rxing 0.8.2

A rust port of the zxing barcode library.
Documentation
/*
 * 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.
 */

use super::OneDimensionalCodeWriter;

/**
 * <p>Encapsulates functionality and implementation that is common to UPC and EAN families
 * of one-dimensional barcodes.</p>
 *
 * @author aripollak@gmail.com (Ari Pollak)
 * @author dsbnatut@gmail.com (Kazuki Nishiura)
 */
pub trait UPCEANWriter: OneDimensionalCodeWriter {
    const DEFAULT_MARGIN: u32 = 9;
}