internal string InternalToDot([CanBeNull] GraphvizVertex commonFormat = null)
{
var properties = new Dictionary <string, object>();
TextRelatedPropertiesToDot(properties);
ShapeRelatedPropertiesToDot(commonFormat, properties);
LayoutRelatedPropertiesToDot(properties);
if (Regular)
{
properties["regular"] = Regular;
}
if (Group != null)
{
properties["group"] = Group;
}
if (Layer != null)
{
properties["layer"] = Layer.Name;
}
if (Peripheries >= 0)
{
properties["peripheries"] = Peripheries;
}
PositionRelatedProperties(properties);
return(GenerateDot(properties));
}
private void ShapeRelatedPropertiesToDot(
[CanBeNull] GraphvizVertex commonFormat,
[NotNull] IDictionary <string, object> properties)
{
if (Shape != GraphvizVertexShape.Unspecified)
{
properties["shape"] = Shape;
}
GraphvizVertexShape shape = Shape == GraphvizVertexShape.Unspecified && commonFormat != null
? commonFormat.Shape
: Shape;
LabelOrRecordToDot(properties, shape);
if (shape == GraphvizVertexShape.Polygon)
{
if (Sides != 0)
{
properties["sides"] = Sides;
}
if (!IsZero(Skew))
{
properties["skew"] = Skew;
}
if (!IsZero(Distortion))
{
properties["distortion"] = Distortion;
}
}
}