public virtual void KeyDown(object sender, KeyEventArgs e)
{
#if !PLAYER
if (e.Key == System.Windows.Input.Key.Escape)
{
AbortAndSetDefaultTool();
e.Handled = true;
}
else if (e.Key == System.Windows.Input.Key.Delete)
{
try
{
Drawing.DeleteSelection();
}
catch (Exception)
{
}
}
else if (e.Key == System.Windows.Input.Key.A)
{
Settings.Instance.AutoLabelPoints = !Settings.Instance.AutoLabelPoints;
string state = (Settings.Instance.AutoLabelPoints) ? "on." : "off.";
Drawing.RaiseStatusNotification("Toggling automatic labeling of points " + state);
}
else if (e.Key == System.Windows.Input.Key.G)
{
Settings.Instance.EnableSnapToGrid = !Settings.Instance.EnableSnapToGrid;
string state = (Settings.Instance.EnableSnapToGrid) ? "on." : "off.";
Drawing.RaiseStatusNotification("Toggling constraining to grid " + state);
}
#endif
}
public void LoadDrawing(string drawingXml, string fileName)
{
XElement xml = null;
try
{
xml = XElement.Parse(drawingXml);
}
catch (Exception ex)
{
Drawing.RaiseStatusNotification("Invalid file format: " + ex.ToString());
return;
}
LoadDrawing(xml, fileName);
}
private void mCurrentDrawing_ConstructionStepComplete(object sender, Drawing.ConstructionStepCompleteEventArgs args)
{
if (args.ConstructionComplete)
{
ConstructionInProgress = false;
UpdateUndoRedo();
Drawing.ClearStatus();
}
else
{
Drawing.RaiseDisplayProperties(Drawing.Behavior.PropertyBag);
CommandRedo.Enabled = false;
Drawing.RaiseStatusNotification(Drawing.Behavior.ConstructionHintText(args));
}
}
protected void PlotFunction(string function)
{
var result = MEFHost.Instance.CompilerService.CompileFunction(Drawing, function);
Func <double, double> func = result.Function;
if (func != null)
{
var graph = CreateFunctionGraph();
graph.Drawing = Drawing;
graph.FunctionText = function;
Actions.Add(Drawing, graph);
Drawing.ClearStatus();
}
else
{
Drawing.RaiseStatusNotification(result.ToString());
}
}
public void ShowOperationDuration(Action code)
{
var duration = Utilities.ElapsedTime(code);
Drawing.RaiseStatusNotification(string.Format("Processed in {0} milliseconds", duration));
}
public void ZoomOut()
{
UnitLength *= 1 / zoomFactor;
Drawing.RaiseStatusNotification(UnitLength.ToString());
}