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121 lines
2.5 KiB
121 lines
2.5 KiB
using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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namespace B3DealerClient.Control
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{
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internal class Xk3124DataFormat : DataFormatBase
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{
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public override int DataLength
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{
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get { return 17; }
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}
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public override char Beginchar
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{
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get { return (char)0x02; }
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}
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public override char Endchar
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{
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get { return (char)0x0D; ; }
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}
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public override short Bufsize
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{
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get { return 36; }
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}
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public override string ParseData(string buf, out bool isStatic)
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{
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StringBuilder str = new StringBuilder();
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char swa = buf[1]; // 状态字A
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char swb = buf[2]; // 状态字B
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int dotIndex = (swa & 0x07) - 2; // 小数点位置
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bool isPositive = (((swb >> 1) & 0x01) == 0); // 符号:是否为正数
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isStatic = (((swb >> 3) & 0x01) == 0);
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char[] num = new char[6];
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for (int i = 0; i < 6; i++)
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{
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num[i] = buf[i + 4];
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}
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if (dotIndex < 0)
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{ // 不考虑精确到十，百位
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return str.ToString();
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}
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for (int i = 0; i < 6 - dotIndex; i++)
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{
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str.Append(num[i]);
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}
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str.Append('.');
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for (int i = 0; i < dotIndex; i++)
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{
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str.Append(num[6 - dotIndex + i]);
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}
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// 去掉空格
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string result = str.ToString().Trim();
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// 取消前面多余的0
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for (int i = 0; i < result.Length; i++)
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{
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if (result[i] != '0')
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{
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result = result.Substring(i, result.Length - i);
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break;
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}
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}
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if (result.IndexOf('.') == 0)
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{
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result = result.Insert(0, "0");
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}
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if (result.IndexOf('.') == result.Length - 1)
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{
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result = result.Remove(result.IndexOf('.'), 1);
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}
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if (!isPositive)
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{ // 负数
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result = result.Insert(0, "-");
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}
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return result;
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}
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public override bool ParseAscii(string buf, out string weight, out bool isStatic)
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{
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isStatic = false;
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weight = FindDataFrame(buf, DataLength);
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if (string.IsNullOrEmpty(weight))
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{
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return false;
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}
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weight = ParseData(weight, out isStatic);
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return true;
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}
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public override bool ParseAscii(string buf, out string weight, out bool isStatic, out string subStr)
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{
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weight = "";
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isStatic = false;
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subStr = "";
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return false;
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}
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}
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}
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