[dc5ef15] | 1 | import numpy |
---|
| 2 | |
---|
[e20870bc] | 3 | from sas.qtgui.Plotting.Slicers.BaseInteractor import BaseInteractor |
---|
[dc5ef15] | 4 | from sas.qtgui.Plotting.PlotterData import Data1D |
---|
| 5 | import sas.qtgui.Utilities.GuiUtils as GuiUtils |
---|
| 6 | from sas.qtgui.Plotting.SlicerModel import SlicerModel |
---|
| 7 | |
---|
| 8 | |
---|
| 9 | class BoxInteractor(BaseInteractor, SlicerModel): |
---|
| 10 | """ |
---|
| 11 | BoxInteractor define a rectangle that return data1D average of Data2D |
---|
| 12 | in a rectangle area defined by -x, x ,y, -y |
---|
| 13 | """ |
---|
| 14 | def __init__(self, base, axes, item=None, color='black', zorder=3): |
---|
| 15 | BaseInteractor.__init__(self, base, axes, color=color) |
---|
| 16 | SlicerModel.__init__(self) |
---|
| 17 | # Class initialization |
---|
| 18 | self.markers = [] |
---|
| 19 | self.axes = axes |
---|
| 20 | self._item = item |
---|
| 21 | #connecting artist |
---|
| 22 | self.connect = self.base.connect |
---|
| 23 | # which direction is the preferred interaction direction |
---|
| 24 | self.direction = None |
---|
| 25 | # determine x y values |
---|
| 26 | self.x = 0.5 * min(numpy.fabs(self.base.data.xmax), |
---|
| 27 | numpy.fabs(self.base.data.xmin)) |
---|
| 28 | self.y = 0.5 * min(numpy.fabs(self.base.data.xmax), |
---|
| 29 | numpy.fabs(self.base.data.xmin)) |
---|
| 30 | # when reach qmax reset the graph |
---|
| 31 | self.qmax = max(self.base.data.xmax, self.base.data.xmin, |
---|
| 32 | self.base.data.ymax, self.base.data.ymin) |
---|
| 33 | # Number of points on the plot |
---|
| 34 | self.nbins = 30 |
---|
| 35 | # If True, I(|Q|) will be return, otherwise, |
---|
| 36 | # negative q-values are allowed |
---|
| 37 | self.fold = True |
---|
| 38 | # reference of the current Slab averaging |
---|
| 39 | self.averager = None |
---|
| 40 | # Create vertical and horizaontal lines for the rectangle |
---|
| 41 | self.vertical_lines = VerticalLines(self, |
---|
| 42 | self.axes, |
---|
| 43 | color='blue', |
---|
| 44 | zorder=zorder, |
---|
| 45 | y=self.y, |
---|
| 46 | x=self.x) |
---|
| 47 | self.vertical_lines.qmax = self.qmax |
---|
| 48 | |
---|
| 49 | self.horizontal_lines = HorizontalLines(self, |
---|
| 50 | self.axes, |
---|
| 51 | color='green', |
---|
| 52 | zorder=zorder, |
---|
| 53 | x=self.x, |
---|
| 54 | y=self.y) |
---|
| 55 | self.horizontal_lines.qmax = self.qmax |
---|
| 56 | # draw the rectangle and plost the data 1D resulting |
---|
| 57 | # of averaging data2D |
---|
| 58 | self.update() |
---|
| 59 | self._post_data() |
---|
| 60 | self.setModelFromParams() |
---|
| 61 | |
---|
| 62 | def update_and_post(self): |
---|
| 63 | """ |
---|
| 64 | Update the slicer and plot the resulting data |
---|
| 65 | """ |
---|
| 66 | self.update() |
---|
| 67 | self._post_data() |
---|
| 68 | |
---|
| 69 | def set_layer(self, n): |
---|
| 70 | """ |
---|
| 71 | Allow adding plot to the same panel |
---|
| 72 | |
---|
| 73 | :param n: the number of layer |
---|
| 74 | |
---|
| 75 | """ |
---|
| 76 | self.layernum = n |
---|
| 77 | self.update() |
---|
| 78 | |
---|
| 79 | def clear(self): |
---|
| 80 | """ |
---|
| 81 | Clear the slicer and all connected events related to this slicer |
---|
| 82 | """ |
---|
| 83 | self.averager = None |
---|
| 84 | self.clear_markers() |
---|
| 85 | self.horizontal_lines.clear() |
---|
| 86 | self.vertical_lines.clear() |
---|
| 87 | self.base.connect.clearall() |
---|
| 88 | |
---|
| 89 | def update(self): |
---|
| 90 | """ |
---|
| 91 | Respond to changes in the model by recalculating the profiles and |
---|
| 92 | resetting the widgets. |
---|
| 93 | """ |
---|
| 94 | # #Update the slicer if an horizontal line is dragged |
---|
| 95 | if self.horizontal_lines.has_move: |
---|
| 96 | self.horizontal_lines.update() |
---|
| 97 | self.vertical_lines.update(y=self.horizontal_lines.y) |
---|
| 98 | # #Update the slicer if a vertical line is dragged |
---|
| 99 | if self.vertical_lines.has_move: |
---|
| 100 | self.vertical_lines.update() |
---|
| 101 | self.horizontal_lines.update(x=self.vertical_lines.x) |
---|
| 102 | |
---|
| 103 | def save(self, ev): |
---|
| 104 | """ |
---|
| 105 | Remember the roughness for this layer and the next so that we |
---|
| 106 | can restore on Esc. |
---|
| 107 | """ |
---|
| 108 | self.vertical_lines.save(ev) |
---|
| 109 | self.horizontal_lines.save(ev) |
---|
| 110 | |
---|
| 111 | def _post_data(self): |
---|
| 112 | pass |
---|
| 113 | |
---|
| 114 | def post_data(self, new_slab=None, nbins=None, direction=None): |
---|
| 115 | """ |
---|
| 116 | post data averaging in Qx or Qy given new_slab type |
---|
| 117 | |
---|
| 118 | :param new_slab: slicer that determine with direction to average |
---|
| 119 | :param nbins: the number of points plotted when averaging |
---|
| 120 | :param direction: the direction of averaging |
---|
| 121 | |
---|
| 122 | """ |
---|
| 123 | if self.direction is None: |
---|
| 124 | self.direction = direction |
---|
| 125 | |
---|
| 126 | x_min = -1 * numpy.fabs(self.vertical_lines.x) |
---|
| 127 | x_max = numpy.fabs(self.vertical_lines.x) |
---|
| 128 | y_min = -1 * numpy.fabs(self.horizontal_lines.y) |
---|
| 129 | y_max = numpy.fabs(self.horizontal_lines.y) |
---|
| 130 | |
---|
| 131 | if nbins is not None: |
---|
| 132 | self.nbins = nbins |
---|
| 133 | if self.averager is None: |
---|
| 134 | if new_slab is None: |
---|
| 135 | msg = "post data:cannot average , averager is empty" |
---|
[b3e8629] | 136 | raise ValueError(msg) |
---|
[dc5ef15] | 137 | self.averager = new_slab |
---|
| 138 | if self.direction == "X": |
---|
| 139 | if self.fold: |
---|
| 140 | x_low = 0 |
---|
| 141 | else: |
---|
| 142 | x_low = numpy.fabs(x_min) |
---|
| 143 | bin_width = (x_max + x_low) / self.nbins |
---|
| 144 | elif self.direction == "Y": |
---|
| 145 | if self.fold: |
---|
| 146 | y_low = 0 |
---|
| 147 | else: |
---|
| 148 | y_low = numpy.fabs(y_min) |
---|
| 149 | bin_width = (y_max + y_low) / self.nbins |
---|
| 150 | else: |
---|
| 151 | msg = "post data:no Box Average direction was supplied" |
---|
[b3e8629] | 152 | raise ValueError(msg) |
---|
[dc5ef15] | 153 | # # Average data2D given Qx or Qy |
---|
| 154 | box = self.averager(x_min=x_min, x_max=x_max, y_min=y_min, y_max=y_max, |
---|
| 155 | bin_width=bin_width) |
---|
| 156 | box.fold = self.fold |
---|
| 157 | boxavg = box(self.base.data) |
---|
| 158 | # 3 Create Data1D to plot |
---|
| 159 | if hasattr(boxavg, "dxl"): |
---|
| 160 | dxl = boxavg.dxl |
---|
| 161 | else: |
---|
| 162 | dxl = None |
---|
| 163 | if hasattr(boxavg, "dxw"): |
---|
| 164 | dxw = boxavg.dxw |
---|
| 165 | else: |
---|
| 166 | dxw = None |
---|
| 167 | new_plot = Data1D(x=boxavg.x, y=boxavg.y, dy=boxavg.dy) |
---|
| 168 | new_plot.dxl = dxl |
---|
| 169 | new_plot.dxw = dxw |
---|
| 170 | new_plot.name = str(self.averager.__name__) + \ |
---|
| 171 | "(" + self.base.data.name + ")" |
---|
| 172 | new_plot.title = str(self.averager.__name__) + \ |
---|
| 173 | "(" + self.base.data.name + ")" |
---|
| 174 | new_plot.source = self.base.data.source |
---|
| 175 | new_plot.interactive = True |
---|
| 176 | new_plot.detector = self.base.data.detector |
---|
| 177 | # # If the data file does not tell us what the axes are, just assume... |
---|
| 178 | new_plot.xaxis("\\rm{Q}", "A^{-1}") |
---|
| 179 | new_plot.yaxis("\\rm{Intensity} ", "cm^{-1}") |
---|
| 180 | |
---|
| 181 | data = self.base.data |
---|
| 182 | if hasattr(data, "scale") and data.scale == 'linear' and \ |
---|
| 183 | self.base.data.name.count("Residuals") > 0: |
---|
| 184 | new_plot.ytransform = 'y' |
---|
| 185 | new_plot.yaxis("\\rm{Residuals} ", "/") |
---|
| 186 | |
---|
| 187 | new_plot.group_id = "2daverage" + self.base.data.name |
---|
| 188 | new_plot.id = (self.averager.__name__) + self.base.data.name |
---|
| 189 | new_plot.is_data = True |
---|
[63467b6] | 190 | if self._item.parent() is not None: |
---|
| 191 | item = self._item.parent() |
---|
| 192 | GuiUtils.updateModelItemWithPlot(item, new_plot, new_plot.id) |
---|
[dc5ef15] | 193 | |
---|
| 194 | if self.update_model: |
---|
| 195 | self.setModelFromParams() |
---|
| 196 | self.draw() |
---|
| 197 | |
---|
| 198 | def moveend(self, ev): |
---|
| 199 | """ |
---|
| 200 | Called after a dragging event. |
---|
| 201 | Post the slicer new parameters and creates a new Data1D |
---|
| 202 | corresponding to the new average |
---|
| 203 | """ |
---|
| 204 | self._post_data() |
---|
| 205 | |
---|
| 206 | def restore(self): |
---|
| 207 | """ |
---|
| 208 | Restore the roughness for this layer. |
---|
| 209 | """ |
---|
| 210 | self.horizontal_lines.restore() |
---|
| 211 | self.vertical_lines.restore() |
---|
| 212 | |
---|
| 213 | def move(self, x, y, ev): |
---|
| 214 | """ |
---|
| 215 | Process move to a new position, making sure that the move is allowed. |
---|
| 216 | """ |
---|
| 217 | pass |
---|
| 218 | |
---|
| 219 | def set_cursor(self, x, y): |
---|
| 220 | pass |
---|
| 221 | |
---|
| 222 | def getParams(self): |
---|
| 223 | """ |
---|
| 224 | Store a copy of values of parameters of the slicer into a dictionary. |
---|
| 225 | |
---|
| 226 | :return params: the dictionary created |
---|
| 227 | |
---|
| 228 | """ |
---|
| 229 | params = {} |
---|
| 230 | params["x_max"] = numpy.fabs(self.vertical_lines.x) |
---|
| 231 | params["y_max"] = numpy.fabs(self.horizontal_lines.y) |
---|
| 232 | params["nbins"] = self.nbins |
---|
| 233 | return params |
---|
| 234 | |
---|
| 235 | def setParams(self, params): |
---|
| 236 | """ |
---|
| 237 | Receive a dictionary and reset the slicer with values contained |
---|
| 238 | in the values of the dictionary. |
---|
| 239 | |
---|
| 240 | :param params: a dictionary containing name of slicer parameters and |
---|
| 241 | values the user assigned to the slicer. |
---|
| 242 | """ |
---|
| 243 | self.x = float(numpy.fabs(params["x_max"])) |
---|
| 244 | self.y = float(numpy.fabs(params["y_max"])) |
---|
| 245 | self.nbins = params["nbins"] |
---|
| 246 | |
---|
| 247 | self.horizontal_lines.update(x=self.x, y=self.y) |
---|
| 248 | self.vertical_lines.update(x=self.x, y=self.y) |
---|
| 249 | self.post_data(nbins=None) |
---|
| 250 | |
---|
| 251 | def draw(self): |
---|
| 252 | """ |
---|
| 253 | """ |
---|
| 254 | self.base.draw() |
---|
| 255 | |
---|
| 256 | |
---|
| 257 | class HorizontalLines(BaseInteractor): |
---|
| 258 | """ |
---|
| 259 | Draw 2 Horizontal lines centered on (0,0) that can move |
---|
| 260 | on the x- direction and in opposite direction |
---|
| 261 | """ |
---|
| 262 | def __init__(self, base, axes, color='black', zorder=5, x=0.5, y=0.5): |
---|
| 263 | """ |
---|
| 264 | """ |
---|
| 265 | BaseInteractor.__init__(self, base, axes, color=color) |
---|
| 266 | # Class initialization |
---|
| 267 | self.markers = [] |
---|
| 268 | self.axes = axes |
---|
| 269 | # Saving the end points of two lines |
---|
| 270 | self.x = x |
---|
| 271 | self.save_x = x |
---|
| 272 | |
---|
| 273 | self.y = y |
---|
| 274 | self.save_y = y |
---|
| 275 | # Creating a marker |
---|
| 276 | # Inner circle marker |
---|
| 277 | self.inner_marker = self.axes.plot([0], [self.y], linestyle='', |
---|
| 278 | marker='s', markersize=10, |
---|
| 279 | color=self.color, alpha=0.6, |
---|
| 280 | pickradius=5, label="pick", |
---|
| 281 | zorder=zorder, |
---|
| 282 | visible=True)[0] |
---|
| 283 | # Define 2 horizontal lines |
---|
| 284 | self.top_line = self.axes.plot([self.x, -self.x], [self.y, self.y], |
---|
| 285 | linestyle='-', marker='', |
---|
| 286 | color=self.color, visible=True)[0] |
---|
| 287 | self.bottom_line = self.axes.plot([self.x, -self.x], [-self.y, -self.y], |
---|
| 288 | linestyle='-', marker='', |
---|
| 289 | color=self.color, visible=True)[0] |
---|
| 290 | # Flag to check the motion of the lines |
---|
| 291 | self.has_move = False |
---|
| 292 | # Connecting markers to mouse events and draw |
---|
| 293 | self.connect_markers([self.top_line, self.inner_marker]) |
---|
| 294 | self.update() |
---|
| 295 | |
---|
| 296 | def set_layer(self, n): |
---|
| 297 | """ |
---|
| 298 | Allow adding plot to the same panel |
---|
| 299 | |
---|
| 300 | :param n: the number of layer |
---|
| 301 | |
---|
| 302 | """ |
---|
| 303 | self.layernum = n |
---|
| 304 | self.update() |
---|
| 305 | |
---|
| 306 | def clear(self): |
---|
| 307 | """ |
---|
| 308 | Clear this slicer and its markers |
---|
| 309 | """ |
---|
| 310 | self.clear_markers() |
---|
| 311 | self.inner_marker.remove() |
---|
| 312 | self.top_line.remove() |
---|
| 313 | self.bottom_line.remove() |
---|
| 314 | |
---|
| 315 | def update(self, x=None, y=None): |
---|
| 316 | """ |
---|
| 317 | Draw the new roughness on the graph. |
---|
| 318 | |
---|
| 319 | :param x: x-coordinates to reset current class x |
---|
| 320 | :param y: y-coordinates to reset current class y |
---|
| 321 | |
---|
| 322 | """ |
---|
| 323 | # Reset x, y- coordinates if send as parameters |
---|
| 324 | if x is not None: |
---|
| 325 | self.x = numpy.sign(self.x) * numpy.fabs(x) |
---|
| 326 | if y is not None: |
---|
| 327 | self.y = numpy.sign(self.y) * numpy.fabs(y) |
---|
| 328 | # Draw lines and markers |
---|
| 329 | self.inner_marker.set(xdata=[0], ydata=[self.y]) |
---|
| 330 | self.top_line.set(xdata=[self.x, -self.x], ydata=[self.y, self.y]) |
---|
| 331 | self.bottom_line.set(xdata=[self.x, -self.x], ydata=[-self.y, -self.y]) |
---|
| 332 | |
---|
| 333 | def save(self, ev): |
---|
| 334 | """ |
---|
| 335 | Remember the roughness for this layer and the next so that we |
---|
| 336 | can restore on Esc. |
---|
| 337 | """ |
---|
| 338 | self.save_x = self.x |
---|
| 339 | self.save_y = self.y |
---|
| 340 | |
---|
| 341 | def moveend(self, ev): |
---|
| 342 | """ |
---|
| 343 | Called after a dragging this edge and set self.has_move to False |
---|
| 344 | to specify the end of dragging motion |
---|
| 345 | """ |
---|
| 346 | self.has_move = False |
---|
| 347 | self.base.moveend(ev) |
---|
| 348 | |
---|
| 349 | def restore(self): |
---|
| 350 | """ |
---|
| 351 | Restore the roughness for this layer. |
---|
| 352 | """ |
---|
| 353 | self.x = self.save_x |
---|
| 354 | self.y = self.save_y |
---|
| 355 | |
---|
| 356 | def move(self, x, y, ev): |
---|
| 357 | """ |
---|
| 358 | Process move to a new position, making sure that the move is allowed. |
---|
| 359 | """ |
---|
| 360 | self.y = y |
---|
| 361 | self.has_move = True |
---|
| 362 | self.base.base.update() |
---|
| 363 | |
---|
| 364 | |
---|
| 365 | class VerticalLines(BaseInteractor): |
---|
| 366 | """ |
---|
| 367 | Select an annulus through a 2D plot |
---|
| 368 | """ |
---|
| 369 | def __init__(self, base, axes, color='black', zorder=5, x=0.5, y=0.5): |
---|
| 370 | """ |
---|
| 371 | """ |
---|
| 372 | BaseInteractor.__init__(self, base, axes, color=color) |
---|
| 373 | self.markers = [] |
---|
| 374 | self.axes = axes |
---|
| 375 | self.x = numpy.fabs(x) |
---|
| 376 | self.save_x = self.x |
---|
| 377 | self.y = numpy.fabs(y) |
---|
| 378 | self.save_y = y |
---|
| 379 | # Inner circle marker |
---|
| 380 | self.inner_marker = self.axes.plot([self.x], [0], linestyle='', |
---|
| 381 | marker='s', markersize=10, |
---|
| 382 | color=self.color, alpha=0.6, |
---|
| 383 | pickradius=5, label="pick", |
---|
| 384 | zorder=zorder, visible=True)[0] |
---|
| 385 | self.right_line = self.axes.plot([self.x, self.x], |
---|
| 386 | [self.y, -self.y], |
---|
| 387 | linestyle='-', marker='', |
---|
| 388 | color=self.color, visible=True)[0] |
---|
| 389 | self.left_line = self.axes.plot([-self.x, -self.x], |
---|
| 390 | [self.y, -self.y], |
---|
| 391 | linestyle='-', marker='', |
---|
| 392 | color=self.color, visible=True)[0] |
---|
| 393 | self.has_move = False |
---|
| 394 | self.connect_markers([self.right_line, self.inner_marker]) |
---|
| 395 | self.update() |
---|
| 396 | |
---|
| 397 | def set_layer(self, n): |
---|
| 398 | """ |
---|
| 399 | Allow adding plot to the same panel |
---|
| 400 | |
---|
| 401 | :param n: the number of layer |
---|
| 402 | |
---|
| 403 | """ |
---|
| 404 | self.layernum = n |
---|
| 405 | self.update() |
---|
| 406 | |
---|
| 407 | def clear(self): |
---|
| 408 | """ |
---|
| 409 | Clear this slicer and its markers |
---|
| 410 | """ |
---|
| 411 | self.clear_markers() |
---|
| 412 | self.inner_marker.remove() |
---|
| 413 | self.left_line.remove() |
---|
| 414 | self.right_line.remove() |
---|
| 415 | |
---|
| 416 | def update(self, x=None, y=None): |
---|
| 417 | """ |
---|
| 418 | Draw the new roughness on the graph. |
---|
| 419 | |
---|
| 420 | :param x: x-coordinates to reset current class x |
---|
| 421 | :param y: y-coordinates to reset current class y |
---|
| 422 | |
---|
| 423 | """ |
---|
| 424 | # Reset x, y -coordinates if given as parameters |
---|
| 425 | if x is not None: |
---|
| 426 | self.x = numpy.sign(self.x) * numpy.fabs(x) |
---|
| 427 | if y is not None: |
---|
| 428 | self.y = numpy.sign(self.y) * numpy.fabs(y) |
---|
| 429 | # Draw lines and markers |
---|
| 430 | self.inner_marker.set(xdata=[self.x], ydata=[0]) |
---|
| 431 | self.left_line.set(xdata=[-self.x, -self.x], ydata=[self.y, -self.y]) |
---|
| 432 | self.right_line.set(xdata=[self.x, self.x], ydata=[self.y, -self.y]) |
---|
| 433 | |
---|
| 434 | def save(self, ev): |
---|
| 435 | """ |
---|
| 436 | Remember the roughness for this layer and the next so that we |
---|
| 437 | can restore on Esc. |
---|
| 438 | """ |
---|
| 439 | self.save_x = self.x |
---|
| 440 | self.save_y = self.y |
---|
| 441 | |
---|
| 442 | def moveend(self, ev): |
---|
| 443 | """ |
---|
| 444 | Called after a dragging this edge and set self.has_move to False |
---|
| 445 | to specify the end of dragging motion |
---|
| 446 | """ |
---|
| 447 | self.has_move = False |
---|
| 448 | self.base.moveend(ev) |
---|
| 449 | |
---|
| 450 | def restore(self): |
---|
| 451 | """ |
---|
| 452 | Restore the roughness for this layer. |
---|
| 453 | """ |
---|
| 454 | self.x = self.save_x |
---|
| 455 | self.y = self.save_y |
---|
| 456 | |
---|
| 457 | def move(self, x, y, ev): |
---|
| 458 | """ |
---|
| 459 | Process move to a new position, making sure that the move is allowed. |
---|
| 460 | """ |
---|
| 461 | self.has_move = True |
---|
| 462 | self.x = x |
---|
| 463 | self.base.base.update() |
---|
| 464 | |
---|
| 465 | |
---|
| 466 | class BoxInteractorX(BoxInteractor): |
---|
| 467 | """ |
---|
| 468 | Average in Qx direction |
---|
| 469 | """ |
---|
| 470 | def __init__(self, base, axes, item=None, color='black', zorder=3): |
---|
| 471 | BoxInteractor.__init__(self, base, axes, item=item, color=color) |
---|
| 472 | self.base = base |
---|
| 473 | self._post_data() |
---|
| 474 | |
---|
| 475 | def _post_data(self): |
---|
| 476 | """ |
---|
| 477 | Post data creating by averaging in Qx direction |
---|
| 478 | """ |
---|
| 479 | from sas.sascalc.dataloader.manipulations import SlabX |
---|
| 480 | self.post_data(SlabX, direction="X") |
---|
| 481 | |
---|
| 482 | |
---|
| 483 | class BoxInteractorY(BoxInteractor): |
---|
| 484 | """ |
---|
| 485 | Average in Qy direction |
---|
| 486 | """ |
---|
| 487 | def __init__(self, base, axes, item=None, color='black', zorder=3): |
---|
| 488 | BoxInteractor.__init__(self, base, axes, item=item, color=color) |
---|
| 489 | self.base = base |
---|
| 490 | self._post_data() |
---|
| 491 | |
---|
| 492 | def _post_data(self): |
---|
| 493 | """ |
---|
| 494 | Post data creating by averaging in Qy direction |
---|
| 495 | """ |
---|
| 496 | from sas.sascalc.dataloader.manipulations import SlabY |
---|
| 497 | self.post_data(SlabY, direction="Y") |
---|
| 498 | |
---|