From ccb462e94fffea71649e93dd4d91ef3748f5c726 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Dominik=20Sch=C3=BCrmann?= <dominik@dominikschuermann.de>
Date: Mon, 6 Jan 2014 22:52:45 +0100
Subject: externalize zxing lib, fix gradle build

---
 .../com/google/zxing/qrcode/decoder/DataMask.java  | 155 ---------------------
 1 file changed, 155 deletions(-)
 delete mode 100644 OpenPGP-Keychain/src/com/google/zxing/qrcode/decoder/DataMask.java

(limited to 'OpenPGP-Keychain/src/com/google/zxing/qrcode/decoder/DataMask.java')

diff --git a/OpenPGP-Keychain/src/com/google/zxing/qrcode/decoder/DataMask.java b/OpenPGP-Keychain/src/com/google/zxing/qrcode/decoder/DataMask.java
deleted file mode 100644
index d29dbd47f..000000000
--- a/OpenPGP-Keychain/src/com/google/zxing/qrcode/decoder/DataMask.java
+++ /dev/null
@@ -1,155 +0,0 @@
-/*
- * Copyright 2007 ZXing authors
- *
- * 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.
- */
-
-package com.google.zxing.qrcode.decoder;
-
-import com.google.zxing.common.BitMatrix;
-
-/**
- * <p>Encapsulates data masks for the data bits in a QR code, per ISO 18004:2006 6.8. Implementations
- * of this class can un-mask a raw BitMatrix. For simplicity, they will unmask the entire BitMatrix,
- * including areas used for finder patterns, timing patterns, etc. These areas should be unused
- * after the point they are unmasked anyway.</p>
- *
- * <p>Note that the diagram in section 6.8.1 is misleading since it indicates that i is column position
- * and j is row position. In fact, as the text says, i is row position and j is column position.</p>
- *
- * @author Sean Owen
- */
-abstract class DataMask {
-
-  /**
-   * See ISO 18004:2006 6.8.1
-   */
-  private static final DataMask[] DATA_MASKS = {
-      new DataMask000(),
-      new DataMask001(),
-      new DataMask010(),
-      new DataMask011(),
-      new DataMask100(),
-      new DataMask101(),
-      new DataMask110(),
-      new DataMask111(),
-  };
-
-  private DataMask() {
-  }
-
-  /**
-   * <p>Implementations of this method reverse the data masking process applied to a QR Code and
-   * make its bits ready to read.</p>
-   *
-   * @param bits representation of QR Code bits
-   * @param dimension dimension of QR Code, represented by bits, being unmasked
-   */
-  final void unmaskBitMatrix(BitMatrix bits, int dimension) {
-    for (int i = 0; i < dimension; i++) {
-      for (int j = 0; j < dimension; j++) {
-        if (isMasked(i, j)) {
-          bits.flip(j, i);
-        }
-      }
-    }
-  }
-
-  abstract boolean isMasked(int i, int j);
-
-  /**
-   * @param reference a value between 0 and 7 indicating one of the eight possible
-   * data mask patterns a QR Code may use
-   * @return DataMask encapsulating the data mask pattern
-   */
-  static DataMask forReference(int reference) {
-    if (reference < 0 || reference > 7) {
-      throw new IllegalArgumentException();
-    }
-    return DATA_MASKS[reference];
-  }
-
-  /**
-   * 000: mask bits for which (x + y) mod 2 == 0
-   */
-  private static class DataMask000 extends DataMask {
-    boolean isMasked(int i, int j) {
-      return ((i + j) & 0x01) == 0;
-    }
-  }
-
-  /**
-   * 001: mask bits for which x mod 2 == 0
-   */
-  private static class DataMask001 extends DataMask {
-    boolean isMasked(int i, int j) {
-      return (i & 0x01) == 0;
-    }
-  }
-
-  /**
-   * 010: mask bits for which y mod 3 == 0
-   */
-  private static class DataMask010 extends DataMask {
-    boolean isMasked(int i, int j) {
-      return j % 3 == 0;
-    }
-  }
-
-  /**
-   * 011: mask bits for which (x + y) mod 3 == 0
-   */
-  private static class DataMask011 extends DataMask {
-    boolean isMasked(int i, int j) {
-      return (i + j) % 3 == 0;
-    }
-  }
-
-  /**
-   * 100: mask bits for which (x/2 + y/3) mod 2 == 0
-   */
-  private static class DataMask100 extends DataMask {
-    boolean isMasked(int i, int j) {
-      return (((i >>> 1) + (j /3)) & 0x01) == 0;
-    }
-  }
-
-  /**
-   * 101: mask bits for which xy mod 2 + xy mod 3 == 0
-   */
-  private static class DataMask101 extends DataMask {
-    boolean isMasked(int i, int j) {
-      int temp = i * j;
-      return (temp & 0x01) + (temp % 3) == 0;
-    }
-  }
-
-  /**
-   * 110: mask bits for which (xy mod 2 + xy mod 3) mod 2 == 0
-   */
-  private static class DataMask110 extends DataMask {
-    boolean isMasked(int i, int j) {
-      int temp = i * j;
-      return (((temp & 0x01) + (temp % 3)) & 0x01) == 0;
-    }
-  }
-
-  /**
-   * 111: mask bits for which ((x+y)mod 2 + xy mod 3) mod 2 == 0
-   */
-  private static class DataMask111 extends DataMask {
-    boolean isMasked(int i, int j) {
-      return ((((i + j) & 0x01) + ((i * j) % 3)) & 0x01) == 0;
-    }
-  }
-}
-- 
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