public AnalogInput(string id, string description, Driver driver, string io_address, int scanTime,
scanType scan, readType read, int lowLim, int highLim, string units) : base(id, description,
driver, io_address, scanTime, scan, read)
{
this.lowLimits = lowLim;
this.highLimits = highLim;
this.units = units;
}
public TagInput(string id, string description, Driver driver, string io_address,
int scanTime, scanType scan, readType read) : base(id, description, driver, io_address)
{
this.scanTime = scanTime;
this.scan = scan;
this.read = read;
this.alarms = new List <Alarm>();
}
public void SetReadType(int read)
{
switch (read)
{
case 0:
read_Type = readType.QR;
break;
case 1:
read_Type = readType.BarCode;
break;
default:
break;
}
}
/// <summary>
/// 读文本文件
/// <param name="rt">文件打开方式</param>
/// </summary>
/// <returns>返回文本文件内容,异常返回空</returns>
public string openFile(readType rt)
{
try
{
//判断文件是否存在,不存在返回空字符串
if (System.IO.File.Exists(strPath) == false)
{
return("");
}
else
{
//创建StreamReader对象sr
StreamReader sr = new StreamReader(strPath, System.Text.Encoding.UTF8, true);
string str = "";
switch (rt)
{
case readType.ReadAll:
str = sr.ReadToEnd();
break;
case readType.ReadLine:
str = sr.ReadLine();
break;
}
sr.Close();
return(str);
}
}
catch (FileNotFoundException)
{ //找不到文件异常
return("");
}
catch (FileLoadException)
{ return(""); }
catch (DirectoryNotFoundException)
{ return(""); }
catch (UnauthorizedAccessException)
{ return(""); }
catch (IOException)
{ return(""); }
}
public DigitalInput(string id, string description, Driver driver, string io_address,
int scanTime, scanType scan, readType read) : base(id, description, driver, io_address, scanTime, scan, read)
{
}
public bool addTag(bool editing, List <Alarm> alarms)
{
var tokens = tagTypeComboBox.SelectedItem.ToString().Split(':');
string id = tagNameTextBox.Text;
string descr = tagDescrTextBox.Text;
string driver = tagDriverComboBox.SelectedItem.ToString();
string address = tagAddressComboBox.SelectedItem.ToString();
scanType scan = scanType.ON;
readType read = readType.AUTO;
if (tagScanComboBox.SelectedItem != null)
{
if (tagScanComboBox.Text.ToLower().Equals("on"))
{
scan = scanType.ON;
}
else
{
scan = scanType.OFF;
}
}
if (tagReadDataTypeComboBox.SelectedItem != null)
{
if (tagReadDataTypeComboBox.Text.ToLower().Equals("auto"))
{
read = readType.AUTO;
}
else
{
read = readType.MANUAL;
}
}
var driverTokens = tagDriverComboBox.SelectedItem.ToString().Split(':');
bool response = true;
switch (tokens[1].Trim())
{
case "Digital input":
DigitalInput di;
try
{
di = new DigitalInput(id, descr, null, address,
Int32.Parse(tagScanTimeTextBox.Text), scan, read);
} catch (FormatException)
{
MessageBox.Show("Please enter a number on tag scan time");
return(false);
}
if (di.ScanTime < 1)
{
MessageBox.Show("Scan time must be > 1");
return(false);
}
if (editing)
{
di.Alarms = alarms;
}
response = service.addTag(di, driverTokens[1].Trim());
break;
case "Digital output":
DigitalOutput dig_out;
try
{
dig_out = new DigitalOutput(id, descr, null, address,
Int32.Parse(tagInitValueTextBox.Text));
} catch (FormatException)
{
MessageBox.Show("Please enter a number in init value");
return(false);
}
response = service.addTag(dig_out, driverTokens[1].Trim());
break;
case "Analog input":
AnalogInput analog_input;
try
{
analog_input = new AnalogInput(id, descr, null, address, Int32.Parse(tagScanTimeTextBox.Text),
scan, read, Int32.Parse(tagLowLimitTextBox.Text), Int32.Parse(tagHighLimitTextBox.Text), tagDescrTextBox.Text);
} catch (FormatException)
{
MessageBox.Show("Please enter a number on scan time, low and high limits");
return(false);
}
if (analog_input.ScanTime < 1)
{
MessageBox.Show("Scan time must be > 1");
return(false);
}
if (editing)
{
analog_input.Alarms = alarms;
}
response = service.addTag(analog_input, driverTokens[1].Trim());
break;
case "Analog output":
AnalogOutput analog_output;
try
{
analog_output = new AnalogOutput(id, descr, null, address, Int32.Parse(tagInitValueTextBox.Text),
Int32.Parse(tagLowLimitTextBox.Text), Int32.Parse(tagHighLimitTextBox.Text), tagDescrTextBox.Text);
} catch (FormatException)
{
MessageBox.Show("Please enter a number on scan time, low and high limits");
return(false);
}
response = service.addTag(analog_output, driverTokens[1].Trim());
break;
}
if (!response)
{
MessageBox.Show($"Tag name {tagNameTextBox.Text} already exists");
return(false);
}
displayAllTags();
return(true);
}
