| 1 | import sys |
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| 2 | import wx |
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| 3 | import wx.lib |
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| 4 | import numpy |
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| 5 | import copy |
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| 6 | |
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| 7 | from sans.guicomm.events import StatusEvent |
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| 8 | (ModelEventbox, EVT_MODEL_BOX) = wx.lib.newevent.NewEvent() |
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| 9 | _BOX_WIDTH = 80 |
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| 10 | |
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| 11 | def format_number(value, high=False): |
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| 12 | """ |
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| 13 | Return a float in a standardized, human-readable formatted string |
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| 14 | """ |
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| 15 | try: |
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| 16 | value = float(value) |
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| 17 | except: |
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| 18 | print "returning 0" |
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| 19 | return "0" |
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| 20 | |
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| 21 | if high: |
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| 22 | return "%-6.4g" % value |
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| 23 | else: |
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| 24 | return "%-5.3g" % value |
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| 25 | |
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| 26 | |
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| 27 | class ModelPage(wx.Panel): |
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| 28 | """ |
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| 29 | FitPanel class contains fields allowing to display results when |
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| 30 | fitting a model and one data |
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| 31 | @note: For Fit to be performed the user should check at least one parameter |
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| 32 | on fit Panel window. |
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| 33 | |
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| 34 | """ |
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| 35 | ## Internal name for the AUI manager |
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| 36 | window_name = "Fit page" |
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| 37 | ## Title to appear on top of the window |
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| 38 | window_caption = "Fit Page" |
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| 39 | |
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| 40 | |
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| 41 | def __init__(self, parent,model,description, *args, **kwargs): |
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| 42 | wx.Panel.__init__(self, parent, *args, **kwargs) |
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| 43 | """ |
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| 44 | Initialization of the Panel |
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| 45 | """ |
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| 46 | self.manager = None |
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| 47 | self.parent = parent |
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| 48 | self.event_owner=None |
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| 49 | #panel interface |
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| 50 | self.vbox = wx.BoxSizer(wx.VERTICAL) |
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| 51 | self.sizer3 = wx.GridBagSizer(5,5) |
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| 52 | self.sizer1 = wx.GridBagSizer(5,5) |
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| 53 | self.sizer2 = wx.GridBagSizer(5,5) |
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| 54 | self.sizer4 = wx.GridBagSizer(5,5) |
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| 55 | self.modelbox = wx.ComboBox(self, -1) |
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| 56 | id = wx.NewId() |
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| 57 | self.vbox.Add(self.sizer3) |
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| 58 | self.vbox.Add(self.sizer1) |
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| 59 | self.vbox.Add(self.sizer2) |
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| 60 | self.vbox.Add(self.sizer4) |
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| 61 | |
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| 62 | id = wx.NewId() |
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| 63 | self.btClose =wx.Button(self,id,'Close') |
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| 64 | self.btClose.Bind(wx.EVT_BUTTON, self.onClose,id=id) |
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| 65 | self.btClose.SetToolTipString("Close page.") |
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| 66 | |
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| 67 | ix = 12 |
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| 68 | iy = 1 |
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| 69 | self.sizer4.Add( self.btClose,(iy,ix),(1,1), wx.LEFT|wx.EXPAND|wx.ADJUST_MINSIZE, 0) |
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| 70 | ix = 0 |
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| 71 | iy = 1 |
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| 72 | self.sizer3.Add(wx.StaticText(self,-1,'Model'),(iy,ix),(1,1)\ |
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| 73 | , wx.LEFT|wx.EXPAND|wx.ADJUST_MINSIZE, 15) |
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| 74 | ix += 1 |
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| 75 | self.sizer3.Add(self.modelbox,(iy,ix),(1,1), wx.EXPAND|wx.ADJUST_MINSIZE, 0) |
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| 76 | # contains link between model ,all its parameters, and panel organization |
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| 77 | self.parameters=[] |
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| 78 | #contains link between a model and selected parameters to fit |
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| 79 | self.param_toFit=[] |
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| 80 | # model on which the fit would be performed |
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| 81 | self.model=model |
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| 82 | self.description=description |
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| 83 | self.set_panel(model,description) |
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| 84 | # preview selected model name |
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| 85 | self.prevmodel_name=model.__class__.__name__ |
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| 86 | self.modelbox.SetValue(self.prevmodel_name) |
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| 87 | # flag to check if the user has selected a new model in the combox box |
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| 88 | self.model_hasChanged=False |
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| 89 | #dictionary of model name and model class |
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| 90 | self.model_list_box={} |
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| 91 | # Data1D to make a deep comparison between 2 Data1D for checking data |
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| 92 | #change |
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| 93 | self.vbox.Layout() |
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| 94 | self.vbox.Fit(self) |
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| 95 | self.SetSizer(self.vbox) |
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| 96 | self.Centre() |
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| 97 | |
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| 98 | |
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| 99 | def onClose(self,event): |
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| 100 | """ close the page associated with this panel""" |
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| 101 | self.GrandParent.onClose() |
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| 102 | |
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| 103 | def set_owner(self,owner): |
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| 104 | """ |
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| 105 | set owner of fitpage |
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| 106 | @param owner: the class responsible of plotting |
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| 107 | """ |
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| 108 | self.event_owner=owner |
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| 109 | |
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| 110 | |
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| 111 | def set_manager(self, manager): |
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| 112 | """ |
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| 113 | set panel manager |
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| 114 | @param manager: instance of plugin fitting |
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| 115 | """ |
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| 116 | self.manager = manager |
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| 117 | |
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| 118 | def populate_box(self, dict): |
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| 119 | """ |
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| 120 | Populate each combox box of each page |
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| 121 | @param page: the page to populate |
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| 122 | """ |
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| 123 | id=0 |
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| 124 | self.model_list_box=dict |
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| 125 | for item in self.model_list_box.itervalues(): |
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| 126 | if hasattr(item, "name"): |
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| 127 | name = item.name |
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| 128 | else: |
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| 129 | name = item.__name__ |
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| 130 | |
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| 131 | self.modelbox.Insert(name,int(id)) |
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| 132 | id+=1 |
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| 133 | |
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| 134 | wx.EVT_COMBOBOX(self.modelbox,-1, self._on_select_model) |
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| 135 | return 0 |
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| 136 | |
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| 137 | def set_page(self, model,description): |
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| 138 | #print " modelpage: set_page was called",model |
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| 139 | self.model=model |
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| 140 | self.description=description |
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| 141 | if hasattr(self.model, "name"): |
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| 142 | name = self.model.name |
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| 143 | else: |
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| 144 | name = self.model.__class__.__name__ |
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| 145 | self.modelbox.SetValue(name) |
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| 146 | self.set_panel(self.model,description) |
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| 147 | self.manager.draw_model(self.model) |
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| 148 | def _on_select_model(self,event): |
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| 149 | """ |
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| 150 | react when a model is selected from page's combo box |
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| 151 | post an event to its owner to draw an appropriate theory |
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| 152 | """ |
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| 153 | #print "modelpage: self.model_list_box ",self.model_list_box |
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| 154 | for item in self.model_list_box.itervalues(): |
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| 155 | model=item() |
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| 156 | #print "modelpage:model",model |
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| 157 | if hasattr(model, "name"): |
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| 158 | name = model.name |
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| 159 | else: |
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| 160 | name = model.__class__.__name__ |
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| 161 | try: |
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| 162 | if name ==event.GetString(): |
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| 163 | self.model=model |
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| 164 | self.set_panel(self.model) |
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| 165 | self.manager.draw_model(self.model) |
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| 166 | except: |
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| 167 | raise #ValueError,"model.name is not equal to model class name" |
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| 168 | def set_model_name(self,name): |
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| 169 | """ |
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| 170 | set model name. set also self.model_hasChanged to true is the model |
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| 171 | type has changed or false if it didn't |
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| 172 | @param name: model 's name |
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| 173 | """ |
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| 174 | self.model_hasChanged=False |
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| 175 | if (name != self.prevmodel_name): |
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| 176 | self.model_hasChanged=True |
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| 177 | |
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| 178 | self.prevmodel_name=self.modelbox.GetValue() |
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| 179 | |
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| 180 | |
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| 181 | def get_model_box(self): |
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| 182 | """ return reference to combox box self.model""" |
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| 183 | return self.modelbox |
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| 184 | |
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| 185 | |
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| 186 | def get_param_list(self): |
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| 187 | """ |
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| 188 | @return self.param_toFit: list containing references to TextCtrl |
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| 189 | checked.Theses TextCtrl will allow reference to parameters to fit. |
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| 190 | @raise: if return an empty list of parameter fit will nnote work |
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| 191 | properly so raise ValueError,"missing parameter to fit" |
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| 192 | """ |
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| 193 | if self.param_toFit !=[]: |
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| 194 | return self.param_toFit |
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| 195 | else: |
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| 196 | raise ValueError,"missing parameter to fit" |
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| 197 | |
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| 198 | |
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| 199 | def set_panel(self,model,description=None): |
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| 200 | """ |
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| 201 | Build the panel from the model content |
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| 202 | @param model: the model selected in combo box for fitting purpose |
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| 203 | """ |
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| 204 | |
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| 205 | self.sizer2.Clear(True) |
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| 206 | self.sizer1.Clear(True) |
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| 207 | self.parameters = [] |
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| 208 | self.param_toFit=[] |
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| 209 | self.model = model |
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| 210 | keys = self.model.getParamList() |
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| 211 | keys.sort() |
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| 212 | iy = 1 |
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| 213 | ix = 0 |
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| 214 | self.cb0 = wx.StaticText(self, -1,'Model Description:') |
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| 215 | self.sizer1.Add(self.cb0,(iy, ix),(1,1),\ |
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| 216 | wx.LEFT|wx.EXPAND|wx.ADJUST_MINSIZE, 15) |
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| 217 | ix += 1 |
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| 218 | self.cb01 = wx.StaticText(self, -1,str(description)) |
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| 219 | self.sizer1.Add(self.cb01,(iy, ix),(1,1),\ |
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| 220 | wx.LEFT|wx.EXPAND|wx.ADJUST_MINSIZE, 15) |
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| 221 | ix = 0 |
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| 222 | iy = 1 |
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| 223 | self.cb1 = wx.StaticText(self, -1,'Parameters') |
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| 224 | self.sizer2.Add(self.cb1,(iy, ix),(1,1),\ |
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| 225 | wx.LEFT|wx.EXPAND|wx.ADJUST_MINSIZE, 15) |
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| 226 | ix +=1 |
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| 227 | self.text2_2 = wx.StaticText(self, -1, 'Values') |
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| 228 | self.sizer2.Add(self.text2_2,(iy, ix),(1,1),\ |
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| 229 | wx.EXPAND|wx.ADJUST_MINSIZE, 0) |
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| 230 | ix +=1 |
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| 231 | self.text2_4 = wx.StaticText(self, -1, 'Units') |
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| 232 | self.sizer2.Add(self.text2_4,(iy, ix),(1,1),\ |
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| 233 | wx.EXPAND|wx.ADJUST_MINSIZE, 0) |
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| 234 | self.text2_4.Hide() |
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| 235 | for item in keys: |
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| 236 | iy += 1 |
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| 237 | ix = 0 |
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| 238 | cb=wx.StaticText(self, -1, item) |
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| 239 | self.sizer2.Add( cb,( iy, ix),(1,1), wx.LEFT|wx.EXPAND|wx.ADJUST_MINSIZE, 15) |
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| 240 | ix += 1 |
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| 241 | value= self.model.getParam(item) |
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| 242 | ctl1 = wx.TextCtrl(self, -1, size=(_BOX_WIDTH,20), style=wx.TE_PROCESS_ENTER) |
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| 243 | ctl1.SetValue(str (format_number(value))) |
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| 244 | ctl1.Bind(wx.EVT_KILL_FOCUS, self._onparamEnter) |
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| 245 | ctl1.Bind(wx.EVT_TEXT_ENTER, self._onparamEnter) |
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| 246 | self.sizer2.Add(ctl1, (iy,ix),(1,1), wx.EXPAND|wx.ADJUST_MINSIZE, 0) |
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| 247 | |
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| 248 | ix +=1 |
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| 249 | # Units |
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| 250 | try: |
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| 251 | units = wx.StaticText(self, -1, self.model.details[item][0], style=wx.ALIGN_LEFT) |
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| 252 | except: |
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| 253 | units = wx.StaticText(self, -1, "", style=wx.ALIGN_LEFT) |
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| 254 | self.sizer2.Add(units, (iy,ix),(1,1), wx.EXPAND|wx.ADJUST_MINSIZE, 0) |
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| 255 | #save data |
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| 256 | self.parameters.append([cb,ctl1]) |
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| 257 | #Display units text on panel |
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| 258 | for item in keys: |
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| 259 | if self.model.details[item][0]!='': |
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| 260 | self.text2_4.Show() |
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| 261 | break |
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| 262 | else: |
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| 263 | self.text2_4.Hide() |
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| 264 | |
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| 265 | self.vbox.Layout() |
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| 266 | self.GrandParent.GetSizer().Layout() |
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| 267 | |
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| 268 | |
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| 269 | def _onparamEnter(self,event): |
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| 270 | """ |
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| 271 | when enter value on panel redraw model according to changed |
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| 272 | """ |
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| 273 | self.set_model_parameter() |
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| 274 | |
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| 275 | def set_model_parameter(self): |
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| 276 | if len(self.parameters) !=0 and self.model !=None: |
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| 277 | for item in self.parameters: |
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| 278 | try: |
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| 279 | name=str(item[0].GetLabelText()) |
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| 280 | value= float(item[1].GetValue()) |
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| 281 | self.model.setParam(name,value) |
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| 282 | self.manager.draw_model(self.model) |
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| 283 | except: |
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| 284 | |
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| 285 | wx.PostEvent(self.parent.GrandParent, StatusEvent(status=\ |
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| 286 | "Model Drawing Error:wrong value entered : %s"% sys.exc_value)) |
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| 287 | |
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| 288 | |
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