""" Handle the right-click properly so that it only triggers the contextual menu """
def __init__(self,parent=None):
QObject.__init__(self, parent)
-
+
def eventFilter(self, obj, event):
if event.type() == QtCore.QEvent.MouseButtonPress:
if event.button() == 2:
class XYView(View):
AUTOFIT_MARGIN = 0.03 # 3%
-
+
# See http://matplotlib.org/api/markers_api.html:
CURVE_MARKERS = [ "o" ,# circle
"*", # star
"d", # thin diamond
"", # NO MARKER
]
-
+
_DEFAULT_LEGEND_STATE = False # for test purposes mainly - initial status of the legend
-
+
def __init__(self, controller):
View.__init__(self, controller)
self._eventHandler = EventHandler()
-
+
self._curveViews = {} # key: curve (model) ID, value: CurveView
self._salomeViewID = None
self._mplFigure = None
self._toobarMPL = None
self._grid = None
self._currCrv = None # current curve selected in the view
-
+
self._legend = None
self._legendLoc = "right" # "right" or "bottom"
-
+
self._fitArea = False
self._zoomPan = False
self._dragOnDrop = False
self._move = False
-
+
self._patch = None
self._xdata = None
self._ydata = None
self._last_point = None
self._lastMarkerID = -1
self._blockLogSignal = False
-
+
self._axisXSciNotation = False
self._axisYSciNotation = False
self._prevTitle = None
-
+
def __repaintOK(self):
""" To be called inside XYView each time a low-level expansive matplotlib methods is to be invoked.
@return False if painting is currently locked, in which case it will also register the current XYView
if ret:
self._controller._plotManager.registerRepaint(self._model)
return (not ret)
-
+
def appendCurve(self, curveID):
newC = CurveView(self._controller, self)
newC.setModel(self._model._curves[curveID])
- newC.setMPLAxes(self._mplAxes)
+ newC.setMPLAxes(self._mplAxes)
newC.draw()
newC.setMarker(self.getMarker(go_next=True))
- self._curveViews[curveID] = newC
-
+ self._curveViews[curveID] = newC
+
def removeCurve(self, curveID):
v = self._curveViews.pop(curveID)
v.erase()
if self._currCrv is not None and self._currCrv.getID() == curveID:
self._currCrv = None
-
+
def cleanBeforeClose(self):
""" Clean some items to avoid accumulating stuff in memory """
self._mplFigure.clear()
# For memory debugging only:
import gc
gc.collect()
-
+
def repaint(self):
if self.__repaintOK():
Logger.Debug("XYView::draw")
if self.__repaintOK():
self._mplAxes.set_xlabel(self._model._xlabel)
self.repaint()
-
+
def onYLabelChange(self):
if self.__repaintOK():
self._mplAxes.set_ylabel(self._model._ylabel)
self.repaint()
-
+
def onTitleChange(self):
if self.__repaintOK():
self._mplAxes.set_title(self._model._title)
self.updateViewTitle()
self.repaint()
-
+
def onCurveTitleChange(self):
# Updating the legend should suffice
self.showHideLegend()
-
+
def onClearAll(self):
""" Just does an update with a reset of the marker cycle. """
if self.__repaintOK():
self._lastMarkerID = -1
self.update()
-
+
def onPick(self, event):
""" MPL callback when picking
"""
selected_id = crv_id
# Use the plotmanager so that other plot sets get their current reset:
self._controller._plotManager.setCurrentCurve(selected_id)
-
+
def createAndAddLocalAction(self, icon_file, short_name):
return self._toolbar.addAction(self._sgPyQt.loadIcon("CURVEPLOT", icon_file), short_name)
-
+
def createPlotWidget(self):
self._mplFigure = Figure((8.0,5.0), dpi=100)
self._mplCanvas = FigureCanvasQTAgg(self._mplFigure)
self._mplCanvas.mpl_connect('pick_event', self.onPick)
self._mplAxes = self._mplFigure.add_subplot(1, 1, 1)
self._plotWidget = PlotWidget()
- self._toobarMPL = NavigationToolbar2QT(self._mplCanvas, None)
+ self._toobarMPL = NavigationToolbar2QT(self._mplCanvas, None)
for act in self._toobarMPL.actions():
actionName = str(act.text()).strip()
self._mplNavigationActions[actionName] = act
self._plotWidget.setCentralWidget(self._mplCanvas)
self._toolbar = self._plotWidget.toolBar
self.populateToolbar()
-
+
self._popupMenu = QtGui.QMenu()
self._popupMenu.addAction(self._actionLegend)
-
+
# Connect evenement for the graphic scene
self._mplCanvas.setContextMenuPolicy(QtCore.Qt.CustomContextMenu)
- self._mplCanvas.customContextMenuRequested.connect(self.onContextMenu)
+ self._mplCanvas.customContextMenuRequested.connect(self.onContextMenu)
self._mplCanvas.mpl_connect('scroll_event', self.onScroll)
self._mplCanvas.mpl_connect('button_press_event', self.onMousePress)
-
+
def populateToolbar(self):
# Action to dump view in a file
a = self.createAndAddLocalAction("dump_view.png", trQ("DUMP_VIEW_TXT"))
# Actions to manipulate the scene
a = self.createAndAddLocalAction("fit_all.png", trQ("FIT_ALL_TXT"))
a.triggered.connect(self.autoFit)
- # Zoom and pan are mutually exclusive but can be both de-activated:
+ # Zoom and pan are mutually exclusive but can be both de-activated:
self._zoomAction = self.createAndAddLocalAction("fit_area.png", trQ("FIT_AREA_TXT"))
self._zoomAction.triggered.connect(self.zoomArea)
self._zoomAction.setCheckable(True)
self._verActionGroup.triggered.connect(self.onViewVerticalMode)
self._verActionGroup.setExclusive(True)
self._toolbar.addSeparator()
- # Action to show or hide the legend
+ # Action to show or hide the legend
self._actionLegend = self.createAndAddLocalAction("legend.png", trQ("SHOW_LEGEND_TXT"))
self._actionLegend.setCheckable(True)
self._actionLegend.triggered.connect(self.showHideLegend)
a = self.createAndAddLocalAction("settings.png", trQ("SETTINGS_TXT"))
a.triggered.connect(self.onSettings)
pass
-
+
def dumpView(self):
# Choice of the view backup file
filters = []
filters,
trQ("DUMP_VIEW_FILE"),
False )
- if not fileName.isEmpty():
- name = str(fileName)
+ name = str(fileName)
+ if name != "":
self._mplAxes.figure.savefig(name)
pass
-
+
def autoFit(self, check=True, repaint=True):
if self.__repaintOK():
self._mplAxes.relim()
self._mplAxes.axis([xm, xM, ym-i*self.AUTOFIT_MARGIN, yM+i*self.AUTOFIT_MARGIN])
if repaint:
self.repaint()
-
+
def zoomArea(self):
if self._panAction.isChecked() and self._zoomAction.isChecked():
self._panAction.setChecked(False)
# Trigger underlying matplotlib action:
self._mplNavigationActions["Zoom"].trigger()
-
+
def pan(self):
if self._panAction.isChecked() and self._zoomAction.isChecked():
self._zoomAction.setChecked(False)
raise NotImplementedError
if repaint:
self.repaint()
-
+
def setXLog(self, log, repaint=True):
if not self.__repaintOK():
return
self.autoFit()
self.repaint()
self._blockLogSignal = False
-
+
def setXSciNotation(self, sciNotation, repaint=True):
self._axisXSciNotation = sciNotation
self.changeFormatAxis()
if repaint:
self.repaint()
-
+
def setYSciNotation(self, sciNotation, repaint=True):
self._axisYSciNotation = sciNotation
self.changeFormatAxis()
if repaint:
self.repaint()
-
+
def onViewHorizontalMode(self, checked=True, repaint=True):
if self._blockLogSignal:
return
- action = self._horActionGroup.checkedAction()
+ action = self._horActionGroup.checkedAction()
if action is self._horLinearAction:
self.setXLog(False, repaint)
elif action is self._horLogarithmicAction:
self.setXLog(True, repaint)
else:
raise NotImplementedError
-
+
def onViewVerticalMode(self, checked=True, repaint=True):
if self._blockLogSignal:
return
- action = self._verActionGroup.checkedAction()
+ action = self._verActionGroup.checkedAction()
if action is self._verLinearAction:
self.setYLog(False, repaint)
elif action is self._verLogarithmicAction:
raise NotImplementedError
if repaint:
self.repaint()
-
+
def __adjustFigureMargins(self, withLegend):
""" Adjust figure margins to make room for the legend """
if withLegend:
leg = self._legend
bbox = leg.get_window_extent()
- # In axes coordinates:
+ # In axes coordinates:
bbox2 = bbox.transformed(leg.figure.transFigure.inverted())
if self._legendLoc == "right":
self._mplFigure.subplots_adjust(right=1.0-(bbox2.width+0.02))
else:
# Reset to default (rc) values
self._mplFigure.subplots_adjust(bottom=0.1, right=0.9)
-
+
def setLegendVisible(self, visible, repaint=True):
if visible and not self._actionLegend.isChecked():
self._actionLegend.setChecked(True)
if not visible and self._actionLegend.isChecked():
self._actionLegend.setChecked(False)
self.showHideLegend(repaint=repaint)
-
+
def showHideLegend(self, actionChecked=None, repaint=True):
if not self.__repaintOK(): # Show/hide legend is extremely costly
return
-
+
show = self._actionLegend.isChecked()
nCurves = len(self._curveViews)
if nCurves > 10: fontSize = 'x-small'
else: fontSize = None
-
+
if nCurves == 0:
- # Remove legend
+ # Remove legend
leg = self._mplAxes.legend()
if leg is not None: leg.remove()
if show and nCurves > 0:
self._legend = None
self._mplAxes._legend = None
if self._legendLoc == "bottom":
- self._legend = self._mplAxes.legend(loc="upper left", bbox_to_anchor=(0.0, -0.05, 1.0, -0.05),
- borderaxespad=0.0, mode="expand", fancybox=True,
+ self._legend = self._mplAxes.legend(loc="upper left", bbox_to_anchor=(0.0, -0.05, 1.0, -0.05),
+ borderaxespad=0.0, mode="expand", fancybox=True,
shadow=True, ncol=3, prop={'size':fontSize, 'style': 'italic'})
elif self._legendLoc == "right":
self._legend = self._mplAxes.legend(loc="upper left", bbox_to_anchor=(1.02,1.0), borderaxespad=0.0,
self._mplAxes._legend = None
self._mplCanvas.draw()
self.__adjustFigureMargins(withLegend=False)
-
+
curr_crv = self._model._currentCurve
if curr_crv is None: curr_title = None
else: curr_title = curr_crv.getTitle()
label.set_backgroundcolor('0.85')
else :
label.set_backgroundcolor('white')
-
+
if repaint:
self.repaint()
-
+
def onSettings(self, trigger=False, dlg_test=None):
dlg = dlg_test or PlotSettings()
dlg.titleEdit.setText(self._mplAxes.get_title())
dlg.markerCurve.setEnabled(True)
name = curr_crv.getTitle()
dlg.nameCurve.setText(name)
- view = self._curveViews[curr_crv.getID()]
+ view = self._curveViews[curr_crv.getID()]
marker = view.getMarker()
color = view.getColor()
index = dlg.markerCurve.findText(marker)
dlg.legendPositionComboBox.setCurrentIndex(1)
else :
dlg.showLegendCheckBox.setChecked(False)
- dlg.legendPositionComboBox.setEnabled(False)
-
+ dlg.legendPositionComboBox.setEnabled(False)
+
if dlg.exec_():
# Title
self._model.setTitle(dlg.titleEdit.text())
self.changeFormatAxis()
# Color and marker of the curve
if view:
- view.setColor(dlg.getRGB())
+ view.setColor(dlg.getRGB())
view.setMarker(self.CURVE_MARKERS[dlg.markerCurve.currentIndex()])
self.showHideLegend(repaint=True)
self._mplCanvas.draw()
pass
-
+
def updateViewTitle(self):
s = ""
if self._model._title != "":
s = " - %s" % self._model._title
title = "CurvePlot (%d)%s" % (self._model.getID(), s)
self._sgPyQt.setViewTitle(self._salomeViewID, title)
-
+
def onCurrentPlotSetChange(self):
- """ Avoid a unnecessary call to update() when just switching current plot set! """
+ """ Avoid a unnecessary call to update() when just switching current plot set! """
pass
-
+
def onCurrentCurveChange(self):
curr_crv2 = self._model.getCurrentCurve()
if curr_crv2 != self._currCrv:
view = self._curveViews[self._currCrv.getID()]
view.toggleHighlight(False)
if not curr_crv2 is None:
- view = self._curveViews[curr_crv2.getID()]
+ view = self._curveViews[curr_crv2.getID()]
view.toggleHighlight(True)
self._currCrv = curr_crv2
self.showHideLegend(repaint=False) # redo legend
- self.repaint()
-
+ self.repaint()
+
def changeFormatAxis(self) :
if not self.__repaintOK():
return
-
- # don't try to switch to sci notation if we are not using the
+
+ # don't try to switch to sci notation if we are not using the
# matplotlib.ticker.ScalarFormatter (i.e. if in Log for ex.)
if self._horLinearAction.isChecked():
if self._axisXSciNotation :
self._mplAxes.ticklabel_format(style='sci',scilimits=(0,0), axis='x')
else :
self._mplAxes.ticklabel_format(style='plain',axis='x')
- if self._verLinearAction.isChecked():
+ if self._verLinearAction.isChecked():
if self._axisYSciNotation :
self._mplAxes.ticklabel_format(style='sci',scilimits=(0,0), axis='y')
else :
self._mplAxes.ticklabel_format(style='plain',axis='y')
-
+
def update(self):
if self._salomeViewID is None:
self.createPlotWidget()
self._salomeViewID = self._sgPyQt.createView("CurvePlot", self._plotWidget)
Logger.Debug("Creating SALOME view ID=%d" % self._salomeViewID)
self._sgPyQt.setViewVisible(self._salomeViewID, True)
-
+
self.updateViewTitle()
-
+
# Check list of curve views:
set_mod = set(self._model._curves.keys())
set_view = set(self._curveViews.keys())
-
+
# Deleted/Added curves:
dels = set_view - set_mod
added = set_mod - set_view
-
+
for d in dels:
self.removeCurve(d)
if not len(self._curveViews):
- # Reset color cycle
+ # Reset color cycle
self._mplAxes.set_color_cycle(None)
for a in added:
# Redo auto-fit
self.autoFit(repaint=False)
self.repaint()
-
+
def onDataChange(self):
# the rest is done in the CurveView:
self.autoFit(repaint=True)
-
+
def onMousePress(self, event):
if event.button == 3 :
if self._panAction.isChecked():
self._panAction.setChecked(False)
if self._zoomAction.isChecked():
self._zoomAction.setChecked(False)
-
+
def onContextMenu(self, position):
pos = self._mplCanvas.mapToGlobal(QtCore.QPoint(position.x(),position.y()))
self._popupMenu.exec_(pos)
-
+
def onScroll(self, event):
# Event location (x and y)
xdata = event.xdata
ydata = event.ydata
-
+
cur_xlim = self._mplAxes.get_xlim()
cur_ylim = self._mplAxes.get_ylim()
-
+
base_scale = 2.
if event.button == 'down':
# deal with zoom in
else:
# deal with something that should never happen
scale_factor = 1
-
+
new_width = (cur_xlim[1] - cur_xlim[0]) * scale_factor
new_height = (cur_ylim[1] - cur_ylim[0]) * scale_factor
self._mplAxes.set_xlim([xdata - new_width * (1-relx), xdata + new_width * (relx)])
self._mplAxes.set_ylim([ydata - new_height * (1-rely), ydata + new_height * (rely)])
-
+
self.repaint()
pass
-
+
def onPressEvent(self, event):
if event.button == 3 :
#self._mplCanvas.emit(QtCore.SIGNAL("button_release_event()"))
# point = event.canvas.mapToGlobal(QtCore.QPoint(event.x,canvasSize.height()-event.y))
# self._popupMenu.move(point)
# self._popupMenu.show()
-
+
def onMotionEvent(self, event):
print "OnMotionEvent ",event.button
#if event.button == 3 :
# event.button = None
# return True
-
+
def onReleaseEvent(self, event):
print "OnReleaseEvent ",event.button
#if event.button == 3 :
