void scContUnit::Unlink( )
{
scContUnit* lastPara;
scContUnit* nextPara;
// mark all the lines of the paragraph as being invalid
Deformat( );
lastPara = GetPrev();
nextPara = GetNext();
if ( lastPara )
lastPara->SetNext( nextPara );
else {
// this is the first paragraph in the stream and we must let
// the columns know that the head of the stream has changed
//
GetStream()->ResetStream( (scStream*)nextPara );
}
if ( nextPara )
nextPara->SetPrev( lastPara );
SetPrev( NULL );
SetNext( NULL );
}
scContUnit::scContUnit( TypeSpec& spec,
scContUnit* prevPara,
long count ) :
fFirstline( 0 ),
fParaCount( 0 ),
fSpecRun( spec ),
defspec_( spec )
#ifdef _RUBI_SUPPORT
, fRubiArray( 0 )
#endif
{
#if SCDEBUG > 1
fReformatEvent = 0;
#endif
try {
SetCount( count );
Mark( scRETABULATE );
if ( prevPara )
prevPara->SetNext( this );
SetPrev( prevPara );
}
catch( ... ) {
delete this;
throw;
}
}
CObject::~CObject ()
{
if (Prev ())
Prev ()->SetNext (Next ());
if (Next ())
Next ()->SetPrev (Prev ());
SetPrev (NULL);
SetNext (NULL);
}
void scTBObj::Insert( scTBObj* next )
{
scTBObj* prev;
scAssert( this && next );
scAssert( Prev() == 0 && Next() == 0 );
if ( ( prev = next->Prev() ) != 0 ) {
SetPrev( prev );
prev->SetNext( this );
}
next->SetPrev( this );
SetNext( next );
}
void scTBObj::Unlink( )
{
scTBObj* prev;
scTBObj* next;
prev = Prev();
next = Next();
if ( prev )
prev->SetNext( next );
if ( next )
next->SetPrev( prev );
SetPrev( 0 );
SetNext( 0 );
}
/* instantiate a new line and initialize to the passed in parameters */
scTextline::scTextline( scContUnit* p,
scColumn* col,
scTextline* prev ) :
fPara( p ),
fStartOffset( 0 ),
fEndOffset( 0 ),
fColumn( col ),
fOrigin( 0, 0 ),
fVJOffset( 0 ),
fLength( 0 ),
fCursorY1( 0 ),
fCursorY2( 0 ),
fMaxLeadSpec( 0 ),
fMaxLead( 0 ),
fLineCount( 0 ),
fLspAdjustment( 0 )
{
SetPrev( prev );
if ( prev )
prev->SetNext( this );
else if ( col ) // this has no antecedent so lets set it to the column
col->SetFirstline( this );
}
CObject::CObject ()
{
SetPrev (NULL);
SetNext (NULL);
}