PDF_Office/PDF Office/PDF Master/Class/Common/LineInspector/KMLineInspector.swift

//
//  KMLineInspector.swift
//  PDF Master
//
//  Created by tangchao on 2023/11/10.
//

import Cocoa

enum KMLineChangeAction: Int {
    case no = 0
    case lineWidth
    case style
    case dashPattern
    case startLineStyle
    case endLineStyle
}

class KMLineInspector: NSWindowController {
    private let LINEWIDTH_KEY = "style"
    private let STYLE_KEY = "lineWidth"
    private let DASHPATTERN_KEY = "dashPattern"
    private let STARTLINESTYLE_KEY = "startLineStyle"
    private let ENDLINESTYLE_KEY = "endLineStyle"
    private let ACTION_KEY = "action"
    
    private let SKLineInspectorFrameAutosaveName = "SKLineInspector"
    let SKLineInspectorLineAttributeDidChangeNotification = "SKLineInspectorLineAttributeDidChangeNotification"
    
    /*
     + (BOOL)sharedLineInspectorExists;

     - (void)setAnnotationStyle:(PDFAnnotation *)annotation;
     */
    
    private var _currentLineChangeAction: KMLineChangeAction = .lineWidth
    var currentLineChangeAction: KMLineChangeAction {
        get {
            return self._currentLineChangeAction
        }
    }
    
    @IBOutlet var lineWidthSlider: NSSlider!
    @IBOutlet var lineWidthField: NSTextField!
    @IBOutlet var dashPatternField: NSTextField!
    @IBOutlet var styleButton: NSSegmentedControl!
    @IBOutlet var startLineStyleButton: NSSegmentedControl!
    @IBOutlet var endLineStyleButton: NSSegmentedControl!
    @IBOutlet var lineWidthLabelField: NSTextField!
    @IBOutlet var styleLabelField: NSTextField!
    @IBOutlet var dashPatternLabelField: NSTextField!
    @IBOutlet var startLineStyleLabelField: NSTextField!
    @IBOutlet var endLineStyleLabelField: NSTextField!
    @IBOutlet var lineWell: KMLineWell!

    @IBOutlet weak var labelField1: NSTextField!
    @IBOutlet weak var labelField2: NSTextField!
    @IBOutlet weak var labelField3: NSTextField!
    @IBOutlet weak var labelField4: NSTextField!
    @IBOutlet weak var labelField5: NSTextField!
    var labelFields: [NSTextField] = []
    private var _lineWidth: CGFloat = 0
    var lineWidth: CGFloat {
        get {
            return self._lineWidth
        }
        set {
            if (abs(self.lineWidth - newValue) > 0.00001) {
                self._lineWidth = newValue
                self._notifyChangeAction(.lineWidth)
            }
        }
    }
    
    private var _style: Int = CPDFBorderStyle.solid.rawValue
    var style: Int {
        get {
            return self._style
        }
        set {
            if (newValue != self._style) {
                self._style = newValue
                self._notifyChangeAction(.style)
            }
        }
    }
    
    private var _startLineStyle: Int = CPDFLineStyle.none.rawValue
    var startLineStyle: Int {
        get {
            return self._startLineStyle
        }
        set {
            if (newValue != self.startLineStyle) {
                self._startLineStyle = newValue
                self._notifyChangeAction(.startLineStyle)
            }
        }
    }
    
    var _endLineStyle: Int = CPDFLineStyle.none.rawValue
    var endLineStyle: Int {
        get {
            return self._endLineStyle
        }
        set {
            if (newValue != self.endLineStyle) {
                self._endLineStyle = newValue
                self._notifyChangeAction(.endLineStyle)
            }
        }
    }
    private var _dashPattern: [CGFloat] = []
    var dashPattern: [CGFloat] {
        get {
            return self._dashPattern
        }
        set {
            if newValue != self._dashPattern && (newValue.isEmpty == false || self._dashPattern.isEmpty == false) {
                self._dashPattern = newValue
                self._notifyChangeAction(.dashPattern)
            }
        }
    }
    
    static let shared = KMLineInspector(windowNibName: "LineInspector")
    
    /*

     - (void)setAnnotationStyle:(PDFAnnotation *)annotation {
         NSString *type = [annotation type];
         if ([type isEqualToString:SKNFreeTextString] || [type isEqualToString:SKNCircleString] || [type isEqualToString:SKNSquareString] || [type isEqualToString:SKNLineString] || [type isEqualToString:SKNInkString]) {
             [self setLineWidth:[annotation border] ? [[annotation border] lineWidth] : 0.0];
             [self setDashPattern:[[annotation border] dashPattern]];
             [self setStyle:[annotation border] ? [[annotation border] style] : 0];
         }
         if ([type isEqualToString:SKNLineString]) {
             [self setStartLineStyle:[(PDFAnnotationLine *)annotation startLineStyle]];
             [self setEndLineStyle:[(PDFAnnotationLine *)annotation endLineStyle]];
         }
     }
     */
    
    override func windowDidLoad() {
        super.windowDidLoad()
        
        self.labelFields = [self.labelField1, self.labelField2, self.labelField3, self.labelField4, self.labelField5]
        
        self.style = CPDFBorderStyle.solid.rawValue
        self.lineWidth = 1.0
        self.dashPattern = []
        self.startLineStyle = CPDFLineStyle.none.rawValue
        self.endLineStyle = CPDFLineStyle.none.rawValue
        self._currentLineChangeAction = .no
    
        self.lineWell.canActivate = false
//        self.lineWell.bind(NSBindingName(rawValue: KMLineWell.widthKey), to: self, withKeyPath: LINEWIDTH_KEY)
//        self.lineWell.bind(NSBindingName(KMLineWell.styleKey), to: self, withKeyPath: STYLE_KEY)
//        self.lineWell.bind(NSBindingName(KMLineWell.dashPatternKey), to: self, withKeyPath: DASHPATTERN_KEY)
//        self.lineWell.bind(NSBindingName(KMLineWell.startLineStyleKey), to: self, withKeyPath: STARTLINESTYLE_KEY)
//        self.lineWell.bind(NSBindingName(KMLineWell.endLineStyleKey), to: self, withKeyPath: ENDLINESTYLE_KEY)
        
        self.styleButton.setHelp(KMLocalizedString("Solid line style", "Tool tip message"), for: CPDFBorderStyle.solid.rawValue)
        self.styleButton.setHelp(KMLocalizedString("Dashed line style", "Tool tip message"), for: CPDFBorderStyle.dashed.rawValue)
        self.styleButton.setHelp(KMLocalizedString("Beveled line style", "Tool tip message"), for: CPDFBorderStyle.beveled.rawValue)
        self.styleButton.setHelp(KMLocalizedString("Inset line style", "Tool tip message"), for: CPDFBorderStyle.inset.rawValue)
        self.styleButton.setHelp(KMLocalizedString("Underline line style", "Tool tip message"), for: CPDFBorderStyle.underline.rawValue)

        self.startLineStyleButton.setHelp(KMLocalizedString("No start line style", "Tool tip message"), for: CPDFLineStyle.none.rawValue)
        self.startLineStyleButton.setHelp(KMLocalizedString("Square start line style", "Tool tip message"), for: CPDFLineStyle.square.rawValue)
        self.startLineStyleButton.setHelp(KMLocalizedString("Circle start line style", "Tool tip message"), for: CPDFLineStyle.circle.rawValue)
        self.startLineStyleButton.setHelp(KMLocalizedString("Diamond start line style", "Tool tip message"), for: CPDFLineStyle.diamond.rawValue)
        self.startLineStyleButton.setHelp(KMLocalizedString("Open arrow start line style", "Tool tip message"), for: CPDFLineStyle.openArrow.rawValue)
        self.startLineStyleButton.setHelp(KMLocalizedString("Closed arrow start line style", "Tool tip message"), for: CPDFLineStyle.closedArrow.rawValue)

        self.endLineStyleButton.setHelp(KMLocalizedString("No end line style", "Tool tip message"), for: CPDFLineStyle.none.rawValue)
        self.endLineStyleButton.setHelp(KMLocalizedString("Square end line style", "Tool tip message"), for: CPDFLineStyle.square.rawValue)
        self.endLineStyleButton.setHelp(KMLocalizedString("Circle end line style", "Tool tip message"), for: CPDFLineStyle.circle.rawValue)
        self.endLineStyleButton.setHelp(KMLocalizedString("Diamond end line style", "Tool tip message"), for: CPDFLineStyle.diamond.rawValue)
        self.endLineStyleButton.setHelp(KMLocalizedString("Open arrow end line style", "Tool tip message"), for: CPDFLineStyle.openArrow.rawValue)
        self.endLineStyleButton.setHelp(KMLocalizedString("Closed arrow end line style", "Tool tip message"), for: CPDFLineStyle.closedArrow.rawValue)
        
        let dw = KMAutoSizeLabelFields(labelFields, [lineWidthSlider, lineWidthField, styleButton, dashPatternField, startLineStyleButton, endLineStyleButton], false)
        if (fabs(dw) > 0.0) {
            KMResizeWindow(self.window!, dw)
        }
        
        self.windowFrameAutosaveName = SKLineInspectorFrameAutosaveName

        var image: NSImage?
        var size = NSMakeSize(29.0, 12.0)
        image = NSImage.image(with: size, drawingHandler: { rect in
            let path = NSBezierPath(rect: NSMakeRect(6.0, 3.0, 17.0, 6.0))
            path.lineWidth = 2.0
            NSColor.black.setStroke()
            path.stroke()
            return true
        })
        self.styleButton.setImage(image, forSegment: CPDFBorderStyle.solid.rawValue)
        
        image = NSImage.image(with: size, drawingHandler: { dstRect in
            let path = NSBezierPath()
            path.move(to: NSMakePoint(6.0, 5.0))
            path.line(to: NSMakePoint(6.0, 3.0))
            path.line(to: NSMakePoint(9.0, 3.0))
            path.move(to: NSMakePoint(12.0, 3.0))
            path.line(to: NSMakePoint(17.0, 3.0))
            path.move(to: NSMakePoint(20.0, 3.0))
            path.line(to: NSMakePoint(23.0, 3.0))
            path.line(to: NSMakePoint(23.0, 5.0))
            path.move(to: NSMakePoint(23.0, 7.0))
            path.line(to: NSMakePoint(23.0, 9.0))
            path.line(to: NSMakePoint(20.0, 9.0))
            path.move(to: NSMakePoint(17.0, 9.0))
            path.line(to: NSMakePoint(12.0, 9.0))
            path.move(to: NSMakePoint(9.0, 9.0))
            path.line(to: NSMakePoint(6.0, 9.0))
            path.line(to: NSMakePoint(6.0, 7.0))
            path.lineWidth = 2.0
            NSColor.black.setStroke()
            path.stroke()
            return true
        })
        self.styleButton.setImage(image, forSegment: CPDFBorderStyle.dashed.rawValue)
        
        image = NSImage.image(with: size, drawingHandler: { dstRect in
            var path = NSBezierPath(rect: NSMakeRect(6.0, 3.0, 17.0, 6.0))
            path.lineWidth = 2.0
            NSColor(calibratedWhite: 0, alpha: 0.25).setStroke()
            path.stroke()
            path = NSBezierPath()
            path.move(to: NSMakePoint(7.0, 3.0))
            path.line(to: NSMakePoint(23.0, 3.0))
            path.line(to: NSMakePoint(23.0, 8.0))
            path.lineWidth = 2.0
            NSColor(calibratedWhite: 0, alpha: 0.35).set()
            path.stroke()
            path = NSBezierPath()
            path.move(to: NSMakePoint(5.0, 2.0))
            path.line(to: NSMakePoint(7.0, 4.0))
            path.line(to: NSMakePoint(7.0, 2.0))
            path.close()
            path.move(to: NSMakePoint(24.0, 10.0))
            path.line(to: NSMakePoint(22.0, 8.0))
            path.line(to: NSMakePoint(24.0, 8.0))
            path.close()
            path.fill()
            return true
        })
        self.styleButton.setImage(image, forSegment: CPDFBorderStyle.beveled.rawValue)
        
        image = NSImage.image(with: size, drawingHandler: { dstRect in
            var path = NSBezierPath(rect: NSMakeRect(6.0, 3.0, 17.0, 6.0))
            path.lineWidth = 2.0
            NSColor(calibratedWhite: 0, alpha: 0.25).setStroke()
            path.stroke()
            path = NSBezierPath()
            path.move(to: NSMakePoint(6.0, 4.0))
            path.line(to: NSMakePoint(6.0, 9.0))
            path.line(to: NSMakePoint(22.0, 9.0))
            path.lineWidth = 2.0
            NSColor(calibratedWhite: 0, alpha: 0.35).set()
            path.stroke()
            path = NSBezierPath()
            path.move(to: NSMakePoint(5.0, 2.0))
            path.line(to: NSMakePoint(7.0, 4.0))
            path.line(to: NSMakePoint(5.0, 4.0))
            path.close()
            path.move(to: NSMakePoint(24.0, 10.0))
            path.line(to: NSMakePoint(22.0, 8.0))
            path.line(to: NSMakePoint(22.0, 10.0))
            path.close()
            path.fill()
            return true
        })
        self.styleButton.setImage(image, forSegment: CPDFBorderStyle.inset.rawValue)

        image = NSImage.image(with: size, drawingHandler: { dstRect in
            let path = NSBezierPath()
            path.move(to: NSMakePoint(6.0, 3.0))
            path.line(to: NSMakePoint(23.0, 3.0))
            path.lineWidth = 2.0
            NSColor(calibratedWhite: 0, alpha: 0.5).setStroke()
            path.stroke()
            return true
        })
        self.styleButton.setImage(image, forSegment: CPDFBorderStyle.underline.rawValue)

        size = NSMakeSize(24.0, 12.0)
        image = NSImage.image(with: size, drawingHandler: { dstRect in
            let path = NSBezierPath()
            path.move(to: NSMakePoint(20.0, 6.0))
            path.line(to: NSMakePoint(8.0, 6.0))
            path.lineWidth = 2.0
            NSColor.black.setStroke()
            path.stroke()
            return true
        })
        self.startLineStyleButton.setImage(image, forSegment: CPDFLineStyle.none.rawValue)
        
        image = NSImage.image(with: size, drawingHandler: { dstRect in
            let path = NSBezierPath()
            path.move(to: NSMakePoint(4.0, 6.0))
            path.line(to: NSMakePoint(16.0, 6.0))
            path.lineWidth = 2.0
            NSColor.black.setStroke()
            path.stroke()
            return true
        })
        self.endLineStyleButton.setImage(image, forSegment: CPDFLineStyle.none.rawValue)
        
        image = NSImage.image(with: size, drawingHandler: { rect in
            let path = NSBezierPath()
            path.move(to: NSMakePoint(20.0, 6.0))
            path.line(to: NSMakePoint(8.0, 6.0))
            path.appendRect(NSMakeRect(5.0, 3.0, 6.0, 6.0))
            path.lineWidth = 2.0
            NSColor.black.setStroke()
            path.stroke()
            return true
        })
        self.startLineStyleButton.setImage(image, forSegment: CPDFLineStyle.square.rawValue)

        image = NSImage.image(with: size, drawingHandler: { dstRect in
            let path = NSBezierPath()
            path.move(to: NSMakePoint(4.0, 6.0))
            path.line(to: NSMakePoint(16.0, 6.0))
            path.appendRect(NSMakeRect(13.0, 3.0, 6.0, 6.0))
            path.lineWidth = 2.0
            NSColor.black.setStroke()
            path.stroke()
            return true
        })
        self.endLineStyleButton.setImage(image, forSegment: CPDFLineStyle.square.rawValue)
        
        image = NSImage.image(with: size, drawingHandler: { dstRect in
            let path = NSBezierPath()
            path.move(to: NSMakePoint(20.0, 6.0))
            path.line(to: NSMakePoint(8.0, 6.0))
            path.appendOval(in: NSMakeRect(5.0, 3.0, 6.0, 6.0))
            path.lineWidth = 2.0
            NSColor.black.setStroke()
            path.stroke()
            return true
        })
        self.startLineStyleButton.setImage(image, forSegment: CPDFLineStyle.circle.rawValue)
        
        image = NSImage.image(with: size, drawingHandler: { dstRect in
            let path = NSBezierPath()
            path.move(to: NSMakePoint(4.0, 6.0))
            path.line(to: NSMakePoint(16.0, 6.0))
            path.appendOval(in: NSMakeRect(13.0, 3.0, 6.0, 6.0))
            path.lineWidth = 2.0
            NSColor.black.setStroke()
            path.stroke()
            return true
        })
        self.endLineStyleButton.setImage(image, forSegment: CPDFLineStyle.circle.rawValue)
        
        image = NSImage.image(with: size, drawingHandler: { dstRect in
            let path = NSBezierPath()
            path.move(to: NSMakePoint(20.0, 6.0))
            path.line(to: NSMakePoint(8.0, 6.0))
            path.move(to: NSMakePoint(12.0, 6.0))
            path.line(to: NSMakePoint(8.0, 10.0))
            path.line(to: NSMakePoint(4.0, 6.0))
            path.line(to: NSMakePoint(8.0, 2.0))
            path.close()
            path.lineWidth = 2.0
            path.stroke()
            return true
        })
        self.startLineStyleButton.setImage(image, forSegment: CPDFLineStyle.diamond.rawValue)
        
        image = NSImage.image(with: size, drawingHandler: { dstRect in
            let path = NSBezierPath()
            path.move(to: NSMakePoint(4.0, 6.0))
            path.line(to: NSMakePoint(16.0, 6.0))
            path.move(to: NSMakePoint(12.0, 6.0))
            path.line(to: NSMakePoint(16.0, 10.0))
            path.line(to: NSMakePoint(20.0, 6.0))
            path.line(to: NSMakePoint(16.0, 2.0))
            path.close()
            path.lineWidth = 2.0
            path.stroke()
            return true
        })
        self.endLineStyleButton.setImage(image, forSegment: CPDFLineStyle.diamond.rawValue)
        
        image = NSImage.image(with: size, drawingHandler: { dstRect in
            let path = NSBezierPath()
            path.move(to: NSMakePoint(20.0, 6.0))
            path.line(to: NSMakePoint(8.0, 6.0))
            path.move(to: NSMakePoint(14.0, 3.0))
            path.line(to: NSMakePoint(8.0, 6.0))
            path.line(to: NSMakePoint(14.0, 9.0))
            path.lineWidth = 2.0
            NSColor.black.setStroke()
            path.stroke()
            return true
        })
        self.startLineStyleButton.setImage(image, forSegment: CPDFLineStyle.openArrow.rawValue)
        
        image = NSImage.image(with: size, drawingHandler: { dstRect in
            let path = NSBezierPath()
            path.move(to: NSMakePoint(4.0, 6.0))
            path.line(to: NSMakePoint(16.0, 6.0))
            path.move(to: NSMakePoint(10.0, 3.0))
            path.line(to: NSMakePoint(16.0, 6.0))
            path.line(to: NSMakePoint(10.0, 9.0))
            path.lineWidth = 2
            NSColor.black.setStroke()
            path.stroke()
            return true
        })
        self.endLineStyleButton.setImage(image, forSegment: CPDFLineStyle.openArrow.rawValue)
        
        image = NSImage.image(with: size, drawingHandler: { dstRect in
            let path = NSBezierPath()
            path.move(to: NSMakePoint(20.0, 6.0))
            path.line(to: NSMakePoint(8.0, 6.0))
            path.move(to: NSMakePoint(14.0, 3.0))
            path.line(to: NSMakePoint(8.0, 6.0))
            path.line(to: NSMakePoint(14.0, 9.0))
            path.close()
            path.lineWidth = 2
            NSColor.black.setStroke()
            path.stroke()
            return true
        })
        self.startLineStyleButton.setImage(image, forSegment: CPDFLineStyle.closedArrow.rawValue)
        
        image = NSImage.image(with: size, drawingHandler: { dstRect in
            let path = NSBezierPath()
            path.move(to: NSMakePoint(4.0, 6.0))
            path.line(to: NSMakePoint(16.0, 6.0))
            path.move(to: NSMakePoint(10.0, 3.0))
            path.line(to: NSMakePoint(16.0, 6.0))
            path.line(to: NSMakePoint(10.0, 9.0))
            path.close()
            path.lineWidth = 2
            NSColor.black.setStroke()
            path.stroke()
            return true
        })
        self.endLineStyleButton.setImage(image, forSegment: CPDFLineStyle.closedArrow.rawValue)
    }
    
    
    /*
     - (void)setNilValueForKey:(NSString *)key {
         if ([key isEqualToString:LINEWIDTH_KEY]) {
             [self setValue:[NSNumber numberWithDouble:0.0] forKey:key];
         } else if ([key isEqualToString:STYLE_KEY] || [key isEqualToString:STARTLINESTYLE_KEY] || [key isEqualToString:ENDLINESTYLE_KEY]) {
             [self setValue:[NSNumber numberWithInteger:0] forKey:key];
         } else {
             [super setNilValueForKey:key];
         }
     }

     */
    
    override func value(forUndefinedKey key: String) -> Any? {
        KMPrint("forUndefinedKey: \(key)")
    }

}

// MARK: - Private Methods

extension KMLineInspector {
    private func _notifyChangeAction(_ action: KMLineChangeAction) {
        self._currentLineChangeAction = action
        
        let selector = NSSelectorFromString("changeLineAttribute:")
        let mainWindow = NSApp.mainWindow
        var responder = mainWindow?.firstResponder
        
        while (responder != nil && responder!.responds(to: selector) == false) {
            responder = responder!.nextResponder
        }
        responder?.perform(selector, with: self)
        
        let userInfo = [ACTION_KEY : NSNumber(value: action.rawValue)]
        NotificationCenter.default.post(name: NSNotification.Name(rawValue: SKLineInspectorLineAttributeDidChangeNotification), object: self, userInfo: userInfo)
        
        self._currentLineChangeAction = .no
    }
}