| 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 | |
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| 17 | import SlicerParameters |
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| 18 | import wx |
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| 19 | |
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| 20 | class SectorInteractor(_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 | |
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| 26 | _BaseInteractor.__init__(self, base, axes, color=color) |
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| 27 | self.markers = [] |
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| 28 | self.axes = axes |
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| 29 | self.qmax = self.base.qmax |
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| 30 | self.connect = self.base.connect |
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| 31 | |
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| 32 | ## Number of points on the plot |
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| 33 | self.nbins = 20 |
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| 34 | self.theta1= math.pi/4 |
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| 35 | self.theta2= math.pi/3 |
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| 36 | self.phi=math.pi/12 |
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| 37 | #self.theta3= 2*self.theta2 -self.theta1 |
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| 38 | # Inner circle |
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| 39 | self.main_line = LineInteractor(self, self.base.subplot,color='blue', zorder=zorder, r=self.qmax, |
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| 40 | theta= self.theta2) |
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| 41 | self.main_line.qmax = self.base.qmax |
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| 42 | #self.left_line = SectionInteractor(self, self.base.subplot, zorder=zorder+1, r=self.qmax, |
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| 43 | # theta1= self.theta1, theta2= self.theta2) |
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| 44 | #self.left_line.qmax = self.base.qmax |
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| 45 | self.right_line= SideInteractor(self, self.base.subplot,color='black', zorder=zorder, |
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| 46 | r=self.qmax, |
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| 47 | phi= -1*self.phi, |
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| 48 | theta2=self.theta2) |
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| 49 | self.right_line.qmax = self.base.qmax |
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| 50 | self.left_line= SideInteractor(self, self.base.subplot,color='green', zorder=zorder, |
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| 51 | r=self.qmax, |
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| 52 | phi= self.phi, |
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| 53 | theta2=self.theta2) |
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| 54 | self.left_line.qmax = self.base.qmax |
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| 55 | #self.outer_circle.set_cursor(self.base.qmax/1.8, 0) |
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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.parent.Bind(SlicerParameters.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="SectorSlicer._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.clear_markers() |
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| 92 | self.main_line.clear() |
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| 93 | self.left_line.clear() |
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| 94 | self.right_line.clear() |
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| 95 | #self.base.connect.disconnect() |
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| 96 | self.base.parent.Unbind(SlicerParameters.EVT_SLICER_PARS) |
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| 97 | |
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| 98 | def update(self): |
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| 99 | """ |
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| 100 | Respond to changes in the model by recalculating the profiles and |
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| 101 | resetting the widgets. |
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| 102 | """ |
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| 103 | # Update locations |
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| 104 | |
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| 105 | #if self.main_line.has_move: |
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| 106 | #self.main_line.update() |
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| 107 | #self.right_line.update() |
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| 108 | #self.left_line.update() |
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| 109 | if self.main_line.has_move: |
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| 110 | self.main_line.update() |
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| 111 | self.right_line.update( delta = self.main_line.get_radius(),mline= self.main_line) |
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| 112 | self.left_line.update( delta = self.main_line.get_radius() ,mline= self.main_line) |
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| 113 | print "Main line has moved ---> phi right",math.degrees(self.main_line.theta-self.right_line.theta) |
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| 114 | print "Main line has moved ---> phi left",math.degrees(self.main_line.theta-self.left_line.theta) |
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| 115 | if self.left_line.has_move: |
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| 116 | print "left line has moved --->" |
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| 117 | self.main_line.update() |
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| 118 | self.left_line.update(phi=None,delta=None, mline=self.main_line,side=True) |
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| 119 | #self.right_line.update(-1*delta,linem=self.main_line,linel=self.left_line) |
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| 120 | self.right_line.update(phi=-1*self.left_line.phi,delta=None, mline=self.main_line,side=True) |
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| 121 | if self.right_line.has_move: |
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| 122 | print "right line has moved --->" |
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| 123 | |
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| 124 | self.main_line.update() |
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| 125 | self.right_line.update(phi=None,delta=None, mline=self.main_line,side=True) |
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| 126 | #self.right_line.update(-1*delta,linem=self.main_line,linel=self.left_line) |
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| 127 | self.left_line.update(phi=-1*self.right_line.phi,delta=None, mline=self.main_line,side=True) |
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| 128 | |
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| 129 | |
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| 130 | |
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| 131 | |
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| 132 | def save(self, ev): |
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| 133 | """ |
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| 134 | Remember the roughness for this layer and the next so that we |
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| 135 | can restore on Esc. |
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| 136 | """ |
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| 137 | self.base.freeze_axes() |
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| 138 | self.inner_circle.save(ev) |
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| 139 | self.outer_circle.save(ev) |
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| 140 | |
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| 141 | def _post_data(self, nbins=None): |
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| 142 | # Compute data |
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| 143 | data = self.base.data2D |
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| 144 | # If we have no data, just return |
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| 145 | if data == None: |
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| 146 | return |
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| 147 | |
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| 148 | name = "Sector " |
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| 149 | from DataLoader.manipulations import SectorQ |
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| 150 | radius = math.sqrt(math.pow(self.qmax,2)+math.pow(self.qmax,2)) |
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| 151 | phimin = self.right_line.theta |
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| 152 | phimax = self.left_line.theta |
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| 153 | sect = SectorQ(r_min=-1*radius , r_max= radius , phi_min=phimin, phi_max=phimax) |
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| 154 | if nbins!=None: |
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| 155 | sect.nbins = nbins |
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| 156 | |
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| 157 | sector = sect(self.base.data2D) |
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| 158 | |
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| 159 | from sans.guiframe.dataFitting import Data1D |
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| 160 | if hasattr(sector,"dxl"): |
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| 161 | dxl= sector.dxl |
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| 162 | else: |
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| 163 | dxl= None |
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| 164 | if hasattr(sector,"dxw"): |
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| 165 | dxw= sector.dxw |
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| 166 | else: |
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| 167 | dxw= None |
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| 168 | |
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| 169 | new_plot = Data1D(x=sector.x,y=sector.y,dy=sector.dy,dxl=dxl,dxw=dxw) |
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| 170 | new_plot.name = "SectorQ" +"("+ self.base.data2D.name+")" |
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| 171 | |
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| 172 | |
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| 173 | |
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| 174 | new_plot.source=self.base.data2D.source |
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| 175 | new_plot.info=self.base.data2D.info |
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| 176 | new_plot.interactive = True |
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| 177 | #print "loader output.detector",output.source |
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| 178 | new_plot.detector =self.base.data2D.detector |
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| 179 | # If the data file does not tell us what the axes are, just assume... |
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| 180 | new_plot.xaxis("\\rm{Q}", 'rad') |
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| 181 | new_plot.yaxis("\\rm{Intensity} ","cm^{-1}") |
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| 182 | new_plot.group_id = "SectorQ"+self.base.data2D.name |
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| 183 | wx.PostEvent(self.base.parent, NewPlotEvent(plot=new_plot, |
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| 184 | title="SectorQ" )) |
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| 185 | |
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| 186 | |
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| 187 | |
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| 188 | def moveend(self, ev): |
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| 189 | self.base.thaw_axes() |
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| 190 | |
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| 191 | # Post paramters |
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| 192 | event = SlicerParameters.SlicerParameterEvent() |
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| 193 | event.type = self.__class__.__name__ |
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| 194 | event.params = self.get_params() |
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| 195 | wx.PostEvent(self.base.parent, event) |
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| 196 | self._post_data() |
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| 197 | |
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| 198 | def restore(self): |
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| 199 | """ |
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| 200 | Restore the roughness for this layer. |
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| 201 | """ |
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| 202 | self.main_line.restore() |
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| 203 | self.left_line.restore() |
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| 204 | self.right_line.restore() |
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| 205 | |
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| 206 | def move(self, x, y, ev): |
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| 207 | """ |
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| 208 | Process move to a new position, making sure that the move is allowed. |
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| 209 | """ |
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| 210 | pass |
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| 211 | |
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| 212 | def set_cursor(self, x, y): |
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| 213 | pass |
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| 214 | |
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| 215 | def get_params(self): |
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| 216 | params = {} |
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| 217 | params["main_phi"] = self.main_line.theta |
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| 218 | if math.fabs(self.left_line.phi) != math.fabs(self.right_line.phi): |
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| 219 | raise ValueError,"Phi left and phi right are different %f, %f"%(self.left_line.phi, self.right_line.phi) |
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| 220 | params["left_phi"] = self.left_line.phi |
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| 221 | params["nbins"] = self.nbins |
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| 222 | return params |
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| 223 | |
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| 224 | def set_params(self, params): |
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| 225 | |
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| 226 | main = params["main_phi"] |
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| 227 | phi = params["left_phi"] |
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| 228 | self.nbins = int(params["nbins"]) |
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| 229 | self.main_line.theta= main |
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| 230 | |
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| 231 | self.main_line.update() |
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| 232 | self.right_line.update(phi=-1*phi,delta=None, mline=self.main_line,side=True) |
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| 233 | self.left_line.update(phi=phi,delta=None, mline=self.main_line,side=True) |
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| 234 | |
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| 235 | self._post_data(nbins=self.nbins) |
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| 236 | |
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| 237 | def freeze_axes(self): |
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| 238 | self.base.freeze_axes() |
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| 239 | |
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| 240 | def thaw_axes(self): |
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| 241 | self.base.thaw_axes() |
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| 242 | |
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| 243 | def draw(self): |
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| 244 | self.base.draw() |
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| 245 | |
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| 246 | |
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| 247 | class SideInteractor(_BaseInteractor): |
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| 248 | """ |
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| 249 | Select an annulus through a 2D plot |
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| 250 | """ |
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| 251 | def __init__(self,base,axes,color='black', zorder=5, r=1.0,phi=math.pi/4, theta2= math.pi/3): |
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| 252 | |
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| 253 | _BaseInteractor.__init__(self, base, axes, color=color) |
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| 254 | self.markers = [] |
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| 255 | self.axes = axes |
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| 256 | |
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| 257 | self.save_theta = theta2 + phi |
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| 258 | self.theta= theta2 + phi |
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| 259 | self.theta2 = theta2 |
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| 260 | self.radius = r |
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| 261 | self.phi = phi |
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| 262 | self.scale = 10.0 |
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| 263 | #print "init for line side theta2, phi, theta",math.degrees(theta2),math.degrees(phi),math.degrees(self.theta) |
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| 264 | #raise "Version error", message |
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| 265 | |
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| 266 | # Inner circle |
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| 267 | x1= self.radius*math.cos(self.theta) |
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| 268 | y1= self.radius*math.sin(self.theta) |
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| 269 | x2= -1*self.radius*math.cos(self.theta) |
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| 270 | y2= -1*self.radius*math.sin(self.theta) |
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| 271 | |
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| 272 | self.line = self.axes.plot([x1,x2],[y1,y2], |
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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.npts = 20 |
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| 278 | self.has_move=False |
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| 279 | self.connect_markers([self.line]) |
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| 280 | #self.update() |
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| 281 | |
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| 282 | def set_layer(self, n): |
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| 283 | self.layernum = n |
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| 284 | self.update() |
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| 285 | |
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| 286 | def clear(self): |
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| 287 | self.clear_markers() |
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| 288 | try: |
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| 289 | |
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| 290 | self.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 | |
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| 298 | def get_radius(self): |
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| 299 | |
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| 300 | return self.theta - self.save_theta |
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| 301 | |
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| 302 | def update(self,phi=None,delta=None, mline=None,side=False): |
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| 303 | """ |
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| 304 | Draw the new roughness on the graph. |
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| 305 | """ |
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| 306 | #print "update left or right ", self.has_move |
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| 307 | |
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| 308 | if phi !=None: |
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| 309 | self.phi = phi |
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| 310 | if delta==None: |
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| 311 | delta = 0 |
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| 312 | if side== True: |
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| 313 | self.theta= mline.theta + self.phi |
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| 314 | if mline!=None: |
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| 315 | self.theta2 = mline.theta |
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| 316 | #print "U:for line side theta2, phi, theta",math.degrees(self.theta2),math.degrees(self.phi),math.degrees(self.theta) |
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| 317 | #if self.theta2 >= self.theta and self.theta>=0: |
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| 318 | # print "between 0-pi",math.degrees(self.theta) |
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| 319 | |
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| 320 | x1= self.radius*math.cos(self.theta + delta) |
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| 321 | y1= self.radius*math.sin(self.theta + delta) |
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| 322 | x2= -1*self.radius*math.cos(self.theta + delta) |
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| 323 | y2= -1*self.radius*math.sin(self.theta + delta) |
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| 324 | |
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| 325 | |
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| 326 | self.line.set(xdata=[x1,x2], ydata=[y1,y2]) |
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| 327 | |
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| 328 | |
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| 329 | |
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| 330 | |
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| 331 | def save(self, ev): |
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| 332 | """ |
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| 333 | Remember the roughness for this layer and the next so that we |
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| 334 | can restore on Esc. |
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| 335 | """ |
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| 336 | self.save_theta= self.theta |
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| 337 | self.base.freeze_axes() |
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| 338 | |
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| 339 | def moveend(self, ev): |
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| 340 | |
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| 341 | self.has_move=False |
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| 342 | self.base.moveend(ev) |
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| 343 | |
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| 344 | def restore(self): |
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| 345 | """ |
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| 346 | Restore the roughness for this layer. |
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| 347 | """ |
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| 348 | self.theta = self.save_theta |
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| 349 | |
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| 350 | def move(self, x, y, ev): |
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| 351 | """ |
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| 352 | Process move to a new position, making sure that the move is allowed. |
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| 353 | """ |
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| 354 | |
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| 355 | self.theta= math.atan2(y,x) |
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| 356 | self.phi= self.theta2 - self.theta |
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| 357 | |
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| 358 | print "move left or right phi ---theta--thetaM", self.phi, self.theta, self.theta2 |
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| 359 | self.has_move=True |
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| 360 | self.base.base.update() |
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| 361 | |
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| 362 | def set_cursor(self, x, y): |
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| 363 | self.move(x, y, None) |
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| 364 | self.update() |
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| 365 | |
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| 366 | |
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| 367 | def get_params(self): |
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| 368 | params = {} |
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| 369 | params["radius"] = self.radius |
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| 370 | params["theta"] = self.theta |
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| 371 | return params |
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| 372 | |
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| 373 | def set_params(self, params): |
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| 374 | |
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| 375 | x = params["radius"] |
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| 376 | self.set_cursor(x, self._inner_mouse_y) |
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| 377 | |
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| 378 | |
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| 379 | |
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| 380 | |
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| 381 | |
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| 382 | class LineInteractor(_BaseInteractor): |
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| 383 | """ |
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| 384 | Select an annulus through a 2D plot |
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| 385 | """ |
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| 386 | def __init__(self,base,axes,color='black', zorder=5, r=1.0,theta=math.pi/4): |
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| 387 | |
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| 388 | _BaseInteractor.__init__(self, base, axes, color=color) |
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| 389 | self.markers = [] |
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| 390 | self.axes = axes |
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| 391 | |
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| 392 | self.save_theta = theta |
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| 393 | self.theta= theta |
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| 394 | |
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| 395 | self.radius = r |
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| 396 | |
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| 397 | self.scale = 10.0 |
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| 398 | |
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| 399 | #raise "Version error", message |
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| 400 | |
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| 401 | # Inner circle |
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| 402 | |
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| 403 | |
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| 404 | x1= self.radius*math.cos(self.theta) |
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| 405 | y1= self.radius*math.sin(self.theta) |
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| 406 | x2= -1*self.radius*math.cos(self.theta) |
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| 407 | y2= -1*self.radius*math.sin(self.theta) |
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| 408 | |
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| 409 | self.line = self.axes.plot([x1,x2],[y1,y2], |
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| 410 | linestyle='-', marker='', |
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| 411 | color=self.color, |
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| 412 | visible=True)[0] |
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| 413 | |
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| 414 | self.npts = 20 |
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| 415 | self.has_move=False |
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| 416 | self.connect_markers([self.line]) |
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| 417 | self.update() |
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| 418 | |
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| 419 | def set_layer(self, n): |
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| 420 | self.layernum = n |
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| 421 | self.update() |
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| 422 | |
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| 423 | def clear(self): |
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| 424 | self.clear_markers() |
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| 425 | try: |
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| 426 | |
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| 427 | self.line.remove() |
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| 428 | except: |
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| 429 | # Old version of matplotlib |
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| 430 | for item in range(len(self.axes.lines)): |
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| 431 | del self.axes.lines[0] |
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| 432 | |
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| 433 | |
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| 434 | |
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| 435 | def get_radius(self): |
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| 436 | |
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| 437 | return self.theta - self.save_theta |
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| 438 | |
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| 439 | def update(self, theta=None): |
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| 440 | """ |
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| 441 | Draw the new roughness on the graph. |
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| 442 | """ |
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| 443 | print "update main line", self.theta |
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| 444 | if theta !=None: |
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| 445 | self.theta= theta |
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| 446 | x1= self.radius*math.cos(self.theta) |
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| 447 | y1= self.radius*math.sin(self.theta) |
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| 448 | x2= -1*self.radius*math.cos(self.theta) |
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| 449 | y2= -1*self.radius*math.sin(self.theta) |
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| 450 | |
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| 451 | self.line.set(xdata=[x1,x2], ydata=[y1,y2]) |
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| 452 | |
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| 453 | |
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| 454 | |
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| 455 | def save(self, ev): |
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| 456 | """ |
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| 457 | Remember the roughness for this layer and the next so that we |
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| 458 | can restore on Esc. |
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| 459 | """ |
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| 460 | self.save_theta= self.theta |
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| 461 | self.base.freeze_axes() |
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| 462 | |
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| 463 | def moveend(self, ev): |
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| 464 | |
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| 465 | self.has_move=False |
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| 466 | self.base.moveend(ev) |
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| 467 | |
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| 468 | def restore(self): |
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| 469 | """ |
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| 470 | Restore the roughness for this layer. |
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| 471 | """ |
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| 472 | self.theta = self.save_theta |
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| 473 | |
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| 474 | def move(self, x, y, ev): |
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| 475 | """ |
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| 476 | Process move to a new position, making sure that the move is allowed. |
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| 477 | """ |
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| 478 | |
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| 479 | self.theta= math.atan2(y,x) |
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| 480 | print "main_line previous theta --- next theta ",math.degrees(self.save_theta),math.degrees(self.theta) |
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| 481 | |
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| 482 | self.has_move=True |
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| 483 | self.base.base.update() |
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| 484 | |
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| 485 | def set_cursor(self, x, y): |
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| 486 | self.move(x, y, None) |
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| 487 | self.update() |
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| 488 | |
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| 489 | |
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| 490 | def get_params(self): |
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| 491 | params = {} |
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| 492 | params["radius"] = self.radius |
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| 493 | params["theta"] = self.theta |
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| 494 | return params |
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| 495 | |
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| 496 | def set_params(self, params): |
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| 497 | |
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| 498 | x = params["radius"] |
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| 499 | self.set_cursor(x, self._inner_mouse_y) |
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| 500 | |
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| 501 | |
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| 502 | |
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| 503 | |
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