private static void Count(InlineCollection inlines, int startIndex, InlineStylesCount stylesCount)
{
for (int y = startIndex + 1; y < inlines.Count; ++y)
{
Inline inlineY = inlines.ElementAt(y);
if (inlineY.FontStyle == System.Windows.FontStyles.Italic)
{
stylesCount.ItalicCount++;
}
else
{
stylesCount.ItalicCountingFinished = true;
}
if (inlineY.FontWeight == System.Windows.FontWeights.Bold)
{
stylesCount.BoldCount++;
}
else
{
stylesCount.BoldCountingFinished = true;
}
if (inlineY.TextDecorations.Contains(System.Windows.TextDecorations.Underline[0]))
{
stylesCount.UnderlinedCount++;
}
else
{
stylesCount.UnderlinedCountingFinished = true;
}
// continue with children
if (inlineY is Span)
{
if (!stylesCount.BoldCountingFinished || !stylesCount.UnderlinedCountingFinished || !stylesCount.ItalicCountingFinished)
{
Count((inlineY as Span).Inlines, 0, stylesCount);
}
}
if (stylesCount.BoldCountingFinished && stylesCount.UnderlinedCountingFinished && stylesCount.ItalicCountingFinished)
{
break;
}
}
}
private void ProcessInlines(RichTextBox textBox, InlineCollection inlines)
{
for (int inlineIndex = 0; inlineIndex < inlines.Count; inlineIndex++)
{
Inline i = inlines.ElementAt(inlineIndex);
if (i is Run)
{
Run r = i as Run;
string text = r.Text;
string emoticonFound = string.Empty;
int index = FindFirstEmoticon(text, 0, out emoticonFound);
if (index >= 0)
{
TextPointer tp = i.ContentStart;
bool reposition = false;
while (!tp.GetTextInRun(LogicalDirection.Forward).StartsWith(emoticonFound))
tp = tp.GetNextInsertionPosition(LogicalDirection.Forward);
TextPointer end = tp;
for (int j = 0; j < emoticonFound.Length; j++)
end = end.GetNextInsertionPosition(LogicalDirection.Forward);
TextRange tr = new TextRange(tp, end);
if (textBox != null)
reposition = textBox.CaretPosition.CompareTo(tr.End) == 0;
tr.Text = string.Empty;
var image = GetImageForEmoticon(emoticonFound);
InlineUIContainer iui = new InlineUIContainer(image, tp);
iui.BaselineAlignment = BaselineAlignment.TextBottom;
if (textBox != null && reposition)
textBox.CaretPosition = tp.GetNextInsertionPosition(LogicalDirection.Forward);
}
}
}
}
private static void ProcessInlines(InlineCollection inlines, Size size, out int numFound)
{
numFound = 0;
try
{
for (int inlineIndex = 0; inlineIndex < inlines.Count; inlineIndex++)
{
Inline i = inlines.ElementAt(inlineIndex);
if (i is Run)
{
Run r = i as Run;
string text = r.Text;
foreach (Match m in Regex.Matches(text, HyperlinkUtility.UrlRegex2))
{
TextPointer tp = i.ContentStart;
while (!tp.GetTextInRun(LogicalDirection.Forward).StartsWith(m.Value))
{
tp = tp.GetNextInsertionPosition(LogicalDirection.Forward);
}
TextPointer end = tp;
for (int j = 0; j < m.Value.Length; j++)
{
end = end.GetNextInsertionPosition(LogicalDirection.Forward);
}
TextRange tr = new TextRange(tp, end);
tr.Text = string.Empty;
UIElement element = CreateHyperlink(m.Value);
InlineUIContainer iContainer = new InlineUIContainer(element, tp);
iContainer.BaselineAlignment = BaselineAlignment.Bottom;
continue;
}
foreach (Match m in Regex.Matches(text, HyperlinkUtility.UncRegex))
{
TextPointer tp = i.ContentStart;
while (!tp.GetTextInRun(LogicalDirection.Forward).StartsWith(m.Value))
{
tp = tp.GetNextInsertionPosition(LogicalDirection.Forward);
}
TextPointer end = tp;
for (int j = 0; j < m.Value.Length; j++)
{
end = end.GetNextInsertionPosition(LogicalDirection.Forward);
}
TextRange tr = new TextRange(tp, end);
tr.Text = string.Empty;
UIElement element = CreateHyperlink(m.Value);
InlineUIContainer iContainer = new InlineUIContainer(element, tp);
iContainer.BaselineAlignment = BaselineAlignment.Bottom;
continue;
}
text = r.Text;
foreach (Match m in Regex.Matches(text, HyperlinkUtility.UrlRegex))
{
TextPointer tp = i.ContentStart;
while (!tp.GetTextInRun(LogicalDirection.Forward).StartsWith(m.Value))
{
tp = tp.GetNextInsertionPosition(LogicalDirection.Forward);
}
TextPointer end = tp;
for (int j = 0; j < m.Value.Length; j++)
{
end = end.GetNextInsertionPosition(LogicalDirection.Forward);
}
TextRange tr = new TextRange(tp, end);
tr.Text = string.Empty;
UIElement element = CreateHyperlink(m.Value);
InlineUIContainer iContainer = new InlineUIContainer(element, tp);
iContainer.BaselineAlignment = BaselineAlignment.Bottom;
continue;
}
string emoticonFound = string.Empty;
int index = GetNextEmoticon(text, 0, out emoticonFound);
if (index >= 0)
{
TextPointer tp = i.ContentStart;
while (!tp.GetTextInRun(LogicalDirection.Forward).StartsWith(emoticonFound))
{
tp = tp.GetNextInsertionPosition(LogicalDirection.Forward);
}
TextPointer end = tp;
for (int j = 0; j < emoticonFound.Length; j++)
{
end = end.GetNextInsertionPosition(LogicalDirection.Forward);
}
TextRange tr = new TextRange(tp, end);
tr.Text = string.Empty;
//string uri = ApplicationViewModel.Current.SmiliesView.OfType<EmoticonMapping>().Where( d => d.KeyList.Contains( emoticonFound ) ).FirstOrDefault().Path;
ImageSource imageSource = EmoticonLibrary.Current.Where(e => e.Keys.Contains(emoticonFound)).Select(e => e.ImageSource).FirstOrDefault();
System.Windows.Controls.Image emoticon = new System.Windows.Controls.Image();
emoticon.Style = Application.Current.Resources["AnimatedImageStyle"] as Style;
if (size == Size.Empty)
{
emoticon.Stretch = Stretch.Fill;
Binding heightBinding = new Binding("Source.PixelHeight")
{
RelativeSource = RelativeSource.Self
};
Binding widthBinding = new Binding("Source.PixelWidth")
{
RelativeSource = RelativeSource.Self
};
emoticon.SetBinding(Image.HeightProperty, heightBinding);
emoticon.SetBinding(Image.WidthProperty, widthBinding);
}
else
{
BitmapSource bitmapSource = imageSource as BitmapSource;
if (bitmapSource != null)
{
if (bitmapSource.PixelHeight < size.Height)
{
emoticon.Stretch = Stretch.Fill;
Binding heightBinding = new Binding("Source.PixelHeight")
{
RelativeSource = RelativeSource.Self
};
Binding widthBinding = new Binding("Source.PixelWidth")
{
RelativeSource = RelativeSource.Self
};
emoticon.SetBinding(Image.HeightProperty, heightBinding);
emoticon.SetBinding(Image.WidthProperty, widthBinding);
}
else
{
RenderOptions.SetBitmapScalingMode(emoticon, BitmapScalingMode.HighQuality);
emoticon.MaxHeight = size.Height;
//emoticon.MaxWidth = size.Width;
emoticon.Stretch = Stretch.Uniform;
}
}
emoticon.MaxHeight = size.Height;
//emoticon.MaxWidth = size.Width;
emoticon.Stretch = Stretch.Uniform;
}
//ImageSource imageSource = new ImageSourceConverter().ConvertFromString( uri ) as ImageSource;
WpfAnimatedGif.ImageBehavior.SetAnimatedSource(emoticon, imageSource);
numFound++;
Grid grid = new Grid();
grid.ToolTip = emoticonFound;
grid.Children.Add(emoticon);
InlineUIContainer iui = new InlineUIContainer(grid, tp);
iui.BaselineAlignment = BaselineAlignment.TextBottom;
}
emoticonFound = string.Empty;
ChatUser user;
index = GetNextUser(text, 0, out emoticonFound, out user);
if (index >= 0)
{
TextPointer tp = i.ContentStart;
while (!tp.GetTextInRun(LogicalDirection.Forward).StartsWith(emoticonFound))
{
tp = tp.GetNextInsertionPosition(LogicalDirection.Forward);
}
TextPointer end = tp;
for (int j = 0; j < emoticonFound.Length; j++)
{
end = end.GetNextInsertionPosition(LogicalDirection.Forward);
}
TextRange tr = new TextRange(tp, end);
tr.Text = string.Empty;
ChatUserImage userImage = new ChatUserImage {
User = user
};
if (size != Size.Empty)
{
userImage.Height = size.Height;
userImage.Width = size.Width;
}
Grid grid = new Grid();
grid.ToolTip = emoticonFound;
grid.Children.Add(userImage);
InlineUIContainer iui = new InlineUIContainer(grid, tp);
iui.BaselineAlignment = BaselineAlignment.TextBottom;
}
}
}
}
catch (Exception)
{
// Do nothing, error processing emoticons
}
}
private static void Count(InlineCollection inlines, int startIndex, InlineStylesCount stylesCount)
{
for (int y = startIndex + 1; y < inlines.Count; ++y)
{
Inline inlineY = inlines.ElementAt(y);
if (inlineY.FontStyle == System.Windows.FontStyles.Italic)
stylesCount.ItalicCount++;
else
stylesCount.ItalicCountingFinished = true;
if (inlineY.FontWeight == System.Windows.FontWeights.Bold)
stylesCount.BoldCount++;
else
stylesCount.BoldCountingFinished = true;
if (inlineY.TextDecorations.Contains(System.Windows.TextDecorations.Underline[0]))
stylesCount.UnderlinedCount++;
else
stylesCount.UnderlinedCountingFinished = true;
// continue with children
if (inlineY is Span)
{
if (!stylesCount.BoldCountingFinished || !stylesCount.UnderlinedCountingFinished || !stylesCount.ItalicCountingFinished)
{
Count((inlineY as Span).Inlines, 0, stylesCount);
}
}
if (stylesCount.BoldCountingFinished && stylesCount.UnderlinedCountingFinished && stylesCount.ItalicCountingFinished)
break;
}
}
/// <summary>
/// Convert an flow document inlines into their (combined!) html representation.
/// </summary>
/// <param name="inlines">Flow document inlines collection.</param>
/// <param name="htmlWriter">XmlTextWriter producing resulting html.</param>
/// <param name="conversionResult">Conversion result to store error and warning messages. Can be null.</param>
/// <param name="inheritedStyle">Inherited inline styles.</param>
/// <remarks>
/// Supported: Hyperlink, Bold, Underline, Italic as well as Run and InlineUIContainer for Image.
/// </remarks>
private static void AddInlines(InlineCollection inlines, XmlTextWriter htmlWriter, ValidationResult conversionResult, List<InlineStyles> inheritedStyle)
{
for (int i = 0; i < inlines.Count; ++i)
{
Inline inline = inlines.ElementAt(i);
#region InheritedStyle + B,I,U processing
bool bAddBold = false;
bool bAddItalic = false;
bool bAddUnderlined = false;
// Bold
if (inline.FontWeight != System.Windows.FontWeights.Bold && inheritedStyle.Contains(InlineStyles.Bold))
{
// close last element tag
htmlWriter.WriteEndElement();
inheritedStyle.Remove(InlineStyles.Bold);
}
else if (!inheritedStyle.Contains(InlineStyles.Bold) && inline.FontWeight == System.Windows.FontWeights.Bold)
bAddBold = true;
// Italic
if (inline.FontStyle != System.Windows.FontStyles.Italic && inheritedStyle.Contains(InlineStyles.Italic))
{
// close last element tag
htmlWriter.WriteEndElement();
inheritedStyle.Remove(InlineStyles.Italic);
}
else if (!inheritedStyle.Contains(InlineStyles.Italic) && inline.FontStyle == System.Windows.FontStyles.Italic)
bAddItalic = true;
// Underline
bool bHasUnderline = false;
if (inline is Run && inline.Parent is Span)
{
if ((inline.Parent as Span).TextDecorations.Contains(System.Windows.TextDecorations.Underline[0]))
bHasUnderline = true;
}
if (!inline.TextDecorations.Contains(System.Windows.TextDecorations.Underline[0]) && inheritedStyle.Contains(InlineStyles.Underlined))
{
if (!bHasUnderline)
{
// close last element tag
htmlWriter.WriteEndElement();
inheritedStyle.Remove(InlineStyles.Underlined);
}
}
else if (!inheritedStyle.Contains(InlineStyles.Underlined) && inline.TextDecorations.Contains(System.Windows.TextDecorations.Underline[0]))
if (!bHasUnderline)
bAddUnderlined = true;
if (inline is HtmlHyperlink)
bAddUnderlined = false;
// see what needs to be added.. if multiple elements need to be added, than we have to iterate through
// siblings to see what tag to set first (depending on what to close first).
if (bAddUnderlined || bAddBold || bAddItalic)
{
if (bAddBold && bAddItalic || bAddBold && bAddUnderlined || bAddItalic && bAddUnderlined)
{
InlineStylesCount stylesCount = InlineStylesCounter.Count(inlines, i + 1);
// see what has to be added first
// add tags
for (int z = 0; z < 3; ++z)
{
if (stylesCount.Order[z] == InlineStyles.Bold && bAddBold)
{
htmlWriter.WriteStartElement("b");
inheritedStyle.Add(InlineStyles.Bold);
}
else if (stylesCount.Order[z] == InlineStyles.Italic && bAddItalic)
{
htmlWriter.WriteStartElement("i");
inheritedStyle.Add(InlineStyles.Italic);
}
else if (stylesCount.Order[z] == InlineStyles.Underlined && bAddUnderlined)
{
htmlWriter.WriteStartElement("u");
inheritedStyle.Add(InlineStyles.Underlined);
}
}
}
else
{
// just add the tag of the needed style
if (bAddBold)
{
htmlWriter.WriteStartElement("b");
inheritedStyle.Add(InlineStyles.Bold);
}
else if (bAddItalic)
{
htmlWriter.WriteStartElement("i");
inheritedStyle.Add(InlineStyles.Italic);
}
else if (bAddUnderlined)
{
htmlWriter.WriteStartElement("u");
inheritedStyle.Add(InlineStyles.Underlined);
}
}
}
#endregion
// continue with text or inlines
if (inline is InlineUIContainer)
{
InlineUIContainer container = inline as InlineUIContainer;
if (container.Child is HtmlImage)
{
// Add image
AddImage(container.Child as HtmlImage, htmlWriter, conversionResult);
}
else if (container.Child is System.Windows.Controls.TextBlock)
{
// Comment, just add text as is
string text = ExtendedHtmlUtility.HtmlEntityEncode((container.Child as System.Windows.Controls.TextBlock).Text);
htmlWriter.WriteRaw(text);
}
else
{
// not supported
if (conversionResult != null)
{
if (container.Child != null)
conversionResult.AddMessage(new ConversionMessage(ModelValidationViolationType.Warning,
"AddInline: Unknown inline ui container child: " + container.Child.ToString()));
//else
// conversionResult.AddMessage(new ConversionMessage(ModelValidationViolationType.Warning,
// "AddInline: Inline ui container child is null: " + container.ToString()));
}
}
}
else if (inline is HtmlHyperlink)
{
// Add hyperlink
AddHyperlink(inline as HtmlHyperlink, htmlWriter, conversionResult, inheritedStyle);
}
else if (inline is Span)
{
Span span = inline as Span;
AddInlines(span.Inlines, htmlWriter, conversionResult, inheritedStyle);
}
else if (inline is Run)
{
string text = ExtendedHtmlUtility.HtmlEntityEncode((inline as Run).Text);
//string text = HtmlEncode((inline as Run).Text); ;
htmlWriter.WriteRaw(text);
}
else
{
// not supported
if (conversionResult != null)
{
conversionResult.AddMessage(new ConversionMessage(ModelValidationViolationType.Warning,
"AddInline: Unknown inline element: " + inline.ToString()));
}
}
}
}
public static void ProcessInlines(RichTextBox textBox, InlineCollection inlines, bool findLinks)
{
for (int inlineIndex = 0; inlineIndex < inlines.Count; inlineIndex++)
{
Inline i = inlines.ElementAt(inlineIndex);
if (i is Run)
{
Run r = i as Run;
string text = r.Text;
if (findLinks)
{
ProcessParagraphLink(textBox, text, i);
}
string emoticonFound = string.Empty;
int index = FindFirstEmoticon(text, 0, out emoticonFound);
if (index >= 0)
{
TextPointer tp = i.ContentStart;
bool reposition = false;
while (!tp.GetTextInRun(LogicalDirection.Forward).StartsWith(emoticonFound))
{
tp = tp.GetNextInsertionPosition(LogicalDirection.Forward);
}
TextPointer end = tp;
for (int j = 0; j < emoticonFound.Length; j++)
{
end = end.GetNextInsertionPosition(LogicalDirection.Forward);
}
TextRange tr = new TextRange(tp, end);
if (textBox != null)
{
reposition = textBox.CaretPosition.CompareTo(tr.End) == 0;
}
tr.Text = string.Empty;
Image image = new Image();
image.SnapsToDevicePixels = true;
image.Source = LoadResource.GetEmoticon(emoticonFound.ToLower());
image.Width = 19;
image.Height = 19;
image.Stretch = Stretch.Fill;
image.Tag = emoticonFound.ToLower();
RenderOptions.SetBitmapScalingMode(image, BitmapScalingMode.NearestNeighbor);
RenderOptions.SetEdgeMode(image, EdgeMode.Aliased);
InlineUIContainer iui = new InlineUIContainer(image, tp);
iui.BaselineAlignment = BaselineAlignment.TextBottom;
if (textBox != null && reposition)
{
textBox.CaretPosition = tp.GetNextInsertionPosition(LogicalDirection.Forward);
}
}
}
}
}
/// <summary>
/// Convert an flow document inlines into their (combined!) html representation.
/// </summary>
/// <param name="inlines">Flow document inlines collection.</param>
/// <param name="htmlWriter">XmlTextWriter producing resulting html.</param>
/// <param name="conversionResult">Conversion result to store error and warning messages. Can be null.</param>
/// <param name="inheritedStyle">Inherited inline styles.</param>
/// <remarks>
/// Supported: Hyperlink, Bold, Underline, Italic as well as Run and InlineUIContainer for Image.
/// </remarks>
private static void AddInlines(InlineCollection inlines, XmlTextWriter htmlWriter, ValidationResult conversionResult, List <InlineStyles> inheritedStyle)
{
for (int i = 0; i < inlines.Count; ++i)
{
Inline inline = inlines.ElementAt(i);
#region InheritedStyle + B,I,U processing
bool bAddBold = false;
bool bAddItalic = false;
bool bAddUnderlined = false;
// Bold
if (inline.FontWeight != System.Windows.FontWeights.Bold && inheritedStyle.Contains(InlineStyles.Bold))
{
// close last element tag
htmlWriter.WriteEndElement();
inheritedStyle.Remove(InlineStyles.Bold);
}
else if (!inheritedStyle.Contains(InlineStyles.Bold) && inline.FontWeight == System.Windows.FontWeights.Bold)
{
bAddBold = true;
}
// Italic
if (inline.FontStyle != System.Windows.FontStyles.Italic && inheritedStyle.Contains(InlineStyles.Italic))
{
// close last element tag
htmlWriter.WriteEndElement();
inheritedStyle.Remove(InlineStyles.Italic);
}
else if (!inheritedStyle.Contains(InlineStyles.Italic) && inline.FontStyle == System.Windows.FontStyles.Italic)
{
bAddItalic = true;
}
// Underline
bool bHasUnderline = false;
if (inline is Run && inline.Parent is Span)
{
if ((inline.Parent as Span).TextDecorations.Contains(System.Windows.TextDecorations.Underline[0]))
{
bHasUnderline = true;
}
}
if (!inline.TextDecorations.Contains(System.Windows.TextDecorations.Underline[0]) && inheritedStyle.Contains(InlineStyles.Underlined))
{
if (!bHasUnderline)
{
// close last element tag
htmlWriter.WriteEndElement();
inheritedStyle.Remove(InlineStyles.Underlined);
}
}
else if (!inheritedStyle.Contains(InlineStyles.Underlined) && inline.TextDecorations.Contains(System.Windows.TextDecorations.Underline[0]))
{
if (!bHasUnderline)
{
bAddUnderlined = true;
}
}
if (inline is HtmlHyperlink)
{
bAddUnderlined = false;
}
// see what needs to be added.. if multiple elements need to be added, than we have to iterate through
// siblings to see what tag to set first (depending on what to close first).
if (bAddUnderlined || bAddBold || bAddItalic)
{
if (bAddBold && bAddItalic || bAddBold && bAddUnderlined || bAddItalic && bAddUnderlined)
{
InlineStylesCount stylesCount = InlineStylesCounter.Count(inlines, i + 1);
// see what has to be added first
// add tags
for (int z = 0; z < 3; ++z)
{
if (stylesCount.Order[z] == InlineStyles.Bold && bAddBold)
{
htmlWriter.WriteStartElement("b");
inheritedStyle.Add(InlineStyles.Bold);
}
else if (stylesCount.Order[z] == InlineStyles.Italic && bAddItalic)
{
htmlWriter.WriteStartElement("i");
inheritedStyle.Add(InlineStyles.Italic);
}
else if (stylesCount.Order[z] == InlineStyles.Underlined && bAddUnderlined)
{
htmlWriter.WriteStartElement("u");
inheritedStyle.Add(InlineStyles.Underlined);
}
}
}
else
{
// just add the tag of the needed style
if (bAddBold)
{
htmlWriter.WriteStartElement("b");
inheritedStyle.Add(InlineStyles.Bold);
}
else if (bAddItalic)
{
htmlWriter.WriteStartElement("i");
inheritedStyle.Add(InlineStyles.Italic);
}
else if (bAddUnderlined)
{
htmlWriter.WriteStartElement("u");
inheritedStyle.Add(InlineStyles.Underlined);
}
}
}
#endregion
// continue with text or inlines
if (inline is InlineUIContainer)
{
InlineUIContainer container = inline as InlineUIContainer;
if (container.Child is HtmlImage)
{
// Add image
AddImage(container.Child as HtmlImage, htmlWriter, conversionResult);
}
else if (container.Child is System.Windows.Controls.TextBlock)
{
// Comment, just add text as is
string text = ExtendedHtmlUtility.HtmlEntityEncode((container.Child as System.Windows.Controls.TextBlock).Text);
htmlWriter.WriteRaw(text);
}
else
{
// not supported
if (conversionResult != null)
{
if (container.Child != null)
{
conversionResult.AddMessage(new ConversionMessage(ModelValidationViolationType.Warning,
"AddInline: Unknown inline ui container child: " + container.Child.ToString()));
}
//else
// conversionResult.AddMessage(new ConversionMessage(ModelValidationViolationType.Warning,
// "AddInline: Inline ui container child is null: " + container.ToString()));
}
}
}
else if (inline is HtmlHyperlink)
{
// Add hyperlink
AddHyperlink(inline as HtmlHyperlink, htmlWriter, conversionResult, inheritedStyle);
}
else if (inline is Span)
{
Span span = inline as Span;
AddInlines(span.Inlines, htmlWriter, conversionResult, inheritedStyle);
}
else if (inline is Run)
{
string text = ExtendedHtmlUtility.HtmlEntityEncode((inline as Run).Text);
//string text = HtmlEncode((inline as Run).Text); ;
htmlWriter.WriteRaw(text);
}
else
{
// not supported
if (conversionResult != null)
{
conversionResult.AddMessage(new ConversionMessage(ModelValidationViolationType.Warning,
"AddInline: Unknown inline element: " + inline.ToString()));
}
}
}
}