unsafe public object Convert(object value, Type targetType, object parameter, System.Globalization.CultureInfo culture)
{
if (value is MarkdownData)
{
var markdownData = value as MarkdownData;
try
{
var categoryVisitor = new SnuDomCategoryVisitor();
((IDomObject)markdownData.MarkdownDom).Accept(categoryVisitor);
switch (categoryVisitor.Category)
{
case MarkdownCategory.PlainText:
{
var visitor = new SnuDomPlainTextVisitor();
((IDomObject)markdownData.MarkdownDom).Accept(visitor);
return MakePlain(visitor.Result);
}
case MarkdownCategory.Formatted:
case MarkdownCategory.Full:
{
var visitor = new SnuDomFullUIVisitor(Styles.Resources["PhoneForegroundBrush"] as Brush);
((IDomObject)markdownData.MarkdownDom).Accept(visitor);
if (visitor.ResultGroup != null)
return visitor.ResultGroup;
else
return visitor.Result;
}
default:
return new TextBlock { Text = "" };
}
}
catch(Exception ex)
{
return MakePlain(ex.ToString());
}
}
else
return new TextBlock { Text = "" };
}
private IEnumerable<UIElement> BuildChildUIList(IEnumerable<IDomObject> objects)
{
List<UIElement> results = new List<UIElement>();
foreach (var item in objects)
{
SnuDomCategoryVisitor categoryVisitor = new SnuDomCategoryVisitor();
if (item is TableColumn)
{
foreach (var contents in ((TableColumn)item).Contents)
{
contents.Accept(categoryVisitor);
}
}
else
{
item.Accept(categoryVisitor);
}
var column = item as TableColumn;
IDomObject columnFirstContent = null;
if (categoryVisitor.Category == MarkdownCategory.PlainText)
{
var plainTextVisitor = new SnuDomPlainTextVisitor();
//this might be a pp
if (column != null)
{
foreach (var contents in column.Contents)
{
contents.Accept(plainTextVisitor);
}
}
else if(item is SnuDomWP8.Paragraph)
{
item.Accept(plainTextVisitor);
}
results.Add(new TextBlock { TextWrapping = System.Windows.TextWrapping.Wrap, Text = plainTextVisitor.Result, Margin = new Thickness(4, 6, 4, 6) });
}
else if (column != null && ((TableColumn)item).Contents.Count() == 1 && (columnFirstContent = ((TableColumn)item).Contents.FirstOrDefault()) != null &&
(columnFirstContent is Text))
{
if (columnFirstContent is Link)
{
var plainTextVisitor = new SnuDomPlainTextVisitor();
var lnk = columnFirstContent as Link;
var firstContent = lnk.Display.FirstOrDefault();
if(firstContent != null)
firstContent.Accept(plainTextVisitor);
results.Add(new MarkdownButton(lnk.Url, plainTextVisitor.Result));
}
else
{
results.Add(new TextBlock { TextWrapping = System.Windows.TextWrapping.Wrap, Text = ((Text)columnFirstContent).Contents, Margin = new Thickness(4, 6, 4, 6) });
}
}
else
{
var fullUIVisitor = new SnuDomFullUIVisitor(_forgroundBrush);
if (column != null)
{
foreach (var contents in column.Contents)
{
contents.Accept(fullUIVisitor);
}
}
else if (item is SnuDomWP8.Paragraph)
{
FlatenVisitParagraph(fullUIVisitor, item as SnuDomWP8.Paragraph);
}
if (fullUIVisitor.ResultGroup != null)
results.Add(fullUIVisitor.ResultGroup);
else
results.Add(fullUIVisitor.Result);
}
if (column != null)
{
switch (column.Alignment)
{
case ColumnAlignment.Center:
results.Last().SetValue(FrameworkElement.HorizontalAlignmentProperty, HorizontalAlignment.Center);
break;
case ColumnAlignment.Left:
results.Last().SetValue(FrameworkElement.HorizontalAlignmentProperty, HorizontalAlignment.Left);
break;
case ColumnAlignment.Right:
results.Last().SetValue(FrameworkElement.HorizontalAlignmentProperty, HorizontalAlignment.Right);
break;
}
results.Last().SetValue(FrameworkElement.VerticalAlignmentProperty, VerticalAlignment.Top);
}
}
return results;
}
public void Visit(Quote code)
{
SnuDomCategoryVisitor categoryVisitor = new SnuDomCategoryVisitor();
UIElement result = null;
foreach (var item in code)
{
item.Accept(categoryVisitor);
}
if (categoryVisitor.Category == MarkdownCategory.PlainText && code.Count() == 1)
{
var plainTextVisitor = new SnuDomPlainTextVisitor();
foreach (var item in code)
item.Accept(plainTextVisitor);
result = new MarkdownQuote(plainTextVisitor.Result);
}
else
{
var fullUIVisitor = new SnuDomFullUIVisitor(_forgroundBrush);
//cant be null in this category
foreach (var item in code)
item.Accept(fullUIVisitor);
if (fullUIVisitor.ResultGroup != null)
{
result = new MarkdownQuote(fullUIVisitor.ResultGroup);
}
else
{
result = new MarkdownQuote(fullUIVisitor.Result);
}
}
DirectlyPlaceUIContent(result);
}
public void Visit(Link link)
{
if(link.Display.Count() == 0 &&
(link.Url.StartsWith("#") || link.Url.StartsWith("/#") ||
link.Url.StartsWith("//#") || (link.Url.StartsWith("/") && link.Url.Count(ch => ch == '/') == 1)))
{
return;
}
Inline inlineContainer = null;
SnuDomCategoryVisitor categoryVisitor = new SnuDomCategoryVisitor();
if (link.Display != null)
{
foreach (var item in link.Display)
{
item.Accept(categoryVisitor);
}
}
if (categoryVisitor.Category == MarkdownCategory.PlainText)
{
var plainTextVisitor = new SnuDomPlainTextVisitor();
if (link.Display != null && link.Display.FirstOrDefault() != null)
{
foreach (var item in link.Display)
item.Accept(plainTextVisitor);
}
else
plainTextVisitor.Result = link.Url;
inlineContainer = new Hyperlink { Command = new RelayCommand<string>(UtilityCommandImpl.GotoLinkImpl), CommandParameter = link.Url };
((Hyperlink)inlineContainer).Inlines.Add(plainTextVisitor.Result);
//inlineContainer.Child = new MarkdownButton(link.Url, plainTextVisitor.Result);
}
else
{
inlineContainer = new Hyperlink { Command = new RelayCommand<string>(UtilityCommandImpl.GotoLinkImpl), CommandParameter = link.Url };
var text = link.Display.FirstOrDefault() as Text;
if (text != null)
{
if (text.Italic)
inlineContainer.FontStyle = FontStyles.Italic;
if (text.Bold)
inlineContainer.FontWeight = FontWeights.Bold;
if (text.HeaderSize != 0)
{
switch (text.HeaderSize)
{
case 1:
inlineContainer.FontSize = 24;
break;
case 2:
inlineContainer.FontSize = 24;
inlineContainer.FontWeight = FontWeights.Bold;
inlineContainer.Foreground = _forgroundBrush;
break;
case 3:
case 4:
case 5:
case 6:
inlineContainer.FontSize = 28;
inlineContainer.FontWeight = FontWeights.Bold;
break;
}
}
}
else
{
inlineContainer = new System.Windows.Documents.InlineUIContainer();
var fullUIVisitor = new SnuDomFullUIVisitor(_forgroundBrush);
//cant be null in this category
foreach (var item in link.Display)
item.Accept(fullUIVisitor);
((InlineUIContainer)inlineContainer).Child = new RichMarkdownButton(link.Url, fullUIVisitor.Result);
}
}
if (_currentParagraph == null)
{
MaybeSplitForParagraph();
}
_currentParagraph.Inlines.Add(inlineContainer);
}
