private static void Pan(object sender, ICommand command, double x, double y)
{
MapCanvas instance = (MapCanvas)sender;
if (instance != null)
{
if (!instance.IsKeyboardCommand((RoutedCommand)command)) // Move a whole square instead of a pixel if it wasn't the keyboard who sent it
{
x *= instance._mapControlFactory.TileGenerator.TileSize;
y *= instance._mapControlFactory.TileGenerator.TileSize;
}
instance._offsetX.AnimateTranslate(x);
instance._offsetY.AnimateTranslate(y);
instance.Focus();
}
}
private static object OnZoomPropertyCoerceValue(DependencyObject d, object baseValue)
{
MapCanvas canvas = null;
FrameworkElement child = d as FrameworkElement;
while (child != null)
{
canvas = child as MapCanvas;
if (canvas != null)
{
break;
}
child = child.Parent as FrameworkElement;
}
if (canvas != null)
{
return(canvas._mapControlFactory.TileGenerator.GetValidZoom((int)baseValue));
}
return(null);
}
private static void OnLatitudeLongitudePropertyChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
{
// Search for a MapControl parent
MapCanvas canvas = null;
FrameworkElement child = d as FrameworkElement;
while (child != null)
{
canvas = child as MapCanvas;
if (canvas != null)
{
break;
}
child = child.Parent as FrameworkElement;
}
if (canvas != null)
{
canvas.RepositionChildren();
}
}