private void FontSizeButton_Click(object sender, RoutedEventArgs e)
{
var item = sender as MenuFlyoutItem;
ViewModel.FontSize = item.FontSize;
#if WINDOWS_APP
ContentTextBlock.FontWeight = item.FontWeight;
// Request an update of the layout since the font size is changed
RichTextColumns.ResetOverflowLayout(ContentColumns, null);
//ContentColumns.InvalidateMeasure();
#endif
}
void Relayout_ContentImages()
{
foreach (Paragraph para in ContentColumns.RichTextContent.Blocks)
{
foreach (var inline in para.Inlines)
{
var container = inline as InlineUIContainer;
if (container != null)
{
var elem = container.Child as FrameworkElement;
Size padding = new Size(ContentTextBlock.Padding.Left + ContentTextBlock.Padding.Right, ContentTextBlock.Padding.Top + ContentTextBlock.Padding.Bottom);
elem.Width = ContentColumns.ColumnWidth - padding.Width - 1;
elem.Height = ContentColumns.ColumnHeight - padding.Height - PictureMargin;
}
}
}
RichTextColumns.ResetOverflowLayout(ContentColumns, null);
}
private void UpdateContentsView(IEnumerable <LineViewModel> lines)
{
Uri severBaseUri = new Uri("http://lknovel.lightnovel.cn");
ContentTextBlock.Blocks.Clear();
bool prevLineBreakFlag = false;
foreach (var line in lines)
{
var para = new Paragraph();
para.SetValue(ParagrahViewModelProperty, line);
if (line.ContentType == LineContentType.TextContent || line.Content == null)
{
if (line.HasComments)
{
para.Inlines.Add(new InlineUIContainer
{
Child = new SymbolIcon {
Symbol = Symbol.Message
},
Foreground = (SolidColorBrush)App.Current.Resources["AppAcentBrush"]
});
}
var run = new Run {
Text = line.Content
};
para.Inlines.Add(run);
para.TextIndent = ContentTextBlock.FontSize * 2;
prevLineBreakFlag = true;
para.Margin = new Thickness(0, 0, 0, 10);
}
else
{
//para.LineHeight = 2;
Size padding = new Size(ContentTextBlock.Padding.Left + ContentTextBlock.Padding.Right, ContentTextBlock.Padding.Top + ContentTextBlock.Padding.Bottom);
//bitmap.DownloadProgress +=
//var img = new Image
//{
// Source = bitmap,
// //MaxWidth = ContentColumns.ColumnWidth - padding.Width - 1,
// //Height = ContentColumns.ColumnHeight - padding.Height - PictureMargin,
// HorizontalAlignment = Windows.UI.Xaml.HorizontalAlignment.Stretch,
// VerticalAlignment = Windows.UI.Xaml.VerticalAlignment.Stretch,
// Stretch = Stretch.Uniform,
//};
//img.DataContext = img;
//Flyout.SetAttachedFlyout(img, this.Resources["ImagePreviewFlyout"] as Flyout);
//img.Tapped += Illustration_Tapped;
//GetLocalImageAsync(new Uri(severBaseUri, line.Content)).ContinueWith(async (task) =>
//{
// await Dispatcher.RunAsync(Windows.UI.Core.CoreDispatcherPriority.Normal,()=>{
// if (task.IsFaulted || task.Result == null)
// {
// img.Source = new BitmapImage(new Uri(severBaseUri, line.Content));
// }
// else
// {
// var localUri = task.Result;
// img.Source = new BitmapImage(localUri);
// }
// });
//});
//var illustration = new Border
//{
// HorizontalAlignment = Windows.UI.Xaml.HorizontalAlignment.Stretch,
// VerticalAlignment = Windows.UI.Xaml.VerticalAlignment.Stretch,
// Width = ContentColumns.ColumnWidth - padding.Width - 1,
// Height = ContentColumns.ColumnHeight - padding.Height - PictureMargin,
// Background = null,
// BorderBrush = null,
// Child = img,
//};
var illustration = IllustrationViewTemplate.LoadContent() as Grid;
illustration.DataContext = line;
illustration.Width = ContentColumns.ColumnWidth - padding.Width - 1;
illustration.Height = ContentColumns.ColumnHeight - padding.Height - PictureMargin;
var bitmap = (illustration.GetFirstDescendantOfType <Image>().Source as BitmapImage);
var pb = illustration.GetFirstDescendantOfType <ProgressBar>();
bitmap.SetValue(BitmapLoadingIndicatorProperty, pb);
var inlineImg = new InlineUIContainer
{
Child = illustration // img
};
//inlineImg.FontSize = 620;
para.TextAlignment = TextAlignment.Center;
if (prevLineBreakFlag)
{
para.Inlines.Add(new Run {
Text = "\n"
});
illustration.Margin = new Thickness(0, 5, 0, 0);
//img.Margin = new Thickness(0, 5, 0, 0);
}
else
{
para.Inlines.Add(new Run {
Text = " \n", FontSize = 5
});
}
para.Inlines.Add(inlineImg);
prevLineBreakFlag = false;
}
ContentTextBlock.Blocks.Add(para);
}
var ptr = ContentTextBlock.ContentStart;
//ContentColumns.Measure(new Size(ContentScrollViewer.Height, double.PositiveInfinity));
//ContentColumns.Children.Count;
RichTextColumns.ResetOverflowLayout(ContentColumns, null);
}