private static void RenderElement(Canvas parent, CompositeTransform textRotation, ElementDescription element)
{
switch (element.Type)
{
case ElementType.Circle:
Ellipse e = new Ellipse()
{
Width = element.Width,
Height = element.Height,
Fill = BrushForColor(element.Fill),
Stroke = BrushForColor(element.Stroke),
};
parent.Children.Add(e);
Canvas.SetLeft(e, element.CenterX);
Canvas.SetTop(e, element.CenterY);
break;
case ElementType.Path:
Path path = new Path()
{
Data = ProcessPathData(element.Path),
Tag = element.Text,
Fill = BrushForColor(element.Fill),
Stroke = BrushForColor(element.Stroke),
};
parent.Children.Add(path);
break;
case ElementType.Text:
Grid g = new Grid() { Width = 200, Height = 200 };
parent.Children.Add(g);
Canvas.SetLeft(g, element.CenterX - g.Width / 2);
Canvas.SetTop(g, element.CenterY - g.Height / 2);
TextBlock tb = new TextBlock()
{
HorizontalAlignment = HorizontalAlignment.Center,
VerticalAlignment = VerticalAlignment.Center,
RenderTransform = textRotation,
Foreground = BrushForColor(element.Stroke),
FontSize = element.FontSize,
Text = element.Text,
};
g.Children.Add(tb);
break;
default:
throw new InvalidOperationException("Unexpected node: " + element.Type);
}
}
private static void RenderElement(UIElementCollection childCollection, Transform textRotation, ElementDescription element)
{
// Debug.WriteLine(element.ToString());
switch (element.Type)
{
case ElementType.Circle:
Ellipse e = new Ellipse()
{
Width = element.Width.Value,
Height = element.Height.Value,
Fill = BrushForColor(element.Fill),
Stroke = BrushForColor(element.Stroke),
};
childCollection.Add(e);
Canvas.SetLeft(e, element.CenterX.Value);
Canvas.SetTop(e, element.CenterY.Value);
break;
case ElementType.Path:
Path path = new Path()
{
Data = ProcessPathData(element.GetPath()),
Tag = element.Text,
Fill = BrushForColor("#80000000"), // element.Fill),
Stroke = BrushForColor(element.Stroke),
StrokeThickness = element.Scale.Value * (double)Path.StrokeThicknessProperty.GetMetadata(typeof(Path)).DefaultValue,
};
childCollection.Add(path);
//Canvas.SetLeft(path, element.CenterX.Value);
//Canvas.SetTop(path, element.CenterY.Value);
break;
case ElementType.Text:
Canvas canvas = new Canvas()
{
RenderTransform = textRotation,
};
FrameworkElement tb =
new Border()
{
// BorderThickness = new Thickness(1),
// BorderBrush = new SolidColorBrush(Colors.Magenta),
Child =
new TextBlock()
{
HorizontalAlignment = HorizontalAlignment.Center,
VerticalAlignment = VerticalAlignment.Center,
// Foreground = BrushForColor(string.IsNullOrEmpty(element.Stroke) ? "white" : element.Stroke),
Foreground = BrushForColor("white"),
FontSize = element.FontSize * 0.85,
Text = element.Text,
}
};
canvas.Children.Add(tb);
tb.LayoutUpdated += (a, b) =>
{
Canvas.SetLeft(tb, -tb.ActualWidth / 2);
Canvas.SetTop(tb, -tb.ActualHeight / 2);
};
childCollection.Add(canvas);
Canvas.SetLeft(canvas, element.CenterX.Value);
Canvas.SetTop(canvas, element.CenterY.Value);
break;
default:
throw new InvalidOperationException("Unexpected node: " + element.Type);
}
}
