started major refactoring to simplify function addition/removal

This commit is contained in:
Markus Rosenstihl 2014-03-19 22:02:26 +01:00
parent 2a0cf04f47
commit e18364b075
10 changed files with 284 additions and 44 deletions

View File

@ -2,7 +2,7 @@
# Form implementation generated from reading ui file 'ConductivityGroupBox.ui' # Form implementation generated from reading ui file 'ConductivityGroupBox.ui'
# #
# Created: Wed Mar 19 19:18:39 2014 # Created: Wed Mar 19 20:57:16 2014
# by: PyQt4 UI code generator 4.10.3 # by: PyQt4 UI code generator 4.10.3
# #
# WARNING! All changes made in this file will be lost! # WARNING! All changes made in this file will be lost!

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@ -3,6 +3,7 @@
from PyQt4.QtGui import QGroupBox, QPalette, QColor from PyQt4.QtGui import QGroupBox, QPalette, QColor
import ConductivityGroupBox import ConductivityGroupBox
import PeakGroupBox import PeakGroupBox
import PowerLawGroupBox
__author__ = 'markusro' __author__ = 'markusro'
@ -51,6 +52,7 @@ if __name__ == "__main__":
class PeakWidget(QGroupBox): class PeakWidget(QGroupBox):
changedTable = pyqtSignal() changedTable = pyqtSignal()
removeMe = pyqtSignal()
def __init__(self, parent=None): def __init__(self, parent=None):
QGroupBox.__init__(self) QGroupBox.__init__(self)
@ -93,6 +95,11 @@ class PeakWidget(QGroupBox):
# self.ui.checkBox_4.stateChanged.connect(self._distrib_cd) # self.ui.checkBox_4.stateChanged.connect(self._distrib_cd)
self.ui.comboBox.currentIndexChanged.connect(self._distrib_select) self.ui.comboBox.currentIndexChanged.connect(self._distrib_select)
self.ui.removeButton.clicked.connect(self.remove)
def remove(self):
self.removeMe.emit()
def changeValues(self): def changeValues(self):
self.changedTable.emit() self.changedTable.emit()
@ -184,6 +191,7 @@ class PeakWidget(QGroupBox):
class ConductivityWidget(QGroupBox): class ConductivityWidget(QGroupBox):
changedTable = pyqtSignal() changedTable = pyqtSignal()
removeMe = pyqtSignal()
def __init__(self, parent=None): def __init__(self, parent=None):
QGroupBox.__init__(self) QGroupBox.__init__(self)
@ -219,6 +227,11 @@ class ConductivityWidget(QGroupBox):
for dsb in self.inputs: for dsb in self.inputs:
dsb.valueChanged.connect(self.changeValues) dsb.valueChanged.connect(self.changeValues)
self.ui.removeButton.clicked.connect(self.remove)
def remove(self):
self.removeMe.emit()
def changeValues(self, num): def changeValues(self, num):
self.changedTable.emit() self.changedTable.emit()
@ -245,9 +258,84 @@ class ConductivityWidget(QGroupBox):
for i, arg in enumerate(beta): for i, arg in enumerate(beta):
self.inputs[i].setValue(arg) self.inputs[i].setValue(arg)
sd_style="" sd_style=""
if i in (0,1) and sd_beta is not None: if i in (1,) and sd_beta is not None:
sd = "+/- %.3e"%(sd_beta[i]) sd = "+/- %.3e"%(sd_beta[i])
elif i in (2,3) and sd_beta is not None: elif i in (0,2) and sd_beta is not None:
sd = "+/- %.2f"%(sd_beta[i])
if sd_beta is not None:
if 0.0 < sd_beta[i]/arg < 0.2:
sd_style="background-color: rgba(0, 255, 0, 64);"
if 0.2 < sd_beta[i]/arg < 1.0:
sd_style="background-color: rgba(255,255, 0, 64);"
elif sd_beta[i]/arg > 1.0:
sd_style="background-color: rgba(255, 0, 0, 64);"
else:
sd = "( --- )"
self.errors[i].setStyleSheet(sd_style)
self.errors[i].setText(sd)
class PowerLawWidget(QGroupBox):
changedTable = pyqtSignal()
removeMe = pyqtSignal()
def __init__(self, parent=None):
QGroupBox.__init__(self)
super(PowerLawWidget, self).__init__(parent)
self.setTitle(u"Conductivity …")
self.ui = PowerLawGroupBox.Ui_PowerLawGroupBox()
self.ui.setupUi(self)
self.ui.doubleSpinBox_2.setParent(None)
self.ui.doubleSpinBox_2 = LogFSpinBox(self)
self.ui.gridLayout.addWidget(self.ui.doubleSpinBox_2,1,1)
self.errors = [self.ui.label_5,
self.ui.label_6]
self.inputs = [self.ui.doubleSpinBox_2,
self.ui.doubleSpinBox_3]
self.fixedCheckBoxes = [ self.ui.checkBox_2,
self.ui.checkBox_3]
for dsb in self.inputs:
dsb.valueChanged.connect(self.changeValues)
self.ui.removeButton.clicked.connect(self.remove)
def remove(self):
self.removeMe.emit()
def changeValues(self, num):
self.changedTable.emit()
def fixedParameter(self):
return [0 if cb.isChecked() else 1 for cb in self.fixedCheckBoxes]
def setColor(self, color):
r, g, b = color
palette = self.palette()
palette.setColor(QPalette.Foreground, QColor(r, g, b))
self.setPalette(palette)
def getTable(self):
tmp = [i.value() # selects the number, ignores the status
for i in self.inputs]
#print "peakParams:", tmp
return tmp
def update(self):
self.changedTable.emit()
def updateTable(self, beta, sd_beta=None):
for i, arg in enumerate(beta):
self.inputs[i].setValue(arg)
sd_style=""
if i in (0,) and sd_beta is not None:
sd = "+/- %.3e"%(sd_beta[i])
elif i in (1,) and sd_beta is not None:
sd = "+/- %.2f"%(sd_beta[i]) sd = "+/- %.2f"%(sd_beta[i])
if sd_beta is not None: if sd_beta is not None:
if 0.0 < sd_beta[i]/arg < 0.2: if 0.0 < sd_beta[i]/arg < 0.2:

View File

@ -3,3 +3,4 @@ all:
pyuic4 QDSMain.ui -o QDSMain.py pyuic4 QDSMain.ui -o QDSMain.py
pyuic4 PeakGroupBox.ui -o PeakGroupBox.py pyuic4 PeakGroupBox.ui -o PeakGroupBox.py
pyuic4 ConductivityGroupBox.ui -o ConductivityGroupBox.py pyuic4 ConductivityGroupBox.ui -o ConductivityGroupBox.py
pyuic4 PowerLawGroupBox.ui -o PowerLawGroupBox.py

View File

@ -2,7 +2,7 @@
# Form implementation generated from reading ui file 'PeakGroupBox.ui' # Form implementation generated from reading ui file 'PeakGroupBox.ui'
# #
# Created: Wed Mar 19 19:18:39 2014 # Created: Wed Mar 19 20:57:16 2014
# by: PyQt4 UI code generator 4.10.3 # by: PyQt4 UI code generator 4.10.3
# #
# WARNING! All changes made in this file will be lost! # WARNING! All changes made in this file will be lost!

79
QDS.py
View File

@ -9,7 +9,7 @@ from PyQt4.QtCore import *
from PyQt4.QtGui import * from PyQt4.QtGui import *
import matplotlib import matplotlib
from mathlib import fit_anneal, fit_lbfgsb, fit_odr_cmplx from mathlib import fit_anneal, fit_lbfgsb, fit_odr_cmplx, FunctionRegister
matplotlib.use('agg') matplotlib.use('agg')
@ -22,7 +22,7 @@ import numpy as N
import QDSMain import QDSMain
from data import Data, Conductivity, Peak from data import Data, Conductivity, Peak, PowerComplex
import pyqtgraph as pg import pyqtgraph as pg
#import yaff #import yaff
@ -39,6 +39,16 @@ class AppWindow(QMainWindow):
self.picked_artist = None self.picked_artist = None
self.data = None self.data = None
actions = {
self.ui.actionAdd_Peak:self.addPeak,
self.ui.actionAdd_Cond:self.addCond,
self.ui.actionAdd_PowerLaw:self.addPowerComplex
}
self.myActionGroup = QActionGroup(self)
for a in actions.keys(): self.myActionGroup.addAction(a)
self.function_registry = FunctionRegister()
self.Conductivity = None self.Conductivity = None
self._lines = dict() self._lines = dict()
@ -138,15 +148,17 @@ class AppWindow(QMainWindow):
# % (pos.x(),pos.y())) # % (pos.x(),pos.y()))
def mousePress(self, evt): def mousePress(self, evt):
vb = self.ui.graphicsView.getPlotItem().vb
data_pos = self.last_pos data_pos = self.last_pos
if self.ui.actionAdd_Peak.isChecked():
if self.ui.actionAdd_Peak.isChecked() and not self.ui.actionAdd_Cond.isChecked():
self.addPeak(data_pos) self.addPeak(data_pos)
self.ui.actionAdd_Peak.setChecked(False) self.ui.actionAdd_Peak.setChecked(False)
if self.ui.actionAdd_Cond.isChecked() and not self.ui.actionAdd_Peak.isChecked(): if self.ui.actionAdd_Cond.isChecked():
self.addCond(data_pos) self.addCond(data_pos)
self.ui.actionAdd_Cond.setChecked(False) self.ui.actionAdd_Cond.setChecked(False)
if self.ui.actionAdd_PowerLaw.isChecked():
self.addPowerComplex(data_pos)
self.ui.actionAdd_PowerLaw.setChecked(False)
def saveFitResult(self): def saveFitResult(self):
""" """
@ -198,7 +210,7 @@ class AppWindow(QMainWindow):
pyplot.loglog(f,eps, ls="--", color=color , lw=0.75, label="Peak %i"%i) pyplot.loglog(f,eps, ls="--", color=color , lw=0.75, label="Peak %i"%i)
if self.Conductivity != None: if self.Conductivity != None:
f,eps = self.Conductivity.get_conductivity() f,eps = self.Conductivity.get_data()
color = hex2color(str(self.Conductivity.get_color().name())) color = hex2color(str(self.Conductivity.get_color().name()))
pyplot.loglog(f,eps, ls="-.", color=color, lw=0.75, label="Cond.") pyplot.loglog(f,eps, ls="-.", color=color, lw=0.75, label="Cond.")
f,eps = self.Conductivity.get_epsilon_static() f,eps = self.Conductivity.get_epsilon_static()
@ -214,12 +226,13 @@ class AppWindow(QMainWindow):
def addCond(self, pos): def addCond(self, pos):
win = self.parameterWidget #win = self.parameterWidget
win.setWindowFlags(win.windowFlags() | Qt.WindowStaysOnTopHint) #win.setWindowFlags(win.windowFlags() | Qt.WindowStaysOnTopHint)
if self.Conductivity != None: if self.Conductivity != None:
return return
self.statusBar().showMessage("Click on graph") self.statusBar().showMessage("Click on graph")
self.Conductivity = Conductivity(mpl=self.ui.graphicsView, limits=self.data.fit_limits) self.Conductivity = Conductivity(pgPlotWidget=self.ui.graphicsView, limits=self.data.fit_limits)
self.function_registry.register_function(self.Conductivity)
self.Conductivity.changedData.connect(self.updatePlot) self.Conductivity.changedData.connect(self.updatePlot)
#print pos.x(), pos.y(),"test", 10**pos.x(),10**pos.y() #print pos.x(), pos.y(),"test", 10**pos.x(),10**pos.y()
cond_par = [0, 10**(pos.y() + pos.x())*2*N.pi , 1.0] cond_par = [0, 10**(pos.y() + pos.x())*2*N.pi , 1.0]
@ -233,17 +246,44 @@ class AppWindow(QMainWindow):
def delCond(self): def delCond(self):
self.cond_param = None self.cond_param = None
self.cond = None self.cond = None
self.ui.graphicsView.removeItem(self.Conductivity.mpl_line) #self.ui.graphicsView.removeItem(self.Conductivity.data_curve_imag)
self.ui.graphicsView.removeItem(self.Conductivity.mpl_line_static) #self.ui.graphicsView.removeItem(self.Conductivity.mpl_line_static)
del self.Conductivity self.function_registry.unregister_function(self.Conductivity)
self.Conductivity = None
#del self.Conductivity
#self.Conductivity = None
self.updatePlot()
def addPowerComplex(self, pos):
#win = self.parameterWidget
#win.setWindowFlags(win.windowFlags() | Qt.WindowStaysOnTopHint)
self.statusBar().showMessage("Click on graph")
power_complex = PowerComplex(pgPlotWidget=self.ui.graphicsView, limits=self.data.fit_limits)
power_complex.changedData.connect(self.updatePlot)
self.function_registry.register_function(power_complex)
#print pos.x(), pos.y(),"test", 10**pos.x(),10**pos.y()
cond_par = [10**(pos.y() + pos.x())*2*N.pi , 1.0]
power_complex.setParameter(beta=cond_par)
self.parameterWidget.vlayout.insertWidget(1,power_complex.widget)
#power_complex.widget.ui.removeButton.clicked.connect(self.delPowerComplex)
self.parameterWidget.vlayout.update()
self.parameterWidget.showNormal()
self.parameterWidget.raise_()
def delPowerComplex(self):
#self.ui.graphicsView.removeItem(self.PowerComplex.data_curve_real)
self.function_registry.unregister_function(self.PowerComplex)
self.PowerComplex = None
self.updatePlot() self.updatePlot()
def addPeak(self, pos): def addPeak(self, pos):
win = self.parameterWidget #win = self.parameterWidget
win.setWindowFlags(win.windowFlags() | Qt.WindowStaysOnTopHint) #win.setWindowFlags(win.windowFlags() | Qt.WindowStaysOnTopHint)
id_list = [ self.peakBoxes[key] for key in self.peakBoxes.keys()] id_list = [ self.peakBoxes[key] for key in self.peakBoxes.keys()]
self.peakId = 1 self.peakId = 1
while self.peakId in id_list: while self.peakId in id_list:
@ -254,6 +294,8 @@ class AppWindow(QMainWindow):
peak = Peak(id=self.peakId, mpl=self.ui.graphicsView, limits=self.data.fit_limits) peak = Peak(id=self.peakId, mpl=self.ui.graphicsView, limits=self.data.fit_limits)
# connect to delPeak # connect to delPeak
peak.widget.ui.removeButton.clicked.connect(self.delPeak) peak.widget.ui.removeButton.clicked.connect(self.delPeak)
self.function_registry.register_function(peak)
#peak.widget.ui.removeButton.clicked.connect(self.delPeak) #peak.widget.ui.removeButton.clicked.connect(self.delPeak)
peak.changedData.connect(self.updatePlot) peak.changedData.connect(self.updatePlot)
# delta_eps=(10**pos.y())*2, tau=1 / (2*N.pi*10**pos.x()), a=1, b=1 # delta_eps=(10**pos.y())*2, tau=1 / (2*N.pi*10**pos.x()), a=1, b=1
@ -273,11 +315,14 @@ class AppWindow(QMainWindow):
if peak.widget.isHidden(): if peak.widget.isHidden():
self.ui.graphicsView.removeItem(peak.mpl_line) self.ui.graphicsView.removeItem(peak.mpl_line)
self.parameterWidget.vlayout.removeWidget(peak.widget) self.parameterWidget.vlayout.removeWidget(peak.widget)
self.function_registry.unregister_function(peak)
self.peakBoxes.pop(peak) self.peakBoxes.pop(peak)
self.parameterWidget.vlayout.update() self.parameterWidget.vlayout.update()
self.updatePlot() self.updatePlot()
def fitData(self, method): def fitData(self, method):
if self.Conductivity != None: if self.Conductivity != None:
start_parameter = list(self.Conductivity.getParameter()) start_parameter = list(self.Conductivity.getParameter())
fixed_params = [i for i in self.Conductivity.getFixed()] fixed_params = [i for i in self.Conductivity.getFixed()]
@ -353,7 +398,7 @@ class AppWindow(QMainWindow):
def updatePlot(self): def updatePlot(self):
print self.function_registry.get_registered_functions()
# assemble fit function # assemble fit function
funcs = ["static", "power"] funcs = ["static", "power"]
p0 = self.Conductivity.getParameter() if self.Conductivity is not None else [0.0, 0.0, 1.0] p0 = self.Conductivity.getParameter() if self.Conductivity is not None else [0.0, 0.0, 1.0]

View File

@ -2,7 +2,7 @@
# Form implementation generated from reading ui file 'QDSMain.ui' # Form implementation generated from reading ui file 'QDSMain.ui'
# #
# Created: Wed Mar 19 19:18:39 2014 # Created: Wed Mar 19 20:57:16 2014
# by: PyQt4 UI code generator 4.10.3 # by: PyQt4 UI code generator 4.10.3
# #
# WARNING! All changes made in this file will be lost! # WARNING! All changes made in this file will be lost!
@ -85,8 +85,13 @@ class Ui_MainWindow(object):
icon2.addPixmap(QtGui.QPixmap(_fromUtf8(":/icons/save_fit.svg")), QtGui.QIcon.Normal, QtGui.QIcon.Off) icon2.addPixmap(QtGui.QPixmap(_fromUtf8(":/icons/save_fit.svg")), QtGui.QIcon.Normal, QtGui.QIcon.Off)
self.actionSave_FitResult.setIcon(icon2) self.actionSave_FitResult.setIcon(icon2)
self.actionSave_FitResult.setObjectName(_fromUtf8("actionSave_FitResult")) self.actionSave_FitResult.setObjectName(_fromUtf8("actionSave_FitResult"))
self.actionAdd_PowerLaw = QtGui.QAction(MainWindow)
self.actionAdd_PowerLaw.setCheckable(True)
self.actionAdd_PowerLaw.setIcon(icon1)
self.actionAdd_PowerLaw.setObjectName(_fromUtf8("actionAdd_PowerLaw"))
self.toolBar.addAction(self.actionAdd_Peak) self.toolBar.addAction(self.actionAdd_Peak)
self.toolBar.addAction(self.actionAdd_Cond) self.toolBar.addAction(self.actionAdd_Cond)
self.toolBar.addAction(self.actionAdd_PowerLaw)
self.toolBar.addAction(self.actionSave_FitResult) self.toolBar.addAction(self.actionSave_FitResult)
self.retranslateUi(MainWindow) self.retranslateUi(MainWindow)
@ -100,6 +105,8 @@ class Ui_MainWindow(object):
self.actionAdd_Cond.setToolTip(_translate("MainWindow", "Added Conductivity Term", None)) self.actionAdd_Cond.setToolTip(_translate("MainWindow", "Added Conductivity Term", None))
self.actionSave_FitResult.setText(_translate("MainWindow", "Save Fit", None)) self.actionSave_FitResult.setText(_translate("MainWindow", "Save Fit", None))
self.actionSave_FitResult.setToolTip(_translate("MainWindow", "Save Fit Result", None)) self.actionSave_FitResult.setToolTip(_translate("MainWindow", "Save Fit Result", None))
self.actionAdd_PowerLaw.setText(_translate("MainWindow", "Power Law", None))
self.actionAdd_PowerLaw.setToolTip(_translate("MainWindow", "Add (complex) Power Law", None))
from pyqtgraph import PlotWidget from pyqtgraph import PlotWidget
import images_rc import images_rc

View File

@ -65,6 +65,7 @@
</attribute> </attribute>
<addaction name="actionAdd_Peak"/> <addaction name="actionAdd_Peak"/>
<addaction name="actionAdd_Cond"/> <addaction name="actionAdd_Cond"/>
<addaction name="actionAdd_PowerLaw"/>
<addaction name="actionSave_FitResult"/> <addaction name="actionSave_FitResult"/>
</widget> </widget>
<widget class="QDockWidget" name="dockWidget_3"> <widget class="QDockWidget" name="dockWidget_3">
@ -115,6 +116,21 @@
<string>Save Fit Result</string> <string>Save Fit Result</string>
</property> </property>
</action> </action>
<action name="actionAdd_PowerLaw">
<property name="checkable">
<bool>true</bool>
</property>
<property name="icon">
<iconset resource="icons/images.qrc">
<normaloff>:/icons/add_cond.svg</normaloff>:/icons/add_cond.svg</iconset>
</property>
<property name="text">
<string>Power Law</string>
</property>
<property name="toolTip">
<string>Add (complex) Power Law</string>
</property>
</action>
</widget> </widget>
<customwidgets> <customwidgets>
<customwidget> <customwidget>

107
data.py
View File

@ -7,7 +7,7 @@ import CustomWidgets
import pyqtgraph as pg import pyqtgraph as pg
from PyQt4.QtCore import * from PyQt4.QtCore import *
from mathlib import id_to_color, hn, FitFunctionCreator from mathlib import id_to_color, hn, FitFunctionCreator, Functions
class Data: class Data:
@ -78,26 +78,30 @@ class Data:
class Conductivity(QObject): class Conductivity(QObject):
changedData = pyqtSignal() changedData = pyqtSignal()
def __init__(self, pgPlotWidget=None, limits=None):
def __init__(self, mpl=None, limits=None):
QObject.__init__(self) QObject.__init__(self)
super(Conductivity, self) super(Conductivity, self)
self.widget = CustomWidgets.ConductivityWidget() self.widget = CustomWidgets.ConductivityWidget()
self.widget.changedTable.connect(self.updateData) self.widget.changedTable.connect(self.updateData)
self.f=Functions()
myPen = pg.mkPen( style=Qt.DashLine, width=1) myPen = pg.mkPen( style=Qt.DashLine, width=1)
self.color=QColor("black") self.color=QColor("black")
self.mpl_line = pg.PlotDataItem(x=N.array([N.nan]), y=N.array([N.nan]), pen=myPen) self.data_curve_imag = pg.PlotDataItem(x=N.array([N.nan]), y=N.array([N.nan]), pen=myPen)
self.mpl_line_static = pg.PlotDataItem(x=N.array([N.nan]), y=N.array([N.nan]), pen=myPen) self.data_static_real = pg.PlotDataItem(x=N.array([N.nan]), y=N.array([N.nan]), pen=myPen)
self.mpl = mpl self.pgPlotWidget = pgPlotWidget
self.mpl.addItem(self.mpl_line) self.pgPlotWidget.addItem(self.data_curve_imag)
self.mpl.addItem(self.mpl_line_static) self.pgPlotWidget.addItem(self.data_static_real)
self.limits = limits self.limits = limits
self.frequency = None self.frequency = None
self.conductivity = None self.conductivity = None
self.epsilon_static = None self.epsilon_static = None
self.id_string = "conductivity"
def getParameter(self): def getParameter(self):
p = self.widget.getTable() p = self.widget.getTable()
@ -114,32 +118,91 @@ class Conductivity(QObject):
def updateData(self): def updateData(self):
# get current axis limits # get current axis limits
x_min, x_max, y_min, y_max = self.limits x_min, x_max, y_min, y_max = self.limits
nu = N.logspace(N.log10(x_min), N.log10(x_max), 1024) self.frequency = N.logspace(N.log10(x_min), N.log10(x_max), 1024)
eps_static, sigma, sigma_N = self.getParameter() eps_static, sigma, sigma_N = self.getParameter()
y = conductivity([sigma, sigma_N], nu)
y_static = N.ones(len(nu)) * eps_static
# clip data to axes limits
#mask_static = (y_static < y_max) & (y_static > y_min) y = self.f.cond_cmplx([sigma, sigma_N], self.frequency)
# clip data to axes limits self.epsilon_static = N.ones(len(self.frequency)) * eps_static
#mask = (y < y_max) & (y > y_min)
self.frequency = nu self.conductivity = y[1] # imaginary part
self.conductivity = y
self.epsilon_static = y_static self.data_curve_imag.setData(x=self.frequency, y=self.conductivity, label="Cond.")
self.mpl_line.setData(x=nu, y=y, label="Cond.") self.data_static_real.setData(x=self.frequency, y=self.epsilon_static)
self.mpl_line_static.setData(x=nu, y=y_static)
self.changedData.emit() self.changedData.emit()
def get_color(self): def get_color(self):
return self.color return self.color
def get_conductivity(self): def get_data(self):
return self.frequency, self.conductivity return self.frequency, self.conductivity
def get_epsilon_static(self): def get_epsilon_static(self):
return self.frequency, self.epsilon_static return self.frequency, self.epsilon_static
def removeMe(self):
self.pg_plot_widget.removeItem(self.data_curve_imag)
self.pg_plot_widget.removeItem(self.data_static_real)
class PowerComplex(QObject):
changedData = pyqtSignal()
def __init__(self, pgPlotWidget=None, limits=None):
QObject.__init__(self)
super(PowerComplex, self)
self.widget = CustomWidgets.PowerLawWidget()
self.widget.changedTable.connect(self.updateData)
self.widget.removeMe.connect(self.removeMe)
myPen = pg.mkPen( style=Qt.DashLine, width=1.5)
self.color=QColor("black")
self.data_curve_real = pg.PlotDataItem(x=N.array([N.nan]), y=N.array([N.nan]), pen=myPen)
self.pg_plot_widget = pgPlotWidget
self.pg_plot_widget.addItem(self.data_curve_real)
self.limits = limits
self.frequency = None
self.powerlaw = None
self.f = Functions()
self.id_string = 'power'
def removeMe(self):
self.pg_plot_widget.removeItem(self.data_curve_real)
def getParameter(self):
p = self.widget.getTable()
return p
def getFixed(self):
p = self.widget.fixedParameter()
return p
def setParameter(self, beta, sd_beta=None):
self.widget.updateTable(beta, sd_beta)
self.updateData()
def updateData(self):
# get current axis limits
x_min, x_max, y_min, y_max = self.limits
p = self.getParameter()
self.frequency = N.logspace(N.log10(x_min), N.log10(x_max), 1024)
self.powerlaw = self.f.power_cmplx(p, self.frequency) [1] # imaginary part
self.data_curve_real.setData(x=self.frequency, y=self.powerlaw, label="Power Law")
self.changedData.emit()
def get_color(self):
return self.color
def get_data(self):
return self.frequency, self.powerlaw
def conductivity(p, nu): def conductivity(p, nu):
c = p[0] / (2 * N.pi * nu) ** p[1] c = p[0] / (2 * N.pi * nu) ** p[1]
return c return c
@ -164,6 +227,7 @@ class Peak(QObject):
self.mpl.addItem(self.mpl_line) self.mpl.addItem(self.mpl_line)
self.frequency = None self.frequency = None
self.epsilon = None self.epsilon = None
self.id_string = "hn"
def getParameter(self): def getParameter(self):
p = self.widget.peakParameter() p = self.widget.peakParameter()
@ -183,7 +247,7 @@ class Peak(QObject):
# x_min, x_max = self.mpl.canvas.axes.get_xlim() # x_min, x_max = self.mpl.canvas.axes.get_xlim()
# y_min, y_max = self.mpl.canvas.axes.get_ylim() # y_min, y_max = self.mpl.canvas.axes.get_ylim()
x_min,x_max, y_min, y_max = self.limits x_min,x_max, y_min, y_max = self.limits
nu = N.logspace(N.log10(x_min), N.log10(x_max), 2048) nu = N.logspace(N.log10(x_min), N.log10(x_max), 1024)
y = hn(self.getParameter(), nu) y = hn(self.getParameter(), nu)
# clip data to axes limits # clip data to axes limits
#mask = (y < y_max) & (y > y_min) #mask = (y < y_max) & (y > y_min)
@ -196,5 +260,6 @@ class Peak(QObject):
def get_color(self): def get_color(self):
return self.color return self.color
def get_data(self): def get_data(self):
return self.frequency,self.epsilon return self.frequency,self.epsilon

View File

@ -2,7 +2,7 @@
# Resource object code # Resource object code
# #
# Created: Mi. Mär. 19 19:18:38 2014 # Created: Mi. Mär. 19 20:57:16 2014
# by: The Resource Compiler for PyQt (Qt v4.8.5) # by: The Resource Compiler for PyQt (Qt v4.8.5)
# #
# WARNING! All changes made in this file will be lost! # WARNING! All changes made in this file will be lost!

View File

@ -135,6 +135,7 @@ def tau_peak(f, a, b):
class Functions: class Functions:
def __init__(self): def __init__(self):
self.list = { self.list = {
# provides functions: "id_string":(function, number_of_parameters)
"hn":(self.hn_cmplx,4), "hn":(self.hn_cmplx,4),
"conductivity":(self.cond_cmplx,1), "conductivity":(self.cond_cmplx,1),
"power":(self.power_cmplx,2), "power":(self.power_cmplx,2),
@ -213,4 +214,21 @@ def fit_odr_cmplx(x, y, p0, fixed, fcns):
return fit.output return fit.output
class FunctionRegister:
def __init__(self):
self.registry = {}
def register_function(self,obj):
id_string = obj.id_string
if self.registry.has_key(obj):
raise AssertionError,"The object is already registered! This should NOT happen"
self.registry[obj]=id_string
def unregister_function(self, obj):
if self.registry.has_key(obj):
self.registry.pop(obj)
else:
raise AssertionError,"The object is not in the registry! This should NOT happen"
def get_registered_functions(self):
return self.registry