def plotRotation(roi_number, result_path, t, x, y, rotation_speed):
# plot t-x, t-y, x-y, t-rotation_speed and save plot+roi_number.bmp
txplot = Plot('x-t plot','time (s)', 'x (pixel)', t, x)
typlot = Plot('y-t plot','time (s)', 'y (pixel)', t, y)
xyplot = Plot('x-y plot', 'x (pixel)', 'y (pixel)', x, y)
tspeedplot = Plot('Rotation speed-t plot','time (s)', 'Rotaion Speed (Hz)', t, rotation_speed)
graphW = 1000
graphH = 500
txplot.setFrameSize(graphW, graphH)
typlot.setFrameSize(graphW, graphH)
xyplot.setFrameSize(graphW, graphH)
tspeedplot.setFrameSize(graphW, graphH)
#make plots as stack image
tximp = txplot.getImagePlus()
xyimp = xyplot.getImagePlus()
tyimp = typlot.getImagePlus()
tsimp = tspeedplot.getImagePlus()
pstack = ImageStack(tximp.width,tximp.height)
pstack.addSlice(tximp.getProcessor())
pstack.addSlice(tyimp.getProcessor())
pstack.addSlice(xyimp.getProcessor())
pstack.addSlice(tsimp.getProcessor())
pstackimp = ImagePlus('plots', pstack)
pstackM = MontageMaker().makeMontage2(pstackimp, 2, 2, 2, 1, 4, 1, 0, False)
#pstackM.show()
IJ.saveAs(pstackM, 'BMP', os.path.join(result_path,'Plot' + str(roi_number) + '.bmp'))
tximp.close()
xyimp.close()
tyimp.close()
tsimp.close()
pstackM.close()
