mirror of
https://github.com/tesseract-ocr/tesseract.git
synced 2024-12-21 05:21:35 +08:00
570af48b8b
git-svn-id: https://tesseract-ocr.googlecode.com/svn/trunk@87 d0cd1f9f-072b-0410-8dd7-cf729c803f20
125 lines
4.7 KiB
C
125 lines
4.7 KiB
C
/* -*-C-*-
|
|
********************************************************************************
|
|
*
|
|
* File: hyphen.h (Formerly hyphen.h)
|
|
* Description:
|
|
* Author: Mark Seaman, SW Productivity
|
|
* Created: Fri Oct 16 14:37:00 1987
|
|
* Modified: Mon Jan 14 17:52:50 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 HYPHEN_H
|
|
#define HYPHEN_H
|
|
|
|
/*----------------------------------------------------------------------
|
|
I n c l u d e s
|
|
----------------------------------------------------------------------*/
|
|
#include "choices.h"
|
|
#include "emalloc.h"
|
|
|
|
/*----------------------------------------------------------------------
|
|
V a r i a b l e s
|
|
----------------------------------------------------------------------*/
|
|
extern int last_word_on_line;
|
|
extern char *hyphen_string;
|
|
extern char *hyphen_unichar_lengths;
|
|
extern int *hyphen_unichar_offsets;
|
|
extern float hyphen_rating;
|
|
extern int hyphen_state;
|
|
|
|
/*----------------------------------------------------------------------
|
|
M a c r o s
|
|
----------------------------------------------------------------------*/
|
|
/**********************************************************************
|
|
* set_last_word
|
|
*
|
|
* Set the flag that indicated that this is the last word on a line.
|
|
**********************************************************************/
|
|
|
|
#define set_last_word() \
|
|
last_word_on_line = TRUE
|
|
|
|
/**********************************************************************
|
|
* reset_hyphen_word
|
|
*
|
|
* Erase the hyphenation word that my have been stored at this location.
|
|
**********************************************************************/
|
|
|
|
#define reset_hyphen_word() \
|
|
if (last_word_on_line == FALSE) { \
|
|
if (hyphen_string) strfree (hyphen_string); \
|
|
if (hyphen_unichar_lengths) strfree (hyphen_unichar_lengths); \
|
|
if (hyphen_unichar_offsets) Efree (hyphen_unichar_offsets); \
|
|
hyphen_string = NULL; \
|
|
hyphen_unichar_lengths = NULL; \
|
|
hyphen_unichar_offsets = NULL; \
|
|
hyphen_rating = MAX_FLOAT32; \
|
|
hyphen_state = 0; \
|
|
} \
|
|
|
|
|
|
/**********************************************************************
|
|
* reset_last_word
|
|
*
|
|
* Reset the flag that indicated that this is the last word on a line.
|
|
**********************************************************************/
|
|
|
|
#define reset_last_word() \
|
|
last_word_on_line = FALSE
|
|
|
|
/**********************************************************************
|
|
* is_last_word
|
|
*
|
|
* Test the flag that indicated that this is the last word on a line.
|
|
**********************************************************************/
|
|
|
|
#define is_last_word() \
|
|
(last_word_on_line)
|
|
|
|
/**********************************************************************
|
|
* hyphen_base_size
|
|
*
|
|
* Size of the base word (the part on the line before) of a hyphenated
|
|
* coumpound word.
|
|
**********************************************************************/
|
|
|
|
#define hyphen_base_size() \
|
|
((! is_last_word () && hyphen_string) ? \
|
|
(strlen (hyphen_unichar_lengths)) : \
|
|
(0)) \
|
|
|
|
|
|
/**********************************************************************
|
|
* hyphen_tail
|
|
*
|
|
* Return the a pointer to the part of the word that was not on the
|
|
* previous line. This routine is used for words that were split
|
|
* between lines and hyphenated.
|
|
**********************************************************************/
|
|
|
|
#define hyphen_tail(word) \
|
|
(&word[hyphen_base_size() > 0 ? \
|
|
(hyphen_unichar_offsets[hyphen_base_size() - 1] + \
|
|
hyphen_unichar_lengths[hyphen_base_size() - 1]) : 0]) \
|
|
|
|
/*----------------------------------------------------------------------
|
|
Public Function Prototypes
|
|
----------------------------------------------------------------------*/
|
|
void set_hyphen_word(char *word, char *unichar_lengths, int *unichar_offsets,
|
|
float rating, int state);
|
|
#endif
|