//Загрузка примитивов из файла
public void LoadFromFile(string path)
{
BinaryFormatter formatter = new();
WorkSpaceObjects workSpaceObject = CreateWorkSpaceObject();
try
{
FileStream fs = new FileStream(path, FileMode.Open);
#pragma warning disable SYSLIB0011
workSpaceObject = (WorkSpaceObjects)formatter.Deserialize(fs);
fs.Close();
#pragma warning restore SYSLIB0011
}
catch (Exception ex)
{
MessageBox.Show(ex.Message);
}
//Добавление примитивов на рабочую область
try
{
DrawFromFile(workSpaceObject);
}
catch (Exception ex)
{
MessageBox.Show(ex.Message);
}
}
//Сохранение рабочей области в файл
public void SaveToFile(string path)
{
WorkSpaceObjects workSpaceObject = CreateWorkSpaceObject();
try
{
for (int i = 0; i < WorkSpace.Children.Count; i++)
{
AddValuesToWorkSpaceObject(workSpaceObject, WorkSpace.Children[i] as Shape);
}
}
catch (Exception ex)
{
MessageBox.Show(ex.Message);
}
FileStream fs = new(path, FileMode.Create);
try
{
BinaryFormatter formatter = new();
//Новый стандарт для защиты от уязвимости рекомендует сериализацию только в xml и json.
#pragma warning disable SYSLIB0011
formatter.Serialize(fs, workSpaceObject);
fs.Close();
#pragma warning restore SYSLIB0011
}
catch (Exception ex)
{
MessageBox.Show(ex.Message);
}
}
//Добавление примитивов в рабочую область из WorkSpaceObjects
private void DrawFromFile(WorkSpaceObjects workSpaceObject)
{
for (int i = 0; i < workSpaceObject.shapeType.Count; i++)
{
Color color;
if (workSpaceObject.shapeType[i].CompareTo(typeof(Rectangle).ToString()) == 0)
{
color = SetColor(workSpaceObject.borderBrush[i]);
Rectangle rect = CreateRectangle(workSpaceObject.position[i], new SolidColorBrush(color), workSpaceObject.thickness[i]);
Rotate(rect, workSpaceObject.rotateAngle[i]);
color = SetColor(workSpaceObject.fillBrush[i]);
Fill(rect, color);
}
else if (workSpaceObject.shapeType[i].CompareTo(typeof(Polyline).ToString()) == 0)
{
color = SetColor(workSpaceObject.borderBrush[i]);
Polyline polyline = AddLine(workSpaceObject.polylinePoints[i][0], new SolidColorBrush(color), workSpaceObject.thickness[i]);
for (int j = 1; j < workSpaceObject.polylinePoints[i].Count; j++)
{
AddPointToLine(polyline, workSpaceObject.polylinePoints[i][j]);
}
}
}
WorkSpace.InvalidateMeasure();
}
//Заполнение структуры WorkSpaceObject
private static void AddValuesToWorkSpaceObject(WorkSpaceObjects workSpaceObject, Shape currentShape)
{
string figureTypeString;
SolidColorBrush brush;
MyColor myColor;
workSpaceObject.height.Add(currentShape.Height);
workSpaceObject.width.Add(currentShape.Width);
workSpaceObject.thickness.Add(currentShape.StrokeThickness);
brush = currentShape.Stroke as SolidColorBrush;
myColor = SetMyColor(brush.Color);
workSpaceObject.borderBrush.Add(myColor);
if (currentShape.GetType() == typeof(Rectangle))
{
figureTypeString = typeof(Rectangle).ToString();
workSpaceObject.shapeType.Add(figureTypeString);
workSpaceObject.polylinePoints.Add(null);
double angle = GetRotationAngle(currentShape);
workSpaceObject.rotateAngle.Add(angle);
workSpaceObject.position.Add(GetPosition(currentShape));
brush = currentShape.Fill as SolidColorBrush;
myColor = SetMyColor(brush.Color);
workSpaceObject.fillBrush.Add(myColor);
}
else if (currentShape.GetType() == typeof(Polyline))
{
figureTypeString = typeof(Polyline).ToString();
workSpaceObject.shapeType.Add(figureTypeString);
workSpaceObject.rotateAngle.Add(0);
List <Point> polylinePoints = new();
for (int j = 0; j < ((Polyline)currentShape).Points.Count; j++)
{
polylinePoints.Add(((Polyline)currentShape).Points[j]);
}
workSpaceObject.polylinePoints.Add(polylinePoints);
workSpaceObject.position.Add(new Rect(0, 0, 0, 0));
myColor = SetMyColor(Colors.Transparent);
workSpaceObject.fillBrush.Add(myColor);
}
}
