/// <summary>
/// Clear map data
/// </summary>
private void ClearMapInfo()
{
TrackPositions.Clear();
if (MainMap.Children.Contains(_pinStart))
{
MainMap.Children.Remove(_pinStart);
}
if (MainMap.Children.Contains(_pinEnd))
{
MainMap.Children.Remove(_pinEnd);
}
if (MainMap.Children.Contains(_pinCar))
{
MainMap.Children.Remove(_pinCar);
}
foreach (var pin in OsrmWayPointsPushpins)
{
if (MainMap.Children.Contains(pin))
{
MainMap.Children.Remove(pin);
}
}
OsrmWayPointsPushpins?.Clear();
MapPolyline.Locations?.Clear();
}
/// <summary>
/// Delete point
/// </summary>
private void DeleteWayPointPushpin()
{
if (WayPointsForOsrmDataGrid.SelectedIndex != -1)
{
int tmpLastSelectedIndex = WayPointsForOsrmDataGrid.SelectedIndex;
var pin = OsrmWayPointsPushpins[WayPointsForOsrmDataGrid.SelectedIndex];
if (MainMap.Children.Contains(pin))
{
MainMap.Children.Remove(pin);
}
OsrmWayPointsPushpins.RemoveAt(WayPointsForOsrmDataGrid.SelectedIndex);
SetPushinsEnumaration(OsrmWayPointsPushpins);
if (tmpLastSelectedIndex <= WayPointsForOsrmDataGrid.Items.Count - 1)
{
WayPointsForOsrmDataGrid.SelectRowByIndex(tmpLastSelectedIndex);
}
else if (tmpLastSelectedIndex - 1 >= 0)
{
WayPointsForOsrmDataGrid.SelectRowByIndex(tmpLastSelectedIndex - 1);
}
}
}
/// <summary>
/// Marker click event
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void Pin_MouseDown(object sender, MouseButtonEventArgs e)
{
var pin = sender as DraggablePin;
if (pin != null)
{
var index = OsrmWayPointsPushpins.IndexOf(pin);
WayPointsForOsrmDataGrid.SelectRowByIndex(index);
if (WayPointsForOsrmDataGrid.SelectedIndex >= 0)
{
SetSelectedPushpinBackground(Color.FromRgb(37, 195, 50), WayPointsForOsrmDataGrid.SelectedIndex, OsrmWayPointsPushpins);
}
Keyboard.Focus(pin);
}
}
/// <summary>
/// Build a route based on Osrm
/// </summary>
/// <returns></returns>
private async Task GetLoadOsrmTrack()
{
try
{
MapPolyline.Locations?.Clear(); // Delete the current route
var trackPositions =
OsrmWayPointsPushpins.Select(
point => new TrackPosition {
Latitude = point.Location.Latitude, Longitude = point.Location.Longitude
})
.ToArray();
await GetDataFromOsrm(trackPositions);
}
catch (Exception exc)
{
LogWindowControl.AddMessage(exc.Message);
}
}
/// <summary>
/// Double-click to add a marker to the map to build a route
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private async void MainMap_OnMouseDoubleClick(object sender, MouseButtonEventArgs e)
{
// Disables the default mouse double-click action.
e.Handled = true;
//Get the mouse click coordinates
Point mousePosition = e.GetPosition(MainMap);
//Convert the mouse coordinates to a locatoin on the map
Location pinLocation = MainMap.ViewportPointToLocation(mousePosition);
// The pushpin to add to the map.
DraggablePin pin = new DraggablePin(MainMap)
{
Background = new SolidColorBrush(Color.FromRgb(58, 74, 216)),
Foreground = new SolidColorBrush(Colors.White),
Location = pinLocation,
Content = OsrmWayPointsPushpins.Count + 1
};
if (_wayPointsEditModeEnabled && WayPointsForOsrmDataGrid.SelectedIndex >= 0)
{
OsrmWayPointsPushpins.Insert(WayPointsForOsrmDataGrid.SelectedIndex + 1, pin);
SetPushinsEnumaration(OsrmWayPointsPushpins);
WayPointsForOsrmDataGrid.SelectRowByIndex(WayPointsForOsrmDataGrid.SelectedIndex + 1);
}
else
{
OsrmWayPointsPushpins.Add(pin);
}
pin.MouseDown += Pin_MouseDown;
MainMap.Children.Add(pin);
if (AutoRouteDrowCheckBox.IsChecked != null && AutoRouteDrowCheckBox.IsChecked == true)
{
await GetLoadOsrmTrack();
}
CheckTabItems();
}
