Refactored the MonochromeBitmapSource class hierarchy into LuminanceSource, Binarizer...

[zxing.git] / core / src / com / google / zxing / common / CroppedMonochromeBitmapSource.java

diff --git a/core/src/com/google/zxing/common/CroppedMonochromeBitmapSource.java b/core/src/com/google/zxing/common/CroppedMonochromeBitmapSource.java
deleted file mode 100644 (file)
index 72c3ec2..0000000
--- a/core/src/com/google/zxing/common/CroppedMonochromeBitmapSource.java
+++ /dev/null
@@ -1,114 +0,0 @@
-/*
- * Copyright 2009 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.common;
-
-import com.google.zxing.BlackPointEstimationMethod;
-import com.google.zxing.MonochromeBitmapSource;
-import com.google.zxing.ReaderException;
-
-/**
- * Encapulates a cropped region of another {@link MonochromeBitmapSource}.
- *
- * @author Sean Owen
- */
-public final class CroppedMonochromeBitmapSource implements MonochromeBitmapSource {
-
-  private final MonochromeBitmapSource delegate;
-  private final int left;
-  private final int top;
-  private final int right;
-  private final int bottom;
-
-  /**
-   * Creates an instance that uses only a region of the given image as a source of pixels to decode.
-   *
-   * @param delegate image to decode a region of
-   * @param left x coordinate of leftmost pixels to decode
-   * @param top y coordinate of topmost pixels to decode
-   * @param right one more than the x coordinate of rightmost pixels to decode, i.e. we will decode
-   *  pixels whose x coordinate is in [left,right)
-   * @param bottom likewise, one more than the y coordinate of the bottommost pixels to decode
-   */
-  public CroppedMonochromeBitmapSource(MonochromeBitmapSource delegate,
-                                       int left, int top, int right, int bottom) {
-    this.delegate = delegate;
-    this.left = left;
-    this.top = top;
-    this.right = right;
-    this.bottom = bottom;
-  }
-
-  public boolean isBlack(int x, int y) {
-    return delegate.isBlack(left + x, top + y);
-  }
-
-  public BitArray getBlackRow(int y, BitArray row, int startX, int getWidth) {
-    return delegate.getBlackRow(top + y, row, left + startX, getWidth);
-  }
-
-  public BitArray getBlackColumn(int x, BitArray column, int startY, int getHeight) {
-    return delegate.getBlackColumn(left + x, column, top + startY, getHeight);
-  }
-
-  public int getHeight() {
-    return bottom - top;
-  }
-
-  public int getWidth() {
-    return right - left;
-  }
-
-  public BitArray getBlackDiagonal(int x, int y, int dx, int dy, BitArray diagonal, int size) {
-    return delegate.getBlackDiagonal(left + x, top + y, dx, dy, diagonal, size);
-  }
-
-  public void estimateBlackPoint(BlackPointEstimationMethod method, int argument)
-      throws ReaderException {
-    // Hmm, the delegate will probably base this on the whole image though...
-    delegate.estimateBlackPoint(method, argument);
-  }
-
-  public BlackPointEstimationMethod getLastEstimationMethod() {
-    return delegate.getLastEstimationMethod();
-  }
-
-  public MonochromeBitmapSource rotateCounterClockwise() {
-    MonochromeBitmapSource rotated = delegate.rotateCounterClockwise();
-    return new CroppedMonochromeBitmapSource(rotated,
-                                             top,
-                                             delegate.getWidth() - right,
-                                             bottom,
-                                             delegate.getWidth() - left);
-  }
-
-  public boolean isRotateSupported() {
-    return delegate.isRotateSupported();
-  }
-
-  public int getLuminance(int x, int y) {
-    return delegate.getLuminance(x, y);
-  }
-
-  public int[] getLuminanceRow(int y, int[] row) {
-    return delegate.getLuminanceRow(y, row);
-  }
-
-  public int[] getLuminanceColumn(int x, int[] column) {
-    return delegate.getLuminanceColumn(x, column);
-  }
-
-}