Revision: 7079
http://matplotlib.svn.sourceforge.net/matplotlib/?rev=7079&view=rev
Author: jdh2358
Date: 2009-05-04 18:19:18 +0000 (Mon, 04 May 2009)
Log Message:
-----------
added sf patch 2786759 for fill_betweenx
Modified Paths:
--------------
trunk/matplotlib/CHANGELOG
trunk/matplotlib/boilerplate.py
trunk/matplotlib/lib/matplotlib/axes.py
trunk/matplotlib/lib/matplotlib/pyplot.py
Modified: trunk/matplotlib/CHANGELOG
===================================================================
--- trunk/matplotlib/CHANGELOG 2009-05-03 00:09:06 UTC (rev 7078)
+++ trunk/matplotlib/CHANGELOG 2009-05-04 18:19:18 UTC (rev 7079)
@@ -1,7 +1,10 @@
======================================================================
+2009-05-04 Added TJ's fill_betweenx patch - JDH
+
2009-05-02 Added options to plotfile based on question from
Joseph Smidt and patch by Matthias Michler. - EF
+
2009-05-01 Changed add_artist and similar Axes methods to
return their argument. - EF
Modified: trunk/matplotlib/boilerplate.py
===================================================================
--- trunk/matplotlib/boilerplate.py 2009-05-03 00:09:06 UTC (rev 7078)
+++ trunk/matplotlib/boilerplate.py 2009-05-04 18:19:18 UTC (rev 7079)
@@ -65,6 +65,7 @@
'errorbar',
'fill',
'fill_between',
+ 'fill_betweenx',
'hexbin',
'hist',
'hlines',
Modified: trunk/matplotlib/lib/matplotlib/axes.py
===================================================================
--- trunk/matplotlib/lib/matplotlib/axes.py 2009-05-03 00:09:06 UTC (rev
7078)
+++ trunk/matplotlib/lib/matplotlib/axes.py 2009-05-04 18:19:18 UTC (rev
7079)
@@ -5826,10 +5826,10 @@
an N length np array of the x data
*y1*
- an N length scalar or np array of the x data
+ an N length scalar or np array of the y data
*y2*
- an N length scalar or np array of the x data
+ an N length scalar or np array of the y data
*where*
if None, default to fill between everywhere. If not None,
@@ -5844,6 +5844,12 @@
%(PolyCollection)s
.. plot:: mpl_examples/pylab_examples/fill_between.py
+
+ .. seealso::
+
+ :meth:`fill_betweenx`
+ for filling between two sets of x-values
+
"""
# Handle united data, such as dates
self._process_unit_info(xdata=x, ydata=y1, kwargs=kwargs)
@@ -5913,6 +5919,113 @@
return collection
fill_between.__doc__ = cbook.dedent(fill_between.__doc__) % martist.kwdocd
+ def fill_betweenx(self, y, x1, x2=0, where=None, **kwargs):
+ """
+ call signature::
+
+ fill_between(y, x1, x2=0, where=None, **kwargs)
+
+ Create a :class:`~matplotlib.collections.PolyCollection`
+ filling the regions between *x1* and *x2* where
+ ``where==True``
+
+ *y*
+ an N length np array of the y data
+
+ *x1*
+ an N length scalar or np array of the x data
+
+ *x2*
+ an N length scalar or np array of the x data
+
+ *where*
+ if None, default to fill between everywhere. If not None,
+ it is a a N length numpy boolean array and the fill will
+ only happen over the regions where ``where==True``
+
+ *kwargs*
+ keyword args passed on to the :class:`PolyCollection`
+
+ kwargs control the Polygon properties:
+
+ %(PolyCollection)s
+
+ .. plot:: mpl_examples/pylab_examples/fill_betweenx.py
+
+ .. seealso::
+
+ :meth:`fill_between`
+ for filling between two sets of y-values
+
+ """
+ # Handle united data, such as dates
+ self._process_unit_info(ydata=y, xdata=x1, kwargs=kwargs)
+ self._process_unit_info(xdata=x2)
+
+ # Convert the arrays so we can work with them
+ y = np.asanyarray(self.convert_yunits(y))
+ x1 = np.asanyarray(self.convert_xunits(x1))
+ x2 = np.asanyarray(self.convert_xunits(x2))
+
+ if x1.ndim == 0:
+ x1 = np.ones_like(y)*x1
+ if x2.ndim == 0:
+ x2 = np.ones_like(y)*x2
+
+ if where is None:
+ where = np.ones(len(y), np.bool)
+ else:
+ where = np.asarray(where, np.bool)
+
+ if not (y.shape == x1.shape == x2.shape == where.shape):
+ raise ValueError("Argument dimensions are incompatible")
+
+ mask = reduce(ma.mask_or,
+ [ma.getmask(y), ma.getmask(x1), ma.getmask(x2)])
+ if mask is not ma.nomask:
+ where &= ~mask
+
+ polys = []
+ for ind0, ind1 in mlab.contiguous_regions(where):
+ theseverts = []
+ yslice = y[ind0:ind1]
+ x1slice = x1[ind0:ind1]
+ x2slice = x2[ind0:ind1]
+
+ if not len(yslice):
+ continue
+
+ N = len(yslice)
+ Y = np.zeros((2*N+2, 2), np.float)
+
+ # the purpose of the next two lines is for when x2 is a
+ # scalar like 0 and we want the fill to go all the way
+ # down to 0 even if none of the x1 sample points do
+ Y[0] = x2slice[0], yslice[0]
+ Y[N+1] = x2slice[-1], yslice[-1]
+
+ Y[1:N+1,0] = x1slice
+ Y[1:N+1,1] = yslice
+ Y[N+2:,0] = x2slice[::-1]
+ Y[N+2:,1] = yslice[::-1]
+
+ polys.append(Y)
+
+ collection = mcoll.PolyCollection(polys, **kwargs)
+
+ # now update the datalim and autoscale
+ X1Y = np.array([x1[where], y[where]]).T
+ X2Y = np.array([x2[where], y[where]]).T
+ self.dataLim.update_from_data_xy(X1Y, self.ignore_existing_data_limits,
+ updatex=True, updatey=True)
+
+ self.dataLim.update_from_data_xy(X2Y, self.ignore_existing_data_limits,
+ updatex=False, updatey=True)
+ self.add_collection(collection)
+ self.autoscale_view()
+ return collection
+ fill_between.__doc__ = cbook.dedent(fill_between.__doc__) % martist.kwdocd
+
#### plotting z(x,y): imshow, pcolor and relatives, contour
def imshow(self, X, cmap=None, norm=None, aspect=None,
Modified: trunk/matplotlib/lib/matplotlib/pyplot.py
===================================================================
--- trunk/matplotlib/lib/matplotlib/pyplot.py 2009-05-03 00:09:06 UTC (rev
7078)
+++ trunk/matplotlib/lib/matplotlib/pyplot.py 2009-05-04 18:19:18 UTC (rev
7079)
@@ -1185,7 +1185,8 @@
figtext add text in figure coords
figure create or change active figure
fill make filled polygons
- fill_between make filled polygons
+ fill_between make filled polygons between two sets of y-values
+ fill_betweenx make filled polygons between two sets of x-values
gca return the current axes
gcf return the current figure
gci get the current image, or None
@@ -1973,6 +1974,28 @@
# This function was autogenerated by boilerplate.py. Do not edit as
# changes will be lost
+def fill_betweenx(*args, **kwargs):
+ # allow callers to override the hold state by passing hold=True|False
+ b = ishold()
+ h = kwargs.pop('hold', None)
+ if h is not None:
+ hold(h)
+ try:
+ ret = gca().fill_betweenx(*args, **kwargs)
+ draw_if_interactive()
+ except:
+ hold(b)
+ raise
+
+ hold(b)
+ return ret
+if Axes.fill_betweenx.__doc__ is not None:
+ fill_betweenx.__doc__ = dedent(Axes.fill_betweenx.__doc__) + """
+
+Additional kwargs: hold = [True|False] overrides default hold state"""
+
+# This function was autogenerated by boilerplate.py. Do not edit as
+# changes will be lost
def hexbin(*args, **kwargs):
# allow callers to override the hold state by passing hold=True|False
b = ishold()
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