/// <summary>
/// Метод для чтения текстого файла
/// </summary>
private void ReadFile()
{
try
{
if (string.IsNullOrEmpty(FilePath))
{
_state = LoadingState.Failed;
_message = "Вы не выбрали файл";
return;
}
using (var sr = new StreamReader(FilePath))
{
string line;
Geometries = new ObservableCollection <GeometryBaseModel>();
while ((line = sr.ReadLine()) != null)
{
var numberLine = line.Split(' ');
var pointList = new List <Point>();
var failFlag = false;
for (var index = 0; index < numberLine.Length; index += 2)
{
if (!int.TryParse(numberLine[index], out var xNumber))
{
_state = LoadingState.Partial;
failFlag = true;
break;
}
if (!int.TryParse(numberLine[index + 1], out var yNumber))
{
_state = LoadingState.Partial;
failFlag = true;
break;
}
pointList.Add(new Point(xNumber, yNumber));
}
if (failFlag)
{
continue;
}
try
{
Geometries.Add(GeometrySpawner.Spawn(pointList));
}
catch (InvalidDataException)
{
_state = LoadingState.Partial;
}
}
}
ScaleValue = 1;
TransformValue = new Point(0, 0);
CenterValue = new Point(0, 0);
}
catch (FileNotFoundException)
{
_state = LoadingState.Failed;
_message = "Запрашиваемый файл не найден";
}
catch (UnauthorizedAccessException)
{
_state = LoadingState.Failed;
_message = "У вас нет доступа к этому файлу";
}
catch (Exception e)
{
_state = LoadingState.Failed;
_message = "Произошла неизвестная ошибка";
}
}
