pyqtgraph/examples/Legend.py
Luke Campagnola 491aee0fe2 python3 fixes
cleaned up examples
2013-02-24 23:09:03 -05:00

28 lines
899 B
Python

# -*- coding: utf-8 -*-
"""
Demonstrates basic use of LegendItem
"""
import initExample ## Add path to library (just for examples; you do not need this)
import pyqtgraph as pg
from pyqtgraph.Qt import QtCore, QtGui
plt = pg.plot()
plt.setWindowTitle('pyqtgraph example: Legend')
plt.addLegend()
#l = pg.LegendItem((100,60), offset=(70,30)) # args are (size, offset)
#l.setParentItem(plt.graphicsItem()) # Note we do NOT call plt.addItem in this case
c1 = plt.plot([1,3,2,4], pen='r', name='red plot')
c2 = plt.plot([2,1,4,3], pen='g', fillLevel=0, fillBrush=(255,255,255,30), name='green plot')
#l.addItem(c1, 'red plot')
#l.addItem(c2, 'green plot')
## 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_()