aistudio-wpf-diagram/zxing.core/xx/presentation/BarcodeReader.cs

/*
* Copyright 2012 ZXing.Net 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.
*/

using System;
using System.Windows.Media.Imaging;

namespace ZXing.Presentation
{
    /// <summary>
    /// A smart class to decode the barcode inside a bitmap object which is derived from BitmapSource
    /// </summary>
    public class BarcodeReader : BarcodeReader<BitmapSource>
    {
        private static readonly Func<BitmapSource, LuminanceSource> defaultCreateLuminanceSource =
           bitmap => new BitmapSourceLuminanceSource(bitmap);

        /// <summary>
        /// Initializes a new instance of the <see cref="BarcodeReader"/> class.
        /// </summary>
        public BarcodeReader()
           : this(null, defaultCreateLuminanceSource, null)
        {
        }

        /// <summary>
        /// Initializes a new instance of the <see cref="BarcodeReader"/> class.
        /// </summary>
        /// <param name="reader">Sets the reader which should be used to find and decode the barcode.
        /// If null then MultiFormatReader is used</param>
        /// <param name="createLuminanceSource">Sets the function to create a luminance source object for a bitmap.
        /// If null, default is used</param>
        /// <param name="createBinarizer">Sets the function to create a binarizer object for a luminance source.
        /// If null then HybridBinarizer is used</param>
        public BarcodeReader(Reader reader,
           Func<BitmapSource, LuminanceSource> createLuminanceSource,
           Func<LuminanceSource, Binarizer> createBinarizer
           )
           : base(reader, createLuminanceSource ?? defaultCreateLuminanceSource, createBinarizer)
        {
        }

        /// <summary>
        /// Initializes a new instance of the <see cref="BarcodeReader"/> class.
        /// </summary>
        /// <param name="reader">Sets the reader which should be used to find and decode the barcode.
        /// If null then MultiFormatReader is used</param>
        /// <param name="createLuminanceSource">Sets the function to create a luminance source object for a bitmap.
        /// If null, default is used</param>
        /// <param name="createBinarizer">Sets the function to create a binarizer object for a luminance source.
        /// If null then HybridBinarizer is used</param>
        /// <param name="createRGBLuminanceSource">The create RGB luminance source.</param>
        public BarcodeReader(Reader reader,
           Func<BitmapSource, LuminanceSource> createLuminanceSource,
           Func<LuminanceSource, Binarizer> createBinarizer,
           Func<byte[], int, int, RGBLuminanceSource.BitmapFormat, LuminanceSource> createRGBLuminanceSource
           )
           : base(reader, createLuminanceSource ?? defaultCreateLuminanceSource, createBinarizer, createRGBLuminanceSource)
        {
        }
    }
}