[1bf33c1] | 1 | """ |
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| 2 | This software was developed by the University of Tennessee as part of the |
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| 3 | Distributed Data Analysis of Neutron Scattering Experiments (DANSE) |
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| 4 | project funded by the US National Science Foundation. |
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| 5 | |
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| 6 | See the license text in license.txt |
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| 7 | |
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| 8 | copyright 2008, University of Tennessee |
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| 9 | """ |
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| 10 | |
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| 11 | |
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| 12 | import wx |
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| 13 | import sys |
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[0d9dae8] | 14 | import pylab |
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| 15 | |
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[1bf33c1] | 16 | import danse.common.plottools |
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| 17 | from danse.common.plottools.PlotPanel import PlotPanel |
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[18eba35] | 18 | from danse.common.plottools.plottables import Graph,Data1D,Theory1D,Data1D |
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[1bf33c1] | 19 | from sans.guicomm.events import EVT_NEW_PLOT |
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[18eba35] | 20 | from sans.guicomm.events import StatusEvent ,NewPlotEvent,SlicerEvent,ErrorDataEvent |
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[0d9dae8] | 21 | from sans.guiframe.utils import PanelMenu |
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[1bf33c1] | 22 | |
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| 23 | from binder import BindArtist |
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| 24 | |
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[0d9dae8] | 25 | |
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| 26 | DEFAULT_QMAX = 0.05 |
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[1bf33c1] | 27 | DEFAULT_QSTEP = 0.001 |
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| 28 | DEFAULT_BEAM = 0.005 |
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| 29 | BIN_WIDTH =1 |
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| 30 | |
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[0d9dae8] | 31 | |
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[1bf33c1] | 32 | class ModelPanel1D(PlotPanel): |
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| 33 | """ |
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| 34 | Plot panel for use with the GUI manager |
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| 35 | """ |
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| 36 | |
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| 37 | ## Internal name for the AUI manager |
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| 38 | window_name = "plotpanel" |
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| 39 | ## Title to appear on top of the window |
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| 40 | window_caption = "Plot Panel" |
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| 41 | ## Flag to tell the GUI manager that this panel is not |
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| 42 | # tied to any perspective |
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| 43 | ALWAYS_ON = True |
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| 44 | ## Group ID |
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| 45 | group_id = None |
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| 46 | |
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| 47 | def __init__(self, parent, id = -1, color = None,\ |
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| 48 | dpi = None, style = wx.NO_FULL_REPAINT_ON_RESIZE, **kwargs): |
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| 49 | """ |
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| 50 | Initialize the panel |
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| 51 | """ |
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| 52 | PlotPanel.__init__(self, parent, id = id, style = style, **kwargs) |
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| 53 | |
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| 54 | ## Reference to the parent window |
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| 55 | self.parent = parent |
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| 56 | ## Plottables |
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| 57 | self.plots = {} |
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[869c368] | 58 | ## save errors dy for each data plotted |
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| 59 | self.err_dy={} |
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[18eba35] | 60 | self.errors_hide=0 |
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[1bf33c1] | 61 | |
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| 62 | ## Unique ID (from gui_manager) |
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| 63 | self.uid = None |
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| 64 | |
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| 65 | ## Action IDs for internal call-backs |
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| 66 | self.action_ids = {} |
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| 67 | |
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| 68 | ## Graph |
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| 69 | self.graph = Graph() |
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| 70 | self.graph.xaxis("\\rm{Q}", 'A^{-1}') |
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| 71 | self.graph.yaxis("\\rm{Intensity} ","cm^{-1}") |
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| 72 | self.graph.render(self) |
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| 73 | |
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| 74 | def _reset(self): |
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| 75 | """ |
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| 76 | Resets internal data and graph |
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| 77 | """ |
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| 78 | self.graph.reset() |
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| 79 | self.plots = {} |
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| 80 | self.action_ids = {} |
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| 81 | |
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| 82 | def _onEVT_1DREPLOT(self, event): |
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| 83 | """ |
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| 84 | Data is ready to be displayed |
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| 85 | @param event: data event |
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| 86 | """ |
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[ffd23b5] | 87 | |
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[1bf33c1] | 88 | #TODO: Check for existence of plot attribute |
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| 89 | |
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| 90 | # Check whether this is a replot. If we ask for a replot |
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| 91 | # and the plottable no longer exists, ignore the event. |
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| 92 | if hasattr(event, "update") and event.update==True \ |
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| 93 | and event.plot.name not in self.plots.keys(): |
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| 94 | return |
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| 95 | |
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| 96 | if hasattr(event, "reset"): |
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| 97 | self._reset() |
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| 98 | |
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| 99 | is_new = True |
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| 100 | if event.plot.name in self.plots.keys(): |
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| 101 | # Check whether the class of plottable changed |
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| 102 | if not event.plot.__class__==self.plots[event.plot.name].__class__: |
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[ab8f936] | 103 | #overwrite a plottable using the same name |
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[1bf33c1] | 104 | self.graph.delete(self.plots[event.plot.name]) |
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| 105 | else: |
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[ab8f936] | 106 | # plottable is already draw on the panel |
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[1bf33c1] | 107 | is_new = False |
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[ffd23b5] | 108 | |
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| 109 | |
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[ab8f936] | 110 | |
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[1bf33c1] | 111 | if is_new: |
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[ab8f936] | 112 | # a new plottable overwrites a plotted one using the same id |
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| 113 | for plottable in self.plots.itervalues(): |
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[e48a62e] | 114 | if hasattr(event.plot,"id"): |
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| 115 | if event.plot.id==plottable.id : |
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| 116 | self.graph.delete(plottable) |
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[ab8f936] | 117 | |
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[1bf33c1] | 118 | self.plots[event.plot.name] = event.plot |
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| 119 | self.graph.add(self.plots[event.plot.name]) |
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| 120 | else: |
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[ab8f936] | 121 | #replot the graph |
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[1bf33c1] | 122 | self.plots[event.plot.name].x = event.plot.x |
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| 123 | self.plots[event.plot.name].y = event.plot.y |
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| 124 | self.plots[event.plot.name].dy = event.plot.dy |
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| 125 | if hasattr(event.plot, 'dx') and hasattr(self.plots[event.plot.name], 'dx'): |
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| 126 | self.plots[event.plot.name].dx = event.plot.dx |
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| 127 | |
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| 128 | |
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| 129 | # Check axis labels |
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| 130 | #TODO: Should re-factor this |
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| 131 | #if event.plot._xunit != self.graph.prop["xunit"]: |
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[6285a79] | 132 | self.errors_hide=0 |
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[1bf33c1] | 133 | self.graph.xaxis(event.plot._xaxis, event.plot._xunit) |
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| 134 | |
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| 135 | #if event.plot._yunit != self.graph.prop["yunit"]: |
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| 136 | self.graph.yaxis(event.plot._yaxis, event.plot._yunit) |
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| 137 | |
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| 138 | # Set the view scale for all plots |
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[ef0c170] | 139 | |
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[1bf33c1] | 140 | self._onEVT_FUNC_PROPERTY() |
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[869c368] | 141 | |
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[1bf33c1] | 142 | self.graph.render(self) |
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[869c368] | 143 | |
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[1bf33c1] | 144 | self.subplot.figure.canvas.draw_idle() |
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[869c368] | 145 | |
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[1bf33c1] | 146 | def onLeftDown(self,event): |
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| 147 | """ left button down and ready to drag""" |
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| 148 | |
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| 149 | PlotPanel.onLeftDown(self, event) |
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| 150 | ax = event.inaxes |
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| 151 | if ax != None: |
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| 152 | position = "x: %8.3g y: %8.3g" % (event.xdata, event.ydata) |
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| 153 | wx.PostEvent(self.parent, StatusEvent(status=position)) |
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| 154 | |
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| 155 | def _onRemove(self, event): |
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| 156 | """ |
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| 157 | """ |
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| 158 | if not self.graph.selected_plottable == None: |
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[d468daa] | 159 | #print self.graph.selected_plottable |
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[1bf33c1] | 160 | self.graph.delete(self.plots[self.graph.selected_plottable]) |
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| 161 | del self.plots[self.graph.selected_plottable] |
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| 162 | self.graph.render(self) |
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| 163 | self.subplot.figure.canvas.draw_idle() |
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| 164 | |
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| 165 | |
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| 166 | def onContextMenu(self, event): |
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| 167 | """ |
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| 168 | 1D plot context menu |
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| 169 | @param event: wx context event |
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| 170 | """ |
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| 171 | #slicerpop = wx.Menu() |
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| 172 | slicerpop = PanelMenu() |
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| 173 | slicerpop.set_plots(self.plots) |
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| 174 | slicerpop.set_graph(self.graph) |
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| 175 | |
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| 176 | # Option to save the data displayed |
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| 177 | |
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[9a585d0] | 178 | |
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| 179 | |
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| 180 | # Various plot options |
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| 181 | id = wx.NewId() |
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| 182 | slicerpop.Append(id,'&Save image', 'Save image as PNG') |
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| 183 | wx.EVT_MENU(self, id, self.onSaveImage) |
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| 184 | |
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| 185 | id = wx.NewId() |
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| 186 | slicerpop.Append(id,'&Print image', 'Print image ') |
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[18eba35] | 187 | wx.EVT_MENU(self, id, self.onPrint) |
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| 188 | |
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| 189 | id = wx.NewId() |
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| 190 | slicerpop.Append(id,'&Print Preview', 'image preview for print') |
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| 191 | wx.EVT_MENU(self, id, self.onPrinterPreview) |
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[9a585d0] | 192 | |
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| 193 | slicerpop.AppendSeparator() |
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| 194 | item_list = self.parent.get_context_menu(self.graph) |
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| 195 | #print "item_list",item_list |
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| 196 | if (not item_list==None) and (not len(item_list)==0): |
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| 197 | for item in item_list: |
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| 198 | try: |
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| 199 | id = wx.NewId() |
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| 200 | slicerpop.Append(id, item[0], item[1]) |
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| 201 | wx.EVT_MENU(self, id, item[2]) |
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| 202 | except: |
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| 203 | pass |
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| 204 | #print sys.exc_value |
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| 205 | #print RuntimeError, "View1DPanel.onContextMenu: bad menu item" |
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| 206 | slicerpop.AppendSeparator() |
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[1bf33c1] | 207 | #for plot in self.graph.plottables: |
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| 208 | if self.graph.selected_plottable in self.plots: |
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| 209 | plot = self.plots[self.graph.selected_plottable] |
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| 210 | id = wx.NewId() |
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| 211 | name = plot.name |
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| 212 | slicerpop.Append(id, "&Save %s points" % name) |
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| 213 | self.action_ids[str(id)] = plot |
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| 214 | wx.EVT_MENU(self, id, self._onSave) |
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[8bd764d] | 215 | #save as cansas |
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| 216 | id = wx.NewId() |
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| 217 | slicerpop.Append(id, "&Save %s canSAS XML" % name) |
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| 218 | self.action_ids[str(id)] = plot |
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| 219 | wx.EVT_MENU(self, id, self._onSaveXML) |
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[1bf33c1] | 220 | |
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| 221 | # Option to delete plottable |
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| 222 | id = wx.NewId() |
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| 223 | slicerpop.Append(id, "Remove %s curve" % name) |
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| 224 | self.action_ids[str(id)] = plot |
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| 225 | wx.EVT_MENU(self, id, self._onRemove) |
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[9a585d0] | 226 | slicerpop.AppendSeparator() |
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[1bf33c1] | 227 | # Option to hide |
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| 228 | #TODO: implement functionality to hide a plottable (legend click) |
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[d468daa] | 229 | |
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| 230 | |
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[1bf33c1] | 231 | if self.graph.selected_plottable in self.plots: |
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[18eba35] | 232 | if self.plots[self.graph.selected_plottable].name in self.err_dy.iterkeys()\ |
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| 233 | and self.errors_hide==1: |
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| 234 | |
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| 235 | #if self.plots[self.graph.selected_plottable].__class__.__name__=="Theory1D": |
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[1bf33c1] | 236 | id = wx.NewId() |
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[18eba35] | 237 | slicerpop.Append(id, '&Show errors to data') |
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[ffd23b5] | 238 | #print "panel scale before ",self.xLabel, self.yLabel |
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| 239 | #print "cyllinder before adding error", self.plots[self.graph.selected_plottable].x |
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[1bf33c1] | 240 | wx.EVT_MENU(self, id, self._on_add_errors) |
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[18eba35] | 241 | |
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| 242 | |
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| 243 | elif self.plots[self.graph.selected_plottable].__class__.__name__=="Data1D"\ |
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| 244 | and self.errors_hide==0: |
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[dd66fbd] | 245 | id = wx.NewId() |
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[18eba35] | 246 | slicerpop.Append(id, '&Hide Error bars') |
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[dd66fbd] | 247 | #print "panel scale before ",self.xLabel, self.yLabel |
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| 248 | #print "cyllinder before adding error", self.plots[self.graph.selected_plottable].x |
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| 249 | wx.EVT_MENU(self, id, self._on_remove_errors) |
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[18eba35] | 250 | |
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| 251 | |
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[1bf33c1] | 252 | else: |
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| 253 | id = wx.NewId() |
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| 254 | slicerpop.Append(id, '&Linear fit') |
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| 255 | wx.EVT_MENU(self, id, self.onFitting) |
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| 256 | |
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[9a585d0] | 257 | slicerpop.AppendSeparator() |
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[1bf33c1] | 258 | id = wx.NewId() |
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| 259 | slicerpop.Append(id, '&Change scale') |
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| 260 | wx.EVT_MENU(self, id, self._onProperties) |
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| 261 | |
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| 262 | id = wx.NewId() |
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| 263 | slicerpop.Append(id, '&Reset Graph') |
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[d468daa] | 264 | wx.EVT_MENU(self, id, self.onResetGraph) |
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[6d920cd] | 265 | |
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[9a585d0] | 266 | |
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[1bf33c1] | 267 | |
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| 268 | pos = event.GetPosition() |
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| 269 | pos = self.ScreenToClient(pos) |
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| 270 | self.PopupMenu(slicerpop, pos) |
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[18eba35] | 271 | |
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| 272 | |
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[869c368] | 273 | def _on_remove_errors(self, evt): |
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| 274 | if not self.graph.selected_plottable == None: |
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| 275 | name =self.plots[self.graph.selected_plottable].name |
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| 276 | dy = self.plots[self.graph.selected_plottable].dy |
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| 277 | self.err_dy[name]= dy |
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[18eba35] | 278 | import numpy |
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| 279 | dy= numpy.zeros(len(self.plots[self.graph.selected_plottable].y)) |
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| 280 | new_plot = Data1D(self.plots[self.graph.selected_plottable].x, |
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[869c368] | 281 | self.plots[self.graph.selected_plottable].y, |
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[18eba35] | 282 | dy=dy) |
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[869c368] | 283 | new_plot.interactive = True |
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[18eba35] | 284 | self.errors_hide=1 |
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[869c368] | 285 | new_plot.name = self.plots[self.graph.selected_plottable].name |
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| 286 | if hasattr(self.plots[self.graph.selected_plottable], "group_id"): |
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| 287 | new_plot.group_id = self.plots[self.graph.selected_plottable].group_id |
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| 288 | new_plot.id = self.plots[self.graph.selected_plottable].id |
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| 289 | else: |
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| 290 | new_plot.group_id = str(time.time()) |
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| 291 | new_plot.id = str(time.time()) |
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| 292 | label, unit = self.plots[self.graph.selected_plottable].get_xaxis() |
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| 293 | new_plot.xaxis(label, unit) |
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| 294 | label, unit = self.plots[self.graph.selected_plottable].get_yaxis() |
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| 295 | new_plot.yaxis(label, unit) |
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| 296 | #print "panel scale ",self.xLabel, self.yLabel |
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[18eba35] | 297 | #print "color",self.graph.plottables[self.plots[self.graph.selected_plottable]] |
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[869c368] | 298 | color=self.graph.plottables[self.plots[self.graph.selected_plottable]] |
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[18eba35] | 299 | self.graph.delete(self.plots[self.graph.selected_plottable]) |
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[869c368] | 300 | |
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[dd66fbd] | 301 | self.graph.add(new_plot,color) |
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[869c368] | 302 | # transforming the view of the new data into the same of the previous data |
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| 303 | self._onEVT_FUNC_PROPERTY() |
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| 304 | #print "cyllinder", self.plots[self.graph.selected_plottable].x,self.plots[self.graph.selected_plottable].view.x, new_plot.x, new_plot.view.x |
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| 305 | self.plots[self.graph.selected_plottable]=new_plot |
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| 306 | |
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| 307 | self.graph.render(self) |
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| 308 | self.subplot.figure.canvas.draw_idle() |
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[18eba35] | 309 | |
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| 310 | event = ErrorDataEvent(err_dy=self.err_dy) |
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| 311 | wx.PostEvent(self.parent, event) |
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[1bf33c1] | 312 | |
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| 313 | def _on_add_errors(self, evt): |
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| 314 | """ |
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| 315 | Compute reasonable errors for a data set without |
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| 316 | errors and transorm the plottable to a Data1D |
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| 317 | """ |
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| 318 | import math |
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| 319 | import numpy |
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| 320 | import time |
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| 321 | |
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| 322 | if not self.graph.selected_plottable == None: |
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| 323 | length = len(self.plots[self.graph.selected_plottable].x) |
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| 324 | dy = numpy.zeros(length) |
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[869c368] | 325 | selected_plot= self.plots[self.graph.selected_plottable] |
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| 326 | try: |
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| 327 | dy = self.err_dy[selected_plot.name] |
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| 328 | except: |
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| 329 | for i in range(length): |
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| 330 | dy[i] = math.sqrt(self.plots[self.graph.selected_plottable].y[i]) |
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| 331 | #for i in range(length): |
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| 332 | # dy[i] = math.sqrt(self.plots[self.graph.selected_plottable].y[i]) |
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[1bf33c1] | 333 | |
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| 334 | new_plot = Data1D(self.plots[self.graph.selected_plottable].x, |
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| 335 | self.plots[self.graph.selected_plottable].y, |
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| 336 | dy=dy) |
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| 337 | new_plot.interactive = True |
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[18eba35] | 338 | self.errors_hide=0 |
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[1bf33c1] | 339 | new_plot.name = self.plots[self.graph.selected_plottable].name |
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| 340 | if hasattr(self.plots[self.graph.selected_plottable], "group_id"): |
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| 341 | new_plot.group_id = self.plots[self.graph.selected_plottable].group_id |
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[d1dd9d4] | 342 | new_plot.id = self.plots[self.graph.selected_plottable].id |
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[1bf33c1] | 343 | else: |
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| 344 | new_plot.group_id = str(time.time()) |
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[d1dd9d4] | 345 | new_plot.id = str(time.time()) |
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[1bf33c1] | 346 | |
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| 347 | label, unit = self.plots[self.graph.selected_plottable].get_xaxis() |
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| 348 | new_plot.xaxis(label, unit) |
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| 349 | label, unit = self.plots[self.graph.selected_plottable].get_yaxis() |
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| 350 | new_plot.yaxis(label, unit) |
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[ffd23b5] | 351 | #print "panel scale ",self.xLabel, self.yLabel |
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[18eba35] | 352 | color=self.graph.plottables[self.plots[self.graph.selected_plottable]] |
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| 353 | self.graph.delete(self.plots[self.graph.selected_plottable]) |
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| 354 | self.graph.add(new_plot, color) |
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| 355 | |
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[ffd23b5] | 356 | # transforming the view of the new data into the same of the previous data |
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| 357 | self._onEVT_FUNC_PROPERTY() |
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| 358 | #print "cyllinder", self.plots[self.graph.selected_plottable].x,self.plots[self.graph.selected_plottable].view.x, new_plot.x, new_plot.view.x |
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[1bf33c1] | 359 | self.plots[self.graph.selected_plottable]=new_plot |
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| 360 | |
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| 361 | self.graph.render(self) |
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[8bd764d] | 362 | self.subplot.figure.canvas.draw_idle() |
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| 363 | |
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| 364 | def _onSaveXML(self, evt): |
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| 365 | import os |
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| 366 | id = str(evt.GetId()) |
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| 367 | if id in self.action_ids: |
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| 368 | path = None |
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| 369 | dlg = wx.FileDialog(self, "Choose a file", os.getcwd(), "", "*.xml", wx.SAVE) |
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| 370 | if dlg.ShowModal() == wx.ID_OK: |
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| 371 | path = dlg.GetPath() |
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| 372 | mypath = os.path.basename(path) |
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| 373 | #print path |
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| 374 | dlg.Destroy() |
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| 375 | |
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| 376 | if not path == None: |
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| 377 | out = open(path, 'w') |
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| 378 | from DataLoader.readers import cansas_reader |
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| 379 | reader = cansas_reader.Reader() |
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| 380 | datainfo= self.plots[self.graph.selected_plottable].info |
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| 381 | reader.write( path, datainfo) |
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| 382 | return |
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| 383 | |
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| 384 | |
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| 385 | |
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| 386 | |
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[1bf33c1] | 387 | def _onSave(self, evt): |
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| 388 | """ |
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| 389 | Save a data set to a text file |
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| 390 | @param evt: Menu event |
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| 391 | """ |
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| 392 | import os |
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| 393 | id = str(evt.GetId()) |
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| 394 | if id in self.action_ids: |
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| 395 | |
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| 396 | path = None |
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| 397 | dlg = wx.FileDialog(self, "Choose a file", os.getcwd(), "", "*.txt", wx.SAVE) |
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| 398 | if dlg.ShowModal() == wx.ID_OK: |
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| 399 | path = dlg.GetPath() |
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| 400 | mypath = os.path.basename(path) |
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[d468daa] | 401 | #print path |
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[1bf33c1] | 402 | dlg.Destroy() |
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| 403 | |
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| 404 | if not path == None: |
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| 405 | out = open(path, 'w') |
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| 406 | has_errors = True |
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| 407 | if self.action_ids[id].dy==None or self.action_ids[id].dy==[]: |
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| 408 | has_errors = False |
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| 409 | |
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| 410 | # Sanity check |
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| 411 | if has_errors: |
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| 412 | try: |
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| 413 | if len(self.action_ids[id].y) != len(self.action_ids[id].dy): |
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[d468daa] | 414 | #print "Y and dY have different lengths" |
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[1bf33c1] | 415 | has_errors = False |
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| 416 | except: |
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| 417 | has_errors = False |
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| 418 | |
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| 419 | if has_errors: |
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| 420 | out.write("<X> <Y> <dY>\n") |
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| 421 | else: |
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| 422 | out.write("<X> <Y>\n") |
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| 423 | |
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| 424 | for i in range(len(self.action_ids[id].x)): |
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| 425 | if has_errors: |
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| 426 | out.write("%g %g %g\n" % (self.action_ids[id].x[i], |
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| 427 | self.action_ids[id].y[i], |
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| 428 | self.action_ids[id].dy[i])) |
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| 429 | else: |
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| 430 | out.write("%g %g\n" % (self.action_ids[id].x[i], |
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| 431 | self.action_ids[id].y[i])) |
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| 432 | |
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| 433 | out.close() |
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| 434 | |
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[d468daa] | 435 | |
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| 436 | |
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[1bf33c1] | 437 | def _onToggleScale(self, event): |
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| 438 | if self.get_yscale() == 'log': |
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| 439 | self.set_yscale('linear') |
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| 440 | else: |
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| 441 | self.set_yscale('log') |
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| 442 | self.subplot.figure.canvas.draw_idle() |
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| 443 | |
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