/// <summary>
/// Функция вычисление/инициации добавления нового объекта
/// </summary>
/// <param name="pos">Координаты добавления нового объекта</param>
private void AddNewItem(Point pos)
{
_items.ForEach(c => c.Deselect());
ICanvasItem _newObject = null;
switch (CurrentSettings.Mode)
{
case ECanvasMode.BrokenLine:
_newObject = new CustBrokenLine(pos);
break;
case ECanvasMode.Rectangle:
_newObject = new CustRectangle(pos);
break;
}
if (_newObject == null)
{
CurrentSettings.SetCurrentItem();
CurrentSettings.SetIsDraw(false);
return;
}
AppendNewItem(_newObject);
CurrentSettings.SetIsDraw(true);
CurrentSettings.SetCurrentItem(_newObject);
CurrentSettings.AppendNewAction(ECancelTypes.Add, _newObject);
}
/// <summary>
/// Функция преобразования xml "документа" в объекты холста
/// </summary>
/// <returns>Список объектов</returns>
public List <UIElement> DeserializeXml(XDocument xDoc)
{
var result = new List <UIElement>();
foreach (var xItem in xDoc.Root.Elements())
{
var isBrokenLine = xItem.Name == "CustBrokenLine";
var xPoints = xItem.Elements("Point");
var xThickness = xItem.Attribute("Thickness");
var xFillColor = xItem.Attribute("FillColor");
var xStrokeColor = xItem.Attribute("StrokeColor");
var width = 200d;
var height = 100d;
var Thickness = 1d;
var points = new List <CustPoint>();
foreach (var xPoint in xPoints)
{
var point = new Point();
if (double.TryParse(xPoint.Attribute("X").Value, out double X))
{
point.X = X;
}
if (double.TryParse(xPoint.Attribute("Y").Value, out double Y))
{
point.Y = Y;
}
points.Add(new CustPoint(point));
}
if (double.TryParse(xThickness.Value, out double Th))
{
Thickness = Th;
}
var fillColor = (Color)ColorConverter.ConvertFromString(xFillColor.Value);
var strokeColor = (Color)ColorConverter.ConvertFromString(xStrokeColor.Value);
if (!isBrokenLine)
{
var xWidth = xItem.Attribute("Width");
var xHeight = xItem.Attribute("Height");
if (double.TryParse(xWidth.Value, out double Width))
{
width = Width;
}
if (double.TryParse(xHeight.Value, out double Height))
{
height = Height;
}
}
IPropertiesItem _newObject = null;
if (isBrokenLine)
{
_newObject = new CustBrokenLine(points.FirstOrDefault().Point);
((ICanvasItem)_newObject).SetPoints(points);
}
else
{
_newObject = new CustRectangle(points.FirstOrDefault().Point);
((IRectangleItem)_newObject).ChangeWidth(width);
((IRectangleItem)_newObject).ChangeHeight(height);
}
_newObject.ChangeThickness(Thickness);
_newObject.ChangeFillColor(new SolidColorBrush(fillColor));
_newObject.ChangeStrokeColor(new SolidColorBrush(strokeColor));
result.Add((UIElement)_newObject);
}
return(result);
}
