1 | #TODO: the line slicer should listen to all 2DREFRESH events, get the data and slice it |
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2 | # before pushing a new 1D data update. |
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3 | |
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4 | # |
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5 | #TODO: NEED MAJOR REFACTOR |
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6 | # |
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7 | |
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8 | |
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9 | # Debug printout |
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10 | #from config import printEVT |
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11 | from BaseInteractor import _BaseInteractor |
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12 | from copy import deepcopy |
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13 | import math |
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14 | |
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15 | #from Plotter1D import AddPlotEvent |
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16 | import SlicerParameters |
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17 | import wx |
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18 | |
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19 | class BoxInteractor(_BaseInteractor): |
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20 | """ |
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21 | Select an annulus through a 2D plot |
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22 | """ |
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23 | def __init__(self,base,axes,color='black', zorder=3, x_min=0.0025, x_max=0.0025, y_min=0.0025, y_max=0.0025): |
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24 | |
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25 | _BaseInteractor.__init__(self, base, axes, color=color) |
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26 | self.markers = [] |
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27 | self.axes = axes |
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28 | self.qmax = self.base.qmax |
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29 | self.connect = self.base.connect |
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30 | self.xmin= -1* x_min |
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31 | self.ymin= -1* y_min |
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32 | self.xmax= x_max |
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33 | self.ymax= y_max |
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34 | |
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35 | self.theta2= math.pi/2 |
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36 | ## Number of points on the plot |
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37 | self.nbins = 20 |
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38 | self.count=0 |
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39 | self.error=0 |
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40 | self.main_line = LineInteractor(self, self.base.subplot,color='orange', zorder=zorder, r=self.qmax, |
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41 | theta= self.theta2) |
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42 | self.main_line.qmax = self.base.qmax |
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43 | |
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44 | self.left_line = VerticalLine(self, self.base.subplot,color='blue', zorder=zorder, |
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45 | ymin= self.ymin, ymax= self.ymax, |
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46 | xmin= self.xmin,xmax= self.xmin, |
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47 | theta2= self.theta2) |
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48 | self.left_line.qmax = self.base.qmax |
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49 | |
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50 | self.right_line= VerticalLine(self, self.base.subplot,color='black', zorder=zorder, |
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51 | ymin= self.ymin, ymax= self.ymax, |
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52 | xmin=self.xmax,xmax=self.xmax, |
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53 | theta2= self.theta2) |
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54 | self.right_line.qmax = self.base.qmax |
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55 | |
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56 | self.top_line= HorizontalLine(self, self.base.subplot,color='green', zorder=zorder, |
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57 | y= self.ymax, |
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58 | xmin= self.xmin, xmax= self.xmax, |
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59 | theta2= self.theta2) |
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60 | self.top_line.qmax = self.base.qmax |
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61 | |
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62 | self.bottom_line= HorizontalLine(self, self.base.subplot,color='red', zorder=zorder, |
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63 | y =self.ymin, |
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64 | xmin= self.xmin, xmax= self.xmax, |
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65 | theta2= self.theta2) |
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66 | self.bottom_line.qmax = self.base.qmax |
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67 | #self.outer_circle.set_cursor(self.base.qmax/1.8, 0) |
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68 | |
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69 | |
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70 | self.update() |
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71 | #self._post_data() |
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72 | |
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73 | # Bind to slice parameter events |
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74 | self.base.parent.Bind(SlicerParameters.EVT_SLICER_PARS, self._onEVT_SLICER_PARS) |
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75 | |
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76 | |
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77 | def _onEVT_SLICER_PARS(self, event): |
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78 | #printEVT("AnnulusSlicer._onEVT_SLICER_PARS") |
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79 | event.Skip() |
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80 | if event.type == self.__class__.__name__: |
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81 | #self.set_params(event.params) |
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82 | self.base.update() |
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83 | |
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84 | def update_and_post(self): |
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85 | self.update() |
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86 | self._post_data() |
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87 | |
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88 | def save_data(self, path, image, x, y): |
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89 | output = open(path, 'w') |
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90 | |
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91 | data_x, data_y = self.get_data(image, x, y) |
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92 | |
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93 | output.write("<phi> <average>\n") |
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94 | for i in range(len(data_x)): |
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95 | output.write("%g %g\n" % (data_x[i], data_y[i])) |
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96 | output.close() |
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97 | |
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98 | def set_layer(self, n): |
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99 | self.layernum = n |
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100 | self.update() |
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101 | |
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102 | def clear(self): |
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103 | self.clear_markers() |
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104 | self.left_line.clear() |
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105 | self.right_line.clear() |
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106 | self.top_line.clear() |
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107 | self.bottom_line.clear() |
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108 | self.main_line.clear() |
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109 | #self.base.connect.disconnect() |
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110 | self.base.parent.Unbind(SlicerParameters.EVT_SLICER_PARS) |
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111 | |
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112 | def update(self): |
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113 | """ |
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114 | Respond to changes in the model by recalculating the profiles and |
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115 | resetting the widgets. |
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116 | """ |
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117 | |
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118 | if self.main_line.has_move: |
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119 | print "main has move" |
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120 | self.main_line.update() |
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121 | self.left_line.update(mline= self.main_line) |
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122 | self.right_line.update(mline= self.main_line) |
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123 | self.top_line.update(mline= self.main_line) |
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124 | self.bottom_line.update(mline= self.main_line) |
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125 | |
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126 | if self.left_line.has_move: |
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127 | print "left has moved" |
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128 | self.left_line.update(mline= self.main_line,translation=True) |
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129 | self.right_line.update(x=-1*self.left_line.x,mline= self.main_line,translation=True) |
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130 | #self.right_line.update(xmin= self.left_line.x ,xmax=-1*self.left_line.x) |
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131 | self.top_line.update( xmin= self.left_line.x ,xmax= self.right_line.x, |
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132 | mline= self.main_line,translation=True) |
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133 | self.bottom_line.update(xmin= self.left_line.x ,xmax= self.right_line.x, |
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134 | mline= self.main_line,translation=True) |
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135 | if self.right_line.has_move: |
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136 | print "right has moved" |
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137 | self.right_line.update(mline= self.main_line,translation=True) |
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138 | self.left_line.update(x=-1*self.right_line.x,mline= self.main_line,translation=True) |
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139 | #self.left_line.update(xmin= self.right_line.x ,xmax=-1*self.right_line.x) |
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140 | self.top_line.update( xmin= self.left_line.x ,xmax= self.right_line.x, |
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141 | mline= self.main_line,translation=True) |
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142 | self.bottom_line.update(xmin= self.left_line.x ,xmax= self.right_line.x, |
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143 | mline= self.main_line,translation=True) |
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144 | |
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145 | |
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146 | if self.bottom_line.has_move: |
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147 | print "bottom has moved" |
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148 | self.bottom_line.update(mline= self.main_line,translation=True) |
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149 | self.top_line.update(y= -1*self.top_line.y,translation=True) |
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150 | self.left_line.update( ymin= self.bottom_line.y ,ymax= self.top_line.y, |
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151 | mline= self.main_line,translation=True) |
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152 | self.right_line.update(ymin= self.bottom_line.y ,ymax= self.top_line.y, |
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153 | mline= self.main_line,translation=True) |
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154 | |
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155 | if self.top_line.has_move: |
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156 | print "top has moved" |
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157 | self.top_line.update(mline= self.main_line,translation=True) |
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158 | #self.bottom_line.update()xmin=None, xmax=None,y=None, mline=None): |
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159 | self.bottom_line.update(y= -1*self.top_line.y,mline= self.main_line, |
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160 | translation=True ) |
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161 | self.left_line.update(ymin= self.bottom_line.y ,ymax= self.top_line.y, |
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162 | mline= self.main_line,translation=True) |
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163 | self.right_line.update(ymin= self.bottom_line.y ,ymax= self.top_line.y, |
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164 | mline= self.main_line,translation=True) |
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165 | |
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166 | |
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167 | def save(self, ev): |
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168 | """ |
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169 | Remember the roughness for this layer and the next so that we |
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170 | can restore on Esc. |
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171 | """ |
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172 | self.base.freeze_axes() |
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173 | self.inner_circle.save(ev) |
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174 | self.outer_circle.save(ev) |
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175 | |
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176 | def _post_data(self): |
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177 | # Compute data |
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178 | data = self.base.data2D |
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179 | from DataLoader.manipulations import Boxavg |
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180 | radius = math.sqrt(math.pow(self.qmax,2)+math.pow(self.qmax,2)) |
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181 | x_min= self.left_line.x |
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182 | x_max= self.right_line.x |
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183 | y_min= self.bottom_line.y |
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184 | y_max= self.top_line.y |
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185 | box = Boxavg (x_min=x_min, x_max=x_max, y_min=y_min, y_max=y_max) |
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186 | |
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187 | self.count, self.error= box(self.base.data2D) |
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188 | |
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189 | |
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190 | |
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191 | |
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192 | def moveend(self, ev): |
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193 | self.base.thaw_axes() |
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194 | |
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195 | # Post paramters |
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196 | event = SlicerParameters.SlicerParameterEvent() |
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197 | event.type = self.__class__.__name__ |
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198 | #event.params = self.get_params() |
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199 | wx.PostEvent(self.base.parent, event) |
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200 | |
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201 | self._post_data() |
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202 | |
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203 | def restore(self): |
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204 | """ |
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205 | Restore the roughness for this layer. |
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206 | """ |
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207 | self.inner_circle.restore() |
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208 | self.outer_circle.restore() |
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209 | |
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210 | def move(self, x, y, ev): |
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211 | """ |
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212 | Process move to a new position, making sure that the move is allowed. |
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213 | """ |
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214 | pass |
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215 | |
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216 | def set_cursor(self, x, y): |
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217 | pass |
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218 | |
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219 | def get_params(self): |
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220 | params = {} |
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221 | params["x_min"] = self.left_line.xmin |
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222 | params["x_max"] = self.right_line.xmax |
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223 | params["y_min"] = self.bottom_line.y |
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224 | params["y_max"] = self.top_line.y |
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225 | params["count"] = self.count |
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226 | params["error"] = self.error |
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227 | params["phi"] = self.main_line.theta |
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228 | return params |
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229 | |
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230 | def set_params(self, params): |
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231 | |
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232 | x_min = params["x_min"] |
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233 | x_max = params["x_max"] |
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234 | y_min = params["y_min"] |
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235 | y_max = params["y_max"] |
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236 | theta = params["theta"] |
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237 | |
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238 | self.left_line.update(ymin= y_min ,ymax= y_max) |
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239 | self.right_line.update(ymin= y_min ,ymax= y_max) |
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240 | self.top_line.update( xmin= x_min ,xmax= xmax) |
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241 | self.bottom_line.update(xmin= xmin ,xmax= xmax) |
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242 | self.main_line.update(theta) |
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243 | |
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244 | self._post_data() |
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245 | def freeze_axes(self): |
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246 | self.base.freeze_axes() |
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247 | |
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248 | def thaw_axes(self): |
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249 | self.base.thaw_axes() |
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250 | |
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251 | def draw(self): |
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252 | self.base.draw() |
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253 | |
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254 | class HorizontalLine(_BaseInteractor): |
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255 | """ |
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256 | Select an annulus through a 2D plot |
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257 | """ |
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258 | def __init__(self,base,axes,color='black', zorder=5, y=0.5, |
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259 | xmin=0.0,xmax=0.5, |
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260 | theta2= math.pi/3 ): |
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261 | |
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262 | _BaseInteractor.__init__(self, base, axes, color=color) |
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263 | self.markers = [] |
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264 | self.axes = axes |
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265 | |
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266 | self.y= y |
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267 | self.save_y = y |
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268 | |
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269 | self.xmin = xmin |
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270 | self.save_xmin = xmin |
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271 | self.xmax = xmax |
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272 | self.save_xmax = xmax |
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273 | |
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274 | self.theta2 = theta2 |
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275 | |
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276 | |
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277 | x1= self.xmin*math.cos(self.theta2)- self.y*math.sin(self.theta2) |
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278 | y1= self.xmin*math.sin(self.theta2)+ self.y*math.sin(self.theta2) |
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279 | |
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280 | x2= self.xmax*math.cos(self.theta2)- self.y*math.sin(self.theta2) |
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281 | y2= self.xmax*math.sin(self.theta2)+ self.y*math.sin(self.theta2) |
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282 | print "x1, y1", x1, y1, x2,y2 |
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283 | self.line = self.axes.plot([x1,x2],[y1,y2], |
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284 | linestyle='-', marker='', |
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285 | color=self.color, |
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286 | visible=True)[0] |
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287 | |
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288 | |
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289 | self.npts = 20 |
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290 | self.has_move=False |
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291 | self.connect_markers([self.line]) |
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292 | self.update() |
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293 | |
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294 | def set_layer(self, n): |
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295 | self.layernum = n |
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296 | self.update() |
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297 | |
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298 | def clear(self): |
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299 | self.clear_markers() |
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300 | try: |
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301 | |
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302 | self.line.remove() |
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303 | except: |
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304 | # Old version of matplotlib |
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305 | for item in range(len(self.axes.lines)): |
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306 | del self.axes.lines[0] |
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307 | |
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308 | def get_radius(self): |
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309 | |
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310 | return 0 |
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311 | |
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312 | def update(self,xmin=None, xmax=None,y=None, mline=None,translation=False): |
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313 | """ |
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314 | Draw the new roughness on the graph. |
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315 | """ |
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316 | #print "update main line", self.has_move |
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317 | if xmin !=None: |
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318 | self.xmin=xmin |
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319 | if xmax !=None: |
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320 | self.xmax=xmax |
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321 | if y !=None: |
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322 | self.y = y |
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323 | if mline !=None: |
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324 | self.theta2= mline.theta |
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325 | delta = mline.get_delta_angle() |
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326 | |
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327 | x1= self.xmin*math.cos(self.theta2)- self.y*math.sin(self.theta2) |
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328 | y1= self.xmin*math.sin(self.theta2)+ self.y*math.sin(self.theta2) |
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329 | |
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330 | x2= self.xmax*math.cos(self.theta2)- self.y*math.sin(self.theta2) |
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331 | y2= self.xmax*math.sin(self.theta2)+ self.y*math.sin(self.theta2) |
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332 | |
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333 | self.line.set(xdata=[x1,x2], ydata=[y1,y2]) |
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334 | print "Horizontal: update ",math.degrees(self.phi_left +delta),math.degrees(self.phi_right+delta) |
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335 | print x1,x2,y1,y2 |
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336 | |
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337 | #else: |
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338 | # self.line.set(xdata=[self.xmin,self.xmax], ydata=[self.y,self.y]) |
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339 | |
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340 | |
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341 | |
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342 | def save(self, ev): |
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343 | """ |
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344 | Remember the roughness for this layer and the next so that we |
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345 | can restore on Esc. |
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346 | """ |
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347 | self.save_xmin= self.xmin |
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348 | self.save_xmax= self.xmax |
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349 | |
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350 | self.save_y= self.y |
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351 | self.base.freeze_axes() |
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352 | |
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353 | def moveend(self, ev): |
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354 | |
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355 | self.has_move=False |
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356 | self.base.moveend(ev) |
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357 | |
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358 | def restore(self): |
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359 | """ |
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360 | Restore the roughness for this layer. |
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361 | """ |
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362 | self.ymin = self.save_ymin |
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363 | self.ymax = self.save_ymax |
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364 | |
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365 | def move(self, x, y, ev): |
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366 | """ |
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367 | Process move to a new position, making sure that the move is allowed. |
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368 | """ |
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369 | self.y=y |
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370 | |
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371 | |
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372 | self.has_move=True |
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373 | self.base.base.update() |
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374 | |
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375 | def set_cursor(self, x, y): |
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376 | self.move(x, y, None) |
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377 | self.update() |
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378 | |
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379 | |
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380 | def get_params(self): |
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381 | params = {} |
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382 | params["radius"] = self.xmin |
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383 | params["theta"] = self.xmax |
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384 | return params |
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385 | |
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386 | def set_params(self, params): |
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387 | |
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388 | x = params["radius"] |
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389 | self.set_cursor(x, self._inner_mouse_y) |
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390 | |
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391 | |
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392 | |
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393 | |
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394 | class VerticalLine(_BaseInteractor): |
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395 | """ |
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396 | Select an annulus through a 2D plot |
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397 | """ |
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398 | def __init__(self,base,axes,color='black', zorder=5, ymin=0.0, |
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399 | ymax=0.5,xmin= 0.5,xmax=0.5, |
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400 | theta2= math.pi/3 ): |
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401 | |
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402 | _BaseInteractor.__init__(self, base, axes, color=color) |
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403 | self.markers = [] |
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404 | self.axes = axes |
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405 | # x coordinate of the vertical line |
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406 | self.xmin = xmin |
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407 | self.save_xmin = xmin |
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408 | self.xmax = xmax |
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409 | self.save_xmax = xmax |
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410 | # minimum value of y coordinate of the vertical line |
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411 | self.ymin = ymin |
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412 | self.save_ymin = ymin |
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413 | # maximum value of y coordinate of the vertical line |
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414 | self.ymax=ymax |
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415 | self.save_ymax=ymax |
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416 | #insure rotation |
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417 | self.radius1= math.sqrt(math.pow(self.xmin, 2)+ math.pow(self.ymin, 2)) |
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418 | self.radius2= math.sqrt(math.pow(self.xmax, 2)+ math.pow(self.ymax, 2)) |
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419 | |
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420 | |
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421 | self.theta_down = math.atan2(self.ymin, self.xmin) |
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422 | self.theta_up = math.atan2(self.ymax, self.xmax) |
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423 | self.theta2= theta2 |
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424 | |
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425 | self.phi_down= self.theta_down - self.theta2 |
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426 | self.phi_up= self.theta_up - self.theta2 |
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427 | print "phi up down", math.degrees(self.phi_up),math.degrees(self.phi_down) |
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428 | #print "theta up down ", math.degrees(self.theta_up),math.degrees(self.theta_down) |
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429 | # Draw vertical line |
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430 | self.xmin= self.xmin* math.cos(self.theta2)-self.ymin *math.sin(self.theta2) |
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431 | self.xmax= self.xmax* math.cos(self.theta2)-self.ymax *math.sin(self.theta2) |
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432 | |
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433 | self.ymin= self.xmin* math.sin(self.theta2)+self.ymin *math.cos(self.theta2) |
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434 | self.ymax= self.xmax* math.sin(self.theta2)+self.ymax *math.cos(self.theta2) |
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435 | |
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436 | self.line = self.axes.plot([self.xmin,self.xmax],[self.ymin,self.ymax], |
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437 | linestyle='-', marker='', |
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438 | color=self.color, |
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439 | visible=True)[0] |
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440 | |
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441 | self.npts = 20 |
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442 | # Check vertical line motion |
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443 | self.has_move=False |
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444 | self.connect_markers([self.line]) |
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445 | self.update() |
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446 | |
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447 | def set_layer(self, n): |
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448 | self.layernum = n |
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449 | self.update() |
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450 | |
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451 | def clear(self): |
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452 | self.clear_markers() |
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453 | try: |
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454 | |
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455 | self.line.remove() |
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456 | except: |
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457 | # Old version of matplotlib |
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458 | for item in range(len(self.axes.lines)): |
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459 | del self.axes.lines[0] |
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460 | |
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461 | def get_radius(self): |
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462 | return 0 |
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463 | |
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464 | def update(self,x=None,ymin=None, ymax=None, mline=None,translation=False): |
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465 | """ |
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466 | Draw the new roughness on the graph. |
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467 | """ |
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468 | if x!=None: |
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469 | self.x = x |
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470 | if ymin !=None: |
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471 | self.ymin = ymin |
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472 | if ymax !=None: |
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473 | self.ymax = ymax |
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474 | if mline !=None: |
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475 | |
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476 | self.theta2= mline.theta |
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477 | delta = mline.get_delta_angle() |
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478 | if translation: |
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479 | delta= 0 |
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480 | # rotation |
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481 | x1 = self.radius1 * math.cos(self.phi_down + delta) |
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482 | y1= self.radius1 * math.sin(self.phi_down + delta) |
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483 | |
---|
484 | x2= -1*self.radius2 * math.cos( self.phi_up + delta) |
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485 | y2= -1*self.radius2 * math.sin(self.phi_up + delta) |
---|
486 | self.xmin= x1 |
---|
487 | self.xmax=x2 |
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488 | self.ymin= y1 |
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489 | self.ymax= y2 |
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490 | self.line.set(xdata=[self.xmin,self.xmax], ydata=[self.ymin,self.ymax]) |
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491 | |
---|
492 | #else: |
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493 | # self.line.set(xdata=[self.x,self.x], ydata=[self.ymin,self.ymax]) |
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494 | |
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495 | |
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496 | |
---|
497 | def save(self, ev): |
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498 | """ |
---|
499 | Remember the roughness for this layer and the next so that we |
---|
500 | can restore on Esc. |
---|
501 | """ |
---|
502 | #self.save_x= self.x |
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503 | self.save_xmin= self.xmin |
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504 | self.save_xmax= self.xmax |
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505 | self.save_ymin= self.ymin |
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506 | self.save_ymax= self.ymax |
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507 | |
---|
508 | self.base.freeze_axes() |
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509 | |
---|
510 | def moveend(self, ev): |
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511 | |
---|
512 | self.has_move=False |
---|
513 | self.base.moveend(ev) |
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514 | |
---|
515 | def restore(self): |
---|
516 | """ |
---|
517 | Restore the roughness for this layer. |
---|
518 | """ |
---|
519 | self.xmin = self.save_xmin |
---|
520 | self.xmax = self.save_xmax |
---|
521 | self.ymin=self.save_ymin |
---|
522 | self.ymax=self.save_ymax |
---|
523 | |
---|
524 | |
---|
525 | def move(self, x, y, ev): |
---|
526 | """ |
---|
527 | Process move to a new position, making sure that the move is allowed. |
---|
528 | """ |
---|
529 | delta_xmin = x- self.save_xmin |
---|
530 | delta_xmax = x- self.save_xmax |
---|
531 | delta_ymin = y- self.save_ymin |
---|
532 | delta_ymax = y- self.save_ymax |
---|
533 | |
---|
534 | self.xmin= self.xmin + delta_xmin |
---|
535 | self.xmax= self.xmax + delta_xmax |
---|
536 | |
---|
537 | self.ymin= self.ymin +delta_ymin |
---|
538 | self.ymax= self.ymax +delta_ymax |
---|
539 | |
---|
540 | |
---|
541 | self.has_move=True |
---|
542 | self.base.base.update() |
---|
543 | |
---|
544 | |
---|
545 | def set_cursor(self, x, y): |
---|
546 | self.move(x, y, None) |
---|
547 | self.update() |
---|
548 | |
---|
549 | |
---|
550 | def get_params(self): |
---|
551 | params = {} |
---|
552 | params["x"] = self.xmin |
---|
553 | params["ymin"] = self.ymin |
---|
554 | params["ymax"] = self.ymax |
---|
555 | return params |
---|
556 | |
---|
557 | def set_params(self, params): |
---|
558 | """ |
---|
559 | Draw a vertical line given some value of params |
---|
560 | @param params: a dictionary containing value for x, ymin , ymax to draw |
---|
561 | a vertical line |
---|
562 | """ |
---|
563 | x = params["x"] |
---|
564 | ymin = params["ymin"] |
---|
565 | ymax = params["ymax"] |
---|
566 | #self.set_cursor(x, self._inner_mouse_y) |
---|
567 | self.update(self,x =x,ymin =ymin, ymax =ymax) |
---|
568 | |
---|
569 | |
---|
570 | |
---|
571 | class LineInteractor(_BaseInteractor): |
---|
572 | """ |
---|
573 | Select an annulus through a 2D plot |
---|
574 | """ |
---|
575 | def __init__(self,base,axes,color='black', zorder=5, r=1.0,theta=math.pi/4): |
---|
576 | |
---|
577 | _BaseInteractor.__init__(self, base, axes, color=color) |
---|
578 | self.markers = [] |
---|
579 | self.axes = axes |
---|
580 | |
---|
581 | self.save_theta = theta |
---|
582 | self.theta= theta |
---|
583 | |
---|
584 | self.radius = r |
---|
585 | |
---|
586 | self.scale = 10.0 |
---|
587 | |
---|
588 | # Inner circle |
---|
589 | x1= self.radius*math.cos(self.theta) |
---|
590 | y1= self.radius*math.sin(self.theta) |
---|
591 | x2= -1*self.radius*math.cos(self.theta) |
---|
592 | y2= -1*self.radius*math.sin(self.theta) |
---|
593 | |
---|
594 | self.line = self.axes.plot([x1,x2],[y1,y2], |
---|
595 | linestyle='-', marker='', |
---|
596 | color=self.color, |
---|
597 | visible=True)[0] |
---|
598 | |
---|
599 | self.npts = 20 |
---|
600 | self.has_move=False |
---|
601 | self.connect_markers([self.line]) |
---|
602 | self.update() |
---|
603 | |
---|
604 | def set_layer(self, n): |
---|
605 | |
---|
606 | self.layernum = n |
---|
607 | self.update() |
---|
608 | |
---|
609 | def clear(self): |
---|
610 | """ |
---|
611 | Remove the line of the plot |
---|
612 | """ |
---|
613 | self.clear_markers() |
---|
614 | try: |
---|
615 | self.line.remove() |
---|
616 | except: |
---|
617 | # Old version of matplotlib |
---|
618 | for item in range(len(self.axes.lines)): |
---|
619 | del self.axes.lines[0] |
---|
620 | |
---|
621 | |
---|
622 | |
---|
623 | def get_delta_angle(self): |
---|
624 | """ |
---|
625 | return difference between initial angle and the final angle during |
---|
626 | rotation |
---|
627 | """ |
---|
628 | return self.theta - self.save_theta |
---|
629 | |
---|
630 | def update(self, theta=None,radius=None): |
---|
631 | """ |
---|
632 | Draw a line given and angle relative to the x-axis and a radius |
---|
633 | @param theta: the angle realtive to the x-axis |
---|
634 | @param radius: the distance between the center and one end of the line |
---|
635 | """ |
---|
636 | |
---|
637 | if theta !=None: |
---|
638 | self.theta= theta |
---|
639 | if radius !=None: |
---|
640 | self.radius =radius |
---|
641 | print "update main line", math.degrees(self.theta) |
---|
642 | x1= self.radius*math.cos(self.theta) |
---|
643 | y1= self.radius*math.sin(self.theta) |
---|
644 | x2= -1*self.radius*math.cos(self.theta) |
---|
645 | y2= -1*self.radius*math.sin(self.theta) |
---|
646 | |
---|
647 | self.line.set(xdata=[x1,x2], ydata=[y1,y2]) |
---|
648 | |
---|
649 | |
---|
650 | |
---|
651 | def save(self, ev): |
---|
652 | """ |
---|
653 | Remember the roughness for this layer and the next so that we |
---|
654 | can restore on Esc. |
---|
655 | """ |
---|
656 | self.save_theta= self.theta |
---|
657 | self.base.freeze_axes() |
---|
658 | |
---|
659 | def moveend(self, ev): |
---|
660 | |
---|
661 | self.has_move=False |
---|
662 | self.base.moveend(ev) |
---|
663 | |
---|
664 | def restore(self): |
---|
665 | """ |
---|
666 | Restore the roughness for this layer. |
---|
667 | """ |
---|
668 | self.theta = self.save_theta |
---|
669 | |
---|
670 | def move(self, x, y, ev): |
---|
671 | """ |
---|
672 | Process move to a new position, making sure that the move is allowed. |
---|
673 | """ |
---|
674 | self.theta= math.atan2(y,x) |
---|
675 | #print "main_line previous theta --- next theta ",math.degrees(self.save_theta),math.degrees(self.theta) |
---|
676 | self.has_move=True |
---|
677 | self.base.base.update() |
---|
678 | |
---|
679 | |
---|
680 | def set_cursor(self, x, y): |
---|
681 | |
---|
682 | self.move(x, y, None) |
---|
683 | self.update() |
---|
684 | |
---|
685 | |
---|
686 | def get_params(self): |
---|
687 | """ |
---|
688 | return params a dictionary containing values of paramters necessary to draw |
---|
689 | this line |
---|
690 | """ |
---|
691 | params = {} |
---|
692 | params["radius"] = self.radius |
---|
693 | params["theta"] = self.theta |
---|
694 | return params |
---|
695 | |
---|
696 | def set_params(self, params): |
---|
697 | """ |
---|
698 | Draw the line given value contains by params |
---|
699 | @param params: dictionary containing name of parameters and their values |
---|
700 | """ |
---|
701 | radius = params["radius"] |
---|
702 | theta = params["theta"] |
---|
703 | self.update(x, theta= theta , radius = radius ) |
---|
704 | |
---|
705 | |
---|
706 | |
---|
707 | |
---|
708 | |
---|