class ModelView(wx.Panel):
title = 'Profile'
default_size = (600, 400)
def __init__(self, *args, **kw):
wx.Panel.__init__(self, *args, **kw)
# Fig
self.fig = Figure(
figsize=(1, 1),
dpi=75,
facecolor='white',
edgecolor='white',
)
# Canvas
self.canvas = FigureCanvas(self, -1, self.fig)
self.fig.set_canvas(self.canvas)
# Axes
self.axes = self.fig.add_axes(Subplot(self.fig, 111))
self.axes.set_autoscale_on(False)
self.theta_axes = self.axes.twinx()
self.theta_axes.set_autoscale_on(False)
# Show toolbar or not?
self.toolbar = NavigationToolbar2WxAgg(self.canvas)
self.toolbar.Show(True)
# Create a figure manager to manage things
self.figmgr = FigureManager(self.canvas, 1, self)
# Panel layout
self.profile_selector_label = wx.StaticText(self, label="Sample")
self.profile_selector = wx.Choice(self)
self.profile_selector.Hide()
self.profile_selector_label.Hide()
self.Bind(wx.EVT_CHOICE, self.OnProfileSelect)
self.sizer = wx.BoxSizer(wx.VERTICAL)
self.sizer.Add(self.canvas,
1,
border=2,
flag=wx.LEFT | wx.TOP | wx.GROW)
self.tbsizer = wx.BoxSizer(wx.HORIZONTAL)
self.tbsizer.Add(self.toolbar, 0, wx.ALIGN_CENTER_VERTICAL)
self.tbsizer.AddSpacer(20)
self.tbsizer.Add(self.profile_selector_label, 0,
wx.ALIGN_CENTER_VERTICAL)
self.tbsizer.AddSpacer(5)
self.tbsizer.Add(self.profile_selector, 0, wx.ALIGN_CENTER_VERTICAL)
self.sizer.Add(self.tbsizer)
self.SetSizer(self.sizer)
self.sizer.Fit(self)
# Status bar
frame = self.GetTopLevelParent()
self.statusbar = frame.GetStatusBar()
if self.statusbar is None:
self.statusbar = frame.CreateStatusBar()
status_update = lambda msg: self.statusbar.SetStatusText(msg)
# Set the profile interactor
self.profile = ProfileInteractor(self.axes,
self.theta_axes,
status_update=status_update)
# Add context menu and keyboard support to canvas
self.canvas.Bind(wx.EVT_RIGHT_DOWN, self.OnContextMenu)
#self.canvas.Bind(wx.EVT_LEFT_DOWN, lambda evt: self.canvas.SetFocus())
self.model = None
self._need_interactors = self._need_redraw = False
self.Bind(wx.EVT_SHOW, self.OnShow)
def OnContextMenu(self, event):
"""
Forward the context menu invocation to profile, if profile exists.
"""
sx, sy = event.GetX(), event.GetY()
#transform = self.axes.transData
#data_x,data_y = pixel_to_data(transform, sx, self.fig.bbox.height-sy)
popup = wx.Menu()
item = popup.Append(wx.ID_ANY, '&Grid on/off', 'Toggle grid lines')
wx.EVT_MENU(self, item.GetId(), lambda _:
(self.axes.grid(), self.fig.canvas.draw_idle()))
item = popup.Append(wx.ID_ANY, '&Rescale', 'Show entire profile')
wx.EVT_MENU(
self, item.GetId(), lambda _:
(self.profile.reset_limits(), self.profile.draw_idle()))
self.PopupMenu(popup, (sx, sy))
return False
def OnProfileSelect(self, event):
self._set_profile(*self.profiles[event.GetInt()])
# ==== Model view interface ===
def OnShow(self, event):
if not event.Show:
return
#print "showing profile"
if self._need_redraw:
self.redraw(reset_interactors=False, reset_limits=True)
#event.Skip()
def get_state(self):
return self.model
def set_state(self, state):
self.set_model(state)
def set_model(self, model):
# print ">>>>>>> refl1d profile set model"
self.model = model
self.redraw(reset_interactors=True, reset_limits=True)
def update_model(self, model):
# print ">>>>>>> refl1d profile update model"
if self.model == model:
self.redraw(reset_interactors=False, reset_limits=True)
def update_parameters(self, model):
# print ">>>>>>> refl1d profile update parameters"
if self.model == model:
self.redraw(reset_interactors=False, reset_limits=False)
def redraw(self, reset_interactors=False, reset_limits=False):
if reset_interactors:
self._need_interactors = True
if not self.IsShown():
self._need_redraw = True
return
if self._need_interactors:
self._create_interactors()
self._set_profile(*self.profiles[0])
self._need_interactors = False
self.profile.redraw(reset_limits=reset_limits)
# =============================================
def _create_interactors(self):
self.profiles = []
def add_profiles(name, exp, idx):
if isinstance(exp, MixedExperiment):
for i, p in enumerate(exp.parts):
self.profiles.append((name + chr(ord("a") + i), p, idx))
else:
self.profiles.append((name, exp, idx))
if isinstance(self.model, MultiFitProblem):
for i, p in enumerate(self.model.models):
if hasattr(p.fitness, "reflectivity"):
name = p.fitness.name
if not name: name = "M%d" % (i + 1)
add_profiles(name, p.fitness, i)
else:
add_profiles("", self.model.fitness, -1)
self.profile_selector.Clear()
if len(self.profiles) > 1:
self.profile_selector.AppendItems([k for k, _, _ in self.profiles])
self.profile_selector_label.Show()
self.profile_selector.Show()
self.profile_selector.SetSelection(0)
else:
self.profile_selector_label.Hide()
self.profile_selector.Hide()
def _set_profile(self, name, experiment, idx):
# Turn the model into a user interface
# It is the responsibility of the party that is indicating
# that a redraw is necessary to clear the precalculated
# parts of the view; otherwise the theory function calculator
# is going to be triggered twice. This happens inside profile
# before the profile is calculated. Note that the profile
# panel will receive its own signal, which will cause the
# profile interactor to draw itself again. We hope this isn't
# too much of a problem.
def signal_update():
"""Notify other views that the model has changed"""
signal.update_parameters(model=self.model)
def force_recalc():
self.model.model_update()
if isinstance(self.model, MultiFitProblem):
self.model.set_active_model(idx)
self.profile.set_experiment(experiment,
force_recalc=force_recalc,
signal_update=signal_update)
def onPrinterSetup(self, event=None):
self.canvas.Printer_Setup(event=event)
def onPrinterPreview(self, event=None):
self.canvas.Printer_Preview(event=event)
def onPrint(self, event=None):
self.canvas.Printer_Print(event=event)
def OnSaveFigureMenu(self, evt):
"""
Save the current figure as an image file
"""
dlg = wx.FileDialog(
self,
message="Save Figure As ...",
defaultDir=os.getcwd(),
defaultFile="",
wildcard=
"PNG files (*.png)|*.png|BMP files (*.bmp)|*.bmp|All files (*.*)|*.*",
style=wx.SAVE)
_val = dlg.ShowModal()
if _val == wx.ID_CANCEL: return #Do nothing
if _val == wx.ID_OK:
outfile = dlg.GetPath()
dlg.Destroy()
# Save
self.fig.savefig(outfile)
def GetToolBar(self):
"""
backend_wx call this function. KEEP it
"""
return None
def OnPanelFrameClose(self, evt):
"""
On Close this Frame
"""
self.Destroy()
evt.Skip()
def OnCopyFigureMenu(self, evt):
"""
Copy the current figure
"""
CopyImage(self.canvas)
def CanShowContextMenu(self):
return True
def quit_on_error(self):
numpy.seterr(all='raise')
ProfileInteractor._debug = True
BaseInteractor._debug = True
class PlotFrame(wx.Frame):
help_msg = """ Menus for
Save export figure (png,eps,bmp) to file
Copy copy bitmap of figure to the system clipboard
Print Setup setup size of figure for printing
Print Preview preview printer page
Print send figure to a system printer
Exit end application
where 'figure' means an image of the matplotlib canvas
In addition, "Ctrl-C" is bound to copy-figure-to-clipboard
"""
start_msg = """ Use Menus to test printing
or Ctrl-C to copy plot image to clipboard """
about_msg = """ printing_in_wx version 0.1 12-Nov-2004
Matt Newville <*****@*****.**>"""
def __init__(self):
wx.Frame.__init__(self, None, -1, "Test Printing with WX Backend")
self.fig = Figure((5.0, 3.0), 100)
self.canvas = FigCanvas(self, -1, self.fig)
self.axes = self.fig.add_axes([0.15, 0.15, 0.75, 0.75])
sizer = wx.BoxSizer(wx.VERTICAL)
sizer.Add(self.canvas, 1, wx.LEFT | wx.TOP | wx.GROW)
sizer.Add(wx.StaticText(self, -1, self.start_msg), 0,
wx.ALIGN_LEFT | wx.TOP)
self.canvas.Bind(wx.EVT_KEY_DOWN, self.onKeyEvent)
self.SetSizer(sizer)
self.Fit()
self.Build_Menus()
self.Plot_Data()
def Build_Menus(self):
""" build menus """
MENU_EXIT = wx.NewId()
MENU_SAVE = wx.NewId()
MENU_PRINT = wx.NewId()
MENU_PSETUP = wx.NewId()
MENU_PREVIEW = wx.NewId()
MENU_CLIPB = wx.NewId()
MENU_HELP = wx.NewId()
menuBar = wx.MenuBar()
f0 = wx.Menu()
f0.Append(MENU_SAVE, "&Export", "Save Image of Plot")
f0.AppendSeparator()
f0.Append(MENU_PSETUP, "Page Setup...", "Printer Setup")
f0.Append(MENU_PREVIEW, "Print Preview...", "Print Preview")
f0.Append(MENU_PRINT, "&Print", "Print Plot")
f0.AppendSeparator()
f0.Append(MENU_EXIT, "E&xit", "Exit")
menuBar.Append(f0, "&File")
f1 = wx.Menu()
f1.Append(MENU_HELP, "Quick Reference", "Quick Reference")
menuBar.Append(f1, "&Help")
self.SetMenuBar(menuBar)
self.Bind(wx.EVT_MENU, self.onPrint, id=MENU_PRINT)
self.Bind(wx.EVT_MENU, self.onPrinterSetup, id=MENU_PSETUP)
self.Bind(wx.EVT_MENU, self.onPrinterPreview, id=MENU_PREVIEW)
self.Bind(wx.EVT_MENU, self.onClipboard, id=MENU_CLIPB)
self.Bind(wx.EVT_MENU, self.onExport, id=MENU_SAVE)
self.Bind(wx.EVT_MENU, self.onExit, id=MENU_EXIT)
self.Bind(wx.EVT_MENU, self.onHelp, id=MENU_HELP)
# the printer / clipboard methods are implemented
# in backend_wx, and so are very simple to use.
def onPrinterSetup(self, event=None):
self.canvas.Printer_Setup(event=event)
def onPrinterPreview(self, event=None):
self.canvas.Printer_Preview(event=event)
def onPrint(self, event=None):
self.canvas.Printer_Print(event=event)
def onClipboard(self, event=None):
self.canvas.Copy_to_Clipboard(event=event)
def onKeyEvent(self, event=None):
""" capture , act upon keystroke events"""
if event == None: return
key = event.KeyCode()
if (key < wx.WXK_SPACE or key > 255): return
if (event.ControlDown() and chr(key) == 'C'): # Ctrl-C
self.onClipboard(event=event)
def onHelp(self, event=None):
dlg = wx.MessageDialog(self, self.help_msg, "Quick Reference",
wx.OK | wx.ICON_INFORMATION)
dlg.ShowModal()
dlg.Destroy()
def onExport(self, event=None):
""" save figure image to file"""
file_choices = "PNG (*.png)|*.png|" \
"PS (*.ps)|*.ps|" \
"EPS (*.eps)|*.eps|" \
"BMP (*.bmp)|*.bmp"
thisdir = os.getcwd()
dlg = wx.FileDialog(self,
message='Save Plot Figure as...',
defaultDir=thisdir,
defaultFile='plot.png',
wildcard=file_choices,
style=wx.SAVE)
if dlg.ShowModal() == wx.ID_OK:
path = dlg.GetPath()
self.canvas.print_figure(path, dpi=300)
if (path.find(thisdir) == 0):
path = path[len(thisdir) + 1:]
print 'Saved plot to %s' % path
def onExit(self, event=None):
self.Destroy()
def Plot_Data(self):
t = numpy.arange(0.0, 5.0, 0.01)
s = numpy.sin(2.0 * numpy.pi * t)
c = numpy.cos(0.4 * numpy.pi * t)
self.axes.plot(t, s)
self.axes.plot(t, c)
class PlotFrame(wx.Frame):
help_msg=""" Menus for
Import...import project settings file
Export...export figure (png, jpg) to file
Print Setup...setup size of figure for printing
Print Preview...preview printer page
Print...send figure to a system printer
Exit...end application
Basic-2D...View basic 2D representation of data
Advanced-2D...View 2D representation (with span selection control)
Advanced-3D...View 3D representation of data
View-Grid...Toggle grid
View-Legend...Toggle legend
View-Fill...Toggle fill representation of data (only for 2D)
where 'figure' means an image of the matplotlib canvas
In addition, "Ctrl-C" is bound to copy-figure-to-clipboard
"""
about_msg="""
Option_price_visualisation v0.1 29-Aug-2013
Nathan Floor, [email protected]
"""
def __init__(self):
wx.Frame.__init__(self, None, -1, "Visualise Option Prices and Greeks", size=(300, 500))
self.Bind(wx.EVT_KEY_DOWN, self.onKeyEvent)
# intialise variables when start program
self.viewLegend = False
self.viewGrid = True
self.viewFill = False
self.reInitialiseData()
# build interface
self.Build_Menus()
self.Build_Panel()
self.statusbar = self.CreateStatusBar()
self.Plot_Data()
self.SetSize(size=(900, 550))
def reInitialiseData(self):
self.fileReader = csvReader.Reader()
self.current_view = 0
self.time = numpy.arange(0, 31, 1)
self.indmin = 0
self.indmax = 31
self.strike_price = 0
# initialise data arrays
self.option_price = []
self.stock_price = []
self.delta = []
self.gamma = []
self.vega = []
self.theta = []
self.rho = []
self.risidual = []
# initialise secondary data sets
self.option_price_fill = []
self.time_span_fill = []
self.delta_fill = []
self.gamma_fill = []
self.vega_fill = []
self.theta_fill = []
self.rho_fill = []
# initialise bump values
self.stock_bump = 0
self.time_bump = 0
self.rate_bump = 0
self.volitile_bump = 0
# on span-selection of graph
def onselect(self, xmin, xmax):
# initialise data sets
option_price = []
delta = []
gamma = []
theta = []
rho = []
vega = []
maxYLimlist = []
minYLimlist = []
# identify the indices of new data set based on selection
self.indmin = int(xmin)
#self.indmax = numpy.searchsorted(t, (xmin, xmax))
self.indmax = min(len(self.time)-1, int(xmax)+1)
self.time_span_fill = self.time[self.indmin:self.indmax]
if len(self.option_price) > 0:
option_price = numpy.array(map(float, self.option_price[self.stock_bump]))
self.option_price_fill = option_price[self.indmin:self.indmax]
# append to lists for axes limits
maxYLimlist.append(max(self.option_price_fill))
minYLimlist.append(min(self.option_price_fill))
if not self.viewFill:
self.line1.set_data(self.time_span_fill, self.option_price_fill)
if len(self.delta) > 0:
delta = numpy.array(map(float, self.delta[self.stock_bump]))
self.delta_fill = delta[self.indmin:self.indmax]
# append to lists for axes limits
maxYLimlist.append(max(self.delta_fill))
minYLimlist.append(min(self.delta_fill))
if not self.viewFill:
self.line2.set_data(self.time_span_fill, self.delta_fill)
if len(self.gamma) > 0:
gamma = numpy.array(map(float, self.gamma[self.stock_bump]))
self.gamma_fill = gamma[self.indmin:self.indmax]
# append to lists for axes limits
maxYLimlist.append(max(self.gamma_fill))
minYLimlist.append(min(self.gamma_fill))
if not self.viewFill:
self.line3.set_data(self.time_span_fill, self.gamma_fill)
if len(self.theta) > 0:
theta = numpy.array(map(float, self.theta[self.time_bump]))
self.theta_fill = theta[self.indmin:self.indmax]
# append to lists for axes limits
maxYLimlist.append(max(self.theta_fill))
minYLimlist.append(min(self.theta_fill))
if not self.viewFill:
self.line4.set_data(self.time_span_fill, self.theta_fill)
if len(self.rho) > 0:
rho = numpy.array(map(float, self.rho[self.rate_bump]))
self.rho_fill = rho[self.indmin:self.indmax]
# append to lists for axes limits
maxYLimlist.append(max(self.rho_fill))
minYLimlist.append(min(self.rho_fill))
if not self.viewFill:
self.line5.set_data(self.time_span_fill, self.rho_fill)
if len(self.vega) > 0:
vega = numpy.array(map(float, self.vega[self.volitile_bump]))
self.vega_fill = vega[self.indmin:self.indmax]
# append to lists for axes limits
maxYLimlist.append(max(self.vega_fill))
minYLimlist.append(min(self.vega_fill))
if not self.viewFill:
self.line6.set_data(self.time_span_fill, self.vega_fill)
if len(self.risidual) > 0:
risidual = numpy.array(map(float, self.risidual[self.stock_bump]))
self.risidual_fill = risidual[self.indmin:self.indmax]
# append to lists for axes limits
maxYLimlist.append(max(self.risidual_fill))
minYLimlist.append(min(self.risidual_fill))
if not self.viewFill:
self.line7.set_data(self.time_span_fill, self.risidual_fill)
if len(maxYLimlist) > 0:
maxYLim = max(maxYLimlist)
else:
maxYLim = 1
if len(minYLimlist) > 0:
minYLim = min(minYLimlist)
else:
minYLim = 0
self.axes2.set_xlim(self.time_span_fill[0]-1, self.time_span_fill[-1]+1)
self.axes2.set_ylim(minYLim, maxYLim)
if not self.viewFill:
self.canvas.draw()
else:
self.Plot_Data()
def Build_Panel(self):
self.panel = wx.Panel(self)
# Create Figure and canvas objects
self.fig = Figure((6.0, 4.0))
self.canvas = FigCanvas(self.panel, -1, self.fig)
self.axes = self.fig.add_subplot(111)
# setup slider-widgets for controlling GUI
self.sliderPanel = wx.Panel(self.panel)
self.stockSlider_label = wx.StaticText(self.sliderPanel, -1, "Stock Price: ")
self.stockSlider = wx.Slider(self.sliderPanel, value=5, minValue=1, maxValue=9,
pos=(20, 20), size=(100,-1), style=wx.SL_HORIZONTAL|wx.SL_AUTOTICKS)
# self.stockSlider.SetTickFreq(9, 1)
self.rateSlider_label = wx.StaticText(self.sliderPanel, -1, "Interest Rate: ")
self.rateSlider = wx.Slider(self.sliderPanel, value=5, minValue=1, maxValue=9,
pos=(20, 20), size=(100,-1), style=wx.SL_HORIZONTAL|wx.SL_AUTOTICKS)
self.rateSlider.SetTickFreq(1, 1)
self.timeStepSlider_label = wx.StaticText(self.sliderPanel, -1, "Time Step: ")
self.timeStepSlider = wx.Slider(self.sliderPanel, value=5, minValue=1, maxValue=9,
pos=(20, 20), size=(100,-1), style=wx.SL_HORIZONTAL|wx.SL_AUTOTICKS)
self.timeStepSlider.SetTickFreq(1, 1)
self.Bind(wx.EVT_SLIDER, self.onStockSlider, self.stockSlider)
self.Bind(wx.EVT_SLIDER, self.onRateSlider, self.rateSlider)
self.Bind(wx.EVT_SLIDER, self.ontimeStepSlider, self.timeStepSlider)
# setup options-widgets for controlling graphs
self.callRadio = wx.RadioButton(self.panel, label="Call options", pos=(10, 10))
self.putRadio = wx.RadioButton(self.panel, label="Put options", pos=(10, 30))
self.callRadio.SetValue(True)
self.spaceKeeper = wx.StaticText(self.panel, -1, '')
self.optionPriceCheck = wx.CheckBox(self.panel, label="view Option Price", pos=(20, 20))
self.deltaCheck = wx.CheckBox(self.panel, label="show Delta", pos=(20, 20))
self.gammaCheck = wx.CheckBox(self.panel, label="show Gamma", pos=(20, 20))
self.rhoCheck = wx.CheckBox(self.panel, label="show Rho", pos=(20, 20))
self.thetaCheck = wx.CheckBox(self.panel, label="show Theta", pos=(20, 20))
self.fillCheck = wx.CheckBox(self.panel, label="show fill feature", pos=(20, 20))
self.risidualCheck = wx.CheckBox(self.panel, label="Show Residual", pos=(20, 20))
self.differenceCheck = wx.CheckBox(self.panel, label="Show Difference", pos=(20, 20))
self.effectCheck = wx.CheckBox(self.panel, label="Show Greek's effect on option price", pos=(20, 20))
self.effectCheck.SetValue(True)
self.Bind(wx.EVT_RADIOBUTTON, self.onCallRadio, self.callRadio)
self.Bind(wx.EVT_RADIOBUTTON, self.onPutRadio, self.putRadio)
self.Bind(wx.EVT_CHECKBOX, self.onOptionPrice, self.optionPriceCheck)
self.Bind(wx.EVT_CHECKBOX, self.onDelta, self.deltaCheck)
self.Bind(wx.EVT_CHECKBOX, self.onGamma, self.gammaCheck)
self.Bind(wx.EVT_CHECKBOX, self.onRho, self.rhoCheck)
self.Bind(wx.EVT_CHECKBOX, self.onTheta, self.thetaCheck)
self.Bind(wx.EVT_CHECKBOX, self.onRisidual, self.risidualCheck)
self.Bind(wx.EVT_CHECKBOX, self.onDifferenceCheck, self.differenceCheck)
self.Bind(wx.EVT_CHECKBOX, self.onShowEffects, self.effectCheck)
self.Bind(wx.EVT_CHECKBOX, self.onShowFillEffect, self.fillCheck)
# Create the navigation toolbar, tied to the canvas
self.toolbar = NavigationToolbar(self.canvas)
####################
# Layout with sizers
####################
flags = wx.ALIGN_LEFT | wx.ALL | wx.ALIGN_CENTER_VERTICAL
self.sizer = wx.BoxSizer(wx.VERTICAL)
self.hboxMainBlock = wx.BoxSizer(wx.HORIZONTAL)
self.vboxOptions = wx.BoxSizer(wx.VERTICAL)
self.hboxSliders = wx.BoxSizer(wx.HORIZONTAL)
self.flexiGridSizer = wx.FlexGridSizer(4, 2, 3, 10)
# adds border around sliders to group related widgets
self.vboxOptions.AddSpacer(10)
self.sliderStaticBox = wx.StaticBox(self.sliderPanel, -1, 'Bump Sliders')
self.sliderBorder = wx.StaticBoxSizer(self.sliderStaticBox, orient=wx.VERTICAL)
self.flexiGridSizer.AddMany([(self.stockSlider_label), (self.stockSlider, 1, wx.ALL),
(self.rateSlider_label), (self.rateSlider, 1, wx.EXPAND), (self.timeStepSlider_label), (self.timeStepSlider, 1, wx.EXPAND)])
self.sliderBorder.Add(self.flexiGridSizer, 1, wx.ALL, 5)
self.sliderPanel.SetSizer(self.sliderBorder)
self.vboxOptions.Add(self.sliderPanel, 0, flag=wx.ALIGN_LEFT|wx.ALL)
# add border for type of option price
self.optionsBorder = wx.StaticBoxSizer(wx.StaticBox(self.panel, -1, 'Option Price Type'), orient=wx.VERTICAL)
self.flexiOptions = wx.FlexGridSizer(3, 1, 3, 10)
self.flexiOptions.AddMany([(self.callRadio, 1, wx.EXPAND),
(self.putRadio, 1, wx.EXPAND), (self.optionPriceCheck, 1, wx.EXPAND)])
self.optionsBorder.Add(self.flexiOptions, 1, wx.ALL, 5)
self.vboxOptions.Add(self.optionsBorder, 0, flag=wx.ALIGN_LEFT|wx.ALL|wx.GROW)
# add border for greeks
self.greekOptionsBorder = wx.StaticBoxSizer(wx.StaticBox(self.panel, -1, 'Greek effect Options'), orient=wx.VERTICAL)
self.flexiOptions2 = wx.FlexGridSizer(6, 1, 3, 10)
self.flexiOptions2.AddMany([(self.deltaCheck, 1, wx.EXPAND), (self.gammaCheck, 1, wx.EXPAND),
(self.rhoCheck, 1, wx.EXPAND), (self.thetaCheck, 1, wx.EXPAND), (self.risidualCheck, 1, wx.EXPAND)])
self.greekOptionsBorder.Add(self.flexiOptions2, 1, wx.ALL, 5)
self.vboxOptions.Add(self.greekOptionsBorder, 1, flag=wx.ALIGN_LEFT|wx.ALL|wx.GROW)
#self.vboxOptions.AddSpacer(5)
# add border for other checkable options
self.otherOptionsBorder = wx.StaticBoxSizer(wx.StaticBox(self.panel, -1, 'Extra Options'), orient=wx.VERTICAL)
self.flexiOptions3 = wx.FlexGridSizer(3, 1, 3, 10)
self.flexiOptions3.AddMany([(self.fillCheck, 1, wx.EXPAND), (self.differenceCheck, 1, wx.EXPAND),
(self.effectCheck, 1, wx.EXPAND)])
self.otherOptionsBorder.Add(self.flexiOptions3, 1, wx.ALL, 5)
self.vboxOptions.Add(self.otherOptionsBorder, 0, flag=wx.ALIGN_LEFT|wx.ALL|wx.GROW)
self.vboxOptions.AddSpacer(5)
self.hboxMainBlock.Add(self.vboxOptions, 0, flag=flags)
self.hboxMainBlock.Add(self.canvas, 1, flag=wx.ALIGN_RIGHT|wx.ALL|wx.ALIGN_CENTER_VERTICAL|wx.EXPAND)
self.sizer.Add(self.hboxMainBlock, 1, wx.ALL|wx.EXPAND)
self.sizer.Add(self.toolbar, 0, wx.ALL|wx.ALIGN_RIGHT)
self.sizer.AddSpacer(1)
self.canvas.Bind(wx.EVT_KEY_DOWN, self.onKeyEvent)
self.Bind(wx.EVT_CLOSE, self.onExit)
self.panel.SetSizer(self.sizer)
self.sizer.Fit(self)
self.Center()
def Build_Menus(self):
""" build menus """
MENU_EXIT = wx.NewId()
MENU_OPEN = wx.NewId()
MENU_SAVE = wx.NewId()
MENU_PRINT = wx.NewId()
MENU_PSETUP = wx.NewId()
MENU_PREVIEW =wx.NewId()
MENU_CLIPB =wx.NewId()
MENU_VIEW_GRID = wx.NewId()
MENU_HELP =wx.NewId()
MENU_BASIC = wx.NewId()
MENU_ADVANCE = wx.NewId()
MENU_LEGEND = wx.NewId()
MENU_3D = wx.NewId()
MENU_ABOUT = wx.NewId()
menuBar = wx.MenuBar()
f0 = wx.Menu()
importItem = wx.MenuItem(f0, MENU_OPEN, "&Import\tCtrl+I")
f0.AppendItem(importItem)
f0.Append(MENU_SAVE, "&Export", "Save Image of Plot")
f0.AppendSeparator()
printMenu = wx.Menu()
printMenu.Append(MENU_PSETUP, "Page Setup...", "Printer Setup")
printMenu.Append(MENU_PREVIEW,"Print Preview...", "Print Preview")
printItem = wx.MenuItem(printMenu, MENU_PRINT, "Print\tCtrl+P")
printMenu.AppendItem(printItem)
f0.AppendMenu(-1, '&Print', printMenu)
f0.AppendSeparator()
exitItem = wx.MenuItem(f0, MENU_EXIT, 'E&xit\tCtrl+Q')
f0.AppendItem(exitItem)
menuBar.Append(f0, "&File")
f1 = wx.Menu()
f1.Append(MENU_BASIC, '&Basic', "Basic View(2D)")
f1.Append(MENU_ADVANCE, '&Advanced-2D', "Advanced View(2D)")
f1.Append(MENU_3D, 'A&dvanced-3D', "Advanced View(3D)")
optionsMenu = wx.Menu()
viewGridItem = wx.MenuItem(optionsMenu, MENU_VIEW_GRID, 'View &Grid\tCtrl+G')
optionsMenu.AppendItem(viewGridItem)
viewLegendItem = wx.MenuItem(optionsMenu, MENU_LEGEND, 'View &Legend\tCtrl+L')
optionsMenu.AppendItem(viewLegendItem)
f1.AppendMenu(-1, "&Options", optionsMenu)
menuBar.Append(f1, "&View")
f2 = wx.Menu()
f2.Append(MENU_HELP, "Quick &Reference", "Quick Reference")
f2.Append(MENU_ABOUT, "&About", "About this interface")
menuBar.Append(f2, "&Help")
self.SetMenuBar(menuBar)
self.Bind(wx.EVT_MENU, self.onImport, id=MENU_OPEN)
self.Bind(wx.EVT_MENU, self.onPrint, id=MENU_PRINT)
self.Bind(wx.EVT_MENU, self.onPrinterSetup, id=MENU_PSETUP)
self.Bind(wx.EVT_MENU, self.onPrinterPreview, id=MENU_PREVIEW)
self.Bind(wx.EVT_MENU, self.onClipboard, id=MENU_CLIPB)
self.Bind(wx.EVT_MENU, self.onExport, id=MENU_SAVE)
self.Bind(wx.EVT_MENU, self.onExit , id=MENU_EXIT)
self.Bind(wx.EVT_MENU, self.onViewGrid, id=MENU_VIEW_GRID)
self.Bind(wx.EVT_MENU, self.onViewLegend, id=MENU_LEGEND)
self.Bind(wx.EVT_MENU, self.onHelp, id=MENU_HELP)
self.Bind(wx.EVT_MENU, self.onAbout, id=MENU_ABOUT)
self.Bind(wx.EVT_MENU, self.onBasicView, id=MENU_BASIC)
self.Bind(wx.EVT_MENU, self.onAdvancedView, id=MENU_ADVANCE)
self.Bind(wx.EVT_MENU, self.onAdvanced3DView, id=MENU_3D)
""" Menu event methods """
def onViewLegend(self, event=None):
if self.viewLegend:
self.viewLegend = False
self.Plot_Data()
else:
self.viewLegend = True
# use proxy artist
plot_op = Line2D([], [], linewidth=3, color="black")
plot_delta = Line2D([], [], linewidth=3, color="royalblue")
plot_gamma = Line2D([], [], linewidth=3, color="cyan")
plot_theta = Line2D([], [], linewidth=3, color="green")
plot_rho = Line2D([], [], linewidth=3, color="darkorange")
plot_risidual = Line2D([], [], linewidth=3, color="purple")
# Shink current axis by 15%
box = self.axes.get_position()
self.axes.set_position([box.x0, box.y0, box.width * 0.88, box.height])
# Put a legend to the right of the current axis
self.axes.legend([plot_op, plot_delta, plot_gamma, plot_theta, plot_rho, plot_risidual], ['Option Price', 'Delta', 'Gamma', 'Theta', 'Rho', 'Residual'],
loc='center left', bbox_to_anchor=(1, 0.5), prop={'size':8})
if self.current_view == 1:
box = self.axes2.get_position()
self.axes2.set_position([box.x0, box.y0, box.width * 0.88, box.height])
# Put a legend to the right of the current axis
self.axes2.legend(loc='center left', bbox_to_anchor=(1, 0.5), prop={'size':8})
self.canvas.draw()
def onBasicView(self, event=None):
self.current_view = 0
# show sliders panel
self.sliderPanel.Enable()
self.toolbar.Enable()
self.fillCheck.Enable()
self.panel.Layout()
self.Plot_Data()
def onAdvancedView(self, event=None):
self.current_view = 1
# show sliders panel
self.sliderPanel.Enable()
self.toolbar.Enable()
self.fillCheck.Enable()
self.panel.Layout()
self.Plot_Data()
def onAdvanced3DView(self, event=None):
self.current_view = 2
# hide slider panel since will not be used
self.sliderPanel.Disable()
self.toolbar.Disable()
self.fillCheck.Disable()
self.panel.Layout()
self.Plot_Data()
def onPrinterSetup(self,event=None):
self.canvas.Printer_Setup(event=event)
def onPrinterPreview(self,event=None):
self.canvas.Printer_Preview(event=event)
def onPrint(self,event=None):
self.canvas.Printer_Print(event=event)
def onClipboard(self,event=None):
self.canvas.Copy_to_Clipboard(event=event)
def onKeyEvent(self,event=None):
""" capture and act upon keystroke events """
if event == None: return
key = event.GetKeyCode()
if (key < wx.WXK_SPACE or key > 255): return
if (event.ControlDown() and chr(key)=='C'): # Ctrl-C
self.onClipboard(event=event)
if (event.ControlDown() and chr(key)=='P'): # Ctrl-P
self.onPrinterPreview(event=event)
def onHelp(self, event=None):
dlg = wx.MessageDialog(self, self.help_msg, "Quick Reference", wx.OK | wx.ICON_INFORMATION)
dlg.ShowModal()
dlg.Destroy()
def onAbout(self, event=None):
dlg = wx.MessageDialog(self, self.about_msg, "About", wx.OK | wx.ICON_INFORMATION)
dlg.ShowModal()
dlg.Destroy()
def onViewGrid(self, event=None):
if self.viewGrid:
self.viewGrid = False
else:
self.viewGrid = True
for a in self.fig.axes:
a.grid(self.viewGrid)
self.canvas.draw()
def onExport(self,event=None):
""" save figure image to file"""
file_choices = "PNG (*.png)|*.png|" \
"JPEG (*.jpg)|*.jpg|" \
"BMP (*.bmp)|*.bmp"
thisdir = os.getcwd()
dlg = wx.FileDialog(self, message='Save Plot Figure as...',
defaultDir = thisdir, defaultFile='plot.png',
wildcard=file_choices, style=wx.SAVE)
if dlg.ShowModal() == wx.ID_OK:
path = dlg.GetPath()
self.canvas.print_figure(path,dpi=300)
if (path.find(thisdir) == 0):
path = path[len(thisdir)+1:]
print('Saved plot to %s' % path)
def onImport(self, event=None):
""" Import csv file of option prices and greeks """
file_choices = "SETTINGS (*.settings)|*.settings"
thisdir = ''.join(os.getcwd()+'/data')
# import output file
dlg = wx.FileDialog(self, message='Import option prices and greeks (Outputs)',
defaultDir = thisdir, defaultFile='data.settings',
wildcard=file_choices, style=wx.OPEN)
if dlg.ShowModal() == wx.ID_OK:
path = dlg.GetPath()
projectDir = path.rsplit('/', 1)[0]
#projectDir = path.rsplit('\\', 1)[0]
self.reInitialiseData()
# this also involves reading in all the data
self.number_bumps = self.fileReader.loadSettingsFile(path, projectDir, self.statusbar)
print('Opened settings file at %s' % path)
else:
dlg = wx.MessageDialog(self, "Failed to import the correct settings file.", "Complication", wx.OK | wx.ICON_ERROR)
dlg.ShowModal()
dlg.Destroy()
return
# populate data
self.strike_price = self.fileReader.getStrikePrice()
self.stock_price = self.fileReader.getStockPrice()
self.option_price = self.fileReader.getOptionPrice(self.callRadio.GetValue(), self.optionPriceCheck.IsChecked())
self.delta = self.fileReader.getDeltaValues(self.callRadio.GetValue(), self.deltaCheck.IsChecked())
self.gamma = self.fileReader.getGammaValues(self.callRadio.GetValue(), self.gammaCheck.IsChecked())
# self.vega = self.fileReader.getVegaValues(self.callRadio.GetValue(), self.vegaCheck.IsChecked())
self.theta = self.fileReader.getThetaValues(self.callRadio.GetValue(), self.thetaCheck.IsChecked())
self.rho = self.fileReader.getRhoValues(self.callRadio.GetValue(), self.rhoCheck.IsChecked())
self.onBasicView()
def onExit(self,event=None):
dlg = wx.MessageDialog(None, 'Are you sure to exit?', 'Confirm', wx.YES_NO|wx.NO_DEFAULT|wx.ICON_QUESTION)
ret = dlg.ShowModal()
if ret == wx.ID_YES:
self.Destroy()
""" GUI event methods """
def onShowFillEffect(self, event=None):
if self.fillCheck.IsChecked():
if self.differenceCheck.IsChecked():
self.differenceCheck.SetValue(False)
# reload and replot data
self.delta = self.fileReader.getDeltaValues(self.callRadio.GetValue(),
self.deltaCheck.IsChecked(), self.differenceCheck.IsChecked(), self.effectCheck.IsChecked())
self.gamma = self.fileReader.getGammaValues(self.callRadio.GetValue(),
self.gammaCheck.IsChecked(), self.differenceCheck.IsChecked(), self.effectCheck.IsChecked())
# self.vega = self.fileReader.getVegaValues(self.callRadio.GetValue(),
# self.vegaCheck.IsChecked(), self.differenceCheck.IsChecked(), self.effectCheck.IsChecked())
self.theta = self.fileReader.getThetaValues(self.callRadio.GetValue(),
self.thetaCheck.IsChecked(), self.differenceCheck.IsChecked(), self.effectCheck.IsChecked())
self.rho = self.fileReader.getRhoValues(self.callRadio.GetValue(),
self.rhoCheck.IsChecked(), self.differenceCheck.IsChecked(), self.effectCheck.IsChecked())
self.risidual = self.fileReader.getRisidualValues(self.callRadio.GetValue(), self.risidualCheck.IsChecked(),
self.differenceCheck.IsChecked(), self.effectCheck.IsChecked())
self.viewFill = True
else:
self.viewFill = False
self.Plot_Data()
def onCallRadio(self, event=None):
self.option_price = self.fileReader.getOptionPrice(self.callRadio.GetValue(),
self.optionPriceCheck.IsChecked())
self.delta = self.fileReader.getDeltaValues(self.callRadio.GetValue(),
self.deltaCheck.IsChecked(), self.differenceCheck.IsChecked(), self.effectCheck.IsChecked())
self.gamma = self.fileReader.getGammaValues(self.callRadio.GetValue(),
self.gammaCheck.IsChecked(), self.differenceCheck.IsChecked(), self.effectCheck.IsChecked())
# self.vega = self.fileReader.getVegaValues(self.callRadio.GetValue(),
# self.vegaCheck.IsChecked(), self.differenceCheck.IsChecked(), self.effectCheck.IsChecked())
self.theta = self.fileReader.getThetaValues(self.callRadio.GetValue(),
self.thetaCheck.IsChecked(), self.differenceCheck.IsChecked(), self.effectCheck.IsChecked())
self.rho = self.fileReader.getRhoValues(self.callRadio.GetValue(),
self.rhoCheck.IsChecked(), self.differenceCheck.IsChecked(), self.effectCheck.IsChecked())
self.risidual = self.fileReader.getRisidualValues(self.callRadio.GetValue(), self.risidualCheck.IsChecked(),
self.differenceCheck.IsChecked(), self.effectCheck.IsChecked())
self.Plot_Data()
def onPutRadio(self, event=None):
self.option_price = self.fileReader.getOptionPrice(self.callRadio.GetValue(),
self.optionPriceCheck.IsChecked())
self.delta = self.fileReader.getDeltaValues(self.callRadio.GetValue(),
self.deltaCheck.IsChecked(), self.differenceCheck.IsChecked(), self.effectCheck.IsChecked())
self.gamma = self.fileReader.getGammaValues(self.callRadio.GetValue(),
self.gammaCheck.IsChecked(), self.differenceCheck.IsChecked(), self.effectCheck.IsChecked())
# self.vega = self.fileReader.getVegaValues(self.callRadio.GetValue(),
# self.vegaCheck.IsChecked(), self.differenceCheck.IsChecked(), self.effectCheck.IsChecked())
self.theta = self.fileReader.getThetaValues(self.callRadio.GetValue(),
self.thetaCheck.IsChecked(), self.differenceCheck.IsChecked(), self.effectCheck.IsChecked())
self.rho = self.fileReader.getRhoValues(self.callRadio.GetValue(),
self.rhoCheck.IsChecked(), self.differenceCheck.IsChecked(), self.effectCheck.IsChecked())
self.risidual = self.fileReader.getRisidualValues(self.callRadio.GetValue(), self.risidualCheck.IsChecked(),
self.differenceCheck.IsChecked(), self.effectCheck.IsChecked())
self.Plot_Data()
def onOptionPrice(self, event=None):
self.option_price = self.fileReader.getOptionPrice(self.callRadio.GetValue(),
self.optionPriceCheck.IsChecked())
self.Plot_Data()
def onDelta(self, event=None):
self.delta = self.fileReader.getDeltaValues(self.callRadio.GetValue(),
self.deltaCheck.IsChecked(), self.differenceCheck.IsChecked(), self.effectCheck.IsChecked())
self.Plot_Data()
def onGamma(self, event=None):
self.gamma = self.fileReader.getGammaValues(self.callRadio.GetValue(),
self.gammaCheck.IsChecked(), self.differenceCheck.IsChecked(), self.effectCheck.IsChecked())
self.Plot_Data()
def onRho(self, event=None):
self.rho = self.fileReader.getRhoValues(self.callRadio.GetValue(),
self.rhoCheck.IsChecked(), self.differenceCheck.IsChecked(), self.effectCheck.IsChecked())
self.Plot_Data()
def onTheta(self, event=None):
self.theta = self.fileReader.getThetaValues(self.callRadio.GetValue(),
self.thetaCheck.IsChecked(), self.differenceCheck.IsChecked(), self.effectCheck.IsChecked())
self.Plot_Data()
def onVega(self, event=None):
self.vega = self.fileReader.getVegaValues(self.callRadio.GetValue(),
self.vegaCheck.IsChecked(), self.differenceCheck.IsChecked(), self.effectCheck.IsChecked())
self.Plot_Data()
def onRisidual(self, event=None):
self.risidual = self.fileReader.getRisidualValues(self.callRadio.GetValue(), self.risidualCheck.IsChecked(),
self.differenceCheck.IsChecked(), self.effectCheck.IsChecked())
# print(self.risidual)
self.Plot_Data()
def onShowEffects(self, event=None):
if not self.effectCheck.IsChecked():
warning_msg = """
This setting will plot the value of the greeks, but not terms of the option price. This means that the greek graphs will no-longer be comparable. You will still be able to plot the greeks against each other though.
Do you want to continue?
"""
dlg = wx.MessageDialog(self, warning_msg, "Take Note", wx.YES_NO | wx.ICON_INFORMATION)
ret = dlg.ShowModal()
if ret == wx.ID_NO:
dlg.Destroy()
self.effectCheck.SetValue(True)
return
dlg.Destroy()
self.differenceCheck.Disable()
self.fillCheck.Disable()
self.optionPriceCheck.SetValue(False)
self.onOptionPrice()
self.optionPriceCheck.Disable()
else:
self.differenceCheck.Enable()
self.optionPriceCheck.Enable()
if self.current_view != 2:
self.fillCheck.Enable()
# reload and replot data
self.delta = self.fileReader.getDeltaValues(self.callRadio.GetValue(),
self.deltaCheck.IsChecked(), self.differenceCheck.IsChecked(), self.effectCheck.IsChecked())
self.gamma = self.fileReader.getGammaValues(self.callRadio.GetValue(),
self.gammaCheck.IsChecked(), self.differenceCheck.IsChecked(), self.effectCheck.IsChecked())
# self.vega = self.fileReader.getVegaValues(self.callRadio.GetValue(),
# self.vegaCheck.IsChecked(), self.differenceCheck.IsChecked(), self.effectCheck.IsChecked())
self.theta = self.fileReader.getThetaValues(self.callRadio.GetValue(),
self.thetaCheck.IsChecked(), self.differenceCheck.IsChecked(), self.effectCheck.IsChecked())
self.rho = self.fileReader.getRhoValues(self.callRadio.GetValue(),
self.rhoCheck.IsChecked(), self.differenceCheck.IsChecked(), self.effectCheck.IsChecked())
self.risidual = self.fileReader.getRisidualValues(self.callRadio.GetValue(), self.risidualCheck.IsChecked(),
self.differenceCheck.IsChecked(), self.effectCheck.IsChecked())
self.Plot_Data()
def onDifferenceCheck(self, event=None):
if self.fillCheck.IsChecked():
self.fillCheck.SetValue(False)
self.viewFill = False
# reload and replot data
self.delta = self.fileReader.getDeltaValues(self.callRadio.GetValue(),
self.deltaCheck.IsChecked(), self.differenceCheck.IsChecked(), self.effectCheck.IsChecked())
self.gamma = self.fileReader.getGammaValues(self.callRadio.GetValue(),
self.gammaCheck.IsChecked(), self.differenceCheck.IsChecked(), self.effectCheck.IsChecked())
# self.vega = self.fileReader.getVegaValues(self.callRadio.GetValue(),
# self.vegaCheck.IsChecked(), self.differenceCheck.IsChecked(), self.effectCheck.IsChecked())
self.theta = self.fileReader.getThetaValues(self.callRadio.GetValue(),
self.thetaCheck.IsChecked(), self.differenceCheck.IsChecked(), self.effectCheck.IsChecked())
self.rho = self.fileReader.getRhoValues(self.callRadio.GetValue(),
self.rhoCheck.IsChecked(), self.differenceCheck.IsChecked(), self.effectCheck.IsChecked())
self.risidual = self.fileReader.getRisidualValues(self.callRadio.GetValue(), self.risidualCheck.IsChecked(),
self.differenceCheck.IsChecked(), self.effectCheck.IsChecked())
self.Plot_Data()
def onStockSlider(self, event=None):
self.statusbar.SetStatusText("Stock price bump: "+str(self.stockSlider.GetValue()))
self.stock_bump = self.stockSlider.GetValue()-1
self.Plot_Data()
def onRateSlider(self, event=None):
self.statusbar.SetStatusText("Interest Rate bump: "+str(self.rateSlider.GetValue()))
self.rate_bump = self.rateSlider.GetValue()-1
self.Plot_Data()
def onVolatilSlider(self, event=None):
self.statusbar.SetStatusText("Volatility bump: "+str(self.volatilSlider.GetValue()))
self.volitile_bump = self.volatilSlider.GetValue()-1
self.Plot_Data()
def ontimeStepSlider(self, event=None):
self.statusbar.SetStatusText("Time step bump: "+str(self.timeStepSlider.GetValue()))
self.time_bump = self.timeStepSlider.GetValue()-1
self.Plot_Data()
self.Plot_Data()
""" Graph plotting methods """
def clearPlots(self):
""" Clear all graphs and plots for next draw """
for a in self.fig.axes:
self.fig.delaxes(a)
def Plotter_2D_general(self, axes):
# plot option price graph
temp_option_price = []
if len(self.option_price) > 0:
temp_option_price = numpy.array(map(float, self.option_price[self.stock_bump]))
if len(self.option_price) > 0:
axes.plot(self.time, self.option_price[self.stock_bump], color='black')
# stagger plot effects of greeks
temp_delta = []
temp_gamma = []
temp_theta = []
temp_rho = []
temp_risidual = []
if len(self.delta) > 0:
temp_delta = numpy.array(self.delta[self.stock_bump])
if len(self.gamma) > 0:
temp_gamma = numpy.array(self.gamma[self.stock_bump])
if len(self.rho) > 0:
temp_rho = numpy.array(self.rho[self.rate_bump])
if len(self.theta) > 0:
temp_theta = numpy.array(self.theta[self.time_bump])
if len(self.risidual) > 0:
temp_risidual = numpy.array(self.risidual[self.stock_bump])
if not self.differenceCheck.IsChecked() and len(temp_option_price) > 0:
for t in self.time:
greeks_below = []
greeks_above = [] # above/below option price
if t < 30:
# sort arrays
if len(temp_delta) > 0:
if temp_delta[t+1] > temp_option_price[t+1]:
greeks_above.append([temp_delta[t:t+2], 'delta'])
else:
greeks_below.append([temp_delta[t:t+2], 'delta'])
if len(temp_gamma) > 0:
if temp_gamma[t+1] > temp_option_price[t+1]:
greeks_above.append([temp_gamma[t:t+2], 'gamma'])
else:
greeks_below.append([temp_gamma[t:t+2], 'gamma'])
if len(temp_theta) > 0:
if temp_theta[t+1] > temp_option_price[t+1]:
greeks_above.append([temp_theta[t:t+2], 'theta'])
else:
greeks_below.append([temp_theta[t:t+2], 'theta'])
if len(temp_rho) > 0:
if temp_rho[t+1] > temp_option_price[t+1]:
greeks_above.append([temp_rho[t:t+2], 'rho'])
else:
greeks_below.append([temp_rho[t:t+2], 'rho'])
if len(temp_risidual) > 0:
if temp_risidual[t+1] > temp_option_price[t+1]:
greeks_above.append([temp_risidual[t:t+2], 'risidual'])
else:
greeks_below.append([temp_risidual[t:t+2], 'risidual'])
temp_time = numpy.arange(t, t+2, 1)
greeks_above = sorted(greeks_above, key=lambda tup: tup[0][1])
greeks_below = sorted(greeks_below, key=lambda tup: tup[0][1], reverse=True)
# PLOT stagger greek effects
temp_time = numpy.arange(t, t+2, 1)
temp1 = numpy.array(temp_option_price[t:t+2])
# print(t, greeks_below, greeks_above)
for g in greeks_above:
# print(t)
temp2 = numpy.array([temp_option_price[t], g[0][1]])
if self.viewFill and len(self.option_price) > 0:
if g[1] == 'delta':
axes.fill_between(temp_time, temp2, temp1, color='blue')
if g[1] == 'gamma':
axes.fill_between(temp_time, temp2, temp1, color='cyan')
if g[1] == 'theta':
axes.fill_between(temp_time, temp2, temp1, color='green')
if g[1] == 'rho':
axes.fill_between(temp_time, temp2, temp1, color='darkorange')
if g[1] == 'risidual':
axes.fill_between(temp_time, temp2, temp1, color='purple')
if g[1] == 'delta':
axes.plot(temp_time, temp2, label="Delta", color='blue')
if g[1] == 'gamma':
axes.plot(temp_time, temp2, label="Gamma", color='cyan')
if g[1] == 'theta':
axes.plot(temp_time, temp2, label="Theta", color='green')
if g[1] == 'rho':
axes.plot(temp_time, temp2, label="Rho", color='darkorange')
if g[1] == 'risidual':
axes.plot(temp_time, temp2, label="risidual", color='purple')
temp1 = temp2
temp1 = numpy.array(temp_option_price[t:t+2])
for g in greeks_below:
temp2 = numpy.array([temp_option_price[t], g[0][1]])
if self.viewFill and len(self.option_price) > 0:
if g[1] == 'delta':
axes.fill_between(temp_time, temp2, temp1, color='blue')
if g[1] == 'gamma':
axes.fill_between(temp_time, temp2, temp1, color='cyan')
if g[1] == 'theta':
axes.fill_between(temp_time, temp2, temp1, color='green')
if g[1] == 'rho':
axes.fill_between(temp_time, temp2, temp1, color='darkorange')
if g[1] == 'risidual':
axes.fill_between(temp_time, temp2, temp1, color='purple')
if g[1] == 'delta':
axes.plot(temp_time, temp2, label="Delta", color='blue')
if g[1] == 'gamma':
axes.plot(temp_time, temp2, label="Gamma", color='cyan')
if g[1] == 'theta':
axes.plot(temp_time, temp2, label="Theta", color='green')
if g[1] == 'rho':
axes.plot(temp_time, temp2, label="Rho", color='darkorange')
if g[1] == 'risidual':
axes.plot(temp_time, temp2, label="risidual", color='purple')
temp1 = temp2
else:
# plot difference between greeks and option price
if len(self.delta) > 0:
axes.plot(self.delta[self.stock_bump], color='blue')
if len(self.gamma) > 0:
axes.plot(self.gamma[self.stock_bump], color='cyan')
# if len(self.vega) > 0:
# axes.plot(self.vega[self.volitile_bump], label="Vega", color='yellow')
if len(self.theta) > 0:
axes.plot(self.time, self.theta[self.time_bump], color='green')
if len(self.rho) > 0:
axes.plot(self.time, self.rho[self.rate_bump], color='darkorange')
if len(self.risidual) > 0:
axes.plot(self.time, self.risidual[self.stock_bump], color='purple')
if self.viewLegend:
# use proxy artist
plot_op = Line2D([], [], linewidth=3, color="black")
plot_delta = Line2D([], [], linewidth=3, color="royalblue")
plot_gamma = Line2D([], [], linewidth=3, color="cyan")
plot_theta = Line2D([], [], linewidth=3, color="green")
plot_rho = Line2D([], [], linewidth=3, color="darkorange")
plot_risidual = Line2D([], [], linewidth=3, color="purple")
# Shink current axis by 15%
box = axes.get_position()
axes.set_position([box.x0, box.y0, box.width * 0.88, box.height])
# Put a legend to the right of the current axis
axes.legend([plot_op, plot_delta, plot_gamma, plot_theta, plot_rho, plot_risidual], ['Option Price', 'Delta', 'Gamma', 'Theta', 'Rho', 'Residual'],
loc='center left', bbox_to_anchor=(1, 0.5), prop={'size':8})
def Plot_Data(self):
if self.current_view == 1:
self.Plot_Data_advanced()
elif self.current_view == 2:
self.Plot_Data_3D()
elif self.current_view == 0:
""" Basic 2D graph plotter """
self.clearPlots()
self.axes = self.fig.add_subplot(111) # can use add_axes, but then nav-toolbar would not work
self.axes.set_xlim(0, 30)
self.axes.grid(self.viewGrid)
self.Plotter_2D_general(self.axes)
# set caption and axes labels
self.axes.set_xlabel('Time (Daily)')
if self.effectCheck.IsChecked():
self.axes.set_ylabel('Price (Rands)')
if hasattr(self, 'title'):
self.title.set_text('Option Prices and breakdown of the effects of Greeks')
else:
self.title = self.fig.suptitle('Option Prices and breakdown of the effects of Greeks')
else:
self.axes.set_ylabel('Greek Value')
if hasattr(self, 'title'):
self.title.set_text('Raw Greek values not in terms of option price')
else:
self.title = self.fig.suptitle('Greek values not in terms of option price')
self.canvas.draw()
def Plot_Data_advanced(self):
""" Advanced 2D plotter """
self.clearPlots()
self.axes2 = self.fig.add_subplot(212)
self.axes = self.fig.add_subplot(211, sharex=self.axes2)
self.axes.set_xlim(0, 30)
self.axes.grid(self.viewGrid)
self.axes2.grid(self.viewGrid)
self.Plotter_2D_general(self.axes)
# plot strike price and stock price curve
if self.strike_price > 0:
self.axes2.plot([0, 30], [self.strike_price, self.strike_price], label="Strike Price", color='red')
# plot stock price curve
temp_stock_price = numpy.array(self.stock_price)
if len(temp_stock_price) > 0:
self.axes2.plot(self.time, temp_stock_price, label="Stock Price", color='blue')
# set limits for x and y axes
# self.axes2.set_xlim(self.time_span_fill[0], self.time_span_fill[-1])
# self.axes2.set_ylim(min(p, key=float), max(p, key=float))
# set caption and axes labels
self.axes2.set_xlabel('Time (Daily)')
self.axes2.set_ylabel('Price (Rands)')
if self.effectCheck.IsChecked():
self.axes.set_ylabel('Price (Rands)')
if hasattr(self, 'title'):
self.title.set_text('Option Prices and breakdown of the effects of Greeks')
else:
self.title = self.fig.suptitle('Option Prices and breakdown of the effects of Greeks')
else:
self.axes.set_ylabel('Greek Value')
if hasattr(self, 'title'):
self.title.set_text('Raw Greek values not in terms of option price')
else:
self.title = self.fig.suptitle('Greek values not in terms of option price')
# set useblit True on gtkagg for enhanced performance
# self.span = SpanSelector(self.axes, self.onselect, 'horizontal', useblit=True, rectprops=dict(alpha=0.5, facecolor='red'))
if self.viewLegend:
# Shink current axis by 15%
box = self.axes2.get_position()
self.axes2.set_position([box.x0, box.y0, box.width * 0.88, box.height])
# Put a legend to the right of the current axis
self.axes2.legend(loc='center left', bbox_to_anchor=(1, 0.5), prop={'size':8})
self.canvas.draw()
def Plot_Data_3D(self):
""" Advanced 3D plotter """
# plot graphs
self.clearPlots()
self.axes = self.fig.add_subplot(111, projection='3d') # can use add_axes, but then nav-toolbar would not work
self.axes.grid(self.viewGrid)
b = numpy.arange(0, 9, 1)
X2D, Y2D = numpy.meshgrid(self.time, b)
Z2D = None
# plot option price surface
if len(self.option_price) > 0:
Z2D = [[float(string) for string in inner] for inner in self.option_price]
surf = self.axes.plot_surface(X2D, Y2D, Z2D, rstride=1, cstride=1,
antialiased=False, alpha=0.75, cmap=cm.afmhot, zorder=0.5) #cm.coolwarm, cm.winter, cm.autumn
cbar = self.fig.colorbar(surf, shrink=0.5, aspect=5)
cbar.set_label('Option Price', rotation=90)
### TODO - mayavi ###
# X2D, Y2D = numpy.mgrid[self.time, b]
# print(X2D)
# s = mlab.surf(Z2D)
# mlab.show()
# plot greek surfaces
if len(self.delta) > 0:
Z2D = [[float(string) for string in inner] for inner in self.delta]
self.axes.plot_surface(X2D, Y2D, Z2D, rstride=1, cstride=1,
antialiased=False, alpha=0.75, color='blue')
if len(self.gamma) > 0:
Z2D = [[float(string) for string in inner] for inner in self.gamma]
self.axes.plot_surface(X2D, Y2D, Z2D, rstride=1, cstride=1,
antialiased=False, alpha=0.75, color='cyan')
if len(self.theta) > 0:
Z2D = [[float(string) for string in inner] for inner in self.theta]
self.axes.plot_surface(X2D, Y2D, Z2D, rstride=1, cstride=1,
antialiased=False, alpha=0.75, color='green')
if len(self.rho) > 0:
Z2D = [[float(string) for string in inner] for inner in self.rho]
self.axes.plot_surface(X2D, Y2D, Z2D, rstride=1, cstride=1,
antialiased=False, alpha=0.75, color='orange')
# if len(self.vega) > 0:
# Z2D = [[float(string) for string in inner] for inner in self.vega]
# self.axes.plot_surface(X2D, Y2D, Z2D, rstride=1, cstride=1,
# antialiased=False, alpha=0.75, color='aqua')
if len(self.risidual) > 0:
Z2D = [[float(string) for string in inner] for inner in self.risidual]
self.axes.plot_surface(X2D, Y2D, Z2D, rstride=1, cstride=1,
antialiased=False, alpha=0.75, color='rosybrown')
if Z2D != None:
# cset1 = self.axes.contourf(X2D, Y2D, Z2D, zdir='z', offset=300, cmap=cm.afmhot)
self.axes.contourf(X2D, Y2D, Z2D, zdir='x', offset=0, cmap=cm.coolwarm)
self.axes.contour(X2D, Y2D, Z2D, zdir='y', offset=-0.3, cmap=cm.winter)
# cset = self.axes.contour(X2D, Y2D, Z2D, zdir='y', offset=10, cmap=cm.afmhot)
# cbar = self.fig.colorbar(cset1, shrink=0.7, aspect=3)
# cbar = self.fig.colorbar(cset2, shrink=0.7, aspect=3)
# cbar = self.fig.colorbar(cset3, shrink=0.5, aspect=5)
# cbar.set_label('Option Proce', rotation=90)
# set captions and axis labels
self.axes.set_xlabel('Time (Days)')
self.axes.set_xlim(0, 35)
self.axes.set_ylabel('Bump Size')
#~ self.axes.set_ylim(-3, 8)
# self.axes.set_zlabel('Price (Rands)')
# ~ self.axes.set_zlim(-100, 100)
if self.effectCheck.IsChecked():
if self.differenceCheck.IsChecked():
self.axes.set_zlabel('Greek Value')
else:
self.axes.set_zlabel('Price (Rands)')
if hasattr(self, 'title'):
self.title.set_text('Option Prices and breakdown of the effects of Greeks')
else:
self.title = self.fig.suptitle('Option Prices and breakdown of the effects of Greeks')
else:
self.axes.set_zlabel('Greek Value')
if hasattr(self, 'title'):
self.title.set_text('Raw Greek values not in terms of option price')
else:
self.title = self.fig.suptitle('Greek values not in terms of option price')
self.canvas.draw()