1// Copyright 2014 PDFium Authors. All rights reserved.
2// Use of this source code is governed by a BSD-style license that can be
3// found in the LICENSE file.
4
5// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
6// Original code is licensed as follows:
7/*
8 * Copyright 2007 ZXing authors
9 *
10 * Licensed under the Apache License, Version 2.0 (the "License");
11 * you may not use this file except in compliance with the License.
12 * You may obtain a copy of the License at
13 *
14 *      http://www.apache.org/licenses/LICENSE-2.0
15 *
16 * Unless required by applicable law or agreed to in writing, software
17 * distributed under the License is distributed on an "AS IS" BASIS,
18 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
19 * See the License for the specific language governing permissions and
20 * limitations under the License.
21 */
22
23#include "xfa/src/fxbarcode/barcode.h"
24#include "xfa/src/fxbarcode/BC_ResultPoint.h"
25#include "BC_QRFinderPattern.h"
26CBC_QRFinderPattern::CBC_QRFinderPattern(FX_FLOAT x,
27                                         FX_FLOAT posY,
28                                         FX_FLOAT estimatedModuleSize)
29    : CBC_ResultPoint(x, posY),
30      m_estimatedModuleSize(estimatedModuleSize),
31      m_count(1) {}
32CBC_QRFinderPattern::~CBC_QRFinderPattern() {
33  m_count = 0;
34  m_x = 0.0f;
35  m_y = 0.0f;
36  m_estimatedModuleSize = 0.0f;
37}
38CBC_QRFinderPattern* CBC_QRFinderPattern::Clone() {
39  CBC_QRFinderPattern* temp =
40      new CBC_QRFinderPattern(m_x, m_y, m_estimatedModuleSize);
41  temp->m_count = m_count;
42  return temp;
43}
44FX_FLOAT CBC_QRFinderPattern::GetEstimatedModuleSize() {
45  return m_estimatedModuleSize;
46}
47int32_t CBC_QRFinderPattern::GetCount() {
48  return m_count;
49}
50void CBC_QRFinderPattern::IncrementCount() {
51  m_count++;
52}
53FX_BOOL CBC_QRFinderPattern::AboutEquals(FX_FLOAT moduleSize,
54                                         FX_FLOAT i,
55                                         FX_FLOAT j) {
56  if ((fabs(i - GetY()) <= moduleSize) && (fabs(j - GetX()) <= moduleSize)) {
57    FX_FLOAT moduleSizeDiff = fabs(moduleSize - m_estimatedModuleSize);
58    return (moduleSizeDiff <= 1.0f) ||
59           (moduleSizeDiff / m_estimatedModuleSize <= 1.0f);
60  }
61  return false;
62}
63FX_FLOAT CBC_QRFinderPattern::GetX() {
64  return m_x;
65}
66FX_FLOAT CBC_QRFinderPattern::GetY() {
67  return m_y;
68}
69