Hi,
attached is a patch for contour.py against latest svn that adds support
for the keyword "linestyles" for contour plots. Could someone commit
that to svn?
Manuel
Index: contour.py
===================================================================
--- contour.py (revision 4093)
+++ contour.py (working copy)
@@ -390,7 +390,8 @@
self.levels = kwargs.get('levels', None)
self.filled = kwargs.get('filled', False)
self.linewidths = kwargs.get('linewidths', None)
-
+ self.linestyles = kwargs.get('linestyles', 'solid')
+
self.alpha = kwargs.get('alpha', 1.0)
self.origin = kwargs.get('origin', None)
self.extent = kwargs.get('extent', None)
@@ -457,11 +458,13 @@
else:
tlinewidths = self._process_linewidths()
self.tlinewidths = tlinewidths
+ tlinestyles = self._process_linestyles()
C = _cntr.Cntr(x, y, z.filled(), _mask)
- for level, width in zip(self.levels, tlinewidths):
+ for level, width, lstyle in zip(self.levels, tlinewidths, tlinestyles):
nlist = C.trace(level, points = 0)
col = collections.LineCollection(nlist,
- linewidths = width)
+ linewidths = width,
+ linestyle = lstyle)
if level < 0.0 and self.monochrome:
ls = mpl.rcParams['contour.negative_linestyle']
@@ -696,6 +699,18 @@
linewidths = [linewidths] * Nlev
tlinewidths = [(w,) for w in linewidths]
return tlinewidths
+
+ def _process_linestyles(self):
+ linestyles = self.linestyles
+ Nlev = len(self.levels)
+ if linestyles is None:
+ tlinestyles = ['solid'] * Nlev
+ else:
+ if cbook.is_string_like(linestyles):
+ tlinestyles = [linestyles] * Nlev
+ elif cbook.iterable(linestyles) and len(linestyles) < Nlev:
+ tlinestyles = list(linestyles) * int(npy.ceil(Nlev/len(linestyles)))
+ return tlinestyles
def get_alpha(self):
'''For compatibility with artists, return self.alpha'''
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