private async void OnStrokesCollected(object sender, XInkStrokesCollectedEventArgs e)
{
var strokes = this.InkCanvas.GetInkCanvasView().InkPresenter.StrokeContainer.GetStrokes();
App.GetSketchData().InkStrokes = strokes;
var width = this.InkCanvas.CanvasSize.Width;
var height = this.InkCanvas.CanvasSize.Height;
var webView = FullPreview;//IsSpanned ? FullPreview : SplitPreview;
await UpdateWebViewAsync().ConfigureAwait(true);
var inkPoints = e.Strokes[e.Strokes.Count - 1].GetInkPoints();
if (!inkPoints.Any())
{
return;
}
var position = inkPoints[inkPoints.Count - 1].Position;
var alpha = -(position.X / width) * (2 * Math.PI);
var beta = Math.PI * (height - position.Y) / height;
webView.SetPosition(alpha, beta);
await SaveSketchAsync().ConfigureAwait(true);
var undoItem = App.Container.Resolve <IAddStrokesUndoItem>();
undoItem.Container = App.GetSketchData();
undoItem.Strokes = e.Strokes.ToList();
_viewModel.UndoManager.Add(undoItem);
}
private void OnRightInkCanvasViewStrokesCollected(Xamarin.Forms.Inking.Interfaces.IInkPresenter sender, XInkStrokesCollectedEventArgs args)
{
RightInkCanvasView.InvalidateCanvas(false, true);
}
