/*! \fn bool PP_AttrProp::explodeStyle(const PD_Document * pDoc, bool bOverwrite)
\brief This function transfers attributes and properties defined in style into the AP.
\param bOverwrite indicates what happens if the property/attribute is already present. If false \
(default) the style definition is ignored; if true the style value overrides the present value.
*/
bool PP_AttrProp::explodeStyle(const PD_Document * pDoc, bool bOverwrite)
{
UT_return_val_if_fail(pDoc,false);
// expand style if present
const gchar * pszStyle = NULL;
if(getAttribute(PT_STYLE_ATTRIBUTE_NAME, pszStyle))
{
PD_Style * pStyle = NULL;
if(pszStyle && (strcmp(pszStyle, "None") != 0) && pDoc->getStyle(pszStyle,&pStyle))
{
UT_Vector vAttrs;
UT_Vector vProps;
UT_sint32 i;
pStyle->getAllAttributes(&vAttrs, 100);
pStyle->getAllProperties(&vProps, 100);
for(i = 0; i < vProps.getItemCount(); i += 2)
{
const gchar * pName = (const gchar *)vProps.getNthItem(i);
const gchar * pValue = (const gchar *)vProps.getNthItem(i+1);
const gchar * p;
bool bSet = bOverwrite || !getProperty(pName, p);
if(bSet)
setProperty(pName, pValue);
}
// attributes are more complicated, because there are some style attributes that must
// not be transferred to the generic AP
for(i = 0; i < vAttrs.getItemCount(); i += 2)
{
const gchar * pName = (const gchar *)vAttrs.getNthItem(i);
if(!pName || !strcmp(pName, "type")
|| !strcmp(pName, "name")
|| !strcmp(pName, "basedon")
|| !strcmp(pName, "followedby")
|| !strcmp(pName, "props"))
{
continue;
}
const gchar * pValue = (const gchar *)vAttrs.getNthItem(i+1);
const gchar * p;
bool bSet = bOverwrite || !getAttribute(pName, p);
if(bSet)
setAttribute(pName, pValue);
}
}
}
return true;
}
bool pt_PieceTable::_realChangeSpanFmt(PTChangeFmt ptc,
PT_DocPosition dpos1,
PT_DocPosition dpos2,
const gchar ** attributes,
const gchar ** properties,
bool bRevisionDelete)
{
// apply a span-level formatting change to the given region.
UT_return_val_if_fail (m_pts==PTS_Editing,false);
_tweakFieldSpan(dpos1,dpos2);
//
// Deal with case of exactly selecting the endOfFootnote
//
pf_Frag * pfEndDum = m_fragments.findFirstFragBeforePos(dpos2);
if(isEndFootnote(pfEndDum))
{
if(dpos2 > dpos1)
{
dpos2--;
}
}
//
// Deal with addStyle
//
bool bApplyStyle = (PTC_AddStyle == ptc);
const gchar ** sProps = NULL;
const gchar ** lProps = properties;
if(bApplyStyle)
{
//
// OK for styles we expand out all defined properties including BasedOn styles
// Then we use these to eliminate any specfic properties in the current strux
// Then properties in the current strux will resolve to those defined in the
// style (they exist there) to specifc values in strux (if not overridden by
// the style) then finally to default value.
//
const gchar * szStyle = UT_getAttribute(PT_STYLE_ATTRIBUTE_NAME,attributes);
PD_Style * pStyle = NULL;
UT_return_val_if_fail (szStyle,false);
getDocument()->getStyle(szStyle,&pStyle);
UT_return_val_if_fail (pStyle,false);
UT_Vector vProps;
//
// Get the vector of properties
//
pStyle->getAllProperties(&vProps,0);
//
// Finally make the const gchar * array of properties
//
UT_uint32 countp = vProps.getItemCount() + 1;
sProps = (const gchar **) UT_calloc(countp, sizeof(gchar *));
countp--;
UT_uint32 i;
for(i=0; i<countp; i++)
{
sProps[i] = (const gchar *) vProps.getNthItem(i);
}
sProps[i] = NULL;
lProps = sProps;
}
if (dpos1 == dpos2) // if length of change is zero, then we have a toggle format.
{
UT_uint32 startUndoPos = m_history.getUndoPos();
bool bRes = _insertFmtMarkFragWithNotify(ptc,dpos1,attributes,lProps);
UT_uint32 endUndoPos = m_history.getUndoPos();
// Won't be a persistant change if it's just a toggle
PX_ChangeRecord *pcr=0;
m_history.getUndo(&pcr,true);
if (pcr && (startUndoPos != endUndoPos) )
{
UT_DEBUGMSG(("Setting persistance of change to false\n"));
pcr->setPersistance(false);
m_history.setSavePosition(m_history.getSavePosition()+1);
}
if(bApplyStyle)
{
FREEP(sProps);
}
return bRes;
}
UT_return_val_if_fail (dpos1 < dpos2,false);
bool bHaveAttributes, bHaveProperties;
bHaveAttributes = (attributes && *attributes);
bHaveProperties = (lProps && *lProps);
pf_Frag * pf_First;
pf_Frag * pf_End;
PT_BlockOffset fragOffset_First;
PT_BlockOffset fragOffset_End;
bool bFound;
bFound = getFragsFromPositions(dpos1,dpos2,&pf_First,&fragOffset_First,&pf_End,&fragOffset_End);
UT_return_val_if_fail (bFound, false);
#if 0
{
pf_Frag * pf1, * pf2;
PT_BlockOffset fo1, fo2;
bool bFound1 = getFragFromPosition(dpos1,&pf1,&fo1);
bool bFound2 = getFragFromPosition(dpos2,&pf2,&fo2);
UT_return_val_if_fail (bFound1 && bFound2, false);
UT_return_val_if_fail ((pf1==pf_First) && (fragOffset_First==fo1), false);
UT_return_val_if_fail ((pf2==pf_End) && (fragOffset_End==fo2), false);
}
#endif
// see if the amount of text to be changed is completely
// contained within a single fragment. if so, we have a
// simple change. otherwise, we need to set up a multi-step
// change -- it may not actually take more than one step,
// but it is too complicated to tell at this point, so we
// assume it will and don't worry about it.
//
// we are in a simple change if the beginning and end are
// within the same fragment.
// NOTE: if we call beginMultiStepGlob() we ***MUST*** call
// NOTE: endMultiStepGlob() before we return -- otherwise,
// NOTE: the undo/redo won't be properly bracketed.
bool bSimple = (pf_First == pf_End);
if (!bSimple)
beginMultiStepGlob();
pf_Frag_Strux * pfsContainer = NULL;
pf_Frag * pfNewEnd;
UT_uint32 fragOffsetNewEnd;
UT_uint32 length = dpos2 - dpos1;
while (length != 0)
{
// FIXME: Special check to support a FmtMark at the end of the
// document. This is necessary because FmtMarks don't have a
// length... See bug 452.
if (0 == length
&& (!pf_First || pf_Frag::PFT_FmtMark != pf_First->getType()))
break;
UT_return_val_if_fail (dpos1+length==dpos2, false);
UT_uint32 lengthInFrag = pf_First->getLength() - fragOffset_First;
UT_uint32 lengthThisStep = UT_MIN(lengthInFrag, length);
switch (pf_First->getType())
{
case pf_Frag::PFT_EndOfDoc:
default:
UT_DEBUGMSG(("fragment type: %d\n",pf_First->getType()));
UT_ASSERT_HARMLESS(0);
if(bApplyStyle)
{
FREEP(sProps);
}
return false;
case pf_Frag::PFT_Strux:
{
// we are only applying span-level changes, so we ignore strux.
// but we still need to update our loop indices.
pfNewEnd = pf_First->getNext();
fragOffsetNewEnd = 0;
pfsContainer = static_cast<pf_Frag_Strux *> (pf_First);
bool bFoundStrux = false;
if(isEndFootnote(pfsContainer))
{
bFoundStrux = _getStruxFromFragSkip(pfsContainer,&pfsContainer);
UT_return_val_if_fail (bFoundStrux, false);
}
}
break;
case pf_Frag::PFT_Text:
{
if (!pfsContainer)
{
bool bFoundStrux;
bFoundStrux = _getStruxFromPosition(dpos1,&pfsContainer);
UT_return_val_if_fail (bFoundStrux,false);
if(isEndFootnote(pfsContainer))
{
bFoundStrux = _getStruxFromFragSkip(pfsContainer,&pfsContainer);
UT_return_val_if_fail (bFoundStrux,false);
}
}
bool bResult;
bResult = _fmtChangeSpanWithNotify(ptc,static_cast<pf_Frag_Text *>(pf_First),
fragOffset_First,dpos1,lengthThisStep,
attributes,lProps,
pfsContainer,&pfNewEnd,&fragOffsetNewEnd,bRevisionDelete);
UT_return_val_if_fail (bResult,false);
}
break;
case pf_Frag::PFT_Object:
{
if (!pfsContainer)
{
bool bFoundStrux;
bFoundStrux = _getStruxFromPosition(dpos1,&pfsContainer);
UT_return_val_if_fail (bFoundStrux,false);
if(isEndFootnote(pfsContainer))
{
bFoundStrux = _getStruxFromFragSkip(pfsContainer,&pfsContainer);
UT_return_val_if_fail (bFoundStrux,false);
}
}
bool bResult;
bResult = _fmtChangeObjectWithNotify(ptc,static_cast<pf_Frag_Object *>(pf_First),
fragOffset_First,dpos1,lengthThisStep,
attributes,lProps,
pfsContainer,&pfNewEnd,&fragOffsetNewEnd,false);
UT_return_val_if_fail (bResult,false);
}
break;
case pf_Frag::PFT_FmtMark:
{
if (!pfsContainer)
{
bool bFoundStrux;
bFoundStrux = _getStruxFromPosition(dpos1,&pfsContainer);
UT_return_val_if_fail (bFoundStrux,false);
if(isEndFootnote(pfsContainer))
{
bFoundStrux = _getStruxFromFragSkip(pfsContainer,&pfsContainer);
UT_return_val_if_fail (bFoundStrux,false);
}
}
bool bResult;
bResult = _fmtChangeFmtMarkWithNotify(ptc,static_cast<pf_Frag_FmtMark *>(pf_First),
dpos1, attributes,lProps,
pfsContainer,&pfNewEnd,&fragOffsetNewEnd);
UT_return_val_if_fail (bResult,false);
}
break;
}
dpos1 += lengthThisStep;
length -= lengthThisStep;
// since _fmtChange{Span,FmtMark,...}WithNotify(), can delete pf_First, mess with the
// fragment list, and does some aggressive coalescing of
// fragments, we cannot just do a pf_First->getNext() here.
// to advance to the next fragment, we use the *NewEnd variables
// that each of the cases routines gave us.
pf_First = pfNewEnd;
if (!pf_First)
length = 0;
fragOffset_First = fragOffsetNewEnd;
}
if(bApplyStyle)
{
FREEP(sProps);
}
if (!bSimple)
endMultiStepGlob();
return true;
}
