wordrec/split.h

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00001 
00020 #ifndef SPLIT_H
00021 #define SPLIT_H
00022 
00023 /*----------------------------------------------------------------------
00024               I n c l u d e s
00025 ----------------------------------------------------------------------*/
00026 #include "tessclas.h"
00027 #include "oldlist.h"
00028 
00029 /*----------------------------------------------------------------------
00030               T y p e s
00031 ----------------------------------------------------------------------*/
00040 typedef struct split_record
00041 {
00042   EDGEPT *point1;
00043   EDGEPT *point2;
00044 } SPLIT;
00045 
00050 typedef LIST SPLITS;
00051 
00052 /*----------------------------------------------------------------------
00053               V a r i a b l e s
00054 ----------------------------------------------------------------------*/
00055 extern int display_splits;
00056 
00057 /*----------------------------------------------------------------------
00058               M a c r o s
00059 ----------------------------------------------------------------------*/
00060 /* ================== */
00065 #define clone_split(dest,source)                               \
00066 if (source)                                                  \
00067    (dest) = new_split ((source)->point1, (source)->point2);  \
00068 else                                                         \
00069    (dest) = (SPLIT*) NULL                                    \
00070 
00071 
00072 /*----------------------------------------------------------------------
00073               F u n c t i o n s
00074 ----------------------------------------------------------------------*/
00075 void init_splitter_vars(); 
00076 
00077 void delete_split(SPLIT *split); 
00078 
00079 EDGEPT *make_edgept(int x, int y, EDGEPT *next, EDGEPT *prev); 
00080 
00081 SPLIT *new_split(EDGEPT *point1, EDGEPT *point2); 
00082 
00083 void print_split(SPLIT *split); 
00084 
00085 void split_outline(EDGEPT *join_point1, EDGEPT *join_point2); 
00086 
00087 void unsplit_outlines(EDGEPT *p1, EDGEPT *p2); 
00088 
00089 /*
00090 #if defined(__STDC__) || defined(__cplusplus)
00091 # define _ARGS(s) s
00092 #else
00093 # define _ARGS(s) ()
00094 #endif*/
00095 
00096 /* split.c
00097 void init_splitter_vars
00098   _ARGS((void));
00099 
00100 void delete_split
00101   _ARGS((SPLIT *split));
00102 
00103 SPLIT *new_split
00104   _ARGS((EDGEPT *point1,
00105   EDGEPT *point2));
00106 
00107 void print_split
00108   _ARGS((SPLIT *split));
00109 
00110 void split_outline
00111   _ARGS((EDGEPT *join_point1,
00112   EDGEPT *join_point2));
00113 
00114 void unsplit_outlines
00115   _ARGS((EDGEPT *p1,
00116   EDGEPT *p2));
00117 
00118 #undef _ARGS
00119 */
00120 #endif

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