matplotlib-checkins Mailing List for matplotlib

Revision: 7004
 http://matplotlib.svn.sourceforge.net/matplotlib/?rev=7004&view=rev
Author: jdh2358
Date: 2009年03月24日 01:57:26 +0000 (2009年3月24日)
Log Message:
-----------
ticker typo fixes
Modified Paths:
--------------
 trunk/matplotlib/lib/matplotlib/ticker.py
Modified: trunk/matplotlib/lib/matplotlib/ticker.py
===================================================================
--- trunk/matplotlib/lib/matplotlib/ticker.py	2009年03月24日 01:49:18 UTC (rev 7003)
+++ trunk/matplotlib/lib/matplotlib/ticker.py	2009年03月24日 01:57:26 UTC (rev 7004)
@@ -920,13 +920,13 @@
 """
 Keyword args:
 *prune*
- Remove edge ticks -- useful for stacked or ganed plots
+ Remove edge ticks -- useful for stacked or ganged plots
 where the upper tick of one axes overlaps with the lower
- tick of the axes above it. one of 'lower' | 'upper'|
+ tick of the axes above it. One of 'lower' | 'upper' |
 'both' | None. If prune=='lower', the smallest tick will
 be removed. If prune=='upper', the largest tick will be
 removed. If prune=='both', the largest and smallest ticks
- will be removed. If prune==None, no ticks will be removed
+ will be removed. If prune==None, no ticks will be removed.
 
 """
 self._nbins = int(nbins)
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Revision: 7003
 http://matplotlib.svn.sourceforge.net/matplotlib/?rev=7003&view=rev
Author: jdh2358
Date: 2009年03月24日 01:49:18 +0000 (2009年3月24日)
Log Message:
-----------
added prune option to maxnlocataor; updated finance demo
Modified Paths:
--------------
 trunk/matplotlib/examples/pylab_examples/finance_work2.py
 trunk/matplotlib/lib/matplotlib/ticker.py
Modified: trunk/matplotlib/examples/pylab_examples/finance_work2.py
===================================================================
--- trunk/matplotlib/examples/pylab_examples/finance_work2.py	2009年03月23日 19:18:35 UTC (rev 7002)
+++ trunk/matplotlib/examples/pylab_examples/finance_work2.py	2009年03月24日 01:49:18 UTC (rev 7003)
@@ -201,7 +201,7 @@
 ax3.text(0.025, 0.95, 'MACD (%d, %d, %d)'%(nfast, nslow, nema), va='top',
 transform=ax3.transAxes, fontsize=textsize)
 
-ax3.set_yticks([])
+#ax3.set_yticks([])
 # turn off upper axis tick labels, rotate the lower ones, etc
 for ax in ax1, ax2, ax2t, ax3:
 if ax!=ax3:
@@ -215,15 +215,11 @@
 ax.fmt_xdata = mdates.DateFormatter('%Y-%m-%d')
 
 
-class PriceFormatter(mticker.FormatStrFormatter):
- 'suppress the lowest tick label to prevent overlap'
- def __call__(self, x, pos=None):
- if pos==0:
- return ''
- else:
- return mticker.FormatStrFormatter.__call__(self, x, pos=None)
-ax2.yaxis.set_major_formatter(PriceFormatter('%d'))
 
+# at most 5 ticks, pruning the upper and lower so they don't overlap
+# with other ticks
+ax2.yaxis.set_major_locator(mticker.MaxNLocator(5, prune='both'))
+ax3.yaxis.set_major_locator(mticker.MaxNLocator(5, prune='both'))
 plt.show()
 
 
Modified: trunk/matplotlib/lib/matplotlib/ticker.py
===================================================================
--- trunk/matplotlib/lib/matplotlib/ticker.py	2009年03月23日 19:18:35 UTC (rev 7002)
+++ trunk/matplotlib/lib/matplotlib/ticker.py	2009年03月24日 01:49:18 UTC (rev 7003)
@@ -913,13 +913,27 @@
 """
 
 def __init__(self, nbins = 10, steps = None,
- trim = True,
- integer=False,
- symmetric=False):
+ trim = True,
+ integer=False,
+ symmetric=False,
+ prune=None):
+ """
+ Keyword args:
+ *prune*
+ Remove edge ticks -- useful for stacked or ganed plots
+ where the upper tick of one axes overlaps with the lower
+ tick of the axes above it. one of 'lower' | 'upper'|
+ 'both' | None. If prune=='lower', the smallest tick will
+ be removed. If prune=='upper', the largest tick will be
+ removed. If prune=='both', the largest and smallest ticks
+ will be removed. If prune==None, no ticks will be removed
+
+ """
 self._nbins = int(nbins)
 self._trim = trim
 self._integer = integer
 self._symmetric = symmetric
+ self._prune = prune
 if steps is None:
 self._steps = [1, 1.5, 2, 2.5, 3, 4, 5, 6, 8, 10]
 else:
@@ -957,7 +971,16 @@
 def __call__(self):
 vmin, vmax = self.axis.get_view_interval()
 vmin, vmax = mtransforms.nonsingular(vmin, vmax, expander = 0.05)
- return self.bin_boundaries(vmin, vmax)
+ locs = self.bin_boundaries(vmin, vmax)
+ #print 'locs=', locs
+ prune = self._prune
+ if prune=='lower':
+ locs = locs[1:]
+ elif prune=='upper':
+ locs = locs[:-1]
+ elif prune=='both':
+ locs = locs[1:-1]
+ return locs
 
 def view_limits(self, dmin, dmax):
 if self._symmetric:
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