InRevelation 11:2 is describing a literal event. But, within this passage, the ‘measuring’ is using figurative language/scenario to convey something that is part of the ‘literal’ scene being witnessed.
The vision is outlining that the ‘use’ of the (inner) temple will need to comply with Torah. That is, the ‘workings’ of the temple, the way it is to be used, will need to be ‘measured’ (made to fit, comply with) what is outlined in Torah -
But, the temple itself is (will be) literal. So the passage in Revelation 11:2 is describing a literal situation. There will be a [3rd] temple built. And the outside court will not be, or rather is specifically specified not to be considered.