Jul 6, 2010 · Jul 6, 2010 · Jul 6, 2010 · Jul 6, 2010 · Jul 6, 2010 · Jul 9, 2010
diff --git a/lib/matplotlib/projections/polar.py b/lib/matplotlib/projections/polar.py
 from matplotlib.path import Path
 from matplotlib.ticker import Formatter, Locator, FormatStrFormatter
 from matplotlib.transforms import Affine2D, Affine2DBase, Bbox, \
    BboxTransformTo, IdentityTransform, Transform, TransformWrapper
    BboxTransformTo, IdentityTransform, Transform, TransformWrapper, \
    ScaledTranslation, blended_transform_factory
 import matplotlib.spines as mspines

 class PolarAxes(Axes):
            Affine2D().scale(np.pi * 2.0, 1.0) +
            self.transData)
        # The r-axis labels are put at an angle and padded in the r-direction
        self._r_label1_position = Affine2D().translate(22.5, self._rpad)
        self._r_label1_position = ScaledTranslation(
            22.5, self._rpad,
            blended_transform_factory(Affine2D(), BboxTransformTo(self.viewLim)))
        self._yaxis_text1_transform = (
            self._r_label1_position +
            Affine2D().scale(1.0 / 360.0, 1.0) +
            self._yaxis_transform
            )
        self._r_label2_position = Affine2D().translate(22.5, self._rpad)
        self._r_label2_position = ScaledTranslation(
            22.5, -self._rpad,
            blended_transform_factory(Affine2D(), BboxTransformTo(self.viewLim)))
        self._yaxis_text2_transform = (
            self._r_label2_position +
            Affine2D().scale(1.0 / 360.0, 1.0) +
            angle = self._r_label1_position.to_values()[4]
        if rpad is not None:
            self._rpad = rpad
        rmax = self.get_rmax()
        self._r_label1_position.clear().translate(angle, self._rpad * rmax)
        self._r_label2_position.clear().translate(angle, -self._rpad * rmax)
        self._r_label1_position._t = (angle, self._rpad)
        self._r_label1_position.invalidate()
        self._r_label2_position._t = (angle, -self._rpad)
        self._r_label2_position.invalidate()
        for t in self.yaxis.get_ticklabels():
            t.update(kwargs)
        return self.yaxis.get_gridlines(), self.yaxis.get_ticklabels()
                dt = dt0 * -1.0
            dt = (dt / np.pi) * 180.0

            rpad = self._r_label1_position.to_values()[5]
            self._r_label1_position.clear().translate(
    p.r_label_angle - dt, rpad)
            self._r_label2_position.clear().translate(
    p.r_label_angle - dt, -rpad)
            rpad = self._rpad
            self._r_label1_position._t = (p.r_label_angle - dt, rpad)
 self._r_label1_position.invalidate()
            self._r_label2_position._t = (p.r_label_angle - dt, -rpad)
 self._r_label2_position.invalidate()

        elif p.mode == 'zoom':
            startt, startr = p.trans_inverse.transform_point((p.x, p.y))
diff --git a/lib/matplotlib/tests/baseline_images/test_axes/polar_units.png b/lib/matplotlib/tests/baseline_images/test_axes/polar_units.png
Original file line number	Diff line number	Diff line change
Expand Up		@@ -13,7 +13,8 @@
		from matplotlib.path import Path
		from matplotlib.ticker import Formatter, Locator, FormatStrFormatter
		from matplotlib.transforms import Affine2D, Affine2DBase, Bbox, \
		BboxTransformTo, IdentityTransform, Transform, TransformWrapper
		BboxTransformTo, IdentityTransform, Transform, TransformWrapper, \
		ScaledTranslation, blended_transform_factory
		import matplotlib.spines as mspines

		class PolarAxes(Axes):
Expand DownExpand Up		@@ -287,13 +288,17 @@ def _set_lim_and_transforms(self):
		Affine2D().scale(np.pi * 2.0, 1.0) +
		self.transData)
		# The r-axis labels are put at an angle and padded in the r-direction
		self._r_label1_position = Affine2D().translate(22.5, self._rpad)
		self._r_label1_position = ScaledTranslation(
		22.5, self._rpad,
		blended_transform_factory(Affine2D(), BboxTransformTo(self.viewLim)))
		self._yaxis_text1_transform = (
		self._r_label1_position +
		Affine2D().scale(1.0 / 360.0, 1.0) +
		self._yaxis_transform
		)
		self._r_label2_position = Affine2D().translate(22.5, self._rpad)
		self._r_label2_position = ScaledTranslation(
		22.5, -self._rpad,
		blended_transform_factory(Affine2D(), BboxTransformTo(self.viewLim)))
		self._yaxis_text2_transform = (
		self._r_label2_position +
		Affine2D().scale(1.0 / 360.0, 1.0) +
Expand DownExpand Up		@@ -435,9 +440,10 @@ def set_rgrids(self, radii, labels=None, angle=None, rpad=None, fmt=None,
		angle = self._r_label1_position.to_values()[4]
		if rpad is not None:
		self._rpad = rpad
		rmax = self.get_rmax()
		self._r_label1_position.clear().translate(angle, self._rpad * rmax)
		self._r_label2_position.clear().translate(angle, -self._rpad * rmax)
		self._r_label1_position._t = (angle, self._rpad)
		self._r_label1_position.invalidate()
		self._r_label2_position._t = (angle, -self._rpad)
		self._r_label2_position.invalidate()
		for t in self.yaxis.get_ticklabels():
		t.update(kwargs)
		return self.yaxis.get_gridlines(), self.yaxis.get_ticklabels()
Expand DownExpand Up		@@ -516,11 +522,11 @@ def drag_pan(self, button, key, x, y):
		dt = dt0 * -1.0
		dt = (dt / np.pi) * 180.0

		rpad = self._r_label1_position.to_values()[5]
		self._r_label1_position.clear().translate(
		p.r_label_angle - dt, rpad)
		self._r_label2_position.clear().translate(
		p.r_label_angle - dt, -rpad)
		rpad = self._rpad
		self._r_label1_position._t = (p.r_label_angle - dt, rpad)
		self._r_label1_position.invalidate()
		self._r_label2_position._t = (p.r_label_angle - dt, -rpad)
		self._r_label2_position.invalidate()

		elif p.mode == 'zoom':
		startt, startr = p.trans_inverse.transform_point((p.x, p.y))
Expand Down