| 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, numpy |
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| 14 | |
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| 15 | from sans.guicomm.events import NewPlotEvent, StatusEvent,SlicerParameterEvent,EVT_SLICER_PARS |
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| 16 | import SlicerParameters |
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| 17 | import wx |
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| 18 | |
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| 19 | |
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| 20 | class BoxInteractor(_BaseInteractor): |
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| 21 | """ |
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| 22 | Select an annulus through a 2D plot |
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| 23 | """ |
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| 24 | def __init__(self,base,axes,color='black', zorder=3): |
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| 25 | _BaseInteractor.__init__(self, base, axes, color=color) |
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| 26 | |
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| 27 | self.markers = [] |
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| 28 | self.axes = axes |
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| 29 | |
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| 30 | self.connect = self.base.connect |
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| 31 | |
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| 32 | self.x= 0.5*min(math.fabs(self.base.data2D.xmax),math.fabs( self.base.data2D.xmin)) |
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| 33 | self.y= 0.5*min(math.fabs(self.base.data2D.xmax),math.fabs( self.base.data2D.xmin)) |
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| 34 | |
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| 35 | self.qmax = max(self.base.data2D.xmax,self.base.data2D.xmin, |
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| 36 | self.base.data2D.ymax,self.base.data2D.ymin ) |
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| 37 | |
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| 38 | ## Number of points on the plot |
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| 39 | self.nbins = 30 |
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| 40 | self.count=0 |
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| 41 | self.error=0 |
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| 42 | self.averager=None |
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| 43 | |
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| 44 | self.vertical_lines = VerticalLines(self, self.base.subplot,color='blue', |
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| 45 | zorder=zorder, |
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| 46 | y= self.y , |
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| 47 | x= self.x) |
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| 48 | self.vertical_lines.qmax = self.qmax |
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| 49 | |
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| 50 | self.horizontal_lines= HorizontalLines(self, self.base.subplot,color='green', |
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| 51 | zorder=zorder, |
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| 52 | x= self.x, |
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| 53 | y= self.y) |
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| 54 | self.horizontal_lines.qmax= self.qmax |
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| 55 | |
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| 56 | |
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| 57 | |
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| 58 | self.update() |
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| 59 | self._post_data() |
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| 60 | |
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| 61 | # Bind to slice parameter events |
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| 62 | self.base.Bind(EVT_SLICER_PARS, self._onEVT_SLICER_PARS) |
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| 63 | |
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| 64 | |
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| 65 | def _onEVT_SLICER_PARS(self, event): |
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| 66 | wx.PostEvent(self.base.parent, StatusEvent(status="BoxSlicer._onEVT_SLICER_PARS")) |
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| 67 | event.Skip() |
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| 68 | if event.type == self.__class__.__name__: |
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| 69 | self.set_params(event.params) |
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| 70 | self.base.update() |
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| 71 | |
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| 72 | def update_and_post(self): |
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| 73 | self.update() |
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| 74 | self._post_data() |
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| 75 | |
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| 76 | def save_data(self, path, image, x, y): |
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| 77 | output = open(path, 'w') |
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| 78 | |
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| 79 | data_x, data_y = self.get_data(image, x, y) |
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| 80 | |
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| 81 | output.write("<phi> <average>\n") |
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| 82 | for i in range(len(data_x)): |
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| 83 | output.write("%g %g\n" % (data_x[i], data_y[i])) |
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| 84 | output.close() |
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| 85 | |
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| 86 | def set_layer(self, n): |
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| 87 | self.layernum = n |
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| 88 | self.update() |
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| 89 | |
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| 90 | def clear(self): |
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| 91 | self.averager=None |
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| 92 | self.clear_markers() |
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| 93 | self.horizontal_lines.clear() |
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| 94 | self.vertical_lines.clear() |
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| 95 | self.base.connect.clearall() |
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| 96 | |
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| 97 | self.base.Unbind(EVT_SLICER_PARS) |
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| 98 | |
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| 99 | def update(self): |
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| 100 | """ |
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| 101 | Respond to changes in the model by recalculating the profiles and |
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| 102 | resetting the widgets. |
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| 103 | """ |
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| 104 | if self.horizontal_lines.has_move: |
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| 105 | #print "top has moved" |
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| 106 | self.horizontal_lines.update() |
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| 107 | self.vertical_lines.update(y=self.horizontal_lines.y) |
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| 108 | if self.vertical_lines.has_move: |
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| 109 | #print "right has moved" |
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| 110 | self.vertical_lines.update() |
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| 111 | self.horizontal_lines.update(x=self.vertical_lines.x) |
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| 112 | |
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| 113 | |
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| 114 | |
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| 115 | def save(self, ev): |
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| 116 | """ |
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| 117 | Remember the roughness for this layer and the next so that we |
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| 118 | can restore on Esc. |
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| 119 | """ |
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| 120 | self.base.freeze_axes() |
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| 121 | self.vertical_lines.save(ev) |
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| 122 | self.horizontal_lines.save(ev) |
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| 123 | |
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| 124 | def _post_data(self): |
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| 125 | pass |
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| 126 | |
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| 127 | |
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| 128 | def post_data(self,new_slab=None , nbins=None): |
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| 129 | """ post data averaging in Q""" |
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| 130 | x_min= -1*math.fabs(self.vertical_lines.x) |
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| 131 | x_max= math.fabs(self.vertical_lines.x) |
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| 132 | |
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| 133 | y_min= -1*math.fabs(self.horizontal_lines.y) |
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| 134 | y_max= math.fabs(self.horizontal_lines.y) |
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| 135 | |
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| 136 | if nbins !=None: |
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| 137 | self.nbins |
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| 138 | if self.averager==None: |
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| 139 | if new_slab ==None: |
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| 140 | raise ValueError,"post data:cannot average , averager is empty" |
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| 141 | self.averager= new_slab |
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| 142 | bin_width= (x_max + math.fabs(x_min))/self.nbins |
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| 143 | |
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| 144 | box = self.averager( x_min=x_min, x_max=x_max, y_min=y_min, y_max=y_max, |
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| 145 | bin_width=bin_width) |
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| 146 | |
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| 147 | boxavg = box(self.base.data2D) |
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| 148 | |
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| 149 | from sans.guiframe.dataFitting import Data1D |
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| 150 | if hasattr(boxavg,"dxl"): |
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| 151 | dxl= boxavg.dxl |
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| 152 | else: |
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| 153 | dxl= None |
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| 154 | if hasattr(boxavg,"dxw"): |
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| 155 | dxw=boxavg.dxw |
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| 156 | else: |
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| 157 | dxw= None |
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| 158 | |
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| 159 | new_plot = Data1D(x=boxavg.x,y=boxavg.y,dy=boxavg.dy,dxl=dxl,dxw=dxw) |
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| 160 | new_plot.name = str(self.averager.__name__) +"("+ self.base.data2D.name+")" |
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| 161 | |
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| 162 | |
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| 163 | |
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| 164 | new_plot.source=self.base.data2D.source |
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| 165 | new_plot.interactive = True |
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| 166 | #print "loader output.detector",output.source |
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| 167 | new_plot.detector =self.base.data2D.detector |
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| 168 | # If the data file does not tell us what the axes are, just assume... |
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| 169 | new_plot.xaxis("\\rm{Q}", 'rad') |
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| 170 | new_plot.yaxis("\\rm{Intensity} ","cm^{-1}") |
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| 171 | new_plot.group_id = str(self.averager.__name__)+self.base.data2D.name |
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| 172 | new_plot.id = str(self.averager.__name__) |
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| 173 | wx.PostEvent(self.base.parent, NewPlotEvent(plot=new_plot, |
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| 174 | title=str(self.averager.__name__) )) |
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| 175 | |
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| 176 | |
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| 177 | |
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| 178 | def moveend(self, ev): |
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| 179 | self.base.thaw_axes() |
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| 180 | |
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| 181 | # Post paramters |
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| 182 | event = SlicerParameterEvent() |
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| 183 | event.type = self.__class__.__name__ |
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| 184 | event.params = self.get_params() |
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| 185 | wx.PostEvent(self.base.parent, event) |
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| 186 | |
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| 187 | self._post_data() |
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| 188 | |
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| 189 | def restore(self): |
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| 190 | """ |
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| 191 | Restore the roughness for this layer. |
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| 192 | """ |
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| 193 | self.horizontal_lines.restore() |
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| 194 | self.vertical_lines.restore() |
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| 195 | |
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| 196 | |
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| 197 | def move(self, x, y, ev): |
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| 198 | """ |
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| 199 | Process move to a new position, making sure that the move is allowed. |
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| 200 | """ |
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| 201 | pass |
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| 202 | |
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| 203 | def set_cursor(self, x, y): |
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| 204 | pass |
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| 205 | |
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| 206 | def get_params(self): |
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| 207 | params = {} |
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| 208 | params["x_max"]= math.fabs(self.vertical_lines.x) |
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| 209 | params["y_max"]= math.fabs(self.horizontal_lines.y) |
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| 210 | params["nbins"]= self.nbins |
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| 211 | |
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| 212 | return params |
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| 213 | |
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| 214 | def set_params(self, params): |
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| 215 | |
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| 216 | self.x = float(math.fabs(params["x_max"])) |
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| 217 | self.y = float(math.fabs(params["y_max"] )) |
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| 218 | self.nbins=params["nbins"] |
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| 219 | |
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| 220 | self.horizontal_lines.update(x= self.x, y= self.y) |
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| 221 | self.vertical_lines.update(x= self.x, y= self.y) |
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| 222 | self.post_data( nbins=None) |
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| 223 | |
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| 224 | |
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| 225 | def freeze_axes(self): |
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| 226 | self.base.freeze_axes() |
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| 227 | |
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| 228 | def thaw_axes(self): |
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| 229 | self.base.thaw_axes() |
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| 230 | |
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| 231 | def draw(self): |
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| 232 | self.base.draw() |
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| 233 | |
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| 234 | class HorizontalLines(_BaseInteractor): |
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| 235 | """ |
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| 236 | Select an annulus through a 2D plot |
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| 237 | """ |
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| 238 | def __init__(self,base,axes,color='black', zorder=5,x=0.5, y=0.5): |
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| 239 | |
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| 240 | _BaseInteractor.__init__(self, base, axes, color=color) |
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| 241 | self.markers = [] |
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| 242 | self.axes = axes |
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| 243 | self.x= x |
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| 244 | self.save_x= x |
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| 245 | |
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| 246 | self.y= y |
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| 247 | self.save_y= y |
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| 248 | |
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| 249 | try: |
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| 250 | # Inner circle marker |
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| 251 | self.inner_marker = self.axes.plot([0],[self.y], linestyle='', |
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| 252 | marker='s', markersize=10, |
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| 253 | color=self.color, alpha=0.6, |
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| 254 | pickradius=5, label="pick", |
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| 255 | zorder=zorder, # Prefer this to other lines |
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| 256 | visible=True)[0] |
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| 257 | except: |
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| 258 | self.inner_marker = self.axes.plot([0],[self.y], linestyle='', |
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| 259 | marker='s', markersize=10, |
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| 260 | color=self.color, alpha=0.6, |
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| 261 | label="pick", |
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| 262 | visible=True)[0] |
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| 263 | message = "\nTHIS PROTOTYPE NEEDS THE LATEST VERSION OF MATPLOTLIB\n" |
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| 264 | message += "Get the SVN version that is at least as recent as June 1, 2007" |
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| 265 | |
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| 266 | self.top_line = self.axes.plot([self.x,-self.x], |
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| 267 | [self.y,self.y], |
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| 268 | linestyle='-', marker='', |
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| 269 | color=self.color, |
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| 270 | visible=True)[0] |
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| 271 | self.bottom_line = self.axes.plot([self.x,-self.x], |
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| 272 | [-self.y,-self.y], |
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| 273 | linestyle='-', marker='', |
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| 274 | color=self.color, |
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| 275 | visible=True)[0] |
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| 276 | |
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| 277 | self.has_move=False |
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| 278 | self.connect_markers([self.top_line, self.inner_marker]) |
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| 279 | self.update() |
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| 280 | |
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| 281 | def set_layer(self, n): |
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| 282 | self.layernum = n |
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| 283 | self.update() |
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| 284 | |
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| 285 | def clear(self): |
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| 286 | self.clear_markers() |
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| 287 | try: |
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| 288 | self.inner_marker.remove() |
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| 289 | self.top_line.remove() |
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| 290 | self.bottom_line.remove() |
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| 291 | except: |
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| 292 | # Old version of matplotlib |
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| 293 | for item in range(len(self.axes.lines)): |
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| 294 | del self.axes.lines[0] |
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| 295 | |
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| 296 | |
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| 297 | def update(self,x=None,y=None): |
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| 298 | """ |
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| 299 | Draw the new roughness on the graph. |
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| 300 | """ |
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| 301 | if x!=None: |
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| 302 | self.x = numpy.sign(self.x)*math.fabs(x) |
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| 303 | if y !=None: |
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| 304 | self.y = numpy.sign(self.y)*math.fabs(y) |
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| 305 | self.inner_marker.set(xdata=[0],ydata=[self.y]) |
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| 306 | |
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| 307 | self.top_line.set(xdata=[self.x,-self.x], |
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| 308 | ydata=[self.y,self.y]) |
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| 309 | self.bottom_line.set(xdata=[self.x,-self.x], |
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| 310 | ydata=[-self.y, -self.y]) |
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| 311 | |
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| 312 | |
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| 313 | def save(self, ev): |
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| 314 | """ |
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| 315 | Remember the roughness for this layer and the next so that we |
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| 316 | can restore on Esc. |
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| 317 | """ |
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| 318 | self.save_x= self.x |
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| 319 | self.save_y= self.y |
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| 320 | |
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| 321 | self.base.freeze_axes() |
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| 322 | |
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| 323 | def moveend(self, ev): |
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| 324 | |
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| 325 | self.has_move=False |
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| 326 | self.base.moveend(ev) |
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| 327 | |
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| 328 | def restore(self): |
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| 329 | """ |
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| 330 | Restore the roughness for this layer. |
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| 331 | """ |
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| 332 | self.x = self.save_x |
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| 333 | self.y = self.save_y |
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| 334 | |
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| 335 | |
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| 336 | def move(self, x, y, ev): |
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| 337 | """ |
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| 338 | Process move to a new position, making sure that the move is allowed. |
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| 339 | """ |
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| 340 | #print "horizontal move x y " |
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| 341 | self.y= y |
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| 342 | self.has_move=True |
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| 343 | self.base.base.update() |
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| 344 | |
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| 345 | |
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| 346 | |
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| 347 | |
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| 348 | |
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| 349 | class VerticalLines(_BaseInteractor): |
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| 350 | """ |
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| 351 | Select an annulus through a 2D plot |
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| 352 | """ |
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| 353 | def __init__(self,base,axes,color='black',zorder=5,x=0.5, y=0.5): |
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| 354 | |
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| 355 | _BaseInteractor.__init__(self, base, axes, color=color) |
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| 356 | self.markers = [] |
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| 357 | self.axes = axes |
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| 358 | |
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| 359 | self.x= math.fabs(x) |
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| 360 | self.save_x= self.x |
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| 361 | self.y= math.fabs(y) |
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| 362 | self.save_y= y |
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| 363 | |
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| 364 | try: |
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| 365 | # Inner circle marker |
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| 366 | self.inner_marker = self.axes.plot([self.x],[0], linestyle='', |
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| 367 | marker='s', markersize=10, |
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| 368 | color=self.color, alpha=0.6, |
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| 369 | pickradius=5, label="pick", |
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| 370 | zorder=zorder, # Prefer this to other lines |
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| 371 | visible=True)[0] |
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| 372 | except: |
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| 373 | self.inner_marker = self.axes.plot([self.x],[0], linestyle='', |
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| 374 | marker='s', markersize=10, |
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| 375 | color=self.color, alpha=0.6, |
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| 376 | label="pick", |
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| 377 | visible=True)[0] |
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| 378 | message = "\nTHIS PROTOTYPE NEEDS THE LATEST VERSION OF MATPLOTLIB\n" |
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| 379 | message += "Get the SVN version that is at least as recent as June 1, 2007" |
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| 380 | |
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| 381 | self.right_line = self.axes.plot([self.x,self.x],[self.y,-self.y], |
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| 382 | linestyle='-', marker='', |
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| 383 | color=self.color, |
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| 384 | visible=True)[0] |
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| 385 | self.left_line = self.axes.plot([-self.x,-self.x],[self.y,-self.y], |
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| 386 | linestyle='-', marker='', |
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| 387 | color=self.color, |
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| 388 | visible=True)[0] |
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| 389 | |
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| 390 | self.has_move=False |
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| 391 | self.connect_markers([self.right_line, self.inner_marker]) |
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| 392 | self.update() |
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| 393 | |
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| 394 | def set_layer(self, n): |
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| 395 | self.layernum = n |
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| 396 | self.update() |
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| 397 | |
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| 398 | def clear(self): |
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| 399 | self.clear_markers() |
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| 400 | try: |
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| 401 | self.inner_marker.remove() |
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| 402 | self.left_line.remove() |
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| 403 | self.right_line.remove() |
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| 404 | except: |
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| 405 | # Old version of matplotlib |
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| 406 | for item in range(len(self.axes.lines)): |
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| 407 | del self.axes.lines[0] |
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| 408 | |
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| 409 | def update(self,x=None,y=None): |
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| 410 | """ |
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| 411 | Draw the new roughness on the graph. |
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| 412 | """ |
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| 413 | |
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| 414 | if x!=None: |
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| 415 | self.x = numpy.sign(self.x)*math.fabs(x) |
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| 416 | if y !=None: |
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| 417 | self.y = numpy.sign(self.y)*math.fabs(y) |
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| 418 | |
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| 419 | self.inner_marker.set(xdata=[self.x],ydata=[0]) |
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| 420 | self.left_line.set(xdata=[-self.x,-self.x], |
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| 421 | ydata=[self.y,-self.y]) |
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| 422 | self.right_line.set(xdata=[self.x,self.x], |
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| 423 | ydata=[self.y,-self.y]) |
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| 424 | |
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| 425 | |
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| 426 | def save(self, ev): |
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| 427 | """ |
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| 428 | Remember the roughness for this layer and the next so that we |
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| 429 | can restore on Esc. |
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| 430 | """ |
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| 431 | self.save_x= self.x |
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| 432 | self.save_y= self.y |
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| 433 | |
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| 434 | self.base.freeze_axes() |
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| 435 | |
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| 436 | def moveend(self, ev): |
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| 437 | |
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| 438 | self.has_move=False |
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| 439 | self.base.moveend(ev) |
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| 440 | |
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| 441 | def restore(self): |
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| 442 | """ |
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| 443 | Restore the roughness for this layer. |
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| 444 | """ |
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| 445 | self.x = self.save_x |
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| 446 | self.y = self.save_y |
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| 447 | |
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| 448 | |
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| 449 | def move(self, x, y, ev): |
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| 450 | """ |
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| 451 | Process move to a new position, making sure that the move is allowed. |
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| 452 | """ |
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| 453 | self.has_move=True |
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| 454 | self.x= x |
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| 455 | self.base.base.update() |
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| 456 | |
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| 457 | |
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| 458 | |
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| 459 | |
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| 460 | class BoxInteractorX(BoxInteractor): |
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| 461 | def __init__(self,base,axes,color='black', zorder=3): |
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| 462 | BoxInteractor.__init__(self, base, axes, color=color) |
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| 463 | self.base=base |
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| 464 | self._post_data() |
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| 465 | def _post_data(self): |
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| 466 | from DataLoader.manipulations import SlabX |
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| 467 | self.post_data(SlabX ) |
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| 468 | |
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| 469 | |
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| 470 | class BoxInteractorY(BoxInteractor): |
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| 471 | def __init__(self,base,axes,color='black', zorder=3): |
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| 472 | BoxInteractor.__init__(self, base, axes, color=color) |
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| 473 | self.base=base |
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| 474 | self._post_data() |
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| 475 | def _post_data(self): |
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| 476 | from DataLoader.manipulations import SlabY |
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| 477 | self.post_data(SlabY ) |
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| 478 | |
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| 479 | |
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