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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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Doc improvements and line wrapping.
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@pelson
pelson committed Aug 21, 2012
commit 4b0fbb526b524132cb574df0fb6232f34e254f14
3 changes: 2 additions & 1 deletion lib/matplotlib/lines.py
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Expand Up @@ -448,7 +448,8 @@ def recache(self, always=False):
def _transform_path(self, subslice=None):
"""
Puts a TransformedPath instance at self._transformed_path,
all invalidation of the transform is then handled by the TransformedPath instance.
all invalidation of the transform is then handled by the
TransformedPath instance.
"""
# Masked arrays are now handled by the Path class itself
if subslice is not None:
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10 changes: 8 additions & 2 deletions lib/matplotlib/patches.py
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Original file line number Diff line number Diff line change
Expand Up @@ -168,13 +168,19 @@ def get_transform(self):

def get_data_transform(self):
"""
Return the :class:`~matplotlib.transforms.Transform` ... I'm not sure
Return the :class:`~matplotlib.transforms.Transform` instance which
maps data coordinates to physical coordinates.
"""
return artist.Artist.get_transform(self)

def get_patch_transform(self):
"""
Return the :class:`~matplotlib.transforms.Transform` ... I'm not sure
Return the :class:`~matplotlib.transforms.Transform` instance which
takes patch coordinates to data coordinates.

For example, one may define a patch of a circle which represents a
radius of 5 by providing coordinates for a unit circle, and a
transform which scales the coordinates (the patch coordinate) by 5.
"""
return transforms.IdentityTransform()

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