tesseract  5.0.0-alpha-619-ge9db
pagewalk.cpp
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1 /**********************************************************************
2  * File: pagewalk.cpp (Formerly walkers.c)
3  * Description: Block list processors
4  * Author: Phil Cheatle
5  * Created: Thu Oct 10 16:25:24 BST 1991
6  *
7  * (C) Copyright 1991, Hewlett-Packard Ltd.
8  ** Licensed under the Apache License, Version 2.0 (the "License");
9  ** you may not use this file except in compliance with the License.
10  ** You may obtain a copy of the License at
11  ** http://www.apache.org/licenses/LICENSE-2.0
12  ** Unless required by applicable law or agreed to in writing, software
13  ** distributed under the License is distributed on an "AS IS" BASIS,
14  ** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15  ** See the License for the specific language governing permissions and
16  ** limitations under the License.
17  *
18  **********************************************************************/
19 
20 #include "pageres.h"
21 #include "tesseractclass.h"
22 
23 namespace tesseract {
31  PAGE_RES* page_res, // blocks to check
32  TBOX& selection_box,
33  bool (tesseract::Tesseract::* word_processor)(PAGE_RES_IT* pr_it)) {
34  for (PAGE_RES_IT page_res_it(page_res); page_res_it.word() != nullptr;
35  page_res_it.forward()) {
36  WERD* word = page_res_it.word()->word;
37  if (word->bounding_box().overlap(selection_box)) {
38  if (!(this->*word_processor)(&page_res_it))
39  return;
40  }
41  }
42 }
43 } // namespace tesseract
pageres.h
tesseractclass.h
WERD::bounding_box
TBOX bounding_box() const
Definition: werd.cpp:147
TBOX::overlap
bool overlap(const TBOX &box) const
Definition: rect.h:350
tesseract::Tesseract
Definition: tesseractclass.h:172
tesseract
Definition: baseapi.h:65
PAGE_RES_IT::word
WERD_RES * word() const
Definition: pageres.h:748
PAGE_RES
Definition: pageres.h:73
tesseract::Tesseract::process_selected_words
void process_selected_words(PAGE_RES *page_res, TBOX &selection_box, bool(tesseract::Tesseract::*word_processor)(PAGE_RES_IT *pr_it))
Definition: pagewalk.cpp:45
PAGE_RES_IT
Definition: pageres.h:668
WERD
Definition: werd.h:55
TBOX
Definition: rect.h:33