【综合】合并新增支持导入图片格式文件(进行中)

PDF Office/PDF Master/Class/PDFTools/Merge/MergeNew/KMMergeWindowController.swift

@@ -102,7 +102,8 @@ extension KMMergeWindowController {
         }
         
         let openPanel = NSOpenPanel()
-        openPanel.allowedFileTypes = ["pdf"]
+//        openPanel.allowedFileTypes = ["pdf"]
+        openPanel.allowedFileTypes = KMTools.imageExtensions + KMTools.pdfExtensions
 
         if KMPurchaseManager.manager.state == .subscription {
             openPanel.allowsMultipleSelection = true
@@ -116,7 +117,22 @@ extension KMMergeWindowController {
             if result == NSApplication.ModalResponse.OK {
                 var array: [URL] = []
                 for fileURL in openPanel.urls {
-                    array.append(fileURL)
+                    if KMTools.isImageType(fileURL.pathExtension) {
+                        if let image = NSImage(contentsOf: fileURL) {
+                            if let page = PDFPage(image: image) {
+                                let document = PDFDocument()
+                                document.insert(page, at: 0)
+                                
+                                let path = self._saveImagePath() + "/" + fileURL.deletingPathExtension().lastPathComponent + ".pdf"
+                                let result = document.write(toFile: path)
+                                if result {
+                                    array.append(URL(fileURLWithPath: path))
+                                }
+                            }
+                        }
+                    } else {
+                        array.append(fileURL)
+                    }
                 }
                 
                 let attribe = try?FileManager.default.attributesOfItem(atPath: openPanel.urls.first!.path)
@@ -134,6 +150,15 @@ extension KMMergeWindowController {
 
     }
     
+    private func _saveImagePath() -> String {
+        let rootPath = KMDataManager.fetchAppSupportOfBundleIdentifierDirectory()
+        let path = rootPath.appendingPathComponent("Merge").path
+        if FileManager.default.fileExists(atPath: path) == false {
+            try?FileManager.default.createDirectory(atPath: path, withIntermediateDirectories: false)
+        }
+        return path
+    }
+    
     func mergeFiles(files: [KMFileAttribute], size: CGSize = .zero) {
         var size = 0.0
         for file in files {