internal LsErr GetAutoNumberInfo(
IntPtr pols, // Line Layout context
ref LsKAlign alignment, // [out] Marker alignment
ref LsChp lschp, // [out] Marker properties
ref IntPtr lsplsrun, // [out] Marker run
ref ushort addedChar, // [out] Character to add after marker
ref LsChp lschpAddedChar, // [out] Added character properties
ref IntPtr lsplsrunAddedChar, // [out] Added character run
ref int fWord95Model, // [out] true iff follow Word95 autonumbering model
ref int offset, // [out] Offset from marker to start of main text (relevant iff word95Model is true)
ref int width // [out] Offset from margin to start of main text (relevant iff word95Model is true)
)
{
LsErr lserr = LsErr.None;
Plsrun plsrun = Plsrun.Undefined;
LSRun lsrun = null;
try
{
FullTextState fullTextState = FullText;
TextStore markerStore = fullTextState.TextMarkerStore;
TextStore store = fullTextState.TextStore;
Debug.Assert(markerStore != null, "No marker store, yet autonumbering is specified!");
int lscp = TextStore.LscpFirstMarker;
int lsrunLength;
do
{
int lsrunOffset;
lsrun = markerStore.FetchLSRun(
lscp,
fullTextState.TextFormattingMode,
fullTextState.IsSideways,
out plsrun,
out lsrunOffset,
out lsrunLength
);
lscp += lsrunLength;
} while (!TextStore.IsContent(plsrun));
alignment = LsKAlign.lskalRight;
lschp = new LsChp();
lschp.idObj = (ushort)TextStore.ObjectId.Text_chp;
SetChpFormat(lsrun.RunProp, ref lschp);
addedChar = FullText.GetMainTextToMarkerIdealDistance() != 0 ? (ushort)'\t' : (ushort)0;
lschpAddedChar = lschp;
fWord95Model = 0; // Word95 model requires precise marker width in which we never have
offset = 0; // marker offset is controlled by tab stop
width = 0;
lsplsrun = (IntPtr)plsrun;
lsplsrunAddedChar = lsplsrun;
}
catch (Exception e)
{
SaveException(e, plsrun, lsrun);
lserr = LsErr.ClientAbort;
}
catch
{
SaveNonCLSException("GetAutoNumberInfo", plsrun, lsrun);
lserr = LsErr.ClientAbort;
}
return lserr;
}
private void SetChpFormat(
TextRunProperties runProp,
ref LsChp lschp
)
{
SetChpFormat(runProp.TextDecorations, ref lschp);
SetChpFormat(FullText.TextStore.Pap.TextDecorations, ref lschp);
}
private void SetChpFormat(
TextDecorationCollection textDecorations,
ref LsChp lschp
)
{
if (textDecorations != null)
{
for (int i = 0; i < textDecorations.Count; i++)
{
switch (textDecorations[i].Location)
{
case TextDecorationLocation.Underline:
lschp.flags |= LsChp.Flags.fUnderline;
break;
case TextDecorationLocation.OverLine:
case TextDecorationLocation.Strikethrough:
case TextDecorationLocation.Baseline:
lschp.flags |= LsChp.Flags.fStrike;
break;
}
}
}
}
internal unsafe LsErr FetchRunRedefined(
IntPtr pols, // Line Layout context
int lscpFetch, // position to fetch
int fIsStyle, // flag indicates if pstyle is given
IntPtr pstyle, // current demanded style
char* pwchTextBuffer, // [in/out] fixed-size character buffer
int cchTextBuffer, // buffer length in characters
ref int fIsBufferUsed, // [out] Boolean flag indicating the fixed-size buffer is used
out char* pwchText, // [out] pointer to run's character string
ref int cchText, // [out] length of string
ref int fIsHidden, // [out] Is this run hidden?
ref LsChp lschp, // [out] run's character properties
ref IntPtr lsplsrun // [out] fetched run
)
{
LsErr lserr = LsErr.None;
pwchText = null;
Plsrun plsrun = Plsrun.Undefined;
LSRun lsrun = null;
try
{
FullTextState fullTextState = FullText;
TextStore store = fullTextState.StoreFrom(lscpFetch);
int lsrunOffset;
lsrun = store.FetchLSRun(
lscpFetch,
fullTextState.TextFormattingMode,
fullTextState.IsSideways,
out plsrun,
out lsrunOffset,
out cchText
);
fIsBufferUsed = 0;
pwchText = lsrun.CharacterBuffer.GetCharacterPointer();
if (pwchText == null)
{
if (cchText <= cchTextBuffer)
{
Invariant.Assert(pwchTextBuffer != null);
int j = lsrun.OffsetToFirstChar + lsrunOffset;
for (int i = 0; i < cchText; i++, j++)
{
pwchTextBuffer[i] = lsrun.CharacterBuffer[j];
}
fIsBufferUsed = 1;
}
else
{
return LsErr.None;
}
}
else
{
pwchText += lsrun.OffsetToFirstChar + lsrunOffset;
}
lschp = new LsChp();
fIsHidden = 0;
switch (lsrun.Type)
{
case Plsrun.Reverse:
lschp.idObj = (ushort)TextStore.ObjectId.Reverse;
break;
case Plsrun.FormatAnchor:
case Plsrun.CloseAnchor:
lschp.idObj = (ushort)TextStore.ObjectId.Text_chp;
break;
case Plsrun.InlineObject:
lschp.idObj = (ushort)TextStore.ObjectId.InlineObject;
SetChpFormat(lsrun.RunProp, ref lschp);
break;
case Plsrun.Hidden:
lschp.idObj = (ushort)TextStore.ObjectId.Text_chp;
fIsHidden = 1;
break;
case Plsrun.Text:
{
Debug.Assert(TextStore.IsContent(plsrun), "Unrecognizable run!");
Debug.Assert(lsrun.RunProp != null, "invalid lsrun!");
lschp.idObj = (ushort)TextStore.ObjectId.Text_chp;
if ( lsrun.Shapeable != null
&& lsrun.Shapeable.IsShapingRequired)
{
lschp.flags |= LsChp.Flags.fGlyphBased;
if (lsrun.Shapeable.NeedsMaxClusterSize)
{
lschp.dcpMaxContent = lsrun.Shapeable.MaxClusterSize;
}
}
SetChpFormat(lsrun.RunProp, ref lschp);
Invariant.Assert(!TextStore.IsNewline(lsrun.CharacterAttributeFlags));
break;
}
default :
lschp.idObj = (ushort)TextStore.ObjectId.Text_chp;
store.CchEol = lsrun.Length;
break;
}
if ( lsrun.Type == Plsrun.Text
|| lsrun.Type == Plsrun.InlineObject)
{
Debug.Assert(lsrun.RunProp != null);
if ( lsrun.RunProp != null
&& lsrun.RunProp.BaselineAlignment != BaselineAlignment.Baseline)
{
FullText.VerticalAdjust = true;
}
}
lsplsrun = (IntPtr)plsrun;
}
catch (Exception e)
{
SaveException(e, plsrun, lsrun);
lserr = LsErr.ClientAbort;
}
catch
{
SaveNonCLSException("FetchRunRedefined", plsrun, lsrun);
lserr = LsErr.ClientAbort;
}
return lserr;
}