nature_net.MainWindow.load_locations_on_map C# (CSharp) Method

        void load_locations_on_map(int screen_x)
        {
            BitmapImage background = (BitmapImage)configurations.img_background_pic;
            System.Windows.Point pw = this.workspace.PointToScreen(new System.Windows.Point(0, 0));
            //double max_x = this.workspace.PointFromScreen(new System.Windows.Point(this.Width - pw.X, 0)).X;
            double max_x = screen_x - (screen_x * configurations.tab_width_percentage / 100) - workspace.Margin.Left;
            int i = 1;
            foreach (System.Windows.Point p in configurations.locations)
            {
                double x = (p.X / background.PixelWidth) * max_x;
                double y = (p.Y / background.PixelHeight) * this.workspace.ActualHeight;

                Ellipse e = new Ellipse();
                e.Fill = configurations.location_dot_color;
                e.Stroke = configurations.location_dot_outline_color;
                e.Width = configurations.location_dot_diameter;
                e.Height = configurations.location_dot_diameter;
                Canvas.SetLeft(e, x - (configurations.location_dot_diameter / 2));
                Canvas.SetTop(e, y - (configurations.location_dot_diameter / 2));
                e.Tag = i;
                e.PreviewTouchDown += new EventHandler<TouchEventArgs>(reddot_PreviewTouchDown);
                TextBlock tb = new TextBlock();
                tb.Text = i.ToString(); tb.FontWeight = FontWeights.Bold; tb.FontSize = 24; tb.Foreground = configurations.location_dot_font_color;
                tb.Tag = i;
                tb.PreviewTouchDown += new EventHandler<TouchEventArgs>(tb_PreviewTouchDown);
                if (i > 9)
                {
                    Canvas.SetLeft(tb, x - 12);
                    Canvas.SetTop(tb, y - 15);
                }
                else
                {
                    Canvas.SetLeft(tb, x - 8);
                    Canvas.SetTop(tb, y - 15);
                }
                workspace.Children.Add(e);
                workspace.Children.Add(tb);
                i++;
            }
            Canvas.SetLeft(this.label_update, max_x - this.label_update.Width);
            Canvas.SetTop(this.label_update, 0);
        }