def _set_client_from_grip(value):
"""Update client.slice given grip value"""
if not self.main.enabled:
return
slc = list(self.client.slice)
# client.slice stored in pixel coords
value = Extractor.world2pixel(self.data, self.profile_axis, value)
slc[self.profile_axis] = value
# prevent callback bouncing. Fixes #298
with ignore_callback(self.grip, 'value'):
self.client.slice = tuple(slc)
def _set_grip_from_client(slc):
"""Update grip.value given client.slice"""
if not self.main.enabled:
return
# grip.value is stored in world coordinates
val = slc[self.profile_axis]
val = Extractor.pixel2world(self.data, self.profile_axis, val)
# If pix2world not monotonic, this can trigger infinite recursion.
# Avoid by disabling callback loop
# XXX better to specifically ignore _set_client_from_grip
with ignore_callback(self.client, 'slice'):
self.grip.value = val
def _set_grip_from_client(slc):
"""Update grip.value given client.slice"""
if not self.main.enabled:
return
# grip.value is stored in world coordinates
val = slc[self.profile_axis]
val = Extractor.pixel2world(self.data, self.profile_axis, val)
# If pix2world not monotonic, this can trigger infinite recursion.
# Avoid by disabling callback loop
# XXX better to specifically ignore _set_client_from_grip
with ignore_callback(self.client, 'slice'):
self.grip.value = val
def _set_client_from_grip(value):
"""Update client.slice given grip value"""
if not self.main.enabled:
return
slc = list(self.client.slice)
# client.slice stored in pixel coords
value = Extractor.world2pixel(
self.data,
self.profile_axis, value)
slc[self.profile_axis] = value
# prevent callback bouncing. Fixes #298
with ignore_callback(self.grip, 'value'):
self.client.slice = tuple(slc)
def _set_grip_from_state(slc):
"""Update grip.value given state.slices"""
if not self.main.enabled:
return
# grip.value is stored in world coordinates
val = slc[self.profile_axis]
if isinstance(val, AggregateSlice):
val = val.center
val = Extractor.pixel2world(self.data, self.profile_axis, val)
# If pix2world not monotonic, this can trigger infinite recursion.
# Avoid by disabling callback loop
# XXX better to specifically ignore _set_state_from_grip
with ignore_callback(self.grip, 'value'):
self.grip.value = val
def _set_grip_from_state(slc):
"""Update grip.value given state.slices"""
if not self.main.enabled:
return
# grip.value is stored in world coordinates
val = slc[self.profile_axis]
if isinstance(val, AggregateSlice):
val = val.center
val = Extractor.pixel2world(self.data, self.profile_axis, val)
# If pix2world not monotonic, this can trigger infinite recursion.
# Avoid by disabling callback loop
# XXX better to specifically ignore _set_state_from_grip
with ignore_callback(self.grip, 'value'):
self.grip.value = val