You could still put a map on screen, and map Super Jump locations to the d-pad
Then how would you aim the inkstrike?
While there could probably be a work around, the gyro and gamepad are the way the game was designed to be played, while the pro controller is undoubtedly the better controller (I hope the NX launches with a Pro controller with a gyro added) the game was designed around the motion controls and a second screen
Most people hate those features when they're tacked on, with Splatoon this isn't the case