using System;
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using System.Collections.Generic;
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using System.ComponentModel;
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using System.Drawing;
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using System.Data;
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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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using System.Windows.Forms;
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using Bro.Common.Interface;
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namespace Bro.Common.Base.UI
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{
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public partial class CtrlPLCRunBase : UserControl, IRunCtrl
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{
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public CtrlPLCRunBase()
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{
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InitializeComponent();
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}
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public IDevice Device { get; set; }
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protected PLCBase PLC
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{
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get => Device as PLCBase;
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}
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System.Threading.Timer _monitorLineChangedTimer = null;
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System.Threading.Timer _refreshFrequenceChangedTimer = null;
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System.Threading.Timer _refreshMonitorTimer = null;
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public CtrlPLCRunBase(IDevice device)
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{
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InitializeComponent();
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Device = device;
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dgvMonitor.AutoGenerateColumns = false;
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dgvMonitor.ReadOnly = true;
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dgvMonitor.AllowUserToAddRows = false;
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dgvMonitor.AllowUserToDeleteRows = false;
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SetMonitorGrid();
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_monitorLineChangedTimer = new System.Threading.Timer(OnMonitorLineChanged, null, -1, -1);
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_refreshFrequenceChangedTimer = new System.Threading.Timer(OnRefreshFrequenceChanged, null, -1, -1);
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_refreshMonitorTimer = new System.Threading.Timer(OnRefreshMonitorValues, null, 0, 1000);
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cboFormat.SelectedIndex = 0;
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cboFormat.SelectedIndexChanged += CboFormat_SelectedIndexChanged;
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}
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string _displayFormat = "G";
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private void CboFormat_SelectedIndexChanged(object sender, EventArgs e)
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{
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switch (cboFormat.SelectedIndex)
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{
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case 0:
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_displayFormat = "G";
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break;
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case 1:
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_displayFormat = "X2";
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break;
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case 2:
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_displayFormat = "";
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break;
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default:
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break;
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}
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oldValues = null;
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}
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private void OnMonitorLineChanged(object state)
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{
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txtMonitorLines.Invoke(new Action(() =>
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{
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string temp = txtMonitorLines.Text.Trim();
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if (!int.TryParse(temp, out int lines))
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{
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txtMonitorLines.Text = "10";
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lines = 10;
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}
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MonitorLines = lines;
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}));
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}
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int MonitorLines
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{
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get
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{
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string temp = txtMonitorLines.Text.Trim();
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if (!int.TryParse(temp, out int lines))
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{
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txtMonitorLines.Text = "10";
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lines = 10;
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}
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return lines;
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}
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set
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{
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SetMonitorGrid();
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}
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}
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private void txtMonitorLines_TextChanged(object sender, EventArgs e)
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{
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_monitorLineChangedTimer.Change(1000, -1);
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}
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private void SetMonitorGrid()
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{
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int rowLines = MonitorLines;
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dgvMonitor.Rows.Clear();
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dgvMonitor.Columns.Clear();
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for (int i = 0; i < PLC.PLCIConfig.EventLength; i++)
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{
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int rowNum = i % rowLines;
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int colNum = i / rowLines;
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if (dgvMonitor.Columns.Count <= colNum * 2)
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{
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var colAddr = new DataGridViewColumn(new DataGridViewTextBoxCell());
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colAddr.HeaderText = "监听地址";
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dgvMonitor.Columns.Add(colAddr);
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var colValue = new DataGridViewColumn(new DataGridViewTextBoxCell());
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colValue.HeaderText = "监听数值";
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dgvMonitor.Columns.Add(colValue);
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}
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if (dgvMonitor.Rows.Count <= rowNum)
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{
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dgvMonitor.Rows.Add(new DataGridViewRow());
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}
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dgvMonitor.Rows[rowNum].Cells[colNum * 2].Value = (PLC.PLCIConfig.EventStartAddress + i).ToString();
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dgvMonitor.Rows[rowNum].Cells[colNum * 2 + 1].Value = "";
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}
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}
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int RefreshFrequence
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{
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get
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{
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string temp = txtRefreshFrequence.Text.Trim();
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if (!int.TryParse(temp, out int freq))
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{
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txtRefreshFrequence.Text = "1000";
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freq = 1000;
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}
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return freq;
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}
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set
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{
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SetRefreshFrequence();
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}
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}
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private void SetRefreshFrequence()
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{
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_refreshMonitorTimer.Change(RefreshFrequence, RefreshFrequence);
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}
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private void txtRefreshFrequence_TextChanged(object sender, EventArgs e)
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{
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_refreshFrequenceChangedTimer.Change(1000, -1);
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}
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private void OnRefreshFrequenceChanged(object state)
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{
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txtRefreshFrequence.Invoke(new Action(() =>
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{
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string temp = txtRefreshFrequence.Text.Trim();
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if (!int.TryParse(temp, out int freq))
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{
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txtRefreshFrequence.Text = "1000";
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freq = 1000;
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}
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RefreshFrequence = freq;
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}));
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}
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List<int> oldValues = null;
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Dictionary<int, System.Threading.Timer> _cellChangedTimerDict = new Dictionary<int, System.Threading.Timer>();
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private void OnRefreshMonitorValues(object state)
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{
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if (PLC.CurrentState != Helper.EnumHelper.DeviceState.DSOpen)
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return;
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List<int> newValues = new List<int>(PLC.MonitorValues);
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if (oldValues == null || oldValues.Count != newValues.Count)
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{
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for (int i = 0; i < newValues.Count; i++)
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{
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int rowNum = i % MonitorLines;
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int colNum = i / MonitorLines;
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//string displayStr = "";
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//if (_displayFormat != "")
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//{
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// displayStr = newValues[i].ToString(_displayFormat);
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//}
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//else
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//{
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// displayStr = ConvertToBinaryString(newValues[i]);
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//}
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dgvMonitor.Rows[rowNum].Cells[colNum * 2 + 1].Value = GetSignedShortValue(newValues[i]);
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}
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}
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else
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{
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for (int i = 0; i < oldValues.Count; i++)
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{
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if (oldValues[i] != newValues[i])
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{
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int rowNum = i % MonitorLines;
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int colNum = i / MonitorLines;
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var cell = dgvMonitor.Rows[rowNum].Cells[colNum * 2 + 1];
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//string displayStr = "";
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//if (_displayFormat != "")
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//{
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// displayStr = newValues[i].ToString(_displayFormat);
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//}
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//else
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//{
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// displayStr = ConvertToBinaryString(newValues[i]);
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//}
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//cell.Value = displayStr;
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cell.Value = GetSignedShortValue(newValues[i]);
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cell.Style.BackColor = Color.PaleGreen;
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cell.Style.ForeColor = Color.Red;
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if (!_cellChangedTimerDict.ContainsKey(i))
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{
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_cellChangedTimerDict[i] = new System.Threading.Timer(OnChangedDisplayTimeout, new object[] { cell, i }, 1000, -1);
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}
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else
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{
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_cellChangedTimerDict[i].Change(1000, -1);
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}
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}
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}
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}
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oldValues = new List<int>(newValues);
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}
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private string GetSignedShortValue(int v)
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{
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string displayStr = "";
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switch (_displayFormat)
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{
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case "G":
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displayStr = ((short)v).ToString(_displayFormat);
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break;
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case "X2":
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displayStr = "0x" + ((short)v).ToString(_displayFormat);
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break;
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case "":
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displayStr = ConvertToBinaryString((short)v);
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break;
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default:
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break;
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}
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return displayStr;
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}
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private string ConvertToBinaryString(short origin)
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{
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string binStr = "";
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//int length = v / 2;
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//if (v % 2 > 0)
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//{
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// length++;
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//}
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//if (length == 0)
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// length++;
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//for (int i = 0; i < length; i++)
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//{
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// binStr += (v >> i & 1).ToString();
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//}
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//int origin = v;
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if (origin == 0)
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return "00000000";
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bool isNegative = false;
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if (origin < 0)
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{
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origin = (short)(0 - origin);
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isNegative = true;
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}
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do
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{
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int addtional = origin % 2;
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binStr = (addtional.ToString() + binStr);
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origin = (short)(origin / (short)2);
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} while (origin != 1);
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binStr = ("1" + binStr).PadLeft(8, '0');
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if (isNegative)
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{
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var list = binStr.ToList().ConvertAll(s => s == '1' ? "0" : "1");
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int last0Index = list.LastIndexOf("0");
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for (int i = last0Index; i < list.Count; i++)
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{
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list[i] = list[i] == "0" ? "1" : "0";
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}
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binStr = string.Join("", list);
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}
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return binStr;
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}
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private void OnChangedDisplayTimeout(object state)
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{
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DataGridViewCell cell = (DataGridViewCell)((state as object[])[0]);
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int index = (int)((state as object[])[1]);
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cell.Style.BackColor = SystemColors.Control;
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cell.Style.ForeColor = SystemColors.ControlText;
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_cellChangedTimerDict.Remove(index);
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}
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}
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}
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