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# SPDX-License-Identifier: LGPL-3.0-or-later
# Copyright (C) 2020-21 Daniel Thompson
"""Settings application
~~~~~~~~~~~~~~~~~~~~~~~
Allows a very small set of user preferences (including the date and
time) to be set on the device itself.
.. figure:: res/SettingsApp.png
:width: 179
.. note::
The settings tool is not expected to comprehensively present every
user configurable preference. Some are better presented via a
companion app and some particular exotic ones are perhaps best
managed with a user-provided ``main.py``.
"""
import wasp
import fonts
import icons
class SettingsApp():
"""Settings application."""
NAME = 'Settings'
ICON = icons.settings
def __init__(self):
self._slider = wasp.widgets.Slider(3, 10, 90)
self._nfy_slider = wasp.widgets.Slider(3, 10, 90)
self._scroll_indicator = wasp.widgets.ScrollIndicator()
self._HH = wasp.widgets.Spinner(50, 60, 0, 23, 2)
self._MM = wasp.widgets.Spinner(130, 60, 0, 59, 2)
self._dd = wasp.widgets.Spinner(20, 60, 1, 31, 1)
self._mm = wasp.widgets.Spinner(90, 60, 1, 12, 1)
self._yy = wasp.widgets.Spinner(160, 60, 20, 60, 2)
self._units = ['Metric', 'Imperial']
self._units_toggle = wasp.widgets.Button(32, 90, 176, 48, "Change")
self._settings = ['Brightness', 'Notification Level', 'Time', 'Date', 'Units']
self._sett_index = 0
self._current_setting = self._settings[0]
def foreground(self):
self._slider.value = wasp.system.brightness - 1
self._draw()
wasp.system.request_event(wasp.EventMask.TOUCH)
wasp.system.request_event(wasp.EventMask.SWIPE_UPDOWN)
def touch(self, event):
if self._current_setting == 'Brightness':
self._slider.touch(event)
wasp.system.brightness = self._slider.value + 1
elif self._current_setting == 'Notification Level':
self._nfy_slider.touch(event)
wasp.system.notify_level = self._nfy_slider.value + 1
elif self._current_setting == 'Time':
if self._HH.touch(event) or self._MM.touch(event):
now = list(wasp.watch.rtc.get_localtime())
now[3] = self._HH.value
now[4] = self._MM.value
wasp.watch.rtc.set_localtime(now)
elif self._current_setting == 'Date':
if self._yy.touch(event) or self._mm.touch(event) \
or self._dd.touch(event):
now = list(wasp.watch.rtc.get_localtime())
now[0] = self._yy.value + 2000
now[1] = self._mm.value
now[2] = self._dd.value
wasp.watch.rtc.set_localtime(now)
elif self._current_setting == 'Units':
if self._units_toggle.touch(event):
wasp.system.units = self._units[(self._units.index(wasp.system.units) + 1) % len(self._units)]
self._update()
def swipe(self, event):
"""Handle NEXT events by augmenting the default processing by resetting
the count if we are not currently timing something.
No other swipe event is possible for this application.
"""
if event[0] == wasp.EventType.UP:
self._sett_index += 1
self._draw()
elif event[0] == wasp.EventType.DOWN:
self._sett_index -= 1
self._draw()
def _draw(self):
"""Redraw the display from scratch."""
draw = wasp.watch.drawable
mute = wasp.watch.display.mute
self._current_setting = self._settings[self._sett_index % len(self._settings)]
mute(True)
draw.fill()
draw.set_color(wasp.system.theme('bright'))
draw.set_font(fonts.sans24)
draw.string(self._current_setting, 0, 6, width=240)
if self._current_setting == 'Brightness':
self._slider.value = wasp.system.brightness - 1
elif self._current_setting == 'Notification Level':
self._nfy_slider.value = wasp.system.notify_level - 1
elif self._current_setting == 'Time':
now = wasp.watch.rtc.get_localtime()
self._HH.value = now[3]
self._MM.value = now[4]
draw.set_font(fonts.sans28)
draw.string(':', 110, 120-14, width=20)
self._HH.draw()
self._MM.draw()
elif self._current_setting == 'Date':
now = wasp.watch.rtc.get_localtime()
self._yy.value = now[0] - 2000
self._mm.value = now[1]
self._dd.value = now[2]
self._yy.draw()
self._mm.draw()
self._dd.draw()
draw.set_font(fonts.sans24)
draw.string('DD MM YY',0,180, width=240)
elif self._current_setting == 'Units':
self._units_toggle.draw()
self._scroll_indicator.draw()
self._update()
mute(False)
def _update(self):
draw = wasp.watch.drawable
draw.set_color(wasp.system.theme('bright'))
if self._current_setting == 'Brightness':
if wasp.system.brightness == 3:
say = "High"
elif wasp.system.brightness == 2:
say = "Mid"
else:
say = "Low"
self._slider.update()
draw.string(say, 0, 150, width=240)
elif self._current_setting == 'Notification Level':
if wasp.system.notify_level == 3:
say = "High"
elif wasp.system.notify_level == 2:
say = "Mid"
else:
say = "Silent"
self._nfy_slider.update()
draw.string(say, 0, 150, width=240)
elif self._current_setting == 'Units':
draw.string(wasp.system.units, 0, 150, width=240)
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