tesseract/ccmain/werdit.h
2007-03-07 20:03:40 +00:00

68 lines
2.3 KiB
C++

/**********************************************************************
* File: wordit.c
* Description: An iterator for passing over all the words in a document.
* Author: Ray Smith
* Created: Mon Apr 27 08:51:22 BST 1992
*
* (C) Copyright 1992, Hewlett-Packard Ltd.
** 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 WERDIT_H
#define WERDIT_H
#include "varable.h"
#include "ocrblock.h"
#include "notdll.h"
class WERDIT
{
public:
WERDIT() {
} //empty contructor
WERDIT( //empty contructor
BLOCK_LIST *blocklist) { //blocks on page
start_page(blocklist); //ready to scan
}
void start_page( //get ready
BLOCK_LIST *blocklist); //blocks on page
WERD *forward(); //get next word
WERD *next_word() { //get next word
return word_it.data (); //already at next
}
ROW *row() { //get current row
return word_it.cycled_list ()? NULL : row_it.data ();
}
ROW *next_row() { //get next row
return row_it.data_relative (1);
}
BLOCK *block() { //get current block
return block_it.data ();
}
private:
BLOCK_IT block_it; //iterators
ROW_IT row_it;
WERD_IT word_it;
};
//extern BOOL_VAR_H(wordit_linearc,FALSE,"Pass poly of linearc to Tess");
WERD *make_pseudo_word( //make fake word
BLOCK_LIST *block_list, //blocks to check //block of selection
BOX &selection_box,
BLOCK *&pseudo_block,
ROW *&pseudo_row //row of selection
);
#endif