Python matplotlib.widgets.EllipseSelector() Examples

The following are 3 code examples of matplotlib.widgets.EllipseSelector(). You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may also want to check out all available functions/classes of the module matplotlib.widgets , or try the search function .
Example #1
Source File: test_widgets.py    From python3_ios with BSD 3-Clause "New" or "Revised" License 4 votes vote down vote up
def test_ellipse():
    """For ellipse, test out the key modifiers"""
    ax = get_ax()

    def onselect(epress, erelease):
        pass

    tool = widgets.EllipseSelector(ax, onselect=onselect,
                                   maxdist=10, interactive=True)
    tool.extents = (100, 150, 100, 150)

    # drag the rectangle
    do_event(tool, 'press', xdata=10, ydata=10, button=1,
             key=' ')

    do_event(tool, 'onmove', xdata=30, ydata=30, button=1)
    do_event(tool, 'release', xdata=30, ydata=30, button=1)
    assert tool.extents == (120, 170, 120, 170)

    # create from center
    do_event(tool, 'on_key_press', xdata=100, ydata=100, button=1,
             key='control')
    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=125, ydata=125, button=1)
    do_event(tool, 'on_key_release', xdata=100, ydata=100, button=1,
             key='control')
    assert tool.extents == (75, 125, 75, 125)

    # create a square
    do_event(tool, 'on_key_press', xdata=10, ydata=10, button=1,
             key='shift')
    do_event(tool, 'press', xdata=10, ydata=10, button=1)
    do_event(tool, 'onmove', xdata=35, ydata=30, button=1)
    do_event(tool, 'release', xdata=35, ydata=30, button=1)
    do_event(tool, 'on_key_release', xdata=10, ydata=10, button=1,
             key='shift')
    extents = [int(e) for e in tool.extents]
    assert extents == [10, 35, 10, 34]

    # create a square from center
    do_event(tool, 'on_key_press', xdata=100, ydata=100, button=1,
             key='ctrl+shift')
    do_event(tool, 'press', xdata=100, ydata=100, button=1)
    do_event(tool, 'onmove', xdata=125, ydata=130, button=1)
    do_event(tool, 'release', xdata=125, ydata=130, button=1)
    do_event(tool, 'on_key_release', xdata=100, ydata=100, button=1,
             key='ctrl+shift')
    extents = [int(e) for e in tool.extents]
    assert extents == [70, 129, 70, 130]

    assert tool.geometry.shape == (2, 73)
    assert_allclose(tool.geometry[:, 0], [70., 100]) 
Example #2
Source File: test_widgets.py    From coffeegrindsize with MIT License 4 votes vote down vote up
def test_ellipse():
    """For ellipse, test out the key modifiers"""
    ax = get_ax()

    def onselect(epress, erelease):
        pass

    tool = widgets.EllipseSelector(ax, onselect=onselect,
                                   maxdist=10, interactive=True)
    tool.extents = (100, 150, 100, 150)

    # drag the rectangle
    do_event(tool, 'press', xdata=10, ydata=10, button=1,
             key=' ')

    do_event(tool, 'onmove', xdata=30, ydata=30, button=1)
    do_event(tool, 'release', xdata=30, ydata=30, button=1)
    assert tool.extents == (120, 170, 120, 170)

    # create from center
    do_event(tool, 'on_key_press', xdata=100, ydata=100, button=1,
             key='control')
    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=125, ydata=125, button=1)
    do_event(tool, 'on_key_release', xdata=100, ydata=100, button=1,
             key='control')
    assert tool.extents == (75, 125, 75, 125)

    # create a square
    do_event(tool, 'on_key_press', xdata=10, ydata=10, button=1,
             key='shift')
    do_event(tool, 'press', xdata=10, ydata=10, button=1)
    do_event(tool, 'onmove', xdata=35, ydata=30, button=1)
    do_event(tool, 'release', xdata=35, ydata=30, button=1)
    do_event(tool, 'on_key_release', xdata=10, ydata=10, button=1,
             key='shift')
    extents = [int(e) for e in tool.extents]
    assert extents == [10, 35, 10, 34]

    # create a square from center
    do_event(tool, 'on_key_press', xdata=100, ydata=100, button=1,
             key='ctrl+shift')
    do_event(tool, 'press', xdata=100, ydata=100, button=1)
    do_event(tool, 'onmove', xdata=125, ydata=130, button=1)
    do_event(tool, 'release', xdata=125, ydata=130, button=1)
    do_event(tool, 'on_key_release', xdata=100, ydata=100, button=1,
             key='ctrl+shift')
    extents = [int(e) for e in tool.extents]
    assert extents == [70, 129, 70, 130]

    assert tool.geometry.shape == (2, 73)
    assert_allclose(tool.geometry[:, 0], [70., 100]) 
Example #3
Source File: test_widgets.py    From twitter-stock-recommendation with MIT License 4 votes vote down vote up
def test_ellipse():
    """For ellipse, test out the key modifiers"""
    ax = get_ax()

    def onselect(epress, erelease):
        pass

    tool = widgets.EllipseSelector(ax, onselect=onselect,
                                   maxdist=10, interactive=True)
    tool.extents = (100, 150, 100, 150)

    # drag the rectangle
    do_event(tool, 'press', xdata=10, ydata=10, button=1,
                    key=' ')
    do_event(tool, 'onmove', xdata=30, ydata=30, button=1)
    do_event(tool, 'release', xdata=30, ydata=30, button=1)
    assert tool.extents == (120, 170, 120, 170)

    # create from center
    do_event(tool, 'on_key_press', xdata=100, ydata=100, button=1,
                    key='control')
    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=125, ydata=125, button=1)
    do_event(tool, 'on_key_release', xdata=100, ydata=100, button=1,
                    key='control')
    assert tool.extents == (75, 125, 75, 125)

    # create a square
    do_event(tool, 'on_key_press', xdata=10, ydata=10, button=1,
                    key='shift')
    do_event(tool, 'press', xdata=10, ydata=10, button=1)
    do_event(tool, 'onmove', xdata=35, ydata=30, button=1)
    do_event(tool, 'release', xdata=35, ydata=30, button=1)
    do_event(tool, 'on_key_release', xdata=10, ydata=10, button=1,
                    key='shift')
    extents = [int(e) for e in tool.extents]
    assert extents == [10, 35, 10, 34]

    # create a square from center
    do_event(tool, 'on_key_press', xdata=100, ydata=100, button=1,
                      key='ctrl+shift')
    do_event(tool, 'press', xdata=100, ydata=100, button=1)
    do_event(tool, 'onmove', xdata=125, ydata=130, button=1)
    do_event(tool, 'release', xdata=125, ydata=130, button=1)
    do_event(tool, 'on_key_release', xdata=100, ydata=100, button=1,
                      key='ctrl+shift')
    extents = [int(e) for e in tool.extents]
    assert extents == [70, 129, 70, 130]

    assert tool.geometry.shape == (2, 73)
    assert_allclose(tool.geometry[:, 0], [70., 100])