git.r.bdr.sh - rbdr/map/blob - Map/Presentation/Commands/MapCommands.swift

   1 /*
   2  Copyright (C) 2024 Rubén Beltrán del Río
   3
   4  This program is free software: you can redistribute it and/or modify
   5  it under the terms of the GNU General Public License as published by
   6  the Free Software Foundation, either version 3 of the License, or
   7  (at your option) any later version.
   8
   9  This program is distributed in the hope that it will be useful,
  10  but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  GNU General Public License for more details.
  13
  14  You should have received a copy of the GNU General Public License
  15  along with this program. If not, see https://map.tranquil.systems.
  16  */
  17 import SwiftUI
  18
  19 struct MapCommands: Commands {
  20
  21   @AppStorage("viewStyle") var viewStyle: ViewStyle = .horizontal
  22   @AppStorage("zoom") var zoom = 1.0
  23   @FocusedBinding(\.document) var document: MapDocument?
  24   @FocusedValue(\.fileURL) var url: URL?
  25   @FocusedBinding(\.selectedEvolution) var selectedEvolution: StageType?
  26   @FocusedBinding(\.isSearching) var isSearching
  27
  28   var body: some Commands {
  29
  30     // File
  31
  32     CommandGroup(after: CommandGroupPlacement.saveItem) {
  33       Divider()
  34       Button("Export...") {
  35         if let selectedEvolution, let document {
  36           if let image = document.exportAsImage(withEvolution: selectedEvolution) {
  37
  38             let filename = url?.deletingPathExtension().lastPathComponent ?? "Untitled"
  39
  40             let savePanel = NSSavePanel()
  41             savePanel.allowedContentTypes = [.png]
  42             savePanel.canCreateDirectories = true
  43             savePanel.isExtensionHidden = false
  44             savePanel.title = "Save \(filename) as image"
  45             savePanel.message = "Choose a location to save the image"
  46             savePanel.nameFieldStringValue = "\(filename).png"
  47             savePanel.begin { result in
  48               if result == .OK, let url = savePanel.url {
  49                 if let tiffRepresentation = image.tiffRepresentation {
  50                   let bitmapImage = NSBitmapImageRep(data: tiffRepresentation)
  51                   let pngData = bitmapImage?.representation(using: .png, properties: [:])
  52                   do {
  53                     try pngData?.write(to: url)
  54                   } catch {
  55                     return
  56                   }
  57                 }
  58               }
  59             }
  60           }
  61         }
  62       }.keyboardShortcut(
  63         "e", modifiers: EventModifiers([.command])
  64       ).disabled(document == nil)
  65     }
  66
  67     // Edit
  68
  69     CommandGroup(after: CommandGroupPlacement.pasteboard) {
  70       Divider()
  71       Button("Find...") {
  72         withAnimation {
  73           isSearching = isSearching != nil ? !isSearching! : true
  74         }
  75       }.keyboardShortcut(
  76         "f", modifiers: EventModifiers([.command])
  77       ).disabled(document == nil)
  78     }
  79
  80     // View
  81
  82     CommandGroup(after: CommandGroupPlacement.toolbar) {
  83       if viewStyle == .horizontal {
  84         Button("Use Vertical Layout") {
  85           viewStyle = .vertical
  86         }.keyboardShortcut(
  87           "l", modifiers: EventModifiers([.command])
  88         ).disabled(document == nil)
  89       } else {
  90         Button("Use Horizontal Layout") {
  91           viewStyle = .horizontal
  92         }.keyboardShortcut(
  93           "l", modifiers: EventModifiers([.command])
  94         ).disabled(document == nil)
  95       }
  96       Divider()
  97       Button("Zoom In") {
  98         zoom = min(Constants.kMaxZoom, zoom + 0.1)
  99       }.keyboardShortcut(
 100         "+", modifiers: EventModifiers([.command])
 101       ).disabled(document == nil)
 102       Button("Zoom Out") {
 103         zoom = max(Constants.kMinZoom, zoom - 0.1)
 104       }.keyboardShortcut(
 105         "-", modifiers: EventModifiers([.command])
 106       ).disabled(document == nil)
 107       Divider()
 108     }
 109
 110     CommandGroup(replacing: CommandGroupPlacement.help) {
 111       Button("Map Help") { NSWorkspace.shared.open(URL(string: "https://map.tranquil.systems")!) }
 112     }
 113   }
 114 }