fixed: plot does not display on Windows at program launch (troubleshooting issue 1)
authorillysam <devnull@localhost>
Fri, 7 Aug 2009 13:21:48 +0000 (13:21 +0000)
committerillysam <devnull@localhost>
Fri, 7 Aug 2009 13:21:48 +0000 (13:21 +0000)
fixed: driver tries to open a directory (issue 15)

hooke.py
hooke_cli.py

index 3a90baa85b853aa648345e0ec1dcea24e97014e2..21cd50993ef8f83a3396e52cfa98618770a78abf 100755 (executable)
--- a/hooke.py
+++ b/hooke.py
-#!/usr/bin/env python
-
-'''
-HOOKE - A force spectroscopy review & analysis tool
-
-(C) 2008 Massimo Sandal
-
-Copyright (C) 2008 Massimo Sandal (University of Bologna, Italy).
-
-This program is released under the GNU General Public License version 2.
-'''
-
-from libhooke import HOOKE_VERSION
-from libhooke import WX_GOOD
-
-import os
-
-import wxversion
-wxversion.select(WX_GOOD)
-import wx
-import wxmpl
-from wx.lib.newevent import NewEvent
-
-import matplotlib.numerix as nx
-import scipy as sp
-
-from threading import *
-import Queue
-
-from hooke_cli import HookeCli
-from libhooke import *
-import libhookecurve as lhc
-
-#import file versions, just to know with what we're working...
-from hooke_cli import __version__ as hookecli_version
-
-global __version__
-global events_from_gui
-global config
-global CLI_PLUGINS
-global GUI_PLUGINS
-global LOADED_PLUGINS
-global PLOTMANIP_PLUGINS
-global FILE_DRIVERS
-
-__version__=HOOKE_VERSION[0]
-__release_name__=HOOKE_VERSION[1]
-
-events_from_gui=Queue.Queue() #GUI ---> CLI COMMUNICATION
-
-print 'Starting Hooke.'
-#CONFIGURATION FILE PARSING
-config_obj=HookeConfig()
-config=config_obj.load_config('hooke.conf')
-
-#IMPORTING PLUGINS
-
-CLI_PLUGINS=[]
-GUI_PLUGINS=[]
-PLOTMANIP_PLUGINS=[]
-LOADED_PLUGINS=[]
-
-plugin_commands_namespaces=[]
-plugin_gui_namespaces=[]
-for plugin_name in config['plugins']:
-    try:
-        plugin=__import__(plugin_name)
-        try:
-            eval('CLI_PLUGINS.append(plugin.'+plugin_name+'Commands)') #take Command plugin classes
-            plugin_commands_namespaces.append(dir(eval('plugin.'+plugin_name+'Commands')))
-        except:
-            pass
-        try:
-            eval('GUI_PLUGINS.append(plugin.'+plugin_name+'Gui)') #take Gui plugin classes
-            plugin_gui_namespaces.append(dir(eval('plugin.'+plugin_name+'Gui')))
-        except:
-            pass
-    except ImportError:
-        print 'Cannot find plugin ',plugin_name
-    else:
-        LOADED_PLUGINS.append(plugin_name)
-        print 'Imported plugin ',plugin_name
-      
-#eliminate names common to all namespaces
-for i in range(len(plugin_commands_namespaces)):
-    plugin_commands_namespaces[i]=[item for item in plugin_commands_namespaces[i] if (item != '__doc__' and item != '__module__' and item != '_plug_init')]
-#check for conflicts in namespaces between plugins
-#FIXME: only in commands now, because I don't have Gui plugins to check
-#FIXME: how to check for plugin-defined variables (self.stuff) ??
-plugin_commands_names=[]
-whatplugin_defines=[]
-plugin_gui_names=[]
-for namespace,plugin_name in zip(plugin_commands_namespaces, config['plugins']):
-    for item in namespace:
-        if item in plugin_commands_names:
-            i=plugin_commands_names.index(item) #we exploit the fact index gives the *first* occurrence of a name...
-            print 'Error. Plugin ',plugin_name,' defines a function already defined by ',whatplugin_defines[i],'!'
-            print 'This should not happen. Please disable one or both plugins and contact the plugin authors to solve the conflict.'
-            print 'Hooke cannot continue.'
-            exit()
-        else:
-            plugin_commands_names.append(item)
-            whatplugin_defines.append(plugin_name)
-    
-
-config['loaded_plugins']=LOADED_PLUGINS #FIXME: kludge -this should be global but not in config!
-#IMPORTING DRIVERS
-#FIXME: code duplication
-FILE_DRIVERS=[]
-LOADED_DRIVERS=[]
-for driver_name in config['drivers']:
-    try:
-        driver=__import__(driver_name)
-        try:
-            eval('FILE_DRIVERS.append(driver.'+driver_name+'Driver)')
-        except:
-            pass
-    except ImportError:
-        print 'Cannot find driver ',driver_name
-    else:
-        LOADED_DRIVERS.append(driver_name)
-        print 'Imported driver ',driver_name
-config['loaded_drivers']=LOADED_DRIVERS
-
-#LIST OF CUSTOM WX EVENTS FOR CLI ---> GUI COMMUNICATION
-#FIXME: do they need to be here?
-list_of_events={}
-
-plot_graph, EVT_PLOT = NewEvent()
-list_of_events['plot_graph']=plot_graph
-
-plot_contact, EVT_PLOT_CONTACT = NewEvent()
-list_of_events['plot_contact']=plot_contact
-
-measure_points, EVT_MEASURE_POINTS = NewEvent()
-list_of_events['measure_points']=measure_points
-
-export_image, EVT_EXPORT_IMAGE = NewEvent()
-list_of_events['export_image']=export_image
-
-close_plot, EVT_CLOSE_PLOT = NewEvent()
-list_of_events['close_plot'] = close_plot
-
-show_plots, EVT_SHOW_PLOTS = NewEvent()
-list_of_events['show_plots'] = show_plots
-
-get_displayed_plot, EVT_GET_DISPLAYED_PLOT = NewEvent()
-list_of_events['get_displayed_plot'] = get_displayed_plot
-#------------
-
-class CliThread(Thread):
-    
-    def __init__(self,frame,list_of_events):
-        Thread.__init__(self)
-        
-        #here we have to put temporary references to pass to the cli object.
-        self.frame=frame
-        self.list_of_events=list_of_events
-       
-       self.debug=0 #to be used in the future
-        
-    def run(self):
-        print '\n\nThis is Hooke, version',__version__ , __release_name__
-       print
-        print '(c) Massimo Sandal & others, 2006-2008. Released under the GNU Lesser General Public License Version 3'
-        print 'Hooke is Free software.'
-        print '----'
-        print ''
-
-        def make_command_class(*bases):
-            #FIXME: perhaps redundant
-            return type(HookeCli)("HookeCliPlugged", bases + (HookeCli,), {})
-        cli = make_command_class(*CLI_PLUGINS)(self.frame,self.list_of_events,events_from_gui,config,FILE_DRIVERS)
-        cli.cmdloop()
-        
-'''
-GUI CODE
-
-FIXME: put it in a separate module in the future?
-'''
-class MainMenuBar(wx.MenuBar):
-    '''
-    Creates the menu bar
-    '''
-    def __init__(self):
-        wx.MenuBar.__init__(self)
-        '''the menu description. the key of the menu is XX&Menu, where XX is a number telling
-        the order of the menus on the menubar.
-        &Menu is the Menu text
-        the corresponding argument is ('&Item', 'itemname'), where &Item is the item text and itemname
-        the inner reference to use in the self.menu_items dictionary.
-        
-        See create_menus() to see how it works
-        
-        Note: the mechanism on page 124 of "wxPython in Action" is less awkward, maybe, but I want
-        binding to be performed later. Perhaps I'm wrong :)
-        ''' 
-        
-        self.menu_desc={'00&File':[('&Open playlist','openplaymenu'),('&Exit','exitmenu')], 
-        '01&Edit':[('&Export text...','exporttextmenu'),('&Export image...','exportimagemenu')],
-        '02&Help':[('&About Hooke','aboutmenu')]}
-        self.create_menus()
-        
-    def create_menus(self):
-        '''
-        Smartish routine to create the menu from the self.menu_desc dictionary
-        Hope it's a workable solution for the future.
-        '''
-        self.menus=[] #the menu objects to append to the menubar
-        self.menu_items={} #the single menu items dictionary, to bind to events
-        
-        names=self.menu_desc.keys() #we gotta sort, because iterating keys goes in odd order
-        names.sort()
-        
-        for name in names:
-            self.menus.append(wx.Menu())
-            for menu_item in self.menu_desc[name]:
-                self.menu_items[menu_item[1]]=self.menus[-1].Append(-1, menu_item[0])
-        
-        for menu,name in zip(self.menus,names):
-            self.Append(menu,name[2:])
-
-class MainPanel(wx.Panel):
-    def __init__(self,parent,id):  
-       
-       wx.Panel.__init__(self,parent,id)
-       self.splitter = wx.SplitterWindow(self)
-       
-ID_FRAME=100        
-class MainWindow(wx.Frame):
-        '''we make a frame inheriting wx.Frame and setting up things on the init'''
-        def __init__(self,parent,id,title):
-            
-            #-----------------------------
-            #WX WIDGETS INITIALIZATION
-            
-            wx.Frame.__init__(self,parent,ID_FRAME,title,size=(800,600),style=wx.DEFAULT_FRAME_STYLE|wx.NO_FULL_REPAINT_ON_RESIZE)
-            
-            self.mainpanel=MainPanel(self,-1)
-            self.cpanels=[]
-            
-            self.cpanels.append(wx.Panel(self.mainpanel.splitter,-1))
-            self.cpanels.append(wx.Panel(self.mainpanel.splitter,-1))
-                       
-            self.statusbar=wx.StatusBar(self,-1)
-            self.SetStatusBar(self.statusbar)
-            
-            self.mainmenubar=MainMenuBar()
-            self.SetMenuBar(self.mainmenubar)
-            
-            self.controls=[]
-            self.figures=[]
-            self.axes=[]
-            
-            #This is our matplotlib plot
-            self.controls.append(wxmpl.PlotPanel(self.cpanels[0],-1))
-            self.controls.append(wxmpl.PlotPanel(self.cpanels[1],-1))
-            #These are our figure and axes, so to have easy references
-            #Also, we initialize
-            self.figures=[control.get_figure() for control in self.controls]
-            self.axes=[figure.gca() for figure in self.figures]
-            
-            self.cpanels[1].Hide()
-            self.mainpanel.splitter.Initialize(self.cpanels[0])
-                                   
-            self.sizer_dance() #place/size the widgets
-            
-            self.controls[0].SetSize(self.cpanels[0].GetSize())
-            self.controls[1].SetSize(self.cpanels[1].GetSize())
-            
-            #-------------------------------------------
-            #NON-WX WIDGETS INITIALIZATION
-            
-            #Flags.
-            self.click_plot=0
-                        
-            #FIXME: These could become a single flag with different (string?) values
-            #self.on_measure_distance=False
-            #self.on_measure_force=False
-            
-            self.plot_fit=False
-            
-            #Number of points to be clicked
-            self.num_of_points = 2
-            
-            #Data.
-            '''
-            self.current_x_ext=[[],[]]
-            self.current_y_ext=[[],[]]
-            self.current_x_ret=[[],[]]
-            self.current_y_ret=[[],[]]
-            
-            
-            self.current_x_unit=[None,None]
-            self.current_y_unit=[None,None]
-            '''
-                        
-            #Initialize xaxes, yaxes
-            #FIXME: should come from config
-            self.current_xaxes=0
-            self.current_yaxes=0
-            
-            #Other
-            
-            
-            self.index_buffer=[]
-                        
-            self.clicked_points=[]
-            
-            self.measure_set=None
-            
-            self.events_from_gui = events_from_gui
-            
-            '''
-            This dictionary keeps all the flags and the relative functon names that
-            have to be called when a point is clicked.
-            That is:
-            - if point is clicked AND foo_flag=True
-            - foo()
-            
-            Conversely, foo_flag is True if a corresponding event is launched by the CLI.
-            
-            self.ClickedPoints() takes care of handling this
-            '''
-            
-            self.click_flags_functions={'measure_points':[False, 'MeasurePoints']}
-            
-            #Binding of custom events from CLI --> GUI functions!                       
-            #FIXME: Should use the self.Bind() syntax
-            EVT_PLOT(self, self.PlotCurve)
-            EVT_PLOT_CONTACT(self, self.PlotContact)
-            EVT_GET_DISPLAYED_PLOT(self, self.OnGetDisplayedPlot)
-            EVT_MEASURE_POINTS(self, self.OnMeasurePoints)
-            EVT_EXPORT_IMAGE(self,self.ExportImage)
-            EVT_CLOSE_PLOT(self, self.OnClosePlot)
-            EVT_SHOW_PLOTS(self, self.OnShowPlots)
-                                                
-            #This event and control decide what happens when I click on the plot 0.
-            wxmpl.EVT_POINT(self, self.controls[0].GetId(), self.ClickPoint0)
-            wxmpl.EVT_POINT(self, self.controls[1].GetId(), self.ClickPoint1)
-            
-            #RUN PLUGIN-SPECIFIC INITIALIZATION
-            #make sure we execute _plug_init() for every command line plugin we import
-            for plugin_name in config['plugins']:
-                try:
-                    plugin=__import__(plugin_name)
-                    try:
-                        eval('plugin.'+plugin_name+'Gui._plug_init(self)')
-                        pass
-                    except AttributeError:
-                        pass
-                except ImportError:
-                    pass
-            
-            
-        
-        #WX-SPECIFIC FUNCTIONS
-        def sizer_dance(self):
-            '''
-            adjust size and placement of wxpython widgets.
-            '''
-            self.splittersizer = wx.BoxSizer(wx.VERTICAL)
-            self.splittersizer.Add(self.mainpanel.splitter, 1, wx.EXPAND)
-            
-            self.plot1sizer = wx.BoxSizer()
-            self.plot1sizer.Add(self.controls[0], 1, wx.EXPAND)
-                        
-            self.plot2sizer = wx.BoxSizer()
-            self.plot2sizer.Add(self.controls[1], 1, wx.EXPAND)
-            
-            self.panelsizer=wx.BoxSizer()
-            self.panelsizer.Add(self.mainpanel, -1, wx.EXPAND)
-                       
-            self.cpanels[0].SetSizer(self.plot1sizer)
-            self.cpanels[1].SetSizer(self.plot2sizer)
-            
-            self.mainpanel.SetSizer(self.splittersizer)
-            self.SetSizer(self.panelsizer)
-            
-        def binding_dance(self):
-            self.Bind(wx.EVT_MENU, self.OnOpenPlayMenu, self.menubar.menu_items['openplaymenu'])
-            self.Bind(wx.EVT_MENU, self.OnExitMenu, self.menubar.menu_items['exitmenu'])
-            self.Bind(wx.EVT_MENU, self.OnExportText, self.menubar.menu_items['exporttextmenu'])
-            self.Bind(wx.EVT_MENU, self.OnExportImage, self.menubar.menu_items['exportimagemenu'])
-            self.Bind(wx.EVT_MENU, self.OnAboutMenu, self.menubar.menu_items['aboutmenu'])
-        
-        # DOUBLE PLOT MANAGEMENT
-        #----------------------
-        def show_both(self):
-            '''
-            Shows both plots.
-            '''
-            self.mainpanel.splitter.SplitHorizontally(self.cpanels[0],self.cpanels[1])
-            self.mainpanel.splitter.SetSashGravity(0.5)
-            self.mainpanel.splitter.SetSashPosition(300) #FIXME: we should get it and restore it
-            self.mainpanel.splitter.UpdateSize()
-            
-        def close_plot(self,plot):
-            '''
-            Closes one plot - only if it's open
-            '''
-            if not self.cpanels[plot].IsShown():
-                return
-            if plot != 0:
-                self.current_plot_dest = 0
-            else:
-                self.current_plot_dest = 1
-            self.cpanels[plot].Hide()
-            self.mainpanel.splitter.Unsplit(self.cpanels[plot])
-            self.mainpanel.splitter.UpdateSize()
-            
-                    
-        def OnClosePlot(self,event):
-            self.close_plot(event.to_close)       
-            
-        def OnShowPlots(self,event):
-            self.show_both()
-            
-            
-        #FILE MENU FUNCTIONS
-        #--------------------
-        def OnOpenPlayMenu(self, event):
-            pass 
-           
-        def OnExitMenu(self,event):
-            pass
-        
-        def OnExportText(self,event):
-            pass
-        
-        def OnExportImage(self,event):
-            pass
-        
-        def OnAboutMenu(self,event):
-            pass
-            
-        #PLOT INTERACTION    
-        #----------------                        
-        def PlotCurve(self,event):
-            '''
-            plots the current ext,ret curve.
-            '''
-            dest=0
-            
-            #FIXME: BAD kludge following. There should be a well made plot queue mechanism, with replacements etc.
-            #---
-            #If we have only one plot in the event, we already have one in self.plots and this is a secondary plot,
-            #do not erase self.plots but append the new plot to it.
-            if len(event.plots) == 1 and event.plots[0].destination != 0 and len(self.plots) == 1:
-                self.plots.append(event.plots[0])
-            #if we already have two plots and a new secondary plot comes, we substitute the previous
-            if len(event.plots) == 1 and event.plots[0].destination != 0 and len(self.plots) > 1:
-                self.plots[1] = event.plots[0]
-            else:
-                self.plots = event.plots
-            
-            #FIXME. Should be in PlotObject, somehow
-            c=0
-            for plot in self.plots:
-                if self.plots[c].styles==[]:
-                    self.plots[c].styles=[None for item in plot.vectors] 
-                if self.plots[c].colors==[]:
-                    self.plots[c].colors=[None for item in plot.vectors] 
-            
-            for plot in self.plots:
-                '''
-                MAIN LOOP FOR ALL PLOTS (now only 2 are allowed but...)
-                '''
-                if 'destination' in dir(plot):
-                    dest=plot.destination
-                
-                #if the requested panel is not shown, show it
-                if not ( self.cpanels[dest].IsShown() ):
-                    self.show_both()
-            
-                self.axes[dest].hold(False)
-                self.current_vectors=plot.vectors
-                self.current_title=plot.title
-                self.current_plot_dest=dest #let's try this way to take into account the destination plot...
-                
-                c=0
-                            
-                if len(plot.colors)==0:
-                    plot.colors=[None] * len(plot.vectors)
-                if len(plot.styles)==0:
-                    plot.styles=[None] * len(plot.vectors)     
-                
-                for vectors_to_plot in self.current_vectors: 
-                    if plot.styles[c]=='scatter':
-                        if plot.colors[c]==None:
-                            self.axes[dest].scatter(vectors_to_plot[0], vectors_to_plot[1])
-                        else:
-                            self.axes[dest].scatter(vectors_to_plot[0], vectors_to_plot[1],color=plot.colors[c])
-                    else:
-                        if plot.colors[c]==None:
-                            self.axes[dest].plot(vectors_to_plot[0], vectors_to_plot[1])
-                        else:
-                            self.axes[dest].plot(vectors_to_plot[0], vectors_to_plot[1], color=plot.colors[c])
-                    self.axes[dest].hold(True)
-                    c+=1
-                    
-                '''
-                for vectors_to_plot in self.current_vectors:
-                    if len(vectors_to_plot)==2: #3d plots are to come...
-                        if len(plot.styles) > 0 and plot.styles[c] == 'scatter':
-                            self.axes[dest].scatter(vectors_to_plot[0],vectors_to_plot[1])
-                        elif len(plot.styles) > 0 and plot.styles[c] == 'scatter_red':
-                            self.axes[dest].scatter(vectors_to_plot[0],vectors_to_plot[1],color='red')
-                        else:
-                            self.axes[dest].plot(vectors_to_plot[0],vectors_to_plot[1])
-                            
-                        self.axes[dest].hold(True)
-                        c+=1
-                    else:
-                        pass
-                '''               
-                #FIXME: tackles only 2d plots
-                self.axes[dest].set_xlabel(plot.units[0])
-                self.axes[dest].set_ylabel(plot.units[1])
-                                
-                #FIXME: set smaller fonts
-                self.axes[dest].set_title(plot.title)
-                           
-                if plot.xaxes: 
-                    #swap X axis
-                    xlim=self.axes[dest].get_xlim()
-                    self.axes[dest].set_xlim((xlim[1],xlim[0])) 
-                if plot.yaxes:
-                    #swap Y axis
-                    ylim=self.axes[dest].get_ylim()        
-                    self.axes[dest].set_ylim((ylim[1],ylim[0])) 
-                
-                self.controls[dest].draw()
-            
-            
-        def PlotContact(self,event):
-            '''
-            plots the contact point
-            DEPRECATED!
-            '''
-            self.axes[0].hold(True)
-            self.current_contact_index=event.contact_index
-            
-            #now we fake a clicked point 
-            self.clicked_points.append(ClickedPoint())
-            self.clicked_points[-1].absolute_coords=self.current_x_ret[dest][self.current_contact_index], self.current_y_ret[dest][self.current_contact_index]
-            self.clicked_points[-1].is_marker=True    
-            
-            self._replot()
-            self.clicked_points=[]
-            
-        def OnMeasurePoints(self,event):
-            '''
-            trigger flags to measure N points
-            '''
-            self.click_flags_functions['measure_points'][0]=True
-            if 'num_of_points' in dir(event):
-                self.num_of_points=event.num_of_points
-            if 'set' in dir(event):    
-                self.measure_set=event.set            
-        
-        def ClickPoint0(self,event):
-            self.current_plot_dest=0
-            self.ClickPoint(event)
-        def ClickPoint1(self,event):
-            self.current_plot_dest=1
-            self.ClickPoint(event)
-            
-        def ClickPoint(self,event):
-            '''
-            this function decides what to do when we receive a left click on the axes.
-            We trigger other functions:
-            - the action chosen by the CLI sends an event
-            - the event raises a flag : self.click_flags_functions['foo'][0]
-            - the raised flag wants the function in self.click_flags_functions[1] to be called after a click
-            '''
-            for key, value in self.click_flags_functions.items():
-                if value[0]:
-                    eval('self.'+value[1]+'(event)')
-                                      
-
-     
-        def MeasurePoints(self,event,current_set=1):
-            dest=self.current_plot_dest
-            try:
-                current_set=self.measure_set
-            except AttributeError:
-                pass
-            
-            #find the current plot matching the clicked destination
-            plot=self._plot_of_dest()
-            if len(plot.vectors)-1 < current_set: #what happens if current_set is 1 and we have only 1 vector?
-                current_set=current_set-len(plot.vectors)
-                
-            xvector=plot.vectors[current_set][0]
-            yvector=plot.vectors[current_set][1]
-            
-            self.clicked_points.append(ClickedPoint())            
-            self.clicked_points[-1].absolute_coords=event.xdata, event.ydata
-            self.clicked_points[-1].find_graph_coords(xvector,yvector)
-            self.clicked_points[-1].is_marker=True    
-            self.clicked_points[-1].is_line_edge=True
-            self.clicked_points[-1].dest=dest                
-            
-            self._replot()
-            
-            if len(self.clicked_points)==self.num_of_points:
-                self.events_from_gui.put(self.clicked_points)
-                #restore to default state:
-                self.clicked_points=[]
-                self.click_flags_functions['measure_points'][0]=False    
-                
-        
-        def OnGetDisplayedPlot(self,event):
-            if 'dest' in dir(event):
-                self.GetDisplayedPlot(event.dest)
-            else:
-                self.GetDisplayedPlot(self.current_plot_dest)
-            
-        def GetDisplayedPlot(self,dest):
-            '''
-            returns to the CLI the currently displayed plot for the given destination
-            '''
-            displayed_plot=self._plot_of_dest(dest)
-            events_from_gui.put(displayed_plot)
-                
-        def ExportImage(self,event):
-            '''
-            exports an image as a file.
-            Current supported file formats: png, eps
-            (matplotlib docs say that jpeg should be supported too, but with .jpg it doesn't work for me!)
-            '''
-            #dest=self.current_plot_dest
-            dest=event.dest
-            filename=event.name
-            self.figures[dest].savefig(filename)
-               
-        '''
-        def _find_nearest_point(self, mypoint, dataset=1):
-            
-            #Given a clicked point on the plot, finds the nearest point in the dataset (in X) that
-            #corresponds to the clicked point.
-            
-            dest=self.current_plot_dest
-            
-            xvector=plot.vectors[dataset][0]
-            yvector=plot.vectors[dataset][1]
-            
-            #Ye Olde sorting algorithm...
-            #FIXME: is there a better solution?
-            index=0
-            best_index=0
-            best_diff=10^9 #hope we never go over this magic number :(
-            for point in xvector:
-                diff=abs(point-mypoint)
-                if diff<best_diff:
-                    best_index=index
-                    best_diff=diff
-                index+=1
-            
-            return best_index,xvector[best_index],yvector[best_index]
-         '''   
-        
-        def _plot_of_dest(self,dest=None):
-            '''
-            returns the plot that has the current destination
-            '''
-            if dest==None:
-                dest=self.current_plot_dest
-                
-            plot=None
-            for aplot in self.plots:
-                if aplot.destination == dest:
-                    plot=aplot
-            return plot
-            
-        def _replot(self):
-            '''
-            this routine is needed for a fresh clean-and-replot of interface
-            otherwise, refreshing works very badly :(
-            
-            thanks to Ken McIvor, wxmpl author!
-            '''
-            dest=self.current_plot_dest
-            #we get current zoom limits
-            xlim=self.axes[dest].get_xlim()
-            ylim=self.axes[dest].get_ylim()           
-            #clear axes
-            self.axes[dest].cla()
-   
-            #Plot curve:         
-            #find the current plot matching the clicked destination
-            plot=self._plot_of_dest()
-            #plot all superimposed plots 
-            c=0 
-            if len(plot.colors)==0:
-                    plot.colors=[None] * len(plot.vectors)
-            if len(plot.styles)==0:
-                    plot.styles=[None] * len(plot.vectors)     
-            for plotset in plot.vectors: 
-                if plot.styles[c]=='scatter':
-                    if plot.colors[c]==None:
-                        self.axes[dest].scatter(plotset[0], plotset[1])
-                    else:
-                        self.axes[dest].scatter(plotset[0], plotset[1],color=plot.colors[c])
-                else:
-                    if plot.colors[c]==None:
-                        self.axes[dest].plot(plotset[0], plotset[1])
-                    else:
-                        self.axes[dest].plot(plotset[0], plotset[1], color=plot.colors[c])
-                '''    
-                if len(plot.styles) > 0 and plot.styles[c]=='scatter':
-                    self.axes[dest].scatter(plotset[0], plotset[1],color=plot.colors[c])
-                elif len(plot.styles) > 0 and plot.styles[c] == 'scatter_red':
-                    self.axes[dest].scatter(plotset[0],plotset[1],color='red')
-                else:
-                    self.axes[dest].plot(plotset[0], plotset[1])
-                '''
-                c+=1
-            #plot points we have clicked
-            for item in self.clicked_points:
-                if item.is_marker:
-                    if item.graph_coords==(None,None): #if we have no graph coords, we display absolute coords
-                        self.axes[dest].scatter([item.absolute_coords[0]],[item.absolute_coords[1]])
-                    else:
-                        self.axes[dest].scatter([item.graph_coords[0]],[item.graph_coords[1]])               
-                    
-            if self.plot_fit:
-                print 'DEBUGGING WARNING: use of self.plot_fit is deprecated!'
-                self.axes[dest].plot(self.plot_fit[0],self.plot_fit[1])
-                    
-            self.axes[dest].hold(True)      
-            #set old axes again
-            self.axes[dest].set_xlim(xlim)
-            self.axes[dest].set_ylim(ylim)
-            #set title and names again...
-            self.axes[dest].set_title(self.current_title)           
-            self.axes[dest].set_xlabel(plot.units[0])
-            self.axes[dest].set_ylabel(plot.units[1])
-            #and redraw!
-            self.controls[dest].draw()
-            
-
-class MySplashScreen(wx.SplashScreen):
-    """
-    Create a splash screen widget.
-    That's just a fancy addition... every serious application has a splash screen!
-    """
-    def __init__(self, frame):
-        # This is a recipe to a the screen.
-        # Modify the following variables as necessary.
-        #aBitmap = wx.Image(name = "wxPyWiki.jpg").ConvertToBitmap()
-        aBitmap=wx.Image(name='hooke.jpg').ConvertToBitmap()
-        splashStyle = wx.SPLASH_CENTRE_ON_SCREEN | wx.SPLASH_TIMEOUT
-        splashDuration = 2000 # milliseconds
-        splashCallback = None
-        # Call the constructor with the above arguments in exactly the
-        # following order.
-        wx.SplashScreen.__init__(self, aBitmap, splashStyle,
-                                 splashDuration, None, -1)
-        wx.EVT_CLOSE(self, self.OnExit)
-        self.frame=frame
-        wx.Yield()
-
-    def OnExit(self, evt):
-        self.Hide()
-        
-        self.frame.Show()
-        # The program will freeze without this line.
-        evt.Skip()  # Make sure the default handler runs too...
-
-        
-#------------------------------------------------------------------------------
-                
-def main():
-    
-    #save the directory where Hooke is located
-    config['hookedir']=os.getcwd()
-    
-    #now change to the working directory.
-    try:
-        os.chdir(config['workdir'])
-    except OSError:
-        print "Warning: Invalid work directory."
-    
-    app=wx.PySimpleApp()
-       
-    def make_gui_class(*bases):
-            return type(MainWindow)("MainWindowPlugged", bases + (MainWindow,), {})
-            
-    main_frame = make_gui_class(*GUI_PLUGINS)(None, -1, ('Hooke '+__version__))
-       
-    #FIXME. The frame.Show() is called by the splashscreen here! Ugly as hell.
-    
-    mysplash=MySplashScreen(main_frame)
-    mysplash.Show()
-    
-    my_cmdline=CliThread(main_frame, list_of_events)
-    my_cmdline.start()
-        
-    
-    app.MainLoop()
-    
-main()
+#!/usr/bin/env python\r
+\r
+'''\r
+HOOKE - A force spectroscopy review & analysis tool\r
+\r
+(C) 2008 Massimo Sandal\r
+\r
+Copyright (C) 2008 Massimo Sandal (University of Bologna, Italy).\r
+\r
+This program is released under the GNU General Public License version 2.\r
+'''\r
+\r
+from libhooke import HOOKE_VERSION\r
+from libhooke import WX_GOOD\r
+\r
+import os\r
+\r
+import wxversion\r
+wxversion.select(WX_GOOD)\r
+import wx\r
+import wxmpl\r
+from wx.lib.newevent import NewEvent\r
+\r
+import matplotlib.numerix as nx\r
+import scipy as sp\r
+\r
+from threading import *\r
+import Queue\r
+\r
+from hooke_cli import HookeCli\r
+from libhooke import *\r
+import libhookecurve as lhc\r
+\r
+#import file versions, just to know with what we're working...\r
+from hooke_cli import __version__ as hookecli_version\r
+\r
+global __version__\r
+global events_from_gui\r
+global config\r
+global CLI_PLUGINS\r
+global GUI_PLUGINS\r
+global LOADED_PLUGINS\r
+global PLOTMANIP_PLUGINS\r
+global FILE_DRIVERS\r
+\r
+__version__=HOOKE_VERSION[0]\r
+__release_name__=HOOKE_VERSION[1]\r
+\r
+events_from_gui=Queue.Queue() #GUI ---> CLI COMMUNICATION\r
+\r
+print 'Starting Hooke.'\r
+#CONFIGURATION FILE PARSING\r
+config_obj=HookeConfig()\r
+config=config_obj.load_config('hooke.conf')\r
+\r
+#IMPORTING PLUGINS\r
+\r
+CLI_PLUGINS=[]\r
+GUI_PLUGINS=[]\r
+PLOTMANIP_PLUGINS=[]\r
+LOADED_PLUGINS=[]\r
+\r
+plugin_commands_namespaces=[]\r
+plugin_gui_namespaces=[]\r
+for plugin_name in config['plugins']:\r
+    try:\r
+        plugin=__import__(plugin_name)\r
+        try:\r
+            eval('CLI_PLUGINS.append(plugin.'+plugin_name+'Commands)') #take Command plugin classes\r
+            plugin_commands_namespaces.append(dir(eval('plugin.'+plugin_name+'Commands')))\r
+        except:\r
+            pass\r
+        try:\r
+            eval('GUI_PLUGINS.append(plugin.'+plugin_name+'Gui)') #take Gui plugin classes\r
+            plugin_gui_namespaces.append(dir(eval('plugin.'+plugin_name+'Gui')))\r
+        except:\r
+            pass\r
+    except ImportError:\r
+        print 'Cannot find plugin ',plugin_name\r
+    else:\r
+        LOADED_PLUGINS.append(plugin_name)\r
+        print 'Imported plugin ',plugin_name\r
+\r
+#eliminate names common to all namespaces\r
+for i in range(len(plugin_commands_namespaces)):\r
+    plugin_commands_namespaces[i]=[item for item in plugin_commands_namespaces[i] if (item != '__doc__' and item != '__module__' and item != '_plug_init')]\r
+#check for conflicts in namespaces between plugins\r
+#FIXME: only in commands now, because I don't have Gui plugins to check\r
+#FIXME: how to check for plugin-defined variables (self.stuff) ??\r
+plugin_commands_names=[]\r
+whatplugin_defines=[]\r
+plugin_gui_names=[]\r
+for namespace,plugin_name in zip(plugin_commands_namespaces, config['plugins']):\r
+    for item in namespace:\r
+        if item in plugin_commands_names:\r
+            i=plugin_commands_names.index(item) #we exploit the fact index gives the *first* occurrence of a name...\r
+            print 'Error. Plugin ',plugin_name,' defines a function already defined by ',whatplugin_defines[i],'!'\r
+            print 'This should not happen. Please disable one or both plugins and contact the plugin authors to solve the conflict.'\r
+            print 'Hooke cannot continue.'\r
+            exit()\r
+        else:\r
+            plugin_commands_names.append(item)\r
+            whatplugin_defines.append(plugin_name)\r
+\r
+\r
+config['loaded_plugins']=LOADED_PLUGINS #FIXME: kludge -this should be global but not in config!\r
+#IMPORTING DRIVERS\r
+#FIXME: code duplication\r
+FILE_DRIVERS=[]\r
+LOADED_DRIVERS=[]\r
+for driver_name in config['drivers']:\r
+    try:\r
+        driver=__import__(driver_name)\r
+        try:\r
+            eval('FILE_DRIVERS.append(driver.'+driver_name+'Driver)')\r
+        except:\r
+            pass\r
+    except ImportError:\r
+        print 'Cannot find driver ',driver_name\r
+    else:\r
+        LOADED_DRIVERS.append(driver_name)\r
+        print 'Imported driver ',driver_name\r
+config['loaded_drivers']=LOADED_DRIVERS\r
+\r
+#LIST OF CUSTOM WX EVENTS FOR CLI ---> GUI COMMUNICATION\r
+#FIXME: do they need to be here?\r
+list_of_events={}\r
+\r
+plot_graph, EVT_PLOT = NewEvent()\r
+list_of_events['plot_graph']=plot_graph\r
+\r
+plot_contact, EVT_PLOT_CONTACT = NewEvent()\r
+list_of_events['plot_contact']=plot_contact\r
+\r
+measure_points, EVT_MEASURE_POINTS = NewEvent()\r
+list_of_events['measure_points']=measure_points\r
+\r
+export_image, EVT_EXPORT_IMAGE = NewEvent()\r
+list_of_events['export_image']=export_image\r
+\r
+close_plot, EVT_CLOSE_PLOT = NewEvent()\r
+list_of_events['close_plot'] = close_plot\r
+\r
+show_plots, EVT_SHOW_PLOTS = NewEvent()\r
+list_of_events['show_plots'] = show_plots\r
+\r
+get_displayed_plot, EVT_GET_DISPLAYED_PLOT = NewEvent()\r
+list_of_events['get_displayed_plot'] = get_displayed_plot\r
+#------------\r
+\r
+class CliThread(Thread):\r
+\r
+    def __init__(self,frame,list_of_events):\r
+        Thread.__init__(self)\r
+\r
+        #here we have to put temporary references to pass to the cli object.\r
+        self.frame=frame\r
+        self.list_of_events=list_of_events\r
+\r
+        self.debug=0 #to be used in the future\r
+\r
+    def run(self):\r
+        print '\n\nThis is Hooke, version',__version__ , __release_name__\r
+        print\r
+        print '(c) Massimo Sandal & others, 2006-2008. Released under the GNU Lesser General Public License Version 3'\r
+        print 'Hooke is Free software.'\r
+        print '----'\r
+        print ''\r
+\r
+        def make_command_class(*bases):\r
+            #FIXME: perhaps redundant\r
+            return type(HookeCli)("HookeCliPlugged", bases + (HookeCli,), {})\r
+        cli = make_command_class(*CLI_PLUGINS)(self.frame,self.list_of_events,events_from_gui,config,FILE_DRIVERS)\r
+        cli.cmdloop()\r
+\r
+'''\r
+GUI CODE\r
+\r
+FIXME: put it in a separate module in the future?\r
+'''\r
+class MainMenuBar(wx.MenuBar):\r
+    '''\r
+    Creates the menu bar\r
+    '''\r
+    def __init__(self):\r
+        wx.MenuBar.__init__(self)\r
+        '''the menu description. the key of the menu is XX&Menu, where XX is a number telling\r
+        the order of the menus on the menubar.\r
+        &Menu is the Menu text\r
+        the corresponding argument is ('&Item', 'itemname'), where &Item is the item text and itemname\r
+        the inner reference to use in the self.menu_items dictionary.\r
+\r
+        See create_menus() to see how it works\r
+\r
+        Note: the mechanism on page 124 of "wxPython in Action" is less awkward, maybe, but I want\r
+        binding to be performed later. Perhaps I'm wrong :)\r
+        ''' \r
+\r
+        self.menu_desc={'00&File':[('&Open playlist','openplaymenu'),('&Exit','exitmenu')], \r
+                        '01&Edit':[('&Export text...','exporttextmenu'),('&Export image...','exportimagemenu')],\r
+                        '02&Help':[('&About Hooke','aboutmenu')]}\r
+        self.create_menus()\r
+\r
+    def create_menus(self):\r
+        '''\r
+        Smartish routine to create the menu from the self.menu_desc dictionary\r
+        Hope it's a workable solution for the future.\r
+        '''\r
+        self.menus=[] #the menu objects to append to the menubar\r
+        self.menu_items={} #the single menu items dictionary, to bind to events\r
+\r
+        names=self.menu_desc.keys() #we gotta sort, because iterating keys goes in odd order\r
+        names.sort()\r
+\r
+        for name in names:\r
+            self.menus.append(wx.Menu())\r
+            for menu_item in self.menu_desc[name]:\r
+                self.menu_items[menu_item[1]]=self.menus[-1].Append(-1, menu_item[0])\r
+\r
+        for menu,name in zip(self.menus,names):\r
+            self.Append(menu,name[2:])\r
+\r
+class MainPanel(wx.Panel):\r
+    def __init__(self,parent,id):  \r
+\r
+        wx.Panel.__init__(self,parent,id)\r
+        self.splitter = wx.SplitterWindow(self)\r
+\r
+ID_FRAME=100        \r
+class MainWindow(wx.Frame):\r
+    '''we make a frame inheriting wx.Frame and setting up things on the init'''\r
+    def __init__(self,parent,id,title):\r
+\r
+        #-----------------------------\r
+        #WX WIDGETS INITIALIZATION\r
+\r
+        wx.Frame.__init__(self,parent,ID_FRAME,title,size=(800,600),style=wx.DEFAULT_FRAME_STYLE|wx.NO_FULL_REPAINT_ON_RESIZE)\r
+\r
+        self.mainpanel=MainPanel(self,-1)\r
+        self.cpanels=[]\r
+\r
+        self.cpanels.append(wx.Panel(self.mainpanel.splitter,-1))\r
+        self.cpanels.append(wx.Panel(self.mainpanel.splitter,-1))\r
+\r
+        self.statusbar=wx.StatusBar(self,-1)\r
+        self.SetStatusBar(self.statusbar)\r
+\r
+        self.mainmenubar=MainMenuBar()\r
+        self.SetMenuBar(self.mainmenubar)\r
+\r
+        self.controls=[]\r
+        self.figures=[]\r
+        self.axes=[]\r
+\r
+        #This is our matplotlib plot\r
+        self.controls.append(wxmpl.PlotPanel(self.cpanels[0],-1))\r
+        self.controls.append(wxmpl.PlotPanel(self.cpanels[1],-1))\r
+        #These are our figure and axes, so to have easy references\r
+        #Also, we initialize\r
+        self.figures=[control.get_figure() for control in self.controls]\r
+        self.axes=[figure.gca() for figure in self.figures]\r
+\r
+        self.cpanels[1].Hide()\r
+        self.mainpanel.splitter.Initialize(self.cpanels[0])\r
+\r
+        self.sizer_dance() #place/size the widgets\r
+\r
+        self.controls[0].SetSize(self.cpanels[0].GetSize())\r
+        self.controls[1].SetSize(self.cpanels[1].GetSize())\r
+\r
+        #resize the frame to properly draw on Windows\r
+        frameSize=self.GetSize()\r
+        frameSize.DecBy(1, 1)\r
+        self.SetSize(frameSize)\r
+        '''\r
+        #if you need the exact same size as before DecBy, uncomment this block\r
+        frameSize.IncBy(1, 1)\r
+        self.SetSize(frameSize)\r
+        '''\r
+\r
+        #-------------------------------------------\r
+        #NON-WX WIDGETS INITIALIZATION\r
+\r
+        #Flags.\r
+        self.click_plot=0\r
+\r
+        #FIXME: These could become a single flag with different (string?) values\r
+        #self.on_measure_distance=False\r
+        #self.on_measure_force=False\r
+\r
+        self.plot_fit=False\r
+\r
+        #Number of points to be clicked\r
+        self.num_of_points = 2\r
+\r
+        #Data.\r
+        '''\r
+            self.current_x_ext=[[],[]]\r
+            self.current_y_ext=[[],[]]\r
+            self.current_x_ret=[[],[]]\r
+            self.current_y_ret=[[],[]]\r
+\r
+\r
+            self.current_x_unit=[None,None]\r
+            self.current_y_unit=[None,None]\r
+            '''\r
+\r
+        #Initialize xaxes, yaxes\r
+        #FIXME: should come from config\r
+        self.current_xaxes=0\r
+        self.current_yaxes=0\r
+\r
+        #Other\r
+\r
+\r
+        self.index_buffer=[]\r
+\r
+        self.clicked_points=[]\r
+\r
+        self.measure_set=None\r
+\r
+        self.events_from_gui = events_from_gui\r
+\r
+        '''\r
+            This dictionary keeps all the flags and the relative functon names that\r
+            have to be called when a point is clicked.\r
+            That is:\r
+            - if point is clicked AND foo_flag=True\r
+            - foo()\r
+\r
+            Conversely, foo_flag is True if a corresponding event is launched by the CLI.\r
+\r
+            self.ClickedPoints() takes care of handling this\r
+            '''\r
+\r
+        self.click_flags_functions={'measure_points':[False, 'MeasurePoints']}\r
+\r
+        #Binding of custom events from CLI --> GUI functions!                       \r
+        #FIXME: Should use the self.Bind() syntax\r
+        EVT_PLOT(self, self.PlotCurve)\r
+        EVT_PLOT_CONTACT(self, self.PlotContact)\r
+        EVT_GET_DISPLAYED_PLOT(self, self.OnGetDisplayedPlot)\r
+        EVT_MEASURE_POINTS(self, self.OnMeasurePoints)\r
+        EVT_EXPORT_IMAGE(self,self.ExportImage)\r
+        EVT_CLOSE_PLOT(self, self.OnClosePlot)\r
+        EVT_SHOW_PLOTS(self, self.OnShowPlots)\r
+\r
+        #This event and control decide what happens when I click on the plot 0.\r
+        wxmpl.EVT_POINT(self, self.controls[0].GetId(), self.ClickPoint0)\r
+        wxmpl.EVT_POINT(self, self.controls[1].GetId(), self.ClickPoint1)\r
+\r
+        #RUN PLUGIN-SPECIFIC INITIALIZATION\r
+        #make sure we execute _plug_init() for every command line plugin we import\r
+        for plugin_name in config['plugins']:\r
+            try:\r
+                plugin=__import__(plugin_name)\r
+                try:\r
+                    eval('plugin.'+plugin_name+'Gui._plug_init(self)')\r
+                    pass\r
+                except AttributeError:\r
+                    pass\r
+            except ImportError:\r
+                pass\r
+\r
+\r
+\r
+    #WX-SPECIFIC FUNCTIONS\r
+    def sizer_dance(self):\r
+        '''\r
+            adjust size and placement of wxpython widgets.\r
+            '''\r
+        self.splittersizer = wx.BoxSizer(wx.VERTICAL)\r
+        self.splittersizer.Add(self.mainpanel.splitter, 1, wx.EXPAND)\r
+\r
+        self.plot1sizer = wx.BoxSizer()\r
+        self.plot1sizer.Add(self.controls[0], 1, wx.EXPAND)\r
+\r
+        self.plot2sizer = wx.BoxSizer()\r
+        self.plot2sizer.Add(self.controls[1], 1, wx.EXPAND)\r
+\r
+        self.panelsizer=wx.BoxSizer()\r
+        self.panelsizer.Add(self.mainpanel, -1, wx.EXPAND)\r
+\r
+        self.cpanels[0].SetSizer(self.plot1sizer)\r
+        self.cpanels[1].SetSizer(self.plot2sizer)\r
+\r
+        self.mainpanel.SetSizer(self.splittersizer)\r
+        self.SetSizer(self.panelsizer)\r
+\r
+    def binding_dance(self):\r
+        self.Bind(wx.EVT_MENU, self.OnOpenPlayMenu, self.menubar.menu_items['openplaymenu'])\r
+        self.Bind(wx.EVT_MENU, self.OnExitMenu, self.menubar.menu_items['exitmenu'])\r
+        self.Bind(wx.EVT_MENU, self.OnExportText, self.menubar.menu_items['exporttextmenu'])\r
+        self.Bind(wx.EVT_MENU, self.OnExportImage, self.menubar.menu_items['exportimagemenu'])\r
+        self.Bind(wx.EVT_MENU, self.OnAboutMenu, self.menubar.menu_items['aboutmenu'])\r
+\r
+    # DOUBLE PLOT MANAGEMENT\r
+    #----------------------\r
+    def show_both(self):\r
+        '''\r
+            Shows both plots.\r
+            '''\r
+        self.mainpanel.splitter.SplitHorizontally(self.cpanels[0],self.cpanels[1])\r
+        self.mainpanel.splitter.SetSashGravity(0.5)\r
+        self.mainpanel.splitter.SetSashPosition(300) #FIXME: we should get it and restore it\r
+        self.mainpanel.splitter.UpdateSize()\r
+\r
+    def close_plot(self,plot):\r
+        '''\r
+            Closes one plot - only if it's open\r
+            '''\r
+        if not self.cpanels[plot].IsShown():\r
+            return\r
+        if plot != 0:\r
+            self.current_plot_dest = 0\r
+        else:\r
+            self.current_plot_dest = 1\r
+        self.cpanels[plot].Hide()\r
+        self.mainpanel.splitter.Unsplit(self.cpanels[plot])\r
+        self.mainpanel.splitter.UpdateSize()\r
+\r
+\r
+    def OnClosePlot(self,event):\r
+        self.close_plot(event.to_close)       \r
+\r
+    def OnShowPlots(self,event):\r
+        self.show_both()\r
+\r
+\r
+    #FILE MENU FUNCTIONS\r
+    #--------------------\r
+    def OnOpenPlayMenu(self, event):\r
+        pass \r
+\r
+    def OnExitMenu(self,event):\r
+        pass\r
+\r
+    def OnExportText(self,event):\r
+        pass\r
+\r
+    def OnExportImage(self,event):\r
+        pass\r
+\r
+    def OnAboutMenu(self,event):\r
+        pass\r
+\r
+    #PLOT INTERACTION    \r
+    #----------------                        \r
+    def PlotCurve(self,event):\r
+        '''\r
+            plots the current ext,ret curve.\r
+            '''\r
+        dest=0\r
+\r
+        #FIXME: BAD kludge following. There should be a well made plot queue mechanism, with replacements etc.\r
+        #---\r
+        #If we have only one plot in the event, we already have one in self.plots and this is a secondary plot,\r
+        #do not erase self.plots but append the new plot to it.\r
+        if len(event.plots) == 1 and event.plots[0].destination != 0 and len(self.plots) == 1:\r
+            self.plots.append(event.plots[0])\r
+        #if we already have two plots and a new secondary plot comes, we substitute the previous\r
+        if len(event.plots) == 1 and event.plots[0].destination != 0 and len(self.plots) > 1:\r
+            self.plots[1] = event.plots[0]\r
+        else:\r
+            self.plots = event.plots\r
+\r
+        #FIXME. Should be in PlotObject, somehow\r
+        c=0\r
+        for plot in self.plots:\r
+            if self.plots[c].styles==[]:\r
+                self.plots[c].styles=[None for item in plot.vectors] \r
+            if self.plots[c].colors==[]:\r
+                self.plots[c].colors=[None for item in plot.vectors] \r
+\r
+        for plot in self.plots:\r
+            '''\r
+                MAIN LOOP FOR ALL PLOTS (now only 2 are allowed but...)\r
+                '''\r
+            if 'destination' in dir(plot):\r
+                dest=plot.destination\r
+\r
+            #if the requested panel is not shown, show it\r
+            if not ( self.cpanels[dest].IsShown() ):\r
+                self.show_both()\r
+\r
+            self.axes[dest].hold(False)\r
+            self.current_vectors=plot.vectors\r
+            self.current_title=plot.title\r
+            self.current_plot_dest=dest #let's try this way to take into account the destination plot...\r
+\r
+            c=0\r
+\r
+            if len(plot.colors)==0:\r
+                plot.colors=[None] * len(plot.vectors)\r
+            if len(plot.styles)==0:\r
+                plot.styles=[None] * len(plot.vectors)     \r
+\r
+            for vectors_to_plot in self.current_vectors: \r
+                if plot.styles[c]=='scatter':\r
+                    if plot.colors[c]==None:\r
+                        self.axes[dest].scatter(vectors_to_plot[0], vectors_to_plot[1])\r
+                    else:\r
+                        self.axes[dest].scatter(vectors_to_plot[0], vectors_to_plot[1],color=plot.colors[c])\r
+                else:\r
+                    if plot.colors[c]==None:\r
+                        self.axes[dest].plot(vectors_to_plot[0], vectors_to_plot[1])\r
+                    else:\r
+                        self.axes[dest].plot(vectors_to_plot[0], vectors_to_plot[1], color=plot.colors[c])\r
+                self.axes[dest].hold(True)\r
+                c+=1\r
+\r
+            '''\r
+                for vectors_to_plot in self.current_vectors:\r
+                    if len(vectors_to_plot)==2: #3d plots are to come...\r
+                        if len(plot.styles) > 0 and plot.styles[c] == 'scatter':\r
+                            self.axes[dest].scatter(vectors_to_plot[0],vectors_to_plot[1])\r
+                        elif len(plot.styles) > 0 and plot.styles[c] == 'scatter_red':\r
+                            self.axes[dest].scatter(vectors_to_plot[0],vectors_to_plot[1],color='red')\r
+                        else:\r
+                            self.axes[dest].plot(vectors_to_plot[0],vectors_to_plot[1])\r
+\r
+                        self.axes[dest].hold(True)\r
+                        c+=1\r
+                    else:\r
+                        pass\r
+                '''               \r
+            #FIXME: tackles only 2d plots\r
+            self.axes[dest].set_xlabel(plot.units[0])\r
+            self.axes[dest].set_ylabel(plot.units[1])\r
+\r
+            #FIXME: set smaller fonts\r
+            self.axes[dest].set_title(plot.title)\r
+\r
+            if plot.xaxes: \r
+                #swap X axis\r
+                xlim=self.axes[dest].get_xlim()\r
+                self.axes[dest].set_xlim((xlim[1],xlim[0])) \r
+            if plot.yaxes:\r
+                #swap Y axis\r
+                ylim=self.axes[dest].get_ylim()        \r
+                self.axes[dest].set_ylim((ylim[1],ylim[0])) \r
+\r
+            self.controls[dest].draw()\r
+\r
+\r
+    def PlotContact(self,event):\r
+        '''\r
+            plots the contact point\r
+            DEPRECATED!\r
+            '''\r
+        self.axes[0].hold(True)\r
+        self.current_contact_index=event.contact_index\r
+\r
+        #now we fake a clicked point \r
+        self.clicked_points.append(ClickedPoint())\r
+        self.clicked_points[-1].absolute_coords=self.current_x_ret[dest][self.current_contact_index], self.current_y_ret[dest][self.current_contact_index]\r
+        self.clicked_points[-1].is_marker=True    \r
+\r
+        self._replot()\r
+        self.clicked_points=[]\r
+\r
+    def OnMeasurePoints(self,event):\r
+        '''\r
+            trigger flags to measure N points\r
+            '''\r
+        self.click_flags_functions['measure_points'][0]=True\r
+        if 'num_of_points' in dir(event):\r
+            self.num_of_points=event.num_of_points\r
+        if 'set' in dir(event):    \r
+            self.measure_set=event.set            \r
+\r
+    def ClickPoint0(self,event):\r
+        self.current_plot_dest=0\r
+        self.ClickPoint(event)\r
+    def ClickPoint1(self,event):\r
+        self.current_plot_dest=1\r
+        self.ClickPoint(event)\r
+\r
+    def ClickPoint(self,event):\r
+        '''\r
+            this function decides what to do when we receive a left click on the axes.\r
+            We trigger other functions:\r
+            - the action chosen by the CLI sends an event\r
+            - the event raises a flag : self.click_flags_functions['foo'][0]\r
+            - the raised flag wants the function in self.click_flags_functions[1] to be called after a click\r
+            '''\r
+        for key, value in self.click_flags_functions.items():\r
+            if value[0]:\r
+                eval('self.'+value[1]+'(event)')\r
+\r
+\r
+\r
+    def MeasurePoints(self,event,current_set=1):\r
+        dest=self.current_plot_dest\r
+        try:\r
+            current_set=self.measure_set\r
+        except AttributeError:\r
+            pass\r
+\r
+        #find the current plot matching the clicked destination\r
+        plot=self._plot_of_dest()\r
+        if len(plot.vectors)-1 < current_set: #what happens if current_set is 1 and we have only 1 vector?\r
+            current_set=current_set-len(plot.vectors)\r
+\r
+        xvector=plot.vectors[current_set][0]\r
+        yvector=plot.vectors[current_set][1]\r
+\r
+        self.clicked_points.append(ClickedPoint())            \r
+        self.clicked_points[-1].absolute_coords=event.xdata, event.ydata\r
+        self.clicked_points[-1].find_graph_coords(xvector,yvector)\r
+        self.clicked_points[-1].is_marker=True    \r
+        self.clicked_points[-1].is_line_edge=True\r
+        self.clicked_points[-1].dest=dest                \r
+\r
+        self._replot()\r
+\r
+        if len(self.clicked_points)==self.num_of_points:\r
+            self.events_from_gui.put(self.clicked_points)\r
+            #restore to default state:\r
+            self.clicked_points=[]\r
+            self.click_flags_functions['measure_points'][0]=False    \r
+\r
+\r
+    def OnGetDisplayedPlot(self,event):\r
+        if 'dest' in dir(event):\r
+            self.GetDisplayedPlot(event.dest)\r
+        else:\r
+            self.GetDisplayedPlot(self.current_plot_dest)\r
+\r
+    def GetDisplayedPlot(self,dest):\r
+        '''\r
+            returns to the CLI the currently displayed plot for the given destination\r
+            '''\r
+        displayed_plot=self._plot_of_dest(dest)\r
+        events_from_gui.put(displayed_plot)\r
+\r
+    def ExportImage(self,event):\r
+        '''\r
+            exports an image as a file.\r
+            Current supported file formats: png, eps\r
+            (matplotlib docs say that jpeg should be supported too, but with .jpg it doesn't work for me!)\r
+            '''\r
+        #dest=self.current_plot_dest\r
+        dest=event.dest\r
+        filename=event.name\r
+        self.figures[dest].savefig(filename)\r
+\r
+    '''\r
+        def _find_nearest_point(self, mypoint, dataset=1):\r
+\r
+            #Given a clicked point on the plot, finds the nearest point in the dataset (in X) that\r
+            #corresponds to the clicked point.\r
+\r
+            dest=self.current_plot_dest\r
+\r
+            xvector=plot.vectors[dataset][0]\r
+            yvector=plot.vectors[dataset][1]\r
+\r
+            #Ye Olde sorting algorithm...\r
+            #FIXME: is there a better solution?\r
+            index=0\r
+            best_index=0\r
+            best_diff=10^9 #hope we never go over this magic number :(\r
+            for point in xvector:\r
+                diff=abs(point-mypoint)\r
+                if diff<best_diff:\r
+                    best_index=index\r
+                    best_diff=diff\r
+                index+=1\r
+\r
+            return best_index,xvector[best_index],yvector[best_index]\r
+         '''   \r
+\r
+    def _plot_of_dest(self,dest=None):\r
+        '''\r
+            returns the plot that has the current destination\r
+            '''\r
+        if dest==None:\r
+            dest=self.current_plot_dest\r
+\r
+        plot=None\r
+        for aplot in self.plots:\r
+            if aplot.destination == dest:\r
+                plot=aplot\r
+        return plot\r
+\r
+    def _replot(self):\r
+        '''\r
+            this routine is needed for a fresh clean-and-replot of interface\r
+            otherwise, refreshing works very badly :(\r
+\r
+            thanks to Ken McIvor, wxmpl author!\r
+            '''\r
+        dest=self.current_plot_dest\r
+        #we get current zoom limits\r
+        xlim=self.axes[dest].get_xlim()\r
+        ylim=self.axes[dest].get_ylim()           \r
+        #clear axes\r
+        self.axes[dest].cla()\r
+\r
+        #Plot curve:         \r
+        #find the current plot matching the clicked destination\r
+        plot=self._plot_of_dest()\r
+        #plot all superimposed plots \r
+        c=0 \r
+        if len(plot.colors)==0:\r
+            plot.colors=[None] * len(plot.vectors)\r
+        if len(plot.styles)==0:\r
+            plot.styles=[None] * len(plot.vectors)     \r
+        for plotset in plot.vectors: \r
+            if plot.styles[c]=='scatter':\r
+                if plot.colors[c]==None:\r
+                    self.axes[dest].scatter(plotset[0], plotset[1])\r
+                else:\r
+                    self.axes[dest].scatter(plotset[0], plotset[1],color=plot.colors[c])\r
+            else:\r
+                if plot.colors[c]==None:\r
+                    self.axes[dest].plot(plotset[0], plotset[1])\r
+                else:\r
+                    self.axes[dest].plot(plotset[0], plotset[1], color=plot.colors[c])\r
+            '''    \r
+                if len(plot.styles) > 0 and plot.styles[c]=='scatter':\r
+                    self.axes[dest].scatter(plotset[0], plotset[1],color=plot.colors[c])\r
+                elif len(plot.styles) > 0 and plot.styles[c] == 'scatter_red':\r
+                    self.axes[dest].scatter(plotset[0],plotset[1],color='red')\r
+                else:\r
+                    self.axes[dest].plot(plotset[0], plotset[1])\r
+                '''\r
+            c+=1\r
+        #plot points we have clicked\r
+        for item in self.clicked_points:\r
+            if item.is_marker:\r
+                if item.graph_coords==(None,None): #if we have no graph coords, we display absolute coords\r
+                    self.axes[dest].scatter([item.absolute_coords[0]],[item.absolute_coords[1]])\r
+                else:\r
+                    self.axes[dest].scatter([item.graph_coords[0]],[item.graph_coords[1]])               \r
+\r
+        if self.plot_fit:\r
+            print 'DEBUGGING WARNING: use of self.plot_fit is deprecated!'\r
+            self.axes[dest].plot(self.plot_fit[0],self.plot_fit[1])\r
+\r
+        self.axes[dest].hold(True)      \r
+        #set old axes again\r
+        self.axes[dest].set_xlim(xlim)\r
+        self.axes[dest].set_ylim(ylim)\r
+        #set title and names again...\r
+        self.axes[dest].set_title(self.current_title)           \r
+        self.axes[dest].set_xlabel(plot.units[0])\r
+        self.axes[dest].set_ylabel(plot.units[1])\r
+        #and redraw!\r
+        self.controls[dest].draw()\r
+\r
+\r
+class MySplashScreen(wx.SplashScreen):\r
+    """\r
+    Create a splash screen widget.\r
+    That's just a fancy addition... every serious application has a splash screen!\r
+    """\r
+    def __init__(self, frame):\r
+        # This is a recipe to a the screen.\r
+        # Modify the following variables as necessary.\r
+        #aBitmap = wx.Image(name = "wxPyWiki.jpg").ConvertToBitmap()\r
+        aBitmap=wx.Image(name='hooke.jpg').ConvertToBitmap()\r
+        splashStyle = wx.SPLASH_CENTRE_ON_SCREEN | wx.SPLASH_TIMEOUT\r
+        splashDuration = 2000 # milliseconds\r
+        splashCallback = None\r
+        # Call the constructor with the above arguments in exactly the\r
+        # following order.\r
+        wx.SplashScreen.__init__(self, aBitmap, splashStyle,\r
+                                 splashDuration, None, -1)\r
+        wx.EVT_CLOSE(self, self.OnExit)\r
+        self.frame=frame\r
+        wx.Yield()\r
+\r
+    def OnExit(self, evt):\r
+        self.Hide()\r
+\r
+        self.frame.Show()\r
+        # The program will freeze without this line.\r
+        evt.Skip()  # Make sure the default handler runs too...\r
+\r
+\r
+#------------------------------------------------------------------------------\r
+\r
+def main():\r
+\r
+    #save the directory where Hooke is located\r
+    config['hookedir']=os.getcwd()\r
+\r
+    #now change to the working directory.\r
+    try:\r
+        os.chdir(config['workdir'])\r
+    except OSError:\r
+        print "Warning: Invalid work directory."\r
+\r
+    app=wx.PySimpleApp()\r
+\r
+    def make_gui_class(*bases):\r
+        return type(MainWindow)("MainWindowPlugged", bases + (MainWindow,), {})\r
+\r
+    main_frame = make_gui_class(*GUI_PLUGINS)(None, -1, ('Hooke '+__version__))\r
+\r
+    #FIXME. The frame.Show() is called by the splashscreen here! Ugly as hell.\r
+\r
+    mysplash=MySplashScreen(main_frame)\r
+    mysplash.Show()\r
+\r
+    my_cmdline=CliThread(main_frame, list_of_events)\r
+    my_cmdline.start()\r
+\r
+\r
+    app.MainLoop()\r
+\r
+main()\r
index 0d380424c427c99d22770ba0e86a5b9e6079334e..4746ca5f9d14c7b7f4c67f862e7de5a7391dfec5 100755 (executable)
@@ -305,7 +305,8 @@ Syntax: genlist [input files]
         self.current_list=[]
         for item in list_files:
             try:
-                self.current_list.append(lhc.HookeCurve(os.path.abspath(item))) 
+                if os.path.isfile(item):
+                    self.current_list.append(lhc.HookeCurve(os.path.abspath(item))) 
             except:
                 pass