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wasp-os/wasp/apps/testapp.py
Daniel Thompson 83cc56969e wasp: manager: make sleep() and background() callbacks optional
Making callbacks optional reduces pointless boilerplate in applications.
2020-04-06 22:04:20 +01:00

75 lines
2.3 KiB
Python

# SPDX-License-Identifier: LGPL-3.0-or-later
# Copyright (C) 2020 Daniel Thompson
import machine
import wasp
class TestApp():
"""Simple test application.
"""
def __init__(self):
self.tests = ('Touch', 'String', 'Button')
self.test = self.tests[0]
def foreground(self):
"""Activate the application."""
self.on_screen = ( -1, -1, -1, -1, -1, -1 )
self.draw()
wasp.system.request_event(wasp.EventMask.TOUCH |
wasp.EventMask.SWIPE_UPDOWN |
wasp.EventMask.BUTTON)
def press(self, button, state):
draw = wasp.watch.drawable
if self.test == 'Touch':
draw.string('Button', 0, 108, width=240)
if self.test == 'String':
self.benchmark_string()
elif self.test == 'Button':
draw.string('{}: {}'.format(button, state), 0, 108, width=240)
def swipe(self, event):
tests = self.tests
i = tests.index(self.test)
if event[0] == wasp.EventType.UP:
i += 1
if i >= len(tests):
i = 0
else:
i -= 1
if i < 0:
i = len(tests) - 1
self.test = tests[i]
self.draw()
def touch(self, event):
if self.test == 'Touch':
wasp.watch.drawable.string('({}, {})'.format(
event[1], event[2]), 0, 108, width=240)
elif self.test == 'String':
self.benchmark_string()
def benchmark_string(self):
draw = wasp.watch.drawable
draw.fill(0, 0, 30, 240, 240-30)
t = machine.Timer(id=1, period=8000000)
t.start()
draw.string("The quick brown", 12, 24+24)
draw.string("fox jumped over", 12, 24+48)
draw.string("the lazy dog.", 12, 24+72)
draw.string("0123456789", 12, 24+120)
draw.string('!"£$%^&*()', 12, 24+144)
elapsed = t.time()
t.stop()
del t
draw.string('{}s'.format(elapsed / 1000000), 12, 24+192)
def draw(self):
"""Redraw the display from scratch."""
wasp.watch.display.mute(True)
wasp.watch.drawable.fill()
wasp.watch.drawable.string('{} test'.format(self.test),
0, 6, width=240)
wasp.watch.display.mute(False)