pyqtgraph/examples/ScatterPlotWidget.py

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2013-03-19 20:04:46 +00:00
# -*- coding: utf-8 -*-
import initExample ## Add path to library (just for examples; you do not need this)
import pyqtgraph as pg
from pyqtgraph.Qt import QtCore, QtGui
import numpy as np
pg.mkQApp()
spw = pg.ScatterPlotWidget()
spw.show()
data = np.array([
(1, 1, 3, 4, 'x'),
(2, 3, 3, 7, 'y'),
(3, 2, 5, 2, 'z'),
(4, 4, 6, 9, 'z'),
(5, 3, 6, 7, 'x'),
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(6, 5, 4, 6, 'x'),
(7, 5, 8, 2, 'z'),
(8, 1, 2, 4, 'x'),
(9, 2, 3, 7, 'z'),
(0, 6, 0, 2, 'z'),
(1, 3, 1, 2, 'z'),
(2, 5, 4, 6, 'y'),
(3, 4, 8, 1, 'y'),
(4, 7, 6, 8, 'z'),
(5, 8, 7, 4, 'y'),
(6, 1, 2, 3, 'y'),
(7, 5, 3, 9, 'z'),
(8, 9, 3, 1, 'x'),
(9, 2, 6, 2, 'z'),
(0, 3, 4, 6, 'x'),
(1, 5, 9, 3, 'y'),
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], dtype=[('col1', float), ('col2', float), ('col3', int), ('col4', int), ('col5', 'S10')])
spw.setFields([
('col1', {'units': 'm'}),
('col2', {'units': 'm'}),
('col3', {}),
('col4', {}),
('col5', {'mode': 'enum', 'values': ['x', 'y', 'z']}),
])
spw.setData(data)
## Start Qt event loop unless running in interactive mode or using pyside.
if __name__ == '__main__':
import sys
if (sys.flags.interactive != 1) or not hasattr(QtCore, 'PYQT_VERSION'):
QtGui.QApplication.instance().exec_()