Types of Fields
OpenROAD fields enable an application to display information to end users and provide them with the means to give instructions to the application.
There are several types of basic fields:
Shape Fields
Correspond to certain geometric shapes.
Active Fields
Specify two classes of fields:
Scalar Fields
Used for interacting with the end user.
Composite Fields
May contain other fields.
Note: A simple field is an individual field that is not a composite field.