public override VisualItem Draw()
{
var visual = new VisualItem();
using (var context = visual.RenderOpen())
{
var text = new FormattedText(
this.Text,
CultureInfo.CurrentCulture,
FlowDirection.LeftToRight,
new Typeface("Verdana"),
12,
Brushes.Black);
double x = IsRotated
? this.X
: this.X - (text.Width / 2);
double y = IsRotated
? this.Y + (text.Width / 2)
: this.Y - text.Height;
if (IsRotated)
{
visual.Transform = new RotateTransform(-90, x, y);
}
context.DrawText(text, new Point(x, y));
}
return(visual);
}
public override VisualItem Draw()
{
var visual = new VisualItem();
visual.Id = Id;
double x = X - Width / 2;
double y = Y - Height / 2;
double scaleX = Width / Image.Width;
double scaleY = Height / Image.Height;
double imageScale = Math.Min(scaleX, scaleY);
double imageWidth = Image.Width * imageScale;
double imageHeight = Image.Height * imageScale;
double imageX = X - imageWidth / 2;
double imageY = Y - imageHeight / 2;
var pen = GetPen();
using (var context = visual.RenderOpen())
{
var rectangle = new Rect(x, y, Width, Height);
context.DrawRectangle(Brushes.White, pen, rectangle);
var imageRectangle = new Rect(imageX, imageY, imageWidth, imageHeight);
context.DrawImage(Image, imageRectangle);
}
return(visual);
}
public override VisualItem Draw()
{
var background = new VisualItem();
using (var context = background.RenderOpen())
{
var rectangle = new Rect(0, 0, this.Width, this.Height);
context.DrawRectangle(Brushes.White, null, rectangle);
}
return(background);
}
public override VisualItem Draw()
{
var pen = new Pen(Brushes.LightGray, 1);
var visual = new VisualItem();
using (var context = visual.RenderOpen())
{
context.DrawLine(pen, new Point(X1, Y1), new Point(X2, Y2));
}
return(visual);
}
public override VisualItem Draw()
{
var visual = new VisualItem();
visual.Id = Id;
// TODO: Move default brush and pen to static fields and intialize / freeze in static constructer
var brush = new SolidColorBrush(Color);
brush.Freeze();
var pen = GetPen();
using (var context = visual.RenderOpen())
{
context.DrawEllipse(brush, pen, new Point(this.X, this.Y), this.Radius, this.Radius);
}
return(visual);
}