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| Original file line number | Diff line number | Diff line change |
|---|---|---|
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| #/*########################################################################## | ||
| # Copyright (C) 2004-2014 V.A. Sole, European Synchrotron Radiation Facility | ||
| # | ||
| # This file is part of the PyMca X-ray Fluorescence Toolkit developed at | ||
| # the ESRF by the Software group. | ||
| # | ||
| # Permission is hereby granted, free of charge, to any person obtaining a copy | ||
| # of this software and associated documentation files (the "Software"), to deal | ||
| # in the Software without restriction, including without limitation the rights | ||
| # to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | ||
| # copies of the Software, and to permit persons to whom the Software is | ||
| # furnished to do so, subject to the following conditions: | ||
| # | ||
| # The above copyright notice and this permission notice shall be included in | ||
| # all copies or substantial portions of the Software. | ||
| # | ||
| # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | ||
| # IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | ||
| # FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE | ||
| # AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | ||
| # LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | ||
| # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN | ||
| # THE SOFTWARE. | ||
| # | ||
| #############################################################################*/ | ||
| __author__ = "V.A. Sole - ESRF Data Analysis" | ||
| __contact__ = "[email protected]" | ||
| __license__ = "MIT" | ||
| __copyright__ = "European Synchrotron Radiation Facility, Grenoble, France" | ||
| import sys | ||
| import os | ||
| import numpy | ||
| from PyMca5.PyMcaGraph.ctools import pnpoly | ||
|
|
||
| DEBUG = 0 | ||
|
|
||
| from . import PlotWindow | ||
| qt = PlotWindow.qt | ||
| IconDict = PlotWindow.IconDict | ||
|
|
||
| class MaskScatterWidget(PlotWindow.PlotWindow): | ||
| def __init__(self, parent=None, backend=None, plugins=False, newplot=False, | ||
| control=False, position=False, maxNRois=1, grid=False, | ||
| logx=False, logy=False, togglePoints=False, normal=True, | ||
| polygon=True, colormap=False, aspect=True, | ||
| imageIcons=True, **kw): | ||
| super(MaskScatterWidget, self).__init__(parent=parent, | ||
| backend=backend, | ||
| plugins=plugins, | ||
| newplot=newplot, | ||
| control=control, | ||
| position=position, | ||
| grid=grid, | ||
| logx=logx, | ||
| logy=logy, | ||
| togglePoints=togglePoints, | ||
| normal=normal, | ||
| aspect=aspect, | ||
| colormap=colormap, | ||
| imageIcons=imageIcons, | ||
| polygon=polygon, | ||
| **kw) | ||
| self._selectionCurve = None | ||
| self._selectionMask = None | ||
| self._selectionColors = numpy.zeros((len(self.colorList), 4), numpy.uint8) | ||
| for i in range(len(self.colorList)): | ||
| self._selectionColors[i, 0] = eval("0x" + self.colorList[i][-2:]) | ||
| self._selectionColors[i, 1] = eval("0x" + self.colorList[i][3:-2]) | ||
| self._selectionColors[i, 2] = eval("0x" + self.colorList[i][1:3]) | ||
| self._selectionColors[i, 3] = 0xff | ||
| self._maxNRois = maxNRois | ||
| self._nRoi = 1 | ||
| self._zoomMode = True | ||
| self._eraseMode = False | ||
| self._brushMode = False | ||
| self.setDrawModeEnabled(False) | ||
|
|
||
| def setSelectionCurveData(self, x, y, legend="MaskScatterWidget", info=None, | ||
| replot=True, replace=True, line_style=" ", color="r", symbol=None, **kw): | ||
| self.enableActiveCurveHandling(False) | ||
| if symbol is None: | ||
| symbol = "o" | ||
| self.addCurve(x=x, y=y, legend=legend, info=info, | ||
| replace=replace, replot=replot, line_style=line_style, color=color, symbol=symbol, **kw) | ||
| self._selectionCurve = legend | ||
|
|
||
| def setSelectionMask(self, mask=None): | ||
| if self._selectionCurve is not None: | ||
| selectionCurve = self.getCurve(self._selectionCurve) | ||
| if selectionCurve in [[], None]: | ||
| self._selectionCurve = None | ||
| self._selectionMask = mask | ||
| else: | ||
| x, y = selectionCurve[0:2] | ||
| x = numpy.array(x, copy=False) | ||
| if hasattr(mask, "size"): | ||
| if mask.size == x.size: | ||
| if self._selectionMask is None: | ||
| self._selectionMask = mask | ||
| elif self._selectionMask.size == mask.size: | ||
| # keep shape because we may refer to images | ||
| tmpView = self._selectionMask[:] | ||
| tmpView.shape = -1 | ||
| tmpMask = mask[:] | ||
| tmpMask.shape = -1 | ||
| tmpView[:] = tmpMask[:] | ||
| else: | ||
| self._selectionMask = mask | ||
| else: | ||
| raise ValueError("Mask size = %d while data size = %d" % (mask.size(), x.size())) | ||
| self._updatePlot() | ||
|
|
||
| def getSelectionMask(self): | ||
| # TODO: Deal with non-finite data like in MaskImageWidget | ||
| return self._selectionMask | ||
|
|
||
| def _updatePlot(self, replot=True, replace=True): | ||
| if self._selectionCurve is None: | ||
| return | ||
| x, y, legend, info = self.getCurve(self._selectionCurve) | ||
| x.shape = -1 | ||
| y.shape = -1 | ||
| mask = numpy.zeros(y.shape, dtype=numpy.uint8) | ||
| colors = numpy.zeros((y.size, 4), dtype=numpy.uint8) | ||
| if self._selectionMask is not None: | ||
| tmpMask = self._selectionMask[:] | ||
| tmpMask.shape = -1 | ||
| for i in range(1, self._maxNRois): | ||
| colors[tmpMask == i, :] = self._selectionColors[i] | ||
| self.setSelectionCurveData(x, y, legend=legend, info=info, color=colors, line_style=" ", | ||
| replot=replot, replace=replace) | ||
|
|
||
| def setActiveRoiNumber(self, intValue): | ||
| if (intValue < 0) or (intValue > self._maxNRois): | ||
| raise ValueError("Value %d outside the interval [0, %d]" % (intValue, self._maxNRois)) | ||
| self._nRoi = intValue | ||
|
|
||
| def setPolygonSelectionMode(self): | ||
| """ | ||
| Resets zoom mode and enters selection mode with the current active ROI index | ||
| """ | ||
| self._zoomMode = False | ||
| self._brushMode = False | ||
| # one should be able to erase with a polygonal mask | ||
| self._eraseMode = False | ||
| self.setDrawModeEnabled(True, shape="polygon", label="mask") | ||
|
|
||
| if __name__ == "__main__": | ||
| app = qt.QApplication([]) | ||
| x = numpy.arange(1000.) | ||
| y = x * x | ||
| w = MaskScatterWidget(maxNRois=8) | ||
| w.setSelectionCurveData(x, y, color="k", symbol="o") | ||
| import numpy.random | ||
| w.setSelectionMask(numpy.random.permutation(1000) % 10) | ||
| w.setPolygonSelectionMode() | ||
| w.show() | ||
| app.exec_() | ||
|
|
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