private void onWaypointConfirmed(PointDouble position)
{
Point wpfPoint = position.toWpfPoint();
wpfPoint.Y *= -1;
dots.Children.Add(new EllipseGeometry(wpfPoint, thickness, thickness));
}
private void onPositionChanged(PointDouble position)
{
Point newPosition = position.toWpfPoint();
newPosition.Y *= -1; //map coordinates use up is positive Y, but WPF uses down is positive Y, so flip the sign when converting
currentPositionDot.Center = newPosition;
if (!points.Points.Any())
{
pathFigure.StartPoint = newPosition;
}
points.Points.Add(newPosition);
if (hasCoordinates)
{
minCoordinates.X = Math.Min(minCoordinates.X, newPosition.X);
minCoordinates.Y = Math.Min(minCoordinates.Y, newPosition.Y);
maxCoordinates.X = Math.Max(maxCoordinates.X, newPosition.X);
maxCoordinates.Y = Math.Max(maxCoordinates.Y, newPosition.Y);
}
else
{
minCoordinates = newPosition;
maxCoordinates = newPosition;
hasCoordinates = true;
}
thickness = Math.Max(0.1, Math.Max(maxCoordinates.X - minCoordinates.X, maxCoordinates.Y - minCoordinates.Y)) / Math.Max(Width, Height) * 6;
Trace.WriteLine("thickness = " + thickness);
pen.Thickness = thickness;
foreach (Geometry geometry in dots.Children)
{
if (geometry == currentPositionDot)
{
currentPositionDot.RadiusX = thickness * 3;
currentPositionDot.RadiusY = thickness * 3;
}
else if (geometry is EllipseGeometry dot)
{
dot.RadiusX = thickness * 2.4;
dot.RadiusY = thickness * 2.4;
}
}
}
