2 * Copyright 2007 Google Inc.
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
17 package com.google.zxing;
20 * Encapsulates a type of hint that a caller may pass to a barcode reader to help it
21 * more quickly or accurately decode it. It is up to implementations to decide what,
22 * if anything, to do with the information that is supplied.
24 * @author srowen@google.com (Sean Owen), dswitkin@google.com (Daniel Switkin)
25 * @see Reader#decode(MonochromeBitmapSource, java.util.Map)
27 public final class DecodeHintType {
29 // No, we can't use an enum here. J2ME doesn't support it.
31 /** Unspecified, application-specific hint. */
32 public static final DecodeHintType OTHER = new DecodeHintType();
33 /** Image is a pure monochrome image of a barcode. */
34 public static final DecodeHintType PURE_BARCODE = new DecodeHintType();
36 * Image is known to be of one of a few possible formats.
37 * Maps to {@link java.util.Collection} of {@link BarcodeFormat}s.
39 public static final DecodeHintType POSSIBLE_FORMATS = new DecodeHintType();
41 private DecodeHintType() {}