PDF_Office/PDF Office/PDF Master/KMClass/Tools/PDFPreview/KMNPreView.swift

//
//  KMNPreView.swift
//  PDF Reader Pro
//
//  Created by User-Tangchao on 2024/10/25.
//

import Cocoa
import KMComponentLibrary

class KMNPreView: NSView, NibLoadable {
    @IBOutlet weak var pdfPreView: KMNPDFPreView!
    @IBOutlet weak var paginationBox: NSBox!
    
    @IBOutlet weak var pdfPreViewLeftConst: NSLayoutConstraint!
    @IBOutlet weak var pdfPreViewTopConst: NSLayoutConstraint!
    @IBOutlet weak var pdfPreViewRightConst: NSLayoutConstraint!
    
    @IBOutlet weak var paginationTopSpaceConst: NSLayoutConstraint!
    @IBOutlet weak var paginationLeftConst: NSLayoutConstraint!
    @IBOutlet weak var paginationRightConst: NSLayoutConstraint!
    @IBOutlet weak var paginationBottomConst: NSLayoutConstraint!
    
    var contentInset: NSEdgeInsets = .init(top: 16, left: 16, bottom: 16, right: 16) {
        didSet {
            pdfPreViewLeftConst.constant = contentInset.left
            pdfPreViewTopConst.constant = contentInset.top
            pdfPreViewRightConst.constant = contentInset.right
            
            paginationBottomConst.constant = contentInset.bottom
        }
    }
    
    private var pagination_ = ComponentPagination()
    
    deinit {
        KMPrint("KMNPreView deinit.")
    }
    
    override func draw(_ dirtyRect: NSRect) {
        super.draw(dirtyRect)

        // Drawing code here.
    }
    
    convenience init(fileUrl: URL, password: String?) {
        self.init()
        
        initSubviews()
        initDefaultValue()
        
        setFileUrl(fileUrl, password: password)
    }
    
    override func awakeFromNib() {
        super.awakeFromNib()
        
        initSubviews()
        initDefaultValue()
    }
    
    func initSubviews() {
        self.paginationBox.contentView = self.pagination_
    }
    
    func initDefaultValue() {
        self.paginationBox.borderWidth = 0
    }
    
    func setFileUrl(_ fileUrl: URL, password: String?) {
        pdfPreView.setFileUrl(fileUrl, password: password)
    }
    
}