375 lines
7.8 KiB
C
375 lines
7.8 KiB
C
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#include "lsidefs.h"
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#include "sublutil.h"
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#include "dnutils.h"
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#include "lssubl.h"
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#include "lsdnode.h"
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#include "dninfo.h"
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#include "lsimeth.h"
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#include "iobj.h"
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#include "lsmem.h"
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#include "chnutils.h"
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#include "posichnk.h"
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#include "getfmtst.h"
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#include "lstext.h"
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#ifdef DEBUG
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#define DebugMemset(a,b,c) if ((a) != NULL) memset(a,b,c); else
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#else
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#define DebugMemset(a,b,c) (void)(0)
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#endif
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LSERR GetSpecialEffectsSublineCore(PLSSUBL plssubl,PLSIOBJCONTEXT plsiobjcontext,
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UINT* pfEffectsFlags)
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{
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PLSDNODE plsdn;
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PLSDNODE plsdnPrev;
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UINT fEffectsFlagsObject;
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DWORD iobj;
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LSERR lserr;
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LSIMETHODS* plsim;
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Assert(FIsLSSUBL(plssubl));
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*pfEffectsFlags = 0;
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plsdn = plssubl->plsdnFirst;
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plsdnPrev = NULL;
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while(plsdnPrev != plssubl->plsdnLast)
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{
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if (FIsDnodeReal(plsdn))
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{
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*pfEffectsFlags |= plsdn->u.real.lschp.EffectsFlags;
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iobj = IdObjFromDnode(plsdn);
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if (iobj != IobjTextFromLsc(plsiobjcontext) && !FIsDnodeSplat(plsdn))
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{
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plsim = PLsimFromLsc(plsiobjcontext, iobj);
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if (plsim->pfnGetSpecialEffectsInside != NULL)
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{
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lserr = plsim->pfnGetSpecialEffectsInside(plsdn->u.real.pdobj,
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&fEffectsFlagsObject);
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if (lserr != lserrNone)
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return lserr;
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*pfEffectsFlags |= fEffectsFlagsObject;
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}
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}
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}
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plsdnPrev = plsdn;
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plsdn = plsdn->plsdnNext;
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}
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return lserrNone;
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}
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LSERR GetObjDimSublineCore(
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PLSSUBL plssubl, /* IN: subline */
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POBJDIM pobjdim) /* OUT: dimension of subline */
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{
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PLSDNODE plsdnFirst = plssubl->plsdnFirst;
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PLSDNODE plsdnLast = plssubl->plsdnLast;
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/* skip autonumber for the main subline */
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if (FIsSubLineMain(plssubl))
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{
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while (plsdnFirst != NULL && plsdnFirst->cpFirst < 0)
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{
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plsdnFirst = plsdnFirst->plsdnNext;
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}
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/* because of splat right after autonumber plsdnFirst can be NULL */
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if (plsdnFirst == NULL)
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plsdnLast = NULL;
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}
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return FindListDims(plsdnFirst, plsdnLast, pobjdim);
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}
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LSERR GetDupSublineCore(
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PLSSUBL plssubl, /* IN: Subline Context */
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long* pdup) /* OUT: dup of subline */
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{
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FindListDup(plssubl->plsdnFirst, plssubl->cpLim, pdup);
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return lserrNone;
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}
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LSERR FIsSublineEmpty(
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PLSSUBL plssubl, /* IN: subline */
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BOOL* pfEmpty) /* OUT:is this subline empty */
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{
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PLSDNODE plsdnLast;
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Assert(FIsLSSUBL(plssubl));
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Assert((plssubl->plsdnFirst == NULL) == (plssubl->plsdnLast == NULL));
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plsdnLast = plssubl->plsdnLast;
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if (FIsSubLineMain(plssubl))
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{
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if (plsdnLast != NULL && FIsDnodeSplat(plsdnLast))
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{
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plsdnLast = plsdnLast->plsdnPrev;
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}
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*pfEmpty = (plsdnLast == NULL || FIsNotInContent(plsdnLast));
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}
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else
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{
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*pfEmpty = (plsdnLast == NULL );
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}
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return lserrNone;
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}
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LSERR DestroySublineCore(PLSSUBL plssubl,LSCBK* plscbk, POLS pols,
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PLSIOBJCONTEXT plsiobjcontext, BOOL fDontReleaseRuns)/* IN: subline to destroy */
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{
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LSERR lserr;
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Assert(FIsLSSUBL(plssubl));
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lserr = DestroyDnodeList(plscbk, pols, plsiobjcontext,
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plssubl->plsdnFirst, fDontReleaseRuns);
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if (lserr != lserrNone)
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return lserr;
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/* destroy chunk context */
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DestroyChunkContext(plssubl->plschunkcontext);
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/* destroy break context */
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Assert(plssubl->pbrkcontext != NULL); /* we don't expect main subline to be called */
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DebugMemset(plssubl->pbrkcontext, 0xE9, sizeof(BRKCONTEXT));
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plscbk->pfnDisposePtr(pols, plssubl->pbrkcontext);
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plssubl->tag = tagInvalid;
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DebugMemset(plssubl, 0xE9, sizeof(LSSUBL));
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plscbk->pfnDisposePtr(pols, plssubl);
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return lserrNone;
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}
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BOOL FAreTabsPensInSubline(
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PLSSUBL plssubl) /* IN: subline */
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{
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PLSDNODE plsdn;
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PLSDNODE plsdnPrev;
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BOOL fAreTabsPensInSubline;
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Assert(FIsLSSUBL(plssubl));
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fAreTabsPensInSubline = fFalse;
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plsdn = plssubl->plsdnFirst;
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plsdnPrev = NULL;
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while(plsdnPrev != plssubl->plsdnLast)
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{
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if (FIsDnodePen(plsdn) || plsdn->fTab)
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{
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fAreTabsPensInSubline = fTrue;
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break;
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}
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plsdnPrev = plsdn;
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plsdn = plsdn->plsdnNext;
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}
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return fAreTabsPensInSubline;
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}
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LSERR GetPlsrunFromSublineCore(
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PLSSUBL plssubl, /* IN: subline */
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DWORD crgPlsrun, /* IN: size of array */
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PLSRUN* rgPlsrun) /* OUT: array of plsruns */
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{
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DWORD i = 0;
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PLSDNODE plsdn;
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PLSDNODE plsdnPrev;
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Assert(FIsLSSUBL(plssubl));
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plsdn = plssubl->plsdnFirst;
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plsdnPrev = NULL;
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while(plsdnPrev != plssubl->plsdnLast && i < crgPlsrun)
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{
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if (FIsDnodeReal(plsdn))
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{
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rgPlsrun[i] = plsdn->u.real.plsrun;
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}
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else /* pen */
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{
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rgPlsrun[i] = NULL;
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}
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plsdnPrev = plsdn;
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plsdn = plsdn->plsdnNext;
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i++;
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}
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return lserrNone;
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}
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LSERR GetNumberDnodesCore(
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PLSSUBL plssubl, /* IN: subline */
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DWORD* cDnodes) /* OUT: numberof dnodes in subline */
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{
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PLSDNODE plsdn;
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PLSDNODE plsdnPrev;
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Assert(FIsLSSUBL(plssubl));
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*cDnodes = 0;
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plsdn = plssubl->plsdnFirst;
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plsdnPrev = NULL;
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while(plsdnPrev != plssubl->plsdnLast)
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{
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(*cDnodes)++;
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plsdnPrev = plsdn;
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plsdn = plsdn->plsdnNext;
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}
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return lserrNone;
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}
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LSERR GetVisibleDcpInSublineCore(
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PLSSUBL plssubl, /* IN: subline */
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LSDCP* pndcp) /* OUT:amount of visible characters in subline */
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{
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PLSDNODE plsdn;
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PLSDNODE plsdnPrev;
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Assert(FIsLSSUBL(plssubl));
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*pndcp = 0;
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plsdn = plssubl->plsdnFirst;
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plsdnPrev = NULL;
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while(plsdnPrev != plssubl->plsdnLast)
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{
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if (FIsDnodeReal(plsdn))
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{
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*pndcp += plsdn->dcp;
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}
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plsdnPrev = plsdn;
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plsdn = plsdn->plsdnNext;
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}
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return lserrNone;
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}
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LSERR GetDurTrailInSubline(
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PLSSUBL plssubl, /* IN: Subline Context */
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long* pdurTrail) /* OUT: width of trailing area
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in subline */
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{
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LSERR lserr;
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PLSCHUNKCONTEXT plschunkcontext;
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PLSDNODE plsdn;
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LSDCP dcpTrail;
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PLSDNODE plsdnStartTrail;
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LSDCP dcpStartTrailingText;
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int cDnodesTrailing;
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PLSDNODE plsdnTrailingObject;
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LSDCP dcpTrailingObject;
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BOOL fClosingBorderStartsTrailing;
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*pdurTrail = 0;
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plsdn = GetCurrentDnodeSubl(plssubl);
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plschunkcontext = PlschunkcontextFromSubline(plssubl);
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if (plsdn != NULL)
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{
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lserr = GetTrailingInfoForTextGroupChunk(plsdn,
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plsdn->dcp, IobjTextFromLsc(plschunkcontext->plsiobjcontext),
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pdurTrail, &dcpTrail, &plsdnStartTrail,
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&dcpStartTrailingText, &cDnodesTrailing,
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&plsdnTrailingObject, &dcpTrailingObject, &fClosingBorderStartsTrailing);
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if (lserr != lserrNone)
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return lserr;
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}
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return lserrNone;
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}
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LSERR GetDurTrailWithPensInSubline(
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PLSSUBL plssubl, /* IN: Subline Context */
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long* pdurTrail) /* OUT: width of trailing area
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in subline */
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{
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LSERR lserr;
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PLSCHUNKCONTEXT plschunkcontext;
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PLSDNODE plsdn;
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LSDCP dcpTrail;
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PLSDNODE plsdnStartTrail;
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LSDCP dcpStartTrailingText;
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int cDnodesTrailing;
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PLSDNODE plsdnTrailingObject;
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LSDCP dcpTrailingObject;
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BOOL fClosingBorderStartsTrailing;
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long durTrailLoc;
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BOOL fContinue = fTrue;
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*pdurTrail = 0;
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plsdn = GetCurrentDnodeSubl(plssubl);
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plschunkcontext = PlschunkcontextFromSubline(plssubl);
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while(fContinue)
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{
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if (plsdn != NULL)
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{
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lserr = GetTrailingInfoForTextGroupChunk(plsdn,
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plsdn->dcp, IobjTextFromLsc(plschunkcontext->plsiobjcontext),
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&durTrailLoc, &dcpTrail, &plsdnStartTrail,
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&dcpStartTrailingText, &cDnodesTrailing,
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&plsdnTrailingObject, &dcpTrailingObject, &fClosingBorderStartsTrailing);
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if (lserr != lserrNone)
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return lserr;
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*pdurTrail += durTrailLoc;
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if (dcpTrailingObject == 0)
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{
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/* we stopped just before group chunk, may be because of pen */
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Assert(FIsLSDNODE(plsdnTrailingObject));
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plsdn = plsdnTrailingObject->plsdnPrev;
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while(plsdn != NULL && FIsDnodePen(plsdn))
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{
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*pdurTrail += DurFromDnode(plsdn);
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plsdn = plsdn->plsdnPrev;
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}
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}
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else
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{
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fContinue = fFalse;
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}
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}
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else
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{
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fContinue = fFalse;
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}
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}
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return lserrNone;
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}
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