ReverseBytesTransform.cs
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using System;
/**********************************************************************************************
*
* 说明：一般的转换类
* 日期：2018年3月14日 17:05:30
*
**********************************************************************************************/
namespace HHECS.Infrastructure.Transfer
{
/// <summary>
/// 字节倒序的转换类
/// </summary>
public class ReverseBytesTransform : ByteTransformBase
{
#region Constructor
/// <summary>
/// 实例化一个默认的对象
/// </summary>
public ReverseBytesTransform()
{
}
/// <summary>
/// 使用指定的数据解析来实例化对象
/// </summary>
/// <param name="dataFormat">数据规则</param>
public ReverseBytesTransform(DataFormat dataFormat) : base(dataFormat)
{
}
#endregion
#region Get Value From Bytes
/// <summary>
/// 从缓存中提取short结果
/// </summary>
/// <param name="buffer">缓存数据</param>
/// <param name="index">索引位置</param>
/// <returns>short对象</returns>
public override short TransInt16(byte[] buffer, int index)
{
byte[] tmp = new byte[2];
tmp[0] = buffer[1 + index];
tmp[1] = buffer[0 + index];
return BitConverter.ToInt16(tmp, 0);
}
/// <summary>
/// 从缓存中提取ushort结果
/// </summary>
/// <param name="buffer">缓存数据</param>
/// <param name="index">索引位置</param>
/// <returns>ushort对象</returns>
public override ushort TransUInt16(byte[] buffer, int index)
{
byte[] tmp = new byte[2];
tmp[0] = buffer[1 + index];
tmp[1] = buffer[0 + index];
return BitConverter.ToUInt16(tmp, 0);
}
/// <summary>
/// 从缓存中提取int结果
/// </summary>
/// <param name="buffer">缓存数据</param>
/// <param name="index">索引位置</param>
/// <returns>int对象</returns>
public override int TransInt32(byte[] buffer, int index)
{
byte[] tmp = new byte[4];
tmp[0] = buffer[3 + index];
tmp[1] = buffer[2 + index];
tmp[2] = buffer[1 + index];
tmp[3] = buffer[0 + index];
return BitConverter.ToInt32(ByteTransDataFormat4(tmp), 0);
}
/// <summary>
/// 从缓存中提取uint结果
/// </summary>
/// <param name="buffer">缓存数据</param>
/// <param name="index">索引位置</param>
/// <returns>uint对象</returns>
public override uint TransUInt32(byte[] buffer, int index)
{
byte[] tmp = new byte[4];
tmp[0] = buffer[3 + index];
tmp[1] = buffer[2 + index];
tmp[2] = buffer[1 + index];
tmp[3] = buffer[0 + index];
return BitConverter.ToUInt32(ByteTransDataFormat4(tmp), 0);
}
/// <summary>
/// 从缓存中提取long结果
/// </summary>
/// <param name="buffer">缓存数据</param>
/// <param name="index">索引位置</param>
/// <returns>long对象</returns>
public override long TransInt64(byte[] buffer, int index)
{
byte[] tmp = new byte[8];
tmp[0] = buffer[7 + index];
tmp[1] = buffer[6 + index];
tmp[2] = buffer[5 + index];
tmp[3] = buffer[4 + index];
tmp[4] = buffer[3 + index];
tmp[5] = buffer[2 + index];
tmp[6] = buffer[1 + index];
tmp[7] = buffer[0 + index];
return BitConverter.ToInt64(ByteTransDataFormat8(tmp), 0);
}
/// <summary>
/// 从缓存中提取ulong结果
/// </summary>
/// <param name="buffer">缓存数据</param>
/// <param name="index">索引位置</param>
/// <returns>ulong对象</returns>
public override ulong TransUInt64(byte[] buffer, int index)
{
byte[] tmp = new byte[8];
tmp[0] = buffer[7 + index];
tmp[1] = buffer[6 + index];
tmp[2] = buffer[5 + index];
tmp[3] = buffer[4 + index];
tmp[4] = buffer[3 + index];
tmp[5] = buffer[2 + index];
tmp[6] = buffer[1 + index];
tmp[7] = buffer[0 + index];
return BitConverter.ToUInt64(ByteTransDataFormat8(tmp), 0);
}
/// <summary>
/// 从缓存中提取float结果
/// </summary>
/// <param name="buffer">缓存对象</param>
/// <param name="index">索引位置</param>
/// <returns>float对象</returns>
public override float TransSingle(byte[] buffer, int index)
{
byte[] tmp = new byte[4];
tmp[0] = buffer[3 + index];
tmp[1] = buffer[2 + index];
tmp[2] = buffer[1 + index];
tmp[3] = buffer[0 + index];
return BitConverter.ToSingle(ByteTransDataFormat4(tmp), 0);
}
/// <summary>
/// 从缓存中提取double结果
/// </summary>
/// <param name="buffer">缓存对象</param>
/// <param name="index">索引位置</param>
/// <returns>double对象</returns>
public override double TransDouble(byte[] buffer, int index)
{
byte[] tmp = new byte[8];
tmp[0] = buffer[7 + index];
tmp[1] = buffer[6 + index];
tmp[2] = buffer[5 + index];
tmp[3] = buffer[4 + index];
tmp[4] = buffer[3 + index];
tmp[5] = buffer[2 + index];
tmp[6] = buffer[1 + index];
tmp[7] = buffer[0 + index];
return BitConverter.ToDouble(ByteTransDataFormat8(tmp), 0);
}
#endregion
#region Get Bytes From Value
/// <summary>
/// short数组变量转化缓存数据
/// </summary>
/// <param name="values">等待转化的数组</param>
/// <returns>buffer数据</returns>
public override byte[] TransByte(short[] values)
{
if (values == null) return null;
byte[] buffer = new byte[values.Length * 2];
for (int i = 0; i < values.Length; i++)
{
byte[] tmp = BitConverter.GetBytes(values[i]);
Array.Reverse(tmp);
tmp.CopyTo(buffer, 2 * i);
}
return buffer;
}
/// <summary>
/// ushort数组变量转化缓存数据
/// </summary>
/// <param name="values">等待转化的数组</param>
/// <returns>buffer数据</returns>
public override byte[] TransByte(ushort[] values)
{
if (values == null) return null;
byte[] buffer = new byte[values.Length * 2];
for (int i = 0; i < values.Length; i++)
{
byte[] tmp = BitConverter.GetBytes(values[i]);
Array.Reverse(tmp);
tmp.CopyTo(buffer, 2 * i);
}
return buffer;
}
/// <summary>
/// int数组变量转化缓存数据
/// </summary>
/// <param name="values">等待转化的数组</param>
/// <returns>buffer数据</returns>
public override byte[] TransByte(int[] values)
{
if (values == null) return null;
byte[] buffer = new byte[values.Length * 4];
for (int i = 0; i < values.Length; i++)
{
byte[] tmp = BitConverter.GetBytes(values[i]);
Array.Reverse(tmp);
ByteTransDataFormat4(tmp).CopyTo(buffer, 4 * i);
}
return buffer;
}
/// <summary>
/// uint数组变量转化缓存数据
/// </summary>
/// <param name="values">等待转化的数组</param>
/// <returns>buffer数据</returns>
public override byte[] TransByte(uint[] values)
{
if (values == null) return null;
byte[] buffer = new byte[values.Length * 4];
for (int i = 0; i < values.Length; i++)
{
byte[] tmp = BitConverter.GetBytes(values[i]);
Array.Reverse(tmp);
ByteTransDataFormat4(tmp).CopyTo(buffer, 4 * i);
}
return buffer;
}
/// <summary>
/// long数组变量转化缓存数据
/// </summary>
/// <param name="values">等待转化的数组</param>
/// <returns>buffer数据</returns>
public override byte[] TransByte(long[] values)
{
if (values == null) return null;
byte[] buffer = new byte[values.Length * 8];
for (int i = 0; i < values.Length; i++)
{
byte[] tmp = BitConverter.GetBytes(values[i]);
Array.Reverse(tmp);
ByteTransDataFormat8(tmp).CopyTo(buffer, 8 * i);
}
return buffer;
}
/// <summary>
/// ulong数组变量转化缓存数据
/// </summary>
/// <param name="values">等待转化的数组</param>
/// <returns>buffer数据</returns>
public override byte[] TransByte(ulong[] values)
{
if (values == null) return null;
byte[] buffer = new byte[values.Length * 8];
for (int i = 0; i < values.Length; i++)
{
byte[] tmp = BitConverter.GetBytes(values[i]);
Array.Reverse(tmp);
ByteTransDataFormat8(tmp).CopyTo(buffer, 8 * i);
}
return buffer;
}
/// <summary>
/// float数组变量转化缓存数据
/// </summary>
/// <param name="values">等待转化的数组</param>
/// <returns>buffer数据</returns>
public override byte[] TransByte(float[] values)
{
if (values == null) return null;
byte[] buffer = new byte[values.Length * 4];
for (int i = 0; i < values.Length; i++)
{
byte[] tmp = BitConverter.GetBytes(values[i]);
Array.Reverse(tmp);
ByteTransDataFormat4(tmp).CopyTo(buffer, 4 * i);
}
return buffer;
}
/// <summary>
/// double数组变量转化缓存数据
/// </summary>
/// <param name="values">等待转化的数组</param>
/// <returns>buffer数据</returns>
public override byte[] TransByte(double[] values)
{
if (values == null) return null;
byte[] buffer = new byte[values.Length * 8];
for (int i = 0; i < values.Length; i++)
{
byte[] tmp = BitConverter.GetBytes(values[i]);
Array.Reverse(tmp);
ByteTransDataFormat8(tmp).CopyTo(buffer, 8 * i);
}
return buffer;
}
#endregion
}
}