zoom = nav.sx
box = nav.get_viewbox()
xlim = ((box[0] + 1) / 2. * (duration_initial), (box[2] + 1) / 2. * (duration_initial))
xlimex, slice = get_view(data.shape[0], xlim, freq)
# Paging system.
dur = xlim[1] - xlim[0]
index = int(np.floor(xlim[0] / dur))
zoom_index = int(np.round(duration_initial / dur))
i = (index, zoom_index)
global SLICE
if i != SLICE:
SLICE = i
updater.update(data, xlimex, slice)
if updater.info:
figure.set_data(**updater.info)
updater.info.clear()
plt.animate(anim, dt=.01)
plt.action('Wheel', change_channel_height, key_modifier='Control',
param_getter=lambda p: p['wheel'] * .001)
plt.action('Wheel', pan, key_modifier='Shift',
param_getter=lambda p: (p['wheel'] * .002, 0))
plt.action('DoubleClick', 'ResetZoom')
plt.xlim(0., duration_initial)
plt.show()
f.close()
def mousemove(fig, param):
update(fig, param, False)
def mouseclick(fig, param):
update(fig, param, True)
# Animate the discs.
def anim(fig, param):
# The disc position is obtained through a simple linear filter of the
# mouse position.
global position
position += w * (-position + mouse)
fig.set_data(position=position)
# We bind the "Move" action to the "mousemove" callback.
plt.action('LeftClick', mouseclick)
plt.action('LeftClickMove', mousemove)
# We bind the "Animate" event to the "anim" callback.
plt.animate(anim, dt=.01)
# Start the synthesizer.
p.play()
# Show the figure.
plt.show()
# Close the synthesizer at the end.
p.pause()
zoom = nav.sx
box = nav.get_viewbox()
xlim = ((box[0] + 1) / 2. * (duration_initial), (box[2] + 1) / 2. * (duration_initial))
xlimex, slice = get_view(data.shape[0], xlim, freq)
# Paging system.
dur = xlim[1] - xlim[0]
index = int(np.floor(xlim[0] / dur))
zoom_index = int(np.round(duration_initial / dur))
i = (index, zoom_index)
global SLICE
if i != SLICE:
SLICE = i
updater.update(data, xlimex, slice)
if updater.info:
figure.set_data(**updater.info)
updater.info.clear()
plt.animate(anim, dt=.01)
plt.action('Wheel', change_channel_height, key_modifier='Control',
param_getter=lambda p: p['wheel'] * .001)
plt.action('Wheel', pan, key_modifier='Shift',
param_getter=lambda p: (p['wheel'] * .002, 0))
plt.action('DoubleClick', 'ResetZoom')
plt.xlim(0., duration_initial)
plt.show()
# f.close()