1772 lines
66 KiB
Python
1772 lines
66 KiB
Python
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import functools
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import io
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from unittest import mock
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import matplotlib as mpl
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from matplotlib.backend_bases import MouseEvent
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import matplotlib.colors as mcolors
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import matplotlib.widgets as widgets
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import matplotlib.pyplot as plt
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from matplotlib.patches import Rectangle
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from matplotlib.lines import Line2D
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from matplotlib.testing.decorators import check_figures_equal, image_comparison
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from matplotlib.testing.widgets import (click_and_drag, do_event, get_ax,
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mock_event, noop)
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import numpy as np
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from numpy.testing import assert_allclose
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import pytest
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@pytest.fixture
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def ax():
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return get_ax()
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def test_save_blitted_widget_as_pdf():
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from matplotlib.widgets import CheckButtons, RadioButtons
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from matplotlib.cbook import _get_running_interactive_framework
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if _get_running_interactive_framework() not in ['headless', None]:
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pytest.xfail("Callback exceptions are not raised otherwise.")
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fig, ax = plt.subplots(
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nrows=2, ncols=2, figsize=(5, 2), width_ratios=[1, 2]
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)
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default_rb = RadioButtons(ax[0, 0], ['Apples', 'Oranges'])
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styled_rb = RadioButtons(
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ax[0, 1], ['Apples', 'Oranges'],
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label_props={'color': ['red', 'orange'],
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'fontsize': [16, 20]},
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radio_props={'edgecolor': ['red', 'orange'],
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'facecolor': ['mistyrose', 'peachpuff']}
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)
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default_cb = CheckButtons(ax[1, 0], ['Apples', 'Oranges'],
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actives=[True, True])
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styled_cb = CheckButtons(
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ax[1, 1], ['Apples', 'Oranges'],
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actives=[True, True],
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label_props={'color': ['red', 'orange'],
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'fontsize': [16, 20]},
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frame_props={'edgecolor': ['red', 'orange'],
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'facecolor': ['mistyrose', 'peachpuff']},
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check_props={'color': ['darkred', 'darkorange']}
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)
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ax[0, 0].set_title('Default')
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ax[0, 1].set_title('Stylized')
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# force an Agg render
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fig.canvas.draw()
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# force a pdf save
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with io.BytesIO() as result_after:
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fig.savefig(result_after, format='pdf')
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@pytest.mark.parametrize('kwargs', [
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dict(),
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dict(useblit=True, button=1),
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dict(minspanx=10, minspany=10, spancoords='pixels'),
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dict(props=dict(fill=True)),
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])
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def test_rectangle_selector(ax, kwargs):
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onselect = mock.Mock(spec=noop, return_value=None)
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tool = widgets.RectangleSelector(ax, onselect, **kwargs)
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do_event(tool, 'press', xdata=100, ydata=100, button=1)
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do_event(tool, 'onmove', xdata=199, ydata=199, button=1)
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# purposely drag outside of axis for release
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do_event(tool, 'release', xdata=250, ydata=250, button=1)
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if kwargs.get('drawtype', None) not in ['line', 'none']:
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assert_allclose(tool.geometry,
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[[100., 100, 199, 199, 100],
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[100, 199, 199, 100, 100]],
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err_msg=tool.geometry)
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onselect.assert_called_once()
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(epress, erelease), kwargs = onselect.call_args
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assert epress.xdata == 100
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assert epress.ydata == 100
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assert erelease.xdata == 199
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assert erelease.ydata == 199
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assert kwargs == {}
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@pytest.mark.parametrize('spancoords', ['data', 'pixels'])
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@pytest.mark.parametrize('minspanx, x1', [[0, 10], [1, 10.5], [1, 11]])
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@pytest.mark.parametrize('minspany, y1', [[0, 10], [1, 10.5], [1, 11]])
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def test_rectangle_minspan(ax, spancoords, minspanx, x1, minspany, y1):
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onselect = mock.Mock(spec=noop, return_value=None)
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x0, y0 = (10, 10)
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if spancoords == 'pixels':
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minspanx, minspany = (ax.transData.transform((x1, y1)) -
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ax.transData.transform((x0, y0)))
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tool = widgets.RectangleSelector(ax, onselect, interactive=True,
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spancoords=spancoords,
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minspanx=minspanx, minspany=minspany)
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# Too small to create a selector
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click_and_drag(tool, start=(x0, x1), end=(y0, y1))
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assert not tool._selection_completed
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onselect.assert_not_called()
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click_and_drag(tool, start=(20, 20), end=(30, 30))
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assert tool._selection_completed
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onselect.assert_called_once()
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# Too small to create a selector. Should clear existing selector, and
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# trigger onselect because there was a preexisting selector
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onselect.reset_mock()
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click_and_drag(tool, start=(x0, y0), end=(x1, y1))
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assert not tool._selection_completed
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onselect.assert_called_once()
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(epress, erelease), kwargs = onselect.call_args
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assert epress.xdata == x0
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assert epress.ydata == y0
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assert erelease.xdata == x1
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assert erelease.ydata == y1
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assert kwargs == {}
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def test_deprecation_selector_visible_attribute(ax):
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tool = widgets.RectangleSelector(ax, lambda *args: None)
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assert tool.get_visible()
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with pytest.warns(mpl.MatplotlibDeprecationWarning,
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match="was deprecated in Matplotlib 3.8"):
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tool.visible
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@pytest.mark.parametrize('drag_from_anywhere, new_center',
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[[True, (60, 75)],
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[False, (30, 20)]])
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def test_rectangle_drag(ax, drag_from_anywhere, new_center):
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tool = widgets.RectangleSelector(ax, onselect=noop, interactive=True,
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drag_from_anywhere=drag_from_anywhere)
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# Create rectangle
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click_and_drag(tool, start=(0, 10), end=(100, 120))
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assert tool.center == (50, 65)
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# Drag inside rectangle, but away from centre handle
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#
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# If drag_from_anywhere == True, this will move the rectangle by (10, 10),
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# giving it a new center of (60, 75)
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#
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# If drag_from_anywhere == False, this will create a new rectangle with
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# center (30, 20)
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click_and_drag(tool, start=(25, 15), end=(35, 25))
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assert tool.center == new_center
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# Check that in both cases, dragging outside the rectangle draws a new
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# rectangle
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click_and_drag(tool, start=(175, 185), end=(185, 195))
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assert tool.center == (180, 190)
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def test_rectangle_selector_set_props_handle_props(ax):
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tool = widgets.RectangleSelector(ax, onselect=noop, interactive=True,
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props=dict(facecolor='b', alpha=0.2),
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handle_props=dict(alpha=0.5))
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# Create rectangle
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click_and_drag(tool, start=(0, 10), end=(100, 120))
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artist = tool._selection_artist
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assert artist.get_facecolor() == mcolors.to_rgba('b', alpha=0.2)
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tool.set_props(facecolor='r', alpha=0.3)
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assert artist.get_facecolor() == mcolors.to_rgba('r', alpha=0.3)
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for artist in tool._handles_artists:
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assert artist.get_markeredgecolor() == 'black'
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assert artist.get_alpha() == 0.5
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tool.set_handle_props(markeredgecolor='r', alpha=0.3)
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for artist in tool._handles_artists:
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assert artist.get_markeredgecolor() == 'r'
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assert artist.get_alpha() == 0.3
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def test_rectangle_resize(ax):
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tool = widgets.RectangleSelector(ax, onselect=noop, interactive=True)
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# Create rectangle
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click_and_drag(tool, start=(0, 10), end=(100, 120))
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assert tool.extents == (0.0, 100.0, 10.0, 120.0)
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# resize NE handle
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extents = tool.extents
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xdata, ydata = extents[1], extents[3]
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xdata_new, ydata_new = xdata + 10, ydata + 5
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click_and_drag(tool, start=(xdata, ydata), end=(xdata_new, ydata_new))
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assert tool.extents == (extents[0], xdata_new, extents[2], ydata_new)
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# resize E handle
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extents = tool.extents
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xdata, ydata = extents[1], extents[2] + (extents[3] - extents[2]) / 2
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xdata_new, ydata_new = xdata + 10, ydata
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click_and_drag(tool, start=(xdata, ydata), end=(xdata_new, ydata_new))
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assert tool.extents == (extents[0], xdata_new, extents[2], extents[3])
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# resize W handle
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extents = tool.extents
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xdata, ydata = extents[0], extents[2] + (extents[3] - extents[2]) / 2
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xdata_new, ydata_new = xdata + 15, ydata
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click_and_drag(tool, start=(xdata, ydata), end=(xdata_new, ydata_new))
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assert tool.extents == (xdata_new, extents[1], extents[2], extents[3])
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# resize SW handle
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extents = tool.extents
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xdata, ydata = extents[0], extents[2]
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xdata_new, ydata_new = xdata + 20, ydata + 25
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click_and_drag(tool, start=(xdata, ydata), end=(xdata_new, ydata_new))
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assert tool.extents == (xdata_new, extents[1], ydata_new, extents[3])
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def test_rectangle_add_state(ax):
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tool = widgets.RectangleSelector(ax, onselect=noop, interactive=True)
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# Create rectangle
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click_and_drag(tool, start=(70, 65), end=(125, 130))
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with pytest.raises(ValueError):
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tool.add_state('unsupported_state')
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with pytest.raises(ValueError):
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tool.add_state('clear')
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tool.add_state('move')
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tool.add_state('square')
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tool.add_state('center')
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@pytest.mark.parametrize('add_state', [True, False])
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def test_rectangle_resize_center(ax, add_state):
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tool = widgets.RectangleSelector(ax, onselect=noop, interactive=True)
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# Create rectangle
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click_and_drag(tool, start=(70, 65), end=(125, 130))
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assert tool.extents == (70.0, 125.0, 65.0, 130.0)
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if add_state:
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tool.add_state('center')
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use_key = None
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else:
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use_key = 'control'
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# resize NE handle
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extents = tool.extents
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xdata, ydata = extents[1], extents[3]
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xdiff, ydiff = 10, 5
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xdata_new, ydata_new = xdata + xdiff, ydata + ydiff
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click_and_drag(tool, start=(xdata, ydata), end=(xdata_new, ydata_new),
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key=use_key)
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assert tool.extents == (extents[0] - xdiff, xdata_new,
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extents[2] - ydiff, ydata_new)
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# resize E handle
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extents = tool.extents
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xdata, ydata = extents[1], extents[2] + (extents[3] - extents[2]) / 2
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xdiff = 10
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xdata_new, ydata_new = xdata + xdiff, ydata
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click_and_drag(tool, start=(xdata, ydata), end=(xdata_new, ydata_new),
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key=use_key)
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assert tool.extents == (extents[0] - xdiff, xdata_new,
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extents[2], extents[3])
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# resize E handle negative diff
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extents = tool.extents
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xdata, ydata = extents[1], extents[2] + (extents[3] - extents[2]) / 2
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xdiff = -20
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xdata_new, ydata_new = xdata + xdiff, ydata
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click_and_drag(tool, start=(xdata, ydata), end=(xdata_new, ydata_new),
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key=use_key)
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assert tool.extents == (extents[0] - xdiff, xdata_new,
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extents[2], extents[3])
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# resize W handle
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extents = tool.extents
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xdata, ydata = extents[0], extents[2] + (extents[3] - extents[2]) / 2
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xdiff = 15
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xdata_new, ydata_new = xdata + xdiff, ydata
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click_and_drag(tool, start=(xdata, ydata), end=(xdata_new, ydata_new),
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key=use_key)
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assert tool.extents == (xdata_new, extents[1] - xdiff,
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extents[2], extents[3])
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# resize W handle negative diff
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extents = tool.extents
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xdata, ydata = extents[0], extents[2] + (extents[3] - extents[2]) / 2
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xdiff = -25
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xdata_new, ydata_new = xdata + xdiff, ydata
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click_and_drag(tool, start=(xdata, ydata), end=(xdata_new, ydata_new),
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key=use_key)
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assert tool.extents == (xdata_new, extents[1] - xdiff,
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extents[2], extents[3])
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# resize SW handle
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extents = tool.extents
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xdata, ydata = extents[0], extents[2]
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xdiff, ydiff = 20, 25
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xdata_new, ydata_new = xdata + xdiff, ydata + ydiff
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click_and_drag(tool, start=(xdata, ydata), end=(xdata_new, ydata_new),
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key=use_key)
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assert tool.extents == (xdata_new, extents[1] - xdiff,
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ydata_new, extents[3] - ydiff)
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@pytest.mark.parametrize('add_state', [True, False])
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def test_rectangle_resize_square(ax, add_state):
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tool = widgets.RectangleSelector(ax, onselect=noop, interactive=True)
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# Create rectangle
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click_and_drag(tool, start=(70, 65), end=(120, 115))
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assert tool.extents == (70.0, 120.0, 65.0, 115.0)
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if add_state:
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tool.add_state('square')
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use_key = None
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else:
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use_key = 'shift'
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# resize NE handle
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extents = tool.extents
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xdata, ydata = extents[1], extents[3]
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xdiff, ydiff = 10, 5
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|
xdata_new, ydata_new = xdata + xdiff, ydata + ydiff
|
||
|
|
click_and_drag(tool, start=(xdata, ydata), end=(xdata_new, ydata_new),
|
||
|
|
key=use_key)
|
||
|
|
assert tool.extents == (extents[0], xdata_new,
|
||
|
|
extents[2], extents[3] + xdiff)
|
||
|
|
|
||
|
|
# resize E handle
|
||
|
|
extents = tool.extents
|
||
|
|
xdata, ydata = extents[1], extents[2] + (extents[3] - extents[2]) / 2
|
||
|
|
xdiff = 10
|
||
|
|
xdata_new, ydata_new = xdata + xdiff, ydata
|
||
|
|
click_and_drag(tool, start=(xdata, ydata), end=(xdata_new, ydata_new),
|
||
|
|
key=use_key)
|
||
|
|
assert tool.extents == (extents[0], xdata_new,
|
||
|
|
extents[2], extents[3] + xdiff)
|
||
|
|
|
||
|
|
# resize E handle negative diff
|
||
|
|
extents = tool.extents
|
||
|
|
xdata, ydata = extents[1], extents[2] + (extents[3] - extents[2]) / 2
|
||
|
|
xdiff = -20
|
||
|
|
xdata_new, ydata_new = xdata + xdiff, ydata
|
||
|
|
click_and_drag(tool, start=(xdata, ydata), end=(xdata_new, ydata_new),
|
||
|
|
key=use_key)
|
||
|
|
assert tool.extents == (extents[0], xdata_new,
|
||
|
|
extents[2], extents[3] + xdiff)
|
||
|
|
|
||
|
|
# resize W handle
|
||
|
|
extents = tool.extents
|
||
|
|
xdata, ydata = extents[0], extents[2] + (extents[3] - extents[2]) / 2
|
||
|
|
xdiff = 15
|
||
|
|
xdata_new, ydata_new = xdata + xdiff, ydata
|
||
|
|
click_and_drag(tool, start=(xdata, ydata), end=(xdata_new, ydata_new),
|
||
|
|
key=use_key)
|
||
|
|
assert tool.extents == (xdata_new, extents[1],
|
||
|
|
extents[2], extents[3] - xdiff)
|
||
|
|
|
||
|
|
# resize W handle negative diff
|
||
|
|
extents = tool.extents
|
||
|
|
xdata, ydata = extents[0], extents[2] + (extents[3] - extents[2]) / 2
|
||
|
|
xdiff = -25
|
||
|
|
xdata_new, ydata_new = xdata + xdiff, ydata
|
||
|
|
click_and_drag(tool, start=(xdata, ydata), end=(xdata_new, ydata_new),
|
||
|
|
key=use_key)
|
||
|
|
assert tool.extents == (xdata_new, extents[1],
|
||
|
|
extents[2], extents[3] - xdiff)
|
||
|
|
|
||
|
|
# resize SW handle
|
||
|
|
extents = tool.extents
|
||
|
|
xdata, ydata = extents[0], extents[2]
|
||
|
|
xdiff, ydiff = 20, 25
|
||
|
|
xdata_new, ydata_new = xdata + xdiff, ydata + ydiff
|
||
|
|
click_and_drag(tool, start=(xdata, ydata), end=(xdata_new, ydata_new),
|
||
|
|
key=use_key)
|
||
|
|
assert tool.extents == (extents[0] + ydiff, extents[1],
|
||
|
|
ydata_new, extents[3])
|
||
|
|
|
||
|
|
|
||
|
|
def test_rectangle_resize_square_center(ax):
|
||
|
|
tool = widgets.RectangleSelector(ax, onselect=noop, interactive=True)
|
||
|
|
# Create rectangle
|
||
|
|
click_and_drag(tool, start=(70, 65), end=(120, 115))
|
||
|
|
tool.add_state('square')
|
||
|
|
tool.add_state('center')
|
||
|
|
assert_allclose(tool.extents, (70.0, 120.0, 65.0, 115.0))
|
||
|
|
|
||
|
|
# resize NE handle
|
||
|
|
extents = tool.extents
|
||
|
|
xdata, ydata = extents[1], extents[3]
|
||
|
|
xdiff, ydiff = 10, 5
|
||
|
|
xdata_new, ydata_new = xdata + xdiff, ydata + ydiff
|
||
|
|
click_and_drag(tool, start=(xdata, ydata), end=(xdata_new, ydata_new))
|
||
|
|
assert_allclose(tool.extents, (extents[0] - xdiff, xdata_new,
|
||
|
|
extents[2] - xdiff, extents[3] + xdiff))
|
||
|
|
|
||
|
|
# resize E handle
|
||
|
|
extents = tool.extents
|
||
|
|
xdata, ydata = extents[1], extents[2] + (extents[3] - extents[2]) / 2
|
||
|
|
xdiff = 10
|
||
|
|
xdata_new, ydata_new = xdata + xdiff, ydata
|
||
|
|
click_and_drag(tool, start=(xdata, ydata), end=(xdata_new, ydata_new))
|
||
|
|
assert_allclose(tool.extents, (extents[0] - xdiff, xdata_new,
|
||
|
|
extents[2] - xdiff, extents[3] + xdiff))
|
||
|
|
|
||
|
|
# resize E handle negative diff
|
||
|
|
extents = tool.extents
|
||
|
|
xdata, ydata = extents[1], extents[2] + (extents[3] - extents[2]) / 2
|
||
|
|
xdiff = -20
|
||
|
|
xdata_new, ydata_new = xdata + xdiff, ydata
|
||
|
|
click_and_drag(tool, start=(xdata, ydata), end=(xdata_new, ydata_new))
|
||
|
|
assert_allclose(tool.extents, (extents[0] - xdiff, xdata_new,
|
||
|
|
extents[2] - xdiff, extents[3] + xdiff))
|
||
|
|
|
||
|
|
# resize W handle
|
||
|
|
extents = tool.extents
|
||
|
|
xdata, ydata = extents[0], extents[2] + (extents[3] - extents[2]) / 2
|
||
|
|
xdiff = 5
|
||
|
|
xdata_new, ydata_new = xdata + xdiff, ydata
|
||
|
|
click_and_drag(tool, start=(xdata, ydata), end=(xdata_new, ydata_new))
|
||
|
|
assert_allclose(tool.extents, (xdata_new, extents[1] - xdiff,
|
||
|
|
extents[2] + xdiff, extents[3] - xdiff))
|
||
|
|
|
||
|
|
# resize W handle negative diff
|
||
|
|
extents = tool.extents
|
||
|
|
xdata, ydata = extents[0], extents[2] + (extents[3] - extents[2]) / 2
|
||
|
|
xdiff = -25
|
||
|
|
xdata_new, ydata_new = xdata + xdiff, ydata
|
||
|
|
click_and_drag(tool, start=(xdata, ydata), end=(xdata_new, ydata_new))
|
||
|
|
assert_allclose(tool.extents, (xdata_new, extents[1] - xdiff,
|
||
|
|
extents[2] + xdiff, extents[3] - xdiff))
|
||
|
|
|
||
|
|
# resize SW handle
|
||
|
|
extents = tool.extents
|
||
|
|
xdata, ydata = extents[0], extents[2]
|
||
|
|
xdiff, ydiff = 20, 25
|
||
|
|
xdata_new, ydata_new = xdata + xdiff, ydata + ydiff
|
||
|
|
click_and_drag(tool, start=(xdata, ydata), end=(xdata_new, ydata_new))
|
||
|
|
assert_allclose(tool.extents, (extents[0] + ydiff, extents[1] - ydiff,
|
||
|
|
ydata_new, extents[3] - ydiff))
|
||
|
|
|
||
|
|
|
||
|
|
@pytest.mark.parametrize('selector_class',
|
||
|
|
[widgets.RectangleSelector, widgets.EllipseSelector])
|
||
|
|
def test_rectangle_rotate(ax, selector_class):
|
||
|
|
tool = selector_class(ax, onselect=noop, interactive=True)
|
||
|
|
# Draw rectangle
|
||
|
|
click_and_drag(tool, start=(100, 100), end=(130, 140))
|
||
|
|
assert tool.extents == (100, 130, 100, 140)
|
||
|
|
assert len(tool._state) == 0
|
||
|
|
|
||
|
|
# Rotate anticlockwise using top-right corner
|
||
|
|
do_event(tool, 'on_key_press', key='r')
|
||
|
|
assert tool._state == {'rotate'}
|
||
|
|
assert len(tool._state) == 1
|
||
|
|
click_and_drag(tool, start=(130, 140), end=(120, 145))
|
||
|
|
do_event(tool, 'on_key_press', key='r')
|
||
|
|
assert len(tool._state) == 0
|
||
|
|
# Extents shouldn't change (as shape of rectangle hasn't changed)
|
||
|
|
assert tool.extents == (100, 130, 100, 140)
|
||
|
|
assert_allclose(tool.rotation, 25.56, atol=0.01)
|
||
|
|
tool.rotation = 45
|
||
|
|
assert tool.rotation == 45
|
||
|
|
# Corners should move
|
||
|
|
assert_allclose(tool.corners,
|
||
|
|
np.array([[118.53, 139.75, 111.46, 90.25],
|
||
|
|
[95.25, 116.46, 144.75, 123.54]]), atol=0.01)
|
||
|
|
|
||
|
|
# Scale using top-right corner
|
||
|
|
click_and_drag(tool, start=(110, 145), end=(110, 160))
|
||
|
|
assert_allclose(tool.extents, (100, 139.75, 100, 151.82), atol=0.01)
|
||
|
|
|
||
|
|
if selector_class == widgets.RectangleSelector:
|
||
|
|
with pytest.raises(ValueError):
|
||
|
|
tool._selection_artist.rotation_point = 'unvalid_value'
|
||
|
|
|
||
|
|
|
||
|
|
def test_rectangle_add_remove_set(ax):
|
||
|
|
tool = widgets.RectangleSelector(ax, onselect=noop, interactive=True)
|
||
|
|
# Draw rectangle
|
||
|
|
click_and_drag(tool, start=(100, 100), end=(130, 140))
|
||
|
|
assert tool.extents == (100, 130, 100, 140)
|
||
|
|
assert len(tool._state) == 0
|
||
|
|
for state in ['rotate', 'square', 'center']:
|
||
|
|
tool.add_state(state)
|
||
|
|
assert len(tool._state) == 1
|
||
|
|
tool.remove_state(state)
|
||
|
|
assert len(tool._state) == 0
|
||
|
|
|
||
|
|
|
||
|
|
@pytest.mark.parametrize('use_data_coordinates', [False, True])
|
||
|
|
def test_rectangle_resize_square_center_aspect(ax, use_data_coordinates):
|
||
|
|
ax.set_aspect(0.8)
|
||
|
|
|
||
|
|
tool = widgets.RectangleSelector(ax, onselect=noop, interactive=True,
|
||
|
|
use_data_coordinates=use_data_coordinates)
|
||
|
|
# Create rectangle
|
||
|
|
click_and_drag(tool, start=(70, 65), end=(120, 115))
|
||
|
|
assert tool.extents == (70.0, 120.0, 65.0, 115.0)
|
||
|
|
tool.add_state('square')
|
||
|
|
tool.add_state('center')
|
||
|
|
|
||
|
|
if use_data_coordinates:
|
||
|
|
# resize E handle
|
||
|
|
extents = tool.extents
|
||
|
|
xdata, ydata, width = extents[1], extents[3], extents[1] - extents[0]
|
||
|
|
xdiff, ycenter = 10, extents[2] + (extents[3] - extents[2]) / 2
|
||
|
|
xdata_new, ydata_new = xdata + xdiff, ydata
|
||
|
|
ychange = width / 2 + xdiff
|
||
|
|
click_and_drag(tool, start=(xdata, ydata), end=(xdata_new, ydata_new))
|
||
|
|
assert_allclose(tool.extents, [extents[0] - xdiff, xdata_new,
|
||
|
|
ycenter - ychange, ycenter + ychange])
|
||
|
|
else:
|
||
|
|
# resize E handle
|
||
|
|
extents = tool.extents
|
||
|
|
xdata, ydata = extents[1], extents[3]
|
||
|
|
xdiff = 10
|
||
|
|
xdata_new, ydata_new = xdata + xdiff, ydata
|
||
|
|
ychange = xdiff * 1 / tool._aspect_ratio_correction
|
||
|
|
click_and_drag(tool, start=(xdata, ydata), end=(xdata_new, ydata_new))
|
||
|
|
assert_allclose(tool.extents, [extents[0] - xdiff, xdata_new,
|
||
|
|
46.25, 133.75])
|
||
|
|
|
||
|
|
|
||
|
|
def test_ellipse(ax):
|
||
|
|
"""For ellipse, test out the key modifiers"""
|
||
|
|
tool = widgets.EllipseSelector(ax, onselect=noop,
|
||
|
|
grab_range=10, interactive=True)
|
||
|
|
tool.extents = (100, 150, 100, 150)
|
||
|
|
|
||
|
|
# drag the rectangle
|
||
|
|
click_and_drag(tool, start=(125, 125), end=(145, 145))
|
||
|
|
assert tool.extents == (120, 170, 120, 170)
|
||
|
|
|
||
|
|
# create from center
|
||
|
|
click_and_drag(tool, start=(100, 100), end=(125, 125), key='control')
|
||
|
|
assert tool.extents == (75, 125, 75, 125)
|
||
|
|
|
||
|
|
# create a square
|
||
|
|
click_and_drag(tool, start=(10, 10), end=(35, 30), key='shift')
|
||
|
|
extents = [int(e) for e in tool.extents]
|
||
|
|
assert extents == [10, 35, 10, 35]
|
||
|
|
|
||
|
|
# create a square from center
|
||
|
|
click_and_drag(tool, start=(100, 100), end=(125, 130), key='ctrl+shift')
|
||
|
|
extents = [int(e) for e in tool.extents]
|
||
|
|
assert extents == [70, 130, 70, 130]
|
||
|
|
|
||
|
|
assert tool.geometry.shape == (2, 73)
|
||
|
|
assert_allclose(tool.geometry[:, 0], [70., 100])
|
||
|
|
|
||
|
|
|
||
|
|
def test_rectangle_handles(ax):
|
||
|
|
tool = widgets.RectangleSelector(ax, onselect=noop,
|
||
|
|
grab_range=10,
|
||
|
|
interactive=True,
|
||
|
|
handle_props={'markerfacecolor': 'r',
|
||
|
|
'markeredgecolor': 'b'})
|
||
|
|
tool.extents = (100, 150, 100, 150)
|
||
|
|
|
||
|
|
assert_allclose(tool.corners, ((100, 150, 150, 100), (100, 100, 150, 150)))
|
||
|
|
assert tool.extents == (100, 150, 100, 150)
|
||
|
|
assert_allclose(tool.edge_centers,
|
||
|
|
((100, 125.0, 150, 125.0), (125.0, 100, 125.0, 150)))
|
||
|
|
assert tool.extents == (100, 150, 100, 150)
|
||
|
|
|
||
|
|
# grab a corner and move it
|
||
|
|
click_and_drag(tool, start=(100, 100), end=(120, 120))
|
||
|
|
assert tool.extents == (120, 150, 120, 150)
|
||
|
|
|
||
|
|
# grab the center and move it
|
||
|
|
click_and_drag(tool, start=(132, 132), end=(120, 120))
|
||
|
|
assert tool.extents == (108, 138, 108, 138)
|
||
|
|
|
||
|
|
# create a new rectangle
|
||
|
|
click_and_drag(tool, start=(10, 10), end=(100, 100))
|
||
|
|
assert tool.extents == (10, 100, 10, 100)
|
||
|
|
|
||
|
|
# Check that marker_props worked.
|
||
|
|
assert mcolors.same_color(
|
||
|
|
tool._corner_handles.artists[0].get_markerfacecolor(), 'r')
|
||
|
|
assert mcolors.same_color(
|
||
|
|
tool._corner_handles.artists[0].get_markeredgecolor(), 'b')
|
||
|
|
|
||
|
|
|
||
|
|
@pytest.mark.parametrize('interactive', [True, False])
|
||
|
|
def test_rectangle_selector_onselect(ax, interactive):
|
||
|
|
# check when press and release events take place at the same position
|
||
|
|
onselect = mock.Mock(spec=noop, return_value=None)
|
||
|
|
|
||
|
|
tool = widgets.RectangleSelector(ax, onselect, interactive=interactive)
|
||
|
|
# move outside of axis
|
||
|
|
click_and_drag(tool, start=(100, 110), end=(150, 120))
|
||
|
|
|
||
|
|
onselect.assert_called_once()
|
||
|
|
assert tool.extents == (100.0, 150.0, 110.0, 120.0)
|
||
|
|
|
||
|
|
onselect.reset_mock()
|
||
|
|
click_and_drag(tool, start=(10, 100), end=(10, 100))
|
||
|
|
onselect.assert_called_once()
|
||
|
|
|
||
|
|
|
||
|
|
@pytest.mark.parametrize('ignore_event_outside', [True, False])
|
||
|
|
def test_rectangle_selector_ignore_outside(ax, ignore_event_outside):
|
||
|
|
onselect = mock.Mock(spec=noop, return_value=None)
|
||
|
|
|
||
|
|
tool = widgets.RectangleSelector(ax, onselect,
|
||
|
|
ignore_event_outside=ignore_event_outside)
|
||
|
|
click_and_drag(tool, start=(100, 110), end=(150, 120))
|
||
|
|
onselect.assert_called_once()
|
||
|
|
assert tool.extents == (100.0, 150.0, 110.0, 120.0)
|
||
|
|
|
||
|
|
onselect.reset_mock()
|
||
|
|
# Trigger event outside of span
|
||
|
|
click_and_drag(tool, start=(150, 150), end=(160, 160))
|
||
|
|
if ignore_event_outside:
|
||
|
|
# event have been ignored and span haven't changed.
|
||
|
|
onselect.assert_not_called()
|
||
|
|
assert tool.extents == (100.0, 150.0, 110.0, 120.0)
|
||
|
|
else:
|
||
|
|
# A new shape is created
|
||
|
|
onselect.assert_called_once()
|
||
|
|
assert tool.extents == (150.0, 160.0, 150.0, 160.0)
|
||
|
|
|
||
|
|
|
||
|
|
@pytest.mark.parametrize('orientation, onmove_callback, kwargs', [
|
||
|
|
('horizontal', False, dict(minspan=10, useblit=True)),
|
||
|
|
('vertical', True, dict(button=1)),
|
||
|
|
('horizontal', False, dict(props=dict(fill=True))),
|
||
|
|
('horizontal', False, dict(interactive=True)),
|
||
|
|
])
|
||
|
|
def test_span_selector(ax, orientation, onmove_callback, kwargs):
|
||
|
|
onselect = mock.Mock(spec=noop, return_value=None)
|
||
|
|
onmove = mock.Mock(spec=noop, return_value=None)
|
||
|
|
if onmove_callback:
|
||
|
|
kwargs['onmove_callback'] = onmove
|
||
|
|
|
||
|
|
# While at it, also test that span selectors work in the presence of twin axes on
|
||
|
|
# top of the axes that contain the selector. Note that we need to unforce the axes
|
||
|
|
# aspect here, otherwise the twin axes forces the original axes' limits (to respect
|
||
|
|
# aspect=1) which makes some of the values below go out of bounds.
|
||
|
|
ax.set_aspect("auto")
|
||
|
|
tax = ax.twinx()
|
||
|
|
|
||
|
|
tool = widgets.SpanSelector(ax, onselect, orientation, **kwargs)
|
||
|
|
do_event(tool, 'press', xdata=100, ydata=100, button=1)
|
||
|
|
# move outside of axis
|
||
|
|
do_event(tool, 'onmove', xdata=199, ydata=199, button=1)
|
||
|
|
do_event(tool, 'release', xdata=250, ydata=250, button=1)
|
||
|
|
|
||
|
|
onselect.assert_called_once_with(100, 199)
|
||
|
|
if onmove_callback:
|
||
|
|
onmove.assert_called_once_with(100, 199)
|
||
|
|
|
||
|
|
|
||
|
|
@pytest.mark.parametrize('interactive', [True, False])
|
||
|
|
def test_span_selector_onselect(ax, interactive):
|
||
|
|
onselect = mock.Mock(spec=noop, return_value=None)
|
||
|
|
|
||
|
|
tool = widgets.SpanSelector(ax, onselect, 'horizontal',
|
||
|
|
interactive=interactive)
|
||
|
|
# move outside of axis
|
||
|
|
click_and_drag(tool, start=(100, 100), end=(150, 100))
|
||
|
|
onselect.assert_called_once()
|
||
|
|
assert tool.extents == (100, 150)
|
||
|
|
|
||
|
|
onselect.reset_mock()
|
||
|
|
click_and_drag(tool, start=(10, 100), end=(10, 100))
|
||
|
|
onselect.assert_called_once()
|
||
|
|
|
||
|
|
|
||
|
|
@pytest.mark.parametrize('ignore_event_outside', [True, False])
|
||
|
|
def test_span_selector_ignore_outside(ax, ignore_event_outside):
|
||
|
|
onselect = mock.Mock(spec=noop, return_value=None)
|
||
|
|
onmove = mock.Mock(spec=noop, return_value=None)
|
||
|
|
|
||
|
|
tool = widgets.SpanSelector(ax, onselect, 'horizontal',
|
||
|
|
onmove_callback=onmove,
|
||
|
|
ignore_event_outside=ignore_event_outside)
|
||
|
|
click_and_drag(tool, start=(100, 100), end=(125, 125))
|
||
|
|
onselect.assert_called_once()
|
||
|
|
onmove.assert_called_once()
|
||
|
|
assert tool.extents == (100, 125)
|
||
|
|
|
||
|
|
onselect.reset_mock()
|
||
|
|
onmove.reset_mock()
|
||
|
|
# Trigger event outside of span
|
||
|
|
click_and_drag(tool, start=(150, 150), end=(160, 160))
|
||
|
|
if ignore_event_outside:
|
||
|
|
# event have been ignored and span haven't changed.
|
||
|
|
onselect.assert_not_called()
|
||
|
|
onmove.assert_not_called()
|
||
|
|
assert tool.extents == (100, 125)
|
||
|
|
else:
|
||
|
|
# A new shape is created
|
||
|
|
onselect.assert_called_once()
|
||
|
|
onmove.assert_called_once()
|
||
|
|
assert tool.extents == (150, 160)
|
||
|
|
|
||
|
|
|
||
|
|
@pytest.mark.parametrize('drag_from_anywhere', [True, False])
|
||
|
|
def test_span_selector_drag(ax, drag_from_anywhere):
|
||
|
|
# Create span
|
||
|
|
tool = widgets.SpanSelector(ax, onselect=noop, direction='horizontal',
|
||
|
|
interactive=True,
|
||
|
|
drag_from_anywhere=drag_from_anywhere)
|
||
|
|
click_and_drag(tool, start=(10, 10), end=(100, 120))
|
||
|
|
assert tool.extents == (10, 100)
|
||
|
|
# Drag inside span
|
||
|
|
#
|
||
|
|
# If drag_from_anywhere == True, this will move the span by 10,
|
||
|
|
# giving new value extents = 20, 110
|
||
|
|
#
|
||
|
|
# If drag_from_anywhere == False, this will create a new span with
|
||
|
|
# value extents = 25, 35
|
||
|
|
click_and_drag(tool, start=(25, 15), end=(35, 25))
|
||
|
|
if drag_from_anywhere:
|
||
|
|
assert tool.extents == (20, 110)
|
||
|
|
else:
|
||
|
|
assert tool.extents == (25, 35)
|
||
|
|
|
||
|
|
# Check that in both cases, dragging outside the span draws a new span
|
||
|
|
click_and_drag(tool, start=(175, 185), end=(185, 195))
|
||
|
|
assert tool.extents == (175, 185)
|
||
|
|
|
||
|
|
|
||
|
|
def test_span_selector_direction(ax):
|
||
|
|
tool = widgets.SpanSelector(ax, onselect=noop, direction='horizontal',
|
||
|
|
interactive=True)
|
||
|
|
assert tool.direction == 'horizontal'
|
||
|
|
assert tool._edge_handles.direction == 'horizontal'
|
||
|
|
|
||
|
|
with pytest.raises(ValueError):
|
||
|
|
tool = widgets.SpanSelector(ax, onselect=noop,
|
||
|
|
direction='invalid_direction')
|
||
|
|
|
||
|
|
tool.direction = 'vertical'
|
||
|
|
assert tool.direction == 'vertical'
|
||
|
|
assert tool._edge_handles.direction == 'vertical'
|
||
|
|
|
||
|
|
with pytest.raises(ValueError):
|
||
|
|
tool.direction = 'invalid_string'
|
||
|
|
|
||
|
|
|
||
|
|
def test_span_selector_set_props_handle_props(ax):
|
||
|
|
tool = widgets.SpanSelector(ax, onselect=noop, direction='horizontal',
|
||
|
|
interactive=True,
|
||
|
|
props=dict(facecolor='b', alpha=0.2),
|
||
|
|
handle_props=dict(alpha=0.5))
|
||
|
|
# Create rectangle
|
||
|
|
click_and_drag(tool, start=(0, 10), end=(100, 120))
|
||
|
|
|
||
|
|
artist = tool._selection_artist
|
||
|
|
assert artist.get_facecolor() == mcolors.to_rgba('b', alpha=0.2)
|
||
|
|
tool.set_props(facecolor='r', alpha=0.3)
|
||
|
|
assert artist.get_facecolor() == mcolors.to_rgba('r', alpha=0.3)
|
||
|
|
|
||
|
|
for artist in tool._handles_artists:
|
||
|
|
assert artist.get_color() == 'b'
|
||
|
|
assert artist.get_alpha() == 0.5
|
||
|
|
tool.set_handle_props(color='r', alpha=0.3)
|
||
|
|
for artist in tool._handles_artists:
|
||
|
|
assert artist.get_color() == 'r'
|
||
|
|
assert artist.get_alpha() == 0.3
|
||
|
|
|
||
|
|
|
||
|
|
@pytest.mark.parametrize('selector', ['span', 'rectangle'])
|
||
|
|
def test_selector_clear(ax, selector):
|
||
|
|
kwargs = dict(ax=ax, onselect=noop, interactive=True)
|
||
|
|
if selector == 'span':
|
||
|
|
Selector = widgets.SpanSelector
|
||
|
|
kwargs['direction'] = 'horizontal'
|
||
|
|
else:
|
||
|
|
Selector = widgets.RectangleSelector
|
||
|
|
|
||
|
|
tool = Selector(**kwargs)
|
||
|
|
click_and_drag(tool, start=(10, 10), end=(100, 120))
|
||
|
|
|
||
|
|
# press-release event outside the selector to clear the selector
|
||
|
|
click_and_drag(tool, start=(130, 130), end=(130, 130))
|
||
|
|
assert not tool._selection_completed
|
||
|
|
|
||
|
|
kwargs['ignore_event_outside'] = True
|
||
|
|
tool = Selector(**kwargs)
|
||
|
|
assert tool.ignore_event_outside
|
||
|
|
click_and_drag(tool, start=(10, 10), end=(100, 120))
|
||
|
|
|
||
|
|
# press-release event outside the selector ignored
|
||
|
|
click_and_drag(tool, start=(130, 130), end=(130, 130))
|
||
|
|
assert tool._selection_completed
|
||
|
|
|
||
|
|
do_event(tool, 'on_key_press', key='escape')
|
||
|
|
assert not tool._selection_completed
|
||
|
|
|
||
|
|
|
||
|
|
@pytest.mark.parametrize('selector', ['span', 'rectangle'])
|
||
|
|
def test_selector_clear_method(ax, selector):
|
||
|
|
if selector == 'span':
|
||
|
|
tool = widgets.SpanSelector(ax, onselect=noop, direction='horizontal',
|
||
|
|
interactive=True,
|
||
|
|
ignore_event_outside=True)
|
||
|
|
else:
|
||
|
|
tool = widgets.RectangleSelector(ax, onselect=noop, interactive=True)
|
||
|
|
click_and_drag(tool, start=(10, 10), end=(100, 120))
|
||
|
|
assert tool._selection_completed
|
||
|
|
assert tool.get_visible()
|
||
|
|
if selector == 'span':
|
||
|
|
assert tool.extents == (10, 100)
|
||
|
|
|
||
|
|
tool.clear()
|
||
|
|
assert not tool._selection_completed
|
||
|
|
assert not tool.get_visible()
|
||
|
|
|
||
|
|
# Do another cycle of events to make sure we can
|
||
|
|
click_and_drag(tool, start=(10, 10), end=(50, 120))
|
||
|
|
assert tool._selection_completed
|
||
|
|
assert tool.get_visible()
|
||
|
|
if selector == 'span':
|
||
|
|
assert tool.extents == (10, 50)
|
||
|
|
|
||
|
|
|
||
|
|
def test_span_selector_add_state(ax):
|
||
|
|
tool = widgets.SpanSelector(ax, noop, 'horizontal',
|
||
|
|
interactive=True)
|
||
|
|
|
||
|
|
with pytest.raises(ValueError):
|
||
|
|
tool.add_state('unsupported_state')
|
||
|
|
with pytest.raises(ValueError):
|
||
|
|
tool.add_state('center')
|
||
|
|
with pytest.raises(ValueError):
|
||
|
|
tool.add_state('square')
|
||
|
|
|
||
|
|
tool.add_state('move')
|
||
|
|
|
||
|
|
|
||
|
|
def test_tool_line_handle(ax):
|
||
|
|
positions = [20, 30, 50]
|
||
|
|
tool_line_handle = widgets.ToolLineHandles(ax, positions, 'horizontal',
|
||
|
|
useblit=False)
|
||
|
|
|
||
|
|
for artist in tool_line_handle.artists:
|
||
|
|
assert not artist.get_animated()
|
||
|
|
assert not artist.get_visible()
|
||
|
|
|
||
|
|
tool_line_handle.set_visible(True)
|
||
|
|
tool_line_handle.set_animated(True)
|
||
|
|
|
||
|
|
for artist in tool_line_handle.artists:
|
||
|
|
assert artist.get_animated()
|
||
|
|
assert artist.get_visible()
|
||
|
|
|
||
|
|
assert tool_line_handle.positions == positions
|
||
|
|
|
||
|
|
|
||
|
|
@pytest.mark.parametrize('direction', ("horizontal", "vertical"))
|
||
|
|
def test_span_selector_bound(direction):
|
||
|
|
fig, ax = plt.subplots(1, 1)
|
||
|
|
ax.plot([10, 20], [10, 30])
|
||
|
|
ax.figure.canvas.draw()
|
||
|
|
x_bound = ax.get_xbound()
|
||
|
|
y_bound = ax.get_ybound()
|
||
|
|
|
||
|
|
tool = widgets.SpanSelector(ax, print, direction, interactive=True)
|
||
|
|
assert ax.get_xbound() == x_bound
|
||
|
|
assert ax.get_ybound() == y_bound
|
||
|
|
|
||
|
|
bound = x_bound if direction == 'horizontal' else y_bound
|
||
|
|
assert tool._edge_handles.positions == list(bound)
|
||
|
|
|
||
|
|
press_data = (10.5, 11.5)
|
||
|
|
move_data = (11, 13) # Updating selector is done in onmove
|
||
|
|
release_data = move_data
|
||
|
|
click_and_drag(tool, start=press_data, end=move_data)
|
||
|
|
|
||
|
|
assert ax.get_xbound() == x_bound
|
||
|
|
assert ax.get_ybound() == y_bound
|
||
|
|
|
||
|
|
index = 0 if direction == 'horizontal' else 1
|
||
|
|
handle_positions = [press_data[index], release_data[index]]
|
||
|
|
assert tool._edge_handles.positions == handle_positions
|
||
|
|
|
||
|
|
|
||
|
|
@pytest.mark.backend('QtAgg', skip_on_importerror=True)
|
||
|
|
def test_span_selector_animated_artists_callback():
|
||
|
|
"""Check that the animated artists changed in callbacks are updated."""
|
||
|
|
x = np.linspace(0, 2 * np.pi, 100)
|
||
|
|
values = np.sin(x)
|
||
|
|
|
||
|
|
fig, ax = plt.subplots()
|
||
|
|
ln, = ax.plot(x, values, animated=True)
|
||
|
|
ln2, = ax.plot([], animated=True)
|
||
|
|
|
||
|
|
# spin the event loop to let the backend process any pending operations
|
||
|
|
# before drawing artists
|
||
|
|
# See blitting tutorial
|
||
|
|
plt.pause(0.1)
|
||
|
|
ax.draw_artist(ln)
|
||
|
|
fig.canvas.blit(fig.bbox)
|
||
|
|
|
||
|
|
def mean(vmin, vmax):
|
||
|
|
# Return mean of values in x between *vmin* and *vmax*
|
||
|
|
indmin, indmax = np.searchsorted(x, (vmin, vmax))
|
||
|
|
v = values[indmin:indmax].mean()
|
||
|
|
ln2.set_data(x, np.full_like(x, v))
|
||
|
|
|
||
|
|
span = widgets.SpanSelector(ax, mean, direction='horizontal',
|
||
|
|
onmove_callback=mean,
|
||
|
|
interactive=True,
|
||
|
|
drag_from_anywhere=True,
|
||
|
|
useblit=True)
|
||
|
|
|
||
|
|
# Add span selector and check that the line is draw after it was updated
|
||
|
|
# by the callback
|
||
|
|
press_data = [1, 2]
|
||
|
|
move_data = [2, 2]
|
||
|
|
do_event(span, 'press', xdata=press_data[0], ydata=press_data[1], button=1)
|
||
|
|
do_event(span, 'onmove', xdata=move_data[0], ydata=move_data[1], button=1)
|
||
|
|
assert span._get_animated_artists() == (ln, ln2)
|
||
|
|
assert ln.stale is False
|
||
|
|
assert ln2.stale
|
||
|
|
assert_allclose(ln2.get_ydata(), 0.9547335049088455)
|
||
|
|
span.update()
|
||
|
|
assert ln2.stale is False
|
||
|
|
|
||
|
|
# Change span selector and check that the line is drawn/updated after its
|
||
|
|
# value was updated by the callback
|
||
|
|
press_data = [4, 0]
|
||
|
|
move_data = [5, 2]
|
||
|
|
release_data = [5, 2]
|
||
|
|
do_event(span, 'press', xdata=press_data[0], ydata=press_data[1], button=1)
|
||
|
|
do_event(span, 'onmove', xdata=move_data[0], ydata=move_data[1], button=1)
|
||
|
|
assert ln.stale is False
|
||
|
|
assert ln2.stale
|
||
|
|
assert_allclose(ln2.get_ydata(), -0.9424150707548072)
|
||
|
|
do_event(span, 'release', xdata=release_data[0],
|
||
|
|
ydata=release_data[1], button=1)
|
||
|
|
assert ln2.stale is False
|
||
|
|
|
||
|
|
|
||
|
|
def test_snapping_values_span_selector(ax):
|
||
|
|
def onselect(*args):
|
||
|
|
pass
|
||
|
|
|
||
|
|
tool = widgets.SpanSelector(ax, onselect, direction='horizontal',)
|
||
|
|
snap_function = tool._snap
|
||
|
|
|
||
|
|
snap_values = np.linspace(0, 5, 11)
|
||
|
|
values = np.array([-0.1, 0.1, 0.2, 0.5, 0.6, 0.7, 0.9, 4.76, 5.0, 5.5])
|
||
|
|
expect = np.array([00.0, 0.0, 0.0, 0.5, 0.5, 0.5, 1.0, 5.00, 5.0, 5.0])
|
||
|
|
values = snap_function(values, snap_values)
|
||
|
|
assert_allclose(values, expect)
|
||
|
|
|
||
|
|
|
||
|
|
def test_span_selector_snap(ax):
|
||
|
|
def onselect(vmin, vmax):
|
||
|
|
ax._got_onselect = True
|
||
|
|
|
||
|
|
snap_values = np.arange(50) * 4
|
||
|
|
|
||
|
|
tool = widgets.SpanSelector(ax, onselect, direction='horizontal',
|
||
|
|
snap_values=snap_values)
|
||
|
|
tool.extents = (17, 35)
|
||
|
|
assert tool.extents == (16, 36)
|
||
|
|
|
||
|
|
tool.snap_values = None
|
||
|
|
assert tool.snap_values is None
|
||
|
|
tool.extents = (17, 35)
|
||
|
|
assert tool.extents == (17, 35)
|
||
|
|
|
||
|
|
|
||
|
|
@pytest.mark.parametrize('kwargs', [
|
||
|
|
dict(),
|
||
|
|
dict(useblit=False, props=dict(color='red')),
|
||
|
|
dict(useblit=True, button=1),
|
||
|
|
])
|
||
|
|
def test_lasso_selector(ax, kwargs):
|
||
|
|
onselect = mock.Mock(spec=noop, return_value=None)
|
||
|
|
|
||
|
|
tool = widgets.LassoSelector(ax, onselect, **kwargs)
|
||
|
|
do_event(tool, 'press', xdata=100, ydata=100, button=1)
|
||
|
|
do_event(tool, 'onmove', xdata=125, ydata=125, button=1)
|
||
|
|
do_event(tool, 'release', xdata=150, ydata=150, button=1)
|
||
|
|
|
||
|
|
onselect.assert_called_once_with([(100, 100), (125, 125), (150, 150)])
|
||
|
|
|
||
|
|
|
||
|
|
def test_lasso_selector_set_props(ax):
|
||
|
|
onselect = mock.Mock(spec=noop, return_value=None)
|
||
|
|
|
||
|
|
tool = widgets.LassoSelector(ax, onselect, props=dict(color='b', alpha=0.2))
|
||
|
|
|
||
|
|
artist = tool._selection_artist
|
||
|
|
assert mcolors.same_color(artist.get_color(), 'b')
|
||
|
|
assert artist.get_alpha() == 0.2
|
||
|
|
tool.set_props(color='r', alpha=0.3)
|
||
|
|
assert mcolors.same_color(artist.get_color(), 'r')
|
||
|
|
assert artist.get_alpha() == 0.3
|
||
|
|
|
||
|
|
|
||
|
|
def test_CheckButtons(ax):
|
||
|
|
check = widgets.CheckButtons(ax, ('a', 'b', 'c'), (True, False, True))
|
||
|
|
assert check.get_status() == [True, False, True]
|
||
|
|
check.set_active(0)
|
||
|
|
assert check.get_status() == [False, False, True]
|
||
|
|
|
||
|
|
cid = check.on_clicked(lambda: None)
|
||
|
|
check.disconnect(cid)
|
||
|
|
|
||
|
|
|
||
|
|
@pytest.mark.parametrize("toolbar", ["none", "toolbar2", "toolmanager"])
|
||
|
|
def test_TextBox(ax, toolbar):
|
||
|
|
# Avoid "toolmanager is provisional" warning.
|
||
|
|
plt.rcParams._set("toolbar", toolbar)
|
||
|
|
|
||
|
|
submit_event = mock.Mock(spec=noop, return_value=None)
|
||
|
|
text_change_event = mock.Mock(spec=noop, return_value=None)
|
||
|
|
tool = widgets.TextBox(ax, '')
|
||
|
|
tool.on_submit(submit_event)
|
||
|
|
tool.on_text_change(text_change_event)
|
||
|
|
|
||
|
|
assert tool.text == ''
|
||
|
|
|
||
|
|
do_event(tool, '_click')
|
||
|
|
|
||
|
|
tool.set_val('x**2')
|
||
|
|
|
||
|
|
assert tool.text == 'x**2'
|
||
|
|
assert text_change_event.call_count == 1
|
||
|
|
|
||
|
|
tool.begin_typing()
|
||
|
|
tool.stop_typing()
|
||
|
|
|
||
|
|
assert submit_event.call_count == 2
|
||
|
|
|
||
|
|
do_event(tool, '_click', xdata=.5, ydata=.5) # Ensure the click is in the axes.
|
||
|
|
do_event(tool, '_keypress', key='+')
|
||
|
|
do_event(tool, '_keypress', key='5')
|
||
|
|
|
||
|
|
assert text_change_event.call_count == 3
|
||
|
|
|
||
|
|
|
||
|
|
@image_comparison(['check_radio_buttons.png'], style='mpl20', remove_text=True)
|
||
|
|
def test_check_radio_buttons_image():
|
||
|
|
ax = get_ax()
|
||
|
|
fig = ax.figure
|
||
|
|
fig.subplots_adjust(left=0.3)
|
||
|
|
|
||
|
|
rax1 = fig.add_axes((0.05, 0.7, 0.2, 0.15))
|
||
|
|
rb1 = widgets.RadioButtons(rax1, ('Radio 1', 'Radio 2', 'Radio 3'))
|
||
|
|
with pytest.warns(DeprecationWarning,
|
||
|
|
match='The circles attribute was deprecated'):
|
||
|
|
rb1.circles # Trigger the old-style elliptic radiobuttons.
|
||
|
|
|
||
|
|
rax2 = fig.add_axes((0.05, 0.5, 0.2, 0.15))
|
||
|
|
cb1 = widgets.CheckButtons(rax2, ('Check 1', 'Check 2', 'Check 3'),
|
||
|
|
(False, True, True))
|
||
|
|
with pytest.warns(DeprecationWarning,
|
||
|
|
match='The rectangles attribute was deprecated'):
|
||
|
|
cb1.rectangles # Trigger old-style Rectangle check boxes
|
||
|
|
|
||
|
|
rax3 = fig.add_axes((0.05, 0.3, 0.2, 0.15))
|
||
|
|
rb3 = widgets.RadioButtons(
|
||
|
|
rax3, ('Radio 1', 'Radio 2', 'Radio 3'),
|
||
|
|
label_props={'fontsize': [8, 12, 16],
|
||
|
|
'color': ['red', 'green', 'blue']},
|
||
|
|
radio_props={'edgecolor': ['red', 'green', 'blue'],
|
||
|
|
'facecolor': ['mistyrose', 'palegreen', 'lightblue']})
|
||
|
|
|
||
|
|
rax4 = fig.add_axes((0.05, 0.1, 0.2, 0.15))
|
||
|
|
cb4 = widgets.CheckButtons(
|
||
|
|
rax4, ('Check 1', 'Check 2', 'Check 3'), (False, True, True),
|
||
|
|
label_props={'fontsize': [8, 12, 16],
|
||
|
|
'color': ['red', 'green', 'blue']},
|
||
|
|
frame_props={'edgecolor': ['red', 'green', 'blue'],
|
||
|
|
'facecolor': ['mistyrose', 'palegreen', 'lightblue']},
|
||
|
|
check_props={'color': ['red', 'green', 'blue']})
|
||
|
|
|
||
|
|
|
||
|
|
@check_figures_equal(extensions=["png"])
|
||
|
|
def test_radio_buttons(fig_test, fig_ref):
|
||
|
|
widgets.RadioButtons(fig_test.subplots(), ["tea", "coffee"])
|
||
|
|
ax = fig_ref.add_subplot(xticks=[], yticks=[])
|
||
|
|
ax.scatter([.15, .15], [2/3, 1/3], transform=ax.transAxes,
|
||
|
|
s=(plt.rcParams["font.size"] / 2) ** 2, c=["C0", "none"])
|
||
|
|
ax.text(.25, 2/3, "tea", transform=ax.transAxes, va="center")
|
||
|
|
ax.text(.25, 1/3, "coffee", transform=ax.transAxes, va="center")
|
||
|
|
|
||
|
|
|
||
|
|
@check_figures_equal(extensions=['png'])
|
||
|
|
def test_radio_buttons_props(fig_test, fig_ref):
|
||
|
|
label_props = {'color': ['red'], 'fontsize': [24]}
|
||
|
|
radio_props = {'facecolor': 'green', 'edgecolor': 'blue', 'linewidth': 2}
|
||
|
|
|
||
|
|
widgets.RadioButtons(fig_ref.subplots(), ['tea', 'coffee'],
|
||
|
|
label_props=label_props, radio_props=radio_props)
|
||
|
|
|
||
|
|
cb = widgets.RadioButtons(fig_test.subplots(), ['tea', 'coffee'])
|
||
|
|
cb.set_label_props(label_props)
|
||
|
|
# Setting the label size automatically increases default marker size, so we
|
||
|
|
# need to do that here as well.
|
||
|
|
cb.set_radio_props({**radio_props, 's': (24 / 2)**2})
|
||
|
|
|
||
|
|
|
||
|
|
def test_radio_button_active_conflict(ax):
|
||
|
|
with pytest.warns(UserWarning,
|
||
|
|
match=r'Both the \*activecolor\* parameter'):
|
||
|
|
rb = widgets.RadioButtons(ax, ['tea', 'coffee'], activecolor='red',
|
||
|
|
radio_props={'facecolor': 'green'})
|
||
|
|
# *radio_props*' facecolor wins over *activecolor*
|
||
|
|
assert mcolors.same_color(rb._buttons.get_facecolor(), ['green', 'none'])
|
||
|
|
|
||
|
|
|
||
|
|
@check_figures_equal(extensions=['png'])
|
||
|
|
def test_radio_buttons_activecolor_change(fig_test, fig_ref):
|
||
|
|
widgets.RadioButtons(fig_ref.subplots(), ['tea', 'coffee'],
|
||
|
|
activecolor='green')
|
||
|
|
|
||
|
|
# Test property setter.
|
||
|
|
cb = widgets.RadioButtons(fig_test.subplots(), ['tea', 'coffee'],
|
||
|
|
activecolor='red')
|
||
|
|
cb.activecolor = 'green'
|
||
|
|
|
||
|
|
|
||
|
|
@check_figures_equal(extensions=["png"])
|
||
|
|
def test_check_buttons(fig_test, fig_ref):
|
||
|
|
widgets.CheckButtons(fig_test.subplots(), ["tea", "coffee"], [True, True])
|
||
|
|
ax = fig_ref.add_subplot(xticks=[], yticks=[])
|
||
|
|
ax.scatter([.15, .15], [2/3, 1/3], marker='s', transform=ax.transAxes,
|
||
|
|
s=(plt.rcParams["font.size"] / 2) ** 2, c=["none", "none"])
|
||
|
|
ax.scatter([.15, .15], [2/3, 1/3], marker='x', transform=ax.transAxes,
|
||
|
|
s=(plt.rcParams["font.size"] / 2) ** 2, c=["k", "k"])
|
||
|
|
ax.text(.25, 2/3, "tea", transform=ax.transAxes, va="center")
|
||
|
|
ax.text(.25, 1/3, "coffee", transform=ax.transAxes, va="center")
|
||
|
|
|
||
|
|
|
||
|
|
@check_figures_equal(extensions=['png'])
|
||
|
|
def test_check_button_props(fig_test, fig_ref):
|
||
|
|
label_props = {'color': ['red'], 'fontsize': [24]}
|
||
|
|
frame_props = {'facecolor': 'green', 'edgecolor': 'blue', 'linewidth': 2}
|
||
|
|
check_props = {'facecolor': 'red', 'linewidth': 2}
|
||
|
|
|
||
|
|
widgets.CheckButtons(fig_ref.subplots(), ['tea', 'coffee'], [True, True],
|
||
|
|
label_props=label_props, frame_props=frame_props,
|
||
|
|
check_props=check_props)
|
||
|
|
|
||
|
|
cb = widgets.CheckButtons(fig_test.subplots(), ['tea', 'coffee'],
|
||
|
|
[True, True])
|
||
|
|
cb.set_label_props(label_props)
|
||
|
|
# Setting the label size automatically increases default marker size, so we
|
||
|
|
# need to do that here as well.
|
||
|
|
cb.set_frame_props({**frame_props, 's': (24 / 2)**2})
|
||
|
|
# FIXME: Axes.scatter promotes facecolor to edgecolor on unfilled markers,
|
||
|
|
# but Collection.update doesn't do that (it forgot the marker already).
|
||
|
|
# This means we cannot pass facecolor to both setters directly.
|
||
|
|
check_props['edgecolor'] = check_props.pop('facecolor')
|
||
|
|
cb.set_check_props({**check_props, 's': (24 / 2)**2})
|
||
|
|
|
||
|
|
|
||
|
|
@check_figures_equal(extensions=["png"])
|
||
|
|
def test_check_buttons_rectangles(fig_test, fig_ref):
|
||
|
|
# Test should be removed once .rectangles is removed
|
||
|
|
cb = widgets.CheckButtons(fig_test.subplots(), ["", ""],
|
||
|
|
[False, False])
|
||
|
|
with pytest.warns(DeprecationWarning,
|
||
|
|
match='The rectangles attribute was deprecated'):
|
||
|
|
cb.rectangles
|
||
|
|
ax = fig_ref.add_subplot(xticks=[], yticks=[])
|
||
|
|
ys = [2/3, 1/3]
|
||
|
|
dy = 1/3
|
||
|
|
w, h = dy / 2, dy / 2
|
||
|
|
rectangles = [
|
||
|
|
Rectangle(xy=(0.05, ys[i] - h / 2), width=w, height=h,
|
||
|
|
edgecolor="black",
|
||
|
|
facecolor="none",
|
||
|
|
transform=ax.transAxes
|
||
|
|
)
|
||
|
|
for i, y in enumerate(ys)
|
||
|
|
]
|
||
|
|
for rectangle in rectangles:
|
||
|
|
ax.add_patch(rectangle)
|
||
|
|
|
||
|
|
|
||
|
|
@check_figures_equal(extensions=["png"])
|
||
|
|
def test_check_buttons_lines(fig_test, fig_ref):
|
||
|
|
# Test should be removed once .lines is removed
|
||
|
|
cb = widgets.CheckButtons(fig_test.subplots(), ["", ""], [True, True])
|
||
|
|
with pytest.warns(DeprecationWarning,
|
||
|
|
match='The lines attribute was deprecated'):
|
||
|
|
cb.lines
|
||
|
|
for rectangle in cb._rectangles:
|
||
|
|
rectangle.set_visible(False)
|
||
|
|
ax = fig_ref.add_subplot(xticks=[], yticks=[])
|
||
|
|
ys = [2/3, 1/3]
|
||
|
|
dy = 1/3
|
||
|
|
w, h = dy / 2, dy / 2
|
||
|
|
lineparams = {'color': 'k', 'linewidth': 1.25,
|
||
|
|
'transform': ax.transAxes,
|
||
|
|
'solid_capstyle': 'butt'}
|
||
|
|
for i, y in enumerate(ys):
|
||
|
|
x, y = 0.05, y - h / 2
|
||
|
|
l1 = Line2D([x, x + w], [y + h, y], **lineparams)
|
||
|
|
l2 = Line2D([x, x + w], [y, y + h], **lineparams)
|
||
|
|
|
||
|
|
l1.set_visible(True)
|
||
|
|
l2.set_visible(True)
|
||
|
|
ax.add_line(l1)
|
||
|
|
ax.add_line(l2)
|
||
|
|
|
||
|
|
|
||
|
|
def test_slider_slidermin_slidermax_invalid():
|
||
|
|
fig, ax = plt.subplots()
|
||
|
|
# test min/max with floats
|
||
|
|
with pytest.raises(ValueError):
|
||
|
|
widgets.Slider(ax=ax, label='', valmin=0.0, valmax=24.0,
|
||
|
|
slidermin=10.0)
|
||
|
|
with pytest.raises(ValueError):
|
||
|
|
widgets.Slider(ax=ax, label='', valmin=0.0, valmax=24.0,
|
||
|
|
slidermax=10.0)
|
||
|
|
|
||
|
|
|
||
|
|
def test_slider_slidermin_slidermax():
|
||
|
|
fig, ax = plt.subplots()
|
||
|
|
slider_ = widgets.Slider(ax=ax, label='', valmin=0.0, valmax=24.0,
|
||
|
|
valinit=5.0)
|
||
|
|
|
||
|
|
slider = widgets.Slider(ax=ax, label='', valmin=0.0, valmax=24.0,
|
||
|
|
valinit=1.0, slidermin=slider_)
|
||
|
|
assert slider.val == slider_.val
|
||
|
|
|
||
|
|
slider = widgets.Slider(ax=ax, label='', valmin=0.0, valmax=24.0,
|
||
|
|
valinit=10.0, slidermax=slider_)
|
||
|
|
assert slider.val == slider_.val
|
||
|
|
|
||
|
|
|
||
|
|
def test_slider_valmin_valmax():
|
||
|
|
fig, ax = plt.subplots()
|
||
|
|
slider = widgets.Slider(ax=ax, label='', valmin=0.0, valmax=24.0,
|
||
|
|
valinit=-10.0)
|
||
|
|
assert slider.val == slider.valmin
|
||
|
|
|
||
|
|
slider = widgets.Slider(ax=ax, label='', valmin=0.0, valmax=24.0,
|
||
|
|
valinit=25.0)
|
||
|
|
assert slider.val == slider.valmax
|
||
|
|
|
||
|
|
|
||
|
|
def test_slider_valstep_snapping():
|
||
|
|
fig, ax = plt.subplots()
|
||
|
|
slider = widgets.Slider(ax=ax, label='', valmin=0.0, valmax=24.0,
|
||
|
|
valinit=11.4, valstep=1)
|
||
|
|
assert slider.val == 11
|
||
|
|
|
||
|
|
slider = widgets.Slider(ax=ax, label='', valmin=0.0, valmax=24.0,
|
||
|
|
valinit=11.4, valstep=[0, 1, 5.5, 19.7])
|
||
|
|
assert slider.val == 5.5
|
||
|
|
|
||
|
|
|
||
|
|
def test_slider_horizontal_vertical():
|
||
|
|
fig, ax = plt.subplots()
|
||
|
|
slider = widgets.Slider(ax=ax, label='', valmin=0, valmax=24,
|
||
|
|
valinit=12, orientation='horizontal')
|
||
|
|
slider.set_val(10)
|
||
|
|
assert slider.val == 10
|
||
|
|
# check the dimension of the slider patch in axes units
|
||
|
|
box = slider.poly.get_extents().transformed(ax.transAxes.inverted())
|
||
|
|
assert_allclose(box.bounds, [0, .25, 10/24, .5])
|
||
|
|
|
||
|
|
fig, ax = plt.subplots()
|
||
|
|
slider = widgets.Slider(ax=ax, label='', valmin=0, valmax=24,
|
||
|
|
valinit=12, orientation='vertical')
|
||
|
|
slider.set_val(10)
|
||
|
|
assert slider.val == 10
|
||
|
|
# check the dimension of the slider patch in axes units
|
||
|
|
box = slider.poly.get_extents().transformed(ax.transAxes.inverted())
|
||
|
|
assert_allclose(box.bounds, [.25, 0, .5, 10/24])
|
||
|
|
|
||
|
|
|
||
|
|
def test_slider_reset():
|
||
|
|
fig, ax = plt.subplots()
|
||
|
|
slider = widgets.Slider(ax=ax, label='', valmin=0, valmax=1, valinit=.5)
|
||
|
|
slider.set_val(0.75)
|
||
|
|
slider.reset()
|
||
|
|
assert slider.val == 0.5
|
||
|
|
|
||
|
|
|
||
|
|
@pytest.mark.parametrize("orientation", ["horizontal", "vertical"])
|
||
|
|
def test_range_slider(orientation):
|
||
|
|
if orientation == "vertical":
|
||
|
|
idx = [1, 0, 3, 2]
|
||
|
|
else:
|
||
|
|
idx = [0, 1, 2, 3]
|
||
|
|
|
||
|
|
fig, ax = plt.subplots()
|
||
|
|
|
||
|
|
slider = widgets.RangeSlider(
|
||
|
|
ax=ax, label="", valmin=0.0, valmax=1.0, orientation=orientation,
|
||
|
|
valinit=[0.1, 0.34]
|
||
|
|
)
|
||
|
|
box = slider.poly.get_extents().transformed(ax.transAxes.inverted())
|
||
|
|
assert_allclose(box.get_points().flatten()[idx], [0.1, 0.25, 0.34, 0.75])
|
||
|
|
|
||
|
|
# Check initial value is set correctly
|
||
|
|
assert_allclose(slider.val, (0.1, 0.34))
|
||
|
|
|
||
|
|
def handle_positions(slider):
|
||
|
|
if orientation == "vertical":
|
||
|
|
return [h.get_ydata()[0] for h in slider._handles]
|
||
|
|
else:
|
||
|
|
return [h.get_xdata()[0] for h in slider._handles]
|
||
|
|
|
||
|
|
slider.set_val((0.4, 0.6))
|
||
|
|
assert_allclose(slider.val, (0.4, 0.6))
|
||
|
|
assert_allclose(handle_positions(slider), (0.4, 0.6))
|
||
|
|
|
||
|
|
box = slider.poly.get_extents().transformed(ax.transAxes.inverted())
|
||
|
|
assert_allclose(box.get_points().flatten()[idx], [0.4, .25, 0.6, .75])
|
||
|
|
|
||
|
|
slider.set_val((0.2, 0.1))
|
||
|
|
assert_allclose(slider.val, (0.1, 0.2))
|
||
|
|
assert_allclose(handle_positions(slider), (0.1, 0.2))
|
||
|
|
|
||
|
|
slider.set_val((-1, 10))
|
||
|
|
assert_allclose(slider.val, (0, 1))
|
||
|
|
assert_allclose(handle_positions(slider), (0, 1))
|
||
|
|
|
||
|
|
slider.reset()
|
||
|
|
assert_allclose(slider.val, (0.1, 0.34))
|
||
|
|
assert_allclose(handle_positions(slider), (0.1, 0.34))
|
||
|
|
|
||
|
|
|
||
|
|
@pytest.mark.parametrize("orientation", ["horizontal", "vertical"])
|
||
|
|
def test_range_slider_same_init_values(orientation):
|
||
|
|
if orientation == "vertical":
|
||
|
|
idx = [1, 0, 3, 2]
|
||
|
|
else:
|
||
|
|
idx = [0, 1, 2, 3]
|
||
|
|
|
||
|
|
fig, ax = plt.subplots()
|
||
|
|
|
||
|
|
slider = widgets.RangeSlider(
|
||
|
|
ax=ax, label="", valmin=0.0, valmax=1.0, orientation=orientation,
|
||
|
|
valinit=[0, 0]
|
||
|
|
)
|
||
|
|
box = slider.poly.get_extents().transformed(ax.transAxes.inverted())
|
||
|
|
assert_allclose(box.get_points().flatten()[idx], [0, 0.25, 0, 0.75])
|
||
|
|
|
||
|
|
|
||
|
|
def check_polygon_selector(event_sequence, expected_result, selections_count,
|
||
|
|
**kwargs):
|
||
|
|
"""
|
||
|
|
Helper function to test Polygon Selector.
|
||
|
|
|
||
|
|
Parameters
|
||
|
|
----------
|
||
|
|
event_sequence : list of tuples (etype, dict())
|
||
|
|
A sequence of events to perform. The sequence is a list of tuples
|
||
|
|
where the first element of the tuple is an etype (e.g., 'onmove',
|
||
|
|
'press', etc.), and the second element of the tuple is a dictionary of
|
||
|
|
the arguments for the event (e.g., xdata=5, key='shift', etc.).
|
||
|
|
expected_result : list of vertices (xdata, ydata)
|
||
|
|
The list of vertices that are expected to result from the event
|
||
|
|
sequence.
|
||
|
|
selections_count : int
|
||
|
|
Wait for the tool to call its `onselect` function `selections_count`
|
||
|
|
times, before comparing the result to the `expected_result`
|
||
|
|
**kwargs
|
||
|
|
Keyword arguments are passed to PolygonSelector.
|
||
|
|
"""
|
||
|
|
ax = get_ax()
|
||
|
|
|
||
|
|
onselect = mock.Mock(spec=noop, return_value=None)
|
||
|
|
|
||
|
|
tool = widgets.PolygonSelector(ax, onselect, **kwargs)
|
||
|
|
|
||
|
|
for (etype, event_args) in event_sequence:
|
||
|
|
do_event(tool, etype, **event_args)
|
||
|
|
|
||
|
|
assert onselect.call_count == selections_count
|
||
|
|
assert onselect.call_args == ((expected_result, ), {})
|
||
|
|
|
||
|
|
|
||
|
|
def polygon_place_vertex(xdata, ydata):
|
||
|
|
return [('onmove', dict(xdata=xdata, ydata=ydata)),
|
||
|
|
('press', dict(xdata=xdata, ydata=ydata)),
|
||
|
|
('release', dict(xdata=xdata, ydata=ydata))]
|
||
|
|
|
||
|
|
|
||
|
|
def polygon_remove_vertex(xdata, ydata):
|
||
|
|
return [('onmove', dict(xdata=xdata, ydata=ydata)),
|
||
|
|
('press', dict(xdata=xdata, ydata=ydata, button=3)),
|
||
|
|
('release', dict(xdata=xdata, ydata=ydata, button=3))]
|
||
|
|
|
||
|
|
|
||
|
|
@pytest.mark.parametrize('draw_bounding_box', [False, True])
|
||
|
|
def test_polygon_selector(draw_bounding_box):
|
||
|
|
check_selector = functools.partial(
|
||
|
|
check_polygon_selector, draw_bounding_box=draw_bounding_box)
|
||
|
|
|
||
|
|
# Simple polygon
|
||
|
|
expected_result = [(50, 50), (150, 50), (50, 150)]
|
||
|
|
event_sequence = [
|
||
|
|
*polygon_place_vertex(50, 50),
|
||
|
|
*polygon_place_vertex(150, 50),
|
||
|
|
*polygon_place_vertex(50, 150),
|
||
|
|
*polygon_place_vertex(50, 50),
|
||
|
|
]
|
||
|
|
check_selector(event_sequence, expected_result, 1)
|
||
|
|
|
||
|
|
# Move first vertex before completing the polygon.
|
||
|
|
expected_result = [(75, 50), (150, 50), (50, 150)]
|
||
|
|
event_sequence = [
|
||
|
|
*polygon_place_vertex(50, 50),
|
||
|
|
*polygon_place_vertex(150, 50),
|
||
|
|
('on_key_press', dict(key='control')),
|
||
|
|
('onmove', dict(xdata=50, ydata=50)),
|
||
|
|
('press', dict(xdata=50, ydata=50)),
|
||
|
|
('onmove', dict(xdata=75, ydata=50)),
|
||
|
|
('release', dict(xdata=75, ydata=50)),
|
||
|
|
('on_key_release', dict(key='control')),
|
||
|
|
*polygon_place_vertex(50, 150),
|
||
|
|
*polygon_place_vertex(75, 50),
|
||
|
|
]
|
||
|
|
check_selector(event_sequence, expected_result, 1)
|
||
|
|
|
||
|
|
# Move first two vertices at once before completing the polygon.
|
||
|
|
expected_result = [(50, 75), (150, 75), (50, 150)]
|
||
|
|
event_sequence = [
|
||
|
|
*polygon_place_vertex(50, 50),
|
||
|
|
*polygon_place_vertex(150, 50),
|
||
|
|
('on_key_press', dict(key='shift')),
|
||
|
|
('onmove', dict(xdata=100, ydata=100)),
|
||
|
|
('press', dict(xdata=100, ydata=100)),
|
||
|
|
('onmove', dict(xdata=100, ydata=125)),
|
||
|
|
('release', dict(xdata=100, ydata=125)),
|
||
|
|
('on_key_release', dict(key='shift')),
|
||
|
|
*polygon_place_vertex(50, 150),
|
||
|
|
*polygon_place_vertex(50, 75),
|
||
|
|
]
|
||
|
|
check_selector(event_sequence, expected_result, 1)
|
||
|
|
|
||
|
|
# Move first vertex after completing the polygon.
|
||
|
|
expected_result = [(75, 50), (150, 50), (50, 150)]
|
||
|
|
event_sequence = [
|
||
|
|
*polygon_place_vertex(50, 50),
|
||
|
|
*polygon_place_vertex(150, 50),
|
||
|
|
*polygon_place_vertex(50, 150),
|
||
|
|
*polygon_place_vertex(50, 50),
|
||
|
|
('onmove', dict(xdata=50, ydata=50)),
|
||
|
|
('press', dict(xdata=50, ydata=50)),
|
||
|
|
('onmove', dict(xdata=75, ydata=50)),
|
||
|
|
('release', dict(xdata=75, ydata=50)),
|
||
|
|
]
|
||
|
|
check_selector(event_sequence, expected_result, 2)
|
||
|
|
|
||
|
|
# Move all vertices after completing the polygon.
|
||
|
|
expected_result = [(75, 75), (175, 75), (75, 175)]
|
||
|
|
event_sequence = [
|
||
|
|
*polygon_place_vertex(50, 50),
|
||
|
|
*polygon_place_vertex(150, 50),
|
||
|
|
*polygon_place_vertex(50, 150),
|
||
|
|
*polygon_place_vertex(50, 50),
|
||
|
|
('on_key_press', dict(key='shift')),
|
||
|
|
('onmove', dict(xdata=100, ydata=100)),
|
||
|
|
('press', dict(xdata=100, ydata=100)),
|
||
|
|
('onmove', dict(xdata=125, ydata=125)),
|
||
|
|
('release', dict(xdata=125, ydata=125)),
|
||
|
|
('on_key_release', dict(key='shift')),
|
||
|
|
]
|
||
|
|
check_selector(event_sequence, expected_result, 2)
|
||
|
|
|
||
|
|
# Try to move a vertex and move all before placing any vertices.
|
||
|
|
expected_result = [(50, 50), (150, 50), (50, 150)]
|
||
|
|
event_sequence = [
|
||
|
|
('on_key_press', dict(key='control')),
|
||
|
|
('onmove', dict(xdata=100, ydata=100)),
|
||
|
|
('press', dict(xdata=100, ydata=100)),
|
||
|
|
('onmove', dict(xdata=125, ydata=125)),
|
||
|
|
('release', dict(xdata=125, ydata=125)),
|
||
|
|
('on_key_release', dict(key='control')),
|
||
|
|
('on_key_press', dict(key='shift')),
|
||
|
|
('onmove', dict(xdata=100, ydata=100)),
|
||
|
|
('press', dict(xdata=100, ydata=100)),
|
||
|
|
('onmove', dict(xdata=125, ydata=125)),
|
||
|
|
('release', dict(xdata=125, ydata=125)),
|
||
|
|
('on_key_release', dict(key='shift')),
|
||
|
|
*polygon_place_vertex(50, 50),
|
||
|
|
*polygon_place_vertex(150, 50),
|
||
|
|
*polygon_place_vertex(50, 150),
|
||
|
|
*polygon_place_vertex(50, 50),
|
||
|
|
]
|
||
|
|
check_selector(event_sequence, expected_result, 1)
|
||
|
|
|
||
|
|
# Try to place vertex out-of-bounds, then reset, and start a new polygon.
|
||
|
|
expected_result = [(50, 50), (150, 50), (50, 150)]
|
||
|
|
event_sequence = [
|
||
|
|
*polygon_place_vertex(50, 50),
|
||
|
|
*polygon_place_vertex(250, 50),
|
||
|
|
('on_key_press', dict(key='escape')),
|
||
|
|
('on_key_release', dict(key='escape')),
|
||
|
|
*polygon_place_vertex(50, 50),
|
||
|
|
*polygon_place_vertex(150, 50),
|
||
|
|
*polygon_place_vertex(50, 150),
|
||
|
|
*polygon_place_vertex(50, 50),
|
||
|
|
]
|
||
|
|
check_selector(event_sequence, expected_result, 1)
|
||
|
|
|
||
|
|
|
||
|
|
@pytest.mark.parametrize('draw_bounding_box', [False, True])
|
||
|
|
def test_polygon_selector_set_props_handle_props(ax, draw_bounding_box):
|
||
|
|
tool = widgets.PolygonSelector(ax, onselect=noop,
|
||
|
|
props=dict(color='b', alpha=0.2),
|
||
|
|
handle_props=dict(alpha=0.5),
|
||
|
|
draw_bounding_box=draw_bounding_box)
|
||
|
|
|
||
|
|
event_sequence = [
|
||
|
|
*polygon_place_vertex(50, 50),
|
||
|
|
*polygon_place_vertex(150, 50),
|
||
|
|
*polygon_place_vertex(50, 150),
|
||
|
|
*polygon_place_vertex(50, 50),
|
||
|
|
]
|
||
|
|
|
||
|
|
for (etype, event_args) in event_sequence:
|
||
|
|
do_event(tool, etype, **event_args)
|
||
|
|
|
||
|
|
artist = tool._selection_artist
|
||
|
|
assert artist.get_color() == 'b'
|
||
|
|
assert artist.get_alpha() == 0.2
|
||
|
|
tool.set_props(color='r', alpha=0.3)
|
||
|
|
assert artist.get_color() == 'r'
|
||
|
|
assert artist.get_alpha() == 0.3
|
||
|
|
|
||
|
|
for artist in tool._handles_artists:
|
||
|
|
assert artist.get_color() == 'b'
|
||
|
|
assert artist.get_alpha() == 0.5
|
||
|
|
tool.set_handle_props(color='r', alpha=0.3)
|
||
|
|
for artist in tool._handles_artists:
|
||
|
|
assert artist.get_color() == 'r'
|
||
|
|
assert artist.get_alpha() == 0.3
|
||
|
|
|
||
|
|
|
||
|
|
@check_figures_equal()
|
||
|
|
def test_rect_visibility(fig_test, fig_ref):
|
||
|
|
# Check that requesting an invisible selector makes it invisible
|
||
|
|
ax_test = fig_test.subplots()
|
||
|
|
_ = fig_ref.subplots()
|
||
|
|
|
||
|
|
tool = widgets.RectangleSelector(ax_test, onselect=noop,
|
||
|
|
props={'visible': False})
|
||
|
|
tool.extents = (0.2, 0.8, 0.3, 0.7)
|
||
|
|
|
||
|
|
|
||
|
|
# Change the order that the extra point is inserted in
|
||
|
|
@pytest.mark.parametrize('idx', [1, 2, 3])
|
||
|
|
@pytest.mark.parametrize('draw_bounding_box', [False, True])
|
||
|
|
def test_polygon_selector_remove(idx, draw_bounding_box):
|
||
|
|
verts = [(50, 50), (150, 50), (50, 150)]
|
||
|
|
event_sequence = [polygon_place_vertex(*verts[0]),
|
||
|
|
polygon_place_vertex(*verts[1]),
|
||
|
|
polygon_place_vertex(*verts[2]),
|
||
|
|
# Finish the polygon
|
||
|
|
polygon_place_vertex(*verts[0])]
|
||
|
|
# Add an extra point
|
||
|
|
event_sequence.insert(idx, polygon_place_vertex(200, 200))
|
||
|
|
# Remove the extra point
|
||
|
|
event_sequence.append(polygon_remove_vertex(200, 200))
|
||
|
|
# Flatten list of lists
|
||
|
|
event_sequence = sum(event_sequence, [])
|
||
|
|
check_polygon_selector(event_sequence, verts, 2,
|
||
|
|
draw_bounding_box=draw_bounding_box)
|
||
|
|
|
||
|
|
|
||
|
|
@pytest.mark.parametrize('draw_bounding_box', [False, True])
|
||
|
|
def test_polygon_selector_remove_first_point(draw_bounding_box):
|
||
|
|
verts = [(50, 50), (150, 50), (50, 150)]
|
||
|
|
event_sequence = [
|
||
|
|
*polygon_place_vertex(*verts[0]),
|
||
|
|
*polygon_place_vertex(*verts[1]),
|
||
|
|
*polygon_place_vertex(*verts[2]),
|
||
|
|
*polygon_place_vertex(*verts[0]),
|
||
|
|
*polygon_remove_vertex(*verts[0]),
|
||
|
|
]
|
||
|
|
check_polygon_selector(event_sequence, verts[1:], 2,
|
||
|
|
draw_bounding_box=draw_bounding_box)
|
||
|
|
|
||
|
|
|
||
|
|
@pytest.mark.parametrize('draw_bounding_box', [False, True])
|
||
|
|
def test_polygon_selector_redraw(ax, draw_bounding_box):
|
||
|
|
verts = [(50, 50), (150, 50), (50, 150)]
|
||
|
|
event_sequence = [
|
||
|
|
*polygon_place_vertex(*verts[0]),
|
||
|
|
*polygon_place_vertex(*verts[1]),
|
||
|
|
*polygon_place_vertex(*verts[2]),
|
||
|
|
*polygon_place_vertex(*verts[0]),
|
||
|
|
# Polygon completed, now remove first two verts.
|
||
|
|
*polygon_remove_vertex(*verts[1]),
|
||
|
|
*polygon_remove_vertex(*verts[2]),
|
||
|
|
# At this point the tool should be reset so we can add more vertices.
|
||
|
|
*polygon_place_vertex(*verts[1]),
|
||
|
|
]
|
||
|
|
|
||
|
|
tool = widgets.PolygonSelector(ax, onselect=noop,
|
||
|
|
draw_bounding_box=draw_bounding_box)
|
||
|
|
for (etype, event_args) in event_sequence:
|
||
|
|
do_event(tool, etype, **event_args)
|
||
|
|
# After removing two verts, only one remains, and the
|
||
|
|
# selector should be automatically resete
|
||
|
|
assert tool.verts == verts[0:2]
|
||
|
|
|
||
|
|
|
||
|
|
@pytest.mark.parametrize('draw_bounding_box', [False, True])
|
||
|
|
@check_figures_equal(extensions=['png'])
|
||
|
|
def test_polygon_selector_verts_setter(fig_test, fig_ref, draw_bounding_box):
|
||
|
|
verts = [(0.1, 0.4), (0.5, 0.9), (0.3, 0.2)]
|
||
|
|
ax_test = fig_test.add_subplot()
|
||
|
|
|
||
|
|
tool_test = widgets.PolygonSelector(
|
||
|
|
ax_test, onselect=noop, draw_bounding_box=draw_bounding_box)
|
||
|
|
tool_test.verts = verts
|
||
|
|
assert tool_test.verts == verts
|
||
|
|
|
||
|
|
ax_ref = fig_ref.add_subplot()
|
||
|
|
tool_ref = widgets.PolygonSelector(
|
||
|
|
ax_ref, onselect=noop, draw_bounding_box=draw_bounding_box)
|
||
|
|
event_sequence = [
|
||
|
|
*polygon_place_vertex(*verts[0]),
|
||
|
|
*polygon_place_vertex(*verts[1]),
|
||
|
|
*polygon_place_vertex(*verts[2]),
|
||
|
|
*polygon_place_vertex(*verts[0]),
|
||
|
|
]
|
||
|
|
for (etype, event_args) in event_sequence:
|
||
|
|
do_event(tool_ref, etype, **event_args)
|
||
|
|
|
||
|
|
|
||
|
|
def test_polygon_selector_box(ax):
|
||
|
|
# Create a diamond (adjusting axes lims s.t. the diamond lies within axes limits).
|
||
|
|
ax.set(xlim=(-10, 50), ylim=(-10, 50))
|
||
|
|
verts = [(20, 0), (0, 20), (20, 40), (40, 20)]
|
||
|
|
event_sequence = [
|
||
|
|
*polygon_place_vertex(*verts[0]),
|
||
|
|
*polygon_place_vertex(*verts[1]),
|
||
|
|
*polygon_place_vertex(*verts[2]),
|
||
|
|
*polygon_place_vertex(*verts[3]),
|
||
|
|
*polygon_place_vertex(*verts[0]),
|
||
|
|
]
|
||
|
|
|
||
|
|
# Create selector
|
||
|
|
tool = widgets.PolygonSelector(ax, onselect=noop, draw_bounding_box=True)
|
||
|
|
for (etype, event_args) in event_sequence:
|
||
|
|
do_event(tool, etype, **event_args)
|
||
|
|
|
||
|
|
# In order to trigger the correct callbacks, trigger events on the canvas
|
||
|
|
# instead of the individual tools
|
||
|
|
t = ax.transData
|
||
|
|
canvas = ax.figure.canvas
|
||
|
|
|
||
|
|
# Scale to half size using the top right corner of the bounding box
|
||
|
|
MouseEvent(
|
||
|
|
"button_press_event", canvas, *t.transform((40, 40)), 1)._process()
|
||
|
|
MouseEvent(
|
||
|
|
"motion_notify_event", canvas, *t.transform((20, 20)))._process()
|
||
|
|
MouseEvent(
|
||
|
|
"button_release_event", canvas, *t.transform((20, 20)), 1)._process()
|
||
|
|
np.testing.assert_allclose(
|
||
|
|
tool.verts, [(10, 0), (0, 10), (10, 20), (20, 10)])
|
||
|
|
|
||
|
|
# Move using the center of the bounding box
|
||
|
|
MouseEvent(
|
||
|
|
"button_press_event", canvas, *t.transform((10, 10)), 1)._process()
|
||
|
|
MouseEvent(
|
||
|
|
"motion_notify_event", canvas, *t.transform((30, 30)))._process()
|
||
|
|
MouseEvent(
|
||
|
|
"button_release_event", canvas, *t.transform((30, 30)), 1)._process()
|
||
|
|
np.testing.assert_allclose(
|
||
|
|
tool.verts, [(30, 20), (20, 30), (30, 40), (40, 30)])
|
||
|
|
|
||
|
|
# Remove a point from the polygon and check that the box extents update
|
||
|
|
np.testing.assert_allclose(
|
||
|
|
tool._box.extents, (20.0, 40.0, 20.0, 40.0))
|
||
|
|
|
||
|
|
MouseEvent(
|
||
|
|
"button_press_event", canvas, *t.transform((30, 20)), 3)._process()
|
||
|
|
MouseEvent(
|
||
|
|
"button_release_event", canvas, *t.transform((30, 20)), 3)._process()
|
||
|
|
np.testing.assert_allclose(
|
||
|
|
tool.verts, [(20, 30), (30, 40), (40, 30)])
|
||
|
|
np.testing.assert_allclose(
|
||
|
|
tool._box.extents, (20.0, 40.0, 30.0, 40.0))
|
||
|
|
|
||
|
|
|
||
|
|
def test_polygon_selector_clear_method(ax):
|
||
|
|
onselect = mock.Mock(spec=noop, return_value=None)
|
||
|
|
tool = widgets.PolygonSelector(ax, onselect)
|
||
|
|
|
||
|
|
for result in ([(50, 50), (150, 50), (50, 150), (50, 50)],
|
||
|
|
[(50, 50), (100, 50), (50, 150), (50, 50)]):
|
||
|
|
for x, y in result:
|
||
|
|
for etype, event_args in polygon_place_vertex(x, y):
|
||
|
|
do_event(tool, etype, **event_args)
|
||
|
|
|
||
|
|
artist = tool._selection_artist
|
||
|
|
|
||
|
|
assert tool._selection_completed
|
||
|
|
assert tool.get_visible()
|
||
|
|
assert artist.get_visible()
|
||
|
|
np.testing.assert_equal(artist.get_xydata(), result)
|
||
|
|
assert onselect.call_args == ((result[:-1],), {})
|
||
|
|
|
||
|
|
tool.clear()
|
||
|
|
assert not tool._selection_completed
|
||
|
|
np.testing.assert_equal(artist.get_xydata(), [(0, 0)])
|
||
|
|
|
||
|
|
|
||
|
|
@pytest.mark.parametrize("horizOn", [False, True])
|
||
|
|
@pytest.mark.parametrize("vertOn", [False, True])
|
||
|
|
def test_MultiCursor(horizOn, vertOn):
|
||
|
|
(ax1, ax3) = plt.figure().subplots(2, sharex=True)
|
||
|
|
ax2 = plt.figure().subplots()
|
||
|
|
|
||
|
|
# useblit=false to avoid having to draw the figure to cache the renderer
|
||
|
|
multi = widgets.MultiCursor(
|
||
|
|
None, (ax1, ax2), useblit=False, horizOn=horizOn, vertOn=vertOn
|
||
|
|
)
|
||
|
|
|
||
|
|
# Only two of the axes should have a line drawn on them.
|
||
|
|
assert len(multi.vlines) == 2
|
||
|
|
assert len(multi.hlines) == 2
|
||
|
|
|
||
|
|
# mock a motion_notify_event
|
||
|
|
# Can't use `do_event` as that helper requires the widget
|
||
|
|
# to have a single .ax attribute.
|
||
|
|
event = mock_event(ax1, xdata=.5, ydata=.25)
|
||
|
|
multi.onmove(event)
|
||
|
|
# force a draw + draw event to exercise clear
|
||
|
|
ax1.figure.canvas.draw()
|
||
|
|
|
||
|
|
# the lines in the first two ax should both move
|
||
|
|
for l in multi.vlines:
|
||
|
|
assert l.get_xdata() == (.5, .5)
|
||
|
|
for l in multi.hlines:
|
||
|
|
assert l.get_ydata() == (.25, .25)
|
||
|
|
# The relevant lines get turned on after move.
|
||
|
|
assert len([line for line in multi.vlines if line.get_visible()]) == (
|
||
|
|
2 if vertOn else 0)
|
||
|
|
assert len([line for line in multi.hlines if line.get_visible()]) == (
|
||
|
|
2 if horizOn else 0)
|
||
|
|
|
||
|
|
# After toggling settings, the opposite lines should be visible after move.
|
||
|
|
multi.horizOn = not multi.horizOn
|
||
|
|
multi.vertOn = not multi.vertOn
|
||
|
|
event = mock_event(ax1, xdata=.5, ydata=.25)
|
||
|
|
multi.onmove(event)
|
||
|
|
assert len([line for line in multi.vlines if line.get_visible()]) == (
|
||
|
|
0 if vertOn else 2)
|
||
|
|
assert len([line for line in multi.hlines if line.get_visible()]) == (
|
||
|
|
0 if horizOn else 2)
|
||
|
|
|
||
|
|
# test a move event in an Axes not part of the MultiCursor
|
||
|
|
# the lines in ax1 and ax2 should not have moved.
|
||
|
|
event = mock_event(ax3, xdata=.75, ydata=.75)
|
||
|
|
multi.onmove(event)
|
||
|
|
for l in multi.vlines:
|
||
|
|
assert l.get_xdata() == (.5, .5)
|
||
|
|
for l in multi.hlines:
|
||
|
|
assert l.get_ydata() == (.25, .25)
|