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

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