//
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// LD_ImagePickerTool.swift
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// JQTools
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//
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// Created by 无故事王国 on 2020/10/16.
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//
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import UIKit
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import TZImagePickerController
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/// 本地图片选择器
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// LD_ImagePickerTool 出现BUG；非本地模式此类进行修复(present无法呈现，未进行国际化)
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public class ImagePickerTool: NSObject{
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public typealias LD_ImagePickerClouse = ((UIImage)->Void)?
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public typealias LD_ImagePickerMutiClouse = (([UIImage],[Any])->Void)?
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private enum ChooseTypeEnum {
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case album
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case camera
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case none
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}
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private enum ChooseMethodType{
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case profile //头像选择
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case muti //多图选择
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case single //单图选择
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case none
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}
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private var authorizesTool = LD_AuthorizesTool.default //授权检查
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private var clouse:LD_ImagePickerClouse!
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private var mutiClouse:LD_ImagePickerMutiClouse!
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private var chooseMethodType:ChooseMethodType = .none //选择的类型
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private var needClip = true //需要裁剪，裁剪
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private var clipSize = CGSize(width: 0, height: 0) //裁剪大小
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private var handleVC:UIViewController?
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//裁剪框frame
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private var clipFrame:CGRect{
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get{
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if clipSize.width == 0 || clipSize.height == 0 {
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assert(false,"未设置裁剪框大小")
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}
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var clipFrame = CGRect.zero
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clipFrame.size = clipSize
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clipFrame.origin = CGPoint(x: (ScreenWidth - clipSize.width)/2.0, y: (ScreenHeight - clipSize.width)/2.0)
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return clipFrame
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}
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}
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public static let `default`:ImagePickerTool = {
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let center = ImagePickerTool()
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return center
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}()
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public override init() {
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super.init()
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}
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private func reset(){
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needClip = true
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clipSize = CGSize(width: 0, height: 0)
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}
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/// 提示选择框
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private func showAlert(title:String, _ clouse: @escaping (ChooseTypeEnum)->Void){
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unowned let weakSelf = self
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let alertVC = UIAlertController(title: title, message: nil, preferredStyle: .actionSheet)
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let libaryAction = UIAlertAction(title: "相册", style: .default) { (_) in
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weakSelf.authorizesTool.openAlbumServiceWithBlock(true) { (status) in
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if status{clouse(.album)}
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}
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}
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let cameraAction = UIAlertAction(title: "拍照", style: .default) { (_) in
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weakSelf.authorizesTool.openCaptureDeviceServiceWithBlock(true) { (status) in
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if status{clouse(.camera)}
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}
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}
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let cancelAction = UIAlertAction(title: "取消", style: .cancel, handler: nil)
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alertVC.addAction(cameraAction)
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alertVC.addAction(libaryAction)
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alertVC.addAction(cancelAction)
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handleVC?.present(alertVC, animated: true, completion: nil)
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}
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/// 上传头像:进行一定的压缩，头像默认启用压缩
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/// - Parameters:
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/// - clouse: 回调
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/// - clipSize: 裁剪大小
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public func profile(vc:UIViewController, _ clouse:LD_ImagePickerClouse, needClip:Bool = true){
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self.clouse = clouse
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self.needClip = needClip
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self.chooseMethodType = .profile
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self.handleVC = vc
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if needClip {
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self.clipSize = CGSize(width: ScreenWidth, height: ScreenWidth)
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}
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unowned let weakSelf = self
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showAlert(title: "选择选取头像方式") { (type) in
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if type == .album{
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let p = TZImagePickerController(maxImagesCount: 1, columnNumber: 4, delegate: self)
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p!.modalPresentationStyle = .fullScreen
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p!.allowTakeVideo = false
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p!.allowTakePicture = false
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p!.sortAscendingByModificationDate = true
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p!.allowPickingVideo = false
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p!.maxImagesCount = 1
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p!.allowCrop = needClip
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p!.cropRect = weakSelf.clipFrame
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self.handleVC?.present(p!, animated: true, completion: nil)
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}
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if type == .camera{
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DispatchQueue.main.async {
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let p = UIImagePickerController()
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p.delegate = self
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p.modalPresentationStyle = .fullScreen
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p.allowsEditing = needClip
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p.sourceType = .camera
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p.cameraDevice = .front
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self.handleVC?.present(p, animated: true, completion: nil)
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}
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}
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}
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}
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/// 选择单图
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/// - Parameters:
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/// - clouse: 回调
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/// - clipSize: 如果需要裁剪，设置
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public func singleImage(vc:UIViewController,_ clouse:LD_ImagePickerClouse, clipSize:CGSize? = nil){
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self.clouse = clouse
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self.chooseMethodType = .single
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self.needClip = (clipSize != nil)
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self.clipSize = clipSize ?? CGSize.zero
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self.handleVC = vc
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unowned let weakSelf = self
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showAlert(title: "选择选取图片方式") { (type) in
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if type == .album{
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let p = TZImagePickerController(maxImagesCount: 1, columnNumber: 5, delegate: self)
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p!.modalPresentationStyle = .fullScreen
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p!.allowTakeVideo = false
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p!.allowTakePicture = false
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p!.sortAscendingByModificationDate = true
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p!.allowPickingVideo = false
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p!.maxImagesCount = 1
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p!.allowCrop = weakSelf.needClip
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if weakSelf.needClip {
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p!.cropRect = weakSelf.clipFrame
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}
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self.handleVC?.present(p!, animated: true, completion: nil)
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}
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if type == .camera{
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let p = UIImagePickerController()
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p.delegate = self
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p.modalPresentationStyle = .fullScreen
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p.allowsEditing = false
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p.sourceType = .camera
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p.cameraDevice = .front
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self.handleVC?.present(p, animated: true, completion: nil)
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}
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}
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}
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/// 多图选择
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/// - Parameters:
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/// - clouse: 回调
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/// - max: 最大的选择数量
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public func multiImage(vc:UIViewController, _ clouse:LD_ImagePickerMutiClouse,max:NSInteger,selectAsstes:NSMutableArray? = nil){
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self.chooseMethodType = .muti
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self.mutiClouse = clouse
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let p = TZImagePickerController(maxImagesCount: max, columnNumber: 4, delegate: self)
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p!.modalPresentationStyle = .fullScreen
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p!.allowTakeVideo = false
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p!.allowTakePicture = false
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p!.sortAscendingByModificationDate = true
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p!.allowPickingVideo = false
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p!.allowCrop = false
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self.handleVC = vc
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if selectAsstes != nil {
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p!.selectedAssets = selectAsstes
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}
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handleVC?.present(p!, animated: true, completion: nil)
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}
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}
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extension ImagePickerTool:TZImagePickerControllerDelegate{
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public func imagePickerController(_ picker: TZImagePickerController!, didFinishPickingPhotos photos: [UIImage]!, sourceAssets assets: [Any]!, isSelectOriginalPhoto: Bool) {
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picker.selectedAssets = NSMutableArray(array: assets)
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if chooseMethodType == .muti {
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mutiClouse!(photos,assets)
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}
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if chooseMethodType == .profile {
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clouse!(photos.first!)
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}
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reset()
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}
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}
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extension ImagePickerTool:UIImagePickerControllerDelegate{
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//取消
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public func imagePickerControllerDidCancel(_ picker: UIImagePickerController) {
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unowned let weakSelf = self
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picker.dismiss(animated: true) {
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weakSelf.reset()
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}
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}
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//成功选取
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public func imagePickerController(_ picker: UIImagePickerController, didFinishPickingMediaWithInfo info: [UIImagePickerController.InfoKey : Any]) {
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var image:UIImage
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if chooseMethodType == .profile {
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//需要被裁剪
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if needClip{
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image = info[UIImagePickerController.InfoKey.editedImage] as! UIImage
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}else{
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image = info[UIImagePickerController.InfoKey.originalImage] as! UIImage
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}
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clouse!(image)
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}
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if self.chooseMethodType == .single {
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image = info[UIImagePickerController.InfoKey.originalImage] as! UIImage
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// if needClip {
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// let corpperVC = VPImageCropperViewController(image: image, cropFrame: clipFrame, limitScaleRatio: Int(image.scale))
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// corpperVC.modalPresentationStyle = .fullScreen
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// DispatchQueue.main.asyncAfter(deadline: .now()+0.4) {
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// LD_currentViewController().present(corpperVC, animated: true, completion: nil)
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// }
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// unowned let weakSelf = self
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// corpperVC.imageCropperHandler { (vc, image) in
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// if weakSelf.clouse != nil {
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// weakSelf.clouse!(image)
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// corpperVC.dismiss(animated: true) {
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// weakSelf.reset()
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// }
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// }
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// } cancelClouse: {
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// corpperVC.dismiss(animated: true) {
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// weakSelf.reset()
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// }
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// }
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// }
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// else{
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clouse!(image)
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// }
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}
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unowned let weakSelf = self
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picker.dismiss(animated: true) {
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weakSelf.reset()
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}
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}
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}
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//extension LD_ImagePickerTool:ImageCropperDelegate{
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// public func imageCropper(_ cropperViewController: VPImageCropperViewController, didFinished editedImage: UIImage) {
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// if clouse != nil {
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// clouse!(editedImage)
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//
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// unowned let weakSelf = self
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// cropperViewController.dismiss(animated: true) {
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// weakSelf.reset()
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// }
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// }
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// }
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//
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// public func imageCropperDidCancel(_ cropperViewController: VPImageCropperViewController) {
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// unowned let weakSelf = self
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// cropperViewController.dismiss(animated: true) {
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// weakSelf.reset()
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// }
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// }
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//}
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extension ImagePickerTool:UINavigationControllerDelegate{}
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