/********************************************************************** * File: pagewalk.cpp (Formerly walkers.c) * Description: Block list processors * Author: Phil Cheatle * Created: Thu Oct 10 16:25:24 BST 1991 * * (C) Copyright 1991, 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. * **********************************************************************/ #include "pageres.h" #include "tesseractclass.h" namespace tesseract { /** * @name process_selected_words() * * Walk the current block list applying the specified word processor function * to each word that overlaps the selection_box. */ void Tesseract::process_selected_words( PAGE_RES* page_res, // blocks to check TBOX & selection_box, BOOL8(tesseract::Tesseract::*word_processor)(PAGE_RES_IT* pr_it)) { for (PAGE_RES_IT page_res_it(page_res); page_res_it.word() != nullptr; page_res_it.forward()) { WERD* word = page_res_it.word()->word; if (word->bounding_box().overlap(selection_box)) { if (!(this->*word_processor)(&page_res_it)) return; } } } } // namespace tesseract