2 * SGI FREE SOFTWARE LICENSE B (Version 2.0, Sept. 18, 2008)
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44 { /* a linked list of jordan arcs */
46 Arc_ptr head
;/*first arc on list */
47 Arc_ptr current
; /* current arc on list */
51 inline Arc_ptr
firstarc( void );
52 inline Arc_ptr
nextarc( void );
53 inline Arc_ptr
removearc( void );
54 inline int isnonempty( void ) { return (head
? 1 : 0); }
55 inline void addarc( Arc_ptr
);
56 void remove_this_arc( Arc_ptr
);
60 void show( const char * );
61 void listBezier( void );
64 /*----------------------------------------------------------------------------
65 * Bin::addarc - add an Arc_ptr to head of linked list of Arc_ptr
66 *----------------------------------------------------------------------------
70 Bin::addarc( Arc_ptr jarc
)
76 /*----------------------------------------------------------------------------
77 * Bin::removearc - remove first Arc_ptr from bin
78 *----------------------------------------------------------------------------
82 Bin::removearc( void )
86 if( jarc
) head
= jarc
->link
;
91 /*----------------------------------------------------------------------------
92 * BinIter::nextarc - return current arc in bin and advance pointer to next arc
93 *----------------------------------------------------------------------------
99 Arc_ptr jarc
= current
;
102 assert( jarc
->check() != 0 );
105 if( jarc
) current
= jarc
->link
;
109 /*----------------------------------------------------------------------------
110 * BinIter::firstarc - set current arc to first arc of bin advance to next arc
111 *----------------------------------------------------------------------------
115 Bin::firstarc( void )
121 #endif /* __glubin_h_ */