| 1 | #TODO: the line slicer should listen to all 2DREFRESH events, get the data and slice it |
|---|
| 2 | # before pushing a new 1D data update. |
|---|
| 3 | |
|---|
| 4 | # |
|---|
| 5 | #TODO: NEED MAJOR REFACTOR |
|---|
| 6 | # |
|---|
| 7 | |
|---|
| 8 | import math |
|---|
| 9 | import wx |
|---|
| 10 | #from copy import deepcopy |
|---|
| 11 | # Debug printout |
|---|
| 12 | from sans.guiframe.events import NewPlotEvent |
|---|
| 13 | from sans.guiframe.events import StatusEvent |
|---|
| 14 | from sans.guiframe.events import SlicerParameterEvent |
|---|
| 15 | from sans.guiframe.events import EVT_SLICER_PARS |
|---|
| 16 | from BaseInteractor import _BaseInteractor |
|---|
| 17 | from sans.guiframe.dataFitting import Data1D |
|---|
| 18 | |
|---|
| 19 | class AnnulusInteractor(_BaseInteractor): |
|---|
| 20 | """ |
|---|
| 21 | Select an annulus through a 2D plot. |
|---|
| 22 | This interactor is used to average 2D data with the region |
|---|
| 23 | defined by 2 radius. |
|---|
| 24 | this class is defined by 2 Ringinterators. |
|---|
| 25 | """ |
|---|
| 26 | def __init__(self, base, axes, color='black', zorder=3): |
|---|
| 27 | |
|---|
| 28 | _BaseInteractor.__init__(self, base, axes, color=color) |
|---|
| 29 | self.markers = [] |
|---|
| 30 | self.axes = axes |
|---|
| 31 | self.base = base |
|---|
| 32 | self.qmax = min(math.fabs(self.base.data2D.xmax), |
|---|
| 33 | math.fabs(self.base.data2D.xmin)) #must be positive |
|---|
| 34 | self.connect = self.base.connect |
|---|
| 35 | |
|---|
| 36 | ## Number of points on the plot |
|---|
| 37 | self.nbins = 20 |
|---|
| 38 | #Cursor position of Rings (Left(-1) or Right(1)) |
|---|
| 39 | self.xmaxd = self.base.data2D.xmax |
|---|
| 40 | self.xmind = self.base.data2D.xmin |
|---|
| 41 | |
|---|
| 42 | if (self.xmaxd + self.xmind) > 0: |
|---|
| 43 | self.sign = 1 |
|---|
| 44 | else: |
|---|
| 45 | self.sign = -1 |
|---|
| 46 | # Inner circle |
|---|
| 47 | self.inner_circle = RingInteractor(self, self.base.subplot, |
|---|
| 48 | zorder=zorder, |
|---|
| 49 | r=self.qmax/2.0, sign=self.sign) |
|---|
| 50 | self.inner_circle.qmax = self.qmax |
|---|
| 51 | self.outer_circle = RingInteractor(self, self.base.subplot, |
|---|
| 52 | zorder=zorder+1, r=self.qmax/1.8, |
|---|
| 53 | sign=self.sign) |
|---|
| 54 | self.outer_circle.qmax = self.qmax * 1.2 |
|---|
| 55 | self.update() |
|---|
| 56 | self._post_data() |
|---|
| 57 | |
|---|
| 58 | # Bind to slice parameter events |
|---|
| 59 | self.base.Bind(EVT_SLICER_PARS, self._onEVT_SLICER_PARS) |
|---|
| 60 | |
|---|
| 61 | def _onEVT_SLICER_PARS(self, event): |
|---|
| 62 | """ |
|---|
| 63 | receive an event containing parameters values to reset the slicer |
|---|
| 64 | |
|---|
| 65 | :param event: event of type SlicerParameterEvent with params as |
|---|
| 66 | attribute |
|---|
| 67 | |
|---|
| 68 | """ |
|---|
| 69 | wx.PostEvent(self.base, |
|---|
| 70 | StatusEvent(status="AnnulusSlicer._onEVT_SLICER_PARS")) |
|---|
| 71 | event.Skip() |
|---|
| 72 | if event.type == self.__class__.__name__: |
|---|
| 73 | self.set_params(event.params) |
|---|
| 74 | self.base.update() |
|---|
| 75 | |
|---|
| 76 | def set_layer(self, n): |
|---|
| 77 | """ |
|---|
| 78 | Allow adding plot to the same panel |
|---|
| 79 | |
|---|
| 80 | :param n: the number of layer |
|---|
| 81 | |
|---|
| 82 | """ |
|---|
| 83 | self.layernum = n |
|---|
| 84 | self.update() |
|---|
| 85 | |
|---|
| 86 | def clear(self): |
|---|
| 87 | """ |
|---|
| 88 | Clear the slicer and all connected events related to this slicer |
|---|
| 89 | """ |
|---|
| 90 | self.clear_markers() |
|---|
| 91 | self.outer_circle.clear() |
|---|
| 92 | self.inner_circle.clear() |
|---|
| 93 | self.base.connect.clearall() |
|---|
| 94 | self.base.Unbind(EVT_SLICER_PARS) |
|---|
| 95 | |
|---|
| 96 | def update(self): |
|---|
| 97 | """ |
|---|
| 98 | Respond to changes in the model by recalculating the profiles and |
|---|
| 99 | resetting the widgets. |
|---|
| 100 | """ |
|---|
| 101 | # Update locations |
|---|
| 102 | self.inner_circle.update() |
|---|
| 103 | self.outer_circle.update() |
|---|
| 104 | |
|---|
| 105 | def save(self, ev): |
|---|
| 106 | """ |
|---|
| 107 | Remember the roughness for this layer and the next so that we |
|---|
| 108 | can restore on Esc. |
|---|
| 109 | """ |
|---|
| 110 | self.base.freeze_axes() |
|---|
| 111 | self.inner_circle.save(ev) |
|---|
| 112 | self.outer_circle.save(ev) |
|---|
| 113 | |
|---|
| 114 | def _post_data(self, nbins=None): |
|---|
| 115 | """ |
|---|
| 116 | Uses annulus parameters to plot averaged data into 1D data. |
|---|
| 117 | |
|---|
| 118 | :param nbins: the number of points to plot |
|---|
| 119 | |
|---|
| 120 | """ |
|---|
| 121 | #Data to average |
|---|
| 122 | data = self.base.data2D |
|---|
| 123 | # If we have no data, just return |
|---|
| 124 | if data == None: |
|---|
| 125 | return |
|---|
| 126 | |
|---|
| 127 | from sans.dataloader.manipulations import Ring |
|---|
| 128 | rmin = min(math.fabs(self.inner_circle.get_radius()), |
|---|
| 129 | math.fabs(self.outer_circle.get_radius())) |
|---|
| 130 | rmax = max(math.fabs(self.inner_circle.get_radius()), |
|---|
| 131 | math.fabs(self.outer_circle.get_radius())) |
|---|
| 132 | #if the user does not specify the numbers of points to plot |
|---|
| 133 | # the default number will be nbins= 20 |
|---|
| 134 | if nbins == None: |
|---|
| 135 | self.nbins = 20 |
|---|
| 136 | else: |
|---|
| 137 | self.nbins = nbins |
|---|
| 138 | ## create the data1D Q average of data2D |
|---|
| 139 | sect = Ring(r_min=rmin, r_max=rmax, nbins=self.nbins) |
|---|
| 140 | sector = sect(self.base.data2D) |
|---|
| 141 | |
|---|
| 142 | if hasattr(sector, "dxl"): |
|---|
| 143 | dxl = sector.dxl |
|---|
| 144 | else: |
|---|
| 145 | dxl = None |
|---|
| 146 | if hasattr(sector, "dxw"): |
|---|
| 147 | dxw = sector.dxw |
|---|
| 148 | else: |
|---|
| 149 | dxw = None |
|---|
| 150 | new_plot = Data1D(x=(sector.x - math.pi) * 180/math.pi, |
|---|
| 151 | y=sector.y, dy=sector.dy) |
|---|
| 152 | new_plot.dxl = dxl |
|---|
| 153 | new_plot.dxw = dxw |
|---|
| 154 | new_plot.name = "AnnulusPhi" +"("+ self.base.data2D.name+")" |
|---|
| 155 | |
|---|
| 156 | new_plot.source = self.base.data2D.source |
|---|
| 157 | #new_plot.info=self.base.data2D.info |
|---|
| 158 | new_plot.interactive = True |
|---|
| 159 | new_plot.detector = self.base.data2D.detector |
|---|
| 160 | # If the data file does not tell us what the axes are, just assume... |
|---|
| 161 | new_plot.xaxis("\\rm{\phi}", 'degrees') |
|---|
| 162 | new_plot.yaxis("\\rm{Intensity} ", "cm^{-1}") |
|---|
| 163 | if hasattr(data, "scale") and data.scale == 'linear' and \ |
|---|
| 164 | self.base.data2D.name.count("Residuals") > 0: |
|---|
| 165 | new_plot.ytransform = 'y' |
|---|
| 166 | new_plot.yaxis("\\rm{Residuals} ", "/") |
|---|
| 167 | |
|---|
| 168 | new_plot.group_id = "AnnulusPhi" + self.base.data2D.name |
|---|
| 169 | new_plot.id = None |
|---|
| 170 | #new_plot.is_data= True |
|---|
| 171 | new_plot.xtransform = "x" |
|---|
| 172 | new_plot.ytransform = "y" |
|---|
| 173 | self.base.parent.update_theory(data_id=data.id, theory=new_plot) |
|---|
| 174 | wx.PostEvent(self.base.parent, NewPlotEvent(plot=new_plot, |
|---|
| 175 | title="AnnulusPhi")) |
|---|
| 176 | |
|---|
| 177 | def moveend(self, ev): |
|---|
| 178 | """ |
|---|
| 179 | Called when any dragging motion ends. |
|---|
| 180 | Post an event (type =SlicerParameterEvent) |
|---|
| 181 | to plotter 2D with a copy slicer parameters |
|---|
| 182 | Call _post_data method |
|---|
| 183 | """ |
|---|
| 184 | self.base.thaw_axes() |
|---|
| 185 | # Post parameters to plotter 2D |
|---|
| 186 | event = SlicerParameterEvent() |
|---|
| 187 | event.type = self.__class__.__name__ |
|---|
| 188 | event.params = self.get_params() |
|---|
| 189 | wx.PostEvent(self.base, event) |
|---|
| 190 | # create a 1D data plot |
|---|
| 191 | #self._post_data() |
|---|
| 192 | |
|---|
| 193 | def restore(self): |
|---|
| 194 | """ |
|---|
| 195 | Restore the roughness for this layer. |
|---|
| 196 | """ |
|---|
| 197 | self.inner_circle.restore() |
|---|
| 198 | self.outer_circle.restore() |
|---|
| 199 | |
|---|
| 200 | def move(self, x, y, ev): |
|---|
| 201 | """ |
|---|
| 202 | Process move to a new position, making sure that the move is allowed. |
|---|
| 203 | """ |
|---|
| 204 | pass |
|---|
| 205 | |
|---|
| 206 | def set_cursor(self, x, y): |
|---|
| 207 | pass |
|---|
| 208 | |
|---|
| 209 | def get_params(self): |
|---|
| 210 | """ |
|---|
| 211 | Store a copy of values of parameters of the slicer into a dictionary. |
|---|
| 212 | |
|---|
| 213 | :return params: the dictionary created |
|---|
| 214 | |
|---|
| 215 | """ |
|---|
| 216 | params = {} |
|---|
| 217 | params["inner_radius"] = math.fabs(self.inner_circle._inner_mouse_x) |
|---|
| 218 | params["outer_radius"] = math.fabs(self.outer_circle._inner_mouse_x) |
|---|
| 219 | params["nbins"] = self.nbins |
|---|
| 220 | return params |
|---|
| 221 | |
|---|
| 222 | def set_params(self, params): |
|---|
| 223 | """ |
|---|
| 224 | Receive a dictionary and reset the slicer with values contained |
|---|
| 225 | in the values of the dictionary. |
|---|
| 226 | |
|---|
| 227 | :param params: a dictionary containing name of slicer parameters and |
|---|
| 228 | values the user assigned to the slicer. |
|---|
| 229 | |
|---|
| 230 | """ |
|---|
| 231 | inner = math.fabs(params["inner_radius"]) |
|---|
| 232 | outer = math.fabs(params["outer_radius"]) |
|---|
| 233 | self.nbins = int(params["nbins"]) |
|---|
| 234 | ## Update the picture |
|---|
| 235 | self.inner_circle.set_cursor(inner, self.inner_circle._inner_mouse_y) |
|---|
| 236 | self.outer_circle.set_cursor(outer, self.outer_circle._inner_mouse_y) |
|---|
| 237 | ## Post the data given the nbins entered by the user |
|---|
| 238 | self._post_data(self.nbins) |
|---|
| 239 | |
|---|
| 240 | def freeze_axes(self): |
|---|
| 241 | """ |
|---|
| 242 | """ |
|---|
| 243 | self.base.freeze_axes() |
|---|
| 244 | |
|---|
| 245 | def thaw_axes(self): |
|---|
| 246 | """ |
|---|
| 247 | """ |
|---|
| 248 | self.base.thaw_axes() |
|---|
| 249 | |
|---|
| 250 | def draw(self): |
|---|
| 251 | """ |
|---|
| 252 | """ |
|---|
| 253 | self.base.draw() |
|---|
| 254 | |
|---|
| 255 | |
|---|
| 256 | class RingInteractor(_BaseInteractor): |
|---|
| 257 | """ |
|---|
| 258 | Draw a ring Given a radius |
|---|
| 259 | """ |
|---|
| 260 | def __init__(self, base, axes, color='black', zorder=5, r=1.0, sign=1): |
|---|
| 261 | """ |
|---|
| 262 | :param: the color of the line that defined the ring |
|---|
| 263 | :param r: the radius of the ring |
|---|
| 264 | :param sign: the direction of motion the the marker |
|---|
| 265 | |
|---|
| 266 | """ |
|---|
| 267 | _BaseInteractor.__init__(self, base, axes, color=color) |
|---|
| 268 | self.markers = [] |
|---|
| 269 | self.axes = axes |
|---|
| 270 | # Current radius of the ring |
|---|
| 271 | self._inner_mouse_x = r |
|---|
| 272 | #Value of the center of the ring |
|---|
| 273 | self._inner_mouse_y = 0 |
|---|
| 274 | # previous value of that radius |
|---|
| 275 | self._inner_save_x = r |
|---|
| 276 | #Save value of the center of the ring |
|---|
| 277 | self._inner_save_y = 0 |
|---|
| 278 | #Class instantiating RingIterator class |
|---|
| 279 | self.base = base |
|---|
| 280 | #the direction of the motion of the marker |
|---|
| 281 | self.sign = sign |
|---|
| 282 | ## Create a marker |
|---|
| 283 | try: |
|---|
| 284 | # Inner circle marker |
|---|
| 285 | x_value = [self.sign * math.fabs(self._inner_mouse_x)] |
|---|
| 286 | self.inner_marker = self.axes.plot(x_value, |
|---|
| 287 | [0], |
|---|
| 288 | linestyle='', |
|---|
| 289 | marker='s', markersize=10, |
|---|
| 290 | color=self.color, alpha=0.6, |
|---|
| 291 | pickradius=5, label="pick", |
|---|
| 292 | zorder=zorder, |
|---|
| 293 | visible=True)[0] |
|---|
| 294 | except: |
|---|
| 295 | x_value = [self.sign * math.fabs(self._inner_mouse_x)] |
|---|
| 296 | self.inner_marker = self.axes.plot(x_value, |
|---|
| 297 | [0], |
|---|
| 298 | linestyle='', |
|---|
| 299 | marker='s', markersize=10, |
|---|
| 300 | color=self.color, alpha=0.6, |
|---|
| 301 | label="pick", |
|---|
| 302 | visible=True)[0] |
|---|
| 303 | message = "\nTHIS PROTOTYPE NEEDS THE LATEST" |
|---|
| 304 | message += " VERSION OF MATPLOTLIB\n" |
|---|
| 305 | message += "Get the SVN version that is at " |
|---|
| 306 | message += " least as recent as June 1, 2007" |
|---|
| 307 | |
|---|
| 308 | owner = self.base.base.parent |
|---|
| 309 | wx.PostEvent(owner, |
|---|
| 310 | StatusEvent(status="AnnulusSlicer: %s" % message)) |
|---|
| 311 | |
|---|
| 312 | # Draw a circle |
|---|
| 313 | [self.inner_circle] = self.axes.plot([], [], |
|---|
| 314 | linestyle='-', marker='', |
|---|
| 315 | color=self.color) |
|---|
| 316 | # the number of points that make the ring line |
|---|
| 317 | self.npts = 40 |
|---|
| 318 | |
|---|
| 319 | self.connect_markers([self.inner_marker]) |
|---|
| 320 | self.update() |
|---|
| 321 | |
|---|
| 322 | def set_layer(self, n): |
|---|
| 323 | """ |
|---|
| 324 | Allow adding plot to the same panel |
|---|
| 325 | |
|---|
| 326 | :param n: the number of layer |
|---|
| 327 | |
|---|
| 328 | """ |
|---|
| 329 | self.layernum = n |
|---|
| 330 | self.update() |
|---|
| 331 | |
|---|
| 332 | def clear(self): |
|---|
| 333 | """ |
|---|
| 334 | Clear the slicer and all connected events related to this slicer |
|---|
| 335 | """ |
|---|
| 336 | self.clear_markers() |
|---|
| 337 | try: |
|---|
| 338 | self.inner_marker.remove() |
|---|
| 339 | self.inner_circle.remove() |
|---|
| 340 | except: |
|---|
| 341 | # Old version of matplotlib |
|---|
| 342 | for item in range(len(self.axes.lines)): |
|---|
| 343 | del self.axes.lines[0] |
|---|
| 344 | |
|---|
| 345 | def get_radius(self): |
|---|
| 346 | """ |
|---|
| 347 | :return self._inner_mouse_x: the current radius of the ring |
|---|
| 348 | """ |
|---|
| 349 | return self._inner_mouse_x |
|---|
| 350 | |
|---|
| 351 | def update(self): |
|---|
| 352 | """ |
|---|
| 353 | Draw the new roughness on the graph. |
|---|
| 354 | """ |
|---|
| 355 | # Plot inner circle |
|---|
| 356 | x = [] |
|---|
| 357 | y = [] |
|---|
| 358 | for i in range(self.npts): |
|---|
| 359 | phi = 2.0 * math.pi / (self.npts - 1) * i |
|---|
| 360 | |
|---|
| 361 | xval = 1.0 * self._inner_mouse_x * math.cos(phi) |
|---|
| 362 | yval = 1.0 * self._inner_mouse_x * math.sin(phi) |
|---|
| 363 | |
|---|
| 364 | x.append(xval) |
|---|
| 365 | y.append(yval) |
|---|
| 366 | |
|---|
| 367 | self.inner_marker.set(xdata=[self.sign*math.fabs(self._inner_mouse_x)], |
|---|
| 368 | ydata=[0]) |
|---|
| 369 | self.inner_circle.set_data(x, y) |
|---|
| 370 | |
|---|
| 371 | def save(self, ev): |
|---|
| 372 | """ |
|---|
| 373 | Remember the roughness for this layer and the next so that we |
|---|
| 374 | can restore on Esc. |
|---|
| 375 | """ |
|---|
| 376 | self._inner_save_x = self._inner_mouse_x |
|---|
| 377 | self._inner_save_y = self._inner_mouse_y |
|---|
| 378 | self.base.freeze_axes() |
|---|
| 379 | |
|---|
| 380 | def moveend(self, ev): |
|---|
| 381 | """ |
|---|
| 382 | Called after a dragging motion |
|---|
| 383 | """ |
|---|
| 384 | self.base.moveend(ev) |
|---|
| 385 | |
|---|
| 386 | def restore(self): |
|---|
| 387 | """ |
|---|
| 388 | Restore the roughness for this layer. |
|---|
| 389 | """ |
|---|
| 390 | self._inner_mouse_x = self._inner_save_x |
|---|
| 391 | self._inner_mouse_y = self._inner_save_y |
|---|
| 392 | |
|---|
| 393 | def move(self, x, y, ev): |
|---|
| 394 | """ |
|---|
| 395 | Process move to a new position, making sure that the move is allowed. |
|---|
| 396 | """ |
|---|
| 397 | self._inner_mouse_x = x |
|---|
| 398 | self._inner_mouse_y = y |
|---|
| 399 | self.base.base.update() |
|---|
| 400 | |
|---|
| 401 | def set_cursor(self, x, y): |
|---|
| 402 | """ |
|---|
| 403 | draw the ring given x, y value |
|---|
| 404 | """ |
|---|
| 405 | self.move(x, y, None) |
|---|
| 406 | self.update() |
|---|
| 407 | |
|---|
| 408 | |
|---|
| 409 | def get_params(self): |
|---|
| 410 | """ |
|---|
| 411 | Store a copy of values of parameters of the slicer into a dictionary. |
|---|
| 412 | |
|---|
| 413 | :return params: the dictionary created |
|---|
| 414 | |
|---|
| 415 | """ |
|---|
| 416 | params = {} |
|---|
| 417 | params["radius"] = math.fabs(self._inner_mouse_x) |
|---|
| 418 | return params |
|---|
| 419 | |
|---|
| 420 | def set_params(self, params): |
|---|
| 421 | """ |
|---|
| 422 | Receive a dictionary and reset the slicer with values contained |
|---|
| 423 | in the values of the dictionary. |
|---|
| 424 | |
|---|
| 425 | :param params: a dictionary containing name of slicer parameters and |
|---|
| 426 | values the user assigned to the slicer. |
|---|
| 427 | |
|---|
| 428 | """ |
|---|
| 429 | x = params["radius"] |
|---|
| 430 | self.set_cursor(x, self._inner_mouse_y) |
|---|
| 431 | |
|---|
| 432 | class CircularMask(_BaseInteractor): |
|---|
| 433 | """ |
|---|
| 434 | Draw a ring Given a radius |
|---|
| 435 | """ |
|---|
| 436 | def __init__(self, base, axes, color='grey', zorder=3, side=None): |
|---|
| 437 | """ |
|---|
| 438 | |
|---|
| 439 | :param: the color of the line that defined the ring |
|---|
| 440 | :param r: the radius of the ring |
|---|
| 441 | :param sign: the direction of motion the the marker |
|---|
| 442 | |
|---|
| 443 | """ |
|---|
| 444 | _BaseInteractor.__init__(self, base, axes, color=color) |
|---|
| 445 | self.markers = [] |
|---|
| 446 | self.axes = axes |
|---|
| 447 | self.base = base |
|---|
| 448 | self.is_inside = side |
|---|
| 449 | self.qmax = min(math.fabs(self.base.data.xmax), |
|---|
| 450 | math.fabs(self.base.data.xmin)) #must be positive |
|---|
| 451 | self.connect = self.base.connect |
|---|
| 452 | |
|---|
| 453 | #Cursor position of Rings (Left(-1) or Right(1)) |
|---|
| 454 | self.xmaxd = self.base.data.xmax |
|---|
| 455 | self.xmind = self.base.data.xmin |
|---|
| 456 | |
|---|
| 457 | if (self.xmaxd + self.xmind) > 0: |
|---|
| 458 | self.sign = 1 |
|---|
| 459 | else: |
|---|
| 460 | self.sign = -1 |
|---|
| 461 | # Inner circle |
|---|
| 462 | self.outer_circle = RingInteractor(self, self.base.subplot, 'blue', |
|---|
| 463 | zorder=zorder+1, r=self.qmax/1.8, |
|---|
| 464 | sign=self.sign) |
|---|
| 465 | self.outer_circle.qmax = self.qmax * 1.2 |
|---|
| 466 | self.update() |
|---|
| 467 | self._post_data() |
|---|
| 468 | |
|---|
| 469 | # Bind to slice parameter events |
|---|
| 470 | #self.base.Bind(EVT_SLICER_PARS, self._onEVT_SLICER_PARS) |
|---|
| 471 | |
|---|
| 472 | def _onEVT_SLICER_PARS(self, event): |
|---|
| 473 | """ |
|---|
| 474 | receive an event containing parameters values to reset the slicer |
|---|
| 475 | |
|---|
| 476 | :param event: event of type SlicerParameterEvent with params as |
|---|
| 477 | attribute |
|---|
| 478 | """ |
|---|
| 479 | wx.PostEvent(self.base, |
|---|
| 480 | StatusEvent(status="AnnulusSlicer._onEVT_SLICER_PARS")) |
|---|
| 481 | event.Skip() |
|---|
| 482 | if event.type == self.__class__.__name__: |
|---|
| 483 | self.set_params(event.params) |
|---|
| 484 | self.base.update() |
|---|
| 485 | |
|---|
| 486 | def set_layer(self, n): |
|---|
| 487 | """ |
|---|
| 488 | Allow adding plot to the same panel |
|---|
| 489 | |
|---|
| 490 | :param n: the number of layer |
|---|
| 491 | |
|---|
| 492 | """ |
|---|
| 493 | self.layernum = n |
|---|
| 494 | self.update() |
|---|
| 495 | |
|---|
| 496 | def clear(self): |
|---|
| 497 | """ |
|---|
| 498 | Clear the slicer and all connected events related to this slicer |
|---|
| 499 | """ |
|---|
| 500 | self.clear_markers() |
|---|
| 501 | self.outer_circle.clear() |
|---|
| 502 | self.base.connect.clearall() |
|---|
| 503 | #self.base.Unbind(EVT_SLICER_PARS) |
|---|
| 504 | |
|---|
| 505 | def update(self): |
|---|
| 506 | """ |
|---|
| 507 | Respond to changes in the model by recalculating the profiles and |
|---|
| 508 | resetting the widgets. |
|---|
| 509 | """ |
|---|
| 510 | # Update locations |
|---|
| 511 | self.outer_circle.update() |
|---|
| 512 | #if self.is_inside != None: |
|---|
| 513 | out = self._post_data() |
|---|
| 514 | return out |
|---|
| 515 | |
|---|
| 516 | def save(self, ev): |
|---|
| 517 | """ |
|---|
| 518 | Remember the roughness for this layer and the next so that we |
|---|
| 519 | can restore on Esc. |
|---|
| 520 | """ |
|---|
| 521 | self.base.freeze_axes() |
|---|
| 522 | self.outer_circle.save(ev) |
|---|
| 523 | |
|---|
| 524 | def _post_data(self): |
|---|
| 525 | """ |
|---|
| 526 | Uses annulus parameters to plot averaged data into 1D data. |
|---|
| 527 | |
|---|
| 528 | :param nbins: the number of points to plot |
|---|
| 529 | |
|---|
| 530 | """ |
|---|
| 531 | #Data to average |
|---|
| 532 | data = self.base.data |
|---|
| 533 | |
|---|
| 534 | # If we have no data, just return |
|---|
| 535 | if data == None: |
|---|
| 536 | return |
|---|
| 537 | mask = data.mask |
|---|
| 538 | from sans.dataloader.manipulations import Ringcut |
|---|
| 539 | |
|---|
| 540 | rmin = 0 |
|---|
| 541 | rmax = math.fabs(self.outer_circle.get_radius()) |
|---|
| 542 | |
|---|
| 543 | ## create the data1D Q average of data2D |
|---|
| 544 | mask = Ringcut(r_min=rmin, r_max= rmax) |
|---|
| 545 | |
|---|
| 546 | if self.is_inside: |
|---|
| 547 | out = (mask(data) == False) |
|---|
| 548 | else: |
|---|
| 549 | out = (mask(data)) |
|---|
| 550 | #self.base.data.mask=out |
|---|
| 551 | return out |
|---|
| 552 | |
|---|
| 553 | |
|---|
| 554 | def moveend(self, ev): |
|---|
| 555 | """ |
|---|
| 556 | Called when any dragging motion ends. |
|---|
| 557 | Post an event (type =SlicerParameterEvent) |
|---|
| 558 | to plotter 2D with a copy slicer parameters |
|---|
| 559 | Call _post_data method |
|---|
| 560 | """ |
|---|
| 561 | self.base.thaw_axes() |
|---|
| 562 | # create a 1D data plot |
|---|
| 563 | self._post_data() |
|---|
| 564 | |
|---|
| 565 | def restore(self): |
|---|
| 566 | """ |
|---|
| 567 | Restore the roughness for this layer. |
|---|
| 568 | """ |
|---|
| 569 | self.outer_circle.restore() |
|---|
| 570 | |
|---|
| 571 | def move(self, x, y, ev): |
|---|
| 572 | """ |
|---|
| 573 | Process move to a new position, making sure that the move is allowed. |
|---|
| 574 | """ |
|---|
| 575 | pass |
|---|
| 576 | |
|---|
| 577 | def set_cursor(self, x, y): |
|---|
| 578 | pass |
|---|
| 579 | |
|---|
| 580 | def get_params(self): |
|---|
| 581 | """ |
|---|
| 582 | Store a copy of values of parameters of the slicer into a dictionary. |
|---|
| 583 | |
|---|
| 584 | :return params: the dictionary created |
|---|
| 585 | |
|---|
| 586 | """ |
|---|
| 587 | params = {} |
|---|
| 588 | params["outer_radius"] = math.fabs(self.outer_circle._inner_mouse_x) |
|---|
| 589 | return params |
|---|
| 590 | |
|---|
| 591 | def set_params(self, params): |
|---|
| 592 | """ |
|---|
| 593 | Receive a dictionary and reset the slicer with values contained |
|---|
| 594 | in the values of the dictionary. |
|---|
| 595 | |
|---|
| 596 | :param params: a dictionary containing name of slicer parameters and |
|---|
| 597 | values the user assigned to the slicer. |
|---|
| 598 | """ |
|---|
| 599 | outer = math.fabs(params["outer_radius"] ) |
|---|
| 600 | ## Update the picture |
|---|
| 601 | self.outer_circle.set_cursor(outer, self.outer_circle._inner_mouse_y) |
|---|
| 602 | ## Post the data given the nbins entered by the user |
|---|
| 603 | self._post_data() |
|---|
| 604 | |
|---|
| 605 | def freeze_axes(self): |
|---|
| 606 | self.base.freeze_axes() |
|---|
| 607 | |
|---|
| 608 | def thaw_axes(self): |
|---|
| 609 | self.base.thaw_axes() |
|---|
| 610 | |
|---|
| 611 | def draw(self): |
|---|
| 612 | self.base.update() |
|---|
| 613 | |
|---|
