public void DrawPoint(Point2D point, out Shape shape)
{
var annotationRectangleSize = CalculateAnnotationRectangleSize();
shape = new Rectangle
{
Width = annotationRectangleSize,
Height = annotationRectangleSize,
StrokeThickness = 0.2 * annotationRectangleSize,
Stroke = Brushes.LawnGreen
};
Canvas.SetLeft(shape, point.X - annotationRectangleSize / 2);
Canvas.SetTop(shape, point.Y - annotationRectangleSize / 2);
AnnotationShapes.Add(shape);
}
public void SetImage(Image image, bool clearAnnotations = true)
{
if (clearAnnotations)
{
ClearCanvas();
}
Canvas.SetLeft(image, 0);
Canvas.SetTop(image, 0);
var existingImage = AnnotationShapes.Where(x => x is Image).ToList();
existingImage.ForEach(x => AnnotationShapes.Remove(x));
AnnotationShapes.Insert(0, image);
CanvasScale = 800.0 / Math.Max(image.Source.Width, image.Source.Height);
CanvasPan = new Point2D(0, 0);
IsImageSet = true;
}
public void ClearCanvas()
{
AnnotationShapes.Clear();
IsImageSet = false;
}
