PDF_Office/PDF Office/PDF Master/Class/PDFWindowController/Toolbar/View/KMToolbarZoomItemView.swift

//
//  KMToolbarZoomItemView.swift
//  PDF Reader Pro
//
//  Created by tangchao on 2023/11/28.
//

import Cocoa

class KMToolbarZoomItemView: NSView {
    lazy var boxView: NSView = {
        let view = NSView()
        view.frame = NSMakeRect(0, 16, 70, 22)
        return view
    }()
    
    weak var zoomView: NSView?
    
    lazy var titleLabel: NSTextField = {
        let label = NSTextField(labelWithString: NSLocalizedString("Zoom", comment: ""))
        label.frame = NSMakeRect(0, 0, 70, 14)
        label.alignment = .right
        label.font = KMToolbarMainItemView.textFont
        label.textColor = KMAppearance.subtitleColor()
        return label
    }()
    
    lazy var zoomInButton: NSButton = {
        let button = KMCoverButton()
        button.wantsLayer = true
        button.layer?.cornerRadius = 4
        button.isBordered = false
        button.title = ""
        button.image = NSImage(named: "KMImageNameUXIconToolbarZoominNor")
        button.target = self
        button.action = #selector(_buttonClicked)
        button.coverAction = { cbtn, caction in
            if caction == .enter {
                cbtn.layer?.backgroundColor = KMToolbarItemView.selectedBackgroundColor.cgColor
            } else if caction == .exit {
                cbtn.layer?.backgroundColor = KMToolbarItemView.normalBackgroundColor.cgColor
            }
        }
        return button
    }()
    
    lazy var zoomOutButton: NSButton = {
        let button = KMCoverButton()
        button.isBordered = false
        button.wantsLayer = true
        button.layer?.cornerRadius = 4
        button.title = ""
        button.image = NSImage(named: "KMImageNameUXIconToolbarZoomoutNor")
        button.target = self
        button.action = #selector(_buttonClicked)
        button.coverAction = { cbtn, caction in
            if caction == .enter {
                cbtn.layer?.backgroundColor = KMToolbarItemView.selectedBackgroundColor.cgColor
            } else if caction == .exit {
                cbtn.layer?.backgroundColor = KMToolbarItemView.normalBackgroundColor.cgColor
            }
        }
        return button
    }()
    
    var callback: KMCommonClickBlock?
    
    convenience init(zoomView: NSView?) {
        let vspace: CGFloat = 2
        let zoomButtonW: CGFloat = 20
        self.init(frame: NSMakeRect(0, 0, 70+2*zoomButtonW+vspace, 40))
        
        self.zoomView = zoomView
        
        self.addSubview(self.boxView)
        if let zview = self.zoomView {
            self.boxView.addSubview(zview)
            self.zoomView?.frame = NSMakeRect(10, 3, NSWidth(zview.frame), NSHeight(zview.frame))
        }
        
        self.addSubview(self.titleLabel)
        
        self.addSubview(self.zoomInButton)
        self.addSubview(self.zoomOutButton)
        self.zoomOutButton.frame = NSMakeRect(CGRectGetMaxX(self.boxView.frame)+vspace, 17, zoomButtonW, zoomButtonW)
        self.zoomInButton.frame = NSMakeRect(CGRectGetMaxX(self.zoomOutButton.frame), 17, zoomButtonW, zoomButtonW)
        
        self.boxView.wantsLayer = true
        self.boxView.layer?.borderWidth = 1
        self.boxView.layer?.borderColor = NSColor.lightGray.cgColor
    }

    override func draw(_ dirtyRect: NSRect) {
        super.draw(dirtyRect)
    }
}

// MARK: - Private Methods

extension KMToolbarZoomItemView {
    @objc private func _buttonClicked(_ sender: NSButton) {
        var idx = 1
        if self.zoomInButton.isEqual(to: sender) {
            idx = 2
        }
        
        guard let block = self.callback else {
            return
        }
        block(idx)
    }
}