[ef0c170] | 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 sans.guicomm.events import StatusEvent |
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| 11 | from sans.guicomm.events import NewPlotEvent |
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| 12 | from BaseInteractor import _BaseInteractor |
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| 13 | from copy import deepcopy |
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| 14 | import math |
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| 15 | |
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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 AnnulusInteractor(_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): |
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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 | |
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| 31 | ## Number of points on the plot |
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| 32 | self.nbins = 20 |
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| 33 | |
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| 34 | # Inner circle |
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| 35 | self.inner_circle = RingInteractor(self, self.base.subplot, zorder=zorder, r=self.qmax/2.0) |
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| 36 | self.inner_circle.qmax = self.base.qmax |
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| 37 | self.outer_circle = RingInteractor(self, self.base.subplot, zorder=zorder+1, r=self.qmax/1.8) |
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| 38 | self.outer_circle.qmax = self.base.qmax*1.2 |
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| 39 | #self.outer_circle.set_cursor(self.base.qmax/1.8, 0) |
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| 40 | |
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| 41 | |
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| 42 | self.update() |
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[7ab9241] | 43 | self._post_data() |
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[ef0c170] | 44 | |
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| 45 | # Bind to slice parameter events |
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| 46 | self.base.parent.Bind(SlicerParameters.EVT_SLICER_PARS, self._onEVT_SLICER_PARS) |
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| 47 | |
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| 48 | |
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| 49 | def _onEVT_SLICER_PARS(self, event): |
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| 50 | wx.PostEvent(self.base.parent, StatusEvent(status="AnnulusSlicer._onEVT_SLICER_PARS")) |
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| 51 | event.Skip() |
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| 52 | if event.type == self.__class__.__name__: |
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| 53 | self.set_params(event.params) |
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| 54 | self.base.update() |
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| 55 | |
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| 56 | def update_and_post(self): |
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| 57 | self.update() |
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| 58 | self._post_data() |
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| 59 | |
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| 60 | def save_data(self, path, image, x, y): |
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| 61 | output = open(path, 'w') |
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| 62 | |
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| 63 | data_x, data_y = self.get_data(image, x, y) |
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| 64 | |
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| 65 | output.write("<phi> <average>\n") |
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| 66 | for i in range(len(data_x)): |
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| 67 | output.write("%g %g\n" % (data_x[i], data_y[i])) |
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| 68 | output.close() |
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| 69 | |
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| 70 | def set_layer(self, n): |
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| 71 | self.layernum = n |
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| 72 | self.update() |
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| 73 | |
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| 74 | def clear(self): |
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| 75 | self.clear_markers() |
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| 76 | self.outer_circle.clear() |
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| 77 | self.inner_circle.clear() |
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| 78 | #self.base.connect.disconnect() |
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| 79 | self.base.parent.Unbind(SlicerParameters.EVT_SLICER_PARS) |
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| 80 | |
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| 81 | def update(self): |
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| 82 | """ |
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| 83 | Respond to changes in the model by recalculating the profiles and |
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| 84 | resetting the widgets. |
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| 85 | """ |
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| 86 | # Update locations |
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| 87 | self.inner_circle.update() |
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| 88 | self.outer_circle.update() |
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| 89 | |
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| 90 | |
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| 91 | |
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| 92 | def save(self, ev): |
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| 93 | """ |
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| 94 | Remember the roughness for this layer and the next so that we |
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| 95 | can restore on Esc. |
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| 96 | """ |
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| 97 | self.base.freeze_axes() |
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| 98 | self.inner_circle.save(ev) |
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| 99 | self.outer_circle.save(ev) |
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| 100 | |
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[5554566] | 101 | def _post_data(self,nbins=None): |
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[ef0c170] | 102 | # Compute data |
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| 103 | data = self.base.data2D |
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| 104 | # If we have no data, just return |
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| 105 | if data == None: |
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| 106 | return |
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| 107 | |
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| 108 | from DataLoader.manipulations import SectorPhi |
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| 109 | radius = math.sqrt(math.pow(self.qmax,2)+math.pow(self.qmax,2)) |
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[5554566] | 110 | rmin= self.inner_circle.get_radius() |
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| 111 | rmax = self.outer_circle.get_radius() |
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| 112 | sect = SectorPhi(r_min=rmin , r_max= rmax, phi_min=-1*math.pi, phi_max=math.pi) |
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[ef0c170] | 113 | if nbins!=None: |
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| 114 | sect.nbins = nbins |
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| 115 | |
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| 116 | sector = sect(self.base.data2D) |
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| 117 | |
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| 118 | from sans.guiframe.dataFitting import Data1D |
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| 119 | if hasattr(sector,"dxl"): |
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| 120 | dxl= sector.dxl |
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| 121 | else: |
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| 122 | dxl= None |
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| 123 | if hasattr(sector,"dxw"): |
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| 124 | dxw= sector.dxw |
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| 125 | else: |
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| 126 | dxw= None |
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| 127 | |
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| 128 | new_plot = Data1D(x=sector.x,y=sector.y,dy=sector.dy,dxl=dxl,dxw=dxw) |
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| 129 | new_plot.name = "SectorPhi" +"("+ self.base.data2D.name+")" |
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| 130 | |
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| 131 | |
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| 132 | |
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| 133 | new_plot.source=self.base.data2D.source |
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| 134 | new_plot.info=self.base.data2D.info |
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| 135 | new_plot.interactive = True |
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| 136 | #print "loader output.detector",output.source |
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| 137 | new_plot.detector =self.base.data2D.detector |
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| 138 | # If the data file does not tell us what the axes are, just assume... |
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| 139 | new_plot.xaxis("\\rm{Q}", 'rad') |
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| 140 | new_plot.yaxis("\\rm{Intensity} ","cm^{-1}") |
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| 141 | new_plot.group_id = "SectorPhi"+self.base.data2D.name |
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| 142 | wx.PostEvent(self.base.parent, NewPlotEvent(plot=new_plot, |
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| 143 | title="SectorPhi" )) |
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| 144 | |
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| 145 | |
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| 146 | |
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| 147 | |
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| 148 | def moveend(self, ev): |
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| 149 | self.base.thaw_axes() |
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| 150 | |
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| 151 | # Post paramters |
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| 152 | event = SlicerParameters.SlicerParameterEvent() |
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| 153 | event.type = self.__class__.__name__ |
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| 154 | event.params = self.get_params() |
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| 155 | wx.PostEvent(self.base.parent, event) |
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| 156 | |
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| 157 | self._post_data() |
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| 158 | |
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| 159 | def restore(self): |
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| 160 | """ |
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| 161 | Restore the roughness for this layer. |
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| 162 | """ |
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| 163 | self.inner_circle.restore() |
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| 164 | self.outer_circle.restore() |
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| 165 | |
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| 166 | def move(self, x, y, ev): |
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| 167 | """ |
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| 168 | Process move to a new position, making sure that the move is allowed. |
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| 169 | """ |
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| 170 | pass |
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| 171 | |
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| 172 | def set_cursor(self, x, y): |
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| 173 | pass |
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| 174 | |
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| 175 | def get_params(self): |
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| 176 | params = {} |
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| 177 | params["inner_radius"] = self.inner_circle._inner_mouse_x |
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| 178 | params["outer_radius"] = self.outer_circle._inner_mouse_x |
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| 179 | params["nbins"] = self.nbins |
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| 180 | return params |
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| 181 | |
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| 182 | def set_params(self, params): |
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| 183 | |
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| 184 | inner = params["inner_radius"] |
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| 185 | outer = params["outer_radius"] |
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| 186 | self.nbins = int(params["nbins"]) |
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| 187 | self.inner_circle.set_cursor(inner, self.inner_circle._inner_mouse_y) |
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| 188 | self.outer_circle.set_cursor(outer, self.outer_circle._inner_mouse_y) |
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[5554566] | 189 | self._post_data(self.nbins) |
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[ef0c170] | 190 | |
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| 191 | def freeze_axes(self): |
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| 192 | self.base.freeze_axes() |
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| 193 | |
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| 194 | def thaw_axes(self): |
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| 195 | self.base.thaw_axes() |
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| 196 | |
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| 197 | def draw(self): |
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| 198 | self.base.draw() |
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| 199 | |
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| 200 | |
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| 201 | class RingInteractor(_BaseInteractor): |
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| 202 | """ |
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| 203 | Select an annulus through a 2D plot |
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| 204 | """ |
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| 205 | def __init__(self,base,axes,color='black', zorder=5, r=1.0): |
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| 206 | |
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| 207 | _BaseInteractor.__init__(self, base, axes, color=color) |
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| 208 | self.markers = [] |
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| 209 | self.axes = axes |
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| 210 | self._inner_mouse_x = r |
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| 211 | self._inner_mouse_y = 0 |
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| 212 | self._inner_save_x = r |
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| 213 | self._inner_save_y = 0 |
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| 214 | self.scale = 10.0 |
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| 215 | |
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| 216 | try: |
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| 217 | # Inner circle marker |
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| 218 | self.inner_marker = self.axes.plot([self._inner_mouse_x],[0], linestyle='', |
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| 219 | marker='s', markersize=10, |
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| 220 | color=self.color, alpha=0.6, |
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| 221 | pickradius=5, label="pick", |
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| 222 | zorder=zorder, # Prefer this to other lines |
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| 223 | visible=True)[0] |
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| 224 | except: |
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| 225 | self.inner_marker = self.axes.plot([self._inner_mouse_x],[0], linestyle='', |
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| 226 | marker='s', markersize=10, |
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| 227 | color=self.color, alpha=0.6, |
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| 228 | label="pick", |
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| 229 | visible=True)[0] |
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| 230 | message = "\nTHIS PROTOTYPE NEEDS THE LATEST VERSION OF MATPLOTLIB\n" |
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| 231 | message += "Get the SVN version that is at least as recent as June 1, 2007" |
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| 232 | |
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| 233 | #raise "Version error", message |
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| 234 | |
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| 235 | # Inner circle |
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| 236 | |
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| 237 | |
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| 238 | [self.inner_circle] = self.axes.plot([],[], |
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| 239 | linestyle='-', marker='', |
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| 240 | color=self.color) |
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| 241 | self.npts = 20 |
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| 242 | |
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| 243 | self.connect_markers([self.inner_marker]) |
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| 244 | self.update() |
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| 245 | |
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| 246 | def set_layer(self, n): |
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| 247 | self.layernum = n |
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| 248 | self.update() |
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| 249 | |
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| 250 | def clear(self): |
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| 251 | self.clear_markers() |
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| 252 | try: |
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| 253 | self.inner_marker.remove() |
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| 254 | self.inner_circle.remove() |
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| 255 | except: |
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| 256 | # Old version of matplotlib |
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| 257 | for item in range(len(self.axes.lines)): |
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| 258 | del self.axes.lines[0] |
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| 259 | |
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| 260 | |
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| 261 | |
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| 262 | def get_radius(self): |
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| 263 | return self._inner_mouse_x |
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| 264 | |
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| 265 | def update(self): |
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| 266 | """ |
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| 267 | Draw the new roughness on the graph. |
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| 268 | """ |
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| 269 | # Plot inner circle |
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| 270 | x = [] |
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| 271 | y = [] |
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| 272 | for i in range(self.npts): |
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| 273 | phi = 2.0*math.pi/(self.npts-1)*i |
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| 274 | |
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| 275 | xval = 1.0*self._inner_mouse_x*math.cos(phi) |
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| 276 | yval = 1.0*self._inner_mouse_x*math.sin(phi) |
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| 277 | |
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| 278 | x.append(xval) |
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| 279 | y.append(yval) |
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| 280 | |
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| 281 | self.inner_marker.set(xdata=[self._inner_mouse_x],ydata=[0]) |
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| 282 | self.inner_circle.set_data(x, y) |
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| 283 | |
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| 284 | def save(self, ev): |
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| 285 | """ |
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| 286 | Remember the roughness for this layer and the next so that we |
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| 287 | can restore on Esc. |
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| 288 | """ |
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| 289 | self._inner_save_x = self._inner_mouse_x |
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| 290 | self._inner_save_y = self._inner_mouse_y |
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| 291 | self.base.freeze_axes() |
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| 292 | |
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| 293 | def moveend(self, ev): |
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| 294 | self.base.moveend(ev) |
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| 295 | |
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| 296 | def restore(self): |
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| 297 | """ |
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| 298 | Restore the roughness for this layer. |
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| 299 | """ |
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| 300 | self._inner_mouse_x = self._inner_save_x |
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| 301 | self._inner_mouse_y = self._inner_save_y |
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| 302 | |
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| 303 | def move(self, x, y, ev): |
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| 304 | """ |
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| 305 | Process move to a new position, making sure that the move is allowed. |
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| 306 | """ |
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| 307 | self._inner_mouse_x = x |
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| 308 | self._inner_mouse_y = y |
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| 309 | self.base.base.update() |
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| 310 | |
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| 311 | def set_cursor(self, x, y): |
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| 312 | self.move(x, y, None) |
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| 313 | self.update() |
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| 314 | |
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| 315 | |
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| 316 | def get_params(self): |
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| 317 | params = {} |
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| 318 | params["radius"] = self._inner_mouse_x |
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| 319 | return params |
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| 320 | |
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| 321 | def set_params(self, params): |
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| 322 | |
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| 323 | x = params["radius"] |
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| 324 | self.set_cursor(x, self._inner_mouse_y) |
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| 325 | |
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| 326 | |
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