/usr/share/pyshared/mpl_toolkits/axes_grid1/axes_rgb.py is in python-matplotlib 1.3.1-1ubuntu5.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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from axes_divider import make_axes_locatable, Size, locatable_axes_factory
def make_rgb_axes(ax, pad=0.01, axes_class=None, add_all=True):
"""
pad : fraction of the axes height.
"""
divider = make_axes_locatable(ax)
pad_size = Size.Fraction(pad, Size.AxesY(ax))
xsize = Size.Fraction((1.-2.*pad)/3., Size.AxesX(ax))
ysize = Size.Fraction((1.-2.*pad)/3., Size.AxesY(ax))
divider.set_horizontal([Size.AxesX(ax), pad_size, xsize])
divider.set_vertical([ysize, pad_size, ysize, pad_size, ysize])
ax.set_axes_locator(divider.new_locator(0, 0, ny1=-1))
ax_rgb = []
if axes_class is None:
try:
axes_class = locatable_axes_factory(ax._axes_class)
except AttributeError:
axes_class = locatable_axes_factory(type(ax))
for ny in [4, 2, 0]:
ax1 = axes_class(ax.get_figure(),
ax.get_position(original=True),
sharex=ax, sharey=ax)
locator = divider.new_locator(nx=2, ny=ny)
ax1.set_axes_locator(locator)
for t in ax1.yaxis.get_ticklabels() + ax1.xaxis.get_ticklabels():
t.set_visible(False)
try:
for axis in ax1.axis.values():
axis.major_ticklabels.set_visible(False)
except AttributeError:
pass
ax_rgb.append(ax1)
if add_all:
fig = ax.get_figure()
for ax1 in ax_rgb:
fig.add_axes(ax1)
return ax_rgb
#import matplotlib.axes as maxes
def imshow_rgb(ax, r, g, b, **kwargs):
ny, nx = r.shape
R = np.zeros([ny, nx, 3], dtype="d")
R[:,:,0] = r
G = np.zeros_like(R)
G[:,:,1] = g
B = np.zeros_like(R)
B[:,:,2] = b
RGB = R + G + B
im_rgb = ax.imshow(RGB, **kwargs)
return im_rgb
from mpl_axes import Axes
class RGBAxesBase(object):
def __init__(self, *kl, **kwargs):
pad = kwargs.pop("pad", 0.0)
add_all = kwargs.pop("add_all", True)
axes_class = kwargs.pop("axes_class", None)
if axes_class is None:
axes_class = self._defaultAxesClass
ax = axes_class(*kl, **kwargs)
divider = make_axes_locatable(ax)
pad_size = Size.Fraction(pad, Size.AxesY(ax))
xsize = Size.Fraction((1.-2.*pad)/3., Size.AxesX(ax))
ysize = Size.Fraction((1.-2.*pad)/3., Size.AxesY(ax))
divider.set_horizontal([Size.AxesX(ax), pad_size, xsize])
divider.set_vertical([ysize, pad_size, ysize, pad_size, ysize])
ax.set_axes_locator(divider.new_locator(0, 0, ny1=-1))
ax_rgb = []
for ny in [4, 2, 0]:
ax1 = axes_class(ax.get_figure(),
ax.get_position(original=True),
sharex=ax, sharey=ax, **kwargs)
locator = divider.new_locator(nx=2, ny=ny)
ax1.set_axes_locator(locator)
ax1.axis[:].toggle(ticklabels=False)
#for t in ax1.yaxis.get_ticklabels() + ax1.xaxis.get_ticklabels():
# t.set_visible(False)
#if hasattr(ax1, "_axislines"):
# for axisline in ax1._axislines.values():
# axisline.major_ticklabels.set_visible(False)
ax_rgb.append(ax1)
self.RGB = ax
self.R, self.G, self.B = ax_rgb
if add_all:
fig = ax.get_figure()
fig.add_axes(ax)
self.add_RGB_to_figure()
self._config_axes()
def _config_axes(self):
for ax1 in [self.RGB, self.R, self.G, self.B]:
#for sp1 in ax1.spines.values():
# sp1.set_color("w")
ax1.axis[:].line.set_color("w")
ax1.axis[:].major_ticks.set_mec("w")
# for tick in ax1.xaxis.get_major_ticks() + ax1.yaxis.get_major_ticks():
# tick.tick1line.set_mec("w")
# tick.tick2line.set_mec("w")
def add_RGB_to_figure(self):
self.RGB.get_figure().add_axes(self.R)
self.RGB.get_figure().add_axes(self.G)
self.RGB.get_figure().add_axes(self.B)
def imshow_rgb(self, r, g, b, **kwargs):
ny, nx = r.shape
R = np.zeros([ny, nx, 3], dtype="d")
R[:,:,0] = r
G = np.zeros_like(R)
G[:,:,1] = g
B = np.zeros_like(R)
B[:,:,2] = b
RGB = R + G + B
im_rgb = self.RGB.imshow(RGB, **kwargs)
im_r = self.R.imshow(R, **kwargs)
im_g = self.G.imshow(G, **kwargs)
im_b = self.B.imshow(B, **kwargs)
return im_rgb, im_r, im_g, im_b
class RGBAxes(RGBAxesBase):
_defaultAxesClass = Axes
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