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PyTernary.py
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PyTernary.py
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# -*- coding: utf-8 -*-
"""
@author: Bismarck Gomes Souza Junior
@date: Sat Mar 15 09:30:52 2014
@email: bismarckjunior@outlook.com
@brief: PyTernary is a GUI to plot a Ternary graph.
"""
from PyQt4 import QtGui, QtCore
from matplotlib.backends.backend_qt4agg import FigureCanvasQTAgg as FigureCanvas
from matplotlib.figure import Figure
from TernaryPlot import TernaryPlot
import sys
class PyTernary(QtGui.QMainWindow):
FORMATFILE = '.dat'
def __init__(self, parent=None):
'''Constructor.'''
super(PyTernary, self).__init__(parent)
self.setWindowTitle('TernaryPlot')
self.plots = {'view': {'groups': []}}
#Creating main frame
self.create_main_frame()
def create_main_frame(self):
'''Creates main frame.'''
self.main_frame = QtGui.QWidget()
#Creating short title A, B, C
self.shortTitles = []
for t in ['A', 'B', 'C']:
self.shortTitles.append(t)
#Creating Plot panel
self.fig = Figure()
self.canvas = FigureCanvas(self.fig)
self.canvas.setParent(self.main_frame)
self.TernaryPlot = TernaryPlot(self.fig, short_labels=self.shortTitles)
#Creating Toolbox for groups
self.tab = QtGui.QToolBox()
self.tab.setMaximumWidth(300)
self.groups = []
self.groups_brief = []
self.maxGroupNumber = 0
self.addGroupTab()
#Creating buttons for groups
bbox = QtGui.QHBoxLayout()
self.btn_addGroup = QtGui.QPushButton('+')
self.btn_removeGroup = QtGui.QPushButton('-')
self.btn_editGroups = QtGui.QPushButton('*')
#Setting buttons shape and tooltip
self.btn_addGroup.setMaximumWidth(30)
self.btn_removeGroup.setMaximumWidth(30)
self.btn_editGroups.setMaximumWidth(30)
self.btn_addGroup.setToolTip('Add a group')
self.btn_removeGroup.setToolTip('Remove the current group')
self.btn_editGroups.setToolTip('Edit the panel labels')
#Creating layout for buttons
bbox.addWidget(self.btn_addGroup)
bbox.addWidget(self.btn_removeGroup)
bbox.addStretch(1)
bbox.addWidget(self.btn_editGroups)
bbox.setSpacing(2)
#Conecting buttons
self.connect(self.btn_addGroup, QtCore.SIGNAL('clicked()'),
self.addGroupTab)
self.connect(self.btn_removeGroup, QtCore.SIGNAL('clicked()'),
self.removeCurrentGroupTab)
self.connect(self.btn_editGroups, QtCore.SIGNAL('clicked()'),
lambda: PlotSettingsWindow(self, self.TernaryPlot,
self.canvas).exec_())
#Creating Dock Panel
pbox = QtGui.QVBoxLayout()
pbox.addLayout(bbox)
pbox.addWidget(self.tab)
pbox.setSpacing(10)
dock_w = QtGui.QWidget()
dock_w.setLayout(pbox)
dock_w.setMaximumWidth(270)
dock_w.setMinimumWidth(270)
self.dock = QtGui.QDockWidget(self)
self.dock.setWidget(dock_w)
self.addDockWidget(QtCore.Qt.DockWidgetArea(1), self.dock)
#Creating main_frame
mbox = QtGui.QHBoxLayout()
mbox.addWidget(self.canvas)
self.main_frame.setLayout(mbox)
self.setCentralWidget(self.main_frame)
def removeCurrentGroupTab(self):
'''Remove current tab.'''
self.removeGroupTab(self.tab.currentIndex())
def removeGroupTab(self, index):
'''Removes group tab.'''
if index == len(self.groups)-1:
self.maxGroupNumber -= 1
self.tab.removeItem(index)
self.tab.setCurrentIndex(index-1)
self.TernaryPlot.remove_plot(index)
def addGroupTab(self):
'''Adds group tab.'''
table = QtGui.QTableWidget()
table.setRowCount(1)
table.setColumnCount(3)
table.horizontalHeader().setResizeMode(QtGui.QHeaderView.Stretch)
table.setHorizontalHeaderLabels(self.shortTitles)
table.horizontalHeader().sectionDoubleClicked.connect(self.__changeHorizontalHeader)
self.__updateRows(table)
for i in range(3):
table.setColumnWidth(i, 60)
table.setItem(0, i, QtGui.QTableWidgetItem(''))
#Table connections
table.cellChanged.connect(lambda row, col:
self.__cellTableChanged(table, row, col, len(self.groups)-1))
#table.cellActivated.connect(lambda row, col: self.__activatedCellTable(table, row, col))
#Creating Buttons
btn_addRow = QtGui.QPushButton('+')
btn_removeRow = QtGui.QPushButton('-')
btn_import = QtGui.QPushButton('Im')
btn_export = QtGui.QPushButton('Ex')
#Setting buttons shape and tooltips
btn_addRow.setMaximumWidth(30)
btn_removeRow.setMaximumWidth(30)
btn_import.setMaximumWidth(50)
btn_export.setMaximumWidth(50)
btn_addRow.setToolTip('Add next row')
btn_removeRow.setToolTip('Remove current row')
btn_import.setToolTip('Import data to group')
btn_export.setToolTip('Export group data')
#Conecting buttons
self.connect(btn_addRow, QtCore.SIGNAL('clicked()'),
lambda: self.__addRow(table))
self.connect(btn_removeRow, QtCore.SIGNAL('clicked()'),
lambda: self.__removeRow(table))
self.connect(btn_import, QtCore.SIGNAL('clicked()'),
lambda: self.__importData2Table(table, len(self.groups)))
self.connect(btn_export, QtCore.SIGNAL('clicked()'),
lambda: self.__exportData2File(table))
#Creating button layout
bbox = QtGui.QHBoxLayout()
bbox.addWidget(btn_addRow)
bbox.addWidget(btn_removeRow)
bbox.addWidget(btn_import)
bbox.addWidget(btn_export)
bbox.addStretch()
#Creating main layout for group
vbox = QtGui.QVBoxLayout()
vbox.addWidget(table)
vbox.addLayout(bbox)
#Updating max group number
if len(self.groups) == 0:
self.maxGroupNumber = 0
self.maxGroupNumber += 1
#Creating group
frame = QtGui.QFrame()
frame.setLayout(vbox)
groupName = 'Group %d' % self.maxGroupNumber
self.tab.addItem(frame, groupName)
self.tab.setCurrentIndex(len(self.groups))
#Saving group
self.groups.append([table, btn_import, btn_export])
self.groups_brief.append('')
self.TernaryPlot.add_null_plot(label=groupName)
def __addRow(self, table):
'''Adds row.'''
row = table.rowCount() if table.currentRow()==-1 else table.currentRow()+1
table.insertRow(row)
self.__updateRows(table)
#Setting selection
table.setCurrentCell(row, 0)
for r,s in[(row-1, False), (row, True)]:
for col in range(table.columnCount()):
item = table.item(r, col)
if not item: table.setItem(r, col, QtGui.QTableWidgetItem(''))
table.item(r,col).setSelected(s)
def __removeRow(self, table):
'''Removes row.'''
if table.rowCount()==1:
self.__clearRow(table, 0)
return
row = table.rowCount()-1 if table.currentRow()==-1 else table.currentRow()
item = table.item(row, table.currentRow())
table.removeRow(row)
self.__updateRows(table)
#Setting selection
if row==table.rowCount(): row -= 1
table.setCurrentCell(row, 0)
for col in range(table.columnCount()):
item = table.item(row, col)
if not item: table.setItem(row, col, QtGui.QTableWidgetItem(''))
table.item(row,col).setSelected(True)
def __clearRow(self, table, row):
'''Clears row.'''
for col in range(3):
table.setItem(row, col, QtGui.QTableWidgetItem(''))
def __updateRows(self, table):
'''Updates rows.'''
table.setVerticalHeaderLabels(['%02i' % (i+1) for i in range(table.rowCount())])
for i in range(table.rowCount()):
table.setRowHeight(i, 20)
def __changeHorizontalHeader(self, index):
'''Changes horizontal header.'''
table = self.groups[0][0]
oldHeader = table.horizontalHeaderItem(index).text()
newHeader, ok = QtGui.QInputDialog.getText(self,
'Change Header Label', 'Header:',
QtGui.QLineEdit.Normal, oldHeader)
if ok:
self.shortTitles[index] = newHeader
self.TernaryPlot.set_short_labels(self.shortTitles)
self.canvas.draw()
for table in [t[0] for t in self.groups]:
table.horizontalHeaderItem(index).setText(newHeader)
def __cellTableChanged(self, table, row, col, index):
'''Connection to cell table change.'''
text = table.item(row, col).text()
try:
if str(float(text)) != text:
raise ValueError
except:
try:
text = str(float(text.replace(',','.')))
except:
text = ''
table.item(row, col).setText(text)
return
line = []
for i in range(3):
item = table.item(row, i)
if item and item.text():
line.append(float(item.text()) if item.text() else None)
else:
line.append(None)
if line.count(None) == 1:
i = line.index(None)
line.remove(None)
sum_ = sum(line)
if sum_ <= 1:
value = 1-sum_
elif sum_ <= 100:
value = 100-sum_
if sum_ <= 100:
item_ = QtGui.QTableWidgetItem(str(value))
item_.setBackgroundColor(QtGui.QColor('white'))
table.setItem(row, i, item_)
elif None not in line:
self.__updateGroupPlot(index)
def __updateGroupPlot(self, index):
'''Updates the plot for group in "index" position.'''
data = self.__getGroupData(index)
if data:
self.TernaryPlot.update_plot(index, data)
self.canvas.draw()
def __getGroupData(self, index):
'''Gets group data as a matrix (type: list).'''
data = []
table = self.groups[index][0]
for row in range(table.rowCount()):
try:
line = [float(table.item(row, col).text()) for col in range(3)]
except:
continue
data.append(line)
return data
def __importData2Table(self, table, index):
'''Imports data to table.'''
fname = QtGui.QFileDialog.getOpenFileName(self, 'Open file','./Teste', '*'+self.FORMATFILE)
if not fname: return
if not [True for j in range(3) if table.item(table.rowCount()-1,j)]:
table.removeRow(table.rowCount()-1)
lines_error = []
for nline, line in enumerate(open(str(fname.toUtf8()),'r').readlines()):
line = line.strip()
if line and line[0] != '#':
row = line.split('\t')
if len(row)<3:
row = line.split()
if len(row)>2:
nrow = table.rowCount()
table.insertRow(nrow)
for col in range(3):
cell = row[col] if row[col] != '_' else ''
table.setItem(nrow, col, QtGui.QTableWidgetItem(cell))
self.__cellTableChanged(table, nrow, col, index)
else:
lines_error.append(str(nline+1))
self.__updateRows(table)
#Warning Message
if lines_error:
wm = QtGui.QMessageBox(self)
wm.setWindowTitle('Warning')
msg = '<h2 align="center">Warning</h2> <p>Problems in line(s): %s</p>'
if len(lines_error)>5:
lines_error = lines_error[:5]+['...']
wm.setText(msg % ', '.join(lines_error))
wm.show()
def __exportData2File(self, table):
'''Exports datat to file.'''
fname = QtGui.QFileDialog.getSaveFileName(self, 'Save file','./Teste', '*'+ self.FORMATFILE)
if not fname: return
if not fname.endsWith(self.FORMATFILE):
fname += self.FORMATFILE
f = open(str(fname.toUtf8()), 'w')
f.write('#%s\t%s\t%s\n' % tuple([t.text() for t in self.shortTitles]))
for row in range(table.rowCount()):
for col in range(3):
item = table.item(row, col)
f.write('%s\t' % (item.text() if item and item.text() else '_'))
f.write('\n')
f.close()
###############################################################################
class QGroupTable(QtGui.QTableWidget):
def __init__(self, parent, shortTitle):
super(QGroupTable, self).__init__(None)
self.setRowCount(1)
self.setColumnCount(3)
self.horizontalHeader().setResizeMode(QtGui.QHeaderView.Stretch)
self.setHorizontalHeaderLabels(self.shortTitles)
table.horizontalHeader().sectionDoubleClicked.connect(self.__changeHorizontalHeader)
self.__updateRows(table)
for i in range(3):
self.setColumnWidth(i, 60)
self.setItem(0, i, QtGui.QTableWidgetItem(''))
#Table connections
self.cellChanged.connect(lambda row, col:
self.__cellTableChanged(table, row, col, len(self.groups)-1))
#table.cellActivated.connect(lambda row, col: self.__activatedCellTable(table, row, col))
#Creating Buttons
btn_addRow = QtGui.QPushButton('+')
btn_removeRow = QtGui.QPushButton('-')
btn_import = QtGui.QPushButton('Im')
btn_export = QtGui.QPushButton('Ex')
#Setting buttons shape and tooltips
btn_addRow.setMaximumWidth(30)
btn_removeRow.setMaximumWidth(30)
btn_import.setMaximumWidth(50)
btn_export.setMaximumWidth(50)
btn_addRow.setToolTip('Add next row')
btn_removeRow.setToolTip('Remove current row')
btn_import.setToolTip('Import data to group')
btn_export.setToolTip('Export group data')
#Conecting buttons
self.connect(btn_addRow, QtCore.SIGNAL('clicked()'),
lambda: self.__addRow(table))
self.connect(btn_removeRow, QtCore.SIGNAL('clicked()'),
lambda: self.__removeRow(table))
self.connect(btn_import, QtCore.SIGNAL('clicked()'),
lambda: self.__importData2Table(table, len(self.groups)))
self.connect(btn_export, QtCore.SIGNAL('clicked()'),
lambda: self.__exportData2File(table))
#Creating button layout
bbox = QtGui.QHBoxLayout()
bbox.addWidget(btn_addRow)
bbox.addWidget(btn_removeRow)
bbox.addWidget(btn_import)
bbox.addWidget(btn_export)
bbox.addStretch()
#Creating main layout for group
vbox = QtGui.QVBoxLayout()
vbox.addWidget(table)
vbox.addLayout(bbox)
#Updating max group number
if len(self.groups) == 0:
self.maxGroupNumber = 0
self.maxGroupNumber += 1
#Creating group
frame = QtGui.QFrame()
frame.setLayout(vbox)
groupName = 'Group %d' % self.maxGroupNumber
self.tab.addItem(frame, groupName)
self.tab.setCurrentIndex(len(self.groups))
#Saving group
self.groups.append([table, btn_import, btn_export])
self.groups_brief.append('')
self.TernaryPlot.add_null_plot(label=groupName)
###############################################################################
class PlotSettingsWindow(QtGui.QDialog):
def __init__(self, parent, TernaryPlot, canvas):
'''Constructor.
plots: plot data
canvas: canvas to plot
'''
super(PlotSettingsWindow, self).__init__(None)
self.setWindowTitle('Plot Settings')
self.TernaryPlot = TernaryPlot
self.canvas = canvas
self.parent = parent
self.markers = ['.', ',', 'o', 'v', '^', '<', '>', '1', '2', '3', '4',
's', 'p', '*', 'h', 'H', '+', 'x', 'D', 'd', '|', '_']
self.create_main_frame()
def create_main_frame(self):
#Tab Box
tabBox = QtGui.QTabWidget()
#Tab Box: Elements
self.elements_table = QtGui.QTableWidget()
self.elements_table.setFocusPolicy(QtCore.Qt.NoFocus)
self.elements_table.verticalHeader().setVisible(False)
self.elements_table.setColumnCount(6)
self.elements_table.setHorizontalHeaderLabels(['Name', 'Color', 'Marker', 'Size', 'Plot', 'Legend'])
self.__addElementsTable()
columnsWidth = [150] + [60]*5
for i, column in enumerate(columnsWidth):
self.elements_table.setColumnWidth(i, column)
tabBox.addTab(self.elements_table, 'Elements')
#Tab Box: Title
#Creating main_frame
mbox = QtGui.QVBoxLayout()
mbox.addWidget(tabBox)
self.setLayout(mbox)
self.setGeometry(QtCore.QRect(10, 50, 500, 350))
def __connect(self, row, dic, key, value):
'''Connects the value to a dictionary.'''
dic[key] = value
self.TernaryPlot.change_properties(row, **dic)
def __addElementsTable(self):
'''Adds elements table.'''
self.frmColor = []
self.chkBoxPlot = []
self.chkBoxLegend = []
for row in range(self.TernaryPlot.get_n()):
self.__addRow2ElementsTable(row)
#Connections
self.elements_table.cellClicked.connect(self.__setCellColor)
self.elements_table.cellChanged.connect(self.__setNewGroupName)
self.elements_table.horizontalHeader().sectionClicked.connect(self.__changeCheckBoxesColumn)
def __setNewGroupName(self, row, col):
if col == 0:
newGroupName = self.elements_table.item(row, col).text()
if newGroupName:
self.TernaryPlot.set_legend(row, newGroupName)
self.TernaryPlot.change_properties(row, label=newGroupName)
self.parent.tab.setItemText(row, newGroupName)
def __changeCheckBoxesColumn(self, index):
if index == 4:
for i in range(self.TernaryPlot.get_n()):
chkValue = not self.TernaryPlot.get_plot_visibility(i)
self.TernaryPlot.set_plot_visibility(i, chkValue)
self.chkBoxPlot[i].setCheckState(QtCore.Qt.Checked if chkValue else QtCore.Qt.Unchecked)
if index == 5:
for i in range(self.TernaryPlot.get_n()):
chkValue = not self.TernaryPlot.get_legend_visibility(i)
self.TernaryPlot.set_legend_visibility(i, chkValue)
self.chkBoxLegend[i].setCheckState(QtCore.Qt.Checked if chkValue else QtCore.Qt.Unchecked)
def __setCellColor(self, row, col):
if col==1:
color = QtGui.QColorDialog.getColor()
if color.isValid():
print str(color.name())
self.frmColor[row].setStyleSheet("QWidget {background-color: %s}" % color.name())
self.TernaryPlot.change_properties(row, color=str(color.name()))#color.name())
def __addRow2ElementsTable(self, row):
'''Adds row to elements table.'''
table = self.elements_table
table.insertRow(row)
table.setRowHeight(row, 22)
#Label
item = QtGui.QTableWidgetItem(self.TernaryPlot.get_properties(row, 'label'))
table.setItem(row, 0, item)
#Color
color = QtGui.QColor(self.TernaryPlot.get_properties(row, 'color'))
self.frmColor.append(QtGui.QFrame())
self.frmColor[-1].setStyleSheet("QWidget {background-color: %s}" % color.name())
table.setCellWidget(row, 1, self.frmColor[-1])
# table.cellClicked.connect(lambda x,y: self.setCellColor(x, y, frm))
#Marker
comboBox = QtGui.QComboBox()
comboBox.addItems(self.markers)
marker = self.TernaryPlot.get_properties(row)
comboBox.setCurrentIndex(self.markers.index(marker['marker']))
comboBox.currentIndexChanged.connect(lambda x:self.__connect(row, marker,'marker', self.markers[x]))
table.setCellWidget(row, 2, comboBox)
#Marker size
sbox = QtGui.QSpinBox()
d_markersize = self.TernaryPlot.get_properties(row)
sbox.setValue(d_markersize['markersize'])
sbox.setMinimum(1)
sbox.setMaximum(30)
sbox.valueChanged.connect(lambda x:self.__connect(row, d_markersize, 'markersize', x))
table.setCellWidget(row, 3, sbox)
def checkbox_plot(visible, row):
self.TernaryPlot.set_plot_visibility(row, visible)
if (not visible):
self.chkBoxLegend[row].setCheckState(QtCore.Qt.Unchecked)
#Plot
chkValue = self.TernaryPlot.get_plot_visibility(row)
frame = QtGui.QFrame()
chkBoxPlot = QtGui.QCheckBox('')
chkBoxPlot.setCheckState(QtCore.Qt.Checked if chkValue else QtCore.Qt.Unchecked)
chkBoxPlot.clicked.connect(lambda x: checkbox_plot(x, row))
self.chkBoxPlot.append(chkBoxPlot)
hbox = QtGui.QHBoxLayout()
hbox.addStretch(1)
hbox.addWidget(chkBoxPlot)
hbox.addStretch(1)
hbox.setMargin(2)
frame.setLayout(hbox)
table.setCellWidget(row, 4, frame)
#Legend
frame = QtGui.QFrame()
chkValue = self.TernaryPlot.get_legend_visibility(row)
chkBoxLegend = QtGui.QCheckBox('')
chkBoxLegend.setCheckState(QtCore.Qt.Checked if chkValue else QtCore.Qt.Unchecked)
chkBoxLegend.clicked.connect(lambda x: self.TernaryPlot.set_legend_visibility(row, x))
self.chkBoxLegend.append(chkBoxLegend)
hbox = QtGui.QHBoxLayout()
hbox.addStretch(1)
hbox.addWidget(chkBoxLegend)
hbox.addStretch(1)
hbox.setMargin(2)
frame.setLayout(hbox)
table.setCellWidget(row, 5, frame)
if __name__=='__main__':
app = QtGui.QApplication(sys.argv)
main = PyTernary()
main.show()
sys.exit(app.exec_())