PDF_Office/PDF Office/PDF Master/KMClass/KMNPDFPageEdit/KMNThumbnailView/KMNThumbnailCollectionViewItem.swift

//
//  KMNThumbnailCollectionViewItem.swift
//  PDF Reader Pro
//
//  Created by 丁林圭 on 2024/10/21.
//

import Cocoa

import KMComponentLibrary

class KMNThumbnailCollectionViewItem: NSCollectionViewItem {
    
    @IBOutlet var cardFileView: ComponentCardFile!
    
    var doubleClickBack: (() -> Void)?
    
    public var thumbnailMode: KMNThumbnail = KMNThumbnail.init() {
        didSet {
            cardFileView.properties = ComponentCardFileProperty(folder: false,
                                                                state: .normal,
                                                                icon: NSImage.init(named: "KMNImageNameThumbnailPlaceImage"),
                                                                text: String(format: "%d", thumbnailMode.pageIndex),
                                                                subText: String(format: "%.0f x %.0f", thumbnailMode.pageSize.width, thumbnailMode.pageSize.height),
                                                                markIcon:NSImage.init(named: "KMNImageNameThumbnailBookMark"))
            
            cardFileView.properties.propertyInfo.infoLabelHeight = 16.0

            let maxThumCellWidth = self.view.frame.size.width - 32.0
            
            var maxThumCellHeight = self.view.frame.size.height
            
            maxThumCellHeight -= cardFileView.properties.propertyInfo.infoLabelHeight

            maxThumCellHeight -= cardFileView.properties.propertyInfo.subLabelHeight
            
            maxThumCellHeight -= (cardFileView.properties.propertyInfo.topIconOffset + cardFileView.properties.propertyInfo.bottomOffset + cardFileView.properties.propertyInfo.topLabelOffset) //间隔
            let orgPageHeight = thumbnailMode.pageSize.height
            let orgPagewidth = thumbnailMode.pageSize.width
            
            let minimumValue = min(maxThumCellHeight/orgPageHeight, maxThumCellWidth/orgPagewidth)
            
            let relCellHeight = thumbnailMode.pageSize.height * minimumValue
            let relCellWidth = thumbnailMode.pageSize.width * minimumValue
            cardFileView.properties.isShowMarkIcon = thumbnailMode.isHoveBookMark

            thumbnailMode.generateThumImage { image in
                self.cardFileView.properties.propertyInfo.iconImageWidth = relCellWidth
                self.cardFileView.properties.propertyInfo.iconImageHeight = relCellHeight
                if(image != nil) {
                    self.cardFileView.properties.icon = image
                }
                self.cardFileView.reloadData()
            }
            
        }
    }
    
    override var isSelected: Bool{
        didSet {
            cardFileView.properties.state = isSelected ? .pressed : .normal
            
            cardFileView.reloadData()
        }
    }
    
    public var isShowFileSize :Bool = false {
        didSet {
            cardFileView.properties.isShowSubText = isShowFileSize
            cardFileView.reloadData()
        }
    }

    override func viewDidLoad() {
        super.viewDidLoad()
        
    }
    
    override func mouseDown(with event: NSEvent) {
        super.mouseDown(with: event)
        if (event.clickCount > 1) {
            doubleClickBack?()
        }
    }
    
}