headingLevel property
Indicates the heading level in the document structure.
This is only used for web semantics, and is ignored on other platforms.
Implementation
int get headingLevel => _headingLevel;
Implementation
set headingLevel(int value) {
assert(value >= 0 && value <= 6);
if (value == headingLevel) {
return;
}
_headingLevel = value;
_hasBeenAnnotated = true;
}