private void UpdateTargetLocation(ImageAdornment imageAdornment)
{
imageAdornment.RenderTrackingPoint = null;
foreach (ITextViewLine line in View.TextViewLines)
{
var lineArea = new Rect(line.Left, line.Top, line.Width, line.Height);
Rect imageAdornmentArea = imageAdornment.VisualElement.Area;
// Use the height half to be able to move the image up and down
imageAdornmentArea.Height = imageAdornmentArea.Height/2;
if (line.Length > 0 && lineArea.IntersectsWith(imageAdornmentArea))
{
imageAdornment.RenderTrackingPoint = View.TextSnapshot.CreateTrackingPoint(line.Start.Position,
PointTrackingMode.Negative);
imageAdornment.UpdateTrackingSpan(line);
return;
}
}
}
