@Override
	void setCursorPosition(ProgramLocation location) {
		Address address = location.getAddress();
		FGVertex v = getVertex(address);
		if (v != null) {
			v.setFocused(true); // wonky; we have to do this for the location to stick
			v.setProgramLocation(location);
		}

	}
A bit of a hack that triggers the text area to update its preferred height now before we
render so that it doesn't change later.
Ghidra/Features/FunctionGraph/src/main/java/ghidra/app/plugin/core/functiongraph/graph/vertex/GroupedFunctionGraphComponentPanel.java