private async void DoJob(Obj obj)
{
if (obj.CancellationToken.IsCancellationRequested)
{
return;
}
Stop();
var document = obj.State.Document;
var pageNumber = obj.State.PageNumber;
var page = await document.GetPageAsync(pageNumber);
if (obj.CancellationToken.IsCancellationRequested)
{
Start();
return;
}
var textLayer = await document.GetTextLayerAsync(pageNumber);
Start();
if (obj.CancellationToken.IsCancellationRequested)
{
return;
}
await CoreApplication.MainView.Dispatcher.RunAsync(CoreDispatcherPriority.Low, () => obj.Callback(page, textLayer, obj.CancellationToken));
}
