Mercurial > hgrepos > Python2 > PyMuPDF

annotate mupdf-source/thirdparty/tesseract/src/textord/blobgrid.cpp @ 2:b50eed0cc0ef upstream

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ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4. The directory name has changed: no version number in the expanded directory now.
author Franz Glasner <fzglas.hg@dom66.de>
date Mon, 15 Sep 2025 11:43:07 +0200
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1 ///////////////////////////////////////////////////////////////////////
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2 // File: blobgrid.cpp
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3 // Description: BBGrid of BLOBNBOX with useful BLOBNBOX-specific methods.
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4 // Copyright 2011 Google Inc. All Rights Reserved.
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5 // Author: rays@google.com (Ray Smith)
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6 // Created: Sat Jun 11 10:30:01 PST 2011
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7 //
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8 // Licensed under the Apache License, Version 2.0 (the "License");
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9 // you may not use this file except in compliance with the License.
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10 // You may obtain a copy of the License at
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11 // http://www.apache.org/licenses/LICENSE-2.0
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12 // Unless required by applicable law or agreed to in writing, software
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13 // distributed under the License is distributed on an "AS IS" BASIS,
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14 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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15 // See the License for the specific language governing permissions and
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16 // limitations under the License.
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17 //
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18 ///////////////////////////////////////////////////////////////////////
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20 #include "blobgrid.h"
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22 namespace tesseract {
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24 BlobGrid::BlobGrid(int gridsize, const ICOORD &bleft, const ICOORD &tright)
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25 : BBGrid<BLOBNBOX, BLOBNBOX_CLIST, BLOBNBOX_C_IT>(gridsize, bleft, tright) {}
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27 // Destructor.
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28 // It is defined here, so the compiler can create a single vtable
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29 // instead of weak vtables in every compilation unit.
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30 BlobGrid::~BlobGrid() = default;
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32 // Inserts all the blobs from the given list, with x and y spreading,
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33 // without removing from the source list, so ownership remains with the
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34 // source list.
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35 void BlobGrid::InsertBlobList(BLOBNBOX_LIST *blobs) {
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36 BLOBNBOX_IT blob_it(blobs);
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37 for (blob_it.mark_cycle_pt(); !blob_it.cycled_list(); blob_it.forward()) {
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38 BLOBNBOX *blob = blob_it.data();
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39 if (!blob->joined_to_prev()) {
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40 InsertBBox(true, true, blob);
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41 }
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42 }
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43 }
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45 } // namespace tesseract.