| 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 | # TODO: NEED MAJOR REFACTOR |
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| 5 | # |
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| 6 | import math |
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| 7 | from .BaseInteractor import BaseInteractor |
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| 8 | |
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| 9 | class SectorInteractor(BaseInteractor): |
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| 10 | """ |
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| 11 | Select an annulus through a 2D plot |
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| 12 | """ |
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| 13 | def __init__(self, base, axes, color='black', zorder=3): |
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| 14 | """ |
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| 15 | """ |
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| 16 | BaseInteractor.__init__(self, base, axes, color=color) |
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| 17 | self.markers = [] |
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| 18 | self.axes = axes |
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| 19 | self.qmax = self.base.data2D.xmax |
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| 20 | self.connect = self.base.connect |
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| 21 | |
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| 22 | # # Number of points on the plot |
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| 23 | self.nbins = 20 |
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| 24 | theta1 = 2 * math.pi / 3 |
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| 25 | theta2 = -2 * math.pi / 3 |
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| 26 | |
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| 27 | # Inner circle |
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| 28 | from .Arc import ArcInteractor |
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| 29 | self.inner_circle = ArcInteractor(self, self.base.subplot, |
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| 30 | zorder=zorder, |
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| 31 | r=self.qmax / 2.0, |
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| 32 | theta1=theta1, |
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| 33 | theta2=theta2) |
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| 34 | self.inner_circle.qmax = self.qmax |
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| 35 | self.outer_circle = ArcInteractor(self, self.base.subplot, |
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| 36 | zorder=zorder + 1, |
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| 37 | r=self.qmax / 1.8, |
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| 38 | theta1=theta1, |
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| 39 | theta2=theta2) |
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| 40 | self.outer_circle.qmax = self.qmax * 1.2 |
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| 41 | # self.outer_circle.set_cursor(self.base.qmax/1.8, 0) |
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| 42 | from Edge import RadiusInteractor |
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| 43 | self.right_edge = RadiusInteractor(self, self.base.subplot, |
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| 44 | zorder=zorder + 1, |
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| 45 | arc1=self.inner_circle, |
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| 46 | arc2=self.outer_circle, |
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| 47 | theta=theta1) |
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| 48 | self.left_edge = RadiusInteractor(self, self.base.subplot, |
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| 49 | zorder=zorder + 1, |
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| 50 | arc1=self.inner_circle, |
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| 51 | arc2=self.outer_circle, |
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| 52 | theta=theta2) |
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| 53 | self.update() |
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| 54 | self._post_data() |
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| 55 | |
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| 56 | def set_layer(self, n): |
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| 57 | """ |
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| 58 | """ |
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| 59 | self.layernum = n |
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| 60 | self.update() |
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| 61 | |
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| 62 | def clear(self): |
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| 63 | """ |
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| 64 | """ |
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| 65 | self.clear_markers() |
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| 66 | self.outer_circle.clear() |
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| 67 | self.inner_circle.clear() |
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| 68 | self.right_edge.clear() |
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| 69 | self.left_edge.clear() |
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| 70 | |
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| 71 | def update(self): |
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| 72 | """ |
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| 73 | Respond to changes in the model by recalculating the profiles and |
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| 74 | resetting the widgets. |
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| 75 | """ |
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| 76 | # Update locations |
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| 77 | if self.inner_circle.has_move: |
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| 78 | # print "inner circle has moved" |
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| 79 | self.inner_circle.update() |
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| 80 | r1 = self.inner_circle.get_radius() |
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| 81 | r2 = self.outer_circle.get_radius() |
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| 82 | self.right_edge.update(r1, r2) |
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| 83 | self.left_edge.update(r1, r2) |
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| 84 | if self.outer_circle.has_move: |
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| 85 | # print "outer circle has moved" |
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| 86 | self.outer_circle.update() |
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| 87 | r1 = self.inner_circle.get_radius() |
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| 88 | r2 = self.outer_circle.get_radius() |
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| 89 | self.left_edge.update(r1, r2) |
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| 90 | self.right_edge.update(r1, r2) |
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| 91 | if self.right_edge.has_move: |
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| 92 | # print "right edge has moved" |
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| 93 | self.right_edge.update() |
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| 94 | self.inner_circle.update(theta1=self.right_edge.get_angle(), |
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| 95 | theta2=None) |
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| 96 | self.outer_circle.update(theta1=self.right_edge.get_angle(), |
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| 97 | theta2=None) |
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| 98 | if self.left_edge.has_move: |
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| 99 | # print "left Edge has moved" |
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| 100 | self.left_edge.update() |
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| 101 | self.inner_circle.update(theta1=None, |
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| 102 | theta2=self.left_edge.get_angle()) |
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| 103 | self.outer_circle.update(theta1=None, |
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| 104 | theta2=self.left_edge.get_angle()) |
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| 105 | |
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| 106 | def save(self, ev): |
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| 107 | """ |
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| 108 | Remember the roughness for this layer and the next so that we |
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| 109 | can restore on Esc. |
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| 110 | """ |
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| 111 | self.base.freeze_axes() |
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| 112 | self.inner_circle.save(ev) |
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| 113 | self.outer_circle.save(ev) |
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| 114 | self.right_edge.save(ev) |
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| 115 | self.left_edge.save(ev) |
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| 116 | |
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| 117 | def _post_data(self): |
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| 118 | pass |
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| 119 | |
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| 120 | def post_data(self, new_sector): |
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| 121 | """ post data averaging in Q""" |
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| 122 | if self.inner_circle.get_radius() < self.outer_circle.get_radius(): |
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| 123 | rmin = self.inner_circle.get_radius() |
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| 124 | rmax = self.outer_circle.get_radius() |
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| 125 | else: |
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| 126 | rmin = self.outer_circle.get_radius() |
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| 127 | rmax = self.inner_circle.get_radius() |
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| 128 | if self.right_edge.get_angle() < self.left_edge.get_angle(): |
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| 129 | phimin = self.right_edge.get_angle() |
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| 130 | phimax = self.left_edge.get_angle() |
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| 131 | else: |
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| 132 | phimin = self.left_edge.get_angle() |
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| 133 | phimax = self.right_edge.get_angle() |
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| 134 | # print "phimin, phimax, rmin ,rmax",math.degrees(phimin), |
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| 135 | # math.degrees(phimax), rmin ,rmax |
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| 136 | # from sas.sascalc.dataloader.manipulations import SectorQ |
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| 137 | |
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| 138 | sect = new_sector(r_min=rmin, r_max=rmax, |
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| 139 | phi_min=phimin, phi_max=phimax) |
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| 140 | sector = sect(self.base.data2D) |
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| 141 | |
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| 142 | from sas.sasgui.guiframe.dataFitting import Data1D |
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| 143 | if hasattr(sector, "dxl"): |
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| 144 | dxl = sector.dxl |
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| 145 | else: |
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| 146 | dxl = None |
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| 147 | if hasattr(sector, "dxw"): |
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| 148 | dxw = sector.dxw |
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| 149 | else: |
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| 150 | dxw = None |
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| 151 | new_plot = Data1D(x=sector.x, y=sector.y, dy=sector.dy, |
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| 152 | dxl=dxl, dxw=dxw) |
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| 153 | new_plot.name = str(new_sector.__name__) + \ |
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| 154 | "(" + self.base.data2D.name + ")" |
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| 155 | new_plot.source = self.base.data2D.source |
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| 156 | new_plot.interactive = True |
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| 157 | # print "loader output.detector",output.source |
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| 158 | new_plot.detector = self.base.data2D.detector |
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| 159 | # If the data file does not tell us what the axes are, just assume... |
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| 160 | new_plot.xaxis("\\rm{Q}", 'rad') |
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| 161 | new_plot.yaxis("\\rm{Intensity} ", "cm^{-1}") |
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| 162 | new_plot.group_id = str(new_sector.__name__) + self.base.data2D.name |
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| 163 | |
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| 164 | def validate(self, param_name, param_value): |
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| 165 | """ |
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| 166 | Test the proposed new value "value" for row "row" of parameters |
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| 167 | """ |
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| 168 | # Here, always return true |
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| 169 | return True |
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| 170 | |
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| 171 | def moveend(self, ev): |
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| 172 | #TODO: why is this empty? |
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| 173 | pass |
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| 174 | |
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| 175 | def restore(self): |
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| 176 | """ |
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| 177 | Restore the roughness for this layer. |
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| 178 | """ |
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| 179 | self.inner_circle.restore() |
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| 180 | self.outer_circle.restore() |
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| 181 | self.right_edge.restore() |
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| 182 | self.left_edge.restore() |
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| 183 | |
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| 184 | def move(self, x, y, ev): |
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| 185 | """ |
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| 186 | Process move to a new position, making sure that the move is allowed. |
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| 187 | """ |
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| 188 | pass |
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| 189 | |
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| 190 | def set_cursor(self, x, y): |
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| 191 | """ |
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| 192 | """ |
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| 193 | pass |
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| 194 | |
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| 195 | def get_params(self): |
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| 196 | """ |
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| 197 | """ |
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| 198 | params = {} |
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| 199 | params["r_min"] = self.inner_circle.get_radius() |
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| 200 | params["r_max"] = self.outer_circle.get_radius() |
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| 201 | params["phi_min"] = self.right_edge.get_angle() |
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| 202 | params["phi_max"] = self.left_edge.get_angle() |
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| 203 | params["nbins"] = self.nbins |
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| 204 | return params |
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| 205 | |
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| 206 | def set_params(self, params): |
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| 207 | """ |
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| 208 | """ |
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| 209 | # print "setparams on main slicer ",params |
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| 210 | inner = params["r_min"] |
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| 211 | outer = params["r_max"] |
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| 212 | phi_min = params["phi_min"] |
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| 213 | phi_max = params["phi_max"] |
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| 214 | self.nbins = int(params["nbins"]) |
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| 215 | |
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| 216 | self.inner_circle.set_cursor(inner, phi_min, phi_max, self.nbins) |
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| 217 | self.outer_circle.set_cursor(outer, phi_min, phi_max, self.nbins) |
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| 218 | self.right_edge.set_cursor(inner, outer, phi_min) |
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| 219 | self.left_edge.set_cursor(inner, outer, phi_max) |
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| 220 | self._post_data() |
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| 221 | |
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| 222 | def freeze_axes(self): |
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| 223 | """ |
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| 224 | """ |
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| 225 | self.base.freeze_axes() |
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| 226 | |
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| 227 | def thaw_axes(self): |
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| 228 | """ |
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| 229 | """ |
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| 230 | self.base.thaw_axes() |
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| 231 | |
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| 232 | def draw(self): |
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| 233 | """ |
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| 234 | """ |
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| 235 | self.base.draw() |
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| 236 | |
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| 237 | class SectorInteractorQ(SectorInteractor): |
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| 238 | """ |
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| 239 | """ |
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| 240 | def __init__(self, base, axes, color='black', zorder=3): |
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| 241 | """ |
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| 242 | """ |
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| 243 | SectorInteractor.__init__(self, base, axes, color=color) |
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| 244 | self.base = base |
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| 245 | self._post_data() |
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| 246 | |
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| 247 | def _post_data(self): |
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| 248 | """ |
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| 249 | """ |
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| 250 | from sas.sascalc.dataloader.manipulations import SectorQ |
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| 251 | self.post_data(SectorQ) |
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| 252 | |
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| 253 | |
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| 254 | class SectorInteractorPhi(SectorInteractor): |
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| 255 | """ |
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| 256 | """ |
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| 257 | def __init__(self, base, axes, color='black', zorder=3): |
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| 258 | """ |
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| 259 | """ |
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| 260 | SectorInteractor.__init__(self, base, axes, color=color) |
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| 261 | self.base = base |
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| 262 | self._post_data() |
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| 263 | |
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| 264 | def _post_data(self): |
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| 265 | """ |
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| 266 | """ |
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| 267 | from sas.sascalc.dataloader.manipulations import SectorPhi |
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| 268 | self.post_data(SectorPhi) |
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| 269 | |
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