def example5():
"""Another code example, and loading / saving factory."""
code = """V = 10
ncl = 1.444
k0 = 2 * pi / 1550e-9
n = sqrt((V / (k0 * r[0]))**2 - ncl**2)
return n
"""
factory = FiberFactory()
factory.addLayer(radius={'start': 1e-6, 'end': 10e-6, 'num': 10},
index=code)
factory.addLayer(index=1.444)
print(len(factory))
print('crdate:', datetime.datetime.fromtimestamp(
int(factory.crdate)).strftime('%Y-%m-%d %H:%M:%S'))
print('tstamp:', datetime.datetime.fromtimestamp(
int(factory.tstamp)).strftime('%Y-%m-%d %H:%M:%S'))
with open('myfiber.json', 'w') as f:
factory.dump(f)
with open('myfiber.json', 'r') as f:
factory.load(f)
print(len(factory))
print('crdate:', datetime.datetime.fromtimestamp(
int(factory.crdate)).strftime('%Y-%m-%d %H:%M:%S'))
print('tstamp:', datetime.datetime.fromtimestamp(
int(factory.tstamp)).strftime('%Y-%m-%d %H:%M:%S'))
factory = FiberFactory('myfiber.json')
print(len(factory))
print('crdate:', datetime.datetime.fromtimestamp(
int(factory.crdate)).strftime('%Y-%m-%d %H:%M:%S'))
print('tstamp:', datetime.datetime.fromtimestamp(
int(factory.tstamp)).strftime('%Y-%m-%d %H:%M:%S'))
class FiberEditor(AppWindow):
def __init__(self, parent=None):
super().__init__(parent)
self.factory = FiberFactory()
self.setWindowTitle(self.tr("Fiber Editor"))
actions = {
'new': (self.tr("&New"), 'document-new', QtGui.QKeySequence.New,
self.actionNew),
'open': (self.tr("&Open"), 'document-open',
QtGui.QKeySequence.Open, self.actionOpen),
'save': (self.tr("&Save"), 'document-save',
QtGui.QKeySequence.Save, self.save),
'saveas': (self.tr("Save &As..."), 'document-save-as',
QtGui.QKeySequence.SaveAs, self.actionSaveAs),
'quit': (
self.tr("&Quit"),
None, # 'application-exit',
QtGui.QKeySequence.Quit,
self.close),
'info': (self.tr("&Fiber properties"), 'document-properties',
[QtGui.QKeySequence("Ctrl+I")], self.actionInfo),
'add': (self.tr("&Add layer"), 'list-add',
[QtGui.QKeySequence("Ctrl+Shift++")], self.actionAddLayer),
'remove': (self.tr("&Remove layer"), 'list-remove',
[QtGui.QKeySequence("Ctrl+-")], self.actionRemoveLayer),
}
menus = [(self.tr("&File"),
['new', 'open', '-', 'save', 'saveas', '-', 'quit']),
(self.tr("Fibe&r"), ['info', '-', 'add', 'remove'])]
toolbars = [['new', 'open', 'save', 'info'], ['add', 'remove']]
self.initActions(actions)
self.initMenubars(self.menuBar(), menus)
self.initToolbars(toolbars)
self._initLayout()
self.setDirty(False)
self.actionNew()
def actionNew(self):
if self._closeDocument():
self.factory = FiberFactory()
self.factory.addLayer(name="core", radius=4e-6, index=1.454)
self.factory.addLayer(name="cladding", index=1.444)
self.initLayerList()
self.updateInfo()
def actionOpen(self, filename=None):
if not self._closeDocument():
return
if not filename:
openDialog = QtGui.QFileDialog()
openDialog.setWindowTitle(self.tr("Open fiber..."))
openDialog.setDirectory(self._dir)
openDialog.setAcceptMode(QtGui.QFileDialog.AcceptOpen)
openDialog.setNameFilter(self.tr("Fibers (*.fiber)"))
if openDialog.exec_() == QtGui.QFileDialog.Accepted:
filename = openDialog.selectedFiles()[0]
self._dir = openDialog.directory()
if filename:
with open(filename, 'r') as f:
self.factory.load(f)
self._dir = os.path.dirname(filename)
self.initLayerList()
self.setDirty(False)
self.setDocumentName(filename)
self.statusBar().showMessage(self.tr("Fiber opened"), 5000)
self.updateInfo()
def save(self):
if self.documentName() == "":
self.actionSaveAs()
return # actionSaveAs will call save again
# Use temporary file to prevent overwriting existing file in case
# of error
with TemporaryFile(mode="w+") as f:
self.factory.dump(f)
f.seek(0)
with open(self.documentName(), 'w') as fd:
copyfileobj(f, fd)
# with open(self.documentName(), 'w') as f:
# self.factory.dump(f)
self.setDirty(False)
self.statusBar().showMessage(self.tr("Fiber saved"), 5000)
super().save()
def actionSaveAs(self):
saveDialog = QtGui.QFileDialog()
saveDialog.setWindowTitle(self.tr("Save fibers as..."))
saveDialog.setDirectory(self._dir)
saveDialog.setAcceptMode(QtGui.QFileDialog.AcceptSave)
saveDialog.setNameFilter(self.tr("Fibers (*.fiber)"))
saveDialog.setDefaultSuffix('fiber')
if saveDialog.exec_() == QtGui.QFileDialog.Accepted:
self.setDocumentName(saveDialog.selectedFiles()[0])
self.save()
self._dir = saveDialog.directory()
def actionInfo(self):
FiberPropertiesWindow(self.factory._fibers, self).exec_()
def actionAddLayer(self):
self.addLayer()
def actionRemoveLayer(self):
self.removeLayer()
def setDirty(self, df):
super().setDirty(df)
self.actions['save'].setEnabled(df)
self.fnumInput.setRange(1, len(self.factory))
self.fnumSlider.setRange(1, self.fnumInput.maximum())
self.updateInfo()
def _initLayout(self):
self.layerName = QtGui.QLineEdit()
self.layerName.textChanged.connect(self.changeLayerName)
self.layerName.setEnabled(False)
self.layerList = QtGui.QListWidget()
self.layerList.itemSelectionChanged.connect(self.selectLayer)
self.layerList.itemActivated.connect(self.actLayerName)
self.initLayerList()
layout1 = QtGui.QVBoxLayout()
layout1.addWidget(QtGui.QLabel(self.tr("Fiber layers:")))
layout1.addWidget(self.layerList)
frame1 = QtGui.QFrame()
frame1.setLayout(layout1)
lnFormLayout = QtGui.QFormLayout()
lnFormLayout.addRow(QtGui.QLabel(self.tr("Layer name:")),
self.layerName)
l2splitter = QtGui.QSplitter(QtCore.Qt.Vertical)
l2splitter.addWidget(self._initGeomFrame())
l2splitter.addWidget(self._initMatFrame())
layout2 = QtGui.QVBoxLayout()
layout2.addLayout(lnFormLayout)
layout2.addWidget(l2splitter)
frame2 = QtGui.QFrame()
frame2.setLayout(layout2)
self.wlInput = QtGui.QDoubleSpinBox()
self.wlInput.setSuffix(" nm")
self.wlInput.setRange(500, 3000)
self.wlInput.setSingleStep(1)
self.wlInput.setValue(1550)
self.wlInput.valueChanged.connect(self.wlChanged)
self.fnumInput = QtGui.QSpinBox()
self.fnumInput.setValue(1)
self.fnumInput.setMinimum(1)
self.fnumInput.setMaximum(len(self.factory))
self.fnumInput.valueChanged.connect(self.fnumChanged)
wlForm = QtGui.QFormLayout()
wlForm.addRow(QtGui.QLabel(self.tr("Wavelength:")), self.wlInput)
wlForm.addRow(QtGui.QLabel(self.tr("Fiber #")), self.fnumInput)
self.fnumSlider = QtGui.QSlider(QtCore.Qt.Horizontal)
self.fnumSlider.setValue(self.fnumInput.value())
self.fnumSlider.setMinimum(1)
self.fnumSlider.setMaximum(self.fnumInput.maximum())
self.fnumSlider.valueChanged.connect(self.fnumChanged)
self.infoTable = FiberInfoTable()
self.fiberPlot = FiberPlot()
infoTab = QtGui.QTabWidget()
infoTab.addTab(self.infoTable, self.tr("Info"))
infoTab.addTab(self.fiberPlot, self.tr("Graph"))
layout3 = QtGui.QVBoxLayout()
layout3.addLayout(wlForm)
layout3.addWidget(self.fnumSlider)
layout3.addWidget(infoTab)
frame3 = QtGui.QFrame()
frame3.setLayout(layout3)
splitter = QtGui.QSplitter(self)
splitter.addWidget(frame1)
splitter.addWidget(frame2)
splitter.addWidget(frame3)
self.setCentralWidget(splitter)
def _initGeomFrame(self):
self.geomType = QtGui.QComboBox()
self.geomType.addItems(geometry.__all__)
self.geomType.setEnabled(False)
self.geomType.setCurrentIndex(-1)
self.geomType.currentIndexChanged.connect(self.selectGeomType)
self.geomLayout = QtGui.QFormLayout()
self.geomLayout.addRow(QtGui.QLabel(self.tr("Geometry type:")),
self.geomType)
geomFrame = QtGui.QGroupBox(self.tr("Geometry"))
geomFrame.setLayout(self.geomLayout)
return geomFrame
def _initMatFrame(self):
self.matType = QtGui.QComboBox()
self.matType.addItems(material.__all__)
self.matType.setEnabled(False)
self.matType.setCurrentIndex(-1)
self.matType.currentIndexChanged.connect(self.selectMatType)
self.matPropBut = QtGui.QPushButton(self.getIcon('info'), "")
self.matPropBut.clicked.connect(self.aboutFiberMaterial)
self.matPropBut.setEnabled(False)
layout = QtGui.QHBoxLayout()
layout.addWidget(self.matType)
layout.addWidget(self.matPropBut)
self.matLayout = QtGui.QFormLayout()
self.matLayout.addRow(QtGui.QLabel(self.tr("Material type:")), layout)
matFrame = QtGui.QGroupBox(self.tr("Material"))
matFrame.setLayout(self.matLayout)
return matFrame
def initLayerList(self):
self.layerList.clear()
for i, layer in enumerate(self.factory.layers, 1):
if layer.name == "":
name = "layer {}".format(i)
else:
name = layer.name
self.layerList.addItem(name)
self.actions['remove'].setEnabled(False)
self.layerName.setText("")
def selectLayer(self):
index = self.layerList.currentRow()
self.layerName.setEnabled(True)
with blockSignals(self.layerName):
self.layerName.setText(self.factory.layers[index].name)
self.initGeom()
self.initMat()
if index == len(self.factory.layers) - 1:
self.actions['remove'].setEnabled(False)
else:
self.actions['remove'].setEnabled(True)
def addLayer(self):
index = self.layerList.currentRow()
self.factory.addLayer(index + 1)
self.layerList.insertItem(index + 1, "layer {}".format(index + 2))
self._adjustLayerNames()
self.layerList.setCurrentRow(index + 1)
self.setDirty(True)
def removeLayer(self):
index = self.layerList.currentRow()
self.layerList.takeItem(index)
self.factory.removeLayer(index)
self._adjustLayerNames()
self.layerList.setCurrentRow(index)
self.setDirty(True)
def _adjustLayerNames(self):
for i, layer in enumerate(self.factory.layers):
if layer.name == "":
name = "layer {}".format(i + 1)
if self.layerList.item(i):
self.layerList.item(i).setText(name)
def changeLayerName(self, newText):
index = self.layerList.currentRow()
self.factory.layers[index].name = newText
if newText == "":
name = "layer {}".format(index + 1)
else:
name = newText
if self.layerList.currentItem():
self.layerList.currentItem().setText(name)
self.setDirty(True)
def actLayerName(self, item):
self.layerName.setFocus()
def _updateParam(self, pname, pindex, value):
layerIndex = self.layerList.currentRow()
layer = self.factory.layers[layerIndex]
layer[pname][pindex] = value
self.setDirty(True)
def initGeom(self):
layerIndex = self.layerList.currentRow()
if layerIndex == len(self.factory.layers) - 1:
self.geomType.setEnabled(False)
else:
self.geomType.setEnabled(True)
geomtype = self.factory.layers[layerIndex].type
gtidx = self.geomType.findText(geomtype)
# We call selectGeomType directly instead of emitting the signal,
# to prevent it setting dirty state, since we only display the
# current state, we are not changing the geometry type
with blockSignals(self.geomType):
self.geomType.setCurrentIndex(gtidx)
self.selectGeomType(gtidx, False)
def selectGeomType(self, index, change=True):
util.clearLayout(self.geomLayout, 2)
layerIndex = self.layerList.currentRow()
self.factory.layers[layerIndex].type = self.geomType.currentText()
if index == 0:
self.setStepIndexGeom()
elif index == 1:
self.setSuperGaussianGeom()
if change:
self.setDirty(True)
def setStepIndexGeom(self):
layerIndex = self.layerList.currentRow()
if layerIndex == len(self.factory.layers) - 1:
return
layer = self.factory.layers[layerIndex]
self.radiusInput = SLRCWidget()
self.radiusInput.setSuffix(" µm")
self.radiusInput.setScaleFactor(1e6)
self.radiusInput.codeParams = ['r', 'fp', 'mp']
self.radiusInput.setValue(layer.radius)
self.radiusInput.valueChanged.connect(self.updateRadius)
self.geomLayout.addRow(QtGui.QLabel(self.tr("Radius:")),
self.radiusInput)
def setSuperGaussianGeom(self):
layerIndex = self.layerList.currentRow()
layer = self.factory.layers[layerIndex]
self.setStepIndexGeom()
self.muInput = SLRCWidget()
self.muInput.setSuffix(" µm")
self.muInput.setScaleFactor(1e6)
self.muInput.setRange(-100, 100)
self.muInput.codeParams = ['r', 'fp', 'mp']
self.muInput.setValue(layer.tparams[1])
self.muInput.valueChanged.connect(
lambda v: self._updateParam("tparams", 1, v))
self.cInput = SLRCWidget()
self.cInput.setRange(0.001, 100)
self.cInput.codeParams = ['r', 'fp', 'mp']
self.cInput.setScaleFactor(1e6)
self.cInput.setValue(layer.tparams[2])
self.cInput.valueChanged.connect(
lambda v: self._updateParam("tparams", 2, v))
self.mInput = SLRCWidget()
self.mInput.setRange(1, 100)
self.mInput.codeParams = ['r', 'fp', 'mp']
self.mInput.setValue(layer.tparams[3])
self.mInput.valueChanged.connect(
lambda v: self._updateParam("tparams", 3, v))
self.geomLayout.addRow(QtGui.QLabel(self.tr("Center (mu):")),
self.muInput)
self.geomLayout.addRow(QtGui.QLabel(self.tr("Width (c):")),
self.cInput)
self.geomLayout.addRow(QtGui.QLabel(self.tr("m parameter:")),
self.mInput)
def updateRadius(self, value):
self._updateParam("tparams", 0, value)
def initMat(self):
self.matType.setEnabled(True)
self.matPropBut.setEnabled(True)
layerIndex = self.layerList.currentRow()
mattype = self.factory.layers[layerIndex].material
mtidx = self.matType.findText(mattype)
state = self.matType.blockSignals(True)
self.matType.setCurrentIndex(mtidx)
self.selectMatType(mtidx, False)
self.matType.blockSignals(state)
def selectMatType(self, index, change=True):
layerIndex = self.layerList.currentRow()
layer = self.factory.layers[layerIndex]
layer.material = self.matType.currentText()
util.clearLayout(self.matLayout, 2)
mat = material.__dict__[layer.material]
if mat.nparams == 0:
pass # No parameters to display
elif issubclass(mat, material.Fixed):
if change:
layer.mparams = [1.444]
self.setFixedMaterial(layer)
elif issubclass(mat, material.compmaterial.CompMaterial):
if change:
layer.mparams = [0.05]
self.setConcentrationMaterial(layer)
if change:
self.setDirty(True)
def setFixedMaterial(self, layer):
self.indexInput = SLRCWidget()
self.indexInput.setRange(1, 2)
self.indexInput.setSingleStep(0.01)
self.indexInput.setValue(layer.mparams[0])
self.indexInput.valueChanged.connect(self.updateIndex)
self.indexInput.codeParams = ['r', 'fp', 'mp']
self.matLayout.addRow(QtGui.QLabel(self.tr("Index:")), self.indexInput)
def updateIndex(self, value):
self._updateParam("mparams", 0, value)
def setConcentrationMaterial(self, layer):
layerIndex = self.layerList.currentRow()
layer = self.factory.layers[layerIndex]
self.molInput = SLRCWidget()
self.molInput.setSuffix(" %")
self.molInput.setScaleFactor(100)
self.molInput.setValue(layer.mparams[0])
self.molInput.valueChanged.connect(self.updateMol)
self.molInput.codeParams = ['r', 'fp', 'mp']
self.matLayout.addRow(QtGui.QLabel(self.tr("Molar concentration:")),
self.molInput)
def updateMol(self, value):
self._updateParam("mparams", 0, value)
def updateInfo(self):
if self.factory.layers:
self.infoTable.updateInfo(self.factory[self.fnumInput.value() - 1],
self.wlInput.value() * 1e-9)
self.fiberPlot.updateInfo(self.factory[self.fnumInput.value() - 1],
self.wlInput.value() * 1e-9)
def fnumChanged(self, value):
if self.fnumInput.value() != value:
self.fnumInput.setValue(value)
if self.fnumSlider.value() != value:
self.fnumSlider.setValue(value)
self.updateInfo()
def wlChanged(self, value):
self.updateInfo()
def aboutFiberMaterial(self):
layerIndex = self.layerList.currentRow()
layer = self.factory.layers[layerIndex]
mat = material.__dict__[layer.material]
msgBox = QtGui.QMessageBox()
msgBox.setWindowTitle(mat.name)
text = "<h1>{}</h1>".format(mat.name)
if mat.info:
text += "<p>{}</p>".format(mat.info)
if mat.url:
text += '<p><a href="{url}">{url}</a></p>'.format(url=mat.url)
msgBox.setText(text)
msgBox.exec_()