test_screen_prompt.py

# -*- coding: utf-8 -*-
"""
Created on Mon Sep 14 15:19:05 2015

@author: labsner
"""
import numpy as np
from expyfun import (ExperimentController)
from expyfun.visual import ConcentricCircles


bg_color = [0.2] * 3
fix_color = [0.5] * 3

with ExperimentController('Test', verbose=True, full_screen=True) as ec:

    ec.flip()
    ec.screen_prompt('Welcome to the experiment!\n\nIn a moment, we will '
                     'perform a screen calibration and then you will begin '
                     'the block.\n\nPress a button to continue.',
                     min_wait=1.0, max_wait=np.inf)

    dot = ConcentricCircles(ec, units='deg', pos=[0, 0],
                            colors=[fix_color, bg_color])

    dot.draw()
    ec.flip()

    ec.wait_secs(1.0)
    ec.screen_prompt('Starting block (1). To begin, please press 1 to '
                     'contiue to eye calibration.\n\nIf you need a quick break'
                     'please take a minute to rest or exit the booth.',
                     live_keys=('1'), min_wait=0.5, pos=(0, 0), units='deg')