FreqPlot.py

#!/usr/bin/env python
from __future__ import division

"""
    Class for frequential plot management
    
    == Currently under development ======================================
    
    Copyright (C) 2015
    Arthur Fages - Loic Fagot - Vincent Labourdette - Thomas Lamant - Guillaume Loizeau
    Arts et Metiers ParisTech, centre de Bordeaux-Talence
    
    This program is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.

    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with this program.  If not, see <http://www.gnu.org/licenses/>.
"""

# Version 0.4
# Last update : 13/05/2015

from Plot import Plot
from PyQt4 import Qwt5 as Qwt

class FreqPlot(Plot):
    
    def __init__(self, dataToDisplay, rate, df = 0, fr = 0):
        Plot.__init__(self, dataToDisplay, rate)
        self.df = df
        self.fr = fr
        
        self.setAxisTitle(Qwt.QwtPlot.xBottom, 'Frequency [Hz]');
    
    #def __init__(self, a1, a2, dt, df = 0, fr = 0):
        #Plot.__init__(self, a1, a2, dt)
        #self.df = df
        #self.fr = fr
        
    def setVerticalScale(self, maxValue):
        self.setAxisScale (Qwt.QwtPlot.yLeft, 0, maxValue, 0)
        self.setAxisScale (Qwt.QwtPlot.yRight, 0, maxValue, 0) 	
        self.updateAxes()
    
    def setHorizontalScale(self, maxValue):
        self.setAxisScale (Qwt.QwtPlot.xBottom, 0, maxValue, 0)
        self.updateAxes()