PDF_Office/PDF Office/PDF Master/KMClass/KMPDFViewController/EditTool/Watermark/Model/KMWatermarkManager.swift

//
//  KMWatermarkManager.swift
//  PDF Reader Pro
//
//  Created by tangchao on 2022/12/19.
//

import Cocoa

let KMWaterMarkDatasUpdateNotiName = NSNotification.Name("KMWaterMarkDatasUpdateNotiName")

enum KMWatermarkKey: String {
    case watermarkType = "watermarkTypeKey"
    
    case text = "WatermarTextKey"
    case textFontSize = "WatermarkOfTextFontSizeKey"
    case textfontStyle = "WatermarkOfTextFontStyleKey"
    case textFontName = "textFontName"
    
    case textColor = "WatermarkTextColorKey"
    case red = "WatermarkOfRedKey"
    case green = "WatermarkOfGreenKey"
    case blue = "WatermarkOfBlueKey"
    
    case imagePath = "WatermarkOfImagePathKey"
    
    case rotate = "WatermarkOfRotationKey"
    case opacity = "WatermarkOfOpacityKey"
    case isScale = "WatermarkOfIsScaleKey"
    case scale = "WatermarkOfScaleKey"
    case verticalMode = "WatermarkOfVerticalModeKey"
    case verticalSpace = "WatermarkOfVerticalSpaceKey"
    case horizontalMode = "WatermarkOfHorizontalModeKey"
    case horizontalSpace = "WatermarkOfHorizontalSpaceKey"
    case isFront = "WatermarkOfIsFrontKey"
    case createDate = "WatermarkOfCreatTemplateDateKey"
    case pageRangeType = "WatermarkOfPageRangeTypeKey"
    case pageRangeString = "WatermarkOfPageStringKey"
    case tileVerticalSpace = "WatermarkTileVerticalSpaceKey"
    case tileHorizontalSpace = "WatermarkTileHorizontalSpaceKey"
    case isTile = "WatermarkOfIsTileKey"
    case lastAddData = "kAddLastWatermarkDataKey1"
    case id = "kWatermarkIDKey"
    case tag = "kWatermarkTagKey"
    case watermarkName = "watermarkNameKey"
    
}

class KMWatermarkManager: NSObject {

    let watermarkFolderPath = NSSearchPathForDirectoriesInDomains(FileManager.SearchPathDirectory.applicationSupportDirectory, FileManager.SearchPathDomainMask.userDomainMask, true).last?.stringByAppendingPathComponent(Bundle.main.bundleIdentifier!).stringByAppendingPathComponent("watermark")
    
    let watermarkPlistPath = NSSearchPathForDirectoriesInDomains(FileManager.SearchPathDirectory.applicationSupportDirectory, FileManager.SearchPathDomainMask.userDomainMask, true).last?.stringByAppendingPathComponent(Bundle.main.bundleIdentifier!).stringByAppendingPathComponent("watermark").stringByAppendingPathComponent("watermark.plist")
    
    let watermarkImageFolder = NSSearchPathForDirectoriesInDomains(FileManager.SearchPathDirectory.applicationSupportDirectory, FileManager.SearchPathDomainMask.userDomainMask, true).last?.stringByAppendingPathComponent(Bundle.main.bundleIdentifier!).stringByAppendingPathComponent("watermark").stringByAppendingPathComponent("image")
    
    static let defaultManager = KMWatermarkManager()
    
    var watermarks: Array<KMWatermarkModel> = []
    
    var defaultWatermarkData = KMWatermarkModel.defaultWDData()
    
    override init() {
        super.init()
        
#if DEBUG
        print("watermarkPlistPath=\(watermarkPlistPath ?? "")")
#endif
        
        if (!FileManager.default.fileExists(atPath: watermarkFolderPath!)) {
            try?FileManager.default.createDirectory(atPath: watermarkFolderPath!, withIntermediateDirectories: true, attributes: nil)
        }
        
        if (!FileManager.default.fileExists(atPath: watermarkImageFolder!)) {
            let create: ()? = try?FileManager.default.createDirectory(atPath: watermarkImageFolder!, withIntermediateDirectories: false)
        }
        
        if (FileManager.default.fileExists(atPath: watermarkPlistPath!)) {
            let dataDict = NSDictionary(contentsOfFile: watermarkPlistPath!)
            for keyIndex in 0 ..< (dataDict?.allKeys.count ?? 0) {
                let key: String = dataDict?.allKeys[keyIndex] as! String
                
                let watermarkDict: NSDictionary = dataDict?.object(forKey: key) as! NSDictionary
                let model = parseDictionary(dict: watermarkDict)
                watermarks.append(model)
            }
            watermarks.sort(){$0.tag > $1.tag}
           
        }
    }
    
    //MARK: - 增删改查
    func addWatermark(watermark: KMWatermarkModel) -> Bool {
        if (!FileManager.default.fileExists(atPath: watermarkFolderPath!)) {
            let create: ()? = try?FileManager.default.createDirectory(atPath: watermarkFolderPath!, withIntermediateDirectories: true, attributes: nil)
            if (create == nil) {
                return false
            }
        }
        
        if (!FileManager.default.fileExists(atPath: watermarkPlistPath!)) {
            FileManager.default.createFile(atPath: watermarkPlistPath!, contents: nil)
        }
        
        let dict = NSDictionary(contentsOfFile: watermarkPlistPath!)
        var newDict:NSMutableDictionary!
        if (dict != nil) {
            newDict = NSMutableDictionary(dictionary: dict!)
        } else {
            newDict = NSMutableDictionary()
        }
        
        let watermarkDict = self.parseWaterMark(model: watermark)
        if (watermarkDict.isEmpty) {
            return false
        }
        
        let key: String = watermark.tag
        if newDict.object(forKey: key) != nil {
            newDict.setObject(watermarkDict, forKey: key as NSCopying)
        } else {
            newDict.addEntries(from: [key : watermarkDict])
        }
        
        let result = newDict.write(toFile: watermarkPlistPath!, atomically: true)
        if (result) {
            if (self.watermarks.count < 1) {
                self.watermarks.append(watermark)
            } else {
                self.watermarks.insert(watermark, at: 0)
            }
            watermark.updatePreviewImage()
        }
        
        NotificationCenter.default.post(name: KMWaterMarkDatasUpdateNotiName, object: nil)
        
        return result
    }
    
    func updateWatermark(watermark: KMWatermarkModel) -> Bool {
        if (!FileManager.default.fileExists(atPath: watermarkFolderPath!)) {
            let create: ()? = try?FileManager.default.createDirectory(atPath: watermarkFolderPath!, withIntermediateDirectories: false)
            if (create == nil) {
                return false
            }
        }
        
        if (!FileManager.default.fileExists(atPath: watermarkPlistPath!)) {
            FileManager.default.createFile(atPath: watermarkPlistPath!, contents: nil)
        }
        
        var flagModel: KMWatermarkModel!
        for model in self.watermarks {
            if (model.tag == watermark.tag) {
                flagModel = model
                break
            }
        }
        
        if (flagModel == nil) {
            return false
        }
        
        let dict = NSDictionary(contentsOfFile: watermarkPlistPath!)
        var newDict:NSMutableDictionary!
        if (dict != nil) {
            newDict = NSMutableDictionary(dictionary: dict!)
        } else {
            newDict = NSMutableDictionary()
        }
        
        let watermarkDict = self.parseWaterMark(model: watermark)
        if (watermarkDict.isEmpty) {
            return false
        }
        
        newDict.setObject(watermarkDict, forKey: flagModel.tag as NSCopying)
        let result = newDict.write(toFile: watermarkPlistPath!, atomically: true)
        if (result) {
            if let index = self.watermarks.firstIndex(of: flagModel) {
                self.watermarks[index] = watermark
            }
            watermark.updatePreviewImage()
        }
        NotificationCenter.default.post(name: KMWaterMarkDatasUpdateNotiName, object: nil)
        
        return result
    }
    
    func removeWatermark(watermark: KMWatermarkModel) -> Bool {
        if (!FileManager.default.fileExists(atPath: watermarkPlistPath!)) {
            return false
        }
        
        let key: String = watermark.tag
        
        let dictionary = NSDictionary(contentsOfFile: watermarkPlistPath!)
        var newDictionary: NSMutableDictionary!
        if (dictionary != nil) {
            newDictionary = NSMutableDictionary(dictionary: dictionary!)
        } else {
            newDictionary = NSMutableDictionary()
        }
        newDictionary.removeObject(forKey: key)
        
        let result = newDictionary.write(toFile: watermarkPlistPath!, atomically: true)
        if (result) {
            if let filePath: String = watermark.imagePath {
                try?FileManager.default.removeItem(atPath: filePath)
            }
            if (self.watermarks.contains(watermark)) {
                self.watermarks.removeObject(watermark)
            }
        }
        NotificationCenter.default.post(name: KMWaterMarkDatasUpdateNotiName, object: nil)
        
        return result
    }
    
    func removeAllWatermark() -> Bool {
        if (!FileManager.default.fileExists(atPath: watermarkPlistPath!)) {
            return false
        }
        
        let dictionary = NSDictionary(contentsOfFile: watermarkPlistPath!)
        var newDictionary: NSMutableDictionary!
        if (dictionary != nil) {
            newDictionary = NSMutableDictionary(dictionary: dictionary!)
        } else {
            newDictionary = NSMutableDictionary()
        }
        
        newDictionary.removeAllObjects()
        
        let result = newDictionary.write(toFile: watermarkPlistPath!, atomically: true)
        if (result) {
            self.watermarks.removeAll()
        }
        
        NotificationCenter.default.post(name: KMWaterMarkDatasUpdateNotiName, object: nil)
        
        return result
    }
    
    //MARK: - private
    func setDictToWatermarK(dict: NSDictionary, _ model: KMWatermarkModel) {
        model.watermarkType = .text
        if let typeIndex = dict.object(forKey: KMWatermarkKey.watermarkType.rawValue) as? AnyObject {
            if let rawValue = typeIndex as? Int {
                model.watermarkType = CPDFWatermarkType(rawValue: rawValue) ?? .text
            } else if let rawValue = typeIndex as? String, let rawIndex = Int(rawValue) {
                model.watermarkType = CPDFWatermarkType(rawValue: rawIndex) ?? .text
            }
        }
        
        model.text = (dict.object(forKey: KMWatermarkKey.text.rawValue) as? String)
        model.fontName = (dict.object(forKey: KMWatermarkKey.textFontName.rawValue) as? String) ?? ""
        model.fontStyle = (dict.object(forKey: KMWatermarkKey.textfontStyle.rawValue) as? String) ?? ""
        model.fontSize = (dict.object(forKey: KMWatermarkKey.textFontSize.rawValue) as? CGFloat) ?? 12
 
        if let pathValue = dict.object(forKey: KMWatermarkKey.imagePath.rawValue) {
            let path = watermarkFolderPath?.stringByAppendingPathComponent(pathValue as! String)
            if (FileManager.default.fileExists(atPath: path!)) {
                model.imagePath = path ?? ""
            }
        }
         
        model.isScale = (dict.object(forKey: KMWatermarkKey.isScale.rawValue) as? Bool) ?? false
        model.scale = (dict.object(forKey: KMWatermarkKey.scale.rawValue) as? CGFloat) ?? 1
        model.rotation = dict.object(forKey: KMWatermarkKey.rotate.rawValue) as? CGFloat ?? 0
        model.opacity = (dict.object(forKey: KMWatermarkKey.opacity.rawValue) as? CGFloat) ?? 1
        model.verticalPosition = (dict.object(forKey: KMWatermarkKey.verticalMode.rawValue) as? CPDFWatermarkVerticalPosition) ?? .center
        model.ty = dict.object(forKey: KMWatermarkKey.verticalSpace.rawValue) as? CGFloat ?? 0
        model.horizontalPosition = (dict.object(forKey: KMWatermarkKey.horizontalMode.rawValue) as? CPDFWatermarkHorizontalPosition) ?? .center
        model.tx = dict.object(forKey: KMWatermarkKey.horizontalSpace.rawValue) as? CGFloat ?? 0
        if let textColorKey = dict.object(forKey: KMWatermarkKey.textColor.rawValue) as? String {
            model.textColor = NSColor.km_init(hex: textColorKey)
        } else {
            let red: CGFloat = dict.object(forKey: KMWatermarkKey.red.rawValue) as? CGFloat ?? 0
            let green: CGFloat = dict.object(forKey: KMWatermarkKey.green.rawValue) as? CGFloat ?? 0
            let blue: CGFloat = dict.object(forKey: KMWatermarkKey.blue.rawValue) as? CGFloat ?? 0
            model.textColor = NSColor(red: red, green: green, blue: blue, alpha: 1.0)
        }
        model.isFront = (dict.object(forKey: KMWatermarkKey.isFront.rawValue) as? Bool) ?? false
        model.isTilePage = (dict.object(forKey: KMWatermarkKey.isTile.rawValue) as? Bool) ?? false
        model.horizontalSpacing = (dict.object(forKey: KMWatermarkKey.tileHorizontalSpace.rawValue) as? CGFloat) ?? 0
        model.verticalSpacing = (dict.object(forKey: KMWatermarkKey.tileVerticalSpace.rawValue) as? CGFloat) ?? 0
        model.tag = (dict.object(forKey: KMWatermarkKey.tag.rawValue) as? String) ?? ""
        model.watermarkName = (dict.object(forKey: KMWatermarkKey.watermarkName.rawValue) as? String) ?? ""
        
        NotificationCenter.default.post(name: KMWaterMarkDatasUpdateNotiName, object: nil)
    }
    
    //MARK: - Parse
    func parseWaterMark(model: KMWatermarkModel) -> Dictionary<String, Any> {
        var dict: [String : Any] = [:]
        
        if model.watermarkType == .text {
            dict[KMWatermarkKey.watermarkType.rawValue] = NSNumber(value: 0)
        } else if model.watermarkType == .image {
            dict[KMWatermarkKey.watermarkType.rawValue] = NSNumber(value: 1)
        }
        
        if let text = model.text {
            dict[KMWatermarkKey.text.rawValue] = text
        }
        dict[KMWatermarkKey.textFontName.rawValue] = model.fontName
        dict[KMWatermarkKey.textfontStyle.rawValue] = model.fontStyle
        dict[KMWatermarkKey.textFontSize.rawValue] = model.fontSize
        if let imagePath = model.imagePath {
            dict[KMWatermarkKey.imagePath.rawValue] = imagePath
        }
        dict[KMWatermarkKey.isFront.rawValue] = model.isFront
        dict[KMWatermarkKey.isScale.rawValue] = model.isScale
        dict[KMWatermarkKey.scale.rawValue] = model.scale
        dict[KMWatermarkKey.opacity.rawValue] = model.opacity
        dict[KMWatermarkKey.rotate.rawValue] = model.rotation
        dict[KMWatermarkKey.verticalMode.rawValue] = model.verticalPosition.rawValue
        dict[KMWatermarkKey.verticalSpace.rawValue] = model.ty
        dict[KMWatermarkKey.horizontalMode.rawValue] = model.horizontalPosition.rawValue
        dict[KMWatermarkKey.horizontalSpace.rawValue] = model.tx
        dict[KMWatermarkKey.textColor.rawValue] = model.textColor.toHex()
        dict[KMWatermarkKey.isTile.rawValue] = model.isTilePage
        dict[KMWatermarkKey.tileVerticalSpace.rawValue] = model.verticalSpacing
        dict[KMWatermarkKey.tileHorizontalSpace.rawValue] = model.horizontalSpacing
        dict[KMWatermarkKey.tag.rawValue] = model.tag
        dict[KMWatermarkKey.watermarkName.rawValue] = model.watermarkName
        
        return dict
    }
    
    private func parseDictionary(dict: NSDictionary) -> KMWatermarkModel {
        let model = KMWatermarkModel()
         
        if let type = dict.object(forKey: KMWatermarkKey.watermarkType.rawValue) {
            if let data = type as? Int {
                model.watermarkType = CPDFWatermarkType(rawValue: data) ?? .text
            } else if let data = type as? String, let value = Int(data), value < 2 {
                model.watermarkType = CPDFWatermarkType(rawValue: value) ?? .text
            } else {
                model.watermarkType = .text
            }
        } else {
            model.watermarkType = .text
        }
        
        model.text = (dict.object(forKey: KMWatermarkKey.text.rawValue) as? String)
        model.fontName = (dict.object(forKey: KMWatermarkKey.textFontName.rawValue) as? String) ?? ""
        model.fontStyle = (dict.object(forKey: KMWatermarkKey.textfontStyle.rawValue) as? String) ?? ""
        model.fontSize = (dict.object(forKey: KMWatermarkKey.textFontSize.rawValue) as? CGFloat) ?? 12
 
        if let pathValue = dict.object(forKey: KMWatermarkKey.imagePath.rawValue) {
            model.imagePath = pathValue as? String
        }
        
        model.isScale = (dict.object(forKey: KMWatermarkKey.isScale.rawValue) as? Bool) ?? false
        model.scale = (dict.object(forKey: KMWatermarkKey.scale.rawValue) as? CGFloat) ?? 1
        model.rotation = dict.object(forKey: KMWatermarkKey.rotate.rawValue) as? CGFloat ?? 0
        model.opacity = (dict.object(forKey: KMWatermarkKey.opacity.rawValue) as? CGFloat) ?? 1
        model.verticalPosition = (dict.object(forKey: KMWatermarkKey.verticalMode.rawValue) as? CPDFWatermarkVerticalPosition) ?? .center
        model.ty = dict.object(forKey: KMWatermarkKey.verticalSpace.rawValue) as? CGFloat ?? 0
        model.horizontalPosition = (dict.object(forKey: KMWatermarkKey.horizontalMode.rawValue) as? CPDFWatermarkHorizontalPosition) ?? .center
        model.tx = dict.object(forKey: KMWatermarkKey.horizontalSpace.rawValue) as? CGFloat ?? 0
        if let textColorKey = dict.object(forKey: KMWatermarkKey.textColor.rawValue) as? String {
            model.textColor = NSColor.km_init(hex: textColorKey)
        } else {
            let red: CGFloat = dict.object(forKey: KMWatermarkKey.red.rawValue) as? CGFloat ?? 0
            let green: CGFloat = dict.object(forKey: KMWatermarkKey.green.rawValue) as? CGFloat ?? 0
            let blue: CGFloat = dict.object(forKey: KMWatermarkKey.blue.rawValue) as? CGFloat ?? 0
            model.textColor = NSColor(red: red, green: green, blue: blue, alpha: 1.0)
        }
        model.isFront = (dict.object(forKey: KMWatermarkKey.isFront.rawValue) as? Bool) ?? false
        model.isTilePage = (dict.object(forKey: KMWatermarkKey.isTile.rawValue) as? Bool) ?? false
        model.horizontalSpacing = (dict.object(forKey: KMWatermarkKey.tileHorizontalSpace.rawValue) as? CGFloat) ?? 0
        model.verticalSpacing = (dict.object(forKey: KMWatermarkKey.tileVerticalSpace.rawValue) as? CGFloat) ?? 0
        model.tag = (dict.object(forKey: KMWatermarkKey.tag.rawValue) as? String) ?? ""
        model.watermarkName = (dict.object(forKey: KMWatermarkKey.watermarkName.rawValue) as? String) ?? ""
        
        return model
    }
    
   // 水平位置枚举
   enum HorizontalPosition {
       case left
       case center
       case right
   }
   
   // 垂直位置枚举
   enum VerticalPosition {
       case top
       case center
       case bottom
   }
   
    //MARK: - Getter
    func drawImageAtpageRect(rect: NSRect, data: KMWatermarkModel) -> NSImage? {
        var size = CGSize(width: 177*3, height: 252*3)
        let text: String = data.text ?? ""
        
        var color = data.textColor
        var red: CGFloat = 0, green: CGFloat = 0, blue: CGFloat = 0
        color.usingColorSpaceName(.calibratedRGB)?.getRed(&red, green: &green, blue: &blue, alpha: nil)
        color = NSColor.init(calibratedRed: red, green: green, blue: blue, alpha: data.opacity)
        
        var returnImage: NSImage?
        
        if data.watermarkType == .image {
            guard let image = data.image() else {
                return returnImage
            }
            if data.isTilePage {
                returnImage = NSImage.createTileImageWithImage(imageToDraw: image,
                                                               imageSize: size,
                                                               rotationAngle: data.rotation * -1,
                                                               horizontalPosition: data.horizontalPosition,
                                                               verticalPosition: data.verticalPosition,
                                                               alpha: data.opacity,
                                                               sizeRatio: data.scale,
                                                               horizontalSpacing: data.tx,
                                                               verticalSpacing: data.ty)
            } else {
                returnImage = NSImage.createImageWithImage(imageToDraw: image,
                                                           imageSize: size,
                                                           rotationAngle: data.rotation * -1,
                                                           horizontalPosition: data.horizontalPosition,
                                                           verticalPosition: data.verticalPosition,
                                                           alpha: data.opacity,
                                                           sizeRatio: data.isScale ? data.scale : -1, 
                                                           horizontalSpacing: data.tx,
                                                           verticalSpacing: data.ty)
            }
        } else if text.count > 0 {
            if data.isTilePage {
                returnImage = NSImage.createImageWithTileText(text: text,
                                                              fontSize: data.fontSize,
                                                              textColor: color,
                                                              imageSize: size,
                                                              rotationAngle: data.rotation * -1,
                                                              verticalSpacing: data.verticalSpacing,
                                                              horizontalSpacing: data.horizontalSpacing)
            } else {
                returnImage = NSImage.createImageWithText(text: text,
                                                          fontSize: data.fontSize,
                                                          textColor: color,
                                                          imageSize: size,
                                                          rotationAngle: data.rotation * -1,
                                                          horizontalPosition: data.horizontalPosition,
                                                          verticalPosition: data.verticalPosition,
                                                          horizontalSpacing: data.tx,
                                                          verticalSpacing: data.ty)
            }
        }
        
        return returnImage
    }
    
    
    class func getFontSize() -> [String] {
        return ["6","8","10","12","14",
                "16","18","20","22","24",
                "26","28","30","32","34",
                "36","40","48","64","80",
                "96","112"]
    }
    
    func fetchAvailableName() -> String {
        var availableIndex: Int = 0
        let watermark = "Watermark"
        for model in self.watermarks {
            let watermarkID = model.tag
            if (watermarkID.hasPrefix(watermark)) {
                let indexString: String = (watermarkID.components(separatedBy: watermark).last ?? "0")
                let index: Int = Int(indexString) ?? 0
                if (index >= availableIndex) {
                    availableIndex = index + 1
                }
            }
        }
        
        return "\(watermark)\(availableIndex)"
    }
    
    //MARK: - Compare
    class func compareIsChangedModel(_ model: KMWatermarkModel, withDict dict: NSDictionary) -> Bool {
        if let value = dict["fontName"] {
            if model.fontName != (value as! String) {
                return true
            }
        }
        
       if let value = dict.object(forKey: KMWatermarkKey.text.rawValue) {
           if model.text != (value as! String) {
               return true
           }
       }
         
        if let value = dict.object(forKey: KMWatermarkKey.textFontName.rawValue) {
            if model.fontName != (value as! String) {
                return true
            }
        }
        
        if let value = dict.object(forKey: KMWatermarkKey.textfontStyle.rawValue) {
            if model.fontStyle != (value as! String) {
                return true
            }
        }
        
        if let value = dict.object(forKey: KMWatermarkKey.textFontSize.rawValue) {
            if model.fontSize != (value as! CGFloat) {
                return true
            }
        }
        
        if let value = dict.object(forKey: KMWatermarkKey.imagePath.rawValue) {
            if model.imagePath != (value as! String) {
                return true
            }
        }
  
        
        if let value = dict.object(forKey: KMWatermarkKey.isScale.rawValue) {
            if model.isScale != (value as! Bool) {
                return true
            }
        }
        if let value = dict.object(forKey: KMWatermarkKey.scale.rawValue) {
            if model.scale != (value as! CGFloat) {
                return true
            }
        }
        
        if let value = dict.object(forKey: KMWatermarkKey.rotate.rawValue) {
            if model.rotation != (value as! CGFloat) {
                return true
            }
        }
        
        if let value = dict.object(forKey: KMWatermarkKey.opacity.rawValue) {
            if model.opacity != (value as! CGFloat) {
                return true
            }
        }
        
        if let value = dict.object(forKey: KMWatermarkKey.verticalMode.rawValue) {
            if model.verticalPosition.rawValue != (value as! Int) {
                return true
            }
        }
        if let value = dict.object(forKey: KMWatermarkKey.verticalSpace.rawValue) {
            if model.ty != (value as! CGFloat) {
                return true
            }
        }
        if let value = dict.object(forKey: KMWatermarkKey.horizontalMode.rawValue) {
            if model.horizontalPosition.rawValue != (value as! Int) {
                return true
            }
        }
        
        if let value = dict.object(forKey: KMWatermarkKey.horizontalSpace.rawValue) {
            if model.tx != (value as! CGFloat) {
                return true
            }
        }
        
        if let value = dict.object(forKey: KMWatermarkKey.textColor.rawValue) {
            var modelColorText = model.textColor.colorToHexString()
            if modelColorText.count > 7 {
                modelColorText = modelColorText.substring(to: 7)
            }
            if var valueString = value as? String {
                if valueString.count > 7 {
                    valueString = valueString.substring(to: 7)
                }
                if valueString != modelColorText {
                    return true
                }
            }
        }
        
        if let value = dict.object(forKey: KMWatermarkKey.isFront.rawValue) {
            if model.isFront != (value as! Bool) {
                return true
            }
        }
        if let value = dict.object(forKey: KMWatermarkKey.isTile.rawValue) {
            if model.isTilePage != (value as! Bool) {
                return true
            }
        }
        if let value = dict.object(forKey: KMWatermarkKey.tileHorizontalSpace.rawValue) {
            if model.horizontalSpacing != (value as! CGFloat) {
                return true
            }
        }
        if let value = dict.object(forKey: KMWatermarkKey.tileVerticalSpace.rawValue) {
            if model.verticalSpacing != (value as! CGFloat) {
                return true
            }
        }
        
        return false
    }
}