diff options
Diffstat (limited to 'src/silx/gui/plot3d/scene/core.py')
| -rw-r--r-- | src/silx/gui/plot3d/scene/core.py | 36 |
1 files changed, 19 insertions, 17 deletions
diff --git a/src/silx/gui/plot3d/scene/core.py b/src/silx/gui/plot3d/scene/core.py index c32a2c1..8773301 100644 --- a/src/silx/gui/plot3d/scene/core.py +++ b/src/silx/gui/plot3d/scene/core.py @@ -49,6 +49,7 @@ from .viewport import Viewport # Nodes ####################################################################### + class Base(event.Notifier): """A scene node with common features.""" @@ -64,10 +65,8 @@ class Base(event.Notifier): # notifying properties - visible = event.notifyProperty('_visible', - doc="Visibility flag of the node") - pickable = event.notifyProperty('_pickable', - doc="True to make node pickable") + visible = event.notifyProperty("_visible", doc="Visibility flag of the node") + pickable = event.notifyProperty("_pickable", doc="True to make node pickable") # Access to tree path @@ -84,7 +83,7 @@ class Base(event.Notifier): :param Base parent: The parent. """ if parent is not None and self._parentRef is not None: - raise RuntimeError('Trying to add a node at two places.') + raise RuntimeError("Trying to add a node at two places.") # Alternative: remove it from previous children list self._parentRef = None if parent is None else weakref.ref(parent) @@ -96,11 +95,11 @@ class Base(event.Notifier): then the :class:`Viewport` is the first element of path. """ if self.parent is None: - return self, + return (self,) elif isinstance(self.parent, Viewport): return self.parent, self else: - return self.parent.path + (self, ) + return self.parent.path + (self,) @property def viewport(self): @@ -154,7 +153,7 @@ class Base(event.Notifier): # If it is a TransformList, do not create one to enable sharing. self._transforms = iterable else: - assert hasattr(iterable, '__iter__') + assert hasattr(iterable, "__iter__") self._transforms = transform.TransformList(iterable) self._transforms.addListener(self._transformChanged) @@ -163,8 +162,9 @@ class Base(event.Notifier): # Bounds - _CUBE_CORNERS = numpy.array(list(itertools.product((0., 1.), repeat=3)), - dtype=numpy.float32) + _CUBE_CORNERS = numpy.array( + list(itertools.product((0.0, 1.0), repeat=3)), dtype=numpy.float32 + ) """Unit cube corners used to transform bounds""" def _bounds(self, dataBounds=False): @@ -256,7 +256,8 @@ class PrivateGroup(Base): def _listWillChangeHook(self, methodName, *args, **kwargs): super(PrivateGroup.ChildrenList, self)._listWillChangeHook( - methodName, *args, **kwargs) + methodName, *args, **kwargs + ) for item in self: item._setParent(None) @@ -264,7 +265,8 @@ class PrivateGroup(Base): for item in self: item._setParent(self._parentRef()) super(PrivateGroup.ChildrenList, self)._listWasChangedHook( - methodName, *args, **kwargs) + methodName, *args, **kwargs + ) def __init__(self, parent, children): self._parentRef = weakref.ref(parent) @@ -303,8 +305,7 @@ class PrivateGroup(Base): bounds = [] for child in self._children: if child.visible: - childBounds = child.bounds( - transformed=True, dataBounds=dataBounds) + childBounds = child.bounds(transformed=True, dataBounds=dataBounds) if childBounds is not None: bounds.append(childBounds) @@ -312,9 +313,10 @@ class PrivateGroup(Base): return None else: bounds = numpy.array(bounds, dtype=numpy.float32) - return numpy.array((bounds[:, 0, :].min(axis=0), - bounds[:, 1, :].max(axis=0)), - dtype=numpy.float32) + return numpy.array( + (bounds[:, 0, :].min(axis=0), bounds[:, 1, :].max(axis=0)), + dtype=numpy.float32, + ) def prepareGL2(self, ctx): pass |