1 | """ |
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2 | This software was developed by the University of Tennessee as part of the |
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3 | Distributed Data Analysis of Neutron Scattering Experiments (DANSE) |
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4 | project funded by the US National Science Foundation. |
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5 | |
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6 | See the license text in license.txt |
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7 | |
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8 | copyright 2008, 2009, University of Tennessee |
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9 | """ |
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10 | |
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11 | import wx |
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12 | import sys |
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13 | |
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14 | from sas.guiframe.panel_base import PanelBase |
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15 | from sas.calculator.kiessig_calculator import KiessigThicknessCalculator |
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16 | from calculator_widgets import OutputTextCtrl |
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17 | from calculator_widgets import InputTextCtrl |
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18 | from sas.perspectives.calculator import calculator_widgets as widget |
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19 | |
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20 | _BOX_WIDTH = 77 |
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21 | #Slit length panel size |
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22 | if sys.platform.count("win32") > 0: |
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23 | PANEL_WIDTH = 500 |
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24 | PANEL_HEIGHT = 210 |
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25 | FONT_VARIANT = 0 |
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26 | else: |
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27 | PANEL_WIDTH = 560 |
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28 | PANEL_HEIGHT = 230 |
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29 | FONT_VARIANT = 1 |
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30 | |
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31 | class KiessigThicknessCalculatorPanel(wx.Panel, PanelBase): |
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32 | """ |
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33 | Provides the Kiessig thickness calculator GUI. |
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34 | """ |
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35 | ## Internal nickname for the window, used by the AUI manager |
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36 | window_name = "Kiessig Thickness Calculator" |
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37 | ## Name to appear on the window title bar |
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38 | window_caption = "Kiessig Thickness Calculator" |
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39 | ## Flag to tell the AUI manager to put this panel in the center pane |
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40 | CENTER_PANE = True |
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41 | |
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42 | def __init__(self, parent, *args, **kwds): |
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43 | wx.Panel.__init__(self, parent, *args, **kwds) |
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44 | PanelBase.__init__(self) |
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45 | #Font size |
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46 | self.SetWindowVariant(variant=FONT_VARIANT) |
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47 | # Object that receive status event |
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48 | self.parent = parent |
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49 | self.kiessig = KiessigThicknessCalculator() |
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50 | #layout attribute |
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51 | self.hint_sizer = None |
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52 | self._do_layout() |
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53 | |
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54 | def _define_structure(self): |
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55 | """ |
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56 | Define the main sizers building to build this application. |
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57 | """ |
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58 | self.main_sizer = wx.BoxSizer(wx.VERTICAL) |
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59 | self.box_source = wx.StaticBox(self, -1, |
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60 | str("Kiessig Thickness Calculator")) |
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61 | self.boxsizer_source = wx.StaticBoxSizer(self.box_source, |
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62 | wx.VERTICAL) |
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63 | self.dq_name_sizer = wx.BoxSizer(wx.HORIZONTAL) |
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64 | self.thickness_size_sizer = wx.BoxSizer(wx.HORIZONTAL) |
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65 | self.hint_sizer = wx.BoxSizer(wx.HORIZONTAL) |
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66 | self.button_sizer = wx.BoxSizer(wx.HORIZONTAL) |
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67 | |
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68 | def _layout_dq_name(self): |
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69 | """ |
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70 | Fill the sizer containing dq name |
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71 | """ |
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72 | # get the default dq |
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73 | dq_value = str(self.kiessig.get_deltaq()) |
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74 | dq_unit_txt = wx.StaticText(self, -1, '[1/A]') |
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75 | dq_name_txt = wx.StaticText(self, -1, |
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76 | 'Kiessig Fringe Width (Delta Q): ') |
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77 | self.dq_name_tcl = InputTextCtrl(self, -1, |
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78 | size=(_BOX_WIDTH,-1)) |
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79 | dq_hint = "Type the Kiessig Fringe Width (Delta Q)" |
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80 | self.dq_name_tcl.SetValue(dq_value) |
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81 | self.dq_name_tcl.SetToolTipString(dq_hint) |
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82 | #control that triggers importing data |
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83 | id = wx.NewId() |
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84 | self.compute_button = wx.Button(self, id, "Compute") |
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85 | hint_on_compute = "Compute the diameter/thickness in the real space." |
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86 | self.compute_button.SetToolTipString(hint_on_compute) |
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87 | self.Bind(wx.EVT_BUTTON, self.on_compute, id=id) |
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88 | self.dq_name_sizer.AddMany([(dq_name_txt, 0, wx.LEFT, 15), |
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89 | (self.dq_name_tcl, 0, wx.LEFT, 15), |
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90 | (dq_unit_txt,0, wx.LEFT, 10), |
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91 | (self.compute_button, 0, wx.LEFT, 30)]) |
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92 | def _layout_thickness_size(self): |
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93 | """ |
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94 | Fill the sizer containing thickness information |
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95 | """ |
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96 | thick_unit = '['+self.kiessig.get_thickness_unit() +']' |
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97 | thickness_size_txt = wx.StaticText(self, -1, |
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98 | 'Thickness (or Diameter): ') |
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99 | self.thickness_size_tcl = OutputTextCtrl(self, -1, |
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100 | size=(_BOX_WIDTH,-1)) |
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101 | thickness_size_hint = " Estimated Size in Real Space" |
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102 | self.thickness_size_tcl.SetToolTipString(thickness_size_hint) |
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103 | thickness_size_unit_txt = wx.StaticText(self, -1, thick_unit) |
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104 | |
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105 | self.thickness_size_sizer.AddMany([(thickness_size_txt, 0, wx.LEFT, 15), |
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106 | (self.thickness_size_tcl, 0, wx.LEFT, 15), |
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107 | (thickness_size_unit_txt, 0, wx.LEFT, 10)]) |
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108 | |
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109 | def _layout_hint(self): |
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110 | """ |
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111 | Fill the sizer containing hint |
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112 | """ |
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113 | hint_msg = "This tool is to approximately estimate " |
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114 | hint_msg += "the thickness of a layer" |
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115 | hint_msg += " or the diameter of particles\n " |
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116 | hint_msg += "from the Kiessig fringe width in SANS/NR data." |
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117 | hint_msg += "" |
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118 | self.hint_txt = wx.StaticText(self, -1, hint_msg) |
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119 | self.hint_sizer.AddMany([(self.hint_txt, 0, wx.LEFT, 15)]) |
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120 | |
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121 | def _layout_button(self): |
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122 | """ |
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123 | Do the layout for the button widgets |
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124 | """ |
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125 | self.bt_close = wx.Button(self, wx.ID_CANCEL,'Close') |
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126 | self.bt_close.Bind(wx.EVT_BUTTON, self.on_close) |
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127 | self.bt_close.SetToolTipString("Close this window.") |
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128 | self.button_sizer.AddMany([(self.bt_close, 0, wx.LEFT, 390)]) |
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129 | |
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130 | def _do_layout(self): |
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131 | """ |
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132 | Draw window content |
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133 | """ |
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134 | self._define_structure() |
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135 | self._layout_dq_name() |
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136 | self._layout_thickness_size() |
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137 | self._layout_hint() |
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138 | self._layout_button() |
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139 | self.boxsizer_source.AddMany([(self.dq_name_sizer, 0, |
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140 | wx.EXPAND|wx.TOP|wx.BOTTOM, 5), |
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141 | (self.thickness_size_sizer, 0, |
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142 | wx.EXPAND|wx.TOP|wx.BOTTOM, 5), |
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143 | (self.hint_sizer, 0, |
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144 | wx.EXPAND|wx.TOP|wx.BOTTOM, 5)]) |
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145 | self.main_sizer.AddMany([(self.boxsizer_source, 0, wx.ALL, 10), |
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146 | (self.button_sizer, 0, |
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147 | wx.EXPAND|wx.TOP|wx.BOTTOM, 5)]) |
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148 | self.SetSizer(self.main_sizer) |
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149 | self.SetAutoLayout(True) |
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150 | |
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151 | def on_close(self, event): |
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152 | """ |
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153 | close the window containing this panel |
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154 | """ |
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155 | self.parent.Close() |
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156 | if event is not None: |
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157 | event.Skip() |
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158 | |
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159 | def on_compute(self, event): |
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160 | """ |
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161 | Execute the computation of thickness |
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162 | """ |
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163 | # skip for another event |
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164 | if event != None: |
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165 | event.Skip() |
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166 | dq = self.dq_name_tcl.GetValue() |
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167 | self.kiessig.set_deltaq(dq) |
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168 | # calculate the thickness |
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169 | output = self.kiessig.compute_thickness() |
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170 | thickness = self.format_number(output) |
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171 | # set tcl |
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172 | self.thickness_size_tcl.SetValue(str(thickness)) |
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173 | |
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174 | def format_number(self, value=None): |
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175 | """ |
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176 | Return a float in a standardized, human-readable formatted string |
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177 | """ |
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178 | try: |
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179 | value = float(value) |
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180 | except: |
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181 | output = None |
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182 | return output |
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183 | |
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184 | output = "%-7.4g" % value |
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185 | return output.lstrip().rstrip() |
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186 | |
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187 | def _onparamEnter(self, event = None): |
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188 | """ |
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189 | On Text_enter_callback, perform compute |
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190 | """ |
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191 | self.on_compute(event) |
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192 | |
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193 | class KiessigWindow(widget.CHILD_FRAME): |
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194 | def __init__(self, parent=None, manager=None, |
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195 | title="Kiessig Thickness Calculator", |
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196 | size=(PANEL_WIDTH,PANEL_HEIGHT), *args, **kwds): |
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197 | kwds['title'] = title |
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198 | kwds['size'] = size |
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199 | widget.CHILD_FRAME.__init__(self, parent, *args, **kwds) |
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200 | self.parent = parent |
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201 | self.manager = manager |
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202 | self.panel = KiessigThicknessCalculatorPanel(parent=self) |
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203 | self.Bind(wx.EVT_CLOSE, self.on_close) |
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204 | self.SetPosition((25, 160)) |
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205 | self.Show(True) |
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206 | |
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207 | def on_close(self, event): |
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208 | """ |
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209 | Close event |
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210 | """ |
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211 | if self.manager != None: |
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212 | self.manager.kiessig_frame = None |
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213 | self.Destroy() |
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214 | |
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215 | |
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216 | if __name__ == "__main__": |
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217 | app = wx.PySimpleApp() |
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218 | widget.CHILD_FRAME = wx.Frame |
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219 | frame = KiessigWindow() |
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220 | frame.Show(True) |
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221 | app.MainLoop() |
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