public void Add(PdfPageControl pdfPageControl)
{
if (Pages.Contains(pdfPageControl))
{
return;
}
Pages.Add(pdfPageControl);
}
public void Add(PdfPageControl pageControl)
{
if (_pages.Add(pageControl))
{
if (pageControl.Page.Size.Width > MaxPageSize.Width)
{
MaxPageSize = pageControl.Page.Size;
}
PageCount++;
}
}
public PdfPageControl GetCurrentPage()
{
double val = double.MaxValue;
PdfPageControl result = null;
foreach (var page in Pages)
{
if (page.PageLoaded && page.DistanceY < val)
{
val = page.DistanceY;
result = page;
}
}
CurrentPage = result;
return(result);
}
public PdfPageControl GetCurrentPage()
{
double val = double.MaxValue;
PdfPageControl result = null;
foreach (var item in _pages.Items)
{
foreach (var pageControl in item.Items)
{
if (pageControl.PageLoaded && pageControl.DistanceY < val)
{
val = pageControl.DistanceY;
result = pageControl;
}
}
}
CurrentPage = result;
return(result);
}
private async void UserControl_Loaded(object sender, RoutedEventArgs e)
{
if (IsMainPdfFile == true)
{
ButtonClose.IsEnabled = false;
}
if (File != null && !PageLoaded && !_loadedFiles.Contains(File.Path))
{
_loadedFiles.Add(File.Path);
var pdfDocument = await PdfDocument.LoadFromFileAsync(File);
var pageCount = pdfDocument.PageCount;
NumberBoxPageNumber.Maximum = pageCount;
PageLoaded = true;
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 PdfPageControl();
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;
}
}
