wasp-os/wasp/apps/stopwatch.py
Daniel Thompson 11be7ca328 apps: stopwatch: Improve splits... and colour scheme
Signed-off-by: Daniel Thompson <daniel@redfelineninja.org.uk>
2020-06-27 14:34:36 +01:00

142 lines
3.8 KiB
Python

# SPDX-License-Identifier: LGPL-3.0-or-later
# Copyright (C) 2020 Daniel Thompson
import wasp
import icons
import fonts
class StopwatchApp():
NAME = 'Timer'
ICON = icons.app
def __init__(self):
self._meter = wasp.widgets.BatteryMeter()
self._reset()
self._count = 0
def foreground(self):
"""Activate the application."""
self._last_clock = ( -1, -1, -1, -1, -1, -1 )
self._draw()
wasp.system.request_tick(97)
wasp.system.request_event(wasp.EventMask.TOUCH |
wasp.EventMask.BUTTON)
def sleep(self):
return True
def wake(self):
self._update()
def press(self, button, state):
if not state:
return
if self._started_at:
self._update()
self._started_at = 0
else:
uptime = wasp.watch.rtc.get_uptime_ms()
uptime //= 10
self._started_at = uptime - self._count
self._update()
def touch(self, event):
if self._started_at:
self._update()
self._splits.insert(0, self._count)
del self._splits[4:]
self._nsplits += 1
else:
self._reset()
self._update()
self._draw_splits()
def tick(self, ticks):
self._update()
def _reset(self):
self._started_at = 0
self._count = 0
self._last_count = -1
self._splits = []
self._nsplits = 0
def _draw_splits(self):
draw = wasp.watch.drawable
splits = self._splits
if 0 == len(splits):
draw.fill(0, 0, 120, 240, 120)
return
y = 240 - 6 - (len(splits) * 24)
n = self._nsplits
for i, s in enumerate(splits):
centisecs = s
secs = centisecs // 100
centisecs %= 100
minutes = secs // 60
secs %= 60
t = '# {} {:02}:{:02}.{:02}'.format(n, minutes, secs, centisecs)
n -= 1
draw.set_font(fonts.sans24)
draw.set_color(0xe73c)
w = fonts.width(fonts.sans24, t)
draw.string(t, 0, y + (i*24), 240)
def _draw(self):
"""Draw the display from scratch."""
draw = wasp.watch.drawable
draw.fill()
self._last_count = -1
self._update()
self._meter.draw()
self._draw_splits()
def _update(self):
# Before we do anything else let's make sure _count is
# up to date
if self._started_at:
uptime = wasp.watch.rtc.get_uptime_ms()
uptime //= 10
self._count = uptime - self._started_at
if self._count > 999*60*100:
self._reset()
draw = wasp.watch.drawable
# Lazy update of the clock and battery meter
now = wasp.watch.rtc.get_localtime()
if now[4] != self._last_clock[4]:
t1 = '{:02}:{:02}'.format(now[3], now[4])
draw.set_font(fonts.sans28)
draw.set_color(0xe73c)
draw.string(t1, 48, 12, 240-96)
self._last_clock = now
self._meter.update()
if self._last_count != self._count:
centisecs = self._count
secs = centisecs // 100
centisecs %= 100
minutes = secs // 60
secs %= 60
t1 = '{}:{:02}'.format(minutes, secs)
t2 = '{:02}'.format(centisecs)
draw.set_font(fonts.sans36)
draw.set_color(0xc67f)
w = fonts.width(fonts.sans36, t1)
draw.string(t1, 180-w, 120-36)
draw.fill(0, 0, 120-36, 180-w, 36)
draw.set_font(fonts.sans24)
draw.string(t2, 180, 120-36+18, width=46)
self._last_count = self._count