diff --git a/doc/api/api_changes.rst b/doc/api/api_changes.rst index 50fd30a70bbf..d4fbf5bd2689 100644 --- a/doc/api/api_changes.rst +++ b/doc/api/api_changes.rst @@ -10,6 +10,30 @@ out what caused the breakage and how to fix it by updating your code. For new features that were added to Matplotlib, please see :ref:`whats-new`. +API Changes in 2.0.1 +==================== + +Extensions to `matplotlib.backend_bases.GraphicsContextBase` +------------------------------------------------------------ + +To better support controlling the color of hatches, the method +`matplotlib.backend_bases.GraphicsContextBase.set_hatch_color` was +added to the expected API of ``GraphicsContext`` classes. Calls to +this method are currently wrapped with a ``try:...except Attribute:`` +block to preserve back-compatibility with any third-party backends +which do not extend `~matplotlib.backend_bases.GraphicsContextBase`. + +This value can be accessed in the backends via +`matplotlib.backend_bases.GraphicsContextBase.get_hatch_color` (which +was added in 2.0 see :ref:`gc_get_hatch_color_wn`) and should be used +to color the hatches. + +In the future there may also be ``hatch_linewidth`` and +``hatch_density`` related methods added. It is encouraged, but not +required that third-party backends extend +`~matplotlib.backend_bases.GraphicsContextBase` to make adapting to +these changes easier. + API Changes in 2.0.0 ==================== diff --git a/doc/users/dflt_style_changes.rst b/doc/users/dflt_style_changes.rst index 9414404b8067..08ffea240aef 100644 --- a/doc/users/dflt_style_changes.rst +++ b/doc/users/dflt_style_changes.rst @@ -256,6 +256,12 @@ or by setting:: In your :file:`matplotlibrc` file. +In addition, the ``forward`` kwarg to +`~matplotlib.Figure.set_size_inches` now defaults to `True` to improve +the interactive experience. Backend canvases that adjust the size of +their bound `matplotlib.figure.Figure` must pass ``forward=False`` to +avoid circular behavior. This default is not configurable. + Plotting functions ================== @@ -624,20 +630,24 @@ To restore the previous behavior explicitly pass the keyword argument Hatching ======== -The color and width of the lines in a hatch pattern are now configurable by the -rcParams `hatch.color` and `hatch.linewidth`, with defaults of black and 1 -point, respectively. The old behaviour for the color was to apply the edge -color or use black, depending on the artist; the old behavior for the line -width was different depending on backend: + +The color of the lines in the hatch is now determined by + + - If an edge color is explicitly set, use that for the hatch color + - If the edge color is not explicitly set, use ``rcParam['hatch.color']`` which + is looked up at artist creation time. + +The width of the lines in a hatch pattern is now configurable by the +rcParams `hatch.linewidth`, which defaults to 1 point. The old +behavior for the line width was different depending on backend: - PDF: 0.1 pt - SVG: 1.0 pt - PS: 1 px - Agg: 1 px -The old color behavior can not be restored. The old line width behavior can not -be restored across all backends simultaneously, but can be restored for a -single backend by setting:: +The old line width behavior can not be restored across all backends +simultaneously, but can be restored for a single backend by setting:: mpl.rcParams['hatch.linewidth'] = 0.1 # previous pdf hatch linewidth mpl.rcParams['hatch.linewidth'] = 1.0 # previous svg hatch linewidth @@ -650,7 +660,7 @@ The behavior of the PS and Agg backends was DPI dependent, thus:: mpl.rcParams['hatch.linewidth'] = 1.0 / dpi # previous ps and Agg hatch linewidth -There is no API level control of the hatch color or linewidth. +There is no direct API level control of the hatch color or linewidth. Hatching patterns are now rendered at a consistent density, regardless of DPI. Formerly, high DPI figures would be more dense than the default, and low DPI diff --git a/doc/users/whats_new.rst b/doc/users/whats_new.rst index ee7c89f09412..daef2a3d2fb9 100644 --- a/doc/users/whats_new.rst +++ b/doc/users/whats_new.rst @@ -313,6 +313,20 @@ value of ``None`` instead of ``2``. If ``None`` is given as ``zorder``, :func:`streamplot` has a default ``zorder`` of ``matplotlib.lines.Line2D.zorder``. +.. _gc_get_hatch_color_wn: + +Extension to `matplotlib.backend_bases.GraphicsContextBase` +----------------------------------------------------------- + +To support standardizing hatch behavior across the backends we ship +the `matplotlib.backend_bases.GraphicsContextBase.get_hatch_color` +method as added to `matplotlib.backend_bases.GraphicsContextBase`. +This is only used during the render process in the backends we ship so +will not break any third-party backends. + +If you maintain a third-party backend which extends +`~matplotlib.backend_bases.GraphicsContextBase` this method is now +available to you and should be used to color hatch patterns. Previous Whats New ================== diff --git a/examples/pylab_examples/matshow.py b/examples/pylab_examples/matshow.py index 8d441461158d..a1bbc8d19be1 100755 --- a/examples/pylab_examples/matshow.py +++ b/examples/pylab_examples/matshow.py @@ -10,6 +10,7 @@ def samplemat(dims): aa[i, i] = i return aa + # Display matrix plt.matshow(samplemat((15, 35))) diff --git a/lib/matplotlib/_cm.py b/lib/matplotlib/_cm.py index 882f62d93e07..2ea33ed22ebe 100644 --- a/lib/matplotlib/_cm.py +++ b/lib/matplotlib/_cm.py @@ -1384,8 +1384,8 @@ def __getitem__(self, key): "Vega20b_r", "Vega20c", "Vega20c_r"]: warn_deprecated( "2.0", - name="Vega colormaps", - alternative="tab", + name=key, + alternative="tab" + key[4:], obj_type="colormap" ) diff --git a/lib/matplotlib/axes/_axes.py b/lib/matplotlib/axes/_axes.py index a8c80cf5d5ba..f5b8eb2ea53e 100644 --- a/lib/matplotlib/axes/_axes.py +++ b/lib/matplotlib/axes/_axes.py @@ -2798,6 +2798,9 @@ def errorbar(self, x, y, yerr=None, xerr=None, .. plot:: mpl_examples/statistics/errorbar_demo.py """ kwargs = cbook.normalize_kwargs(kwargs, _alias_map) + # anything that comes in as 'None', drop so the default thing + # happens down stream + kwargs = {k: v for k, v in kwargs.items() if v is not None} kwargs.setdefault('zorder', 2) if errorevery < 1: diff --git a/lib/matplotlib/backend_bases.py b/lib/matplotlib/backend_bases.py index ba75a447795a..294543b4ed54 100644 --- a/lib/matplotlib/backend_bases.py +++ b/lib/matplotlib/backend_bases.py @@ -838,6 +838,8 @@ def copy_properties(self, gc): self._linewidth = gc._linewidth self._rgb = gc._rgb self._hatch = gc._hatch + self._hatch_color = gc._hatch_color + self._hatch_linewidth = gc._hatch_linewidth self._url = gc._url self._gid = gc._gid self._snap = gc._snap @@ -1123,6 +1125,12 @@ def get_hatch_color(self): """ return self._hatch_color + def set_hatch_color(self, hatch_color): + """ + sets the color to use for hatching. + """ + self._hatch_color = hatch_color + def get_hatch_linewidth(self): """ Gets the linewidth to use for hatching. diff --git a/lib/matplotlib/backends/backend_pdf.py b/lib/matplotlib/backends/backend_pdf.py index 701aee35f64e..54232c310e0c 100644 --- a/lib/matplotlib/backends/backend_pdf.py +++ b/lib/matplotlib/backends/backend_pdf.py @@ -2253,14 +2253,14 @@ def alpha_cmd(self, alpha, forced, effective_alphas): name = self.file.alphaState(effective_alphas) return [name, Op.setgstate] - def hatch_cmd(self, hatch): + def hatch_cmd(self, hatch, hatch_color): if not hatch: if self._fillcolor is not None: return self.fillcolor_cmd(self._fillcolor) else: return [Name('DeviceRGB'), Op.setcolorspace_nonstroke] else: - hatch_style = (self._hatch_color, self._fillcolor, hatch) + hatch_style = (hatch_color, self._fillcolor, hatch) name = self.file.hatchPattern(hatch_style) return [Name('Pattern'), Op.setcolorspace_nonstroke, name, Op.setcolor_nonstroke] @@ -2324,7 +2324,8 @@ def clip_cmd(self, cliprect, clippath): (('_linewidth',), linewidth_cmd), (('_dashes',), dash_cmd), (('_rgb',), rgb_cmd), - (('_hatch',), hatch_cmd), # must come after fillcolor and rgb + # must come after fillcolor and rgb + (('_hatch', '_hatch_color'), hatch_cmd), ) # TODO: _linestyle @@ -2355,7 +2356,7 @@ def delta(self, other): break # Need to update hatching if we also updated fillcolor - if params == ('_hatch',) and fill_performed: + if params == ('_hatch', '_hatch_color') and fill_performed: different = True if different: diff --git a/lib/matplotlib/collections.py b/lib/matplotlib/collections.py index 16ceae7171da..230d0030afb4 100644 --- a/lib/matplotlib/collections.py +++ b/lib/matplotlib/collections.py @@ -131,6 +131,7 @@ def __init__(self, self._linewidths = [0] self._is_filled = True # May be modified by set_facecolor(). + self._hatch_color = mcolors.to_rgba(mpl.rcParams['hatch.color']) self.set_facecolor(facecolors) self.set_edgecolor(edgecolors) self.set_linewidth(linewidths) @@ -260,6 +261,12 @@ def draw(self, renderer): if self._hatch: gc.set_hatch(self._hatch) + try: + gc.set_hatch_color(self._hatch_color) + except AttributeError: + # if we end up with a GC that does not have this method + warnings.warn("Your backend does not support setting the " + "hatch color.") if self.get_sketch_params() is not None: gc.set_sketch_params(*self.get_sketch_params()) @@ -648,12 +655,15 @@ def get_edgecolor(self): get_edgecolors = get_edgecolor def _set_edgecolor(self, c): + set_hatch_color = True if c is None: if (mpl.rcParams['patch.force_edgecolor'] or not self._is_filled or self._edge_default): c = mpl.rcParams['patch.edgecolor'] else: c = 'none' + set_hatch_color = False + self._is_stroked = True try: if c.lower() == 'none': @@ -668,6 +678,8 @@ def _set_edgecolor(self, c): except AttributeError: pass self._edgecolors = mcolors.to_rgba_array(c, self._alpha) + if set_hatch_color and len(self._edgecolors): + self._hatch_color = tuple(self._edgecolors[0]) self.stale = True def set_edgecolor(self, c): diff --git a/lib/matplotlib/figure.py b/lib/matplotlib/figure.py index 330cae8b79af..8b2a864f9fa5 100644 --- a/lib/matplotlib/figure.py +++ b/lib/matplotlib/figure.py @@ -679,15 +679,12 @@ def figimage(self, X, return im def set_size_inches(self, w, h=None, forward=True): - """ - set_size_inches(w,h, forward=False) - - Set the figure size in inches (1in == 2.54cm) + """Set the figure size in inches (1in == 2.54cm) - Usage:: + Usage :: fig.set_size_inches(w,h) # OR - fig.set_size_inches((w,h) ) + fig.set_size_inches((w,h)) optional kwarg *forward=True* will cause the canvas size to be automatically updated; e.g., you can resize the figure window diff --git a/lib/matplotlib/font_manager.py b/lib/matplotlib/font_manager.py index 558e6a1dde5e..38c573b7e5ef 100644 --- a/lib/matplotlib/font_manager.py +++ b/lib/matplotlib/font_manager.py @@ -1041,7 +1041,7 @@ class FontManager(object): # Increment this version number whenever the font cache data # format or behavior has changed and requires a existing font # cache files to be rebuilt. - __version__ = 200 + __version__ = 201 def __init__(self, size=None, weight='normal'): self._version = self.__version__ diff --git a/lib/matplotlib/image.py b/lib/matplotlib/image.py index 8f9a44c21cee..6e716b74300a 100644 --- a/lib/matplotlib/image.py +++ b/lib/matplotlib/image.py @@ -301,6 +301,10 @@ def _make_image(self, A, in_bbox, out_bbox, clip_bbox, magnification=1.0, if A is None: raise RuntimeError('You must first set the image' ' array or the image attribute') + if any(s == 0 for s in A.shape): + raise RuntimeError("_make_image must get a non-empty image. " + "Your Artist's draw method must filter before " + "this method is called.") clipped_bbox = Bbox.intersection(out_bbox, clip_bbox) @@ -478,9 +482,17 @@ def _check_unsampled_image(self, renderer): @allow_rasterization def draw(self, renderer, *args, **kwargs): + # if not visible, declare victory and return if not self.get_visible(): + self.stale = False return + # for empty images, there is nothing to draw! + if self.get_array().size == 0: + self.stale = False + return + + # actually render the image. gc = renderer.new_gc() self._set_gc_clip(gc) gc.set_alpha(self.get_alpha()) diff --git a/lib/matplotlib/lines.py b/lib/matplotlib/lines.py index 8ac61ee15963..abdca5e31144 100644 --- a/lib/matplotlib/lines.py +++ b/lib/matplotlib/lines.py @@ -64,12 +64,12 @@ def _get_dash_pattern(style): def _scale_dashes(offset, dashes, lw): if not rcParams['lines.scale_dashes']: return offset, dashes - scale = max(2.0, lw) + scaled_offset = scaled_dashes = None if offset is not None: - scaled_offset = offset * scale + scaled_offset = offset * lw if dashes is not None: - scaled_dashes = [x * scale if x is not None else None + scaled_dashes = [x * lw if x is not None else None for x in dashes] return scaled_offset, scaled_dashes diff --git a/lib/matplotlib/patches.py b/lib/matplotlib/patches.py index 0e5073b6c9c2..e96bfc968e0a 100644 --- a/lib/matplotlib/patches.py +++ b/lib/matplotlib/patches.py @@ -5,6 +5,7 @@ import six from six.moves import map, zip +import warnings import math @@ -113,10 +114,10 @@ def __init__(self, if antialiased is None: antialiased = mpl.rcParams['patch.antialiased'] + self._hatch_color = colors.to_rgba(mpl.rcParams['hatch.color']) self._fill = True # needed for set_facecolor call if color is not None: if (edgecolor is not None or facecolor is not None): - import warnings warnings.warn("Setting the 'color' property will override" "the edgecolor or facecolor properties. ") self.set_color(color) @@ -288,13 +289,18 @@ def set_aa(self, aa): return self.set_antialiased(aa) def _set_edgecolor(self, color): + set_hatch_color = True if color is None: if (mpl.rcParams['patch.force_edgecolor'] or not self._fill or self._edge_default): color = mpl.rcParams['patch.edgecolor'] else: color = 'none' + set_hatch_color = False + self._edgecolor = colors.to_rgba(color, self._alpha) + if set_hatch_color: + self._hatch_color = self._edgecolor self.stale = True def set_edgecolor(self, color): @@ -545,6 +551,12 @@ def draw(self, renderer): if self._hatch: gc.set_hatch(self._hatch) + try: + gc.set_hatch_color(self._hatch_color) + except AttributeError: + # if we end up with a GC that does not have this method + warnings.warn("Your backend does not have support for " + "setting the hatch color.") if self.get_sketch_params() is not None: gc.set_sketch_params(*self.get_sketch_params()) @@ -4265,6 +4277,13 @@ def draw(self, renderer): if self._hatch: gc.set_hatch(self._hatch) + if self._hatch_color is not None: + try: + gc.set_hatch_color(self._hatch_color) + except AttributeError: + # if we end up with a GC that does not have this method + warnings.warn("Your backend does not support setting the " + "hatch color.") if self.get_sketch_params() is not None: gc.set_sketch_params(*self.get_sketch_params()) diff --git a/lib/matplotlib/rcsetup.py b/lib/matplotlib/rcsetup.py index cd43c354f715..fd89613e4abf 100644 --- a/lib/matplotlib/rcsetup.py +++ b/lib/matplotlib/rcsetup.py @@ -963,9 +963,9 @@ def _validate_linestyle(ls): 'lines.solid_joinstyle': ['round', validate_joinstyle], 'lines.dash_capstyle': ['butt', validate_capstyle], 'lines.solid_capstyle': ['projecting', validate_capstyle], - 'lines.dashed_pattern': [[2.8, 1.2], validate_nseq_float()], - 'lines.dashdot_pattern': [[4.8, 1.2, 0.8, 1.2], validate_nseq_float()], - 'lines.dotted_pattern': [[1.1, 1.1], validate_nseq_float()], + 'lines.dashed_pattern': [[3.7, 1.6], validate_nseq_float()], + 'lines.dashdot_pattern': [[6.4, 1.6, 1, 1.6], validate_nseq_float()], + 'lines.dotted_pattern': [[1, 1.65], validate_nseq_float()], 'lines.scale_dashes': [True, validate_bool], # marker props diff --git a/lib/matplotlib/scale.py b/lib/matplotlib/scale.py index 17bc4e83fff1..29a38b6663c2 100644 --- a/lib/matplotlib/scale.py +++ b/lib/matplotlib/scale.py @@ -251,7 +251,7 @@ def set_default_locators_and_formatters(self, axis): axis.set_minor_locator(LogLocator(self.base, self.subs)) axis.set_minor_formatter( LogFormatterSciNotation(self.base, - labelOnlyBase=bool(self.subs))) + labelOnlyBase=(self.subs is not None))) def get_transform(self): """ diff --git a/lib/matplotlib/tests/baseline_images/test_arrow_patches/fancyarrow_dash.png b/lib/matplotlib/tests/baseline_images/test_arrow_patches/fancyarrow_dash.png index 1b1337af06a5..20a48fbdabf0 100644 Binary files a/lib/matplotlib/tests/baseline_images/test_arrow_patches/fancyarrow_dash.png and b/lib/matplotlib/tests/baseline_images/test_arrow_patches/fancyarrow_dash.png differ diff --git a/lib/matplotlib/tests/baseline_images/test_artist/clip_path_clipping.pdf b/lib/matplotlib/tests/baseline_images/test_artist/clip_path_clipping.pdf index 9e2b78a1807f..054fe8d8264f 100644 Binary files a/lib/matplotlib/tests/baseline_images/test_artist/clip_path_clipping.pdf and b/lib/matplotlib/tests/baseline_images/test_artist/clip_path_clipping.pdf differ diff --git a/lib/matplotlib/tests/baseline_images/test_artist/clip_path_clipping.png b/lib/matplotlib/tests/baseline_images/test_artist/clip_path_clipping.png index 2af7a6b99227..cf2ebc38391d 100644 Binary files a/lib/matplotlib/tests/baseline_images/test_artist/clip_path_clipping.png and b/lib/matplotlib/tests/baseline_images/test_artist/clip_path_clipping.png differ diff --git a/lib/matplotlib/tests/baseline_images/test_artist/clip_path_clipping.svg b/lib/matplotlib/tests/baseline_images/test_artist/clip_path_clipping.svg index e03c19267d15..22c7a3044c35 100644 --- a/lib/matplotlib/tests/baseline_images/test_artist/clip_path_clipping.svg +++ b/lib/matplotlib/tests/baseline_images/test_artist/clip_path_clipping.svg @@ -27,7 +27,7 @@ z " style="fill:#ffffff;"/> - 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+ - + - + - + - + - + - + - + - + - + - + - + - + - + @@ -475,7 +475,7 @@ L 518.4 43.2 - + - + + +" style="fill:#0000ff;stroke:#0000ff;stroke-linecap:butt;stroke-linejoin:miter;stroke-width:1.0;"/> diff --git a/lib/matplotlib/tests/baseline_images/test_artist/hatching.pdf b/lib/matplotlib/tests/baseline_images/test_artist/hatching.pdf index 7a256313ab1c..c812f811812a 100644 Binary files a/lib/matplotlib/tests/baseline_images/test_artist/hatching.pdf and b/lib/matplotlib/tests/baseline_images/test_artist/hatching.pdf differ diff --git a/lib/matplotlib/tests/baseline_images/test_artist/hatching.png b/lib/matplotlib/tests/baseline_images/test_artist/hatching.png index d2bda07f0a11..9ecdc73733c3 100644 Binary files a/lib/matplotlib/tests/baseline_images/test_artist/hatching.png and b/lib/matplotlib/tests/baseline_images/test_artist/hatching.png differ diff --git a/lib/matplotlib/tests/baseline_images/test_artist/hatching.svg b/lib/matplotlib/tests/baseline_images/test_artist/hatching.svg index 7b97cb522d64..893ec54dda3d 100644 --- a/lib/matplotlib/tests/baseline_images/test_artist/hatching.svg +++ b/lib/matplotlib/tests/baseline_images/test_artist/hatching.svg @@ -27,36 +27,36 @@ z " style="fill:#ffffff;"/> - 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mrk_array = np.array([[-0.5, 0, 1, 2, 3]]) + mrk_array = np.array([[-0.5, 0, 1, 2, 3]]) # Checking this does fail. with pytest.raises(ValueError): marker_style.set_marker(mrk_array) diff --git a/lib/matplotlib/tests/test_patches.py b/lib/matplotlib/tests/test_patches.py index 03cdd5244ee2..36f3221e9afd 100644 --- a/lib/matplotlib/tests/test_patches.py +++ b/lib/matplotlib/tests/test_patches.py @@ -18,6 +18,7 @@ import matplotlib.collections as mcollections from matplotlib import path as mpath from matplotlib import transforms as mtrans +import matplotlib.style as mstyle import sys on_win = (sys.platform == 'win32') @@ -311,3 +312,20 @@ def test_patch_str(): p = mpatches.Arc(xy=(1, 2), width=3, height=4, angle=5, theta1=6, theta2=7) expected = 'Arc(xy=(1, 2), width=3, height=4, angle=5, theta1=6, theta2=7)' assert str(p) == expected + + +@image_comparison(baseline_images=['multi_color_hatch'], + remove_text=True, style='default') +def test_multi_color_hatch(): + fig, ax = plt.subplots() + + rects = ax.bar(range(5), range(1, 6)) + for i, rect in enumerate(rects): + rect.set_facecolor('none') + rect.set_edgecolor('C{}'.format(i)) + rect.set_hatch('/') + + for i in range(5): + with mstyle.context({'hatch.color': 'C{}'.format(i)}): + r = Rectangle((i-.8/2, 5), .8, 1, hatch='//', fc='none') + ax.add_patch(r) diff --git a/lib/matplotlib/tests/test_scale.py b/lib/matplotlib/tests/test_scale.py index 53cbc69e4c9d..45ec7557ee88 100644 --- a/lib/matplotlib/tests/test_scale.py +++ b/lib/matplotlib/tests/test_scale.py @@ -45,3 +45,10 @@ def test_log_scatter(): buf = io.BytesIO() fig.savefig(buf, format='svg') + + +def test_logscale_subs(): + fig, ax = plt.subplots() + ax.set_yscale('log', subsy=np.array([2, 3, 4])) + # force draw + fig.canvas.draw() diff --git a/matplotlibrc.template b/matplotlibrc.template index aaaf32e412c0..1e24d7e35e08 100644 --- a/matplotlibrc.template +++ b/matplotlibrc.template @@ -399,10 +399,10 @@ backend : $TEMPLATE_BACKEND #ytick.labelsize : medium # fontsize of the tick labels #ytick.direction : out # direction: in, out, or inout #ytick.minor.visible : False # visibility of minor ticks on y-axis -#xtick.major.left : True # draw y axis left major ticks -#xtick.major.right : True # draw y axis right major ticks -#xtick.minor.left : True # draw y axis left minor ticks -#xtick.minor.right : True # draw y axis right minor ticks +#ytick.major.left : True # draw y axis left major ticks +#ytick.major.right : True # draw y axis right major ticks +#ytick.minor.left : True # draw y axis left minor ticks +#ytick.minor.right : True # draw y axis right minor ticks ### GRIDS