mirror of https://github.com/tongzx/nt5src
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
784 lines
25 KiB
784 lines
25 KiB
/* LSCRSUBL.C */
|
|
|
|
#include "lscrsubl.h"
|
|
#include "lsidefs.h"
|
|
#include "lsc.h"
|
|
#include "lsfetch.h"
|
|
#include "getfmtst.h"
|
|
#include "setfmtst.h"
|
|
#include "fmtres.h"
|
|
#include "sublutil.h"
|
|
#include "break.h"
|
|
#include "prepdisp.h"
|
|
|
|
#include <limits.h>
|
|
|
|
#define DO_COMPRESSION fTrue
|
|
#define DO_EXPANSION fFalse
|
|
|
|
|
|
static LSERR ErrorInCurrentSubline(PLSC plsc, LSERR error)
|
|
{
|
|
Assert(GetCurrentSubline(plsc) != NULL);
|
|
DestroySublineCore(GetCurrentSubline(plsc),&plsc->lscbk, plsc->pols,
|
|
&plsc->lsiobjcontext, plsc->fDontReleaseRuns);
|
|
SetCurrentSubline(plsc, NULL);
|
|
return error;
|
|
}
|
|
|
|
/* ---------------------------------------------------------------------- */
|
|
|
|
/* L S C R E A T E S U B L I N E*/
|
|
/*----------------------------------------------------------------------------
|
|
%%Function: LsCreateSubline
|
|
%%Contact: igorzv
|
|
Parameters:
|
|
plsc - (IN) LS context
|
|
cpFirst - (IN) first cp of a subline
|
|
urColumnMax - (IN) width restriction for a subline
|
|
lstflow - (IN) text flow of a subline
|
|
fContiguos - (IN) if TRUE such line has the same coordinate system as main line
|
|
and is allowed to have tabs
|
|
|
|
----------------------------------------------------------------------------*/
|
|
LSERR WINAPI LsCreateSubline(PLSC plsc, LSCP cpFirst, long urColumnMax,
|
|
LSTFLOW lstflow, BOOL fContiguos)
|
|
{
|
|
|
|
|
|
if (!FIsLSC(plsc)) return lserrInvalidParameter;
|
|
|
|
if (!FFormattingAllowed(plsc) && !FBreakingAllowed(plsc)) return lserrCreateSublineDisabled;
|
|
|
|
if (GetCurrentSubline(plsc) != NULL) return lserrCreateSublineDisabled;
|
|
|
|
if (fContiguos) /* this flag is allowed only in formating time and only within fmt method */
|
|
{
|
|
if (!FFormattingAllowed(plsc)) return lserrInvalidParameter;
|
|
if (GetDnodeToFinish(plsc) == NULL) return lserrInvalidParameter;
|
|
if (!(SublineFromDnode(GetDnodeToFinish(plsc))->fContiguous))
|
|
fContiguos = fFalse;
|
|
}
|
|
if (urColumnMax > uLsInfiniteRM)
|
|
urColumnMax = uLsInfiniteRM;
|
|
|
|
return CreateSublineCore(plsc, cpFirst, urColumnMax, lstflow, fContiguos);
|
|
}
|
|
|
|
/* ---------------------------------------------------------------------- */
|
|
|
|
/* L S F E T C H A P P E N D T O C U R R E N T S U B L I N E*/
|
|
/*----------------------------------------------------------------------------
|
|
%%Function: LsFetchAppendToCurrentSubline
|
|
%%Contact: igorzv
|
|
Parameters:
|
|
plsc - (IN) LS context
|
|
lsdcp - (IN) increse cp before fetching
|
|
plsesc - (IN) escape characters
|
|
cEsc - (IN) # of escape characters
|
|
pfSuccessful- (OUT) Successful?---if not, finish
|
|
subline, destroy it and start anew
|
|
pfmtres - (OUT) result of last formatter
|
|
pcpLim - (OUT) where we stop fetching
|
|
pplsdnFirst - (OUT) first dnode that was created
|
|
pplsdnLast - (OUT) last dnode that was created
|
|
|
|
----------------------------------------------------------------------------*/
|
|
|
|
LSERR WINAPI LsFetchAppendToCurrentSubline(PLSC plsc, LSDCP lsdcp,
|
|
const LSESC* plsesc, DWORD cEsc,
|
|
BOOL *pfSuccessful, FMTRES* pfmtres,
|
|
LSCP* pcpLim, PLSDNODE* pplsdnFirst,
|
|
PLSDNODE* pplsdnLast)
|
|
{
|
|
LSERR lserr;
|
|
PLSSUBL plssubl;
|
|
long dur;
|
|
long urColumnMaxIncreased;
|
|
BOOL fDone = fFalse;
|
|
LSSTATE lsstateOld;
|
|
BOOL fFirstIteration = fTrue;
|
|
PLSDNODE plsdnFirstCurrent;
|
|
PLSDNODE plsdnLastCurrent;
|
|
|
|
|
|
if (!FIsLSC(plsc)) return lserrInvalidParameter;
|
|
|
|
plssubl = GetCurrentSubline(plsc);
|
|
if (plssubl == NULL) return lserrFormattingFunctionDisabled;
|
|
|
|
/* client can use this function only in formatting or breaking time */
|
|
if (!FFormattingAllowed(plsc) && !FBreakingAllowed(plsc))
|
|
return ErrorInCurrentSubline(plsc, lserrFormattingFunctionDisabled);
|
|
|
|
/* in formatting time it should be some dnode to finish */
|
|
if (FFormattingAllowed(plsc) && GetDnodeToFinish(plsc) == NULL)
|
|
return ErrorInCurrentSubline(plsc, lserrFormattingFunctionDisabled);
|
|
|
|
/* we don't allow to continue formatting if right margin is exceeded */
|
|
if (plssubl->fRightMarginExceeded)
|
|
return ErrorInCurrentSubline(plsc, lserrFormattingFunctionDisabled);
|
|
|
|
*pfSuccessful = fTrue;
|
|
|
|
/* we must to set state to formatting and later restore the old one */
|
|
lsstateOld = plssubl->plsc->lsstate;
|
|
plssubl->plsc->lsstate = LsStateFormatting;
|
|
|
|
|
|
/*Initialization; */
|
|
AdvanceCurrentCpLimSubl(plssubl, lsdcp);
|
|
*pplsdnLast = NULL;
|
|
|
|
urColumnMaxIncreased = RightMarginIncreasing(plsc, plssubl->urColumnMax);
|
|
|
|
while(!fDone) /* we continue fetching when we have
|
|
tab that are not allowed in our subline */
|
|
{
|
|
lserr = FetchAppendEscCore(plsc, urColumnMaxIncreased, plsesc, cEsc, pfmtres,
|
|
pcpLim, &plsdnFirstCurrent, &plsdnLastCurrent, &dur);
|
|
if (lserr != lserrNone)
|
|
return ErrorInCurrentSubline(plsc, lserr);
|
|
|
|
Assert((plsdnFirstCurrent == NULL) == (plsdnLastCurrent == NULL));
|
|
Assert((plsdnLastCurrent == NULL) || ((plsdnLastCurrent)->plsdnNext == NULL));
|
|
|
|
if (fFirstIteration)
|
|
{
|
|
*pplsdnFirst = plsdnFirstCurrent;
|
|
fFirstIteration = fFalse;
|
|
}
|
|
if (plsdnLastCurrent != NULL)
|
|
*pplsdnLast = plsdnLastCurrent;
|
|
|
|
if (*pfmtres == fmtrTab && !plssubl->fContiguous)
|
|
{
|
|
fDone = fFalse;
|
|
}
|
|
else
|
|
{
|
|
fDone = fTrue;
|
|
}
|
|
}
|
|
plsc->lsstate = lsstateOld;
|
|
|
|
if (*pfmtres == fmtrExceededMargin)
|
|
{
|
|
if (GetCurrentUrSubl(plssubl) <= plssubl->urColumnMax)
|
|
{
|
|
*pfSuccessful = fFalse;
|
|
if (plsc->lMarginIncreaseCoefficient >= uLsInfiniteRM / 2 )
|
|
plsc->lMarginIncreaseCoefficient = uLsInfiniteRM;
|
|
else
|
|
plsc->lMarginIncreaseCoefficient *= 2; /* increase coefficient to be successful
|
|
next time */
|
|
return lserrNone;
|
|
}
|
|
|
|
plssubl->fRightMarginExceeded = fTrue;
|
|
}
|
|
|
|
Assert((*pplsdnFirst == NULL) == (*pplsdnLast == NULL));
|
|
Assert((*pplsdnLast == NULL) || ((*pplsdnLast)->plsdnNext == NULL));
|
|
|
|
|
|
return lserrNone;
|
|
}
|
|
/* ---------------------------------------------------------------------- */
|
|
|
|
/* L S F E T C H A P P E N D T O C U R R E N T S U B L I N E R E S U M E*/
|
|
/*----------------------------------------------------------------------------
|
|
%%Function: LsFetchAppendToCurrentSublineResume
|
|
%%Contact: igorzv
|
|
Parameters:
|
|
plsc - (IN) LS context
|
|
rgbreakrec - (IN) input array of break records
|
|
cbreakrec, (IN) number of records in input array
|
|
lsdcp - (IN) increse cp before fetching
|
|
plsesc - (IN) escape characters
|
|
cEsc - (IN) # of escape characters
|
|
pfSuccessful- (OUT) Successful?---if not, finish
|
|
subline, destroy it and start anew
|
|
pfmtres - (OUT) result of last formatter
|
|
pcpLim - (OUT) where we stop fetching
|
|
pplsdnFirst - (OUT) first dnode that was created
|
|
pplsdnLast - (OUT) last dnode that was created
|
|
|
|
----------------------------------------------------------------------------*/
|
|
|
|
LSERR WINAPI LsFetchAppendToCurrentSublineResume(PLSC plsc, const BREAKREC* rgbreakrec,
|
|
DWORD cbreakrec, LSDCP lsdcp, const LSESC* plsesc,
|
|
DWORD cEsc, BOOL *pfSuccessful,
|
|
FMTRES* pfmtres, LSCP* pcpLim, PLSDNODE* pplsdnFirst,
|
|
PLSDNODE* pplsdnLast)
|
|
{
|
|
LSERR lserr;
|
|
PLSSUBL plssubl;
|
|
long dur;
|
|
long urColumnMaxIncreased;
|
|
BOOL fDone = fFalse;
|
|
LSSTATE lsstateOld;
|
|
BOOL fFirstIteration = fTrue;
|
|
PLSDNODE plsdnFirstCurrent;
|
|
PLSDNODE plsdnLastCurrent;
|
|
|
|
|
|
if (!FIsLSC(plsc)) return lserrInvalidParameter;
|
|
|
|
plssubl = GetCurrentSubline(plsc);
|
|
if (plssubl == NULL) return lserrFormattingFunctionDisabled;
|
|
|
|
/* client can use this function only in formatting or breaking time */
|
|
if (!FFormattingAllowed(plsc) && !FBreakingAllowed(plsc))
|
|
return ErrorInCurrentSubline(plsc, lserrFormattingFunctionDisabled);
|
|
|
|
/* in formatting time it should be some dnode to finish */
|
|
if (FFormattingAllowed(plsc) && GetDnodeToFinish(plsc) == NULL)
|
|
return ErrorInCurrentSubline(plsc, lserrFormattingFunctionDisabled);
|
|
|
|
/* subline should be empty to use this function */
|
|
if (GetCurrentDnode(plsc) != NULL)
|
|
return ErrorInCurrentSubline(plsc, lserrFormattingFunctionDisabled);
|
|
|
|
/* we don't allow to continue formatting if right margin is exceeded */
|
|
if (plssubl->fRightMarginExceeded)
|
|
return ErrorInCurrentSubline(plsc, lserrFormattingFunctionDisabled);
|
|
|
|
*pfSuccessful = fTrue;
|
|
|
|
/* we must to set state to formatting and later restore the old one */
|
|
lsstateOld = plssubl->plsc->lsstate;
|
|
plssubl->plsc->lsstate = LsStateFormatting;
|
|
|
|
|
|
/*Initialization; */
|
|
AdvanceCurrentCpLimSubl(plssubl, lsdcp);
|
|
*pplsdnLast = NULL;
|
|
|
|
urColumnMaxIncreased = RightMarginIncreasing(plsc, plssubl->urColumnMax);
|
|
|
|
while(!fDone) /* we continue fetching when we have
|
|
tab that are not allowed in our subline */
|
|
{
|
|
if (fFirstIteration)
|
|
{
|
|
lserr = FetchAppendEscResumeCore(plsc, urColumnMaxIncreased, plsesc, cEsc, rgbreakrec,
|
|
cbreakrec,pfmtres, pcpLim, &plsdnFirstCurrent,
|
|
&plsdnLastCurrent, &dur);
|
|
}
|
|
else
|
|
{
|
|
lserr = FetchAppendEscCore(plsc, urColumnMaxIncreased, plsesc, cEsc, pfmtres,
|
|
pcpLim, &plsdnFirstCurrent, &plsdnLastCurrent, &dur);
|
|
}
|
|
if (lserr != lserrNone)
|
|
return ErrorInCurrentSubline(plsc, lserr);
|
|
|
|
Assert((plsdnFirstCurrent == NULL) == (plsdnLastCurrent == NULL));
|
|
Assert((plsdnLastCurrent == NULL) || ((plsdnLastCurrent)->plsdnNext == NULL));
|
|
|
|
if (fFirstIteration)
|
|
{
|
|
*pplsdnFirst = plsdnFirstCurrent;
|
|
fFirstIteration = fFalse;
|
|
}
|
|
if (plsdnLastCurrent != NULL)
|
|
*pplsdnLast = plsdnLastCurrent;
|
|
|
|
if (*pfmtres == fmtrTab && !plssubl->fContiguous)
|
|
{
|
|
fDone = fFalse;
|
|
}
|
|
else
|
|
{
|
|
fDone = fTrue;
|
|
}
|
|
}
|
|
|
|
plsc->lsstate = lsstateOld;
|
|
|
|
if (*pfmtres == fmtrExceededMargin)
|
|
{
|
|
if (GetCurrentUrSubl(plssubl) <= plssubl->urColumnMax)
|
|
{
|
|
*pfSuccessful = fFalse;
|
|
if (plsc->lMarginIncreaseCoefficient >= uLsInfiniteRM / 2 )
|
|
plsc->lMarginIncreaseCoefficient = uLsInfiniteRM;
|
|
else
|
|
plsc->lMarginIncreaseCoefficient *= 2; /* increase coefficient to be successful
|
|
next time */
|
|
return lserrNone;
|
|
}
|
|
|
|
plssubl->fRightMarginExceeded = fTrue;
|
|
}
|
|
|
|
Assert((*pplsdnFirst == NULL) == (*pplsdnLast == NULL));
|
|
Assert((*pplsdnLast == NULL) || ((*pplsdnLast)->plsdnNext == NULL));
|
|
|
|
|
|
return lserrNone;
|
|
}
|
|
|
|
/* ---------------------------------------------------------------------- */
|
|
|
|
/* L S A P P E N D R U N T O C U R R E N T S U B L I N E*/
|
|
/*----------------------------------------------------------------------------
|
|
%%Function: LsAppendRunToCurrentSubline
|
|
%%Contact: igorzv
|
|
Parameters:
|
|
plsc - (IN) LS context
|
|
plsfrun - (IN) given run
|
|
pfSuccessful- (OUT) Successful?---if not, finish
|
|
subline, destroy it and start anew
|
|
pfmtres - (OUT) result of last formatter
|
|
pcpLim - (OUT) where we stop fetching
|
|
pplsdn - (OUT) dnode created
|
|
|
|
----------------------------------------------------------------------------*/
|
|
LSERR WINAPI LsAppendRunToCurrentSubline(PLSC plsc, const LSFRUN* plsfrun, BOOL *pfSuccessful,
|
|
FMTRES* pfmtres, LSCP* pcpLim, PLSDNODE* pplsdn)
|
|
{
|
|
LSERR lserr;
|
|
PLSSUBL plssubl;
|
|
LSSTATE lsstateOld;
|
|
long urColumnMaxIncreased;
|
|
|
|
if (!FIsLSC(plsc)) return lserrInvalidParameter;
|
|
|
|
plssubl = GetCurrentSubline(plsc);
|
|
if (plssubl == NULL) return lserrFormattingFunctionDisabled;
|
|
|
|
/* client can use this function only in formatting or breaking time */
|
|
if (!FFormattingAllowed(plsc) && !FBreakingAllowed(plsc))
|
|
return ErrorInCurrentSubline(plsc, lserrFormattingFunctionDisabled);
|
|
|
|
/* in formatting time it should be some dnode to finish */
|
|
if (FFormattingAllowed(plsc) && GetDnodeToFinish(plsc) == NULL)
|
|
return ErrorInCurrentSubline(plsc, lserrFormattingFunctionDisabled);
|
|
|
|
/* we don't allow to continue formatting if right margin is exceeded */
|
|
if (plssubl->fRightMarginExceeded)
|
|
return ErrorInCurrentSubline(plsc, lserrFormattingFunctionDisabled);
|
|
|
|
*pfSuccessful = fTrue;
|
|
|
|
/* we must to set state to formatting and later restore the old one */
|
|
lsstateOld = plssubl->plsc->lsstate;
|
|
plssubl->plsc->lsstate = LsStateFormatting;
|
|
|
|
urColumnMaxIncreased = RightMarginIncreasing(plsc, plssubl->urColumnMax);
|
|
|
|
lserr = ProcessOneRun(plsc, urColumnMaxIncreased, plsfrun, NULL, 0, pfmtres);
|
|
if (lserr != lserrNone)
|
|
return ErrorInCurrentSubline(plsc, lserr);
|
|
|
|
plsc->lsstate = lsstateOld;
|
|
|
|
if (*pfmtres == fmtrExceededMargin)
|
|
{
|
|
if (GetCurrentUrSubl(plssubl) <= plssubl->urColumnMax)
|
|
{
|
|
*pfSuccessful = fFalse;
|
|
if (plsc->lMarginIncreaseCoefficient >= uLsInfiniteRM / 2 )
|
|
plsc->lMarginIncreaseCoefficient = uLsInfiniteRM;
|
|
else
|
|
plsc->lMarginIncreaseCoefficient *= 2; /* increase coefficient to be successful
|
|
next time */
|
|
return lserrNone;
|
|
}
|
|
|
|
plssubl->fRightMarginExceeded = fTrue;
|
|
}
|
|
|
|
|
|
/* prepare output */
|
|
*pplsdn = GetCurrentDnodeSubl(plssubl);
|
|
*pcpLim = GetCurrentCpLimSubl(plssubl);
|
|
|
|
return lserrNone;
|
|
}
|
|
|
|
/* ---------------------------------------------------------------------- */
|
|
|
|
/* L S R E S E T R M I N C U R R E N T S U B L I N E*/
|
|
/*----------------------------------------------------------------------------
|
|
%%Function: LsResetRMInCurrentSubline
|
|
%%Contact: igorzv
|
|
Parameters:
|
|
plsc - (IN) LS context
|
|
urColumnMax - (IN) new value of right margin
|
|
|
|
----------------------------------------------------------------------------*/
|
|
LSERR WINAPI LsResetRMInCurrentSubline(PLSC plsc, long urColumnMax)
|
|
{
|
|
PLSSUBL plssubl;
|
|
|
|
if (!FIsLSC(plsc)) return lserrInvalidParameter;
|
|
|
|
plssubl = GetCurrentSubline(plsc);
|
|
|
|
if (plssubl == NULL) return lserrCurrentSublineDoesNotExist;
|
|
|
|
/* we don't allow to change right margin if it is exceeded */
|
|
if (plssubl->fRightMarginExceeded) return lserrFormattingFunctionDisabled;
|
|
|
|
Assert(FIsLSSUBL(plssubl));
|
|
|
|
plssubl->urColumnMax = urColumnMax;
|
|
|
|
return lserrNone;
|
|
}
|
|
|
|
|
|
/* ---------------------------------------------------------------------- */
|
|
|
|
/* L S F I N I S H C U R R E N T S U B L I N E*/
|
|
/*----------------------------------------------------------------------------
|
|
%%Function: LsFinishCurrentSubline
|
|
%%Contact: igorzv
|
|
Parameters:
|
|
plsc - (IN) LS context
|
|
pplssubl - (OUT) subline context
|
|
|
|
----------------------------------------------------------------------------*/
|
|
LSERR WINAPI LsFinishCurrentSubline(PLSC plsc, PLSSUBL* pplssubl)
|
|
{
|
|
if (!FIsLSC(plsc)) return lserrInvalidParameter;
|
|
|
|
*pplssubl = GetCurrentSubline(plsc);
|
|
|
|
if (*pplssubl == NULL) return lserrCurrentSublineDoesNotExist;
|
|
|
|
Assert(FIsLSSUBL(*pplssubl));
|
|
|
|
return FinishSublineCore(*pplssubl);
|
|
}
|
|
|
|
|
|
/* ---------------------------------------------------------------------- */
|
|
|
|
/* L S T R U N C A T E S U B L I N E*/
|
|
/*----------------------------------------------------------------------------
|
|
%%Function: LsTruncateSubline
|
|
%%Contact: igorzv
|
|
Parameters:
|
|
plsc - (IN) LS context
|
|
urColumnMax - (IN) right margin
|
|
pcpTruncate - (OUT) truncation point
|
|
|
|
----------------------------------------------------------------------------*/
|
|
|
|
LSERR WINAPI LsTruncateSubline(PLSSUBL plssubl, long urColumnMax, LSCP* pcpTruncate)
|
|
{
|
|
LSERR lserr;
|
|
LSSTATE lsstateOld;
|
|
|
|
if (!FIsLSSUBL(plssubl)) return lserrInvalidParameter;
|
|
/* it's error if urColumnmMax is biger then lenght of subline */
|
|
if (urColumnMax >= GetCurrentUrSubl(plssubl)) return lserrInvalidParameter;
|
|
|
|
/* we must to set state to breaking and later restore the old one */
|
|
lsstateOld = plssubl->plsc->lsstate;
|
|
plssubl->plsc->lsstate = LsStateBreaking;
|
|
|
|
lserr = TruncateSublineCore(plssubl, urColumnMax, pcpTruncate);
|
|
|
|
plssubl->plsc->lsstate = lsstateOld;
|
|
|
|
return lserr;
|
|
}
|
|
|
|
|
|
/* ---------------------------------------------------------------------- */
|
|
|
|
/* L S F I N D P R E V B R E A K S U B L I N E*/
|
|
/*----------------------------------------------------------------------------
|
|
%%Function: LsFindPrevBreakSubline
|
|
%%Contact: igorzv
|
|
Parameters:
|
|
plssubl - (IN) subline context
|
|
fFirstSubline - (IN) to apply rules for first character to the first character of
|
|
this subline
|
|
cpTruncate - (IN) truncation point
|
|
urColumnMax - (IN) right margin
|
|
pfSuccessful - (OUT) do we find break?
|
|
pcpBreak - (OUT) position of break
|
|
pobjdimSubline - (OUT) objdim from begining of the subline up to break
|
|
pbkpos - (OUT) Before/Inside/After
|
|
|
|
----------------------------------------------------------------------------*/
|
|
LSERR WINAPI LsFindPrevBreakSubline(PLSSUBL plssubl, BOOL fFirstSubline, LSCP cpTruncate,
|
|
long urColumnMax, BOOL* pfSuccessful, LSCP* pcpBreak,
|
|
POBJDIM pobjdimSubline, BRKPOS* pbkpos)
|
|
{
|
|
LSERR lserr;
|
|
LSSTATE lsstateOld;
|
|
|
|
if (!FIsLSSUBL(plssubl)) return lserrInvalidParameter;
|
|
|
|
/* we must to set state to breaking and later retore the old one */
|
|
lsstateOld = plssubl->plsc->lsstate;
|
|
plssubl->plsc->lsstate = LsStateBreaking;
|
|
|
|
lserr = FindPrevBreakSublineCore(plssubl, fFirstSubline, cpTruncate, urColumnMax,
|
|
pfSuccessful, pcpBreak, pobjdimSubline, pbkpos);
|
|
|
|
plssubl->plsc->lsstate = lsstateOld;
|
|
|
|
return lserr;
|
|
}
|
|
|
|
/* ---------------------------------------------------------------------- */
|
|
|
|
/* L S F I N D N E X T B R E A K S U B L I N E*/
|
|
/*----------------------------------------------------------------------------
|
|
%%Function: LsFindNextBreakSubline
|
|
%%Contact: igorzv
|
|
Parameters:
|
|
plssubl - (IN) subline context
|
|
fFirstSubline - (IN) to apply rules for first character to the first character of
|
|
this subline
|
|
cpTruncate - (IN) truncation point
|
|
urColumnMax - (IN) right margin
|
|
pfSuccessful - (OUT) do we find break?
|
|
pcpBreak - (OUT) position of break
|
|
pobjdimSubline - (OUT) objdim from begining of the subline up to break
|
|
pbkpos - (OUT) Before/Inside/After
|
|
|
|
----------------------------------------------------------------------------*/
|
|
LSERR WINAPI LsFindNextBreakSubline(PLSSUBL plssubl, BOOL fFirstSubline, LSCP cpTruncate,
|
|
long urColumnMax, BOOL* pfSuccessful, LSCP* pcpBreak,
|
|
POBJDIM pobjdimSubline, BRKPOS* pbkpos)
|
|
{
|
|
LSERR lserr;
|
|
LSSTATE lsstateOld;
|
|
|
|
if (!FIsLSSUBL(plssubl)) return lserrInvalidParameter;
|
|
|
|
/* we must to set state to breaking and later retore the old one */
|
|
lsstateOld = plssubl->plsc->lsstate;
|
|
plssubl->plsc->lsstate = LsStateBreaking;
|
|
|
|
lserr = FindNextBreakSublineCore(plssubl, fFirstSubline, cpTruncate, urColumnMax,
|
|
pfSuccessful, pcpBreak, pobjdimSubline, pbkpos);
|
|
|
|
plssubl->plsc->lsstate = lsstateOld;
|
|
|
|
return lserr;
|
|
}
|
|
|
|
/* ---------------------------------------------------------------------- */
|
|
|
|
/* L S F O R C E B R E A K S U B L I N E*/
|
|
/*----------------------------------------------------------------------------
|
|
%%Function: LsForceBreakSubline
|
|
%%Contact: igorzv
|
|
Parameters:
|
|
plssubl - (IN) subline context
|
|
fFirstSubline - (IN) to apply rules for first character to the first character of
|
|
this subline
|
|
cpTruncate - (IN) truncation point
|
|
urColumnMax - (IN) right margin
|
|
pcpBreak - (OUT) position of break
|
|
pobjdimSubline - (OUT) objdim from begining of the subline up to break
|
|
pbkpos - (OUT) Before/Inside/After
|
|
|
|
----------------------------------------------------------------------------*/
|
|
|
|
LSERR WINAPI LsForceBreakSubline(PLSSUBL plssubl, BOOL fFirstSubline, LSCP cpTruncate,
|
|
long urColumnMax, LSCP* pcpBreak,
|
|
POBJDIM pobjdimSubline, BRKPOS* pbkpos)
|
|
{
|
|
LSERR lserr;
|
|
LSSTATE lsstateOld;
|
|
|
|
if (!FIsLSSUBL(plssubl)) return lserrInvalidParameter;
|
|
|
|
/* we must to set state to breaking and later retore the old one */
|
|
lsstateOld = plssubl->plsc->lsstate;
|
|
plssubl->plsc->lsstate = LsStateBreaking;
|
|
|
|
lserr = ForceBreakSublineCore(plssubl, fFirstSubline, cpTruncate, urColumnMax,
|
|
pcpBreak, pobjdimSubline, pbkpos);
|
|
|
|
plssubl->plsc->lsstate = lsstateOld;
|
|
|
|
return lserr;
|
|
}
|
|
|
|
|
|
/* ---------------------------------------------------------------------- */
|
|
|
|
/* L S S E T B R E A K S U B L I N E*/
|
|
/*----------------------------------------------------------------------------
|
|
%%Function: LsSetBreakSubline
|
|
%%Contact: igorzv
|
|
Parameters:
|
|
plssubl - (IN) subline context
|
|
brkkind, - (IN) Prev/Next/Force/Imposed
|
|
breakrecMaxCurrent - (IN) size of array
|
|
pbreakrecCurrent - (OUT) array of break records
|
|
pbreakrecMacCurrent - (OUT) number of used elements of the array
|
|
|
|
----------------------------------------------------------------------------*/
|
|
LSERR WINAPI LsSetBreakSubline(PLSSUBL plssubl, BRKKIND brkkind, DWORD breakrecMaxCurrent,
|
|
BREAKREC* pbreakrecCurrent,
|
|
DWORD* pbreakrecMacCurrent)
|
|
|
|
{
|
|
LSERR lserr;
|
|
LSSTATE lsstateOld;
|
|
|
|
if (!FIsLSSUBL(plssubl)) return lserrInvalidParameter;
|
|
|
|
/* we must to set state to breaking and later retore the old one */
|
|
lsstateOld = plssubl->plsc->lsstate;
|
|
plssubl->plsc->lsstate = LsStateBreaking;
|
|
|
|
lserr = SetBreakSublineCore(plssubl, brkkind, breakrecMaxCurrent,
|
|
pbreakrecCurrent, pbreakrecMacCurrent);
|
|
|
|
plssubl->plsc->lsstate = lsstateOld;
|
|
|
|
return lserr;
|
|
}
|
|
|
|
/* ---------------------------------------------------------------------- */
|
|
|
|
/* L S D E S T R O Y S U B L I N E*/
|
|
/*----------------------------------------------------------------------------
|
|
%%Function: LsDestroySubline
|
|
%%Contact: igorzv
|
|
Parameters:
|
|
plssubl - (IN) subline context
|
|
|
|
----------------------------------------------------------------------------*/
|
|
|
|
LSERR WINAPI LsDestroySubline(PLSSUBL plssubl)
|
|
{
|
|
PLSC plsc;
|
|
if (!FIsLSSUBL(plssubl)) return lserrInvalidParameter;
|
|
|
|
plsc = plssubl->plsc;
|
|
Assert(FIsLSC(plsc));
|
|
|
|
return DestroySublineCore(plssubl,&plsc->lscbk, plsc->pols,
|
|
&plsc->lsiobjcontext, plsc->fDontReleaseRuns);
|
|
}
|
|
|
|
|
|
/* ---------------------------------------------------------------------- */
|
|
|
|
/* L S M A T C H P R E S S U B L I N E*/
|
|
/*----------------------------------------------------------------------------
|
|
%%Function: LsMatchPresSubline
|
|
%%Contact: igorzv
|
|
Parameters:
|
|
plssubl - (IN) subline context
|
|
|
|
----------------------------------------------------------------------------*/
|
|
LSERR WINAPI LsMatchPresSubline(PLSSUBL plssubl)
|
|
{
|
|
if (!FIsLSSUBL(plssubl)) return lserrInvalidParameter;
|
|
|
|
return MatchPresSubline(plssubl);
|
|
}
|
|
|
|
|
|
/* ---------------------------------------------------------------------- */
|
|
|
|
/* L S E X P A N D S U B L I N E*/
|
|
/*----------------------------------------------------------------------------
|
|
%%Function: LsExpandSubline
|
|
%%Contact: igorzv
|
|
Parameters:
|
|
plssubl - (IN) subline context
|
|
lskjust - (IN) justification type
|
|
dup - (IN) amount to expand
|
|
|
|
----------------------------------------------------------------------------*/
|
|
LSERR WINAPI LsExpandSubline(PLSSUBL plssubl, LSKJUST lskjust, long dup)
|
|
{
|
|
if (!FIsLSSUBL(plssubl)) return lserrInvalidParameter;
|
|
|
|
return AdjustSubline(plssubl, lskjust, dup, DO_EXPANSION);
|
|
}
|
|
|
|
|
|
/* ---------------------------------------------------------------------- */
|
|
|
|
/* L S C O M P R E S S S U B L I N E*/
|
|
/*----------------------------------------------------------------------------
|
|
%%Function: LsCompressSubline
|
|
%%Contact: igorzv
|
|
Parameters:
|
|
plssubl - (IN) subline context
|
|
lskjust - (IN) justification type
|
|
dup - (IN) amount to compress
|
|
|
|
----------------------------------------------------------------------------*/
|
|
LSERR WINAPI LsCompressSubline(PLSSUBL plssubl, LSKJUST lskjust, long dup)
|
|
{
|
|
if (!FIsLSSUBL(plssubl)) return lserrInvalidParameter;
|
|
|
|
return AdjustSubline(plssubl, lskjust, dup, DO_COMPRESSION);
|
|
}
|
|
|
|
|
|
/* ---------------------------------------------------------------------- */
|
|
|
|
/* L S G E T S P E C I A L E F F E C T S S U B L I N E*/
|
|
/*----------------------------------------------------------------------------
|
|
%%Function: LsGetSpecialEffectsSubline
|
|
%%Contact: igorzv
|
|
Parameters:
|
|
plssubl - (IN) subline context
|
|
pfSpecialEffects - (OUT)special effects
|
|
|
|
----------------------------------------------------------------------------*/
|
|
LSERR WINAPI LsGetSpecialEffectsSubline(PLSSUBL plssubl, UINT* pfSpecialEffects)
|
|
{
|
|
if (!FIsLSSUBL(plssubl)) return lserrInvalidParameter;
|
|
|
|
return GetSpecialEffectsSublineCore(plssubl, &(plssubl->plsc->lsiobjcontext),
|
|
pfSpecialEffects);
|
|
}
|
|
|
|
|
|
/* ---------------------------------------------------------------------- */
|
|
|
|
/* L S S Q U E E Z E S U B L I N E*/
|
|
/*----------------------------------------------------------------------------
|
|
%%Function: LsSqueezeSubline
|
|
%%Contact: igorzv
|
|
Parameters:
|
|
plssubl - (IN) subline context
|
|
durTarget - (IN) target width of subline
|
|
pfSuccessful - (OUT)do we achieve the goal
|
|
pdurExtra - (OUT)if nof successful, extra dur we have from the goal
|
|
|
|
----------------------------------------------------------------------------*/
|
|
LSERR WINAPI LsSqueezeSubline(
|
|
PLSSUBL plssubl, /* IN: subline context */
|
|
long durTarget, /* IN: durTarget */
|
|
BOOL* pfSuccessful, /* OUT: fSuccessful? */
|
|
long* pdurExtra) /* OUT: if nof successful,
|
|
extra dur */
|
|
|
|
{
|
|
LSERR lserr;
|
|
LSSTATE lsstateOld;
|
|
|
|
if (!FIsLSSUBL(plssubl)) return lserrInvalidParameter;
|
|
|
|
/* we must to set state to breaking and later retore the old one */
|
|
lsstateOld = plssubl->plsc->lsstate;
|
|
plssubl->plsc->lsstate = LsStateBreaking;
|
|
|
|
lserr = SqueezeSublineCore(plssubl, durTarget, pfSuccessful, pdurExtra);
|
|
|
|
plssubl->plsc->lsstate = lsstateOld;
|
|
|
|
return lserr;
|
|
}
|