/// +=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=
/// <summary>
/// Opens the port. Throws an exception on failure
///
/// </summary>
protected override void OpenPort()
{
string deviceFileName;
// set up now
deviceFileName = Definitions.A2DIIO_FILENAME;
if (Nr > -1 && Nr < 7)
{
deviceFileName = deviceFileName.Replace("%port%", Nr.ToString());
}
else
{
throw new Exception("Unknown A2D Port:" + Nr.ToString());
}
// we open the file.
a2dStream = File.Open(deviceFileName, FileMode.Open);
if (a2dStream == null)
{
throw new Exception("Could not open a2d device file:" + deviceFileName);
}
// we open the reader
a2dReader = new StreamReader(a2dStream);
PortIsOpen = true;
// Console.WriteLine("A2DPort Port Device Enabled: "+ deviceFileName);
}
/// <summary>
/// Generates XAML for the markdown element.
/// </summary>
/// <param name="Output">XAML will be output here.</param>
/// <param name="TextAlignment">Alignment of text in element.</param>
public override void GenerateXAML(XmlWriter Output, TextAlignment TextAlignment)
{
if (this.Document.TryGetFootnoteNumber(this.key, out int Nr))
{
XamlSettings Settings = this.Document.Settings.XamlSettings;
string s;
Output.WriteStartElement("TextBlock");
Output.WriteAttributeString("Text", Nr.ToString());
Output.WriteStartElement("TextBlock.LayoutTransform");
Output.WriteStartElement("TransformGroup");
Output.WriteStartElement("ScaleTransform");
Output.WriteAttributeString("ScaleX", s = CommonTypes.Encode(Settings.SuperscriptScale));
Output.WriteAttributeString("ScaleY", s);
Output.WriteEndElement();
Output.WriteStartElement("TranslateTransform");
Output.WriteAttributeString("Y", Settings.SuperscriptOffset.ToString());
Output.WriteEndElement();
Output.WriteEndElement();
Output.WriteEndElement();
Output.WriteEndElement();
}
}
/// <summary>
/// Generates plain text for the markdown element.
/// </summary>
/// <param name="Output">Plain text will be output here.</param>
public override void GeneratePlainText(StringBuilder Output)
{
if (this.Document.TryGetFootnoteNumber(this.key, out int Nr))
{
Output.Append(" [");
Output.Append(Nr.ToString());
Output.Append("]");
}
}
/// <summary>
/// Exports the element to XML.
/// </summary>
/// <param name="Output">XML Output.</param>
public override void Export(XmlWriter Output)
{
Output.WriteStartElement("FootnoteReference");
if (this.Document.TryGetFootnoteNumber(this.key, out int Nr))
{
Output.WriteAttributeString("nr", Nr.ToString());
}
else
{
Output.WriteAttributeString("key", this.key);
}
Output.WriteEndElement();
}
/// <summary>
/// Generates HTML for the markdown element.
/// </summary>
/// <param name="Output">HTML will be output here.</param>
public override void GenerateHTML(StringBuilder Output)
{
string s;
if (this.Document.TryGetFootnoteNumber(this.key, out int Nr))
{
s = Nr.ToString();
Output.Append("<sup id=\"fnref-");
Output.Append(s);
Output.Append("\"><a href=\"#fn-");
Output.Append(s);
Output.Append("\" class=\"footnote-ref\">");
Output.Append(s);
Output.Append("</a></sup>");
}
}
public override string ToString()
{
return(Nr.ToString() + " " + Fname + " " + Lname + " " + Age.ToString());
}
/// +=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=
/// <summary>
/// Closes the port. Throws an exception on failure, including if the port is
/// already closed
///
/// This is really just doing the equivalent of a shell command
/// echo <gpioID> > /sys/class/gpio/unexport
/// after which the /sys/class/gpio/gpio<gpioID> directory should not exist.
public virtual void ClosePort()
{
if (openedInternally)
{
// do the close
try
{
if (System.IO.Directory.Exists(Definitions.SYSFS_GPIODIR + Definitions.SYSFS_GPIODIRNAMEBASE + Nr))
{
System.IO.File.WriteAllText(Definitions.SYSFS_GPIODIR + Definitions.SYSFS_GPIOUNEXPORT, Nr.ToString());
}
}
catch
{
}
}
}
protected virtual void OpenPort()
{
// do the open
try
{
ValuePath = Definitions.SYSFS_GPIODIR + Definitions.SYSFS_GPIODIRNAMEBASE + Nr + "/" + Definitions.SYSFS_GPIOVALUE;
if (!System.IO.Directory.Exists(Definitions.SYSFS_GPIODIR + Definitions.SYSFS_GPIODIRNAMEBASE + Nr))
{
System.IO.File.WriteAllText(Definitions.SYSFS_GPIODIR + Definitions.SYSFS_GPIOEXPORT, Nr.ToString());
openedInternally = true;
}
}
catch (Exception err)
{
Console.WriteLine("Failed to export GPIO " + Nr + " -> " + err.ToString());
}
}
public override string ToString() => Nr.ToString();