private async void Page_Loaded(object sender, RoutedEventArgs e)
{
if (File != null)
{
var pdfDocument = await PdfDocument.LoadFromFileAsync(File);
var pageCount = pdfDocument.PageCount;
NumberBoxPageNumber.Maximum = pageCount;
if (pageCount == 1)
{
await this.Dispatcher.RunAsync(Windows.UI.Core.CoreDispatcherPriority.Normal, () => { LoadingControl.IsLoading = true; });
}
for (uint i = 0; i < pdfDocument.PageCount; i++)
{
var page = pdfDocument.GetPage(i);
if (page != null)
{
var pdfPageControl = new PdfViewerPageControl();
await pdfPageControl.Load(page);
ViewerPageViewModel.Pages.Add(pdfPageControl);
}
}
if (pageCount == 1)
{
await this.Dispatcher.RunAsync(Windows.UI.Core.CoreDispatcherPriority.Normal, () => { LoadingControl.IsLoading = false; });
}
PdfLoaded = true;
}
}
public PdfViewerPageControl GetCurrentPage()
{
double val = double.MaxValue;
PdfViewerPageControl result = null;
foreach (var page in _pages)
{
if (page.PageLoaded && page.DistanceY < val)
{
val = page.DistanceY;
result = page;
}
}
CurrentPage = result;
return(result);
}
public PdfViewerPageControl GetCurrentPage()
{
double val = double.MaxValue;
PdfViewerPageControl result = null;
foreach (var items in _items)
{
foreach (var viewModel in items.Items)
{
var page = viewModel.CurrentPage;
if (page != null)
{
if (page.PageLoaded && page.DistanceY < val)
{
val = page.DistanceY;
result = page;
}
}
}
}
CurrentPage = result;
return(result);
}
public void Add(PdfViewerPageControl pageControl)
{
}