zxing/csharp/common/Collections.cs
srowen 7854d30103 Committed C# port from Mohamad
git-svn-id: https://zxing.googlecode.com/svn/trunk@817 59b500cc-1b3d-0410-9834-0bbf25fbcc57
2009-01-08 17:02:40 +00:00

64 lines
2.2 KiB
C#
Executable file

/*
* Copyright 2008 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.
*/
namespace com.google.zxing.common
{
using System;
using System.Text;
/// <summary> A class which wraps a 2D array of bytes. The default usage is signed. If you want to use it as a
/// unsigned container, it's up to you to do byteValue & 0xff at each location.
/// *
/// JAVAPORT: I'm not happy about the argument ordering throughout the file, as I always like to have
/// the horizontal component first, but this is for compatibility with the C++ code. The original
/// code was a 2D array of ints, but since it only ever gets assigned -1, 0, and 1, I'm going to use
/// less memory and go with bytes.
/// *
/// </summary>
/// <author> dswitkin@google.com (Daniel Switkin)
///
/// </author>
public sealed class Collections
{
private Collections()
{
}
/**
* Sorts its argument (destructively) using insert sort; in the context of this package
* insertion sort is simple and efficient given its relatively small inputs.
*
* @param vector vector to sort
* @param comparator comparator to define sort ordering
*/
public static void insertionSort(System.Collections.ArrayList vector, Comparator comparator)
{
int max = vector.Count;
for (int i = 1; i < max; i++)
{
System.Object value_Renamed = vector[i];
int j = i - 1;
System.Object valueB;
while (j >= 0 && comparator.compare((valueB = vector[j]), value_Renamed) > 0)
{
vector[j + 1] = valueB;
j--;
}
vector[j + 1] = value_Renamed;
}
}
}
}