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.
>>
>
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