| 1 | # global |
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| 2 | from PyQt4 import QtCore |
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| 3 | from PyQt4 import QtGui |
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| 4 | |
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| 5 | # sas-global |
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| 6 | import sas.qtgui.Utilities.GuiUtils as GuiUtils |
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| 7 | from sas.sascalc.corfunc.corfunc_calculator import CorfuncCalculator |
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| 8 | |
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| 9 | # local |
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| 10 | from UI.CorfuncPanel import Ui_CorfuncDialog |
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| 11 | # from InvariantDetails import DetailsDialog |
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| 12 | from CorfuncUtils import WIDGETS as W |
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| 13 | |
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| 14 | from matplotlib.backends.backend_qt4agg import FigureCanvasQTAgg \ |
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| 15 | as FigureCanvas |
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| 16 | from matplotlib.figure import Figure |
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| 17 | |
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| 18 | |
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| 19 | class MyMplCanvas(FigureCanvas): |
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| 20 | """Ultimately, this is a QWidget (as well as a FigureCanvasAgg, etc.).""" |
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| 21 | def __init__(self, model, width=5, height=4, dpi=100): |
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| 22 | self.model = model |
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| 23 | self.fig = Figure(figsize=(width, height), dpi=dpi) |
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| 24 | self.axes = self.fig.add_subplot(111) |
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| 25 | |
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| 26 | FigureCanvas.__init__(self, self.fig) |
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| 27 | |
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| 28 | self.data = None |
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| 29 | self.extrap = None |
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| 30 | |
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| 31 | def draw_q_space(self): |
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| 32 | self.fig.clf() |
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| 33 | |
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| 34 | self.axes = self.fig.add_subplot(111) |
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| 35 | self.axes.set_xscale("log") |
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| 36 | self.axes.set_yscale("log") |
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| 37 | |
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| 38 | qmin = float(self.model.item(W.W_QMIN).text()) |
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| 39 | qmax1 = float(self.model.item(W.W_QMAX).text()) |
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| 40 | qmax2 = float(self.model.item(W.W_QCUTOFF).text()) |
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| 41 | |
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| 42 | if self.data: |
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| 43 | self.axes.plot(self.data.x, self.data.y) |
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| 44 | self.axes.axvline(qmin) |
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| 45 | self.axes.axvline(qmax1) |
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| 46 | self.axes.axvline(qmax2) |
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| 47 | self.axes.set_xlim(min(self.data.x), max(self.data.x) * 1.5 - |
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| 48 | 0.5 * min(self.data.x)) |
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| 49 | if self.extrap: |
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| 50 | self.axes.plot(self.extrap.x, self.extrap.y) |
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| 51 | |
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| 52 | self.draw() |
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| 53 | |
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| 54 | def draw_real_space(self): |
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| 55 | self.fig.clf() |
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| 56 | |
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| 57 | self.axes = self.fig.add_subplot(111) |
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| 58 | self.axes.set_xscale("linear") |
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| 59 | self.axes.set_yscale("linear") |
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| 60 | |
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| 61 | if self.data: |
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| 62 | self.axes.plot(self.data.x, self.data.y, label="1D Correlation") |
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| 63 | self.axes.plot(self.data3.x, self.data3.y, label="3D Correlation") |
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| 64 | self.axes.plot(self.data_idf.x, self.data_idf.y, |
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| 65 | label="Interface Distribution Function") |
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| 66 | self.axes.set_xlim(min(self.data.x), max(self.data.x) / 4) |
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| 67 | self.axes.legend() |
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| 68 | |
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| 69 | self.draw() |
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| 70 | |
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| 71 | |
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| 72 | class CorfuncWindow(QtGui.QDialog, Ui_CorfuncDialog): |
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| 73 | # The controller which is responsible for managing signal slots connections |
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| 74 | # for the gui and providing an interface to the data model. |
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| 75 | name = "Corfunc" # For displaying in the combo box |
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| 76 | |
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| 77 | def __init__(self, parent=None): |
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| 78 | super(CorfuncWindow, self).__init__() |
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| 79 | self.setupUi(self) |
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| 80 | |
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| 81 | self.setWindowTitle("Corfunc Perspective") |
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| 82 | |
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| 83 | self.model = QtGui.QStandardItemModel(self) |
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| 84 | self.communicate = GuiUtils.Communicate() |
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| 85 | self._calculator = CorfuncCalculator() |
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| 86 | |
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| 87 | self._canvas = MyMplCanvas(self.model) |
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| 88 | self._realplot = MyMplCanvas(self.model) |
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| 89 | self.verticalLayout_7.insertWidget(0, self._canvas) |
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| 90 | self.verticalLayout_7.insertWidget(1, self._realplot) |
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| 91 | |
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| 92 | # Connect buttons to slots. |
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| 93 | # Needs to be done early so default values propagate properly. |
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| 94 | self.setup_slots() |
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| 95 | |
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| 96 | # Set up the model. |
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| 97 | self.setup_model() |
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| 98 | |
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| 99 | # Set up the mapper |
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| 100 | self.setup_mapper() |
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| 101 | |
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| 102 | def setup_slots(self): |
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| 103 | self.extrapolateBtn.clicked.connect(self.extrapolate) |
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| 104 | self.transformBtn.clicked.connect(self.transform) |
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| 105 | |
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| 106 | self.calculateBgBtn.clicked.connect(self.calculateBackground) |
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| 107 | |
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| 108 | self.model.itemChanged.connect(self.modelChanged) |
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| 109 | |
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| 110 | def setup_model(self): |
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| 111 | self.model.setItem(W.W_QMIN, |
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| 112 | QtGui.QStandardItem("0.01")) |
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| 113 | self.model.setItem(W.W_QMAX, |
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| 114 | QtGui.QStandardItem("0.20")) |
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| 115 | self.model.setItem(W.W_QCUTOFF, |
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| 116 | QtGui.QStandardItem("0.22")) |
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| 117 | self.model.setItem(W.W_BACKGROUND, |
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| 118 | QtGui.QStandardItem("0")) |
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| 119 | self.model.setItem(W.W_TRANSFORM, |
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| 120 | QtGui.QStandardItem("Fourier")) |
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| 121 | self.model.setItem(W.W_GUINIERA, |
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| 122 | QtGui.QStandardItem("0.0")) |
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| 123 | self.model.setItem(W.W_GUINIERB, |
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| 124 | QtGui.QStandardItem("0.0")) |
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| 125 | self.model.setItem(W.W_PORODK, |
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| 126 | QtGui.QStandardItem("0.0")) |
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| 127 | self.model.setItem(W.W_PORODSIGMA, |
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| 128 | QtGui.QStandardItem("0.0")) |
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| 129 | self.model.setItem(W.W_CORETHICK, QtGui.QStandardItem(str(0))) |
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| 130 | self.model.setItem(W.W_INTTHICK, QtGui.QStandardItem(str(0))) |
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| 131 | self.model.setItem(W.W_HARDBLOCK, QtGui.QStandardItem(str(0))) |
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| 132 | self.model.setItem(W.W_CRYSTAL, QtGui.QStandardItem(str(0))) |
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| 133 | self.model.setItem(W.W_POLY, QtGui.QStandardItem(str(0))) |
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| 134 | self.model.setItem(W.W_PERIOD, QtGui.QStandardItem(str(0))) |
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| 135 | |
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| 136 | def modelChanged(self, item): |
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| 137 | self.mapper.toFirst() |
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| 138 | self._canvas.draw_q_space() |
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| 139 | |
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| 140 | def _update_calculator(self): |
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| 141 | self._calculator.lowerq = float(self.model.item(W.W_QMIN).text()) |
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| 142 | qmax1 = float(self.model.item(W.W_QMAX).text()) |
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| 143 | qmax2 = float(self.model.item(W.W_QCUTOFF).text()) |
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| 144 | self._calculator.upperq = (qmax1, qmax2) |
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| 145 | self._calculator.background = \ |
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| 146 | float(self.model.item(W.W_BACKGROUND).text()) |
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| 147 | |
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| 148 | def extrapolate(self): |
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| 149 | self._update_calculator() |
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| 150 | params, extrapolation, _ = self._calculator.compute_extrapolation() |
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| 151 | |
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| 152 | self.model.setItem(W.W_GUINIERA, QtGui.QStandardItem(str(params['A']))) |
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| 153 | self.model.setItem(W.W_GUINIERB, QtGui.QStandardItem(str(params['B']))) |
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| 154 | self.model.setItem(W.W_PORODK, QtGui.QStandardItem(str(params['K']))) |
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| 155 | self.model.setItem(W.W_PORODSIGMA, |
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| 156 | QtGui.QStandardItem(str(params['sigma']))) |
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| 157 | |
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| 158 | self._canvas.extrap = extrapolation |
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| 159 | self._canvas.draw_q_space() |
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| 160 | |
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| 161 | def transform(self): |
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| 162 | if self.fourierBtn.isChecked(): |
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| 163 | method = "fourier" |
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| 164 | elif self.hilbertBtn.isChecked(): |
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| 165 | method = "hilbert" |
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| 166 | |
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| 167 | extrap = self._canvas.extrap |
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| 168 | bg = float(self.model.item(W.W_BACKGROUND).text()) |
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| 169 | |
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| 170 | def updatefn(*args, **kwargs): |
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| 171 | pass |
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| 172 | |
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| 173 | def completefn(transforms): |
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| 174 | (trans1, trans3, idf) = transforms |
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| 175 | self._realplot.data = trans1 |
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| 176 | self._realplot.data3 = trans3 |
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| 177 | self._realplot.data_idf = idf |
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| 178 | self._realplot.draw_real_space() |
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| 179 | params = self._calculator.extract_parameters(trans1) |
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| 180 | self.model.setItem(W.W_CORETHICK, |
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| 181 | QtGui.QStandardItem(str(params['d0']))) |
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| 182 | self.model.setItem(W.W_INTTHICK, |
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| 183 | QtGui.QStandardItem(str(params['dtr']))) |
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| 184 | self.model.setItem(W.W_HARDBLOCK, |
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| 185 | QtGui.QStandardItem(str(params['Lc']))) |
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| 186 | self.model.setItem(W.W_CRYSTAL, |
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| 187 | QtGui.QStandardItem(str(params['fill']))) |
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| 188 | self.model.setItem(W.W_POLY, |
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| 189 | QtGui.QStandardItem(str(params['A']))) |
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| 190 | self.model.setItem(W.W_PERIOD, |
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| 191 | QtGui.QStandardItem(str(params['max']))) |
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| 192 | |
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| 193 | self._update_calculator() |
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| 194 | self._calculator.compute_transform(extrap, method, bg, |
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| 195 | completefn, updatefn) |
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| 196 | |
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| 197 | def setup_mapper(self): |
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| 198 | self.mapper = QtGui.QDataWidgetMapper(self) |
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| 199 | self.mapper.setOrientation(QtCore.Qt.Vertical) |
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| 200 | self.mapper.setModel(self.model) |
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| 201 | |
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| 202 | self.mapper.addMapping(self.qMin, W.W_QMIN) |
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| 203 | self.mapper.addMapping(self.qMax1, W.W_QMAX) |
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| 204 | self.mapper.addMapping(self.qMax2, W.W_QCUTOFF) |
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| 205 | self.mapper.addMapping(self.bg, W.W_BACKGROUND) |
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| 206 | |
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| 207 | self.mapper.addMapping(self.guinierA, W.W_GUINIERA) |
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| 208 | self.mapper.addMapping(self.guinierB, W.W_GUINIERB) |
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| 209 | self.mapper.addMapping(self.porodK, W.W_PORODK) |
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| 210 | self.mapper.addMapping(self.porodSigma, W.W_PORODSIGMA) |
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| 211 | |
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| 212 | self.mapper.addMapping(self.avgCoreThick, W.W_CORETHICK) |
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| 213 | self.mapper.addMapping(self.avgIntThick, W.W_INTTHICK) |
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| 214 | self.mapper.addMapping(self.avgHardBlock, W.W_HARDBLOCK) |
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| 215 | self.mapper.addMapping(self.polydisp, W.W_POLY) |
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| 216 | self.mapper.addMapping(self.longPeriod, W.W_PERIOD) |
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| 217 | self.mapper.addMapping(self.localCrystal, W.W_CRYSTAL) |
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| 218 | |
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| 219 | self.mapper.toFirst() |
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| 220 | |
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| 221 | def calculateBackground(self): |
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| 222 | self._update_calculator() |
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| 223 | bg = self._calculator.compute_background() |
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| 224 | temp = QtGui.QStandardItem(str(bg)) |
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| 225 | self.model.setItem(W.W_BACKGROUND, temp) |
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| 226 | |
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| 227 | def allowBatch(self): |
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| 228 | """ |
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| 229 | We cannot perform corfunc analysis in batch at this time. |
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| 230 | """ |
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| 231 | return False |
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| 232 | |
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| 233 | def setData(self, data_item, is_batch=False): |
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| 234 | """ |
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| 235 | Obtain a QStandardItem object and dissect it to get Data1D/2D |
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| 236 | Pass it over to the calculator |
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| 237 | """ |
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| 238 | if not isinstance(data_item, list): |
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| 239 | msg = "Incorrect type passed to the Corfunc Perpsective" |
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| 240 | raise AttributeError(msg) |
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| 241 | |
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| 242 | if not isinstance(data_item[0], QtGui.QStandardItem): |
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| 243 | msg = "Incorrect type passed to the Corfunc Perspective" |
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| 244 | raise AttributeError(msg) |
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| 245 | |
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| 246 | self._model_item = data_item[0] |
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| 247 | data = GuiUtils.dataFromItem(self._model_item) |
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| 248 | self._calculator.set_data(data) |
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| 249 | |
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| 250 | self._canvas.data = data |
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| 251 | self._canvas.draw_q_space() |
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| 252 | |
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| 253 | # self.model.item(WIDGETS.W_FILENAME).setData(QtCoreQVariant(self._model_item.text())) |
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| 254 | |
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| 255 | def setClosable(self, value=True): |
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| 256 | """ |
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| 257 | Allow outsiders close this widget |
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| 258 | """ |
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| 259 | assert isinstance(value, bool) |
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| 260 | |
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| 261 | self._allow_close = value |
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