| 1 | """ |
|---|
| 2 | Boxsum Class: determine 2 rectangular area to compute |
|---|
| 3 | the sum of pixel of a Data. |
|---|
| 4 | """ |
|---|
| 5 | import numpy |
|---|
| 6 | from PyQt4 import QtGui |
|---|
| 7 | from PyQt4 import QtCore |
|---|
| 8 | from sas.qtgui.Utilities.GuiUtils import formatNumber |
|---|
| 9 | |
|---|
| 10 | from BaseInteractor import _BaseInteractor |
|---|
| 11 | from sas.sascalc.dataloader.manipulations import Boxavg |
|---|
| 12 | from sas.sascalc.dataloader.manipulations import Boxsum |
|---|
| 13 | |
|---|
| 14 | from sas.qtgui.Plotting.SlicerModel import SlicerModel |
|---|
| 15 | |
|---|
| 16 | |
|---|
| 17 | class BoxSumCalculator(_BaseInteractor): |
|---|
| 18 | """ |
|---|
| 19 | Boxsum Class: determine 2 rectangular area to compute |
|---|
| 20 | the sum of pixel of a Data. |
|---|
| 21 | Uses PointerInteractor , VerticalDoubleLine,HorizontalDoubleLine. |
|---|
| 22 | @param zorder: Artists with lower zorder values are drawn first. |
|---|
| 23 | @param x_min: the minimum value of the x coordinate |
|---|
| 24 | @param x_max: the maximum value of the x coordinate |
|---|
| 25 | @param y_min: the minimum value of the y coordinate |
|---|
| 26 | @param y_max: the maximum value of the y coordinate |
|---|
| 27 | |
|---|
| 28 | """ |
|---|
| 29 | def __init__(self, base, axes, color='black', zorder=3): |
|---|
| 30 | _BaseInteractor.__init__(self, base, axes, color=color) |
|---|
| 31 | |
|---|
| 32 | # list of Boxsmun markers |
|---|
| 33 | self.markers = [] |
|---|
| 34 | self.axes = axes |
|---|
| 35 | self._model = None |
|---|
| 36 | self.update_model = False |
|---|
| 37 | |
|---|
| 38 | # connect the artist for the motion |
|---|
| 39 | self.connect = self.base.connect |
|---|
| 40 | |
|---|
| 41 | # when qmax is reached the selected line is reset the its previous value |
|---|
| 42 | self.qmax = min(self.base.data.xmax, self.base.data.xmin) |
|---|
| 43 | |
|---|
| 44 | # Define the boxsum limits |
|---|
| 45 | self.xmin = -1 * 0.5 * min(numpy.fabs(self.base.data.xmax), |
|---|
| 46 | numpy.fabs(self.base.data.xmin)) |
|---|
| 47 | self.ymin = -1 * 0.5 * min(numpy.fabs(self.base.data.xmax), |
|---|
| 48 | numpy.fabs(self.base.data.xmin)) |
|---|
| 49 | self.xmax = 0.5 * min(numpy.fabs(self.base.data.xmax), |
|---|
| 50 | numpy.fabs(self.base.data.xmin)) |
|---|
| 51 | self.ymax = 0.5 * min(numpy.fabs(self.base.data.xmax), |
|---|
| 52 | numpy.fabs(self.base.data.xmin)) |
|---|
| 53 | # center of the boxSum |
|---|
| 54 | self.center_x = 0.0002 |
|---|
| 55 | self.center_y = 0.0003 |
|---|
| 56 | # Number of points on the plot |
|---|
| 57 | self.nbins = 20 |
|---|
| 58 | # Define initial result the summation |
|---|
| 59 | self.count = 0 |
|---|
| 60 | self.error = 0 |
|---|
| 61 | self.total = 0 |
|---|
| 62 | self.totalerror = 0 |
|---|
| 63 | self.points = 0 |
|---|
| 64 | # Flag to determine if the current figure has moved |
|---|
| 65 | # set to False == no motion , set to True== motion |
|---|
| 66 | self.has_move = False |
|---|
| 67 | # Create Boxsum edges |
|---|
| 68 | self.horizontal_lines = HorizontalDoubleLine(self, |
|---|
| 69 | self.axes, |
|---|
| 70 | color='blue', |
|---|
| 71 | zorder=zorder, |
|---|
| 72 | y=self.ymax, |
|---|
| 73 | x=self.xmax, |
|---|
| 74 | center_x=self.center_x, |
|---|
| 75 | center_y=self.center_y) |
|---|
| 76 | self.horizontal_lines.qmax = self.qmax |
|---|
| 77 | |
|---|
| 78 | self.vertical_lines = VerticalDoubleLine(self, |
|---|
| 79 | self.axes, |
|---|
| 80 | color='black', |
|---|
| 81 | zorder=zorder, |
|---|
| 82 | y=self.ymax, |
|---|
| 83 | x=self.xmax, |
|---|
| 84 | center_x=self.center_x, |
|---|
| 85 | center_y=self.center_y) |
|---|
| 86 | self.vertical_lines.qmax = self.qmax |
|---|
| 87 | |
|---|
| 88 | self.center = PointInteractor(self, |
|---|
| 89 | self.axes, color='grey', |
|---|
| 90 | zorder=zorder, |
|---|
| 91 | center_x=self.center_x, |
|---|
| 92 | center_y=self.center_y) |
|---|
| 93 | # Save the name of the slicer panel associate with this slicer |
|---|
| 94 | self.panel_name = "" |
|---|
| 95 | # Update and post slicer parameters |
|---|
| 96 | self.update_model = False |
|---|
| 97 | self.update() |
|---|
| 98 | self.postData() |
|---|
| 99 | |
|---|
| 100 | # set up the model |
|---|
| 101 | self._model = QtGui.QStandardItemModel(1, 9) |
|---|
| 102 | self.setModelFromParams() |
|---|
| 103 | self.update_model = True |
|---|
| 104 | self._model.itemChanged.connect(self.setParamsFromModel) |
|---|
| 105 | |
|---|
| 106 | def setModelFromParams(self): |
|---|
| 107 | """ |
|---|
| 108 | Set up the Qt model for data handling between controls |
|---|
| 109 | """ |
|---|
| 110 | parameters = self.getParams() |
|---|
| 111 | # Crete/overwrite model items |
|---|
| 112 | self._model.setData(self._model.index(0, 0), formatNumber(parameters['Height'])) |
|---|
| 113 | self._model.setData(self._model.index(0, 1), formatNumber(parameters['Width'])) |
|---|
| 114 | self._model.setData(self._model.index(0, 2), formatNumber(parameters['center_x'])) |
|---|
| 115 | self._model.setData(self._model.index(0, 3), formatNumber(parameters['center_y'])) |
|---|
| 116 | |
|---|
| 117 | self.setReadOnlyParametersFromModel() |
|---|
| 118 | |
|---|
| 119 | def model(self): |
|---|
| 120 | ''' model accessor ''' |
|---|
| 121 | return self._model |
|---|
| 122 | |
|---|
| 123 | def setReadOnlyParametersFromModel(self): |
|---|
| 124 | """ |
|---|
| 125 | Cast model content onto "read-only" subset of parameters |
|---|
| 126 | """ |
|---|
| 127 | parameters = self.getParams() |
|---|
| 128 | self._model.setData(self._model.index(0, 4), formatNumber(parameters['avg'])) |
|---|
| 129 | self._model.setData(self._model.index(0, 5), formatNumber(parameters['avg_error'])) |
|---|
| 130 | self._model.setData(self._model.index(0, 6), formatNumber(parameters['sum'])) |
|---|
| 131 | self._model.setData(self._model.index(0, 7), formatNumber(parameters['sum_error'])) |
|---|
| 132 | self._model.setData(self._model.index(0, 8), formatNumber(parameters['num_points'])) |
|---|
| 133 | |
|---|
| 134 | def setParamsFromModel(self): |
|---|
| 135 | """ |
|---|
| 136 | Cast model content onto params dict |
|---|
| 137 | """ |
|---|
| 138 | params = {} |
|---|
| 139 | params["Height"] = float(self.model().item(0, 0).text()) |
|---|
| 140 | params["Width"] = float(self.model().item(0, 1).text()) |
|---|
| 141 | params["center_x"] = float(self.model().item(0, 2).text()) |
|---|
| 142 | params["center_y"] = float(self.model().item(0, 3).text()) |
|---|
| 143 | self.update_model = False |
|---|
| 144 | self.setParams(params) |
|---|
| 145 | self.setReadOnlyParametersFromModel() |
|---|
| 146 | self.update_model = True |
|---|
| 147 | |
|---|
| 148 | def setPanelName(self, name): |
|---|
| 149 | """ |
|---|
| 150 | Store the name of the panel associated to this slicer |
|---|
| 151 | @param name: the name of this panel |
|---|
| 152 | """ |
|---|
| 153 | self.panel_name = name |
|---|
| 154 | |
|---|
| 155 | def setLayer(self, n): |
|---|
| 156 | """ |
|---|
| 157 | Allow adding plot to the same panel |
|---|
| 158 | :param n: the number of layer |
|---|
| 159 | """ |
|---|
| 160 | self.layernum = n |
|---|
| 161 | self.update() |
|---|
| 162 | |
|---|
| 163 | def clear(self): |
|---|
| 164 | """ |
|---|
| 165 | Clear the slicer and all connected events related to this slicer |
|---|
| 166 | """ |
|---|
| 167 | self.clear_markers() |
|---|
| 168 | self.horizontal_lines.clear() |
|---|
| 169 | self.vertical_lines.clear() |
|---|
| 170 | self.center.clear() |
|---|
| 171 | self.base.connect.clearall() |
|---|
| 172 | |
|---|
| 173 | def update(self): |
|---|
| 174 | """ |
|---|
| 175 | Respond to changes in the model by recalculating the profiles and |
|---|
| 176 | resetting the widgets. |
|---|
| 177 | """ |
|---|
| 178 | # check if the center point has moved and update the figure accordingly |
|---|
| 179 | if self.center.has_move: |
|---|
| 180 | self.center.update() |
|---|
| 181 | self.horizontal_lines.update(center=self.center) |
|---|
| 182 | self.vertical_lines.update(center=self.center) |
|---|
| 183 | # check if the horizontal lines have moved and |
|---|
| 184 | # update the figure accordingly |
|---|
| 185 | if self.horizontal_lines.has_move: |
|---|
| 186 | self.horizontal_lines.update() |
|---|
| 187 | self.vertical_lines.update(y1=self.horizontal_lines.y1, |
|---|
| 188 | y2=self.horizontal_lines.y2, |
|---|
| 189 | height=self.horizontal_lines.half_height) |
|---|
| 190 | # check if the vertical lines have moved and |
|---|
| 191 | # update the figure accordingly |
|---|
| 192 | if self.vertical_lines.has_move: |
|---|
| 193 | self.vertical_lines.update() |
|---|
| 194 | self.horizontal_lines.update(x1=self.vertical_lines.x1, |
|---|
| 195 | x2=self.vertical_lines.x2, |
|---|
| 196 | width=self.vertical_lines.half_width) |
|---|
| 197 | |
|---|
| 198 | def save(self, ev): |
|---|
| 199 | """ |
|---|
| 200 | Remember the roughness for this layer and the next so that we |
|---|
| 201 | can restore on Esc. |
|---|
| 202 | """ |
|---|
| 203 | self.horizontal_lines.save(ev) |
|---|
| 204 | self.vertical_lines.save(ev) |
|---|
| 205 | self.center.save(ev) |
|---|
| 206 | |
|---|
| 207 | def postData(self): |
|---|
| 208 | """ |
|---|
| 209 | Get the limits of the boxsum and compute the sum of the pixel |
|---|
| 210 | contained in that region and the error on that sum |
|---|
| 211 | """ |
|---|
| 212 | # the region of the summation |
|---|
| 213 | x_min = self.horizontal_lines.x2 |
|---|
| 214 | x_max = self.horizontal_lines.x1 |
|---|
| 215 | y_min = self.vertical_lines.y2 |
|---|
| 216 | y_max = self.vertical_lines.y1 |
|---|
| 217 | #computation of the sum and its error |
|---|
| 218 | box = Boxavg(x_min=x_min, x_max=x_max, y_min=y_min, y_max=y_max) |
|---|
| 219 | self.count, self.error = box(self.base.data) |
|---|
| 220 | # Dig out number of points summed, SMK & PDB, 04/03/2013 |
|---|
| 221 | boxtotal = Boxsum(x_min=x_min, x_max=x_max, y_min=y_min, y_max=y_max) |
|---|
| 222 | self.total, self.totalerror, self.points = boxtotal(self.base.data) |
|---|
| 223 | if self.update_model: |
|---|
| 224 | self.setModelFromParams() |
|---|
| 225 | self.draw() |
|---|
| 226 | |
|---|
| 227 | def moveend(self, ev): |
|---|
| 228 | """ |
|---|
| 229 | After a dragging motion this function is called to compute |
|---|
| 230 | the error and the sum of pixel of a given data 2D |
|---|
| 231 | """ |
|---|
| 232 | # compute error an d sum of data's pixel |
|---|
| 233 | self.postData() |
|---|
| 234 | |
|---|
| 235 | def restore(self): |
|---|
| 236 | """ |
|---|
| 237 | Restore the roughness for this layer. |
|---|
| 238 | """ |
|---|
| 239 | self.horizontal_lines.restore() |
|---|
| 240 | self.vertical_lines.restore() |
|---|
| 241 | self.center.restore() |
|---|
| 242 | |
|---|
| 243 | def getParams(self): |
|---|
| 244 | """ |
|---|
| 245 | Store a copy of values of parameters of the slicer into a dictionary. |
|---|
| 246 | :return params: the dictionary created |
|---|
| 247 | """ |
|---|
| 248 | params = {} |
|---|
| 249 | params["Width"] = numpy.fabs(self.vertical_lines.half_width) * 2 |
|---|
| 250 | params["Height"] = numpy.fabs(self.horizontal_lines.half_height) * 2 |
|---|
| 251 | params["center_x"] = self.center.x |
|---|
| 252 | params["center_y"] = self.center.y |
|---|
| 253 | params["num_points"] = self.points |
|---|
| 254 | params["avg"] = self.count |
|---|
| 255 | params["avg_error"] = self.error |
|---|
| 256 | params["sum"] = self.total |
|---|
| 257 | params["sum_error"] = self.totalerror |
|---|
| 258 | return params |
|---|
| 259 | |
|---|
| 260 | def getResult(self): |
|---|
| 261 | """ |
|---|
| 262 | Return the result of box summation |
|---|
| 263 | """ |
|---|
| 264 | result = {} |
|---|
| 265 | result["num_points"] = self.points |
|---|
| 266 | result["avg"] = self.count |
|---|
| 267 | result["avg_error"] = self.error |
|---|
| 268 | result["sum"] = self.total |
|---|
| 269 | result["sum_error"] = self.totalerror |
|---|
| 270 | return result |
|---|
| 271 | |
|---|
| 272 | def setParams(self, params): |
|---|
| 273 | """ |
|---|
| 274 | Receive a dictionary and reset the slicer with values contained |
|---|
| 275 | in the values of the dictionary. |
|---|
| 276 | :param params: a dictionary containing name of slicer parameters |
|---|
| 277 | and values the user assigned to the slicer. |
|---|
| 278 | """ |
|---|
| 279 | x_max = numpy.fabs(params["Width"]) / 2 |
|---|
| 280 | y_max = numpy.fabs(params["Height"]) / 2 |
|---|
| 281 | |
|---|
| 282 | self.center_x = params["center_x"] |
|---|
| 283 | self.center_y = params["center_y"] |
|---|
| 284 | # update the slicer given values of params |
|---|
| 285 | self.center.update(center_x=self.center_x, center_y=self.center_y) |
|---|
| 286 | self.horizontal_lines.update(center=self.center, |
|---|
| 287 | width=x_max, height=y_max) |
|---|
| 288 | self.vertical_lines.update(center=self.center, |
|---|
| 289 | width=x_max, height=y_max) |
|---|
| 290 | # compute the new error and sum given values of params |
|---|
| 291 | self.postData() |
|---|
| 292 | |
|---|
| 293 | def draw(self): |
|---|
| 294 | """ Redraw canvas""" |
|---|
| 295 | self.base.draw() |
|---|
| 296 | |
|---|
| 297 | |
|---|
| 298 | |
|---|
| 299 | class PointInteractor(_BaseInteractor): |
|---|
| 300 | """ |
|---|
| 301 | Draw a point that can be dragged with the marker. |
|---|
| 302 | this class controls the motion the center of the BoxSum |
|---|
| 303 | """ |
|---|
| 304 | def __init__(self, base, axes, color='black', zorder=5, center_x=0.0, |
|---|
| 305 | center_y=0.0): |
|---|
| 306 | _BaseInteractor.__init__(self, base, axes, color=color) |
|---|
| 307 | # Initialization the class |
|---|
| 308 | self.markers = [] |
|---|
| 309 | self.axes = axes |
|---|
| 310 | # center coordinates |
|---|
| 311 | self.x = center_x |
|---|
| 312 | self.y = center_y |
|---|
| 313 | # saved value of the center coordinates |
|---|
| 314 | self.save_x = center_x |
|---|
| 315 | self.save_y = center_y |
|---|
| 316 | # Create a marker |
|---|
| 317 | self.center_marker = self.axes.plot([self.x], [self.y], linestyle='', |
|---|
| 318 | marker='s', markersize=10, |
|---|
| 319 | color=self.color, alpha=0.6, |
|---|
| 320 | pickradius=5, label="pick", |
|---|
| 321 | zorder=zorder, |
|---|
| 322 | visible=True)[0] |
|---|
| 323 | # Draw a point |
|---|
| 324 | self.center = self.axes.plot([self.x], [self.y], |
|---|
| 325 | linestyle='-', marker='', |
|---|
| 326 | color=self.color, |
|---|
| 327 | visible=True)[0] |
|---|
| 328 | # Flag to determine the motion this point |
|---|
| 329 | self.has_move = False |
|---|
| 330 | # connecting the marker to allow them to move |
|---|
| 331 | self.connect_markers([self.center_marker]) |
|---|
| 332 | # Update the figure |
|---|
| 333 | self.update() |
|---|
| 334 | |
|---|
| 335 | def setLayer(self, n): |
|---|
| 336 | """ |
|---|
| 337 | Allow adding plot to the same panel |
|---|
| 338 | @param n: the number of layer |
|---|
| 339 | """ |
|---|
| 340 | self.layernum = n |
|---|
| 341 | self.update() |
|---|
| 342 | |
|---|
| 343 | def clear(self): |
|---|
| 344 | """ |
|---|
| 345 | Clear this figure and its markers |
|---|
| 346 | """ |
|---|
| 347 | self.clear_markers() |
|---|
| 348 | self.center.remove() |
|---|
| 349 | self.center_marker.remove() |
|---|
| 350 | |
|---|
| 351 | def update(self, center_x=None, center_y=None): |
|---|
| 352 | """ |
|---|
| 353 | Draw the new roughness on the graph. |
|---|
| 354 | """ |
|---|
| 355 | if center_x is not None: |
|---|
| 356 | self.x = center_x |
|---|
| 357 | if center_y is not None: |
|---|
| 358 | self.y = center_y |
|---|
| 359 | self.center_marker.set(xdata=[self.x], ydata=[self.y]) |
|---|
| 360 | self.center.set(xdata=[self.x], ydata=[self.y]) |
|---|
| 361 | |
|---|
| 362 | def save(self, ev): |
|---|
| 363 | """ |
|---|
| 364 | Remember the roughness for this layer and the next so that we |
|---|
| 365 | can restore on Esc. |
|---|
| 366 | """ |
|---|
| 367 | self.save_x = self.x |
|---|
| 368 | self.save_y = self.y |
|---|
| 369 | |
|---|
| 370 | def moveend(self, ev): |
|---|
| 371 | """ |
|---|
| 372 | """ |
|---|
| 373 | self.has_move = False |
|---|
| 374 | self.base.moveend(ev) |
|---|
| 375 | |
|---|
| 376 | def restore(self): |
|---|
| 377 | """ |
|---|
| 378 | Restore the roughness for this layer. |
|---|
| 379 | """ |
|---|
| 380 | self.y = self.save_y |
|---|
| 381 | self.x = self.save_x |
|---|
| 382 | |
|---|
| 383 | def move(self, x, y, ev): |
|---|
| 384 | """ |
|---|
| 385 | Process move to a new position, making sure that the move is allowed. |
|---|
| 386 | """ |
|---|
| 387 | self.x = x |
|---|
| 388 | self.y = y |
|---|
| 389 | self.has_move = True |
|---|
| 390 | self.base.base.update() |
|---|
| 391 | |
|---|
| 392 | def setCursor(self, x, y): |
|---|
| 393 | """ |
|---|
| 394 | """ |
|---|
| 395 | self.move(x, y, None) |
|---|
| 396 | self.update() |
|---|
| 397 | |
|---|
| 398 | class VerticalDoubleLine(_BaseInteractor): |
|---|
| 399 | """ |
|---|
| 400 | Draw 2 vertical lines moving in opposite direction and centered on |
|---|
| 401 | a point (PointInteractor) |
|---|
| 402 | """ |
|---|
| 403 | def __init__(self, base, axes, color='black', zorder=5, x=0.5, y=0.5, |
|---|
| 404 | center_x=0.0, center_y=0.0): |
|---|
| 405 | _BaseInteractor.__init__(self, base, axes, color=color) |
|---|
| 406 | # Initialization the class |
|---|
| 407 | self.markers = [] |
|---|
| 408 | self.axes = axes |
|---|
| 409 | # Center coordinates |
|---|
| 410 | self.center_x = center_x |
|---|
| 411 | self.center_y = center_y |
|---|
| 412 | # defined end points vertical lignes and their saved values |
|---|
| 413 | self.y1 = y + self.center_y |
|---|
| 414 | self.save_y1 = self.y1 |
|---|
| 415 | |
|---|
| 416 | delta = self.y1 - self.center_y |
|---|
| 417 | self.y2 = self.center_y - delta |
|---|
| 418 | self.save_y2 = self.y2 |
|---|
| 419 | |
|---|
| 420 | self.x1 = x + self.center_x |
|---|
| 421 | self.save_x1 = self.x1 |
|---|
| 422 | |
|---|
| 423 | delta = self.x1 - self.center_x |
|---|
| 424 | self.x2 = self.center_x - delta |
|---|
| 425 | self.save_x2 = self.x2 |
|---|
| 426 | # # save the color of the line |
|---|
| 427 | self.color = color |
|---|
| 428 | # the height of the rectangle |
|---|
| 429 | self.half_height = numpy.fabs(y) |
|---|
| 430 | self.save_half_height = numpy.fabs(y) |
|---|
| 431 | # the with of the rectangle |
|---|
| 432 | self.half_width = numpy.fabs(self.x1 - self.x2) / 2 |
|---|
| 433 | self.save_half_width = numpy.fabs(self.x1 - self.x2) / 2 |
|---|
| 434 | # Create marker |
|---|
| 435 | self.right_marker = self.axes.plot([self.x1], [0], linestyle='', |
|---|
| 436 | marker='s', markersize=10, |
|---|
| 437 | color=self.color, alpha=0.6, |
|---|
| 438 | pickradius=5, label="pick", |
|---|
| 439 | zorder=zorder, visible=True)[0] |
|---|
| 440 | |
|---|
| 441 | # Define the left and right lines of the rectangle |
|---|
| 442 | self.right_line = self.axes.plot([self.x1, self.x1], [self.y1, self.y2], |
|---|
| 443 | linestyle='-', marker='', |
|---|
| 444 | color=self.color, visible=True)[0] |
|---|
| 445 | self.left_line = self.axes.plot([self.x2, self.x2], [self.y1, self.y2], |
|---|
| 446 | linestyle='-', marker='', |
|---|
| 447 | color=self.color, visible=True)[0] |
|---|
| 448 | # Flag to determine if the lines have moved |
|---|
| 449 | self.has_move = False |
|---|
| 450 | # Connection the marker and draw the pictures |
|---|
| 451 | self.connect_markers([self.right_marker]) |
|---|
| 452 | self.update() |
|---|
| 453 | |
|---|
| 454 | def setLayer(self, n): |
|---|
| 455 | """ |
|---|
| 456 | Allow adding plot to the same panel |
|---|
| 457 | :param n: the number of layer |
|---|
| 458 | """ |
|---|
| 459 | self.layernum = n |
|---|
| 460 | self.update() |
|---|
| 461 | |
|---|
| 462 | def clear(self): |
|---|
| 463 | """ |
|---|
| 464 | Clear this slicer and its markers |
|---|
| 465 | """ |
|---|
| 466 | self.clear_markers() |
|---|
| 467 | self.right_marker.remove() |
|---|
| 468 | self.right_line.remove() |
|---|
| 469 | self.left_line.remove() |
|---|
| 470 | |
|---|
| 471 | def update(self, x1=None, x2=None, y1=None, y2=None, width=None, |
|---|
| 472 | height=None, center=None): |
|---|
| 473 | """ |
|---|
| 474 | Draw the new roughness on the graph. |
|---|
| 475 | :param x1: new maximum value of x coordinates |
|---|
| 476 | :param x2: new minimum value of x coordinates |
|---|
| 477 | :param y1: new maximum value of y coordinates |
|---|
| 478 | :param y2: new minimum value of y coordinates |
|---|
| 479 | :param width: is the width of the new rectangle |
|---|
| 480 | :param height: is the height of the new rectangle |
|---|
| 481 | :param center: provided x, y coordinates of the center point |
|---|
| 482 | """ |
|---|
| 483 | # Save the new height, witdh of the rectangle if given as a param |
|---|
| 484 | if width is not None: |
|---|
| 485 | self.half_width = width |
|---|
| 486 | if height is not None: |
|---|
| 487 | self.half_height = height |
|---|
| 488 | # If new center coordinates are given draw the rectangle |
|---|
| 489 | # given these value |
|---|
| 490 | if center is not None: |
|---|
| 491 | self.center_x = center.x |
|---|
| 492 | self.center_y = center.y |
|---|
| 493 | self.x1 = self.half_width + self.center_x |
|---|
| 494 | self.x2 = -self.half_width + self.center_x |
|---|
| 495 | self.y1 = self.half_height + self.center_y |
|---|
| 496 | self.y2 = -self.half_height + self.center_y |
|---|
| 497 | |
|---|
| 498 | self.right_marker.set(xdata=[self.x1], ydata=[self.center_y]) |
|---|
| 499 | self.right_line.set(xdata=[self.x1, self.x1], |
|---|
| 500 | ydata=[self.y1, self.y2]) |
|---|
| 501 | self.left_line.set(xdata=[self.x2, self.x2], |
|---|
| 502 | ydata=[self.y1, self.y2]) |
|---|
| 503 | return |
|---|
| 504 | # if x1, y1, y2, y3 are given draw the rectangle with this value |
|---|
| 505 | if x1 is not None: |
|---|
| 506 | self.x1 = x1 |
|---|
| 507 | if x2 is not None: |
|---|
| 508 | self.x2 = x2 |
|---|
| 509 | if y1 is not None: |
|---|
| 510 | self.y1 = y1 |
|---|
| 511 | if y2 is not None: |
|---|
| 512 | self.y2 = y2 |
|---|
| 513 | # Draw 2 vertical lines and a marker |
|---|
| 514 | self.right_marker.set(xdata=[self.x1], ydata=[self.center_y]) |
|---|
| 515 | self.right_line.set(xdata=[self.x1, self.x1], ydata=[self.y1, self.y2]) |
|---|
| 516 | self.left_line.set(xdata=[self.x2, self.x2], ydata=[self.y1, self.y2]) |
|---|
| 517 | |
|---|
| 518 | def save(self, ev): |
|---|
| 519 | """ |
|---|
| 520 | Remember the roughness for this layer and the next so that we |
|---|
| 521 | can restore on Esc. |
|---|
| 522 | """ |
|---|
| 523 | self.save_x2 = self.x2 |
|---|
| 524 | self.save_y2 = self.y2 |
|---|
| 525 | self.save_x1 = self.x1 |
|---|
| 526 | self.save_y1 = self.y1 |
|---|
| 527 | self.save_half_height = self.half_height |
|---|
| 528 | self.save_half_width = self.half_width |
|---|
| 529 | |
|---|
| 530 | def moveend(self, ev): |
|---|
| 531 | """ |
|---|
| 532 | After a dragging motion reset the flag self.has_move to False |
|---|
| 533 | """ |
|---|
| 534 | self.has_move = False |
|---|
| 535 | self.base.moveend(ev) |
|---|
| 536 | |
|---|
| 537 | def restore(self): |
|---|
| 538 | """ |
|---|
| 539 | Restore the roughness for this layer. |
|---|
| 540 | """ |
|---|
| 541 | self.y2 = self.save_y2 |
|---|
| 542 | self.x2 = self.save_x2 |
|---|
| 543 | self.y1 = self.save_y1 |
|---|
| 544 | self.x1 = self.save_x1 |
|---|
| 545 | self.half_height = self.save_half_height |
|---|
| 546 | self.half_width = self.save_half_width |
|---|
| 547 | |
|---|
| 548 | def move(self, x, y, ev): |
|---|
| 549 | """ |
|---|
| 550 | Process move to a new position, making sure that the move is allowed. |
|---|
| 551 | """ |
|---|
| 552 | self.x1 = x |
|---|
| 553 | delta = self.x1 - self.center_x |
|---|
| 554 | self.x2 = self.center_x - delta |
|---|
| 555 | self.half_width = numpy.fabs(self.x1 - self.x2) / 2 |
|---|
| 556 | self.has_move = True |
|---|
| 557 | self.base.base.update() |
|---|
| 558 | |
|---|
| 559 | def setCursor(self, x, y): |
|---|
| 560 | """ |
|---|
| 561 | Update the figure given x and y |
|---|
| 562 | """ |
|---|
| 563 | self.move(x, y, None) |
|---|
| 564 | self.update() |
|---|
| 565 | |
|---|
| 566 | class HorizontalDoubleLine(_BaseInteractor): |
|---|
| 567 | """ |
|---|
| 568 | Select an annulus through a 2D plot |
|---|
| 569 | """ |
|---|
| 570 | def __init__(self, base, axes, color='black', zorder=5, x=0.5, y=0.5, |
|---|
| 571 | center_x=0.0, center_y=0.0): |
|---|
| 572 | |
|---|
| 573 | _BaseInteractor.__init__(self, base, axes, color=color) |
|---|
| 574 | # Initialization the class |
|---|
| 575 | self.markers = [] |
|---|
| 576 | self.axes = axes |
|---|
| 577 | # Center coordinates |
|---|
| 578 | self.center_x = center_x |
|---|
| 579 | self.center_y = center_y |
|---|
| 580 | self.y1 = y + self.center_y |
|---|
| 581 | self.save_y1 = self.y1 |
|---|
| 582 | delta = self.y1 - self.center_y |
|---|
| 583 | self.y2 = self.center_y - delta |
|---|
| 584 | self.save_y2 = self.y2 |
|---|
| 585 | self.x1 = x + self.center_x |
|---|
| 586 | self.save_x1 = self.x1 |
|---|
| 587 | delta = self.x1 - self.center_x |
|---|
| 588 | self.x2 = self.center_x - delta |
|---|
| 589 | self.save_x2 = self.x2 |
|---|
| 590 | self.color = color |
|---|
| 591 | self.half_height = numpy.fabs(y) |
|---|
| 592 | self.save_half_height = numpy.fabs(y) |
|---|
| 593 | self.half_width = numpy.fabs(x) |
|---|
| 594 | self.save_half_width = numpy.fabs(x) |
|---|
| 595 | self.top_marker = self.axes.plot([0], [self.y1], linestyle='', |
|---|
| 596 | marker='s', markersize=10, |
|---|
| 597 | color=self.color, alpha=0.6, |
|---|
| 598 | pickradius=5, label="pick", |
|---|
| 599 | zorder=zorder, visible=True)[0] |
|---|
| 600 | |
|---|
| 601 | # Define 2 horizotnal lines |
|---|
| 602 | self.top_line = self.axes.plot([self.x1, -self.x1], [self.y1, self.y1], |
|---|
| 603 | linestyle='-', marker='', |
|---|
| 604 | color=self.color, visible=True)[0] |
|---|
| 605 | self.bottom_line = self.axes.plot([self.x1, -self.x1], |
|---|
| 606 | [self.y2, self.y2], |
|---|
| 607 | linestyle='-', marker='', |
|---|
| 608 | color=self.color, visible=True)[0] |
|---|
| 609 | # Flag to determine if the lines have moved |
|---|
| 610 | self.has_move = False |
|---|
| 611 | # connection the marker and draw the pictures |
|---|
| 612 | self.connect_markers([self.top_marker]) |
|---|
| 613 | self.update() |
|---|
| 614 | |
|---|
| 615 | def setLayer(self, n): |
|---|
| 616 | """ |
|---|
| 617 | Allow adding plot to the same panel |
|---|
| 618 | @param n: the number of layer |
|---|
| 619 | """ |
|---|
| 620 | self.layernum = n |
|---|
| 621 | self.update() |
|---|
| 622 | |
|---|
| 623 | def clear(self): |
|---|
| 624 | """ |
|---|
| 625 | Clear this figure and its markers |
|---|
| 626 | """ |
|---|
| 627 | self.clear_markers() |
|---|
| 628 | self.top_marker.remove() |
|---|
| 629 | self.bottom_line.remove() |
|---|
| 630 | self.top_line.remove() |
|---|
| 631 | |
|---|
| 632 | def update(self, x1=None, x2=None, y1=None, y2=None, |
|---|
| 633 | width=None, height=None, center=None): |
|---|
| 634 | """ |
|---|
| 635 | Draw the new roughness on the graph. |
|---|
| 636 | :param x1: new maximum value of x coordinates |
|---|
| 637 | :param x2: new minimum value of x coordinates |
|---|
| 638 | :param y1: new maximum value of y coordinates |
|---|
| 639 | :param y2: new minimum value of y coordinates |
|---|
| 640 | :param width: is the width of the new rectangle |
|---|
| 641 | :param height: is the height of the new rectangle |
|---|
| 642 | :param center: provided x, y coordinates of the center point |
|---|
| 643 | """ |
|---|
| 644 | # Save the new height, witdh of the rectangle if given as a param |
|---|
| 645 | if width is not None: |
|---|
| 646 | self.half_width = width |
|---|
| 647 | if height is not None: |
|---|
| 648 | self.half_height = height |
|---|
| 649 | # If new center coordinates are given draw the rectangle |
|---|
| 650 | # given these value |
|---|
| 651 | if center is not None: |
|---|
| 652 | self.center_x = center.x |
|---|
| 653 | self.center_y = center.y |
|---|
| 654 | self.x1 = self.half_width + self.center_x |
|---|
| 655 | self.x2 = -self.half_width + self.center_x |
|---|
| 656 | |
|---|
| 657 | self.y1 = self.half_height + self.center_y |
|---|
| 658 | self.y2 = -self.half_height + self.center_y |
|---|
| 659 | |
|---|
| 660 | self.top_marker.set(xdata=[self.center_x], ydata=[self.y1]) |
|---|
| 661 | self.top_line.set(xdata=[self.x1, self.x2], |
|---|
| 662 | ydata=[self.y1, self.y1]) |
|---|
| 663 | self.bottom_line.set(xdata=[self.x1, self.x2], |
|---|
| 664 | ydata=[self.y2, self.y2]) |
|---|
| 665 | return |
|---|
| 666 | # if x1, y1, y2, y3 are given draw the rectangle with this value |
|---|
| 667 | if x1 is not None: |
|---|
| 668 | self.x1 = x1 |
|---|
| 669 | if x2 is not None: |
|---|
| 670 | self.x2 = x2 |
|---|
| 671 | if y1 is not None: |
|---|
| 672 | self.y1 = y1 |
|---|
| 673 | if y2 is not None: |
|---|
| 674 | self.y2 = y2 |
|---|
| 675 | # Draw 2 vertical lines and a marker |
|---|
| 676 | self.top_marker.set(xdata=[self.center_x], ydata=[self.y1]) |
|---|
| 677 | self.top_line.set(xdata=[self.x1, self.x2], ydata=[self.y1, self.y1]) |
|---|
| 678 | self.bottom_line.set(xdata=[self.x1, self.x2], ydata=[self.y2, self.y2]) |
|---|
| 679 | |
|---|
| 680 | def save(self, ev): |
|---|
| 681 | """ |
|---|
| 682 | Remember the roughness for this layer and the next so that we |
|---|
| 683 | can restore on Esc. |
|---|
| 684 | """ |
|---|
| 685 | self.save_x2 = self.x2 |
|---|
| 686 | self.save_y2 = self.y2 |
|---|
| 687 | self.save_x1 = self.x1 |
|---|
| 688 | self.save_y1 = self.y1 |
|---|
| 689 | self.save_half_height = self.half_height |
|---|
| 690 | self.save_half_width = self.half_width |
|---|
| 691 | |
|---|
| 692 | def moveend(self, ev): |
|---|
| 693 | """ |
|---|
| 694 | After a dragging motion reset the flag self.has_move to False |
|---|
| 695 | """ |
|---|
| 696 | self.has_move = False |
|---|
| 697 | self.base.moveend(ev) |
|---|
| 698 | |
|---|
| 699 | def restore(self): |
|---|
| 700 | """ |
|---|
| 701 | Restore the roughness for this layer. |
|---|
| 702 | """ |
|---|
| 703 | self.y2 = self.save_y2 |
|---|
| 704 | self.x2 = self.save_x2 |
|---|
| 705 | self.y1 = self.save_y1 |
|---|
| 706 | self.x1 = self.save_x1 |
|---|
| 707 | self.half_height = self.save_half_height |
|---|
| 708 | self.half_width = self.save_half_width |
|---|
| 709 | |
|---|
| 710 | def move(self, x, y, ev): |
|---|
| 711 | """ |
|---|
| 712 | Process move to a new position, making sure that the move is allowed. |
|---|
| 713 | """ |
|---|
| 714 | self.y1 = y |
|---|
| 715 | delta = self.y1 - self.center_y |
|---|
| 716 | self.y2 = self.center_y - delta |
|---|
| 717 | self.half_height = numpy.fabs(self.y1) - self.center_y |
|---|
| 718 | self.has_move = True |
|---|
| 719 | self.base.base.update() |
|---|
| 720 | |
|---|
| 721 | def setCursor(self, x, y): |
|---|
| 722 | """ |
|---|
| 723 | Update the figure given x and y |
|---|
| 724 | """ |
|---|
| 725 | self.move(x, y, None) |
|---|
| 726 | self.update() |
|---|
