// Token: 0x0600329A RID: 12954 RVA: 0x000E3B2C File Offset: 0x000E1D2C
internal void Push()
{
FormatState formatState = this.Top();
FormatState value = (formatState != null) ? new FormatState(formatState) : new FormatState();
this.Add(value);
}
//------------------------------------------------------
//
// Internal Methods
//
//------------------------------------------------------
#region Internal Methods
internal void Push()
{
FormatState previousFormatState = Top();
FormatState formatState;
formatState = previousFormatState != null ? new FormatState(previousFormatState) : new FormatState();
Add(formatState);
}
// Token: 0x060032DB RID: 13019 RVA: 0x000E5194 File Offset: 0x000E3394
internal FormatState(FormatState formatState)
{
this.Bold = formatState.Bold;
this.Italic = formatState.Italic;
this.Engrave = formatState.Engrave;
this.Shadow = formatState.Shadow;
this.SCaps = formatState.SCaps;
this.Outline = formatState.Outline;
this.Super = formatState.Super;
this.Sub = formatState.Sub;
this.SuperOffset = formatState.SuperOffset;
this.FontSize = formatState.FontSize;
this.Font = formatState.Font;
this.CodePage = formatState.CodePage;
this.CF = formatState.CF;
this.CB = formatState.CB;
this.DirChar = formatState.DirChar;
this.UL = formatState.UL;
this.Strike = formatState.Strike;
this.Expand = formatState.Expand;
this.Lang = formatState.Lang;
this.LangFE = formatState.LangFE;
this.LangCur = formatState.LangCur;
this.FontSlot = formatState.FontSlot;
this.SB = formatState.SB;
this.SA = formatState.SA;
this.FI = formatState.FI;
this.RI = formatState.RI;
this.LI = formatState.LI;
this.SL = formatState.SL;
this.SLMult = formatState.SLMult;
this.HAlign = formatState.HAlign;
this.ILVL = formatState.ILVL;
this.ITAP = formatState.ITAP;
this.ILS = formatState.ILS;
this.DirPara = formatState.DirPara;
this.CFPara = formatState.CFPara;
this.CBPara = formatState.CBPara;
this.ParaShading = formatState.ParaShading;
this.Marker = formatState.Marker;
this.IsContinue = formatState.IsContinue;
this.StartIndex = formatState.StartIndex;
this.StartIndexDefault = formatState.StartIndexDefault;
this.IsInTable = formatState.IsInTable;
this._pb = (formatState.HasParaBorder ? new ParaBorder(formatState.ParaBorder) : null);
this.RowFormat = formatState._rowFormat;
this.RtfDestination = formatState.RtfDestination;
this.IsHidden = formatState.IsHidden;
this._stateSkip = formatState.UnicodeSkip;
}
internal void HandlePara(RtfToken token, FormatState formatState)
{
// Ignore \par in other destinations
if (!formatState.IsContentDestination || formatState.IsHidden)
{
return;
}
// Arrival of paragraph tag allows us to rationalize structure information.
// Various tags have told us things about this paragraph:
// \INTBL: Paragraph is inside a table cell.
// \ITAP{N}: Nesting level for table. Note that I may not have yet
// seen any tags that start the nested table.
// \LS{N}: Listtable override index. Any value indicates this paragraph
// is in a list.
// \ILVL: Nesting level for list.
// If we're in a throw-away destination, just return.
HandleParagraphFromText(formatState);
// Make sure proper number of tables are open to reflect this paragraphs nest level
HandleTableNesting(formatState);
// Now handle lists, which always behave as if they are inside tables.
HandleListNesting(formatState);
}
private void ProcessRtfDestination(FormatState fsCur)
{
DocumentNodeArray dna = _converterState.DocumentNodeArray;
int nAt;
switch (fsCur.RtfDestination)
{
case RtfDestination.DestField:
nAt = dna.FindUnmatched(DocumentNodeType.dnFieldBegin);
if (nAt >= 0)
{
DocumentNode dnEnd = new DocumentNode(DocumentNodeType.dnFieldEnd);
dnEnd.FormatState = new FormatState(fsCur);
dnEnd.IsPending = false;
dna.Push(dnEnd);
dna.EntryAt(nAt).IsMatched = true;
ProcessField();
}
break;
case RtfDestination.DestFieldInstruction:
case RtfDestination.DestFieldPrivate:
case RtfDestination.DestFieldResult:
nAt = dna.FindUnmatched(DocumentNodeType.dnFieldBegin);
if (nAt >= 0)
{
DocumentNode dnEnd = new DocumentNode(DocumentNodeType.dnFieldEnd);
dnEnd.FormatState = new FormatState(fsCur);
dnEnd.IsPending = false;
dna.Push(dnEnd);
dna.EntryAt(nAt).IsMatched = true;
}
break;
// The DestShape destination is only to distinguish the case of leaving a shaperesult destination
// when shapes were nested. No processing is actually necessary here.
case RtfDestination.DestShape:
break;
case RtfDestination.DestShapeResult:
ProcessShapeResult();
break;
case RtfDestination.DestListText:
ProcessListText();
break;
case RtfDestination.DestListLevel:
{
ListTableEntry listTableEntry = _converterState.ListTable.CurrentEntry;
if (listTableEntry != null)
{
ListLevel listLevel = listTableEntry.Levels.CurrentEntry;
listLevel.FormatState = new FormatState(fsCur);
}
}
break;
case RtfDestination.DestListOverride:
break;
case RtfDestination.DestList:
break;
case RtfDestination.DestFontName:
FontTableEntry entry = _converterState.FontTable.CurrentEntry;
if (entry != null)
{
entry.IsNameSealed = true;
entry.IsPending = false;
}
break;
case RtfDestination.DestFontTable:
_converterState.FontTable.MapFonts();
break;
}
}
internal void ProcessImage(FormatState formatState)
{
string contentType;
string imagePartUriString;
switch (formatState.ImageFormat)
{
case RtfImageFormat.Wmf:
case RtfImageFormat.Png:
contentType = "image/png";
break;
case RtfImageFormat.Jpeg:
contentType = "image/jpeg";
break;
default:
contentType = string.Empty;
break;
}
bool skipImage = (formatState.ImageScaleWidth < 0) || (formatState.ImageScaleHeight < 0);
if (_wpfPayload != null && contentType != string.Empty && !skipImage)
{
// Get image part URI string and image binary steam to write Rtf image data
// into the container of WpfPayload
Stream imageStream = _wpfPayload.CreateImageStream(_imageCount, contentType, out imagePartUriString);
using (imageStream)
{
if (formatState.ImageFormat != RtfImageFormat.Wmf)
{
// Write the image binary data on the container from Rtf image data
_lexer.WriteImageData(imageStream, formatState.IsImageDataBinary);
}
else
{
// Read the windows metafile from the rtf content and then convert it
// to bitmap data then save it as PNG on the container image part
MemoryStream metafileStream = new MemoryStream(); ;
using (metafileStream)
{
// Get Windows Metafile from rtf content
_lexer.WriteImageData(metafileStream, formatState.IsImageDataBinary);
metafileStream.Position = 0;
SystemDrawingHelper.SaveMetafileToImageStream(metafileStream, imageStream);
}
}
}
// Increase the image count to generate the image source name
_imageCount++;
formatState.ImageSource = imagePartUriString;
// Create the image document node
DocumentNode dnImage = new DocumentNode(DocumentNodeType.dnImage);
dnImage.FormatState = formatState;
StringBuilder imageStringBuilder = new StringBuilder();
// Add the xaml image element
imageStringBuilder.Append("<Image ");
// Add the xaml image width property
imageStringBuilder.Append(" Width=\"");
double width;
if (formatState.ImageScaleWidth != 0)
{
width = formatState.ImageWidth * (formatState.ImageScaleWidth / 100);
}
else
{
width = formatState.ImageWidth;
}
imageStringBuilder.Append(width.ToString(CultureInfo.InvariantCulture));
imageStringBuilder.Append("\"");
// Add the xaml image height property
imageStringBuilder.Append(" Height=\"");
double height = formatState.ImageHeight * (formatState.ImageScaleHeight / 100);
if (formatState.ImageScaleHeight != 0)
{
height = formatState.ImageHeight * (formatState.ImageScaleHeight / 100);
}
else
{
height = formatState.ImageHeight;
}
imageStringBuilder.Append(height.ToString(CultureInfo.InvariantCulture));
imageStringBuilder.Append("\"");
// Add the xaml image stretch property
imageStringBuilder.Append(" Stretch=\"Fill");
imageStringBuilder.Append("\"");
// Add the xaml image close tag
imageStringBuilder.Append(">");
// Add the image source property as the complex property
// This is for specifying BitmapImage.CacheOption as OnLoad instead of
// the default OnDemand option.
imageStringBuilder.Append("<Image.Source>");
imageStringBuilder.Append("<BitmapImage ");
imageStringBuilder.Append("UriSource=\"");
imageStringBuilder.Append(imagePartUriString);
imageStringBuilder.Append("\" ");
imageStringBuilder.Append("CacheOption=\"OnLoad\" ");
imageStringBuilder.Append("/>");
imageStringBuilder.Append("</Image.Source>");
imageStringBuilder.Append("</Image>");
// Set Xaml for image element
dnImage.Xaml = imageStringBuilder.ToString();
// Insert the image document node to the document node array
DocumentNodeArray dna = _converterState.DocumentNodeArray;
dna.Push(dnImage);
dna.CloseAt(dna.Count - 1);
}
else
{
// Skip the image data if the image type is unknown or WpfPayload is null
_lexer.AdvanceForImageData();
}
}
internal void ConstrainFontPropagation(FormatState fsOrig)
{
// We only output certain font properties at the paragraph level. Ensure the paragraph's formatstate
// only records those properties that are actually written there, so that inline nodes properly
// generate the result.
FormatState.SetCharDefaults();
FormatState.Font = fsOrig.Font;
FormatState.FontSize = fsOrig.FontSize;
FormatState.Bold = fsOrig.Bold;
FormatState.Italic = fsOrig.Italic;
// No, lang can't be written at paragraph level since I have no way of turning it "off", e.g. if
// \lang specified for \par but not for inline text.
// FormatState.LangCur = fsOrig.LangCur;
// No, font color can't be written at paragraph level since I have no way of turning it "off" once
// I've turned it on, so "automatic" color values can't be encoded. I'll just have to skip it here.
// FormatState.CF = fsOrig.CF;
// No, text decorations can't be written at paragraph level since they don't propagate.
// FormatState.UL = fsOrig.UL;
// FormatState.Strike = fsOrig.Strike;
}
//------------------------------------------------------
//
// Constructors
//
//------------------------------------------------------
#region Constructors
internal DocumentNode(DocumentNodeType documentNodeType)
{
_type = documentNodeType;
_bPending = true;
_childCount = 0;
_index = -1;
_dna = null;
_parent = null;
_bTerminated = false;
_bMatched = false;
_bHasMarkerContent = false;
_sCustom = null;
_nRowSpan = 1;
_nColSpan = 1;
_nVirtualListLevel = -1;
_csa = null;
_formatState = new FormatState();
_contentBuilder = new StringBuilder();
}
private int GetMatchedMarkList(FormatState formatState, MarkerList mlHave, MarkerList mlWant)
{
// The ones we have are only "good" if the styles match what we want.
int nMatch = 0;
for (; nMatch < mlHave.Count && nMatch < mlWant.Count; nMatch++)
{
if (!formatState.IsContinue)
{
MarkerListEntry eHave = mlHave.EntryAt(nMatch);
MarkerListEntry eWant = mlWant.EntryAt(nMatch);
if (eHave.Marker != eWant.Marker
|| eHave.ILS != eWant.ILS
|| eHave.StartIndexDefault != eWant.StartIndexDefault
|| eWant.StartIndexOverride >= 0)
{
break;
}
}
}
return nMatch;
}
internal void HandleShapeTokens(RtfToken token, FormatState formatState)
{
DocumentNodeArray dna = _converterState.DocumentNodeArray;
FormatState fsCur = _converterState.PreviousTopFormatState(0);
FormatState fsOld = _converterState.PreviousTopFormatState(1);
if (fsCur == null || fsOld == null)
{
return;
}
switch (token.RtfControlWordInfo.Control)
{
case RtfControlWord.Ctrl_DO:
// Just propagate destination through this keyword.
fsCur.RtfDestination = fsOld.RtfDestination;
break;
case RtfControlWord.Ctrl_SHPRSLT:
if (fsOld.IsContentDestination)
{
fsCur.RtfDestination = RtfDestination.DestShape;
}
break;
case RtfControlWord.Ctrl_DPTXBXTEXT:
if (fsOld.IsContentDestination)
{
// Track the destination so I can recognize when we leave this scope.
fsCur.RtfDestination = RtfDestination.DestShapeResult;
// Wrap any inline content that occurs before this shape anchor in a paragraph,
// since the shape content itself will be block level.
WrapPendingInlineInParagraph(token, formatState);
DocumentNodeType t = dna.GetTableScope();
if (t != DocumentNodeType.dnParagraph)
{
if (t == DocumentNodeType.dnTableBody)
{
// If row has been closed, close overall table as well.
int nAt = dna.FindPending(DocumentNodeType.dnTable);
if (nAt >= 0)
{
dna.CloseAt(nAt);
dna.CoalesceChildren(_converterState, nAt);
}
}
else
{
// If I'm inside a table, reopen last cell to insert shape contents. Otherwise
// table gets torqued.
dna.OpenLastCell();
}
}
// The shape node generates no output but plays a large role in changing the
// behavior of the "FindPending" routines to keep from looking outside this scope.
DocumentNode dn = new DocumentNode(DocumentNodeType.dnShape);
formatState.SetParaDefaults();
formatState.SetCharDefaults();
dn.FormatState = new FormatState(formatState);
dna.Push(dn);
}
break;
case RtfControlWord.Ctrl_SHPPICT:
// If this occurs in listtext context, mark listtext as non-empty.
int ndnListText = dna.FindPending(DocumentNodeType.dnListText);
if (ndnListText >= 0)
{
DocumentNode dnListText = dna.EntryAt(ndnListText);
dnListText.HasMarkerContent = true;
}
// Keep the rtf destination as the list picture to skip the list picture
if (fsOld.RtfDestination == RtfDestination.DestListPicture)
{
formatState.RtfDestination = RtfDestination.DestListPicture;
}
else
{
formatState.RtfDestination = RtfDestination.DestShapePicture;
}
break;
case RtfControlWord.Ctrl_NONSHPPICT:
formatState.RtfDestination = RtfDestination.DestNoneShapePicture;
break;
}
}
internal void HandleListTokens(RtfToken token, FormatState formatState)
{
ListTable listTable = _converterState.ListTable;
ListOverrideTable listOverrideTable = _converterState.ListOverrideTable;
FormatState fsCur = _converterState.PreviousTopFormatState(0);
FormatState fsOld = _converterState.PreviousTopFormatState(1);
if (fsCur == null || fsOld == null)
{
return;
}
switch (token.RtfControlWordInfo.Control)
{
case RtfControlWord.Ctrl_LIST:
if (formatState.RtfDestination == RtfDestination.DestListTable)
{
ListTableEntry listTableEntry = listTable.AddEntry();
}
break;
case RtfControlWord.Ctrl_LISTTEMPLATEID:
{
ListTableEntry listTableEntry = listTable.CurrentEntry;
if (listTableEntry != null)
{
listTableEntry.TemplateID = token.Parameter;
}
}
break;
case RtfControlWord.Ctrl_LISTHYBRID:
case RtfControlWord.Ctrl_LISTSIMPLE:
{
ListTableEntry listTableEntry = listTable.CurrentEntry;
if (listTableEntry != null)
{
listTableEntry.Simple = token.RtfControlWordInfo.Control == RtfControlWord.Ctrl_LISTSIMPLE;
}
}
break;
case RtfControlWord.Ctrl_LISTLEVEL:
{
formatState.RtfDestination = RtfDestination.DestListLevel;
ListLevelTable levels = GetControllingLevelTable();
if (levels != null)
{
ListLevel listLevel = levels.AddEntry();
}
}
break;
case RtfControlWord.Ctrl_LISTTEXT:
if (fsOld.IsContentDestination || formatState.IsHidden)
{
formatState.RtfDestination = RtfDestination.DestListText;
DocumentNodeArray dna = _converterState.DocumentNodeArray;
DocumentNode dnl = new DocumentNode(DocumentNodeType.dnListText);
dnl.FormatState = new FormatState(formatState);
dna.Push(dnl);
}
break;
case RtfControlWord.Ctrl_LEVELNFC:
case RtfControlWord.Ctrl_LEVELNFCN:
{
ListLevelTable levels = GetControllingLevelTable();
if (levels != null)
{
ListLevel listLevel = levels.CurrentEntry;
if (listLevel != null)
{
listLevel.Marker = (MarkerStyle)token.Parameter;
}
}
}
break;
case RtfControlWord.Ctrl_LEVELJC:
case RtfControlWord.Ctrl_LEVELJCN:
// NB: Marker alignment not supported in XAML.
break;
case RtfControlWord.Ctrl_LEVELFOLLOW:
break;
case RtfControlWord.Ctrl_LEVELSTARTAT:
{
ListLevelTable levels = GetControllingLevelTable();
if (levels != null)
{
ListLevel listLevel = levels.CurrentEntry;
if (listLevel != null)
{
listLevel.StartIndex = token.Parameter;
}
else
{
// This is the case where the list override *only* specifies startat override.
ListOverride lo = GetControllingListOverride();
if (lo != null)
{
lo.StartIndex = token.Parameter;
}
}
}
}
break;
case RtfControlWord.Ctrl_LEVELSPACE:
break;
case RtfControlWord.Ctrl_LEVELINDENT:
break;
case RtfControlWord.Ctrl_LEVELTEXT:
break;
case RtfControlWord.Ctrl_LEVELTEMPLATEID:
break;
case RtfControlWord.Ctrl_LISTID:
{
if (formatState.RtfDestination == RtfDestination.DestListOverride)
{
ListOverride listOverride = listOverrideTable.CurrentEntry;
if (listOverride != null)
{
listOverride.ID = token.Parameter;
}
}
else
{
ListTableEntry listTableEntry = listTable.CurrentEntry;
if (listTableEntry != null)
{
listTableEntry.ID = token.Parameter;
}
}
}
break;
case RtfControlWord.Ctrl_LEVELNUMBERS:
break;
case RtfControlWord.Ctrl_LISTOVERRIDE:
{
FormatState previousFormatState = _converterState.PreviousTopFormatState(1);
if (previousFormatState.RtfDestination == RtfDestination.DestListOverrideTable)
{
formatState.RtfDestination = RtfDestination.DestListOverride;
ListOverride listOverride = listOverrideTable.AddEntry();
}
}
break;
case RtfControlWord.Ctrl_LS:
if (formatState.RtfDestination == RtfDestination.DestListOverride)
{
ListOverride listOverride = listOverrideTable.CurrentEntry;
if (listOverride != null)
{
listOverride.Index = token.Parameter;
}
}
break;
}
}
private bool WriteParagraphListInfo(DocumentNode dnThis, FormatState fsThis)
{
bool bOutControl = false;
bool bNewStyle = GenerateListTables;
if (dnThis.ListLabel != null)
{
DocumentNode dnList = dnThis.GetParentOfType(DocumentNodeType.dnList);
if (dnList != null)
{
// Old style list info for RichEdit and other non-Word client compat if I can.
// Only do this for simple, non multi-level lists.
if (bNewStyle && dnList.FormatState.PNLVL == 1)
{
bNewStyle = false;
}
if (bNewStyle)
{
_rtfBuilder.Append("{\\listtext ");
_rtfBuilder.Append(dnThis.ListLabel);
if (dnList.FormatState.Marker != MarkerStyle.MarkerBullet
&& dnList.FormatState.Marker != MarkerStyle.MarkerNone)
{
_rtfBuilder.Append(".");
}
_rtfBuilder.Append("\\tab}");
// NB: RichEdit requires \ls keyword to occur immediately after \listtext
if (fsThis.ILS > 0)
{
_rtfBuilder.Append("\\ls");
_rtfBuilder.Append(fsThis.ILS.ToString(CultureInfo.InvariantCulture));
bOutControl = true;
}
if (fsThis.ILVL > 0)
{
_rtfBuilder.Append("\\ilvl");
_rtfBuilder.Append(fsThis.ILVL.ToString(CultureInfo.InvariantCulture));
bOutControl = true;
}
}
else
{
_rtfBuilder.Append("{\\pntext ");
_rtfBuilder.Append(dnThis.ListLabel);
if (dnList.FormatState.Marker != MarkerStyle.MarkerBullet
&& dnList.FormatState.Marker != MarkerStyle.MarkerNone)
{
_rtfBuilder.Append(".");
}
_rtfBuilder.Append("\\tab}{\\*\\pn");
_rtfBuilder.Append(Converters.MarkerStyleToOldRTFString(dnList.FormatState.Marker));
if (fsThis.ListLevel > 0 && dnList.FormatState.PNLVL > 1)
{
_rtfBuilder.Append("\\pnlvl");
_rtfBuilder.Append(fsThis.ListLevel.ToString(CultureInfo.InvariantCulture));
}
if (fsThis.FI > 0)
{
_rtfBuilder.Append("\\pnhang");
}
if (fsThis.StartIndex >= 0)
{
_rtfBuilder.Append("\\pnstart");
_rtfBuilder.Append(fsThis.StartIndex.ToString(CultureInfo.InvariantCulture));
}
if (dnList.FormatState.Marker == MarkerStyle.MarkerBullet)
{
_rtfBuilder.Append("{\\pntxtb\\'B7}}");
}
else if (dnList.FormatState.Marker == MarkerStyle.MarkerNone)
{
_rtfBuilder.Append("{\\pntxta }{\\pntxtb }}");
}
else
{
_rtfBuilder.Append("{\\pntxta .}}");
}
// Already terminated with curly, no need for extra space.
bOutControl = false;
}
}
}
return bOutControl;
}
private bool WriteParagraphFontInfo(DocumentNode dnThis, FormatState fsThis, FormatState fsParent)
{
int nStart = dnThis.Index + 1;
int nEnd = dnThis.Index + dnThis.ChildCount;
int nAt;
DocumentNodeArray dna = _converterState.DocumentNodeArray;
bool bOutControl = false;
// In order to minimize RTF output, pull fontsize and font info into paragraph level if possible
long fsAll = -2;
long fontAll = -2;
for (nAt = nStart; nAt <= nEnd; nAt++)
{
DocumentNode dnChild = dna.EntryAt(nAt);
if (dnChild.Parent == dnThis)
{
if (fsAll == -2)
{
fsAll = dnChild.FormatState.FontSize;
}
else if (fsAll != dnChild.FormatState.FontSize)
{
fsAll = -3;
}
if (fontAll == -2)
{
fontAll = dnChild.FormatState.Font;
}
else if (fontAll != dnChild.FormatState.Font)
{
fontAll = -3;
}
}
}
if (fsAll >= 0)
{
fsThis.FontSize = fsAll;
}
if (fontAll >= 0)
{
fsThis.Font = fontAll;
}
// Workaround for Word 11 \f behavior. See bug 1636475.
// Word 11 does not respect \f applied above the paragraph
// level with \rtlpara. This is a targeted work-around
// which is probably not complete, but additional repros
// are currently lacking.
bool isTopLevelParagraph = dnThis.Type == DocumentNodeType.dnParagraph &&
dnThis.Parent != null &&
dnThis.Parent.Type == DocumentNodeType.dnSection &&
dnThis.Parent.Parent == null;
if (fsThis.FontSize != fsParent.FontSize)
{
_rtfBuilder.Append("\\fs");
_rtfBuilder.Append(fsThis.FontSize.ToString(CultureInfo.InvariantCulture));
bOutControl = true;
}
if (fsThis.Font != fsParent.Font || isTopLevelParagraph)
{
_rtfBuilder.Append("\\f");
_rtfBuilder.Append(fsThis.Font.ToString(CultureInfo.InvariantCulture));
bOutControl = true;
}
if (fsThis.Bold != fsParent.Bold)
{
_rtfBuilder.Append("\\b");
bOutControl = true;
}
if (fsThis.Italic != fsParent.Italic)
{
_rtfBuilder.Append("\\i");
bOutControl = true;
}
if (fsThis.UL != fsParent.UL)
{
_rtfBuilder.Append("\\ul");
bOutControl = true;
}
if (fsThis.Strike != fsParent.Strike)
{
_rtfBuilder.Append("\\strike");
bOutControl = true;
}
if (fsThis.CF != fsParent.CF)
{
_rtfBuilder.Append("\\cf");
_rtfBuilder.Append(fsThis.CF.ToString(CultureInfo.InvariantCulture));
bOutControl = true;
}
return bOutControl;
}
// Token: 0x060032AD RID: 12973 RVA: 0x000E3CC8 File Offset: 0x000E1EC8
internal RtfToXamlError Next(RtfToken token, FormatState formatState)
{
RtfToXamlError result = RtfToXamlError.None;
this._rtfLastIndex = this._rtfIndex;
token.Empty();
if (this._rtfIndex >= this._rtfBytes.Length)
{
token.Type = RtfTokenType.TokenEOF;
return(result);
}
int rtfIndex = this._rtfIndex;
byte[] rtfBytes = this._rtfBytes;
int rtfIndex2 = this._rtfIndex;
this._rtfIndex = rtfIndex2 + 1;
byte b = rtfBytes[rtfIndex2];
if (b <= 13)
{
if (b == 0)
{
token.Type = RtfTokenType.TokenNullChar;
return(result);
}
if (b == 10 || b == 13)
{
token.Type = RtfTokenType.TokenNewline;
return(result);
}
}
else if (b != 92)
{
if (b == 123)
{
token.Type = RtfTokenType.TokenGroupStart;
return(result);
}
if (b == 125)
{
token.Type = RtfTokenType.TokenGroupEnd;
return(result);
}
}
else
{
if (this._rtfIndex >= this._rtfBytes.Length)
{
token.Type = RtfTokenType.TokenInvalid;
return(result);
}
if (this.IsControlCharValid(this.CurByte))
{
int rtfIndex3 = this._rtfIndex;
this.SetRtfIndex(token, rtfIndex3);
token.Text = this.CurrentEncoding.GetString(this._rtfBytes, rtfIndex3 - 1, this._rtfIndex - rtfIndex);
return(result);
}
if (this.CurByte == 39)
{
this._rtfIndex--;
return(this.NextText(token));
}
if (this.CurByte == 42)
{
this._rtfIndex++;
token.Type = RtfTokenType.TokenDestination;
return(result);
}
token.Type = RtfTokenType.TokenTextSymbol;
token.Text = this.CurrentEncoding.GetString(this._rtfBytes, this._rtfIndex, 1);
this._rtfIndex++;
return(result);
}
this._rtfIndex--;
if (formatState == null || formatState.RtfDestination != RtfDestination.DestPicture)
{
return(this.NextText(token));
}
token.Type = RtfTokenType.TokenPictureData;
return(result);
}
internal void HandlePage(RtfToken token, FormatState formatState)
{
WrapPendingInlineInParagraph(token, formatState);
}
internal void HandleOldListTokens(RtfToken token, FormatState formatState)
{
FormatState fsCur = _converterState.PreviousTopFormatState(0);
FormatState fsOld = _converterState.PreviousTopFormatState(1);
if (fsCur == null || fsOld == null)
{
return;
}
// If we're in the PN destination, we push marker setting into the previous format state.
if (formatState.RtfDestination == RtfDestination.DestPN)
{
formatState = fsOld;
}
switch (token.RtfControlWordInfo.Control)
{
case RtfControlWord.Ctrl_PNLVL:
formatState.PNLVL = token.Parameter;
break;
case RtfControlWord.Ctrl_PNLVLBLT:
formatState.Marker = MarkerStyle.MarkerBullet;
formatState.IsContinue = false;
break;
case RtfControlWord.Ctrl_PNLVLBODY:
formatState.Marker = MarkerStyle.MarkerArabic;
formatState.IsContinue = false;
break;
case RtfControlWord.Ctrl_PNLVLCONT:
formatState.IsContinue = true;
break;
case RtfControlWord.Ctrl_PNCARD:
formatState.Marker = MarkerStyle.MarkerCardinal;
break;
case RtfControlWord.Ctrl_PNDEC:
formatState.Marker = MarkerStyle.MarkerArabic;
break;
case RtfControlWord.Ctrl_PNUCLTR:
formatState.Marker = MarkerStyle.MarkerUpperAlpha;
break;
case RtfControlWord.Ctrl_PNUCRM:
formatState.Marker = MarkerStyle.MarkerUpperRoman;
break;
case RtfControlWord.Ctrl_PNLCLTR:
formatState.Marker = MarkerStyle.MarkerLowerAlpha;
break;
case RtfControlWord.Ctrl_PNLCRM:
formatState.Marker = MarkerStyle.MarkerLowerRoman;
break;
case RtfControlWord.Ctrl_PNORD:
formatState.Marker = MarkerStyle.MarkerOrdinal;
break;
case RtfControlWord.Ctrl_PNORDT:
formatState.Marker = MarkerStyle.MarkerOrdinal;
break;
case RtfControlWord.Ctrl_PNBIDIA:
formatState.Marker = MarkerStyle.MarkerArabic;
break;
case RtfControlWord.Ctrl_PNBIDIB:
formatState.Marker = MarkerStyle.MarkerArabic;
break;
case RtfControlWord.Ctrl_PN:
formatState.RtfDestination = RtfDestination.DestPN;
fsOld.Marker = MarkerStyle.MarkerBullet;
break;
case RtfControlWord.Ctrl_PNTXTA:
// Leave with unknown destination so text is tossed.
break;
case RtfControlWord.Ctrl_PNTXTB:
// Leave with unknown destination so text is tossed.
break;
case RtfControlWord.Ctrl_PNTEXT:
if (fsOld.IsContentDestination || formatState.IsHidden)
{
fsCur.RtfDestination = RtfDestination.DestListText;
DocumentNodeArray dna = _converterState.DocumentNodeArray;
DocumentNode dnl = new DocumentNode(DocumentNodeType.dnListText);
dnl.FormatState = new FormatState(formatState);
dna.Push(dnl);
}
break;
case RtfControlWord.Ctrl_PNSTART:
formatState.StartIndex = token.Parameter;
break;
default:
formatState.Marker = MarkerStyle.MarkerBullet;
break;
}
}
internal void HandleTableTokens(RtfToken token, FormatState formatState)
{
FormatState fsCur = _converterState.PreviousTopFormatState(0);
FormatState fsOld = _converterState.PreviousTopFormatState(1);
if (fsCur == null || fsOld == null)
{
return;
}
// Propagate current destination into nested table props destination keyword
if (token.RtfControlWordInfo.Control == RtfControlWord.Ctrl_NESTTABLEPROPS)
{
fsCur.RtfDestination = fsOld.RtfDestination;
}
if (!formatState.IsContentDestination)
{
return;
}
DocumentNodeArray dna = _converterState.DocumentNodeArray;
int nCellAt;
bool bOldHide = formatState.IsHidden;
switch (token.RtfControlWordInfo.Control)
{
case RtfControlWord.Ctrl_CELL:
// Force a paragraph
// Set intbl and itap values, then use paragraph code.
formatState.IsInTable = true;
formatState.ITAP = 1;
formatState.IsHidden = false;
HandlePara(token, formatState);
formatState.IsHidden = bOldHide;
nCellAt = dna.FindPending(DocumentNodeType.dnCell);
if (nCellAt >= 0)
{
dna.CloseAt(nCellAt);
// Don't coalesce cell tag itself, since I might not have yet read the properties
// I need for writing out the cell attributes.
// Actually, even paragraph tags inside cell needs to have table info.
// dna.CoalesceOnlyChildren(_converterState, nCellAt);
}
break;
case RtfControlWord.Ctrl_NESTCELL:
// Force a paragraph out.
formatState.IsHidden = false;
HandlePara(token, formatState);
formatState.IsHidden = bOldHide;
// If we encounter an open row before an open cell, we need to open a new cell.
// Or if we only have one level of table currently open.
int nOpenCells = dna.CountOpenCells();
DocumentNodeType scope = dna.GetTableScope();
if (scope != DocumentNodeType.dnCell || nOpenCells < 2)
{
HandlePara(token, formatState);
}
// Now close the currently open cell
nCellAt = dna.FindPending(DocumentNodeType.dnCell);
if (nCellAt >= 0)
{
dna.CloseAt(nCellAt);
// Don't coalesce cell tag itself, since I might not have yet read the properties
// I need for writing out the cell attributes.
// Actually, even paragraph tags inside cell needs to have table info.
// dna.CoalesceOnlyChildren(_converterState, nCellAt);
}
break;
case RtfControlWord.Ctrl_TROWD:
formatState.IsHidden = false;
formatState.SetRowDefaults();
formatState.IsHidden = bOldHide;
break;
case RtfControlWord.Ctrl_ROW:
case RtfControlWord.Ctrl_NESTROW:
// Word puts out \row properties both before and after the cell contents.
// \nestrow properties are only put out *after* the cell contents.
formatState.IsHidden = false;
int nRowAt = dna.FindPending(DocumentNodeType.dnRow);
if (nRowAt >= 0)
{
DocumentNode dnRow = dna.EntryAt(nRowAt);
if (formatState.RowFormat != null)
{
dnRow.FormatState.RowFormat = new RowFormat(formatState.RowFormat);
dnRow.FormatState.RowFormat.CanonicalizeWidthsFromRTF();
// Also cache the row information in the table node
int nTable = dna.FindPendingFrom(DocumentNodeType.dnTable, nRowAt - 1, -1);
if (nTable >= 0)
{
DocumentNode dnTable = dna.EntryAt(nTable);
if (!dnTable.FormatState.HasRowFormat)
{
dnTable.FormatState.RowFormat = dnRow.FormatState.RowFormat;
}
}
}
// Anomalous, but possible for illegal content.
ProcessPendingTextAtRowEnd();
dna.CloseAt(nRowAt);
// Don't coalesce - I need to examine all cells before writing things out
// dna.CoalesceChildren(_converterState, nRowAt);
}
formatState.IsHidden = bOldHide;
break;
case RtfControlWord.Ctrl_NESTTABLEPROPS:
// Handled above.
break;
}
}
internal void HandleTableProperties(RtfToken token, FormatState formatState)
{
if (!formatState.IsContentDestination)
{
return;
}
CellFormat cf = null;
switch (token.RtfControlWordInfo.Control)
{
case RtfControlWord.Ctrl_TRGAPH:
break;
case RtfControlWord.Ctrl_TRLEFT:
formatState.RowFormat.Trleft = token.Parameter;
break;
case RtfControlWord.Ctrl_TRQC:
// Specifies overall alignment of the table row - ignore for now.
break;
case RtfControlWord.Ctrl_TRQL:
// Specifies overall alignment of the table row - ignore for now.
break;
case RtfControlWord.Ctrl_TRQR:
// Specifies overall alignment of the table row - ignore for now.
break;
case RtfControlWord.Ctrl_TRPADDL:
formatState.RowFormat.RowCellFormat.PaddingLeft = token.Parameter;
break;
case RtfControlWord.Ctrl_TRPADDR:
formatState.RowFormat.RowCellFormat.PaddingRight = token.Parameter;
break;
case RtfControlWord.Ctrl_TRPADDB:
formatState.RowFormat.RowCellFormat.PaddingBottom = token.Parameter;
break;
case RtfControlWord.Ctrl_TRPADDT:
formatState.RowFormat.RowCellFormat.PaddingTop = token.Parameter;
break;
case RtfControlWord.Ctrl_TRPADDFL:
// zero value indicates ignore trpaddl, three means treat it as twips
break;
case RtfControlWord.Ctrl_TRPADDFT:
// zero value indicates ignore trpaddt, three means treat it as twips
break;
case RtfControlWord.Ctrl_TRPADDFB:
// zero value indicates ignore trpaddb, three means treat it as twips
break;
case RtfControlWord.Ctrl_TRPADDFR:
// zero value indicates ignore trpaddr, three means treat it as twips
break;
case RtfControlWord.Ctrl_TRSPDFB:
if (token.Parameter == 0)
formatState.RowFormat.RowCellFormat.SpacingBottom = 0;
break;
case RtfControlWord.Ctrl_TRSPDFL:
if (token.Parameter == 0)
formatState.RowFormat.RowCellFormat.SpacingLeft = 0;
break;
case RtfControlWord.Ctrl_TRSPDFR:
if (token.Parameter == 0)
formatState.RowFormat.RowCellFormat.SpacingRight = 0;
break;
case RtfControlWord.Ctrl_TRSPDFT:
if (token.Parameter == 0)
formatState.RowFormat.RowCellFormat.SpacingTop = 0;
break;
case RtfControlWord.Ctrl_TRSPDB:
formatState.RowFormat.RowCellFormat.SpacingBottom = token.Parameter;
break;
case RtfControlWord.Ctrl_TRSPDL:
formatState.RowFormat.RowCellFormat.SpacingLeft = token.Parameter;
break;
case RtfControlWord.Ctrl_TRSPDR:
formatState.RowFormat.RowCellFormat.SpacingRight = token.Parameter;
break;
case RtfControlWord.Ctrl_TRSPDT:
formatState.RowFormat.RowCellFormat.SpacingTop = token.Parameter;
break;
case RtfControlWord.Ctrl_TRWWIDTH:
// Row (table) width
formatState.RowFormat.WidthRow.Value = token.Parameter;
break;
case RtfControlWord.Ctrl_TRFTSWIDTH:
// Units for WWIDTH (0 - ignore, 1 - auto, 2 - 50ths of a percent, 3 - twips)
if (Validators.IsValidWidthType(token.Parameter))
formatState.RowFormat.WidthRow.Type = (WidthType)token.Parameter;
break;
case RtfControlWord.Ctrl_TRWWIDTHB:
// Space before row width
break;
case RtfControlWord.Ctrl_TRFTSWIDTHB:
break;
case RtfControlWord.Ctrl_TRWWIDTHA:
// Space after row width
formatState.RowFormat.WidthA.Value = token.Parameter;
break;
case RtfControlWord.Ctrl_TRFTSWIDTHA:
if (Validators.IsValidWidthType(token.Parameter))
formatState.RowFormat.WidthA.Type = (WidthType)token.Parameter;
break;
case RtfControlWord.Ctrl_TRAUTOFIT:
if (token.ToggleValue > 0)
formatState.RowFormat.WidthRow.SetDefaults();
break;
case RtfControlWord.Ctrl_CLWWIDTH:
cf = formatState.RowFormat.CurrentCellFormat();
cf.Width.Value = token.Parameter;
break;
case RtfControlWord.Ctrl_CLFTSWIDTH:
cf = formatState.RowFormat.CurrentCellFormat();
if (Validators.IsValidWidthType(token.Parameter))
cf.Width.Type = (WidthType)token.Parameter;
break;
case RtfControlWord.Ctrl_TRBRDRT:
ConverterState.CurrentBorder = formatState.RowFormat.RowCellFormat.BorderTop;
break;
case RtfControlWord.Ctrl_TRBRDRB:
ConverterState.CurrentBorder = formatState.RowFormat.RowCellFormat.BorderBottom;
break;
case RtfControlWord.Ctrl_TRBRDRR:
ConverterState.CurrentBorder = formatState.RowFormat.RowCellFormat.BorderRight;
break;
case RtfControlWord.Ctrl_TRBRDRL:
ConverterState.CurrentBorder = formatState.RowFormat.RowCellFormat.BorderLeft;
break;
case RtfControlWord.Ctrl_TRBRDRV:
ConverterState.CurrentBorder = formatState.RowFormat.RowCellFormat.BorderLeft;
break;
case RtfControlWord.Ctrl_TRBRDRH:
ConverterState.CurrentBorder = formatState.RowFormat.RowCellFormat.BorderTop;
break;
case RtfControlWord.Ctrl_CLVERTALT:
cf = formatState.RowFormat.CurrentCellFormat();
cf.VAlign = VAlign.AlignTop;
break;
case RtfControlWord.Ctrl_CLVERTALB:
cf = formatState.RowFormat.CurrentCellFormat();
cf.VAlign = VAlign.AlignBottom;
break;
case RtfControlWord.Ctrl_CLVERTALC:
cf = formatState.RowFormat.CurrentCellFormat();
cf.VAlign = VAlign.AlignCenter;
break;
case RtfControlWord.Ctrl_CLSHDNG:
// Cell shading in 100's of a percent
cf = formatState.RowFormat.CurrentCellFormat();
cf.Shading = token.Parameter;
break;
case RtfControlWord.Ctrl_CLSHDRAWNIL:
// No cell shading - clear color for now
cf = formatState.RowFormat.CurrentCellFormat();
cf.Shading = -1;
cf.CB = -1;
cf.CF = -1;
break;
case RtfControlWord.Ctrl_CLBRDRB:
cf = formatState.RowFormat.CurrentCellFormat();
ConverterState.CurrentBorder = cf.BorderBottom;
break;
case RtfControlWord.Ctrl_CLBRDRR:
cf = formatState.RowFormat.CurrentCellFormat();
ConverterState.CurrentBorder = cf.BorderRight;
break;
case RtfControlWord.Ctrl_CLBRDRT:
cf = formatState.RowFormat.CurrentCellFormat();
ConverterState.CurrentBorder = cf.BorderTop;
break;
case RtfControlWord.Ctrl_CLBRDRL:
cf = formatState.RowFormat.CurrentCellFormat();
ConverterState.CurrentBorder = cf.BorderLeft;
break;
case RtfControlWord.Ctrl_CLCBPAT:
cf = formatState.RowFormat.CurrentCellFormat();
cf.CB = token.Parameter;
break;
case RtfControlWord.Ctrl_CLCFPAT:
cf = formatState.RowFormat.CurrentCellFormat();
cf.CF = token.Parameter;
break;
case RtfControlWord.Ctrl_CLPADL:
cf = formatState.RowFormat.CurrentCellFormat();
cf.PaddingLeft = token.Parameter;
break;
case RtfControlWord.Ctrl_CLPADR:
cf = formatState.RowFormat.CurrentCellFormat();
cf.PaddingRight = token.Parameter;
break;
case RtfControlWord.Ctrl_CLPADB:
cf = formatState.RowFormat.CurrentCellFormat();
cf.PaddingBottom = token.Parameter;
break;
case RtfControlWord.Ctrl_CLPADT:
cf = formatState.RowFormat.CurrentCellFormat();
cf.PaddingTop = token.Parameter;
break;
case RtfControlWord.Ctrl_CLPADFL:
// zero value indicates ignore clpadl, three means treat it as twips
break;
case RtfControlWord.Ctrl_CLPADFT:
// zero value indicates ignore clpadt, three means treat it as twips
break;
case RtfControlWord.Ctrl_CLPADFB:
// zero value indicates ignore clpadb, three means treat it as twips
break;
case RtfControlWord.Ctrl_CLPADFR:
// zero value indicates ignore clpadr, three means treat it as twips
break;
case RtfControlWord.Ctrl_CELLX:
cf = formatState.RowFormat.CurrentCellFormat();
cf.CellX = token.Parameter;
cf.IsPending = false;
break;
case RtfControlWord.Ctrl_RTLROW:
formatState.RowFormat.Dir = DirState.DirRTL;
break;
case RtfControlWord.Ctrl_LTRROW:
formatState.RowFormat.Dir = DirState.DirLTR;
break;
// Cell merging
case RtfControlWord.Ctrl_CLMGF:
// First cell in range of table cells to be merged.
cf = formatState.RowFormat.CurrentCellFormat();
cf.IsHMergeFirst = true;
break;
case RtfControlWord.Ctrl_CLMRG:
// Contents of this cell are merged with those of the preceding cell.
cf = formatState.RowFormat.CurrentCellFormat();
cf.IsHMerge = true;
break;
case RtfControlWord.Ctrl_CLVMGF:
// First cell in range of cells to be vertically merged.
cf = formatState.RowFormat.CurrentCellFormat();
cf.IsVMergeFirst = true;
break;
case RtfControlWord.Ctrl_CLVMRG:
// Contents of this cell are vertically merged with those of the preceding cell.
cf = formatState.RowFormat.CurrentCellFormat();
cf.IsVMerge = true;
break;
// General borders, not just tables
case RtfControlWord.Ctrl_BRDRL:
// Left paragraph border
ConverterState.CurrentBorder = formatState.ParaBorder.BorderLeft;
break;
case RtfControlWord.Ctrl_BRDRR:
// Right paragraph border
ConverterState.CurrentBorder = formatState.ParaBorder.BorderRight;
break;
case RtfControlWord.Ctrl_BRDRT:
// Top paragraph border
ConverterState.CurrentBorder = formatState.ParaBorder.BorderTop;
break;
case RtfControlWord.Ctrl_BRDRB:
// Bottom paragraph border
ConverterState.CurrentBorder = formatState.ParaBorder.BorderBottom;
break;
case RtfControlWord.Ctrl_BOX:
// All four borders
ConverterState.CurrentBorder = formatState.ParaBorder.BorderAll;
break;
case RtfControlWord.Ctrl_BRDRNIL:
// No borders
ConverterState.CurrentBorder = null;
break;
case RtfControlWord.Ctrl_BRSP:
// Space in twips between borders and paragraph
formatState.ParaBorder.Spacing = token.Parameter;
break;
case RtfControlWord.Ctrl_BRDRTBL:
// No cell borders
if (ConverterState.CurrentBorder != null)
{
ConverterState.CurrentBorder.Type = BorderType.BorderNone;
}
break;
case RtfControlWord.Ctrl_BRDRART:
// Art border
if (ConverterState.CurrentBorder != null)
{
ConverterState.CurrentBorder.Type = BorderType.BorderSingle;
}
break;
case RtfControlWord.Ctrl_BRDRBAR:
// Border on outside edge of page (treat as BRDRL for XAML)
break;
case RtfControlWord.Ctrl_BRDRBTW:
break;
case RtfControlWord.Ctrl_BRDRCF:
if (ConverterState.CurrentBorder != null)
{
ConverterState.CurrentBorder.CF = token.Parameter;
}
break;
case RtfControlWord.Ctrl_BRDRDASH:
// Dashed border
if (ConverterState.CurrentBorder != null)
{
ConverterState.CurrentBorder.Type = BorderType.BorderSingle;
}
break;
case RtfControlWord.Ctrl_BRDRDASHD:
// Dash dot border
if (ConverterState.CurrentBorder != null)
{
ConverterState.CurrentBorder.Type = BorderType.BorderSingle;
}
break;
case RtfControlWord.Ctrl_BRDRDASHDD:
// Dot dot dash border
if (ConverterState.CurrentBorder != null)
{
ConverterState.CurrentBorder.Type = BorderType.BorderSingle;
}
break;
case RtfControlWord.Ctrl_BRDRDASHDOTSTR:
// Dash-dot border
if (ConverterState.CurrentBorder != null)
{
ConverterState.CurrentBorder.Type = BorderType.BorderSingle;
}
break;
case RtfControlWord.Ctrl_BRDRDASHSM:
// Small dash border
if (ConverterState.CurrentBorder != null)
{
ConverterState.CurrentBorder.Type = BorderType.BorderSingle;
}
break;
case RtfControlWord.Ctrl_BRDRDB:
// Double border
if (ConverterState.CurrentBorder != null)
{
ConverterState.CurrentBorder.Type = BorderType.BorderDouble;
}
break;
case RtfControlWord.Ctrl_BRDRDOT:
// Dotted border
if (ConverterState.CurrentBorder != null)
{
ConverterState.CurrentBorder.Type = BorderType.BorderSingle;
}
break;
case RtfControlWord.Ctrl_BRDREMBOSS:
// Emboss-style border
if (ConverterState.CurrentBorder != null)
{
ConverterState.CurrentBorder.Type = BorderType.BorderSingle;
}
break;
case RtfControlWord.Ctrl_BRDRENGRAVE:
// Engrave-style border
if (ConverterState.CurrentBorder != null)
{
ConverterState.CurrentBorder.Type = BorderType.BorderSingle;
}
break;
case RtfControlWord.Ctrl_BRDRFRAME:
// Frame-style border
if (ConverterState.CurrentBorder != null)
{
ConverterState.CurrentBorder.Type = BorderType.BorderSingle;
}
break;
case RtfControlWord.Ctrl_BRDRHAIR:
// Hairline border
if (ConverterState.CurrentBorder != null)
{
ConverterState.CurrentBorder.Type = BorderType.BorderSingle;
}
break;
case RtfControlWord.Ctrl_BRDRINSET:
// Inset border
if (ConverterState.CurrentBorder != null)
{
ConverterState.CurrentBorder.Type = BorderType.BorderSingle;
}
break;
case RtfControlWord.Ctrl_BRDROUTSET:
// Outset border
if (ConverterState.CurrentBorder != null)
{
ConverterState.CurrentBorder.Type = BorderType.BorderSingle;
}
break;
case RtfControlWord.Ctrl_BRDRS:
if (ConverterState.CurrentBorder != null)
{
ConverterState.CurrentBorder.Type = BorderType.BorderSingle;
}
break;
case RtfControlWord.Ctrl_BRDRSH:
// Shadow border
if (ConverterState.CurrentBorder != null)
{
ConverterState.CurrentBorder.Type = BorderType.BorderSingle;
}
break;
case RtfControlWord.Ctrl_BRDRTH:
if (ConverterState.CurrentBorder != null)
{
ConverterState.CurrentBorder.Type = BorderType.BorderDouble;
}
break;
case RtfControlWord.Ctrl_BRDRTHTNLG:
// Thick-thin (large) border
if (ConverterState.CurrentBorder != null)
{
ConverterState.CurrentBorder.Type = BorderType.BorderSingle;
}
break;
case RtfControlWord.Ctrl_BRDRTHTNMG:
// Thick-thin (medium) border
if (ConverterState.CurrentBorder != null)
{
ConverterState.CurrentBorder.Type = BorderType.BorderSingle;
}
break;
case RtfControlWord.Ctrl_BRDRTHTNSG:
// Thick-thin-thin (thin) border
if (ConverterState.CurrentBorder != null)
{
ConverterState.CurrentBorder.Type = BorderType.BorderSingle;
}
break;
case RtfControlWord.Ctrl_BRDRTNTHLG:
// Thin-thick (large) border
if (ConverterState.CurrentBorder != null)
{
ConverterState.CurrentBorder.Type = BorderType.BorderSingle;
}
break;
case RtfControlWord.Ctrl_BRDRTNTHMG:
// Thick-thin-thin (medium) border
if (ConverterState.CurrentBorder != null)
{
ConverterState.CurrentBorder.Type = BorderType.BorderSingle;
}
break;
case RtfControlWord.Ctrl_BRDRTNTHSG:
// Thick-thin-thin (small) border
if (ConverterState.CurrentBorder != null)
{
ConverterState.CurrentBorder.Type = BorderType.BorderSingle;
}
break;
case RtfControlWord.Ctrl_BRDRTNTHTNLG:
// Thick-thin-thin (large) border
if (ConverterState.CurrentBorder != null)
{
ConverterState.CurrentBorder.Type = BorderType.BorderSingle;
}
break;
case RtfControlWord.Ctrl_BRDRTNTHTNMG:
// Thin-thick-thin (medium) border
if (ConverterState.CurrentBorder != null)
{
ConverterState.CurrentBorder.Type = BorderType.BorderSingle;
}
break;
case RtfControlWord.Ctrl_BRDRTNTHTNSG:
// Thick-thin-thin (small) border
if (ConverterState.CurrentBorder != null)
{
ConverterState.CurrentBorder.Type = BorderType.BorderSingle;
}
break;
case RtfControlWord.Ctrl_BRDRTRIPLE:
// Triple border
if (ConverterState.CurrentBorder != null)
{
ConverterState.CurrentBorder.Type = BorderType.BorderSingle;
}
break;
case RtfControlWord.Ctrl_BRDRW:
// Border thickness
if (ConverterState.CurrentBorder != null)
{
// Note that propset does validation
ConverterState.CurrentBorder.Width = token.Parameter;
}
break;
case RtfControlWord.Ctrl_BRDRNONE:
// No borders
if (ConverterState.CurrentBorder != null)
{
// Note that propset does validation
ConverterState.CurrentBorder.SetDefaults();
}
break;
case RtfControlWord.Ctrl_BRDRWAVY:
// Wavy border
if (ConverterState.CurrentBorder != null)
{
ConverterState.CurrentBorder.Type = BorderType.BorderSingle;
}
break;
case RtfControlWord.Ctrl_BRDRWAVYDB:
// Double border
if (ConverterState.CurrentBorder != null)
{
ConverterState.CurrentBorder.Type = BorderType.BorderDouble;
}
break;
}
}
internal void ProcessHardLine(RtfToken token, FormatState formatState)
{
switch (_converterState.TopFormatState.RtfDestination)
{
case RtfDestination.DestNormal:
case RtfDestination.DestFieldResult:
case RtfDestination.DestShapeResult:
case RtfDestination.DestListText:
ProcessNormalHardLine(formatState);
break;
case RtfDestination.DestFontTable:
case RtfDestination.DestFontName:
break;
case RtfDestination.DestColorTable:
break;
case RtfDestination.DestField:
break;
case RtfDestination.DestFieldInstruction:
case RtfDestination.DestFieldPrivate:
ProcessNormalHardLine(formatState);
break;
}
}
internal void HandleFieldTokens(RtfToken token, FormatState formatState)
{
// Don't start processing fields in non-normal destinatations
FormatState fsCur = _converterState.PreviousTopFormatState(0);
FormatState fsOld = _converterState.PreviousTopFormatState(1);
if (fsCur == null || fsOld == null)
{
return;
}
switch (token.RtfControlWordInfo.Control)
{
case RtfControlWord.Ctrl_FIELD:
// Process fields in normal content or nested fields
if (!fsOld.IsContentDestination || formatState.IsHidden)
{
return;
}
formatState.RtfDestination = RtfDestination.DestField;
break;
case RtfControlWord.Ctrl_FLDRSLT:
if (fsOld.RtfDestination != RtfDestination.DestField)
{
return;
}
formatState.RtfDestination = RtfDestination.DestFieldResult;
break;
case RtfControlWord.Ctrl_FLDPRIV:
if (fsOld.RtfDestination != RtfDestination.DestField)
{
return;
}
formatState.RtfDestination = RtfDestination.DestFieldPrivate;
break;
case RtfControlWord.Ctrl_FLDINST:
if (fsOld.RtfDestination != RtfDestination.DestField)
{
return;
}
formatState.RtfDestination = RtfDestination.DestFieldInstruction;
break;
default:
return;
}
DocumentNodeArray dna = _converterState.DocumentNodeArray;
DocumentNode dnf = new DocumentNode(DocumentNodeType.dnFieldBegin);
dnf.FormatState = new FormatState(formatState);
dnf.IsPending = false; // Field start mark should not impact other tags open/close behavior
dnf.IsTerminated = true;
dna.Push(dnf);
}
private void EnsureListAndListItem(FormatState formatState, DocumentNodeArray dna, MarkerList mlHave, MarkerList mlWant, int nMatch)
{
int nInsertAt;
bool added = false;
int nLists = mlHave.Count;
int nLevel = mlWant.Count;
// Close any open lists that don't match the ones we want.
bool bInField = dna.FindUnmatched(DocumentNodeType.dnFieldBegin) >= 0;
if (nLists > nMatch)
{
DocumentNode documentNodePara = dna.Pop();
while (nLists > nMatch)
{
int nOpen = dna.FindPending(DocumentNodeType.dnList);
if (nOpen >= 0)
{
dna.CloseAt(nOpen);
// Only coalesce if this is a top-level list. Otherwise I want to get
// the full structure to use for margin fixups so I delay coalescing.
// No, don't coalesce since a later list may need to get merged with this one.
// if (!bInField && dna.FindPending(DocumentNodeType.dnList) < 0)
// dna.CoalesceChildren(_converterState, nOpen);
}
nLists--;
mlHave.RemoveRange(mlHave.Count - 1, 1);
}
dna.Push(documentNodePara);
}
if (nLists < nLevel)
{
// Multiple immediately nested lists are handled poorly in Avalon and are usually an indication
// of bad input from Word (or some other word processor). Clip the number of lists we'll create here.
if (nLevel != nLists + 1)
{
// I'm going to truncate, but make the list I create here of the specific type at this level.
if (nLevel <= mlWant.Count)
{
mlWant[nLists] = mlWant[mlWant.Count - 1];
}
nLevel = nLists + 1;
}
// Ensure sufficient lists are open - this may be our first indication
// Insert the list nodes right before the current paragraph
nInsertAt = dna.Count - 1;
while (nLists < nLevel)
{
added = true;
DocumentNode dnList = new DocumentNode(DocumentNodeType.dnList);
DocumentNode dnLI = new DocumentNode(DocumentNodeType.dnListItem);
dna.InsertNode(nInsertAt, dnLI);
dna.InsertNode(nInsertAt, dnList);
// Set the list properties
MarkerListEntry mle = mlWant.EntryAt(nLists);
dnList.FormatState.Marker = mle.Marker;
dnList.FormatState.StartIndex = mle.StartIndexToUse;
dnList.FormatState.StartIndexDefault = mle.StartIndexDefault;
dnList.VirtualListLevel = mle.VirtualListLevel;
dnList.FormatState.ILS = mle.ILS;
nLists++;
}
}
// Ensure listitem is open
nInsertAt = dna.Count - 1;
int nList = dna.FindPending(DocumentNodeType.dnList);
if (nList >= 0)
{
int nLI = dna.FindPending(DocumentNodeType.dnListItem, nList);
if (nLI >= 0 && !added && !formatState.IsContinue)
{
DocumentNode documentNodePara = dna.Pop();
dna.CloseAt(nLI);
// Don't coalesce - I may need to do margin fixup.
// dna.CoalesceChildren(_converterState, nLI);
dna.Push(documentNodePara);
nLI = -1;
nInsertAt = dna.Count - 1;
}
if (nLI == -1)
{
DocumentNode dnLI = new DocumentNode(DocumentNodeType.dnListItem);
dna.InsertNode(nInsertAt, dnLI);
}
}
}
internal void HandleTableNesting(FormatState formatState)
{
DocumentNodeArray dna = _converterState.DocumentNodeArray;
// If we're in a throw-away destination, just return.
if (!formatState.IsContentDestination || formatState.IsHidden)
{
return;
}
// Make sure proper number of tables are open to reflect this paragraphs nest level
int nTables = dna.CountOpenNodes(DocumentNodeType.dnTable);
int nLevel = (int)formatState.TableLevel;
// If we're not in a table, end early
if (nTables == nLevel && nTables == 0)
{
return;
}
if (nTables > nLevel)
{
DocumentNode dnPara = dna.Pop();
bool bInField = dna.FindUnmatched(DocumentNodeType.dnFieldBegin) >= 0;
while (nTables > nLevel)
{
int nOpen = dna.FindPending(DocumentNodeType.dnTable);
if (nOpen >= 0)
{
dna.CloseAt(nOpen);
if (!bInField)
{
dna.CoalesceChildren(_converterState, nOpen);
}
}
nTables--;
}
dna.Push(dnPara);
}
else
{
// Before opening the table, let's close any open lists. Word (RTF) allows somewhat
// arbitrary interleaving (because there's no explicit nesting), but when converting to
// XAML we have to choose an explicit nesting. We never create a table *inside* a list, so
// let's just terminate any open lists right now.
if (nTables < nLevel)
{
int nListAt = dna.FindPending(DocumentNodeType.dnList);
if (nListAt >= 0)
{
// I want the currently pending paragraph to be part of the table, not part of the list
// I'm going to close. So I temporarily pop it off while closing off the list and then
// push it back on before inserting the table(s).
DocumentNode dnPara = dna.Pop();
while (nListAt >= 0)
{
dna.CloseAt(nListAt);
nListAt = dna.FindPending(DocumentNodeType.dnList);
}
dna.Push(dnPara);
}
}
// Ensure sufficient tables are open - this may be our first indication
// Insert the table nodes right before the current paragraph.
Debug.Assert(dna.Count > 0 && dna.EntryAt(dna.Count - 1).Type == DocumentNodeType.dnParagraph);
int nInsertAt = dna.Count - 1;
// Ensure row is open
int nTable = dna.FindPending(DocumentNodeType.dnTable);
if (nTable >= 0)
{
int nRow = dna.FindPending(DocumentNodeType.dnRow, nTable);
if (nRow == -1)
{
DocumentNode dnRow = new DocumentNode(DocumentNodeType.dnRow);
dna.InsertNode(nInsertAt++, dnRow);
nRow = nInsertAt - 1;
}
int nCell = dna.FindPending(DocumentNodeType.dnCell, nRow);
if (nCell == -1)
{
DocumentNode dnCell = new DocumentNode(DocumentNodeType.dnCell);
dna.InsertNode(nInsertAt, dnCell);
}
}
nInsertAt = dna.Count - 1;
while (nTables < nLevel)
{
DocumentNode dnTable = new DocumentNode(DocumentNodeType.dnTable);
DocumentNode dnTableBody = new DocumentNode(DocumentNodeType.dnTableBody);
DocumentNode dnRow = new DocumentNode(DocumentNodeType.dnRow);
DocumentNode dnCell = new DocumentNode(DocumentNodeType.dnCell);
dna.InsertNode(nInsertAt, dnCell);
dna.InsertNode(nInsertAt, dnRow);
dna.InsertNode(nInsertAt, dnTableBody);
dna.InsertNode(nInsertAt, dnTable);
nTables++;
}
}
dna.AssertTreeSemanticInvariants();
}
//------------------------------------------------------
//
// Internal Methods
//
//------------------------------------------------------
#region Internal Methods
internal void InheritFormatState(FormatState formatState)
{
_formatState = new FormatState(formatState);
// Reset non-inherited properties
_formatState.LI = 0;
_formatState.RI = 0;
_formatState.SB = 0;
_formatState.SA = 0;
_formatState.FI = 0;
_formatState.Marker = MarkerStyle.MarkerNone;
_formatState.CBPara = -1;
}
internal MarkerList GetMarkerStylesOfParagraph(MarkerList mlHave, FormatState fs, bool bMarkerPresent)
{
MarkerList mlWant = new MarkerList();
long nVirtualListLevel = fs.ListLevel;
long nStartIndexOverride = -1;
// No list?
if (nVirtualListLevel < 1)
{
return mlWant;
}
// Use currently open list styles for all levels below requested one
for (int i = 0; i < mlHave.Count; i++)
if (mlHave.EntryAt(i).VirtualListLevel < nVirtualListLevel || fs.IsContinue)
{
MarkerListEntry mle = mlHave.EntryAt(i);
mlWant.AddEntry(mle.Marker, mle.ILS, -1, mle.StartIndexDefault, mle.VirtualListLevel);
}
else
{
break;
}
// If I'm a continuation paragraph, I'm done.
if (fs.IsContinue)
{
return mlWant;
}
// Now determine the list style for the list level I'm going to add.
ListOverrideTable lot = _converterState.ListOverrideTable;
ListOverride lo = lot.FindEntry((int)fs.ILS);
if (lo != null)
{
ListLevelTable levels = lo.Levels;
if (levels == null || levels.Count == 0)
{
ListTableEntry lte = _converterState.ListTable.FindEntry(lo.ID);
if (lte != null)
{
levels = lte.Levels;
}
// Did the list override specify a start index?
if (lo.StartIndex > 0)
{
nStartIndexOverride = lo.StartIndex;
}
}
if (levels != null)
{
ListLevel listLevel = levels.EntryAt((int)nVirtualListLevel - 1);
if (listLevel != null)
{
// If there was a marker present, we ignore the "Hidden" style in the list table.
MarkerStyle ms = listLevel.Marker;
if (ms == MarkerStyle.MarkerHidden && bMarkerPresent)
{
ms = MarkerStyle.MarkerBullet;
}
mlWant.AddEntry(ms, fs.ILS, nStartIndexOverride, listLevel.StartIndex, nVirtualListLevel);
return mlWant;
}
}
}
// If there wasn't a list definition, use the marker type in the formatstate.
mlWant.AddEntry(fs.Marker, fs.ILS, nStartIndexOverride, fs.StartIndex, nVirtualListLevel);
return mlWant;
}
internal FormatState(FormatState formatState)
{
// Font settings
Bold = formatState.Bold;
Italic = formatState.Italic;
Engrave = formatState.Engrave;
Shadow = formatState.Shadow;
SCaps = formatState.SCaps;
Outline = formatState.Outline;
Super = formatState.Super;
Sub = formatState.Sub;
SuperOffset = formatState.SuperOffset;
FontSize = formatState.FontSize;
Font = formatState.Font;
CodePage = formatState.CodePage;
CF = formatState.CF;
CB = formatState.CB;
DirChar = formatState.DirChar;
UL = formatState.UL;
Strike = formatState.Strike;
Expand = formatState.Expand;
Lang = formatState.Lang;
LangFE = formatState.LangFE;
LangCur = formatState.LangCur;
FontSlot = formatState.FontSlot;
// Para settings
SB = formatState.SB;
SA = formatState.SA;
FI = formatState.FI;
RI = formatState.RI;
LI = formatState.LI;
SL = formatState.SL;
SLMult = formatState.SLMult;
HAlign = formatState.HAlign;
ILVL = formatState.ILVL;
ITAP = formatState.ITAP;
ILS = formatState.ILS;
DirPara = formatState.DirPara;
CFPara = formatState.CFPara;
CBPara = formatState.CBPara;
ParaShading = formatState.ParaShading;
Marker = formatState.Marker;
IsContinue = formatState.IsContinue;
StartIndex = formatState.StartIndex;
StartIndexDefault = formatState.StartIndexDefault;
IsInTable = formatState.IsInTable;
_pb = formatState.HasParaBorder ? new ParaBorder(formatState.ParaBorder) : null;
// Row settings
// For performance reasons, we don't make a full copy of the Row format information. The implication
// of this is that changes to row format data will propagate back up from nested scopes, which is not
// according to the strict semantics. But in practice, all new rows are explicitly cleared with the
// \trowd keyword, which clears this, so this should be fine.
RowFormat = formatState._rowFormat;
// Other
RtfDestination = formatState.RtfDestination;
IsHidden = formatState.IsHidden;
_stateSkip = formatState.UnicodeSkip;
}
internal void HandleListNesting(FormatState formatState)
{
DocumentNodeArray dna = _converterState.DocumentNodeArray;
DocumentNode dnPara = dna.EntryAt(dna.Count - 1);
bool bMarkerPresent = _converterState.IsMarkerPresent;
// Test if we encountered list text
if (_converterState.IsMarkerPresent)
{
_converterState.IsMarkerPresent = false;
}
// If we're in a throw-away destination, just return.
if (!formatState.IsContentDestination || formatState.IsHidden)
{
return;
}
// Treat no marker text present as a continuation paragraph
if (!bMarkerPresent && formatState.ListLevel > 0)
{
// Allocate a new one here so that this change doesn't propagate beyond here.
formatState = new FormatState(formatState);
// If the only thing making this look like a list is the ILVL property, just clear it.
if (formatState.ILVL > 0 && formatState.ILS < 0)
{
formatState.ILVL = 0;
}
else // otherwise treat this as a continuation paragraph.
{
formatState.IsContinue = true;
}
}
// Make sure proper number of lists are open to reflect this paragraphs nest level
MarkerList mlHave = dna.GetOpenMarkerStyles();
MarkerList mlWant = GetMarkerStylesOfParagraph(mlHave, formatState, bMarkerPresent);
int nLists = mlHave.Count;
int nLevel = mlWant.Count;
// If we're not in a list end early
if (nLists == nLevel && nLists == 0)
{
return;
}
// If we're not in a list and marked as a continuation, ignore this - anomaly.
if (nLists == 0 && nLevel == 1 && formatState.IsContinue)
{
return;
}
// Propagate noticing that the specified text was empty.
if (_converterState.IsMarkerWhiteSpace)
{
_converterState.IsMarkerWhiteSpace = false;
if (nLevel > 0)
{
MarkerListEntry entry = mlWant.EntryAt(nLevel - 1);
entry.Marker = MarkerStyle.MarkerHidden;
}
}
// The ones we have are only "good" if the styles match what we want.
int nMatch = GetMatchedMarkList(formatState, mlHave, mlWant);
// If none match, we might do better by extending some previously open list.
if (nMatch == 0)
{
MarkerList mlCouldHave = dna.GetLastMarkerStyles(mlHave, mlWant);
MarkerList mlCouldWant = GetMarkerStylesOfParagraph(mlCouldHave, formatState, bMarkerPresent);
nMatch = GetMatchedMarkList(formatState, mlCouldHave, mlCouldWant);
// If I would re-open a previous list but close some set of them and then reopen another,
// this is unlikely to be what the user intended. Instead, don't extend the previous list.
// See Windows OS Bugs: 1373731.
if (nMatch < mlCouldHave.Count && mlCouldWant.Count > nMatch)
{
nMatch = 0;
}
if (nMatch > 0)
{
mlHave = mlCouldHave;
mlWant = mlCouldWant;
dna.OpenLastList();
}
}
// Ensure list and listitem
EnsureListAndListItem(formatState, dna, mlHave, mlWant, nMatch);
// To get better results in XAML output, clear the FI for the first para in a list item.
if (dna.Count > 1 && dna.EntryAt(dna.Count - 2).Type == DocumentNodeType.dnListItem)
{
Debug.Assert(!dnPara.IsTerminated);
dnPara.FormatState.FI = 0;
}
dna.AssertTreeSemanticInvariants();
}
internal bool IsEqual(FormatState formatState)
{
return
// Font Settings
Bold == formatState.Bold
&& Italic == formatState.Italic
&& Engrave == formatState.Engrave
&& Shadow == formatState.Shadow
&& SCaps == formatState.SCaps
&& Outline == formatState.Outline
&& Super == formatState.Super
&& Sub == formatState.Sub
&& SuperOffset == formatState.SuperOffset
&& FontSize == formatState.FontSize
&& Font == formatState.Font
&& CodePage == formatState.CodePage
&& CF == formatState.CF
&& CB == formatState.CB
&& DirChar == formatState.DirChar
&& UL == formatState.UL
&& Strike == formatState.Strike
&& Expand == formatState.Expand
&& Lang == formatState.Lang
&& LangFE == formatState.LangFE
&& LangCur == formatState.LangCur
&& FontSlot == formatState.FontSlot
// Para settings
&& SB == formatState.SB
&& SA == formatState.SA
&& FI == formatState.FI
&& RI == formatState.RI
&& LI == formatState.LI
&& HAlign == formatState.HAlign
&& ILVL == formatState.ILVL
&& ITAP == formatState.ITAP
&& ILS == formatState.ILS
&& DirPara == formatState.DirPara
&& CFPara == formatState.CFPara
&& CBPara == formatState.CBPara
&& ParaShading == formatState.ParaShading
&& Marker == formatState.Marker
&& IsContinue == formatState.IsContinue
&& StartIndex == formatState.StartIndex
&& StartIndexDefault == formatState.StartIndexDefault
&& SL == formatState.SL
&& SLMult == formatState.SLMult
&& IsInTable == formatState.IsInTable
// Don't include para borders in this test
// Row Settings
// Don't include row settings in this test.
// Other
&& RtfDestination == formatState.RtfDestination
&& IsHidden == formatState.IsHidden
&& UnicodeSkip == formatState.UnicodeSkip;
}
internal void HandleCodePageTokens(RtfToken token, FormatState formatState)
{
switch (token.RtfControlWordInfo.Control)
{
case RtfControlWord.Ctrl_ANSI:
// ANSI apparently means specifically 1252, not ACP. That makes a lot more sense...
//_converterState.CodePage = CultureInfo.CurrentCulture.TextInfo.ANSICodePage;
_converterState.CodePage = 1252;
_lexer.CodePage = _converterState.CodePage;
break;
case RtfControlWord.Ctrl_MAC:
_converterState.CodePage = 10000;
_lexer.CodePage = _converterState.CodePage;
break;
case RtfControlWord.Ctrl_PC:
_converterState.CodePage = 437;
_lexer.CodePage = _converterState.CodePage;
break;
case RtfControlWord.Ctrl_PCA:
_converterState.CodePage = 850;
_lexer.CodePage = _converterState.CodePage;
break;
case RtfControlWord.Ctrl_UPR:
// We discard this ansi representation - \ud will then switch back to current.
formatState.RtfDestination = RtfDestination.DestUPR;
break;
case RtfControlWord.Ctrl_U:
{
char[] unicodeChar = new char[1];
unicodeChar[0] = (char)token.Parameter;
ProcessText(new string(unicodeChar));
}
break;
case RtfControlWord.Ctrl_UD:
{
// We are parsing: {\upr ansi stuff{\*\ud unicode stuff }}
// When we encountered the UPR we set state to a throwaway destination (DestUPR).
// The nested group pushed a new format state but that now has DestUnknown because of this.
// Now that we encountered the \ud destination, lets push back the original destination.
FormatState previous = _converterState.PreviousTopFormatState(1);
FormatState previousPrevious = _converterState.PreviousTopFormatState(2);
if (previous != null && previousPrevious != null)
{
if (formatState.RtfDestination == RtfDestination.DestUPR && previous.RtfDestination == RtfDestination.DestUnknown)
{
formatState.RtfDestination = previousPrevious.RtfDestination;
}
}
}
break;
case RtfControlWord.Ctrl_UC:
formatState.UnicodeSkip = (int)token.Parameter;
break;
}
}
internal void HandleBinControl(RtfToken token, FormatState formatState)
{
if (token.Parameter > 0)
{
if (formatState.RtfDestination == RtfDestination.DestPicture)
{
formatState.IsImageDataBinary = true;
}
else
{
_lexer.AdvanceForBinary((int)token.Parameter);
}
}
}
internal void HandleNormalText(string text, FormatState formatState)
{
// Normal CRLF's are eaten by the RTF lexer. Any ones that have slipped through here
// were either escaped or hex-encoded and should be treated as a linebreak.
int nStart = 0;
while (nStart < text.Length)
{
int nEnd = nStart;
while (nEnd < text.Length)
{
if (text[nEnd] == 0x0d || text[nEnd] == 0x0a)
{
break;
}
nEnd++;
}
// Handle text before newline
if (nStart == 0 && nEnd == text.Length)
{
HandleNormalTextRaw(text, formatState);
}
else if (nEnd > nStart)
{
string subtext = text.Substring(nStart, nEnd - nStart);
HandleNormalTextRaw(subtext, formatState);
}
// Handle newlines
while (nEnd < text.Length && (text[nEnd] == 0x0d || text[nEnd] == 0x0a))
{
ProcessNormalHardLine(formatState);
if (nEnd + 1 < text.Length && text[nEnd] == 0x0d && text[nEnd] == 0x0a)
{
nEnd += 2;
}
else
{
nEnd += 1;
}
}
nStart = nEnd;
}
}
internal void WrapPendingInlineInParagraph(RtfToken token, FormatState formatState)
{
// Ignore \par in other destinations
if (!formatState.IsContentDestination || formatState.IsHidden)
{
return;
}
// Only treat \page as \par if there is already some inline content. In normal cases,
// (e.g. Word output) a page break comes between paragraphs and we don't want to emit
// anything extra in that case.
DocumentNodeArray dna = _converterState.DocumentNodeArray;
DocumentNode dn;
// Insert the paragraph before any text or inline nodes at the top of the stack.
int nNoOpValue = dna.Count;
int nInsertAt = dna.Count; // Default insertion location
for (; nInsertAt > 0; nInsertAt--)
{
dn = dna.EntryAt(nInsertAt - 1);
if (!dn.IsInline || dn.ClosedParent != null || !dn.IsMatched)
{
break;
}
// If we only have listtext on the stack, don't force a para.
else if (dn.Type == DocumentNodeType.dnListText && !dn.IsPending
&& nInsertAt + dn.ChildCount == dna.Count)
{
nNoOpValue = nInsertAt - 1;
}
}
// If there are no inline nodes, don't generate extra content.
if (nInsertAt == nNoOpValue)
{
return;
}
// Otherwise, just treat as paragraph mark
HandlePara(token, formatState);
}
internal void HandleNormalTextRaw(string text, FormatState formatState)
{
DocumentNodeArray dna = _converterState.DocumentNodeArray;
DocumentNode dnTop = dna.Top;
// See if I can just append the text content if the format is the same.
if (dnTop != null && (dnTop.Type == DocumentNodeType.dnText))
{
// If the format is not equal, close this text element and we'll open a new one.
if (!dnTop.FormatState.IsEqual(formatState))
{
dna.CloseAt(dna.Count - 1);
dnTop = null;
}
}
// OK, create a text node if necessary
if (dnTop == null || dnTop.Type != DocumentNodeType.dnText)
{
dnTop = new DocumentNode(DocumentNodeType.dnText);
dnTop.FormatState = new FormatState(formatState);
dna.Push(dnTop);
}
Debug.Assert(!dnTop.IsTerminated);
dnTop.AppendXamlEncoded(text);
dnTop.IsPending = false;
}
internal void HandleParagraphFromText(FormatState formatState)
{
DocumentNodeArray dna = _converterState.DocumentNodeArray;
DocumentNode dn;
// Insert the paragraph before any text or inline nodes at the top of the stack.
int nInsertAt = dna.Count; // Default insertion location
for (; nInsertAt > 0; nInsertAt--)
{
dn = dna.EntryAt(nInsertAt - 1);
if (!dn.IsInline
|| (dn.ClosedParent != null && !dn.ClosedParent.IsInline)
|| !dn.IsMatched)
{
break;
}
}
dn = new DocumentNode(DocumentNodeType.dnParagraph);
dn.FormatState = new FormatState(formatState);
dn.ConstrainFontPropagation(formatState);
dna.InsertNode(nInsertAt, dn);
// Now close immediately.
dna.CloseAt(nInsertAt);
dna.CoalesceOnlyChildren(_converterState, nInsertAt);
}
internal void ProcessNormalHardLine(FormatState formatState)
{
// Close out pending text nodes
DocumentNodeArray dna = _converterState.DocumentNodeArray;
if (dna.TestTop(DocumentNodeType.dnText))
{
dna.CloseAt(dna.Count - 1);
}
DocumentNode documentNode = new DocumentNode(DocumentNodeType.dnLineBreak);
documentNode.FormatState = new FormatState(formatState);
dna.Push(documentNode);
dna.CloseAt(dna.Count - 1);
dna.CoalesceChildren(_converterState, dna.Count - 1);
}
//------------------------------------------------------
//
// Internal Methods
//
//------------------------------------------------------
#region Internal Methods
/// <summary>
///
/// </summary>
/// <param name="token"></param>
/// <param name="formatState"></param>
/// <returns></returns>
internal RtfToXamlError Next(RtfToken token, FormatState formatState)
{
RtfToXamlError rtfToXamlError = RtfToXamlError.None;
_rtfLastIndex = _rtfIndex;
token.Empty();
if (_rtfIndex >= _rtfBytes.Length)
{
token.Type = RtfTokenType.TokenEOF;
return(rtfToXamlError);
}
int rtfStartIndex = _rtfIndex;
byte tokenChar = _rtfBytes[_rtfIndex++];
switch (tokenChar)
{
// GroupStart
case (byte)'{':
token.Type = RtfTokenType.TokenGroupStart;
break;
// GroupEnd
case (byte)'}':
token.Type = RtfTokenType.TokenGroupEnd;
break;
// Control Word
case (byte)'\r':
case (byte)'\n':
token.Type = RtfTokenType.TokenNewline;
break;
case (byte)0:
token.Type = RtfTokenType.TokenNullChar;
break;
case (byte)'\\':
// Input ends with control sequence
if (_rtfIndex >= _rtfBytes.Length)
{
token.Type = RtfTokenType.TokenInvalid;
}
// Normal control character
else
{
if (IsControlCharValid(CurByte))
{
int controlStartIndex = _rtfIndex;
// Set _rtfIndex to get actual control
SetRtfIndex(token, controlStartIndex);
// Also provide actual control text - useful for unknown controls
token.Text = CurrentEncoding.GetString(_rtfBytes, controlStartIndex - 1, _rtfIndex - rtfStartIndex);
}
// Hex character
else if (CurByte == (byte)'\'')
{
_rtfIndex--;
return(NextText(token));
}
// Explicit destination
else if (CurByte == '*')
{
_rtfIndex++;
token.Type = RtfTokenType.TokenDestination;
}
// Quoted control character (be generous) - should be limited to "'-*;\_{|}~"
else
{
token.Type = RtfTokenType.TokenTextSymbol;
token.Text = CurrentEncoding.GetString(_rtfBytes, _rtfIndex, 1);
_rtfIndex++;
}
}
break;
// Text or Picture data
default:
_rtfIndex--;
if (formatState != null && formatState.RtfDestination == RtfDestination.DestPicture)
{
token.Type = RtfTokenType.TokenPictureData;
break;
}
else
{
return(NextText(token));
}
}
return(rtfToXamlError);
}
// Token: 0x060032DF RID: 13023 RVA: 0x000E5564 File Offset: 0x000E3764
internal bool IsEqual(FormatState formatState)
{
return(this.Bold == formatState.Bold && this.Italic == formatState.Italic && this.Engrave == formatState.Engrave && this.Shadow == formatState.Shadow && this.SCaps == formatState.SCaps && this.Outline == formatState.Outline && this.Super == formatState.Super && this.Sub == formatState.Sub && this.SuperOffset == formatState.SuperOffset && this.FontSize == formatState.FontSize && this.Font == formatState.Font && this.CodePage == formatState.CodePage && this.CF == formatState.CF && this.CB == formatState.CB && this.DirChar == formatState.DirChar && this.UL == formatState.UL && this.Strike == formatState.Strike && this.Expand == formatState.Expand && this.Lang == formatState.Lang && this.LangFE == formatState.LangFE && this.LangCur == formatState.LangCur && this.FontSlot == formatState.FontSlot && this.SB == formatState.SB && this.SA == formatState.SA && this.FI == formatState.FI && this.RI == formatState.RI && this.LI == formatState.LI && this.HAlign == formatState.HAlign && this.ILVL == formatState.ILVL && this.ITAP == formatState.ITAP && this.ILS == formatState.ILS && this.DirPara == formatState.DirPara && this.CFPara == formatState.CFPara && this.CBPara == formatState.CBPara && this.ParaShading == formatState.ParaShading && this.Marker == formatState.Marker && this.IsContinue == formatState.IsContinue && this.StartIndex == formatState.StartIndex && this.StartIndexDefault == formatState.StartIndexDefault && this.SL == formatState.SL && this.SLMult == formatState.SLMult && this.IsInTable == formatState.IsInTable && this.RtfDestination == formatState.RtfDestination && this.IsHidden == formatState.IsHidden && this.UnicodeSkip == formatState.UnicodeSkip);
}
