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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/BC_ResultPoint.h" | |
24 #include "xfa/src/fxbarcode/qrcode/BC_QRAlignmentPattern.h" | |
25 | |
26 CBC_QRAlignmentPattern::CBC_QRAlignmentPattern(FX_FLOAT posX, | |
27 FX_FLOAT posY, | |
28 FX_FLOAT estimateModuleSize) | |
29 : CBC_ResultPoint(posX, posY), m_moduleSize(estimateModuleSize) {} | |
30 CBC_QRAlignmentPattern::~CBC_QRAlignmentPattern() {} | |
31 FX_FLOAT CBC_QRAlignmentPattern::GetX() { | |
32 return m_x; | |
33 } | |
34 FX_FLOAT CBC_QRAlignmentPattern::GetY() { | |
35 return m_y; | |
36 } | |
37 FX_BOOL CBC_QRAlignmentPattern::AboutEquals(FX_FLOAT moduleSize, | |
38 FX_FLOAT i, | |
39 FX_FLOAT j) { | |
40 if ((FXSYS_fabs(i - GetY()) <= moduleSize) && | |
41 (FXSYS_fabs(j - GetX()) <= moduleSize)) { | |
42 FX_FLOAT moduleSizeDiff = FXSYS_fabs(moduleSize - m_moduleSize); | |
43 return (moduleSizeDiff <= 1.0f) || (moduleSizeDiff / m_moduleSize <= 1.0f); | |
44 } | |
45 return FALSE; | |
46 } | |
47 CBC_QRAlignmentPattern* CBC_QRAlignmentPattern::Clone() { | |
48 return new CBC_QRAlignmentPattern(m_x, m_y, m_moduleSize); | |
49 } | |
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