def get_pace_chart_url(self, width, height):
if len(self.positions()) == 0:
return ''
pace = []
int_dist = []
s = 0
last_p = None
for p in self.positions():
if last_p != None:
ds = distance.distance((p.latitude, p.longitude), \
(last_p.latitude, last_p.longitude)).kilometers
s = s + int(ds * 1000)
dt = (p.time - last_p.time).seconds
if ds > 0:
pace.append(dt / ds)
int_dist.append(s)
last_p = p
int_pace = [int(p) for p in ema(pace, 20)]
min_pace = int(min(int_pace) * 0.95)
max_pace = int(max(int_pace) / 0.95)
mid_pace = (max_pace + min_pace) / 2
min_pace_str = '%02d:%02d' % (min_pace / 60, min_pace % 60)
mid_pace_str = '%02d:%02d' % (mid_pace / 60, mid_pace % 60)
max_pace_str = '%02d:%02d' % (max_pace / 60, max_pace % 60)
chart = SimpleLineChart(width, height, y_range = (min_pace, max_pace))
chart.add_data(int_pace)
chart.set_axis_labels(Axis.LEFT, [min_pace_str, mid_pace_str, max_pace_str])
return chart.get_url()
def get_elevation_chart_url(self, width, height):
if len(self.positions) == 0:
return ''
int_elevations = [int(elevation) for elevation in ema([p.altitude for p in self.positions], 30)]
max_elev = int(max(int_elevations) / 0.95)
min_elev = int(min(int_elevations) * 0.95)
chart = SimpleLineChart(width, height, y_range = (min_elev, max_elev))
chart.add_data(int_elevations)
chart.set_axis_range(Axis.LEFT, min_elev, max_elev)
return chart.get_url()
def get_pace_chart_url(self, width, height):
def calc_pace_and_dist_from_previous(acc, p):
last_p = acc[0]
s = acc[1]
pace = acc[2]
int_dist = acc[3]
ds = distance.distance((p.latitude, p.longitude), \
(last_p.latitude, last_p.longitude)).kilometers
s = s + int(ds * 1000)
dt = (p.time - last_p.time).seconds
if ds > 0:
pace.append(dt / ds)
int_dist.append(s)
acc[0] = p
acc[1] = s
return acc
if len(self.positions) == 0:
return ''
pace = []
int_dist = []
s = 0
last_p = None
r = reduce(calc_pace_and_dist_from_previous,
self.positions[1:len(self.positions)],
[self.positions[0], 0, [], []])
pace = r[2]
int_dist = r[3]
int_pace = [int(p) for p in ema(pace, 30)]
min_pace = int(min(int_pace) * 0.95)
max_pace = int(max(int_pace) / 0.95)
mid_pace = (max_pace + min_pace) / 2
min_pace_str = '%02d:%02d' % (min_pace / 60, min_pace % 60)
mid_pace_str = '%02d:%02d' % (mid_pace / 60, mid_pace % 60)
max_pace_str = '%02d:%02d' % (max_pace / 60, max_pace % 60)
chart = SimpleLineChart(width, height, y_range = (min_pace, max_pace))
chart.add_data(int_pace)
chart.set_axis_labels(Axis.LEFT, [min_pace_str, mid_pace_str, max_pace_str])
return chart.get_url()
