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Plot limit with transform #731

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Merged
merged 11 commits into from
Aug 21, 2012
Merged

Plot limit with transform #731

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8bbe2e5
Substantial change to transform to make it work as documented. The up…
Feb 29, 2012
2f2ff13
Several bugs fixed, particularly with Polar & Geo.
Feb 29, 2012
2286565
All tests work as expected.
Feb 29, 2012
3ccff6f
Made small, pre-pull changes.
Feb 29, 2012
dfbe69c
Finall improvements to plot extent calculation.
Mar 1, 2012
83ed6c8
Changes as a result of reading diffs prior to pull request.
Mar 1, 2012
b96e139
Removed the use of x_isdata and y_isdata and tidied up transfoms a li…
pelson Aug 13, 2012
45f234f
Avoided the use of the hashable property of a transform.
pelson Aug 14, 2012
8dbe074
Added appropriate change logs for new transform mechanims, fixed a bu…
pelson Aug 14, 2012
930b117
Small doc changes re transform with plot limits.
pelson Aug 20, 2012
4b0fbb5
Doc improvements and line wrapping.
pelson Aug 21, 2012
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All tests work as expected.
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@pelson
Phil Elson authored and pelson committed Aug 20, 2012
commit 22865652c16bc52aae81ab1ab8501b101113969e
28 changes: 26 additions & 2 deletions 28 lib/matplotlib/tests/test_transforms.py
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Original file line number Diff line number Diff line change
Expand Up @@ -12,6 +12,9 @@

import matplotlib.transforms as mtrans
import matplotlib.pyplot as plt
import matplotlib.path as mpath
import matplotlib.patches as mpatches



@cleanup
Expand Down Expand Up @@ -325,8 +328,29 @@ def test_line_extents_non_affine(self):
expeted_data_lim = np.array([[0., 0.], [9., 9.]]) + 20
np.testing.assert_array_almost_equal(ax.dataLim.get_points(),
expeted_data_lim)



def test_pathc_extents_non_affine(self):
ax = plt.axes()
offset = mtrans.Affine2D().translate(10, 10)
na_offset = NonAffineForTest(mtrans.Affine2D().translate(10, 10))
pth = mpath.Path(np.array([[0, 0], [0, 10], [10, 10], [10, 0]]))
patch = mpatches.PathPatch(pth, transform=offset + na_offset + ax.transData)
ax.add_patch(patch)
expeted_data_lim = np.array([[0., 0.], [10., 10.]]) + 20
np.testing.assert_array_almost_equal(ax.dataLim.get_points(),
expeted_data_lim)

def test_pathc_extents_affine(self):
ax = plt.axes()
offset = mtrans.Affine2D().translate(10, 10)
pth = mpath.Path(np.array([[0, 0], [0, 10], [10, 10], [10, 0]]))
patch = mpatches.PathPatch(pth, transform=offset + ax.transData)
ax.add_patch(patch)
expeted_data_lim = np.array([[0., 0.], [10., 10.]]) + 10
np.testing.assert_array_almost_equal(ax.dataLim.get_points(),
expeted_data_lim)


if __name__=='__main__':
import nose
nose.runmodule(argv=['-s','--with-doctest'], exit=False)
2 changes: 1 addition & 1 deletion 2 lib/matplotlib/transforms.py
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Original file line number Diff line number Diff line change
Expand Up @@ -46,7 +46,7 @@
import cbook
from path import Path

DEBUG = True
DEBUG = False
if DEBUG:
import warnings

Expand Down
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