Many changes to the C++ port.

[zxing.git] / cpp / core / src / zxing / qrcode / detector / AlignmentPattern.cpp

diff --git a/cpp/core/src/zxing/qrcode/detector/AlignmentPattern.cpp b/cpp/core/src/zxing/qrcode/detector/AlignmentPattern.cpp
new file mode 100644 (file)
index 0000000..0f6ee59
--- /dev/null
+++ b/cpp/core/src/zxing/qrcode/detector/AlignmentPattern.cpp
@@ -0,0 +1,46 @@
+/*
+ *  AlignmentPattern.cpp
+ *  zxing
+ *
+ *  Created by Christian Brunschen on 13/05/2008.
+ *  Copyright 2008 ZXing authors All rights reserved.
+ *
+ * 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 <zxing/qrcode/detector/AlignmentPattern.h>
+
+namespace zxing {
+namespace qrcode {
+
+using namespace std;
+
+AlignmentPattern::AlignmentPattern(float posX, float posY, float estimatedModuleSize) :
+    posX_(posX), posY_(posY), estimatedModuleSize_(estimatedModuleSize) {
+}
+
+float AlignmentPattern::getX() {
+  return posX_;
+}
+
+float AlignmentPattern::getY() {
+  return posY_;
+}
+
+bool AlignmentPattern::aboutEquals(float moduleSize, float i, float j) {
+  return abs(i - posY_) <= moduleSize && abs(j - posX_) <= moduleSize && (abs(moduleSize - estimatedModuleSize_)
+         <= 1.0f || abs(moduleSize - estimatedModuleSize_) / estimatedModuleSize_ <= 0.1f);
+}
+
+}
+}