as gary says if the prep work all done , with screed laid to falls and no drainage issues, i would probably go £ 90- 100.00 per sq mt plus parking/congestion.
cant see the drawing very clearly and assume a few problems and adjustments will be required .
morrocan tiles all the rage at the moment whether encaustic/ceramic or limestone.
do your tiles look anything like this tile i fixed in a pool some years ago,
habibi ceramics.