228 lines
6.5 KiB
C
228 lines
6.5 KiB
C
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#include "ntiman.h"
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#include "plschcon.h"
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#include "lschcon.h"
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#include "dninfo.h"
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#include "iobj.h"
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#include "chnutils.h"
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#include "lstext.h"
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#include "lscfmtfl.h"
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#define FNominalToIdealNeeded(plschnkcontext, grpf, lskjust) \
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((plschnkcontext)->grpfTnti != 0) || \
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FNominalToIdealBecauseOfParagraphProperties(grpf, lskjust)
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LSERR ApplyNominalToIdeal(
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PLSCHUNKCONTEXT plschunkcontext, /* LS chunk context */
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PLSIOBJCONTEXT plsiobjcontext, /* installed objects */
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DWORD grpf, /* grpf */
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LSKJUST lskjust, /* kind of justification */
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BOOL fIsSublineMain, /* fIsSubLineMain */
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BOOL fLineContainsAutoNumber,
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PLSDNODE plsdnLast) /* dnode until which we should do nominal to ideal */
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{
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LSERR lserr;
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PLSDNODE plsdnPrev;
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BOOL fSuccessful;
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WCHAR wchar;
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PLSRUN plsrunText;
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HEIGHTS heightsText;
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MWCLS mwcls;
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DWORD iobj;
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LSIMETHODS* plsim;
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long durChange;
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PLSDNODE plsdnLastContent;
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plsdnLastContent = plsdnLast;
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// skip borders
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while(plsdnLastContent != NULL && FIsDnodeBorder(plsdnLastContent))
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{
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plsdnLastContent = plsdnLastContent->plsdnPrev;
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}
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/* if there are now dnodes in line or nominal to ideal has been already applied
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return right away */
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if (plsdnLastContent == NULL || plschunkcontext->fNTIAppliedToLastChunk)
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return lserrNone;
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Assert(FIsLSDNODE(plsdnLastContent));
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/*if last dnode text */
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if (FIsDnodeReal(plsdnLastContent) && !(plsdnLastContent->fTab) &&
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(IdObjFromDnode(plsdnLastContent) == IobjTextFromLsc(plsiobjcontext)))
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{
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lserr = FillChunkArray(plschunkcontext, plsdnLastContent);
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if (lserr != lserrNone)
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return lserr;
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if (FNominalToIdealNeeded(plschunkcontext, grpf, lskjust))
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{
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lserr = NominalToIdealText(
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plschunkcontext->grpfTnti,
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LstflowFromDnode(plsdnLastContent),
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(FIsFirstOnLine(plschunkcontext->pplsdnChunk[0]) && fIsSublineMain),
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fLineContainsAutoNumber ,
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plschunkcontext->locchnkCurrent.clschnk,
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plschunkcontext->locchnkCurrent.plschnk);
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if (lserr != lserrNone)
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return lserr;
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SetNTIAppliedToLastChunk(plschunkcontext);
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/* apply width modification between preceding object and first text */
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plsdnPrev = plschunkcontext->pplsdnChunk[0]->plsdnPrev;
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if (plsdnPrev != NULL && FIsDnodeReal(plsdnPrev) && !plsdnPrev->fTab)
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{
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lserr = GetFirstCharInChunk(plschunkcontext->locchnkCurrent.clschnk,
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plschunkcontext->locchnkCurrent.plschnk, &fSuccessful,
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&wchar, &plsrunText, &heightsText, &mwcls);
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if (lserr != lserrNone)
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return lserr;
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if (fSuccessful)
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{
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iobj = IdObjFromDnode(plsdnPrev);
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plsim = PLsimFromLsc(plsiobjcontext, iobj);
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if (plsim->pfnGetModWidthFollowingChar != NULL)
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{
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lserr = plsim->pfnGetModWidthFollowingChar(plsdnPrev->u.real.pdobj,
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plsdnPrev->u.real.plsrun, plsrunText, &heightsText, wchar,
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mwcls, &durChange);
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if (lserr != lserrNone)
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return lserr;
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if (durChange != 0)
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{
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lserr = ModifyFirstCharInChunk(
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plschunkcontext->locchnkCurrent.clschnk,
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plschunkcontext->locchnkCurrent.plschnk,
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durChange);
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if (lserr != lserrNone)
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return lserr;
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}
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} /* object has this method */
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} /* call back from text was successful */
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} /* there is non-text object before chunk of text */
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} /* nominal to ideal is needed */
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} /* last dnode text after autonumbering */
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return lserrNone;
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}
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LSERR ApplyModWidthToPrecedingChar(
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PLSCHUNKCONTEXT plschunkcontext, /* LS chunk context */
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PLSIOBJCONTEXT plsiobjcontext, /* installed objects */
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DWORD grpf, /* grpf */
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LSKJUST lskjust, /* kind of justification */
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PLSDNODE plsdnNonText) /* non-text dnode after text */
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{
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LSERR lserr;
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BOOL fSuccessful;
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WCHAR wchar;
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PLSRUN plsrunText;
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HEIGHTS heightsText;
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MWCLS mwcls;
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DWORD iobj;
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LSIMETHODS* plsim;
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long durChange;
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PLSDNODE plsdnPrev;
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Assert(FIsLSDNODE(plsdnNonText));
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plsdnPrev = plsdnNonText->plsdnPrev;
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/*if Prev dnode text */
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if (plsdnPrev != NULL && FIsDnodeReal(plsdnPrev) && !(plsdnPrev->fTab) &&
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(IdObjFromDnode(plsdnPrev) == IobjTextFromLsc(plsiobjcontext)))
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{
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if (plschunkcontext->FChunkValid)
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{
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/* chunk we have is exactly what we need */
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Assert(plschunkcontext->locchnkCurrent.clschnk != 0);
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Assert(!plschunkcontext->FGroupChunk);
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Assert((plschunkcontext->pplsdnChunk[plschunkcontext->locchnkCurrent.clschnk - 1])
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->plsdnNext == plsdnNonText);
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}
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else
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{
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lserr = FillChunkArray(plschunkcontext, plsdnPrev);
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if (lserr != lserrNone)
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return lserr;
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}
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if (FNominalToIdealNeeded(plschunkcontext, grpf, lskjust))
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{
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/* apply width modification between text and following object */
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lserr = GetLastCharInChunk(plschunkcontext->locchnkCurrent.clschnk,
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plschunkcontext->locchnkCurrent.plschnk, &fSuccessful,
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&wchar, &plsrunText, &heightsText, &mwcls);
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if (lserr != lserrNone)
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return lserr;
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if (fSuccessful)
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{
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iobj = IdObjFromDnode(plsdnNonText);
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plsim = PLsimFromLsc(plsiobjcontext, iobj);
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if (plsim->pfnGetModWidthPrecedingChar != NULL)
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{
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lserr = plsim->pfnGetModWidthPrecedingChar(plsdnNonText->u.real.pdobj,
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plsdnNonText->u.real.plsrun, plsrunText, &heightsText, wchar,
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mwcls, &durChange);
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if (lserr != lserrNone)
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return lserr;
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if (durChange != 0)
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{
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lserr = ModifyLastCharInChunk(
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plschunkcontext->locchnkCurrent.clschnk,
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plschunkcontext->locchnkCurrent.plschnk,
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durChange);
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if (lserr != lserrNone)
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return lserr;
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}
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} /* object has this method */
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} /* call back from text was successful */
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} /* nominal to ideal is needed */
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} /* there is text before */
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return lserrNone;
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}
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LSERR CutPossibleContextViolation(
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PLSCHUNKCONTEXT plschunkcontext, /* LS chunk context */
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PLSDNODE plsdnLast) /* last text dnode */
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{
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LSERR lserr;
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Assert(FIsLSDNODE(plsdnLast));
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if (plschunkcontext->FChunkValid)
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{
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/* chunk we have is exactly what we need */
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Assert(plschunkcontext->locchnkCurrent.clschnk != 0);
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Assert(!plschunkcontext->FGroupChunk);
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Assert((plschunkcontext->pplsdnChunk[plschunkcontext->locchnkCurrent.clschnk - 1])
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== plsdnLast);
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}
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else
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{
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lserr = FillChunkArray(plschunkcontext, plsdnLast);
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if (lserr != lserrNone)
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return lserr;
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}
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lserr = CutTextDobj(plschunkcontext->locchnkCurrent.clschnk,
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plschunkcontext->locchnkCurrent.plschnk);
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if (lserr != lserrNone)
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return lserr;
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return lserrNone;
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}
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