/// <summary>
/// Overridden <see cref="PictureModifiable.ShapeAdded"/> event handler.
/// Adds a shape name user dialog to the shape creation process.
/// </summary>
/// <param name="e">
/// The <see cref="ShapeEventArgs"/> with the new shape.
/// </param>
protected override void OnShapeAdded(ShapeEventArgs e)
{
// Show NameDialog if name is empty
if (e.Shape.Name == string.Empty)
{
var newDlg = new NameShapeDlg(Document.ActiveDocument.SelectionState.TrialID);
if (newDlg.ShowDialog() == DialogResult.OK)
{
// Set new shapes name
e.Shape.Name = newDlg.ShapeName;
// Save to aoi collection
this.AoiCollection.Add(e.Shape);
// Raise event
base.OnShapeAdded(e);
}
else
{
this.Elements.Remove(e.Shape);
this.DrawForeground(false);
}
}
else
{
// Raise event
base.OnShapeAdded(e);
// Save to aoi collection
this.AoiCollection.Add(e.Shape);
}
}
void ShapeFactory_OnShapeAdded(object sender, ShapeEventArgs e)
{
if (e.Shape is ClassShape)
{
InjectReflectedData(e.Shape as ClassShape);
}
}
protected override void OnShapeChanged(ShapeEventArgs e)
{
// Do any rectangle-specific processing here.
// Call the base class event invocation method.
base.OnShapeChanged(e);
}
///////////////////////////////////////////////////////////////////////////////
// Eventhandler for Custom Defined Events //
///////////////////////////////////////////////////////////////////////////////
#region CUSTOMEVENTHANDLER
/// <summary>
/// Raises the <see cref="CursorStyleChanged"/> event by invoking the delegates.
/// </summary>
/// <param name="e"><see cref="ShapeEventArgs"/> event arguments</param>.
public void OnCursorStyleChanged(ShapeEventArgs e)
{
if (this.CursorStyleChanged != null)
{
this.CursorStyleChanged(this, e);
}
}
public void ShoulBeTheSameShapeInEventArgs()
{
var circle = new Circle();
var args = new ShapeEventArgs(circle);
args.Shape.Should().Be(circle);
}
public void OnShapeAdded(object sender, ShapeEventArgs args)
{
var viewModel = new ShapeListItemViewModel {
Shape = args.Shape
};
ShapeListItems.Add(viewModel);
SelectedShapeListItemViewModel = viewModel;
}
// ...Other methods to draw, resize, etc.
private void HandleShapeChanged(object sender, ShapeEventArgs e)
{
Shape s = (Shape)sender;
// Diagnostic message for demonstration purposes.
Console.WriteLine("Received event. Shape area is now {0}", e.NewArea);
// Redraw the shape here.
s.Draw();
}
//The event-invoking method that derived classes can override.
protected virtual void OnShapeChanged(ShapeEventArgs e)
{
// Make a temporary copy of the event to avoid possibility of
// a race condition if the last subscriber unsubscribes
// immediately after the null check and before the event is raised.
EventHandler <ShapeEventArgs> handler = ShapeChanged;
if (handler != null)
{
handler(this, e);
}
}
private void Controller_OnDraw(object sender, ShapeEventArgs e)
{
if (InvokeRequired)
{
Invoke((MethodInvoker)(() => Controller_OnDraw(sender, e)));
return;
}
var graphic = CreateGraphics();
graphic.Clear(BackColor);
graphic.Draw(e.Shape);
}
/// <summary>
/// Event handler. Invoked whenever new shape is added to shape repository
/// </summary>
/// <param name="sender"></param>
/// <param name="args"></param>
private void OnShapeAdded(object sender, ShapeEventArgs args)
{
Shapes.Add(args.Shape);
SelectedShape = args.Shape;
}
/// <summary>
/// Wires the event from the underlying control to the listeners.
/// </summary>
/// <param name="sender">The source of the event.</param>
/// <param name="e">A <see cref="ShapeEventArgs"/> with the new cursor.</param>
private void cursorSelectControl_CursorStyleChanged(object sender, ShapeEventArgs e)
{
OnCursorStyleChanged(e);
}
