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anntzeranntzer
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New Formatter API.
A back-compatibility layer is missing. The LogFormatter and variants classes could use some improvement. Assigment to `Axes.fmt_{x,y}data` has been removed as assignment to `Axes.format_{x,y}data` does exactly the same.
1 parent 9c690ed commit 77774bc

36 files changed

Lines changed: 897 additions & 1057 deletions

‎doc/users/recipes.rst‎

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@@ -139,7 +139,7 @@ the x locations are formatted the same way the tick labels are, e.g.,
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a higher degree of precision, e.g., giving us the exact date out mouse is
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hovering over. To fix the first problem, we can use
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:func:`matplotlib.figure.Figure.autofmt_xdate` and to fix the second
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problem we can use the ``ax.fmt_xdata`` attribute which can be set to
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problem we can use the ``ax.format_xdata`` attribute which can be set to
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any function that takes a scalar and returns a string. matplotlib has
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a number of date formatters built in, so we'll use one of those.
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@@ -157,7 +157,7 @@ a number of date formatters built in, so we'll use one of those.
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# use a more precise date string for the x axis locations in the
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# toolbar
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import matplotlib.dates as mdates
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ax.fmt_xdata = mdates.DateFormatter('%Y-%m-%d')
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ax.format_xdata = mdates.DateFormatter('%Y-%m-%d').format_for_cursor
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plt.title('fig.autofmt_xdate fixes the labels')
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Now when you hover your mouse over the plotted data, you'll see date

‎examples/api/custom_projection_example.py‎

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@@ -291,12 +291,12 @@ class DegreeFormatter(Formatter):
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"""
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def __init__(self, round_to=1.0):
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super(HammerAxes.DegreeFormatter, self).__init__()
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self._round_to = round_to
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def __call__(self, x, pos=None):
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def format_for_tick(self, x, pos=None):
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degrees = np.round(np.degrees(x) / self._round_to) * self._round_to
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# \u00b0 : degree symbol
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return "%d\u00b0" % degrees
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return "%d\N{DEGREE SIGN}" % degrees
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def set_longitude_grid(self, degrees):
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"""

‎examples/api/custom_scale_example.py‎

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@@ -70,9 +70,8 @@ def set_default_locators_and_formatters(self, axis):
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value::
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"""
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class DegreeFormatter(Formatter):
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def __call__(self, x, pos=None):
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# \u00b0 : degree symbol
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return "%d\u00b0" % (np.degrees(x))
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def format_for_tick(self, x, pos=None):
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return "%d\N{DEGREE SIGN}" % (np.degrees(x))
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axis.set_major_locator(FixedLocator(
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np.radians(np.arange(-90, 90, 10))))

‎examples/api/date_demo.py‎

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@@ -52,7 +52,7 @@
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# format the coords message box
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def price(x):
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return '$%1.2f' % x
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ax.format_xdata = mdates.DateFormatter('%Y-%m-%d')
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ax.format_xdata = mdates.DateFormatter('%Y-%m-%d').format_for_cursor
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ax.format_ydata = price
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ax.grid(True)
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‎examples/pylab_examples/contour_label_demo.py‎

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@@ -80,8 +80,7 @@ def __repr__(self):
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CS = plt.contour(X, Y, 100**Z, locator=plt.LogLocator())
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fmt = ticker.LogFormatterMathtext()
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fmt.create_dummy_axis()
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plt.clabel(CS, CS.levels, fmt=fmt)
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plt.clabel(CS, CS.levels, fmt=fmt.format_for_tick)
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plt.title("$100^Z$")
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plt.show()

‎examples/pylab_examples/date_demo1.py‎

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@@ -45,8 +45,8 @@
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# format the coords message box
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def price(x):
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return '$%1.2f' % x
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ax.fmt_xdata = DateFormatter('%Y-%m-%d')
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ax.fmt_ydata = price
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ax.format_xdata = DateFormatter('%Y-%m-%d').format_for_cursor
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ax.format_ydata = price
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ax.grid(True)
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fig.autofmt_xdate()

‎examples/pylab_examples/date_demo_convert.py‎

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@@ -27,7 +27,7 @@
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ax.xaxis.set_minor_locator(HourLocator(arange(0, 25, 6)))
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ax.xaxis.set_major_formatter(DateFormatter('%Y-%m-%d'))
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ax.fmt_xdata = DateFormatter('%Y-%m-%d %H:%M:%S')
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ax.format_xdata = DateFormatter('%Y-%m-%d %H:%M:%S').format_for_cursor
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fig.autofmt_xdate()
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plt.show()

‎examples/pylab_examples/date_index_formatter.py‎

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@@ -22,10 +22,11 @@
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class MyFormatter(Formatter):
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def __init__(self, dates, fmt='%Y-%m-%d'):
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super(MyFormatter, self).__init__()
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self.dates = dates
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self.fmt = fmt
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def __call__(self, x, pos=0):
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def format_for_tick(self, x, pos=0):
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'Return the label for time x at position pos'
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ind = int(round(x))
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if ind >= len(self.dates) or ind < 0:

‎examples/pylab_examples/demo_ribbon_box.py‎

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@@ -104,7 +104,7 @@ def draw(self, renderer, *args, **kwargs):
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]
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heights = np.random.random(years.shape) * 7000 + 3000
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fmt = ScalarFormatter(useOffset=False)
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fmt = ScalarFormatter(use_offset=False)
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ax.xaxis.set_major_formatter(fmt)
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for year, h, bc in zip(years, heights, box_colors):

‎examples/pylab_examples/finance_work2.py‎

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@@ -186,7 +186,7 @@ def moving_average_convergence(x, nslow=26, nfast=12):
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label.set_rotation(30)
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label.set_horizontalalignment('right')
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189-
ax.fmt_xdata = mdates.DateFormatter('%Y-%m-%d')
189+
ax.format_xdata = mdates.DateFormatter('%Y-%m-%d').format_for_cursor
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class MyLocator(mticker.MaxNLocator):

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