pyqtgraph/pyqtgraph — pull request #6 by gpoulin (2013-09-25 10:26:44+00:00)
Title: Fix AxisItem with SIPrefix

Fix #4. The problem seems to be that the textWidth is not measured for first level ticks. Why this bug is only occurring when there is a SI prefix? I have no idea, but it's a good idea to measure textwidth of first level ticks.