Added symbol to Legend example

examples/Legend.py

@@ -14,7 +14,7 @@ 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')
+c1 = plt.plot([1,3,2,4], pen='r', symbol='o', symbolPen='r', symbolBrush=0.5, 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')