//
//  IHColorAdjustmentView.swift
//  Inhealth
//
//  Created by weclouds on 2019/12/14.
//  Copyright © 2019 weclouds. All rights reserved.
//

import UIKit


struct ColorStruct {
    var  Red : Int? = 0
    var  Green : Int? = 0
    var  Blue : Int? = 0
    
}

protocol IHColorAdjustmentViewDelegate : NSObjectProtocol{
    func colorAdjustmentViewChangedColor(red:Int,green : Int,blue: Int)
}
class IHColorAdjustmentView: UIView {
    weak var delegate: IHColorAdjustmentViewDelegate?
    var colorStruct :ColorStruct?{
        didSet{
            if var color = self.colorStruct {
                if color.Red! > 255 {
                    color.Red = 255
                }
                if color.Green! > 255 {
                    color.Green = 255
                }
                if color.Blue! > 255 {
                    color.Blue = 255
                }
                self.rLabel.text = "\(color.Red!)"
                self.gLabel.text = "\(color.Green!)"
                self.bLabel.text = "\(color.Blue!)"
                let red = CGFloat(color.Red!) / 255
                let green = CGFloat(color.Green!) / 255
                let blue = CGFloat(color.Blue!) / 255
                self.curColor = UIColor(red: red, green: green, blue: blue, alpha: 1)
                 preColor = self.curColor
                
                  _fill(preColor!)
                isTouchColorSquare = false
                isTouchColorBarPicker = false
            }
        }
    }

    var isTouchColorSquare = false
    var isTouchColorBarPicker = false
    //默认红色
    fileprivate let default_color = UIColor.red
    
    var colorPickerBlock:((CGFloat,CGFloat,CGFloat)->Void)?
    
    @IBOutlet weak var ColorSquareView: DivoomColorSquareView! //色块
    
    @IBOutlet weak var ColorBarPickerView: DivoomColorBarPickerView! //滑动条
    
    
    @IBOutlet weak var rLabel: UILabel!
    
    @IBOutlet weak var gLabel: UILabel!
    
    @IBOutlet weak var bLabel: UILabel!
    
    
    /// 上一次的颜色 //默认红色
    var preColor : UIColor? = .red
    ///当前颜色
    var curColor : UIColor? = .red
 
    ///屏幕比例
   private var  _scaling :CGFloat?
    
    override func awakeFromNib() {
        super.awakeFromNib()
        log.debug("IHColorAdjustmentView -- awakeFromNib")
        setupView()

    }

  
    func setupView()  {
        _scaling = UIScreen.main.bounds.size.width / 375
        //默认红色

          eventConfig()
    }
    
    ///配置事件
  private  func eventConfig()  {
   // log.debug("eventConfig配置事件")
        // barpickView回调
        self.ColorBarPickerView.valueChangedBlock = { (hvalue) in
            self.ColorSquareView.hvalue = hvalue
           // log.debug("hvalue - \(hvalue) ")
        }
    self.ColorBarPickerView.touchEnddBlock = {
       // log.debug("点击了滑动条")
        self.isTouchColorSquare = false
        self.isTouchColorBarPicker = true
    }

        //suiareView回调
        self.ColorSquareView.colorChangedBlock = { (color) in
            self.curColor = color //当前颜色
            let coms = color.cgColor.components
            var r ,g,b : Int
            //考虑灰度情况
            if coms?.count == 2 {
                r = Int((coms?.first)! * CGFloat(255))
                g = Int((coms?.first)! * CGFloat(255))
                b = Int((coms?.first)! * CGFloat(255))
            }else{
                r = Int((coms?[0])! * CGFloat(255))
                g = Int((coms?[1])! * CGFloat(255))
                b = Int((coms?[2])! * CGFloat(255))
            }
            
            self.rLabel.text = "\(r)"
            self.gLabel.text = "\(g)"
            self.bLabel.text = "\(b)"
           //log.debug("色块 r - \(r) - g - \(g) - b - \(b) ")
          //  log.debug("isTouchColorSquare - \(self.isTouchColorSquare) --- isTouchColorBarPicker - \(self.isTouchColorBarPicker) ")
            if self.isTouchColorSquare == true || self.isTouchColorBarPicker == true {
                if let delegate = self.delegate {
                 delegate.colorAdjustmentViewChangedColor(red: r, green: g , blue: b)
                }
            }


        }
    
         //触摸
    self.ColorSquareView.touchColorEndBlock = {
        //log.debug("点击了色块")
        self.isTouchColorSquare = true
        self.isTouchColorBarPicker = false
    }
        
    }
    //填充颜色
    private func _fill(_ color :UIColor){
        var  r : Float  = 0
        var  g : Float  = 0
        var  b : Float  = 0
        var  a : Float  = 0
        var  h : Float  = 0
        var  s : Float  = 0
        var  v : Float  = 0
        let comp = color.cgColor.components
        r = Float(comp![0])
        g = Float(comp![1])
        b = Float(comp![2])
        a = Float(comp![3])
        RGBToHSV(r, g, b, &h, &s, &v, true) //调用c方法 自动转换
        ColorBarPickerView.hvalue = CGFloat(h)
        ColorSquareView.hvalue = CGFloat(h)
        ColorSquareView.svvalue = CGPoint(x: CGFloat(s), y: CGFloat(v))
//        var h: CGFloat = 0
//        var s: CGFloat = 0
//        var b: CGFloat = 0
//        var a: CGFloat = 0
//        color.getHue(&h, saturation: &s, brightness: &b, alpha: &a)
        
    }
  

     func getMutablePointer<T>(ptr: UnsafeMutablePointer<T>) -> UnsafeMutablePointer<T> {
        return ptr
    }
}