本文整理汇总了Python中matplotlib.widgets.EllipseSelector方法的典型用法代码示例。如果您正苦于以下问题：Python widgets.EllipseSelector方法的具体用法？Python widgets.EllipseSelector怎么用？Python widgets.EllipseSelector使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类matplotlib.widgets的用法示例。
在下文中一共展示了widgets.EllipseSelector方法的2个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: test_ellipse
# 需要导入模块: from matplotlib import widgets [as 别名]
# 或者: from matplotlib.widgets import EllipseSelector [as 别名]
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]) 示例2: test_ellipse
# 需要导入模块: from matplotlib import widgets [as 别名]
# 或者: from matplotlib.widgets import EllipseSelector [as 别名]
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])