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Implement axes swapping and rotation

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This commit is contained in:
Lucas Verney 2016-03-11 17:04:14 +01:00
parent a736d41069
commit c80f3a4fac
2 changed files with 1650 additions and 4 deletions
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1589
Examples.ipynb
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File diff suppressed because one or more lines are too long

65
replot/__init__.py
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@ -302,6 +302,10 @@ class Figure():
- ``orthonormal`` (boolean) to force axis to be orthonormal.
- ``xlim`` and ``ylim`` which are tuples of intervals on the \
x and y axis.
- ``invert`` (boolean) invert X and Y axis on the plot. Invert \
the axes labels as well.
- ``rotate`` (angle in degrees) rotate the plot by the angle in \
degrees. Leave the labels untouched.
.. note:: Note that this API call considers list of tuples as \
list of (x, y) coordinates to plot, contrary to standard \
@ -347,6 +351,29 @@ class Figure():
# Keep track of the custom kwargs
plot_ += (custom_kwargs,)
# Handle inversion
if "invert" in custom_kwargs and custom_kwargs["invert"]:
# Invert X and Y data
plot_ = (
(plot_[0][1], plot_[0][0]) + plot_[0][2:],
plot_[1], plot_[2])
# Handle rotation
if "rotate" in custom_kwargs:
# Rotate X, Y data
# TODO: Not clean
new_X_list = []
new_Y_list = []
for x, y in zip(plot_[0][0], plot_[0][1]):
new_X_list.append(
np.cos(custom_kwargs["rotate"]) * x +
np.sin(custom_kwargs["rotate"]) * y)
new_Y_list.append(
-np.sin(custom_kwargs["rotate"]) * x +
np.cos(custom_kwargs["rotate"]) * y)
plot_ = (
(new_X_list, new_Y_list) + plot_[0][2:],
plot_[1], plot_[2])
# Add the plot to the correct group
if "group" in custom_kwargs:
self.plots[custom_kwargs["group"]].append(plot_)
@ -459,24 +486,45 @@ class Figure():
self.axes = axes
def _set_axes_properties(self, axis, group_):
is_inverted_axis = len(
[i
for i in self.plots[group_]
if "invert" in i[2] and i[2]["invert"]]
) > 0
# Set xlabel
if isinstance(self.xlabel, dict):
try:
axis.set_xlabel(self.xlabel[group_])
if is_inverted_axis:
# Handle axis inversion
axis.set_ylabel(self.xlabel[group_])
else:
axis.set_xlabel(self.xlabel[group_])
except KeyError:
# No entry for this axis in the dict, pass it
pass
else:
axis.set_xlabel(self.xlabel)
if is_inverted_axis:
# Handle axis inversion
axis.set_ylabel(self.xlabel)
else:
axis.set_xlabel(self.xlabel)
# Set ylabel
if isinstance(self.ylabel, dict):
try:
axis.set_ylabel(self.ylabel[group_])
if is_inverted_axis:
# Handle axis inversion
axis.set_xlabel(self.ylabel[group_])
else:
axis.set_ylabel(self.ylabel[group_])
except KeyError:
# No entry for this axis in the dict, pass it
pass
else:
axis.set_ylabel(self.ylabel)
if is_inverted_axis:
# Handle axis inversion
axis.set_xlabel(self.ylabel)
else:
axis.set_ylabel(self.ylabel)
# Set title
if isinstance(self.title, dict):
try:
@ -772,6 +820,15 @@ def _handle_custom_plot_arguments(kwargs):
if "ylim" in kwargs:
custom_kwargs["ylim"] = kwargs["ylim"]
del kwargs["ylim"]
# Handle "invert" argument
if "invert" in kwargs:
custom_kwargs["invert"] = kwargs["invert"]
del kwargs["invert"]
# Handle "rotate" argument
if "rotate" in kwargs:
# Convert angle to radians
custom_kwargs["rotate"] = kwargs["rotate"] * np.pi / 180
del kwargs["rotate"]
return (kwargs, custom_kwargs)