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70 lines
1.9 KiB
70 lines
1.9 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 ButcherFactory.Controls
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{
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internal class JST8180DataFormat : DataFormatBase
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{
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public override int DataLength => 8;
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public override char Beginchar => (char)0x3D; // = 开头
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public override char Endchar => (char)0xFF;
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public override short Bufsize => 7;
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public override string ParseData(string buf, out bool isStatic)
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{
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// 3D 34 39 2E 36 30 30 30
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// 6.94
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isStatic = true;
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try
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{
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// 1. 去掉 = 和 . 例：=49.6000 → 496000
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string raw = buf.TrimStart('=').Replace(".", "");
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// 2. 反转数字 496000 → 000694
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char[] arr = raw.ToCharArray();
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Array.Reverse(arr);
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string reversed = new string(arr);
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// 3. 插入小数点（固定2位小数）
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decimal weight = decimal.Parse(reversed) / 100m;
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// 4. 输出仪表显示值
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return weight.ToString("0.00");
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}
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catch
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{
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return "0.00";
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}
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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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weight = string.Empty;
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isStatic = false;
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string frame = FindDataFrame(buf, DataLength);
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if (string.IsNullOrEmpty(frame)) return false;
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weight = ParseData(frame, out isStatic);
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return true;
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}
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public override string FindDataFrame(string buf, int fSize)
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{
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if (buf == null || buf.Length < fSize) return "";
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int idx = buf.IndexOf(Beginchar);
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if (idx < 0 || idx + fSize > buf.Length) return "";
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return buf.Substring(idx, fSize);
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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 = ""; isStatic = false; subStr = ""; return false;
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}
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}
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}
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