public void Load(IPdfSource source, string password = null)
{
this.virtualPanel = VisualTreeHelperEx.FindChild <CustomVirtualizingPanel>(this);
this.scrollViewer = VisualTreeHelperEx.FindChild <ScrollViewer>(this);
this.virtualPanel.PageRowBounds = this.parent.PageRowBounds.Select(f => f.SizeIncludingOffset).ToArray();
this.imageProvider = new PdfImageProvider(source, this.parent.TotalPages,
new PageDisplaySettings(this.parent.GetPagesPerRow(), this.parent.ViewType, this.parent.HorizontalMargin, this.parent.Rotation),
password: password);
if (this.parent.ZoomType == ZoomType.Fixed)
{
this.CreateNewItemsSource();
}
else if (this.parent.ZoomType == ZoomType.FitToHeight)
{
this.ZoomToHeight();
}
else if (this.parent.ZoomType == ZoomType.FitToWidth)
{
this.ZoomToWidth();
}
if (this.scrollViewer != null)
{
this.scrollViewer.Visibility = System.Windows.Visibility.Visible;
this.scrollViewer.ScrollToTop();
}
}
public void IsItemsHost_PlainPanel()
{
Panel panel = new StackPanel();
Enqueue(() => TestPanel.Children.Add(panel));
Enqueue(() => Assert.IsFalse(new StackPanel().IsItemsHost, "#1"));
Enqueue(() => panel = new CustomVirtualizingPanel());
Enqueue(() => Assert.IsFalse(new VirtualizingStackPanel().IsItemsHost, "#2"));
EnqueueTestComplete();
}
public void Load(IPdfSource source, string password = null)
{
virtualPanel = VisualTreeHelperEx.FindChild<CustomVirtualizingPanel>(this);
scrollViewer = VisualTreeHelperEx.FindChild<ScrollViewer>(this);
virtualPanel.PageRowBounds = parent.PageRowBounds.Select(f => f.SizeIncludingOffset).ToArray();
imageProvider = new PdfImageProvider(source, parent.TotalPages,
new PageDisplaySettings(parent.GetPagesPerRow(), parent.ViewType, parent.HorizontalMargin,
parent.Rotation),
password: password);
if (parent.ZoomType == ZoomType.Fixed)
CreateNewItemsSource();
else if (parent.ZoomType == ZoomType.FitToHeight)
ZoomToHeight();
else if (parent.ZoomType == ZoomType.FitToWidth)
ZoomToWidth();
if (scrollViewer != null)
{
scrollViewer.Visibility = Visibility.Visible;
scrollViewer.ScrollToTop();
}
}
