I was wrong about rotating viewbox, that screws things up On Wednesday, July 26, 2017 at 10:51:00 AM UTC-6, Patrick Kreitzberg wrote: > > So the axis ranges are linked to the viewbox of the plot so you will have > to find a way to rotate the viewbox. Im going to see if I can figure that > out real quick but posting this asap so you can look as well. At least I > think this is what is happening. Only been working with pyqtgraph for 2 > months or so > > On Tuesday, July 25, 2017 at 4:49:57 PM UTC-6, m has wrote: >> >> Dear Patrik, >> Thank you again for your detailed reply. Indeed the coordinates sytem >> appers to be rotated. Now if I try to set min, max limits on new >> X-axis(vertical), unfortunately it sets the limit to old axis(horizontal). >> >> Best Regards, >> Haseeb >> >> On 26 Jul 2017 00:35, "Patrick Kreitzberg" <[email protected]> wrote: >> >>> My description was off, the x axis is on the left but is labeled 'Y'. >>> The y axis is on the bottom labeled as 'X'. >>> >>> The graph is rotated 90 degrees and the bottom axis is inverted. >>> >>> On Tuesday, July 25, 2017 at 12:22:06 PM UTC-6, Patrick Kreitzberg wrote: >>>> >>>> Is the following what you want? It has the x axis is on the left side, >>>> labeled as the x axis and increases as you go up. The y axis is on the >>>> bottom, is labeled the y axis and increases *to the left*. >>>> >>>> Done by setting the plotwidget to have invertX=true which is actually a >>>> property of the PlotItem created by the plotwidget. Then the graph is >>>> rotated 90 degrees and the PlotItem axis's are labeled as you want. >>>> >>>> from pyqtgraph.Qt import QtGui, QtCore >>>> import numpy as np >>>> import pyqtgraph as pg >>>> app = QtGui.QApplication([]) >>>> mw = QtGui.QMainWindow() >>>> win = pg.PlotWidget() >>>> x = np.arange(0, 2*np.pi, 0.1) >>>> y = np.sin(x) >>>> l = pg.PlotDataItem(x=x,y=y) >>>> win.addItem(l) >>>> >>>> win.getPlotItem().invertX(True) >>>> >>>> cw = QtGui.QWidget() # GENERIC WIDGET AS CENTRAL WIDGET >>>> (inside main window) >>>> lay = QtGui.QGridLayout() >>>> cw.setLayout(lay) >>>> lay.addWidget(win) >>>> >>>> l.rotate(90) >>>> ax = win.getPlotItem().getAxis('left') >>>> ax.setLabel('Y') >>>> ax = win.getPlotItem().getAxis('bottom') >>>> ax.setLabel('X') >>>> >>>> mw.setCentralWidget(cw) >>>> mw.show() >>>> if __name__ == '__main__': >>>> import sys >>>> if (sys.flags.interactive != 1) or not hasattr(QtCore, >>>> 'PYQT_VERSION'): >>>> QtGui.QApplication.instance().exec_() >>>> >>>> On Monday, July 24, 2017 at 10:31:19 AM UTC-6, m has wrote: >>>>> >>>>> Is there any way to swap x-axis and y-axis in plot. I need a vertical >>>>> x-axis and horizontal y-axis. I can not simply plot(y,x) as I need to set >>>>> alot of other properties as well. I have been searching for two days but >>>>> no >>>>> avail. I rotated the ViewBox, but it changes the x-axis and y-axis labels. >>>>> >>>>> Thank you. >>>>> >>>> -- >>> You received this message because you are subscribed to a topic in the >>> Google Groups "pyqtgraph" group. >>> To unsubscribe from this topic, visit >>> https://groups.google.com/d/topic/pyqtgraph/LPpYZrDvZpA/unsubscribe. >>> To unsubscribe from this group and all its topics, send an email to >>> [email protected]. >>> To view this discussion on the web visit >>> https://groups.google.com/d/msgid/pyqtgraph/c28befb7-c8a7-48ed-8e34-f96243db4af4%40googlegroups.com >>> >>> <https://groups.google.com/d/msgid/pyqtgraph/c28befb7-c8a7-48ed-8e34-f96243db4af4%40googlegroups.com?utm_medium=email&utm_source=footer> >>> . >>> For more options, visit https://groups.google.com/d/optout. >>> >>
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