Доработка

AirPlaneWithRadar/AirPlaneWithRadar/FormMapWithSetPlains.cs

@@ -190,7 +190,20 @@ namespace AirPlaneWithRadar
 
         private void loadToolStrip_Click(object sender, EventArgs e)
         {
-          
+            if (openFileDialog.ShowDialog() == DialogResult.OK)
+            {
+                if (_mapsCollection.LoadData(openFileDialog.FileName) && _mapsCollection.Count != 0)
+                {
+                    MessageBox.Show("Загрузка прошла успешно", "Результат", MessageBoxButtons.OK, MessageBoxIcon.Information);
+                    ReloadMaps();
+
+                    pictureBox.Image = _mapsCollection[listBoxMaps.SelectedItem?.ToString() ?? string.Empty].ShowSet();
+                }
+                else
+                {
+                    MessageBox.Show("Не удалось загрузить", "Результат", MessageBoxButtons.OK, MessageBoxIcon.Error);
+                }
+            }
         }
 
     }

AirPlaneWithRadar/AirPlaneWithRadar/MapsCollection.cs

@@ -20,6 +20,7 @@ namespace AirPlaneWithRadar
 
         private readonly char separatorData = ';';
 
+        public int Count { get { return _mapStorages.Count; } }
         public MapsCollection(int pictureWidth, int pictureHeight)
         {
             _mapStorages = new Dictionary<string, MapWithSetPlainGeneric<IDrawingObject, AbstractMap>>();
@@ -53,68 +54,63 @@ namespace AirPlaneWithRadar
                     return _mapStorages[ind];
             }
         }
-        private static void WriteToFile(string text, FileStream stream)
-        {
-            byte[] info = new UTF8Encoding(true).GetBytes(text);
-            stream.Write(info, 0, info.Length);
-        }
-       
         public bool SaveData(string filename)
         {
             if (File.Exists(filename))
             {
                 File.Delete(filename);
             }
-            using (FileStream fs = new(filename, FileMode.Create))
+            using (StreamWriter sw = new(filename, false))
             {
-                WriteToFile($"MapsCollection{Environment.NewLine}", fs);
+                sw.WriteLine("MapsCollection");
                 foreach (var storage in _mapStorages)
                 {
-                    WriteToFile($"{storage.Key}{separatorDict}{storage.Value.GetData(separatorDict, separatorData)}{Environment.NewLine}", fs);
+                    sw.WriteLine($"{storage.Key}{separatorDict}{storage.Value.GetData(separatorDict, separatorData)}");
                 }
             }
+
             return true;
         }
 
-      
+
+
         public bool LoadData(string filename)
         {
             if (!File.Exists(filename))
             {
                 return false;
             }
-            string bufferTextFromFile = "";
+            using (StreamReader sr = new StreamReader(filename))
-            using (FileStream fs = new(filename, FileMode.Open))
             {
-                byte[] b = new byte[fs.Length];
+                if (!sr.ReadLine().Equals("MapsCollection"))
-                UTF8Encoding temp = new(true);
-                while (fs.Read(b, 0, b.Length) > 0)
                 {
-                    bufferTextFromFile += temp.GetString(b);
+                    return false;
                 }
-            }
+                _mapStorages.Clear();
-            var strs = bufferTextFromFile.Split(new char[] { '\n', '\r' }, StringSplitOptions.RemoveEmptyEntries);
+                string line = sr.ReadLine();
-            if (!strs[0].Contains("MapsCollection"))
+                while (line != null)
-            {
-                //если нет такой записи, то это не те данные
-                return false;
-            }
-            //очищаем записи
-            _mapStorages.Clear();
-            for (int i = 1; i < strs.Length; ++i)
-            {
-                var elem = strs[i].Split(separatorDict);
-                AbstractMap map = null;
-                switch (elem[1])
                 {
-                    case "SimpleMap":
+                    var elem = line.Split(separatorDict);
-                        map = new SimpleMap();
+                    AbstractMap map = null;
-                        break;
+                    switch (elem[1])
+                    {
+                        case "SimpleMap":
+                            map = new SimpleMap();
+                            break;
+                        case "UserMap_BigBox":
+                            map = new UserMap_BigBox();
+                            break;
+                        case "UserMap_Colums":
+                            map = new UserMap_Colums();
+                            break;
+                    }
+                    _mapStorages.Add(elem[0], new MapWithSetPlainGeneric<IDrawingObject, AbstractMap>(_pictureWidth, _pictureHeight, map));
+                    _mapStorages[elem[0]].LoadData(elem[2].Split(separatorData, StringSplitOptions.RemoveEmptyEntries));
+                    line = sr.ReadLine();
                 }
-                _mapStorages.Add(elem[0], new MapWithSetPlainGeneric<IDrawingObject, AbstractMap>(_pictureWidth, _pictureHeight, map));
-                _mapStorages[elem[0]].LoadData(elem[2].Split(separatorData, StringSplitOptions.RemoveEmptyEntries));
             }
             return true;
+
         }
     }
 }