tesseract/ccstruct/split.h

86 lines
3.1 KiB
C

/* -*-C-*-
********************************************************************************
*
* File: split.h (Formerly split.h)
* Description:
* Author: Mark Seaman, SW Productivity
* Created: Fri Oct 16 14:37:00 1987
* Modified: Mon May 13 10:49:23 1991 (Mark Seaman) marks@hpgrlt
* Language: C
* Package: N/A
* Status: Reusable Software Component
*
* (c) Copyright 1987, Hewlett-Packard Company.
** Licensed under the Apache License, Version 2.0 (the "License");
** you may not use this file except in compliance with the License.
** You may obtain a copy of the License at
** http://www.apache.org/licenses/LICENSE-2.0
** Unless required by applicable law or agreed to in writing, software
** distributed under the License is distributed on an "AS IS" BASIS,
** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
** See the License for the specific language governing permissions and
** limitations under the License.
*
*****************************************************************************/
#ifndef SPLIT_H
#define SPLIT_H
/*----------------------------------------------------------------------
I n c l u d e s
----------------------------------------------------------------------*/
#include "blobs.h"
#include "oldlist.h"
/*----------------------------------------------------------------------
T y p e s
----------------------------------------------------------------------*/
typedef struct split_record
{ /* SPLIT */
EDGEPT *point1;
EDGEPT *point2;
} SPLIT;
typedef LIST SPLITS; /* SPLITS */
/*----------------------------------------------------------------------
V a r i a b l e s
----------------------------------------------------------------------*/
extern BOOL_VAR_H(wordrec_display_splits, 0, "Display splits");
/*----------------------------------------------------------------------
M a c r o s
----------------------------------------------------------------------*/
/**********************************************************************
* clone_split
*
* Create a new split record and set the contents equal to the contents
* of this record.
**********************************************************************/
#define clone_split(dest,source) \
if (source) \
(dest) = new_split ((source)->point1, (source)->point2); \
else \
(dest) = (SPLIT*) NULL \
/*----------------------------------------------------------------------
F u n c t i o n s
----------------------------------------------------------------------*/
void delete_split(SPLIT *split);
EDGEPT *make_edgept(int x, int y, EDGEPT *next, EDGEPT *prev);
void remove_edgept(EDGEPT *point);
SPLIT *new_split(EDGEPT *point1, EDGEPT *point2);
void print_split(SPLIT *split);
void split_outline(EDGEPT *join_point1, EDGEPT *join_point2);
void unsplit_outlines(EDGEPT *p1, EDGEPT *p2);
#endif