private async static Task PdfToImages(PdfViewer pdfViewer, PdfDocument pdfDoc)
{
var items = pdfViewer.PagesContainer.Items;
items.Clear();
if (pdfDoc == null)
{
return;
}
for (uint i = 0; i < pdfDoc.PageCount; i++)
{
using (var page = pdfDoc.GetPage(i))
{
var bitmap = await PageToBitmapAsync(page);
var image = new Image
{
Source = bitmap,
HorizontalAlignment = HorizontalAlignment.Center,
Margin = new Thickness(0, 4, 0, 4),
MaxWidth = 800
};
items.Add(image);
}
}
}
private void OpenFileDialog_Click(object sender, RoutedEventArgs e)
{
OpenFileDialog openFile = new OpenFileDialog();
openFile.Filter = "Portable Document Format(*.pdf)|*.pdf|All files (*.*)|*.*";
FileInfo info;
if (openFile.ShowDialog() == true)
{
info = new FileInfo(openFile.FileName);
if (info.Extension != ".pdf")
{
MessageBox.Show("Can't open file");
return;
}
//pdfviewer.PdfPath = openFile.FileName;
//Nếu file đã open
foreach (System.Windows.Controls.TabItem item in TabController.Items)
{
var pdfviewer = item.Content as Controls.PdfViewer;
if (pdfviewer.OriginalPdfPath == info.Name)
{
this.TabController.SelectedItem = item;
MessageBox.Show("File is already opened!", "Quick PDF Editor", MessageBoxButton.OK, MessageBoxImage.Information);
return;
}
}
//Nếu File chưa Open
System.Windows.Controls.TabItem tabItem = new System.Windows.Controls.TabItem();
tabItem.Header = info.Name;
//Opened File
Controls.PdfViewer pdfViewer = new Controls.PdfViewer();
pdfViewer.PdfPath = openFile.FileName;
tabItem.Content = pdfViewer;
this.TabController.Items.Add(tabItem);
Dispatcher.BeginInvoke((Action)(() => this.TabController.SelectedIndex = this.TabController.Items.Count - 1));
}
}
