/// <summary>
/// Handle the keydown event
/// </summary>T
private void LayoutRoot_KeyDown(object sender, KeyEventArgs e)
{
var locator = System.Windows.Application.Current.Resources["Locator"] as ViewModelLocator;
if (locator != null)
{
if (e.Key == Key.Space && Keyboard.Modifiers == ModifierKeys.Control)
{
locator.TraceLogger.Enabled = !locator.TraceLogger.Enabled;
e.Handled = true;
}
if (e.Key == Key.Q && Keyboard.Modifiers == (ModifierKeys.Control | ModifierKeys.Shift))
{
var map = locator.MapsViewModel.CurrentMap;
var vs = map.ViewScale;
var layers = map.Layers;
var result = new MapLayerChangeCollection();
foreach (var layer in layers)
{
result.Add(new MapLayerChange(layer.Name, vs / 10, vs * 10, new[] { map.Envelope.EnlargedBy(2) }));
}
map.ProcessMapLayerChanges(result);
}
}
}
/// <summary>
/// Notify the changes to the outside world
/// </summary>
private void NotifyMapLayerChanges(MapLayerChangeCollection changes)
{
if (changes != null)
{
var changeMessage = new LiteMapLayerChangeMessage(this, changes);
Messenger.Send(changeMessage);
}
}
/// <summary>
/// Process the supplied changes
/// </summary>
/// <param name="changes"></param>
internal void ProcessChanges(MapLayerChangeCollection changes)
{
// Send the changes on the messenger
Messenger.Send(new LiteMapLayerChangeMessage(this, changes));
}
/// <summary>
/// Constructs the message for the specified changes
/// </summary>
public LiteMapLayerChangeMessage(object sender, MapLayerChangeCollection mapLayerChanges)
: base(sender)
{
Changes = mapLayerChanges;
}
