) -> PGIndexBannerSubiew! {
var bannerView:CNCustomIndexView? = flowView.dequeueReusableCell() as? CNCustomIndexView
if (bannerView == nil) {
bannerView = CNCustomIndexView.init(frame: CGRectMake(0, 0, Width-50, Height))
bannerView?.tag = index + 100
bannerView?.layer.cornerRadius = 4
bannerView?.layer.masksToBounds = false
}
bannerView?.superScrollView = flowView.scrollView
bannerView?.associatedVCView = self.view
bannerView?.delegate = self
return bannerView
}
func sizeForPage(in flowView: NewPagedFlowView!) -> CGSize {
return CGSize(width: Width-50, height: Height)
}
///NewPagedFlowView 开始滑动
func willBeginScroll(_ scrollView: UIScrollView!) {
beginOffset = scrollView.contentOffset.x
}
///NewPagedFlowView 滑动中
func didScroll(_ scrollView: UIScrollView!) {
let currentOffset:CGFloat = scrollView.contentOffset.x
if(currentOffset > beginOffset){
if let rightView = self.backgroupView.getRightView(){
if let currentApearView = self.backgroupView.currentApearView{
self.backgroupView.insertSubview(rightView, belowSubview: currentApearView)
}
self.backgroupView.currentApearView?.maskLayer.right = KSreenWidth - (currentOffset-beginOffset)*2.5
}else{
}
}
if(currentOffset < beginOffset){
if let leftView = self.backgroupView.getLeftView(){
if let currentApearView = self.backgroupView.currentApearView{
self.backgroupView.insertSubview(leftView, belowSubview: currentApearView)
}
self.backgroupView.currentApearView?.maskLayer.left = (beginOffset-currentOffset)*2.5
}else{
}
}
}
///NewPagedFlowView 滑动将要结束
func willEndScroll(_ scrollView: UIScrollView!) {
//暂时禁止再次滑动,后期优化通过自定义UIScrollView 结束动画来实现
scrollView.isScrollEnabled = false
}
///NewPagedFlowView 滑动结束
func didEndScroll(_ scrollView: UIScrollView!) {
print("scrollView.contentOffset.x = ",scrollView.contentOffset.x)
let toIndex:Int = Int(scrollView.contentOffset.x/(Width-50))
if toIndex == self.backgroupView.currentApearViewIndex{
return
}
self.backgroupView.replaceCurerrentApearView(fromIndex: self.backgroupView.currentApearViewIndex, toIndex: toIndex)
scrollView.isScrollEnabled = true
}
//MARK: - CNCustomIndexView 代理方法
func customIndexViewWillBeiginScroll(scrollView: UIScrollView) {
self.view.height = KSreenHeight
}
func customIndexViewDidScroll(scrollView: UIScrollView) {
//让tabbar跟随scrollView平移量进行移动
let fabsOffset: CGFloat = abs(scrollView.contentOffset.y - KSreenHeight)
self.tabBarController?.tabBar.top = self.tabBarY + fabsOffset
//让背景view也跟随scrollView平移量的3倍速进行移动
self.backgroupView.top = -fabsOffset*3
}
func customIndexViewDidEndScroll(scrollView: UIScrollView) {
if scrollView.contentOffset.y == KSreenHeight {
self.view.height = self.tabBarY
}
}
}