/// <summary>
/// Initializes a new instance of the <see cref="Rectangle" /> class.
/// </summary>
/// <param name="pen">Pen used to draw edges.</param>
/// <param name="left">Left coordinate of top left corner.</param>
/// <param name="top">Top coordinate of top left corner.</param>
/// <param name="width">Rectangle width.</param>
/// <param name="height">Rectangle height.</param>
/// <param name="fillBrush">Brush used to fill the content.</param>
public Rectangle(IPen pen, IBrush fillBrush, double left, double top, double width, double height)
{
Pen = pen;
FillBrush = fillBrush;
Left = left;
Top = top;
Width = width;
Height = height;
UIRectangle = new System.Windows.Shapes.Rectangle()
{
Width = width,
Height = height,
Fill = (fillBrush as Brush)?.UIBrush,
};
System.Windows.Controls.Canvas.SetLeft(UIRectangle, left);
System.Windows.Controls.Canvas.SetTop(UIRectangle, top);
UIRectangle.SetPen(pen);
}