1 ///////////////////////////////////////////////////////////////////////
2 // File: blobgrid.cpp
3 // Description: BBGrid of BLOBNBOX with useful BLOBNBOX-specific methods.
4 // Copyright 2011 Google Inc. All Rights Reserved.
5 // Author: rays@google.com (Ray Smith)
6 // Created: Sat Jun 11 10:30:01 PST 2011
7 //
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 "blobgrid.h"
21
22 namespace tesseract {
23
BlobGrid(int gridsize,const ICOORD & bleft,const ICOORD & tright)24 BlobGrid::BlobGrid(int gridsize, const ICOORD &bleft, const ICOORD &tright)
25 : BBGrid<BLOBNBOX, BLOBNBOX_CLIST, BLOBNBOX_C_IT>(gridsize, bleft, tright) {}
26
27 // Destructor.
28 // It is defined here, so the compiler can create a single vtable
29 // instead of weak vtables in every compilation unit.
30 BlobGrid::~BlobGrid() = default;
31
32 // Inserts all the blobs from the given list, with x and y spreading,
33 // without removing from the source list, so ownership remains with the
34 // source list.
InsertBlobList(BLOBNBOX_LIST * blobs)35 void BlobGrid::InsertBlobList(BLOBNBOX_LIST *blobs) {
36 BLOBNBOX_IT blob_it(blobs);
37 for (blob_it.mark_cycle_pt(); !blob_it.cycled_list(); blob_it.forward()) {
38 BLOBNBOX *blob = blob_it.data();
39 if (!blob->joined_to_prev()) {
40 InsertBBox(true, true, blob);
41 }
42 }
43 }
44
45 } // namespace tesseract.
46