//<Snippet11>
void selectionTester_SelectionChanged(object sender,
LassoSelectionChangedEventArgs args)
{
// Change the color of all selected strokes to red.
foreach (Stroke selectedStroke in args.SelectedStrokes)
{
selectedStroke.DrawingAttributes.Color = Colors.Red;
selectedStrokes.Add(selectedStroke);
}
// Change the color of all unselected strokes to
// their original color.
foreach (Stroke unselectedStroke in args.DeselectedStrokes)
{
unselectedStroke.DrawingAttributes.Color = inkDA.Color;
selectedStrokes.Remove(unselectedStroke);
}
}
// When the stylus encircles a stroke,
// erase that stroke.
void myIHT_StrokeHitChanged(object sender, LassoSelectionChangedEventArgs e)
{
foreach (MyStroke stroke in e.SelectedStrokes)
{
stroke.Selected = true;
//stroke.DrawingAttributes.Color = Colors.Red;
}
foreach (MyStroke stroke in e.DeselectedStrokes)
{
stroke.Selected = false;
//stroke.DrawingAttributes.Color = Colors.Green;
}
// Remove the encircled stroke.
//if (eraseResult.Count > 0)
//{
// myInkPresenter.Strokes.Remove(eraseResult);
//}
}
//-------------------------------------------------------------------------------
//
// Private Methods
//
//-------------------------------------------------------------------------------
#region Private Methods
/// <summary>
/// Private event handler that updates which strokes are actually selected
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void OnSelectionChanged(object sender, LassoSelectionChangedEventArgs e)
{
this.InkCanvas.UpdateDynamicSelection(e.SelectedStrokes, e.DeselectedStrokes);
}
