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AliView.swift
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AliView.swift
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//
// AliView.swift
// AlipaySwift
//
// Created by FOODING on 17/1/41.
// Copyright © 2017年 Noohle. All rights reserved.
//
import UIKit
typealias moreBlock = () -> Void
typealias modelBlock = (_ model: Model) -> Void
class AliView: UIView {
var moreBlock: moreBlock?
var modelBlock: modelBlock?
var currentModel: Model?
let width = Int(UIScreen.main.bounds.size.width / 4)
let height = 80
var currentArr: Array<String>?
var touchPoint = CGPoint(x: 0, y: 0)
var hasMore: Bool = true
override init(frame: CGRect) {
super.init(frame: frame)
}
convenience init(frame: CGRect, hasMore: Bool) {
self.init(frame: frame)
self.hasMore = hasMore
self.currentArr = hasMore ? Util.currentData : Util.nextData
}
required init?(coder aDecoder: NSCoder) {
fatalError("init(coder:) has not been implemented")
}
func addModel(index: Int, title: String, isMore: Bool) {
let model = Model(frame: CGRect(x: 0, y: 0, width: width, height: height), tag: index, isNextPage:
!self.hasMore, isMore: isMore)
model.delegate = self
model.addTarget(self, action: #selector(modelClick(_:)), for: .touchUpInside)
model.setTitle(title, for: .normal)
model.resetModelFrame()
self.addSubview(model)
}
func modelClick(_ model: Model) {
if model.tag == (self.currentArr?.count)! + 100 {
self.moreBlock!()
} else {
self.revertToBack()
self.modelBlock!(model)
}
}
// pop 返回时,更新第一页的布局
func reloadModels(arr: [String]) {
if arr.count > 0 {
// more Btn
let more = self.viewWithTag(100 + (self.currentArr?.count)!) as? Model
more?.tag += arr.count
more?.resetModelFrame()
for (_, title) in arr.enumerated() {
self.addModel(index: 100 + (self.currentArr?.count)!, title: title, isMore: false)
self.currentArr?.append(title)
Util.currentData.append(title)
}
}
}
func loadModels(arr: Array<String>) {
self.currentArr = arr;
if self.hasMore {
for row in 0..<3 {
for column in 0..<4 {
let index = row * 4 + column
if index < (self.currentArr?.count)! + 1 {
print("-----------\(index)")
if index == self.currentArr?.count {
self.addModel(index: index + 100, title: "More", isMore: true)
} else {
self.addModel(index: index + 100, title: arr[index], isMore: false)
}
}
}
}
} else {
for (index, title) in (self.currentArr?.enumerated())! {
self.addModel(index: index + 100, title: title, isMore: false)
}
}
}
func handleModels(model: Model) {
if (self.currentArr?.count)! > 1 {
model.removeFromSuperview()
self.currentArr?.remove(at: model.tag - 100)
self.revertToBack()
for index in model.tag ... 101 + (self.currentArr?.count)! {
let mo = self.viewWithTag(index) as? Model
mo?.tag -= 1
mo?.resetModelFrame()
}
}
}
func revertToBack() {
if (self.currentModel != nil) {
self.currentModel?._isCheck = false
self.currentModel = nil
}
}
}
extension AliView: ModelDelegate {
// var touchPoint: CGPoint {
// get {
// return self.touchPoint
// }
// set(newValue) {
// self.touchPoint = newValue
// }
// }
func changeLocation(model: Model) {
var destinationModel: Model?
for index in 0..<(self.currentArr?.count)! {
let mo = self.viewWithTag(100 + index) as? Model
if (mo != model) && (mo != nil) && (mo?.frame.contains(model.center))! {
destinationModel = mo
break
}
}
guard destinationModel != nil else {
// print("NO destinationModel")
return
}
self.currentArr?.remove(at: model.tag - 100)
self.currentArr?.insert(model.title, at: (destinationModel?.tag)! - 100)
// 从后往前移动
if (destinationModel?.tag)! < model.tag {
for index in ((destinationModel?.tag)!..<model.tag).reversed() {
let aModel = self.viewWithTag(index) as? Model
aModel?.tag += 1
aModel?.resetModelFrame()
}
model.tag = (destinationModel?.tag)! - 1
} else {
for index in model.tag + 1...(destinationModel?.tag)! {
let aModel = self.viewWithTag(index) as! Model
aModel.tag -= 1
aModel.resetModelFrame()
}
model.tag = (destinationModel?.tag)! + 1
}
}
func longPressBegin(model: Model, gesture: UILongPressGestureRecognizer) {
guard model.tag != 100 + (self.currentArr?.count)! else {
print("more")
return
}
if self.currentModel == model {
currentModel?._isCheck = true
} else {
currentModel?._isCheck = false
currentModel = model
currentModel?._isCheck = true
}
touchPoint = gesture.location(in: gesture.view)
}
func longPressChange(model: Model, gesture: UILongPressGestureRecognizer) {
let newPoint = gesture.location(in: gesture.view)
let newX = newPoint.x - touchPoint.x
let newY = newPoint.y - touchPoint.y
let endPoint = CGPoint(x: newX + model.center.x, y: newY + model.center.y)
model.center = endPoint
self.changeLocation(model: model)
}
func longPressEnd(model: Model, gesture: UILongPressGestureRecognizer) {
UIView.animate(withDuration: 0.2) {
self.currentModel?.transform = CGAffineTransform.identity
}
model.resetModelFrame()
}
func delete(model: Model) {
Util.currentData.remove(at: model.tag - 100)
Util.nextData.append(model.title)
self.handleModels(model: model)
}
func add(model: Model) {
Util.nextData.remove(at: model.tag - 100)
Util.addData.append(model.title)
self.handleModels(model: model)
}
}