/// <summary>
/// Called when the mouse button is pressed down. Records the
/// mouse position, to be used to move map center when the
/// mouse button is released.
/// </summary>
/// <param name="sender">Sender object.</param>
/// <param name="args">Event data.</param>
private void OnButtonPress(object sender, ButtonPressEventArgs args)
{
try
{
isDragging = true;
CartesianToGeoCoords(args.Event.X, args.Event.Y, out double lat, out double lon);
mouseAtDragStart = new ApsimCoordinate(lat, lon);
}
catch (Exception err)
{
ShowError(err);
}
}
/// <summary>
/// Show the given markers on the map and set the center/zoom level.
/// </summary>
/// <param name="coordinates">Coordinates of the markers.</param>
/// <param name="locNames">Names of the marekrs (unused currently).</param>
/// <param name="zoom">Zoom level of the map.</param>
/// <param name="center">Location of the center of the map.</param>
public void ShowMap(List <ApsimCoordinate> coordinates, List <string> locNames, double zoom, ApsimCoordinate center)
{
if (map != null)
{
map.Dispose();
}
map = new MapTag(center, zoom, coordinates).ToSharpMap();
map.Size = new Size(defaultWidth, defaultHeight);
if (image.Allocation.Width > 1 && image.Allocation.Height > 1)
{
RefreshMap();
}
}
