def get_archive_trend(models=None, length=4 * 3600, show=False):
# This method is to be added to
# PyTangoArchiving.widgets.trend in next releases
#class PressureTrend(TaurusTrend):
#def showEvent(self,event):
#if not getattr(self,'_tuned',False):
#setup_pressure_trend(self)
#setattr(self,'_tuned',True)
#TaurusTrend.showEvent(self,event)
from taurus.external.qt import Qwt5
tt = TaurusTrend()
try:
tt.setXDynScale(True)
tt.setUseArchiving(True)
tt.setModelInConfig(False)
tt.disconnect(tt.axisWidget(tt.xBottom),
Qt.SIGNAL("scaleDivChanged ()"), tt._scaleChangeWarning)
xMax = time.time() #tt.axisScaleDiv(Qwt5.QwtPlot.xBottom).upperBound()
rg = length #abs(self.str2deltatime(str(self.ui.xRangeCB.currentText())))
xMin = xMax - rg
tt.setAxisScale(Qwt5.QwtPlot.xBottom, xMin, xMax)
if models: tt.setModel(models)
if show: tt.show()
tt.setWindowTitle('Trend')
except:
print 'Exception in set_pressure_trend(%s)' % tt
print traceback.format_exc()
return tt
def _setup_ui(self):
vbox = QtGui.QVBoxLayout(self)
self.setLayout(vbox)
grid = QtGui.QGridLayout()
self.form = MAXForm(withButtons=False)
grid.addWidget(self.form, 0, 0, 2, 1)
# rescale taurus form methode
self.form.scrollArea.sizeHint = self.scaleSize
self.status_label = StatusArea()
grid.addWidget(self.status_label, 0, 1, 1, 1)
commandbox = QtGui.QVBoxLayout(self)
self.start_button = TaurusCommandButton(command="StartCycle")
self.start_button.setUseParentModel(True)
self.stop_button = TaurusCommandButton(command="StopCycle")
self.stop_button.setUseParentModel(True)
commandbox.addWidget(self.start_button)
commandbox.addWidget(self.stop_button)
grid.addLayout(commandbox, 1, 1, 1, 1)
vbox.addLayout(grid)
self.trend = TaurusTrend()
vbox.addWidget(self.trend, stretch=1)
self.trend_trigger.connect(self.set_trend_paused)
self.cyclingState = None
def open_new_trend(self):
from taurus.qt.qtgui.plot import TaurusTrend
tt = TaurusTrend()
tt.show()
self.extras.append(tt)
tt.setUseArchiving(True)
tt.showLegend(True)
return tt
def setupUi(self, LiberaSinglePassMini):
LiberaSinglePassMini.setObjectName(_fromUtf8("LiberaSinglePassMini"))
LiberaSinglePassMini.resize(338, 670)
self.gridLayout = QtGui.QGridLayout(LiberaSinglePassMini)
self.gridLayout.setObjectName(_fromUtf8("gridLayout"))
self.taurusTrend_2 = TaurusTrend(LiberaSinglePassMini)
self.taurusTrend_2.setObjectName(_fromUtf8("taurusTrend_2"))
self.gridLayout.addWidget(self.taurusTrend_2, 3, 0, 1, 1)
self.taurusTrend = TaurusTrend(LiberaSinglePassMini)
self.taurusTrend.setObjectName(_fromUtf8("taurusTrend"))
self.gridLayout.addWidget(self.taurusTrend, 1, 0, 2, 1)
self.taurusCurveDialog = TaurusCurveDialog(LiberaSinglePassMini)
self.taurusCurveDialog.setModifiableByUser(False)
self.taurusCurveDialog.setObjectName(_fromUtf8("taurusCurveDialog"))
self.gridLayout.addWidget(self.taurusCurveDialog, 0, 0, 1, 1)
self.retranslateUi(LiberaSinglePassMini)
QtCore.QMetaObject.connectSlotsByName(LiberaSinglePassMini)
def _updateTemporaryTrends1D(self, trends1d):
'''adds necessary trend1D panels and removes no longer needed ones
:param trends1d: (dict) A dict whose keys are tuples of axes and
whose values are list of model names to plot
:returns: (tuple) two lists new,rm:new contains the names of the new
panels and rm contains the names of the removed panels
'''
from taurus.qt.qtgui.plot import TaurusTrend
newpanels = []
for axes, plotables in trends1d.items():
if not axes:
continue
if axes not in self._trends1d:
w = TaurusTrend()
w.setXIsTime(False)
w.setScanDoor(self.getModelObj().fullname)
# TODO: use a standard key for <idx> and <mov>
w.setScansXDataKey(axes[0])
pname = u'Trend1D - %s' % ":".join(axes)
panel = self.createPanel(w,
pname,
registerconfig=False,
permanent=False)
try: # if the panel is a dockwidget, raise it
panel.raise_()
except:
pass
self._trends1d[axes] = pname
newpanels.append(pname)
widget = self.getPanelWidget(self._trends1d[axes])
flt = ChannelFilter(plotables)
widget.onScanPlotablesFilterChanged(flt)
# remove trends that are no longer configured
removedpanels = []
olditems = list(self._trends1d.items())
for axes, name in olditems:
if axes not in trends1d:
removedpanels.append(name)
self.removePanel(name)
self._trends1d.pop(axes)
return newpanels, removedpanels
#!/usr/bin/env python import sys from taurus.qt.qtgui.plot import TaurusTrend from taurus.qt.qtgui.application import TaurusApplication app = TaurusApplication(sys.argv) ########################## # BEGIN EXAMPLE CODE ########################## panel = TaurusTrend() model = ['sys/taurustest/1/position'] panel.setXIsTime(True) # to show the x values as time panel.setModel(model) ######################## # END EXAMPLE CODE ######################## panel.show() sys.exit(app.exec_())
