def _initWidgets(self, backend):
"""Set-up layout and plots."""
# Monkey-patch for histogram size
# alternative: create a layout that does not use widget size hints
def sizeHint():
return qt.QSize(self.HISTOGRAMS_HEIGHT, self.HISTOGRAMS_HEIGHT)
self._histoHPlot = Plot.Plot(backend=backend)
self._histoHPlot.setZoomModeEnabled(True)
self._histoHPlot.setCallback(self._histoHPlotCB)
self._histoHPlot.getWidgetHandle().sizeHint = sizeHint
self._histoHPlot.getWidgetHandle().minimumSizeHint = sizeHint
self._imagePlot = PlotWindow(backend=backend, plugins=False,
colormap=True, flip=True,
grid=False, togglePoints=False,
logx=False, logy=False,
aspect=True)
self._imagePlot.usePlotBackendColormap = True
self._imagePlot.setPanWithArrowKeys(True)
self._imagePlot.setZoomModeEnabled(True) # Color is set in setColormap
self._imagePlot.sigPlotSignal.connect(self._imagePlotCB)
self._imagePlot.hFlipToolButton.clicked.connect(
self._updateYAxisInverted)
self._imagePlot.sigColormapChangedSignal.connect(self.setColormap)
self._histoVPlot = Plot.Plot(backend=backend)
self._histoVPlot.setZoomModeEnabled(True)
self._histoVPlot.setCallback(self._histoVPlotCB)
self._histoVPlot.getWidgetHandle().sizeHint = sizeHint
self._histoVPlot.getWidgetHandle().minimumSizeHint = sizeHint
self._radarView = RadarView()
self._radarView.visibleRectDragged.connect(self._radarViewCB)
self._layout = qt.QGridLayout()
self._layout.addWidget(self._imagePlot, 0, 0)
self._layout.addWidget(self._histoVPlot.getWidgetHandle(), 0, 1)
self._layout.addWidget(self._histoHPlot.getWidgetHandle(), 1, 0)
self._layout.addWidget(self._radarView, 1, 1)
self._layout.setColumnMinimumWidth(0, self.IMAGE_MIN_SIZE)
self._layout.setColumnStretch(0, 1)
self._layout.setColumnMinimumWidth(1, self.HISTOGRAMS_HEIGHT)
self._layout.setColumnStretch(1, 0)
self._layout.setRowMinimumHeight(0, self.IMAGE_MIN_SIZE)
self._layout.setRowStretch(0, 1)
self._layout.setRowMinimumHeight(1, self.HISTOGRAMS_HEIGHT)
self._layout.setRowStretch(1, 0)
self._layout.setSpacing(0)
self._layout.setContentsMargins(0, 0, 0, 0)
self.setLayout(self._layout)
return ob
if __name__ == "__main__":
import os
try:
from PyMca5.PyMcaGui import PyMcaQt as qt
from PyMca5.PyMcaGui.plotting import PlotWindow
app = qt.QApplication([])
QT = True
plot = PlotWindow.PlotWindow()
except:
# test without graphical interface
QT = False
from PyMca5.PyMcaGraph import Plot
plot = Plot.Plot()
pluginDir = [os.path.dirname(__file__)]
plot.getPlugins(method="getPlugin1DInstance", directoryList=pluginDir)
i = numpy.arange(1000.)
y1 = 10.0 + 5000.0 * numpy.exp(-0.01 * (i - 50)**2)
y2 = 10.0 + 5000.0 * numpy.exp(-((i - 55) / 5.)**2)
plot.addCurve(i, y1, "y1")
plot.addCurve(i, y2, "y2")
plugin = getPlugin1DInstance(plot)
for method in plugin.getMethods():
print(method, ":", plugin.getMethodToolTip(method))
plugin.applyMethod(plugin.getMethods()[0])
curves = plugin.getAllCurves()
#for curve in curves:
# print(curve[2])
print("LIMITS = ", plugin.getGraphYLimits())