/// <summary>
/// Render the given GraphViz code into a string. Some rendering methods output
/// text rather than images
/// </summary>
/// <param name="dotSourceText"></param>
/// <param name="returnType"></param>
/// <returns></returns>
public string RenderToText(string dotSourceText, GvTextOutputFormat returnType)
{
var byteArray = RenderGraph(dotSourceText, returnType);
return(byteArray.Length == 0
? String.Empty
: Encoding.Default.GetString(byteArray));
}
/// <summary>
/// Render the given GraphViz code into a string and also save it to file.
/// </summary>
/// <param name="dotSourceText"></param>
/// <param name="returnType"></param>
/// <param name="filePath"></param>
/// <returns></returns>
public string RenderToTextAndFile(string dotSourceText, GvTextOutputFormat returnType, string filePath)
{
var byteArray = RenderGraph(dotSourceText, returnType);
if (byteArray.Length == 0)
{
return(String.Empty);
}
try
{
File.WriteAllBytes(filePath, byteArray);
}
catch (Exception e)
{
_errorsList.Add(e.Message);
}
return(Encoding.Default.GetString(byteArray));
}