182 lines
5.3 KiB
C
182 lines
5.3 KiB
C
#ifndef LSC_DEFINED
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#define LSC_DEFINED
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#include "lsidefs.h"
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#include "plsdnode.h"
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#include "plsline.h"
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#include "plssubl.h"
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#include "pqheap.h"
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#include "lsiocon.h"
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#include "lstbcon.h"
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#include "lscbk.h"
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#include "lsdocinf.h"
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#include "lschcon.h"
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#include "lsbrjust.h"
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typedef LSCHUNKCONTEXT LSCHUNKCONTEXTSTORAGE;
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#define tagLSC Tag('L','S','C',':')
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#define FIsLSC(p) FHasTag(p,tagLSC)
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enum LsState /* state and activity of Line Services */
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{
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LsStateNotReady, /* doc properties has not been set */
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LsStateFree, /* ready and are not involved in any activity */
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LsStateCreatingContext, /* LsCreatContext is working */
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LsStateDestroyingContext, /* LsDestroyContext is working */
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LsStateSettingDoc, /* LsSetDoc is working */
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LsStateFormatting, /* LsCreateLine (formating stage) is working */
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LsStateBreaking, /* LsCreateLine (breaking stage) is working */
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LsStateDestroyingLine, /* LsDestroyLine is working */
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LsStatePreparingForDisplay, /* PrepareLineForDisplayProc called from LsDisplay or queries is working */
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LsStateDisplaying, /* LsDisplayLine is working */
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LsStateQuerying, /* we are within one of queries */
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LsStateEnumerating /* LsEnumLine is working */
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};
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typedef enum LsState LSSTATE;
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typedef struct
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/* this contains information that is used during preparaning for display time */
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{
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BOOL fLineCompressed; /* default value is fFalse,
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is set to fTrue in breaking time if we apply compression to fit text into a line */
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BOOL fLineContainsAutoNumber;
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BOOL fUnderlineTrailSpacesRM; /* Underline trailing spaces until RM?*/
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BOOL fForgetLastTabAlignment; /* disregard dup of the last tab during center or right aligment
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if last tab is not left tab Word - bug compatibility */
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BOOL fNominalToIdealEncounted; /* nominal to ideal has been applied during formatting */
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BOOL fForeignObjectEncounted; /* object different from text happend during formatting */
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BOOL fTabEncounted; /* tab dnode was created during formatting */
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BOOL fNonLeftTabEncounted; /* tab dnode with non left tab stop was created */
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BOOL fSubmittedSublineEncounted; /* LsdnSubmitSublines was called during formatting */
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BOOL fAutodecimalTabPresent; /* there is autodecimal tab on this line */
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LSKJUST lskj; /* justification type */
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LSKALIGN lskalign; /* Alignment type */
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LSBREAKJUST lsbrj; /* break/justification behavior */
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long urLeftIndent; /* left indent */
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long urStartAutonumberingText; /* starting position of autonumbering text */
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long urStartMainText; /* starting position of text after autonumber */
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long urRightMarginJustify; /* right margin for justification */
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} LSADJUSTCONTEXT;
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typedef struct
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/* This structure contains information which is used for snap to grid allignment. Is not valid if snap to
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grid is off */
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{
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long urColumn; /* scaled to reference device value of uaColumn which has been passed to LsCreateLine */
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} LSGRIDTCONTEXT;
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typedef struct
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/* This structure contains current state of a formatting process. Good place for all information that is
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important only during formatting time */
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{
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PLSDNODE plsdnToFinish;
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PLSSUBL plssublCurrent;
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DWORD nDepthFormatLineCurrent;
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} LSLISTCONTEXT;
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struct lscontext
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{
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DWORD tag;
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POLS pols;
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LSCBK lscbk;
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BOOL fDontReleaseRuns;
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long cLinesActive;
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PLSLINE plslineCur;
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PLSLINE plslineDisplay; /* temporary */
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PQHEAP pqhLines;
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PQHEAP pqhAllDNodesRecycled;
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LSCHUNKCONTEXTSTORAGE lschunkcontextStorage; /* memory that is shared by all main sublines */
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LSSTATE lsstate;
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BOOL fIgnoreSplatBreak;
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BOOL fLimSplat; /* Splat to display at cpLimPara */
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BOOL fHyphenated; /* current line was ended by hyphen */
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BOOL fAdvanceBack; /* current line contains advance pen with negative move */
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DWORD grpfManager; /* Manager part of lsffi flags */
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long urRightMarginBreak;
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long lMarginIncreaseCoefficient; /* used for increasing right margin
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LONG_MIN means don't increase */
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long urHangingTab; /* used by autonumber */
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LSDOCINF lsdocinf;
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LSTABSCONTEXT lstabscontext;
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LSADJUSTCONTEXT lsadjustcontext;
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LSGRIDTCONTEXT lsgridcontext;
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LSLISTCONTEXT lslistcontext;
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LSIOBJCONTEXT lsiobjcontext; /* should be last*/
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};
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#define FDisplay(p) (Assert(FIsLSC(p)), (p)->lsdocinf.fDisplay)
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#define FIsLSCBusy(p) (Assert(FIsLSC(p)), \
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!(((p)->lsstate == LsStateNotReady) || ((p)->lsstate == LsStateFree)))
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#define FFormattingAllowed(p) (Assert(FIsLSC(p)), (p)->lsstate == LsStateFormatting)
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#define FBreakingAllowed(p) (Assert(FIsLSC(p)), (p)->lsstate == LsStateBreaking)
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#define FWorkWithCurrentLine(plsc) (Assert(FIsLSC(plsc)), \
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((plsc)->lsstate == LsStateFormatting || \
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(plsc)->lsstate == LsStateBreaking || \
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(plsc)->lsstate == LsStatePreparingForDisplay))
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#define FBreakthroughLine(plsc) ((plsc)->plslineCur->lslinfo.fTabInMarginExLine)
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#define GetPqhAllDNodes(plsc) ((plsc)->plslineCur->pqhAllDNodes)
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#ifdef DEBUG
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/* this function verify that nobody spoiled context */
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BOOL FIsLsContextValid(PLSC plsc);
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#endif
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#endif /* LSC_DEFINED */
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