/usr/share/pyshared/PyMca/QtBlissGraph.py is in pymca 4.5.0-4.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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3422 3423 3424 3425 3426 3427 3428 3429 3430 3431 3432 3433 3434 3435 3436 3437 3438 3439 3440 3441 3442 3443 3444 3445 3446 3447 3448 3449 3450 3451 3452 3453 3454 3455 3456 3457 3458 3459 3460 3461 3462 3463 3464 3465 3466 3467 3468 3469 3470 3471 3472 3473 3474 3475 3476 3477 3478 3479 3480 3481 3482 3483 3484 3485 3486 3487 3488 3489 3490 3491 3492 3493 3494 3495 | #/*##########################################################################
# Copyright (C) 2004-2012 European Synchrotron Radiation Facility
#
# This file is part of the PyMCA X-ray Fluorescence Toolkit developed at
# the ESRF by the Beamline Instrumentation Software Support (BLISS) group.
#
# This toolkit is free software; you can redistribute it and/or modify it
# under the terms of the GNU General Public License as published by the Free
# Software Foundation; either version 2 of the License, or (at your option)
# any later version.
#
# PyMCA is distributed in the hope that it will be useful, but WITHOUT ANY
# WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
# FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
# details.
#
# You should have received a copy of the GNU General Public License along with
# PyMCA; if not, write to the Free Software Foundation, Inc., 59 Temple Place,
# Suite 330, Boston, MA 02111-1307, USA.
#
# PyMCA follows the dual licensing model of Trolltech's Qt and Riverbank's PyQt
# and cannot be used as a free plugin for a non-free program.
#
# Please contact the ESRF industrial unit (industry@esrf.fr) if this license
# is a problem for you.
#############################################################################*/
import copy
import sys
if sys.version > '3.0':
unicode = str
import string
import PyMcaQt as qt
if not hasattr(qt, 'QString'):
QString = str
else:
QString = qt.QString
QTVERSION = qt.qVersion()
if QTVERSION >= '4.0.0':
from PyQt4 import Qwt5 as qwt
else:
if 'Qwt5' in sys.modules:
import Qwt5 as qwt
elif 'Qwt4' in sys.modules:
import Qwt4 as qwt
elif 'qwt' in sys.modules:
import qwt
else:
try:
# import qwt
import Qwt5 as qwt
except:
try:
import Qwt4 as qwt
except:
import qwt
QTVERSION = qt.qVersion()
if qwt.QWT_VERSION_STR[0] > '4':
Qwt = qwt
qwt.QwtPlotMappedItem = Qwt.QwtPlotItem
qwt.QwtCurve = Qwt.QwtPlotCurve
QWTVERSION4 = False
else:
QWTVERSION4 = True
try:
from PyMca.PyMca_Icons import IconDict
except ImportError:
try:
from PyMca_Icons import IconDict
except ImportError:
pass
import time
import numpy
from numpy.oldnumeric import *
DEBUG = 0
USE_SPS_LUT = 1
if USE_SPS_LUT:
try:
from PyMca import spslut
COLORMAPLIST = [spslut.GREYSCALE, spslut.REVERSEGREY, spslut.TEMP,
spslut.RED, spslut.GREEN, spslut.BLUE, spslut.MANY]
except ImportError:
try:
import spslut
COLORMAPLIST = [spslut.GREYSCALE, spslut.REVERSEGREY, spslut.TEMP,
spslut.RED, spslut.GREEN, spslut.BLUE, spslut.MANY]
except ImportError:
USE_SPS_LUT = 0
#import arrayfns
if QTVERSION < '3.0.0':
qt.QCursor.ArrowCursor = qt.ArrowCursor
qt.QCursor.UpArrowCursor = qt.UpArrowCursor
qt.QCursor.WaitCursor = qt.WaitCursor
qt.QCursor.CrossCursor = qt.CrossCursor
qt.QCursor.SizeVerCursor = qt.SizeVerCursor
qt.QCursor.SizeHorCursor = qt.SizeHorCursor
qt.QCursor.PointingHandCursor = qt.ArrowCursor
elif QTVERSION > '4.0.0':
qt.QCursor.ArrowCursor = qt.Qt.ArrowCursor
qt.QCursor.UpArrowCursor = qt.Qt.UpArrowCursor
qt.QCursor.WaitCursor = qt.Qt.WaitCursor
qt.QCursor.CrossCursor = qt.Qt.CrossCursor
qt.QCursor.SizeVerCursor = qt.Qt.SizeVerCursor
qt.QCursor.SizeHorCursor = qt.Qt.SizeHorCursor
qt.QCursor.PointingHandCursor = qt.Qt.PointingHandCursor
if not USE_SPS_LUT:
# from scipy.pilutil
def bytescale(data, cmin=None, cmax=None, high=255, low=0):
if data.dtype == numpy.uint8:
return data
high = high - low
if cmin is None:
cmin = min(ravel(data))
if cmax is None:
cmax = max(ravel(data))
scale = high *1.0 / (cmax-cmin or 1)
bytedata = ((data*1.0-cmin)*scale + 0.4999).astype(UInt8)
return bytedata + asarray(low).astype(UInt8)
def fuzzypalette():
#calculare bit mapdef
# In order to make more easy the reckonings, all the calculations
# will be done in normalized values and later we translate them to
# practical values (here we describe the limits of these real values)
init_num_indexed_color = 0
end_num_indexed_color = 255
total_indexed_colors = end_num_indexed_color - init_num_indexed_color
init_range_color = 0
end_range_color = 255
total_range_color = end_range_color - init_range_color
# We will deal with the colors in this schem like if they were
# fuzzy variables, so we will represent them like trapezoids
# that are centered in the crisp value
fuzziness = 0.75
slope_factor = 4 # We always supposse that 2*(1.0/slope)<fuzziness
# Settiings for palette
R_center = 0.75
G_center = 0.5
B_center = 0.25
myColorMap = []
for i in range(init_num_indexed_color, end_num_indexed_color+1):
normalized_i = (i*1.0)/total_indexed_colors
R_value = init_range_color + int(trapezoid_fuction(R_center,
fuzziness,slope_factor,normalized_i) * total_range_color)
G_value = init_range_color + int(trapezoid_fuction(G_center,
fuzziness,slope_factor,normalized_i) * total_range_color)
B_value = init_range_color + int(trapezoid_fuction(B_center,
fuzziness,slope_factor,normalized_i) * total_range_color)
myColorMap.append(qt.qRgb(R_value, G_value, B_value))
return myColorMap
def trapezoid_fuction(center, fuzziness, slope, point_to_calculate):
init_point = center - (fuzziness/2.0)
end_point = center + (fuzziness/2.0)
triangular_margin = 1.0/slope # We supposse that the highness
# is normalized to 1
if (point_to_calculate < init_point):
value = 0
elif (point_to_calculate < (init_point + triangular_margin)):
value = (point_to_calculate - init_point) * slope
elif (point_to_calculate < (end_point - triangular_margin)):
value = 1
elif (point_to_calculate < end_point):
value = (end_point - point_to_calculate) * slope
else:
value = 0
return value
class QtBlissGraphWindow(qt.QMainWindow):
if qt.qVersion() < '4.0.0':
def __init__(self, parent=None, name="Graph", fl=qt.Qt.WDestructiveClose):
qt.QMainWindow.__init__(self, parent, name, fl)
self.name= name
self.setCaption(self.name)
self.container= QtBlissGraphContainer(self)
self.view =self.container.graph
self.graph =self.container.graph
self.view.DeleteAllRoi= None
self.view.DeleteAllPeak= None
self.view.Refresh= None
self.view.ToggleLogXs= None
self.setCentralWidget(self.container)
self.initIcons()
self.initToolBar()
self.resize(400,300)
else:
def __init__(self, parent=None, name="Graph", fl=0):
qt.QMainWindow.__init__(self, parent, name, fl)
self.name= name
self.setCaption(self.name)
self.container= QtBlissGraphContainer(self)
self.view =self.container.graph
self.graph =self.container.graph
self.view.DeleteAllRoi= None
self.view.DeleteAllPeak= None
self.view.Refresh= None
self.view.ToggleLogXs= None
self.setCentralWidget(self.container)
self.initIcons()
self.initToolBar()
self.resize(400,300)
def initIcons(self):
self.normalIcon = qt.QIconSet(qt.QPixmap(IconDict["normal"]))
self.zoomIcon = qt.QIconSet(qt.QPixmap(IconDict["zoom"]))
self.roiIcon = qt.QIconSet(qt.QPixmap(IconDict["roi"]))
self.peakIcon = qt.QIconSet(qt.QPixmap(IconDict["peak"]))
self.zoomResetIcon = qt.QIconSet(qt.QPixmap(IconDict["zoomreset"]))
self.roiResetIcon = qt.QIconSet(qt.QPixmap(IconDict["roireset"]))
self.peakResetIcon = qt.QIconSet(qt.QPixmap(IconDict["peakreset"]))
self.refreshIcon = qt.QIconSet(qt.QPixmap(IconDict["reload"]))
self.logxIcon = qt.QIconSet(qt.QPixmap(IconDict["logx"]))
self.logyIcon = qt.QIconSet(qt.QPixmap(IconDict["logy"]))
self.fitIcon = qt.QIconSet(qt.QPixmap(IconDict["fit"]))
self.searchIcon = qt.QIconSet(qt.QPixmap(IconDict["peaksearch"]))
def initToolBar(self):
toolbar= qt.QToolBar(self, "Graph Commands")
"""
self.normalButton= qt.QToolButton(self.normalIcon, "Normal Mode", qt.QString.null,
self.__toggleNormal, toolbar, "Normal Mode")
self.normalButton.setToggleButton(1)
self.zoomButton= qt.QToolButton(self.zoomIcon, "Zoom Mode", qt.QString.null,
self.__toggleZoom, toolbar, "Zoom Mode")
self.zoomButton.setToggleButton(1)
self.roiButton= qt.QToolButton(self.roiIcon, "Roi Mode", qt.QString.null,
self.__toggleRoi, toolbar, "Roi Mode")
self.roiButton.setToggleButton(1)
self.peakButton= qt.QToolButton(self.peakIcon, "Peak Mode", qt.QString.null,
self.__togglePeak, toolbar, "Peak Mode")
self.peakButton.setToggleButton(1)
"""
toolbar.addSeparator()
tb= qt.QToolButton(self.zoomResetIcon, "Reset Zoom", QString(""),
self.view.ResetZoom, toolbar, "Reset Zoom")
"""
tb= qt.QToolButton(self.roiResetIcon, "Remove ROIs",qt.QString.null,
self.view.DeleteAllRoi, toolbar, "Remove ROIs")
tb= qt.QToolButton(self.peakResetIcon, "Remove Peaks", qt.QString.null,
self.view.DeleteAllPeak, toolbar, "Remove Peaks")
toolbar.addSeparator()
tb= qt.QToolButton(self.refreshIcon, "Refresh Graph", qt.QString.null,
self.view.Refresh, toolbar, "Refresh Graph")
self.logxButton= qt.QToolButton(self.logxIcon, "Log X Axis", qt.QString.null,
self.view.ToggleLogX, toolbar, "Log X Axis")
self.logxButton.setToggleButton(1)
"""
self.logyButton= qt.QToolButton(self.logyIcon, "Log Y Axis", QString(""),
self.view.ToggleLogY, toolbar, "Log Y Axis")
self.logyButton.setToggleButton(1)
toolbar.addSeparator()
tb= qt.QToolButton(self.fitIcon, "Fit Active Spectrum", QString(""),
self.fitSpectrum, toolbar, "Fit Active Spectrum")
tb= qt.QToolButton(self.searchIcon, "Peak Search on Active Spectrum",
QString(""),
self.peakSearch, toolbar, "Peak Search")
def __toggleNormal(self):
pass
def __toggleZoom(self):
pass
def __toggleRoi(self):
pass
def __togglePeak(self):
pass
def fitSpectrum(self):
pass
def peakSearch(self):
pass
class QtBlissGraphContainer(qt.QWidget):
def __init__(self, parent = None, name = 'Container', fl = 0, *args, **kw):
if qt.qVersion() < '4.0.0':
qt.QWidget.__init__(self,parent,name,fl)
else:
qt.QWidget.__init__(self,parent)
if 0:
self.layout=qt.QVBoxLayout(self)
else:
self.layout=qt.QHBoxLayout(self)
if qt.qVersion() < '4.0.0':self.layout.setAutoAdd(1)
self.graph = QtBlissGraph(self, *args, **kw)
if qt.qVersion() > '4.0.0':self.layout.addWidget(self.graph)
GRAPHEVENT = qt.QEvent.User
if qt.qVersion() < '4.0.0':
class GraphCustomEvent(qt.QCustomEvent):
def __init__(self,dict=None):
if dict is None: dict = {}
qt.QCustomEvent.__init__(self,GRAPHEVENT)
self.dict = dict
else:
class GraphCustomEvent(qt.QEvent):
def __init__(self,dict=None):
if dict is None: dict = {}
self.dict = dict
qt.QEvent.__init__(self,GRAPHEVENT)
class CrappyMouseEvent:
def __init__(self, types, x, y, button):
self.info = (types, x, y, button)
def type(self):
return self.info[0]
def pos(self):
return self
def x(self):
return self.info[1]
def y(self):
return self.info[2]
def button(self):
return self.info[3]
class QtBlissGraph(qwt.QwtPlot):
def __init__(self, *args,**kw):
qwt.QwtPlot.__init__(self, *args)
#font = self.parent().font()
#font.setFamily(qt.QString('Helvetica'))
#self.setFont(font)
self.plotLayout().setMargin(0)
self.plotLayout().setCanvasMargin(0)
if QTVERSION < '4.0.0':
self._selectedPrintDefaults = None
if not QWTVERSION4:
self.setAutoReplot(False)
if QTVERSION > '4.0.0':
self.plotLayout().setAlignCanvasToScales(True)
#self.setCanvasLineWidth(0)
#self.setTitle('QtBlissGraph')
self.setTitle(' ')
self.setAxisTitle(qwt.QwtPlot.xBottom,"x")
self.setAxisTitle(qwt.QwtPlot.yLeft,"y")
#On windows there are problems with the first plot when passing to log
self.__firstplot = 1
self.__timer = time.time()
#legend
if qwt.QWT_VERSION_STR[0] < '5':
self.enableLegend(1)
# font needed for Q.. version
if sys.platform == "win32":
if qt.qVersion() > "3.3.2": #I have that commercial version
oqtFont = qt.QFont( 'MS Sans Serif', 8)
if oqtFont.exactMatch():
self.setLegendFont( oqtFont )
self.setLegendFrameStyle( 2 );
self.setAutoLegend(1)
if 'LegendPos' in kw:
self.setLegendPos(kw['LegendPos'])
else:
self.setLegendPos(qwt.Qwt.Bottom)
else:
legend = Qwt.QwtLegend()
legend.setItemMode(Qwt.QwtLegend.ClickableItem)
if 'LegendPos'in kw:
self.insertLegend(legend, kw['LegendPos'])
else:
self.insertLegend(legend, Qwt.QwtPlot.BottomLegend)
usecrosscursor = kw.get('usecrosscursor', False)
self.__uselegendmenu = 0
self.__legendrename = False
if 'uselegendmenu' in kw:
if kw['uselegendmenu']:
self.__uselegendmenu = 1
if 'legendrename' in kw:
if kw['legendrename']:
self.__legendrename = True
if 'keepimageratio' in kw:
self.__keepimageratio = 1
else:
self.__keepimageratio = 0
self.legendmenu = None
if qwt.QWT_VERSION_STR[0] < '5':
self.setLegendFrameStyle(qt.QFrame.Box | qt.QFrame.Sunken)
self.enableZoom(True)
self.__defaultPlotPoints = False
self.__defaultPlotLines = True
self._zooming = 0
self._selecting = 0
self.__zoomback = 1
self.__markermode = 0
self.__markermoving= 0
self._xImageMirror = 0
self._yImageMirror = 1
self.markersdict = {}
self.curves={}
self.curveslist=[]
self.__activecurves = []
self.__oldcursor = self.canvas().cursor().shape()
#colors
self.colorslist=['blue','red','green','pink','brown',
'orange','violet','yellow']
self.colors ={}
if QTVERSION < '4.0.0':
self.colors['blue'] = qt.Qt.blue
self.colors['red'] = qt.Qt.red
self.colors['yellow'] = qt.Qt.yellow
self.colors['black'] = qt.Qt.black
self.colors['green'] = qt.Qt.green
self.colors['white'] = qt.Qt.white
else:
self.colors['blue'] = qt.QColor(0, 0, 0xFF)
self.colors['red'] = qt.QColor(0xFF, 0, 0)
self.colors['yellow'] = qt.QColor(0xFF, 0xFF, 0)
self.colors['black'] = qt.QColor(0, 0, 0)
self.colors['green'] = qt.QColor(0, 0xFF, 0)
self.colors['white'] = qt.QColor(0xFF, 0xFF, 0xFF)
# added colors #
self.colors['pink'] = qt.QColor(255,20,147)
self.colors['brown'] = qt.QColor(165,42,42)
self.colors['orange'] = qt.QColor(255,165,0)
self.colors['violet'] = qt.QColor(148,0,211)
self.__activecolor = self.colors['black']
#self.__activecolor = self.colors['blue']
#styles
##self.styleslist=['line','spline','steps','sticks','none']
self.styleslist=['line','steps','sticks','none']
self.styles={}
self.styles['line'] = qwt.QwtCurve.Lines
##self.styles['spline'] = qwt.QwtCurve.Spline
self.styles['steps'] = qwt.QwtCurve.Steps
self.styles['sticks'] = qwt.QwtCurve.Sticks
self.styles['none'] = qwt.QwtCurve.NoCurve
#symbols
self.symbolslist=['cross','ellipse','xcross','none']
self.symbols={}
self.symbols['cross'] = qwt.QwtSymbol.Cross
self.symbols['ellipse'] = qwt.QwtSymbol.Ellipse
self.symbols['xcross'] = qwt.QwtSymbol.XCross
#latest API
self.symbols['none'] = qwt.QwtSymbol.NoSymbol
#types
self.linetypeslist=['solid','dot','dash','dashdot','dashdotdot']
self.linetypes={}
if qt.qVersion() < '4.0.0':
self.linetypes['solid'] = qt.Qt.SolidLine
self.linetypes['dash'] = qt.Qt.DashLine
self.linetypes['dashdot'] = qt.Qt.DashDotLine
self.linetypes['dashdotdot']= qt.Qt.DashDotDotLine
self.linetypes['dot'] = qt.Qt.DotLine
else:
self.linetypes['solid'] = qt.Qt.SolidLine
self.linetypes['dash'] = qt.Qt.DashLine
self.linetypes['dashdot'] = qt.Qt.DashDotLine
self.linetypes['dashdotdot']= qt.Qt.DashDotDotLine
self.linetypes['dot'] = qt.Qt.DotLine
#grid
self.grid = None
#color counter
self.color = 0
#symbol counter
self.symbol = 0
#line type
self.linetype= 0
#width
if sys.platform == "win32":
self.linewidth = 1
self.__activelinewidth = 1
else:
self.linewidth = 2
self.__activelinewidth = 2
#perhaps this should be somewhere else
self.plotImage=None
self.onlyoneactive = 1
self.xAutoScale = True
self.yAutoScale = True
self.panningMode = False
#connections and functions
self.zoomStack = []
self.zoomStack2 = []
if qwt.QWT_VERSION_STR[0] < '5':
self.connect(self, qt.SIGNAL("legendClicked(long)"), self._legendClicked)
else:
self.connect(self, qt.SIGNAL("legendClicked(QwtPlotItem *)"), self._legendClicked)
#replot
self.__logx1 = 0
self.__logy1 = 0
self.__logy2 = 0
#self.plotimage()
self.replot()
self.selectionPicker = None
#if QTVERSION < '4.0.0':
if QWTVERSION4:
self.connect(self,
qt.SIGNAL('plotMouseMoved(const QMouseEvent&)'),
self.onMouseMoved)
self.connect(self,
qt.SIGNAL('plotMousePressed(const QMouseEvent&)'),
self.onMousePressed)
self.connect(self,
qt.SIGNAL('plotMouseReleased(const QMouseEvent&)'),
self.onMouseReleased)
self.picker = None
else:
if QTVERSION < '4.0.0':
self.picker = MyPicker(self.canvas())
self.connect(self.picker,
qt.PYSIGNAL('MouseMoved(const QMouseEvent&)'),
self.onMouseMoved)
self.connect(self.picker,
qt.PYSIGNAL('MousePressed(const QMouseEvent&)'),
self.onMousePressed)
self.connect(self.picker,
qt.PYSIGNAL('MouseReleased(const QMouseEvent&)'),
self.onMouseReleased)
self.connect(self.picker,
qt.PYSIGNAL('PanningSignal'),
self.onPanningSignal)
self.picker.setSelectionFlags(Qwt.QwtPicker.DragSelection |
Qwt.QwtPicker.RectSelection)
self.picker.setRubberBand(Qwt.QwtPicker.NoRubberBand)
self.picker.setRubberBandPen(qt.QPen(qt.Qt.green))
self.picker.setEnabled(1)
else:
if sys.platform == "win32":
#self.canvas().setPaintAttribute(Qwt.QwtPlotCanvas.PaintPacked,
# False)
#this get rid of ugly black rectangles during painting
self.canvas().setAttribute(qt.Qt.WA_PaintOnScreen, False)
self.picker = MyPicker(self.canvas())
self.connect(self.picker,
qt.SIGNAL('MouseMoved(const QMouseEvent&)'),
self.onMouseMoved)
self.connect(self.picker,
qt.SIGNAL('MousePressed(const QMouseEvent&)'),
self.onMousePressed)
self.connect(self.picker,
qt.SIGNAL('MouseReleased(const QMouseEvent&)'),
self.onMouseReleased)
self.connect(self.picker,
qt.SIGNAL('PanningSignal'),
self.onPanningSignal)
self.picker.setSelectionFlags(Qwt.QwtPicker.DragSelection |
Qwt.QwtPicker.RectSelection)
self.picker.setRubberBand(Qwt.QwtPicker.NoRubberBand)
self.picker.setRubberBandPen(qt.QPen(qt.Qt.green))
self.picker.setEnabled(1)
if usecrosscursor:
self.crossPicker = Qwt.QwtPlotPicker(
Qwt.QwtPlot.xBottom,
Qwt.QwtPlot.yLeft,
Qwt.QwtPicker.PointSelection,
Qwt.QwtPlotPicker.CrossRubberBand,
Qwt.QwtPicker.AlwaysOff,
self.canvas())
self.crossPicker.setRubberBandPen(qt.QPen(qt.Qt.red))
self.crossPicker.setTrackerMode(Qwt.QwtPicker.ActiveOnly)
self.crossPicker.setEnabled(1)
def setPickerSelectionModeOn(self, mode, max_points=0):
if self._zooming:
raise ValueError("Cannot enter selection mode while zooming")
if self.__markermode:
raise ValueError("Cannot enter selection mode being in marker mode")
#initialize the picker if needed
if self.selectionPicker is None:
self.selectionPicker = Qwt.QwtPicker(self.canvas())
pen = qt.QPen(qt.Qt.green)
pen.setWidth(2)
self.selectionPicker.setRubberBandPen(pen)
#be ready for the signals
self.connect(self.selectionPicker,
qt.SIGNAL('selected(const QwtPolygon &)'),
self.pickerSelectedSlot)
self.connect(self.selectionPicker,
qt.SIGNAL('changed(const QwtPolygon &)'),
self.pickerChangedSlot)
self.connect(self.selectionPicker,
qt.SIGNAL('appended(const QPoint &)'),
self.pickerAppendedSlot)
self.connect(self.selectionPicker,
qt.SIGNAL('moved(const QPoint &)'),
self.pickerMovedSlot)
if mode.upper() == "POINT":
self.selectionPicker.setRubberBand(Qwt.QwtPicker.CrossRubberBand)
self.selectionPicker.setTrackerMode(Qwt.QwtPicker.AlwaysOn)
self.selectionPicker.setSelectionFlags(Qwt.QwtPicker.DragSelection |
Qwt.QwtPicker.PointSelection)
elif mode.upper() in ["VLINE", "VERTICAL"]:
self.selectionPicker.setRubberBand(Qwt.QwtPicker.VLineRubberBand)
self.selectionPicker.setTrackerMode(Qwt.QwtPicker.AlwaysOn)
self.selectionPicker.setSelectionFlags(Qwt.QwtPicker.DragSelection |
Qwt.QwtPicker.PointSelection)
elif mode.upper() in ["HLINE", "HORIZONTAL"]:
self.selectionPicker.setRubberBand(Qwt.QwtPicker.HLineRubberBand)
self.selectionPicker.setTrackerMode(Qwt.QwtPicker.AlwaysOn)
self.selectionPicker.setSelectionFlags(Qwt.QwtPicker.DragSelection |
Qwt.QwtPicker.PointSelection)
elif mode.upper() == "LINE":
self.selectionPicker.setRubberBand(Qwt.QwtPicker.PolygonRubberBand)
self.selectionPicker.setTrackerMode(Qwt.QwtPicker.AlwaysOn)
self.selectionPicker.setSelectionFlags(Qwt.QwtPicker.DragSelection |
Qwt.QwtPicker.PolygonSelection)
elif mode.upper() == "RECTANGLE":
self.selectionPicker.setRubberBand(Qwt.QwtPicker.RectRubberBand)
self.selectionPicker.setTrackerMode(Qwt.QwtPicker.AlwaysOn)
self.selectionPicker.setSelectionFlags(Qwt.QwtPicker.DragSelection |
Qwt.QwtPicker.RectSelection)
elif mode.upper() == "POLYGON":
self.selectionPicker.setRubberBand(Qwt.QwtPicker.PolygonRubberBand)
self.selectionPicker.setTrackerMode(Qwt.QwtPicker.AlwaysOn)
self.selectionPicker.setSelectionFlags(Qwt.QwtPicker.DragSelection |
Qwt.QwtPicker.PolygonSelection)
elif mode.upper() == "ELLIPSE":
raise NotImplemented("Ellipse selection is not implemented yet")
self.selectionPicker.setRubberBand(Qwt.QwtPicker.EllipseRubberBand)
self.selectionPicker.setTrackerMode(Qwt.QwtPicker.AlwaysOn)
self.selectionPicker.setSelectionFlags(Qwt.QwtPicker.DragSelection |
Qwt.QwtPicker.RectSelection)
else:
raise ValueError("Unknown selection mode %s" % mode)
self._selectionMode = mode
self._maximumSelectionPoints = max_points
self.picker.setEnabled(0)
self.selectionPicker.setEnabled(1)
def setPickerSelectionModeOff(self):
if self.selectionPicker is not None:
self.selectionPicker.setEnabled(0)
self.picker.setEnabled(1)
def _emitSelectionPickerSignal(self, event, polygon=None):
if DEBUG:
print("_emitSelectionPickerSignal %s" % event)
if polygon is None:
polygon = self.selectionPicker.selection()
npoints = polygon.size()
xList = []
yList = []
for i in range(npoints):
point = polygon.point(i)
xpixel = point.x()
ypixel = point.y()
x = self.invTransform(qwt.QwtPlot.xBottom, xpixel)
y = self.invTransform(qwt.QwtPlot.yLeft, ypixel)
if i == 0:
xList = [x]
yList = [y]
xpixelList = [xpixel]
ypixelList = [ypixel]
elif (xpixel != oldx) and (ypixel != oldy):
xList.append(x)
yList.append(y)
xpixelList.append(xpixel)
ypixelList.append(ypixel)
oldx = xpixel
oldy = ypixel
ddict= {'event':event,
'mode':self._selectionMode.upper(),
'maxpoints':self._maximumSelectionPoints,
'x':xList,
'y':yList,
'xpixel':xpixelList,
'ypixel':ypixelList,
'xcurve':None,
'ycurve':None}
#let the calling program replot
#self.replot()
if QTVERSION < '4.0.0':
self.emit(qt.PYSIGNAL("PolygonSignal"),(ddict,))
else:
self.emit(qt.SIGNAL("PolygonSignal"),(ddict))
def pickerSelectedSlot(self, *var):
if DEBUG:
print("Polygon Selected")
print(var)
print("Forcing = %d" % self.forced)
self._emitSelectionPickerSignal("PolygonSelected",
polygon=var[0])
def pickerChangedSlot(self, *var):
if DEBUG:
print("pickerChangedSlot")
print("Polygon Changed")
print("Number of points = %d", var[0].size())
def pickerMovedSlot(self, *var):
if DEBUG:
print("pickerMovedSlot")
print("point",var[0].x(),var[0].y())
self._emitSelectionPickerSignal("PolygonMoved")
def pickerAppendedSlot(self, *var):
polygon = self.selectionPicker.selection()
npoints = polygon.size()
if DEBUG:
print("pickerAppendedSlot")
print("point",var[0].x(),var[0].y())
print("Currently npoints = %d" % npoints)
self.forced = 0
if self._selectionMode.upper() == "LINE":
if npoints > 1:
#check that I already have two distinct points
for i in range(polygon.size()):
point = polygon.point(i)
x = point.x()
y = point.y()
if i > 0:
if x != oldx:
if y != oldy:
#I have two points
self.forced = 1
break
else:
oldx = x
oldy = y
if self.forced:
result = self.selectionPicker.end(True)
if not result:
print("Error forcing result!")
return
self._emitSelectionPickerSignal("PolygonAppended")
def setx1timescale(self,on=0):
if on:
self.setAxisScaleDraw(qwt.QwtPlot.xBottom,TimeScaleDraw())
else:
self.setAxisScaleDraw(qwt.QwtPlot.xBottom,qwt.QwtScaleDraw())
def ToggleLogY(self):
if DEBUG:print("use toggleLogY")
return self.toggleLogY()
def toggleLogY(self):
if self.__logy1:
#get the current limits
if QWTVERSION4:
xmin = self.canvasMap(qwt.QwtPlot.xBottom).d1()
xmax = self.canvasMap(qwt.QwtPlot.xBottom).d2()
ymin = self.canvasMap(qwt.QwtPlot.yLeft).d1()
ymax = self.canvasMap(qwt.QwtPlot.yLeft).d2()
else:
xmin = self.canvasMap(qwt.QwtPlot.xBottom).s1()
xmax = self.canvasMap(qwt.QwtPlot.xBottom).s2()
ymin = self.canvasMap(qwt.QwtPlot.yLeft).s1()
ymax = self.canvasMap(qwt.QwtPlot.yLeft).s2()
self.__logy1 =0
self.__logy2 =0
if self.yAutoScale:
self.setAxisAutoScale(qwt.QwtPlot.yLeft)
self.setAxisAutoScale(qwt.QwtPlot.yRight)
if QWTVERSION4:
self.setAxisMargins(qwt.QwtPlot.yRight,0,0)
else:
self.setAxisScaleEngine(Qwt.QwtPlot.yLeft, Qwt.QwtLinearScaleEngine())
self.setAxisScaleEngine(Qwt.QwtPlot.yRight, Qwt.QwtLinearScaleEngine())
else:
#get current margins
#get the current limits
if QWTVERSION4:
xmin = self.canvasMap(qwt.QwtPlot.xBottom).d1()
xmax = self.canvasMap(qwt.QwtPlot.xBottom).d2()
ymin = self.canvasMap(qwt.QwtPlot.yLeft).d1()
ymax = self.canvasMap(qwt.QwtPlot.yLeft).d2()
else:
xmin = self.canvasMap(qwt.QwtPlot.xBottom).s1()
xmax = self.canvasMap(qwt.QwtPlot.xBottom).s2()
ymin = self.canvasMap(qwt.QwtPlot.yLeft).s1()
ymax = self.canvasMap(qwt.QwtPlot.yLeft).s2()
self.__logy1 =1
self.__logy2 =1
self.enableAxis(qwt.QwtPlot.yLeft)
self.enableAxis(qwt.QwtPlot.yRight)
if self.yAutoScale:
self.setAxisAutoScale(qwt.QwtPlot.yLeft)
self.setAxisAutoScale(qwt.QwtPlot.yRight)
if QWTVERSION4:
self.setAxisOptions(qwt.QwtPlot.yLeft ,qwt.QwtAutoScale.Logarithmic)
self.setAxisOptions(qwt.QwtPlot.yRight,qwt.QwtAutoScale.Logarithmic)
else:
self.setAxisScaleEngine(Qwt.QwtPlot.yLeft, Qwt.QwtLog10ScaleEngine())
self.setAxisScaleEngine(Qwt.QwtPlot.yRight, Qwt.QwtLog10ScaleEngine())
self.replot()
if self.checky1scale() or self.checky2scale():
self.replot()
def toggleLogX(self):
if self.__logx1:
#get the current limits
if QWTVERSION4:
xmin = self.canvasMap(qwt.QwtPlot.xBottom).d1()
xmax = self.canvasMap(qwt.QwtPlot.xBottom).d2()
ymin = self.canvasMap(qwt.QwtPlot.yLeft).d1()
ymax = self.canvasMap(qwt.QwtPlot.yLeft).d2()
else:
xmin = self.canvasMap(qwt.QwtPlot.xBottom).s1()
xmax = self.canvasMap(qwt.QwtPlot.xBottom).s2()
ymin = self.canvasMap(qwt.QwtPlot.yLeft).s1()
ymax = self.canvasMap(qwt.QwtPlot.yLeft).s2()
self.__logx1 =0
if self.xAutoScale:
self.setAxisAutoScale(qwt.QwtPlot.xBottom)
self.setAxisScaleEngine(Qwt.QwtPlot.xBottom, Qwt.QwtLinearScaleEngine())
else:
#get current margins
#get the current limits
if QWTVERSION4:
xmin = self.canvasMap(qwt.QwtPlot.xBottom).d1()
xmax = self.canvasMap(qwt.QwtPlot.xBottom).d2()
ymin = self.canvasMap(qwt.QwtPlot.yLeft).d1()
ymax = self.canvasMap(qwt.QwtPlot.yLeft).d2()
else:
xmin = self.canvasMap(qwt.QwtPlot.xBottom).s1()
xmax = self.canvasMap(qwt.QwtPlot.xBottom).s2()
ymin = self.canvasMap(qwt.QwtPlot.yLeft).s1()
ymax = self.canvasMap(qwt.QwtPlot.yLeft).s2()
self.__logx1 =1
self.enableAxis(qwt.QwtPlot.xBottom)
if self.xAutoScale:
self.setAxisAutoScale(qwt.QwtPlot.xBottom)
self.setAxisScaleEngine(Qwt.QwtPlot.xBottom, Qwt.QwtLog10ScaleEngine())
self.replot()
if self.checky1scale() or self.checky2scale():
self.replot()
def zoomReset(self):
if self.yAutoScale:
self.setAxisAutoScale(qwt.QwtPlot.yLeft)
self.setAxisAutoScale(qwt.QwtPlot.yRight)
if self.xAutoScale:
self.setAxisAutoScale(qwt.QwtPlot.xTop)
self.setAxisAutoScale(qwt.QwtPlot.xBottom)
#the above part is enough is there are some curves
#but is not enough is there is just an image
if len(self.zoomStack):
autoreplot = self.autoReplot()
self.setAutoReplot(False)
if len(self.zoomStack):
xmin, xmax, ymin, ymax = self.zoomStack[0]
if self.xAutoScale:
self.setAxisScale(qwt.QwtPlot.xBottom, xmin, xmax)
if self.yAutoScale:
if QWTVERSION4:
self.setAxisScale(qwt.QwtPlot.yLeft, ymin, ymax)
else:
self.setAxisScale(qwt.QwtPlot.yLeft, ymax, ymin)
xmin, xmax, ymin, ymax = self.zoomStack2[0]
if self.axisEnabled(qwt.QwtPlot.xTop):
if self.xAutoScale:
self.setAxisScale(qwt.QwtPlot.xTop, xmin, xmax)
if self.axisEnabled(qwt.QwtPlot.yRight):
if self.yAutoScale:
if QWTVERSION4:
self.setAxisScale(qwt.QwtPlot.yRight, ymin, ymax)
else:
self.setAxisScale(qwt.QwtPlot.yRight, ymax, ymin)
self.setAutoReplot(autoreplot)
self.zoomStack = []
self.zoomStack2 = []
self.replot()
if self.checky1scale() or self.checky2scale():
self.replot()
def ResetZoom(self):
if DEBUG:print("ResetZoom kept for compatibility, use zoomReset")
self.zoomReset()
def enableZoom(self, flag=True):
self.__zoomEnabled = flag
if flag:self._selecting = False
def isZoomEnabled(self):
if self.__zoomEnabled:
return True
else:
return False
def setPanningMode(self, flag=False):
self.panningMode = flag
def isPanningModeEnabled(self):
return self.panningMode
def enableSelection(self, flag=True):
self._selecting = flag
if flag: self.__zoomEnabled = False
def checky2scale(self):
flag = 0
if len(self.curves.keys()):
flag = 1
for key in self.curves.keys():
if self.curves[key]['maptoy2']:
flag = 0
break
if flag:
if QWTVERSION4:
ymin = self.axisScale(qwt.QwtPlot.yLeft).lBound()
ymax = self.axisScale(qwt.QwtPlot.yLeft).hBound()
self.setAxisScale(qwt.QwtPlot.yRight, ymin, ymax)
else:
if 1:
ymax = self.canvasMap(qwt.QwtPlot.yLeft).s2()
ymin = self.canvasMap(qwt.QwtPlot.yLeft).s1()
self.setAxisScale(qwt.QwtPlot.yRight, ymin, ymax)
return flag
def checky1scale(self):
flag = 0
if len(self.curves.keys()):
flag = 1
for key in self.curves.keys():
if not self.curves[key]['maptoy2']:
flag = 0
break
if flag:
if QWTVERSION4:
ymin = self.axisScale(qwt.QwtPlot.yRight).lBound()
ymax = self.axisScale(qwt.QwtPlot.yRight).hBound()
self.setAxisScale(qwt.QwtPlot.yLeft, ymin, ymax)
else:
if 1:
ymax = self.canvasMap(qwt.QwtPlot.yRight).s2()
ymin = self.canvasMap(qwt.QwtPlot.yRight).s1()
self.setAxisScale(qwt.QwtPlot.yLeft, ymax, ymin)
return flag
def pixmapPlot(self, pixmap, size, xmirror = None, ymirror = None):
if xmirror is None: xmirror = self._xImageMirror
if ymirror is None: ymirror = self._yImageMirror
if self.plotImage is None:
if QWTVERSION4:
self.plotImage=QwtPlotImage(self)
else:
self.plotImage=Qwt5PlotImage(self)
self.plotImage.setPixmap(pixmap, size,
xmirror = xmirror, ymirror=ymirror)
def imagePlot(self, data=None, colormap=None,
xmirror=None, ymirror=None):
if data is not None:
#get the current limits
if QWTVERSION4:
xmin = self.canvasMap(qwt.QwtPlot.xBottom).d1()
xmax = self.canvasMap(qwt.QwtPlot.xBottom).d2()
ymin = self.canvasMap(qwt.QwtPlot.yLeft).d1()
ymax = self.canvasMap(qwt.QwtPlot.yLeft).d2()
else:
xmin = self.canvasMap(qwt.QwtPlot.xBottom).s1()
xmax = self.canvasMap(qwt.QwtPlot.xBottom).s2()
ymin = self.canvasMap(qwt.QwtPlot.yLeft).s1()
ymax = self.canvasMap(qwt.QwtPlot.yLeft).s2()
if self.plotImage is None:
if QWTVERSION4:
self.plotImage=QwtPlotImage(self)
else:
self.plotImage=Qwt5PlotImage(self)
if xmirror is None: xmirror = self._xImageMirror
if ymirror is None: ymirror = self._yImageMirror
if len(self.curveslist):
self.plotImage.setData(data,(xmin,xmax),
(ymin, ymax),
colormap=colormap,
xmirror = xmirror,
ymirror = ymirror)
else:
#let the scale be governed by the image
self.plotImage.setData(data,None,None,
colormap=colormap,
xmirror = xmirror,
ymirror = ymirror)
self.replot()
if QWTVERSION4:
xmin = self.canvasMap(qwt.QwtPlot.xBottom).d1()
xmax = self.canvasMap(qwt.QwtPlot.xBottom).d2()
ymin = self.canvasMap(qwt.QwtPlot.yLeft).d1()
ymax = self.canvasMap(qwt.QwtPlot.yLeft).d2()
else:
xmin = self.canvasMap(qwt.QwtPlot.xBottom).s1()
xmax = self.canvasMap(qwt.QwtPlot.xBottom).s2()
ymin = self.canvasMap(qwt.QwtPlot.yLeft).s1()
ymax = self.canvasMap(qwt.QwtPlot.yLeft).s2()
self.imageratio = (ymax - ymin)/(xmax - xmin)
def plotimage(self, *var, **kw):
if DEBUG:print("plotimage obsolete, use imagePlot instead")
return self.imagePlot(*var, **kw)
def drawCanvasItems(self, painter, rectangle, maps, filter):
if DEBUG:
print("drawCanvasItems")
if self.plotImage is not None:
self.plotImage.drawImage(
#painter, maps[qwt.QwtPlot.xBottom], maps[qwt.QwtPlot.yLeft],lgy1=self.__logy1)
painter, maps[qwt.QwtPlot.xBottom], maps[qwt.QwtPlot.yLeft])
qwt.QwtPlot.drawCanvasItems(self, painter, rectangle, maps, filter)
def removeImage(self, legend=None):
if not QWTVERSION4:
self.plotImage.detach()
self.plotImage = None
def onPanningSignal(self, ddict):
if not self.panningMode:
return
if len(self.zoomStack) == 0:
return
xmin, xmax = self.getX1AxisLimits()
ymin, ymax = self.getY1AxisLimits()
deltaX = 0.1 * (xmax - xmin)
deltaY = 0.1 * (ymax - ymin)
maxX = max(self.zoomStack[0][0], self.zoomStack[0][1])
minX = min(self.zoomStack[0][0], self.zoomStack[0][1])
maxY = max(self.zoomStack[0][2], self.zoomStack[0][3])
minY = min(self.zoomStack[0][2], self.zoomStack[0][3])
if ddict['direction'] == 'up':
ymin = ymin + deltaY
ymax = ymax + deltaY
if (ymax > maxY):
ymax = maxY
if (ymin >= maxY):
return
self.setY1AxisLimits(ymin, ymax)
elif ddict['direction'] == 'down':
ymin = ymin - deltaY
ymax = ymax - deltaY
if (ymin < minY):
ymin = minY
if (ymax <= minY):
return
self.setY1AxisLimits(ymin, ymax)
elif ddict['direction'] == 'right':
xmin = xmin + deltaX
xmax = xmax + deltaX
if (xmax > maxX):
xmax = maxX
if (xmin >= maxX):
return
self.setX1AxisLimits(xmin, xmax)
elif ddict['direction'] == 'left':
xmin = xmin - deltaX
xmax = xmax - deltaX
if (xmin < minX):
xmin = minX
if (xmax <= minX):
return
self.setX1AxisLimits(xmin, xmax)
self.replot()
def onMouseMoved(self,event):
#method to be overwritten
if DEBUG:
print("onMouseMoved, event = ",event)
xpixel = event.pos().x()
ypixel = event.pos().y()
x = self.invTransform(qwt.QwtPlot.xBottom, xpixel)
y = self.invTransform(qwt.QwtPlot.yLeft, ypixel)
if self.__markermode:
if self.__markermoving in self.markersdict.keys():
xmarker = self.markersdict[self.__markermoving]['xmarker']
if xmarker:
if QWTVERSION4:
self.setMarkerXPos(self.__markermoving, x)
else:
self.setMarkerXPos(self.markersdict[self.__markermoving]['marker'], x)
else:
if QWTVERSION4:
self.setMarkerYPos(self.__markermoving, y)
else:
self.setMarkerYPos(self.markersdict[self.__markermoving]['marker'], y)
ddict ={}
ddict['event'] = "markerMoving"
ddict['marker'] = self.__markermoving
ddict['x'] = x
ddict['y'] = y
if qt.qVersion() < '4.0.0':
self.emit(qt.PYSIGNAL("QtBlissGraphSignal"),(ddict,))
else:
self.emit(qt.SIGNAL("QtBlissGraphSignal"),(ddict))
self.replot()
else:
(marker,distance)=self.closestMarker(xpixel,ypixel)
if (marker is not None) and distance < 4:
if marker is None:
pass
elif marker not in self.markersdict.keys():
print("Wrong Marker selection")
else:
if not ('xmarker' in self.markersdict[marker]):
self.markersdict[marker]['xmarker'] = True
else:
xmarker = self.markersdict[marker]['xmarker']
if self.markersdict[marker]['followmouse']:
#self.canvas().setCursor(qt.QCursor(qt.QCursor.PointingHandCursor))
if (self.canvas().cursor().shape() != qt.QCursor.SizeHorCursor) and \
(self.canvas().cursor().shape() != qt.QCursor.SizeVerCursor):
self.__oldcursor = self.canvas().cursor().shape()
if xmarker:
#for x marker
self.canvas().setCursor(qt.QCursor(qt.QCursor.SizeHorCursor))
else:
#for y marker
self.canvas().setCursor(qt.QCursor(qt.QCursor.SizeVerCursor))
else:
#the marker is selectable because we are in markermode
if (self.canvas().cursor().shape() != qt.QCursor.SizeHorCursor) and \
(self.canvas().cursor().shape() != qt.QCursor.SizeVerCursor) and \
(self.canvas().cursor().shape() != qt.QCursor.PointingHandCursor):
self.__oldcursor = self.canvas().cursor().shape()
self.canvas().setCursor(qt.QCursor(qt.QCursor.PointingHandCursor))
else:
self.canvas().setCursor(qt.QCursor(self.__oldcursor))
#as default, export the mouse in graph coordenates
ddict= {'event':'MouseAt',
'x':x,
'y':y,
'xpixel':xpixel,
'ypixel':ypixel,
'xcurve':None,
'ycurve':None}
if not QWTVERSION4:
if self.__activecurves is not None:
if len(self.__activecurves):
if self.__activecurves[0] in self.curves.keys():
curve = self.curves[self.__activecurves[0]]["curve"]
p = curve.closestPoint(qt.QPoint(xpixel, ypixel))
ddict['xcurve'] = curve.x(p[0])
ddict['ycurve'] = curve.y(p[0])
ddict['point'] = p[0]
ddict['distance'] = p[1]
if qt.qVersion() < '4.0.0':
self.emit(qt.PYSIGNAL('QtBlissGraphSignal'), (ddict,))
else:
self.emit(qt.SIGNAL('QtBlissGraphSignal'), (ddict))
def onMousePressed(self,e):
#method to be overwritten
if DEBUG:
print("onMousePressed, event = ",e.pos().x(),e.pos().y())
self.movingmarker = 0
if qt.Qt.LeftButton == e.button():
# Python semantics: self.pos = e.pos() does not work; force a copy
#decide zooming or marker
self._zooming = self.__zoomEnabled
self.xpos = e.pos().x()
self.ypos = e.pos().y()
self.__timer = time.time()
if self.__markermode:
if len(self.markersdict.keys()):
xpixel = e.pos().x()
ypixel = e.pos().y()
x = self.invTransform(qwt.QwtPlot.xBottom, xpixel)
y = self.invTransform(qwt.QwtPlot.yLeft, ypixel)
(marker,distance)=self.closestMarker(xpixel,ypixel)
if (marker is not None) and distance < 4:
if marker not in self.markersdict.keys():
print("Wrong Marker selection")
else:
if not ('xmarker' in self.markersdict[marker]):
self.markersdict[marker]['xmarker'] = True
else:
xmarker = self.markersdict[marker]['xmarker']
if self.markersdict[marker]['followmouse']:
self.__markermoving = marker
if QWTVERSION4:
if xmarker:
self.setMarkerXPos(marker, x)
else:
self.setMarkerYPos(marker, y)
else:
if xmarker:
self.setMarkerXPos(self.markersdict[marker]['marker'],
x)
else:
self.setMarkerYPos(self.markersdict[marker]['marker'],
y)
self._zooming = 0
if self._zooming:
self.enableOutline(1)
self.setOutlinePen(qt.QPen(qt.Qt.black))
if QWTVERSION4:
self.setOutlineStyle(qwt.Qwt.Rect)
else:
self.picker.setRubberBand(Qwt.QwtPicker.RectRubberBand)
if self.zoomStack == []:
if QWTVERSION4:
self.zoomState = (
self.axisScale(qwt.QwtPlot.xBottom).lBound(),
self.axisScale(qwt.QwtPlot.xBottom).hBound(),
self.axisScale(qwt.QwtPlot.yLeft).lBound(),
self.axisScale(qwt.QwtPlot.yLeft).hBound(),
)
else:
self.zoomState = (
self.canvasMap(qwt.QwtPlot.xBottom).s1(),
self.canvasMap(qwt.QwtPlot.xBottom).s2(),
self.canvasMap(qwt.QwtPlot.yLeft).s2(),
self.canvasMap(qwt.QwtPlot.yLeft).s1())
if self.zoomStack2 == []:
if QWTVERSION4:
self.zoomState2 = (
self.axisScale(qwt.QwtPlot.xTop).lBound(),
self.axisScale(qwt.QwtPlot.xTop).hBound(),
self.axisScale(qwt.QwtPlot.yRight).lBound(),
self.axisScale(qwt.QwtPlot.yRight).hBound(),
)
else:
self.zoomState2 = (
self.canvasMap(qwt.QwtPlot.xTop).s1(),
self.canvasMap(qwt.QwtPlot.xTop).s2(),
self.canvasMap(qwt.QwtPlot.yRight).s2(),
self.canvasMap(qwt.QwtPlot.yRight).s1())
elif self._selecting:
self.enableOutline(1)
self.setOutlinePen(qt.QPen(qt.Qt.black))
if QWTVERSION4:
self.setOutlineStyle(qwt.Qwt.Rect)
else:
self.picker.setRubberBand(Qwt.QwtPicker.RectRubberBand)
elif qt.Qt.RightButton == e.button():
self._zooming = 0
"""
if self.__markermode:
if len(self.markersdict.keys()):
xpixel = e.pos().x()
ypixel = e.pos().y()
x = self.invTransform(qwt.QwtPlot.xBottom, xpixel)
y = self.invTransform(qwt.QwtPlot.yLeft, ypixel)
(marker,distance)=self.closestMarker(xpixel,ypixel)
if marker not in self.markersdict.keys():
print "Wrong Marker selection"
else:
if self.markersdict[marker]['followmouse']:
self.__markermoving = marker
self.setMarkerXPos(marker, x)
self.replot()
dict = {}
dict['event'] = "markerMoved"
dict['distance'] = distance
dict['marker'] = marker
dict['x'] = x
dict['xpixel'] = xpixel
dict['y'] = y
dict['ypixel'] = ypixel
self.emit(qt.PYSIGNAL("QtBlissGraphSignal"),(dict,))
"""
# fake a mouse move to show the cursor position
self.onMouseMoved(e)
def onMouseReleased(self,e):
#method to be overwritten
if DEBUG:
print("onMouseRealeased, event = ",e)
if qt.Qt.LeftButton == e.button():
#this is to solve a strange problem under darwin platform
#where the signals were sent twice
if self.__timer == -1:return
etime = time.time() - self.__timer
self.__timer = -1
if (etime < 0.2) and ((self.xpos - e.pos().x()) == 0) and ((self.xpos - e.pos().x()) == 0):
self._zooming = 0
xpixel = e.pos().x()
ypixel = e.pos().y()
x = self.invTransform(qwt.QwtPlot.xBottom, xpixel)
y = self.invTransform(qwt.QwtPlot.yLeft, ypixel)
ddict = {}
ddict['event'] = "MouseClick"
ddict['x'] = x
ddict['xpixel'] = xpixel
ddict['y'] = y
ddict['ypixel'] = ypixel
if QTVERSION < '4.0.0':
self.emit(qt.PYSIGNAL("QtBlissGraphSignal"),(ddict,))
else:
self.emit(qt.SIGNAL("QtBlissGraphSignal"),(ddict))
if self._zooming:
xmin0 = min(self.xpos, e.pos().x())
xmax0 = max(self.xpos, e.pos().x())
ymin0 = min(self.ypos, e.pos().y())
ymax0 = max(self.ypos, e.pos().y())
if QWTVERSION4:
self.setOutlineStyle(qwt.Qwt.Cross)
else:
self.picker.setRubberBand(Qwt.QwtPicker.NoRubberBand)
xmin = self.invTransform(qwt.QwtPlot.xBottom, xmin0)
xmax = self.invTransform(qwt.QwtPlot.xBottom, xmax0)
ymin = self.invTransform(qwt.QwtPlot.yLeft, ymin0)
ymax = self.invTransform(qwt.QwtPlot.yLeft, ymax0)
graphXMin, graphXMax =self.getX1AxisLimits()
if xmin < graphXMin:
xmin = graphXMin
if xmax > graphXMax:
xmax = graphXMax
if self.isY1AxisInverted():
graphYMax, graphYMin =self.getY1AxisLimits()
else:
graphYMin, graphYMax =self.getY1AxisLimits()
if ymax < ymin:
if ymax < graphYMin:
ymax = graphYMin
if ymin > graphYMax:
ymin = graphYMax
else:
if ymin < graphYMin:
ymin = graphYMin
if ymax > graphYMax:
ymax = graphYMax
if xmin == xmax or ymin == ymax:
self._zooming = 0
return
if self.__keepimageratio:
ysize = abs(ymin-ymax)
xsize = abs(xmin-xmax)
a = min(xsize,ysize)
xsize = a
ysize = a * self.imageratio
xmin = int(0.5*(xmin+xmax)-0.5*xsize)
xmax = xmin + xsize -1
ymin = int(0.5*(ymin+ymax)-0.5*ysize)
ymax = ymin + round(ysize) -1
self.zoomStack.append(self.zoomState)
self.zoomState = (xmin, xmax, ymin, ymax)
self.enableOutline(0)
autoreplot = self.autoReplot()
self.setAutoReplot(False)
self.setAxisScale(qwt.QwtPlot.xBottom, xmin, xmax)
if QWTVERSION4:
self.setAxisScale(qwt.QwtPlot.yLeft, ymin, ymax)
else:
self.setAxisScale(qwt.QwtPlot.yLeft, ymax, ymin)
if self.axisEnabled(qwt.QwtPlot.xTop):
xmin = self.invTransform(qwt.QwtPlot.xTop, xmin0)
xmax = self.invTransform(qwt.QwtPlot.xTop, xmax0)
self.setAxisScale(qwt.QwtPlot.xTop, xmin, xmax)
if self.axisEnabled(qwt.QwtPlot.yRight):
ymin = self.invTransform(qwt.QwtPlot.yRight, ymin0)
ymax = self.invTransform(qwt.QwtPlot.yRight, ymax0)
if QWTVERSION4:
self.setAxisScale(qwt.QwtPlot.yRight, ymin, ymax)
else:
self.setAxisScale(qwt.QwtPlot.yRight, ymax, ymin)
self.zoomStack2.append(self.zoomState2)
self.zoomState2 = (xmin, xmax, ymin, ymax)
self.setAutoReplot(autoreplot)
self.replot()
#zooming is over
self._zooming = 0
ddict = {}
ddict['event'] = "MouseZoom"
ddict['xmin'] = min(xmin,xmax)
ddict['xpixel_min'] = min(xmin0,xmax0)
ddict['ymin'] = min(ymin,ymax)
ddict['ypixel_min'] = min(ymin0,ymax0)
ddict['xmax'] = max(xmin,xmax)
ddict['xpixel_max'] = max(xmin0,xmax0)
ddict['ymax'] = max(ymin,ymax)
ddict['ypixel_max'] = max(ymin0,ymax0)
if qt.qVersion() < '4.0.0':
self.emit(qt.PYSIGNAL("QtBlissGraphSignal"),(ddict,))
else:
self.emit(qt.SIGNAL("QtBlissGraphSignal"),(ddict))
elif self._selecting:
xmin0 = min(self.xpos, e.pos().x())
xmax0 = max(self.xpos, e.pos().x())
ymin0 = min(self.ypos, e.pos().y())
ymax0 = max(self.ypos, e.pos().y())
if QWTVERSION4:
self.setOutlineStyle(qwt.Qwt.Cross)
else:
self.picker.setRubberBand(Qwt.QwtPicker.NoRubberBand)
xmin = self.invTransform(qwt.QwtPlot.xBottom, xmin0)
xmax = self.invTransform(qwt.QwtPlot.xBottom, xmax0)
ymin = self.invTransform(qwt.QwtPlot.yLeft, ymin0)
ymax = self.invTransform(qwt.QwtPlot.yLeft, ymax0)
self.enableOutline(0)
self.replot()
ddict = {}
ddict['event'] = "MouseSelection"
ddict['xmin'] = min(xmin,xmax)
ddict['xpixel_min'] = min(xmin0,xmax0)
ddict['ymin'] = min(ymin,ymax)
ddict['ypixel_min'] = min(ymin0,ymax0)
ddict['xmax'] = max(xmin,xmax)
ddict['xpixel_max'] = max(xmin0,xmax0)
ddict['ymax'] = max(ymin,ymax)
ddict['ypixel_max'] = max(ymin0,ymax0)
if qt.qVersion() < '4.0.0':
self.emit(qt.PYSIGNAL("QtBlissGraphSignal"),(ddict,))
else:
self.emit(qt.SIGNAL("QtBlissGraphSignal"),(ddict))
else:
if self.__markermode:
if len(self.markersdict.keys()):
xpixel = e.pos().x()
ypixel = e.pos().y()
(marker,distance)=self.closestMarker(xpixel,ypixel)
if marker is None:
pass
elif marker not in self.markersdict.keys():
print("Wrong Marker selection")
else:
ddict = {}
if self.markersdict[marker]['followmouse']:
ddict['event'] = "markerMoved"
else:
ddict['event'] = "markerSelected"
ddict['distance'] = distance
ddict['marker'] = marker
if QWTVERSION4:
x = self.invTransform(qwt.QwtPlot.xBottom, xpixel)
y = self.invTransform(qwt.QwtPlot.yLeft, ypixel)
else:
x = self.markersdict[marker]['marker'].xValue()
y = self.markersdict[marker]['marker'].yValue()
ddict['x'] = x
ddict['xpixel'] = xpixel
ddict['y'] = y
ddict['ypixel'] = ypixel
if qt.qVersion() < '4.0.0':
self.emit(qt.PYSIGNAL("QtBlissGraphSignal"),
(ddict,))
else:
self.emit(qt.SIGNAL("QtBlissGraphSignal"),
(ddict))
#self.canvas().setCursor(qt.QCursor(qt.QCursor.CrossCursor))
#self.canvas().setCursor(qt.QCursor(self.__oldcursor))
else:
#print "not in marker mode"
pass
self.__markermoving = 0
elif qt.Qt.RightButton == e.button():
if self.__zoomback:
autoreplot = self.autoReplot()
self.setAutoReplot(False)
if len(self.zoomStack):
xmin, xmax, ymin, ymax = self.zoomStack.pop()
self.setAxisScale(qwt.QwtPlot.xBottom, xmin, xmax)
if QWTVERSION4:
self.setAxisScale(qwt.QwtPlot.yLeft, ymin, ymax)
else:
self.setAxisScale(qwt.QwtPlot.yLeft, ymax, ymin)
xmin, xmax, ymin, ymax = self.zoomStack2.pop()
if self.axisEnabled(qwt.QwtPlot.xTop):
self.setAxisScale(qwt.QwtPlot.xTop, xmin, xmax)
if self.axisEnabled(qwt.QwtPlot.yRight):
if QWTVERSION4:
self.setAxisScale(qwt.QwtPlot.yRight, ymin, ymax)
else:
self.setAxisScale(qwt.QwtPlot.yRight, ymax, ymin)
self.replot()
self.setAutoReplot(autoreplot)
return
def enablezoomback(self):
self.__zoomback = 1
def disablezoomback(self):
self.__zoomback = 0
def enablemarkermode(self):
self.__markermode = 1
def disablemarkermode(self):
self.__markermode = 0
def setmarkerfollowmouse(self,marker,boolean):
if marker in self.markersdict.keys():
if boolean:
self.markersdict[marker]['followmouse'] = 1
else:
self.markersdict[marker]['followmouse'] = 0
def __legendsetactive(self):
self.setactivecurve(self.__activelegendname)
pass
def __legendmaptoy1(self):
self.mapToY1(self.__activelegendname)
self.setactivecurve(self.getactivecurve(justlegend=1))
def __legendmaptoy2(self):
self.mapToY2(self.__activelegendname)
self.setactivecurve(self.getactivecurve(justlegend=1))
def __legendTogglePoints(self):
self.togglePoints(self.__activelegendname)
self.setactivecurve(self.getactivecurve(justlegend=1))
def __legendToggleLine(self):
self.toggleLine(self.__activelegendname)
self.setactivecurve(self.getactivecurve(justlegend=1))
def setDefaultPlotPoints(self, value):
if value:
self.__defaultPlotPoints = True
for key in self.curves.keys():
curve = self.curves[key]['curve']
symbol = curve.symbol()
if symbol.style() == self.symbols['none']:
self.togglePoints(key)
else:
self.__defaultPlotPoints = False
for key in self.curves.keys():
curve = self.curves[key]['curve']
symbol = curve.symbol()
if symbol.style() != self.symbols['none']:
self.togglePoints(key)
if self.__defaultPlotLines == False:
self.setDefaultPlotLines(True)
def setDefaultPlotLines(self, value):
if value:
self.__defaultPlotLines = True
for key in self.curves.keys():
curve = self.curves[key]['curve']
linetype = curve.style()
pen = curve.pen()
if curve.style() == qwt.QwtPlotCurve.NoCurve:
self.toggleLine(key)
else:
self.__defaultPlotLines = False
for key in self.curves.keys():
curve = self.curves[key]['curve']
linetype = curve.style()
pen = curve.pen()
if curve.style() != qwt.QwtPlotCurve.NoCurve:
self.toggleLine(key)
if self.__defaultPlotPoints == False:
self.setDefaultPlotPoints(True)
def togglePoints(self, key):
if QWTVERSION4:return
if key not in self.curves.keys():
if DEBUG:print("curve %s does not exists" % key)
return
curve = self.curves[key]['curve']
pen = curve.pen()
symbol = curve.symbol()
if symbol.style() == self.symbols['none']:
if self.curves[key] ["symbol"] not in [self.symbols['none'], None]:
newsymbol = self.curves[key] ["symbol"]
else:
#newsymbol = self.symbols['ellipse']
#newsymbol = qwt.QwtSymbol.XCross # good
#newsymbol = qwt.QwtSymbol.Cross # good
newsymbol = qwt.QwtSymbol.Ellipse # good (at least on windows)
newsymbol = qwt.QwtSymbol(newsymbol,
qt.QBrush(pen.color()),
pen,
qt.QSize(5, 5))
else:
newsymbol = self.symbols['none']
newsymbol = qwt.QwtSymbol(newsymbol,
qt.QBrush(pen.color()),
pen,
qt.QSize(5, 5))
curve.setSymbol(newsymbol)
def toggleLine(self, key):
if QWTVERSION4:return
if key not in self.curves.keys():
if DEBUG:print("curve %s does not exists" % key)
return
curve = self.curves[key]['curve']
linetype = curve.style()
pen = curve.pen()
if curve.style() == qwt.QwtPlotCurve.NoCurve:
color = self.curves[key] ["pen"]
linetype = self.curves[key] ["linetype"]
pen.setColor(color)
pen.setWidth(self.linewidth)
pen.setStyle(linetype)
curve.setStyle(qwt.QwtPlotCurve.Lines)
else:
curve.setStyle(qwt.QwtPlotCurve.NoCurve)
def __legendremovesignal(self):
if DEBUG: print("__legendremovesignal")
self.__removecurveevent = {}
self.__removecurveevent['event'] = "RemoveCurveEvent"
self.__removecurveevent['legend'] = self.__activelegendname
def __legendrenamesignal(self):
if DEBUG: print("__legendrenamesignal")
import RenameCurveDialog
dialog = RenameCurveDialog.RenameCurveDialog(self,
self.__activelegendname,
self.curveslist)
ret = dialog.exec_()
if ret:
newlegend = dialog.getText()
self.__renamecurveevent = {}
self.__renamecurveevent['event'] = "RenameCurveEvent"
self.__renamecurveevent['legend'] = self.__activelegendname
self.__renamecurveevent['newlegend'] = newlegend
def customEvent(self, event):
if 'legend'in event.dict:
if qt.qVersion() < '4.0.0':
self.emit(qt.PYSIGNAL('QtBlissGraphSignal'),(event.dict,))
else:
self.emit(qt.SIGNAL('QtBlissGraphSignal'), (event.dict))
else:
newevent = CrappyMouseEvent(event.dict['event'],
event.dict['x'],
event.dict['y'],
event.dict['button'])
if event.dict['event'] == qt.QEvent.MouseMove:
self.onMouseMoved(newevent)
elif event.dict['event'] == qt.QEvent.MouseButtonPress:
self.onMousePressed(newevent)
elif event.dict['event'] == qt.QEvent.MouseButtonRelease:
self.onMouseReleased(newevent)
def maptoy1(self,keyorindex):
print("maptoy1 deprecated, use mapToY1")
self.mapToY1(keyorindex)
def mapToY1(self, keyorindex):
if type(keyorindex) in [type(unicode(" ")),type(" "),type(str(" "))]:
if keyorindex in self.curveslist:
index = self.curveslist.index(keyorindex) + 1
key = keyorindex
else:
return -1
elif keyorindex >0:
index = keyorindex
key = self.curveslist[index-1]
else:
return -1
if not self.axisEnabled(qwt.QwtPlot.yLeft):
self.enableAxis(qwt.QwtPlot.yLeft,1)
self.curves[key]["maptoy2"] = 0
self.setCurveYAxis(index,qwt.QwtPlot.yLeft)
def maptoy2(self,keyorindex):
print("maptoy2 deprecated, use mapToY2")
self.mapToY2(keyorindex)
def mapToY2(self, keyorindex):
if type(keyorindex) in [type(unicode(" ")),type(" "),type(str(" "))]:
if keyorindex in self.curveslist:
index = self.curveslist.index(keyorindex) + 1
key = keyorindex
else:
return -1
elif keyorindex >0:
index = keyorindex
key = self.curveslist[index-1]
else:
return -1
if not self.axisEnabled(qwt.QwtPlot.yRight):
self.enableAxis(qwt.QwtPlot.yRight,1)
self.curves[key]["maptoy2"] = 1
self.setCurveYAxis(index,qwt.QwtPlot.yRight)
if not QWTVERSION4:
def setCurveYAxis(self, index, axis):
self.curves[self.curveslist[index-1]]['curve'].setYAxis(axis)
def _legendClicked(self, itemorindex):
if QWTVERSION4:
index = itemorindex
self.legendClicked
listindex = 0
legendtext = None
for curve in self.curveslist:
if self.curves[curve]['curve'] == index:
legendtext= curve
listindex = self.curveslist.index(legendtext) + 1
if DEBUG:
print("legend clicked with name = ",legendtext)
break
if legendtext is not None:
item = self.curves[curve]['curve']
else:
item = None
self.legendClicked(item, index)
else:
self.legendClicked(itemorindex)
def legendClicked(self, item, index=None):
if QWTVERSION4:
self.legendclicked(index)
return
legendtext = str(item.title().text())
if self.onlyoneactive:
self.setactivecurve(legendtext)
else:
self.toggleCurve(legendtext)
def legendclicked(self,index):
if DEBUG:
print("legendclicked with index = ",index)
listindex = 0
for curve in self.curveslist:
if self.curves[curve]['curve'] == index:
legendtext= curve
listindex = self.curveslist.index(legendtext) + 1
if DEBUG:
print("legendclicked with name = ",legendtext)
break
if listindex > 0:
if self.onlyoneactive:
self.setactivecurve(legendtext)
else:
self.toggleCurve(legendtext)
legend = self.legend()
n = legend.itemCount()
if n > 1:
if 0:
for i in range(n):
#if i != index:
item=self.legend().findItem(i+1)
item.setFocusPolicy(qt.QWidget.ClickFocus)
else:
for curve in self.curves.keys():
item=self.legend().findItem(self.curves[curve] ["curve"])
if QTVERSION < '4.0.0':
item.setFocusPolicy(qt.QWidget.ClickFocus)
def setactivecolor(self,color):
if color != self.__activecolor:
if color in self.colors.keys():
if color in self.colorslist:
colorindex = self.colorslist.index(color)
colorbuffer = self.__activecolor
self.__activecolor = color
self.colorslist[colorindex] = colorbuffer
return self.__activecolor
def setactivelinewidth(self,linewidth):
self.__activelinewidth = linewidth
return self.__activelinewidth
def xlabel(self,label=None):
if DEBUG:print("xlabel deprecated, use x1Label")
return self.x1Label(label)
def x1Label(self,label=None):
# set axis titles
if label is None:
if qwt.QWT_VERSION_STR[0] > '4':
return self.axisTitle(qwt.QwtPlot.xBottom).text()
else:
return self.axisTitle(qwt.QwtPlot.xBottom)
else:
return self.setAxisTitle(qwt.QwtPlot.xBottom, label)
def ylabel(self,label=None):
if DEBUG:"print ylabel deprecated, use y1Label"
self.y1Label(label)
def y1Label(self,label=None):
# set axis titles
if label is None:
if qwt.QWT_VERSION_STR[0] > '4':
return self.axisTitle(qwt.QwtPlot.yLeft).text()
else:
return self.axisTitle(qwt.QwtPlot.yLeft)
else:
return self.setAxisTitle(qwt.QwtPlot.yLeft, label)
def enableOutline(self, value):
if QWTVERSION4:
qwt.QwtPlot.enableOutline(self, value)
def setOutlinePen(self, value):
if QWTVERSION4:
qwt.QwtPlot.setOutlinePen(self, value)
def setOutlineStyle(self, value):
if QWTVERSION4:
qwt.QwtPlot.setOutlineStyle(self, value)
if QWTVERSION4:
def eventFilter(self,object,event):
if object == self.canvas():
if qt.qVersion() < '4.0.0':return 0
if event.type() == qt.QEvent.MouseMove:
e = GraphCustomEvent()
e.dict['event'] = qt.QEvent.MouseMove
e.dict['x'] = event.pos().x()
e.dict['y'] = event.pos().y()
e.dict['button'] = event.button()
qt.QApplication.postEvent(self, e)
elif event.type() == qt.QEvent.MouseButtonPress:
e = GraphCustomEvent()
e.dict['event'] = qt.QEvent.MouseButtonPress
e.dict['x'] = event.pos().x()
e.dict['y'] = event.pos().y()
e.dict['button'] = event.button()
qt.QApplication.postEvent(self, e)
elif event.type() == qt.QEvent.MouseButtonRelease:
e = GraphCustomEvent()
e.dict['event'] = qt.QEvent.MouseButtonRelease
e.dict['x'] = event.pos().x()
e.dict['y'] = event.pos().y()
e.dict['button'] = event.button()
qt.QApplication.postEvent(self, e)
else:return 0
return 1
elif event.type() == qt.QEvent.MouseButtonRelease:
#if event.button() == qt.Qt.LeftButton:
# if qt.qVersion() > '4.0.0':
# legendname = str(object.text().text())
# self.setactivecurve(legendname)
# return 1
if event.button() == qt.Qt.RightButton:
if QWTVERSION4:
self.__activelegendname = str(object.text())
else:
#print type(object.text())
#print type(object.text().text())
self.__activelegendname = str(object.text().text())
if not self.__uselegendmenu:
return 0
self.__event = None
if self.legendmenu is None:
if qt.qVersion() < '4.0.0':
self.legendmenu = qt.QPopupMenu()
self.legendmenu.insertItem(QString("Set Active"),self.__legendsetactive)
self.legendmenu.insertSeparator()
self.legendmenu.insertItem(QString("Map to y1") ,self.__legendmaptoy1)
self.legendmenu.insertItem(QString("Map to y2") ,self.__legendmaptoy2)
self.legendmenu.insertSeparator()
self.legendmenu.insertItem(QString("Remove curve") ,self.__legendremovesignal)
else:
self.legendmenu = qt.QMenu()
self.legendmenu.addAction(QString("Set Active"),self.__legendsetactive)
self.legendmenu.addSeparator()
self.legendmenu.addAction(QString("Map to y1") ,self.__legendmaptoy1)
self.legendmenu.addAction(QString("Map to y2") ,self.__legendmaptoy2)
self.legendmenu.addSeparator()
self.legendmenu.addAction(QString("Remove curve") ,self.__legendremovesignal)
if qt.qVersion() < '4.0.0':
self.legendmenu.exec_loop(self.cursor().pos())
else:
self.legendmenu.exec_(self.cursor().pos())
if self.__removecurveevent is not None:
if 0:
#This crashes windows Qt 3.3.2
if qt.qVersion() < '4.0.0':
self.emit(qt.PYSIGNAL('QtBlissGraphSignal'),
(self.__removecurveevent,))
else:
self.emit(qt.SIGNAL('QtBlissGraphSignal'),
self.__removecurveevent)
else:
#This does not crash Qt 3.3.2
event = GraphCustomEvent()
event.dict['event' ] = "RemoveCurveEvent"
event.dict['legend'] = self.__removecurveevent['legend']
qt.QApplication.postEvent(self, event)
return 1
return 0
else:
def removeCurve(self, key):
return self.delcurve(key)
def setAutoLegend(self, value):
print("setAutoLegend: Not available in QWT5, use setDisplayPolicy)")
return
def enableLegend(self, value):
#print "Not available in QWT5, use setDisplayPolicy)"
if value:
self.legend().show()
return
self.legend().setDisplayPolicy(self.legend().AutoIdentifier,
3)
else:
self.legend().hide()
return
self.legend().setDisplayPolicy(self.legend().NoIdentifier,
3)
def legendItemSlot(self, ddict):
if ddict['event'] == "leftMousePressed": return self.setactivecurve(ddict['legend'])
if ddict['event'] != "rightMouseReleased": return
if not self.__uselegendmenu: return
self.__activelegendname = ddict['legend']
self.__event = None
self.__removecurveevent = None
self.__renamecurveevent = None
if self.legendmenu is None:
if QTVERSION < '4.0.0':
self.legendmenu = qt.QPopupMenu()
self.legendmenu.insertItem(QString("Set Active"),self.__legendsetactive)
self.legendmenu.insertSeparator()
self.legendmenu.insertItem(QString("Map to y1") ,self.__legendmaptoy1)
self.legendmenu.insertItem(QString("Map to y2") ,self.__legendmaptoy2)
self.legendmenu.insertSeparator()
self.legendmenu.insertItem(QString("Toggle Points") ,
self.__legendTogglePoints)
self.legendmenu.insertItem(QString("Toggle Line") ,
self.__legendToggleLine)
self.legendmenu.insertSeparator()
self.legendmenu.insertItem(QString("Remove curve") ,self.__legendremovesignal)
else:
self.legendmenu = qt.QMenu()
self.legendmenu.addAction(QString("Set Active"),self.__legendsetactive)
self.legendmenu.addSeparator()
self.legendmenu.addAction(QString("Map to y1") ,self.__legendmaptoy1)
self.legendmenu.addAction(QString("Map to y2") ,self.__legendmaptoy2)
self.legendmenu.addSeparator()
self.legendmenu.addAction(QString("Toggle Points") ,
self.__legendTogglePoints)
self.legendmenu.addAction(QString("Toggle Line") ,
self.__legendToggleLine)
self.legendmenu.addSeparator()
self.legendmenu.addAction(QString("Remove curve") ,self.__legendremovesignal)
if self.__legendrename:
self.legendmenu.addAction(QString("Rename curve") ,
self.__legendrenamesignal)
if QTVERSION < '4.0.0':
self.legendmenu.exec_loop(self.cursor().pos())
else:
self.legendmenu.exec_(self.cursor().pos())
if self.__removecurveevent is not None:
event = GraphCustomEvent()
event.dict['event' ] = "RemoveCurveEvent"
event.dict['legend'] = self.__removecurveevent['legend']
qt.QApplication.postEvent(self, event)
if self.__renamecurveevent is not None:
event = GraphCustomEvent()
event.dict['event' ] = "RenameCurveEvent"
event.dict['legend'] = self.__renamecurveevent['legend']
event.dict['newlegend'] = self.__renamecurveevent['newlegend']
qt.QApplication.postEvent(self, event)
def newcurve(self,*var,**kw):
if DEBUG: print("newcurve obsolete, use newCurve instead")
return self.newCurve(*var,**kw)
def newCurve(self,key,x=None,y=None,logfilter=0,curveinfo=None,
maptoy2 = False, **kw):
if key not in self.curves.keys():
self.curveinit(key,**kw)
n = self.legend().itemCount()
if n > 0:
if QWTVERSION4:
#do it only for the last curve
item=self.legend().findItem(self.curves[key]['curve'])
item.setFocusPolicy(qt.QWidget.ClickFocus)
if self.__uselegendmenu:
item.installEventFilter(self)
else:
#if self.__uselegendmenu:
item = self.legend().find(self.curves[key]['curve'])
if QTVERSION < '4.0.0':
self.connect(item,qt.PYSIGNAL("MyQwtLegendItemSignal"),
self.legendItemSlot)
else:
self.connect(item,qt.SIGNAL("MyQwtLegendItemSignal"),
self.legendItemSlot)
else:
#curve already exists
pass
if curveinfo is None:
self.curves[key]['curveinfo'] = {}
else:
self.curves[key]['curveinfo'] = copy.deepcopy(curveinfo)
if y is not None:
if len(y):
if isinstance(y, ArrayType):
if y.shape == (len(y), 1):
y.shape = [len(y),]
if x is None:
x=arange(len(y))
if logfilter:
i1=nonzero(y>0.0)
x= take(x,i1)
y= take(y,i1)
if len(y):
ymin = min(y)
else:
self.delcurve(key)
return
#if len(self.curves.keys()) != 1:
# self.delcurve(key)
# return
self.setCurveData(self.curves[key]['curve'], x, y)
if 'baseline' in kw:
ybase = take(kw['baseline'],i1)
if logfilter:
i1 = nonzero(ybase<=0)
for i in i1:
ybase[i] = ymin
if QWTVERSION4:
self.curve(self.curves[key]['curve']).setbaseline(ybase)
else:
self.curves[key]['curve'].setbaseline(ybase)
if 'regions' in kw:
regions = []
for region in kw['regions']:
region0 = min(region[0], region[1])
region1 = max(region[0], region[1])
i1 = numpy.min(nonzero(x>=region0),0)
i2 = numpy.max(numpy.ravel(nonzero(x<=region1)))
regions.append([int(i1),int(i2)])
if QWTVERSION4:
self.curve(self.curves[key]['curve']).setregions(regions)
else:
self.curves[key]['curve'].setregions(regions)
if maptoy2:
self.mapToY2(key)
if len(self.curves.keys()) == 1:
#set the active curve
#self.legendclicked(1)
curves_keys = []
for tmpKey in self.curves.keys():
curves_keys.append(tmpKey)
self.setactivecurve(curves_keys[0])
else:
self.delcurve(key)
def setxofy(self,legend):
if legend in self.curves.keys():
self.setCurveOptions(self.curves[legend]['curve'],qwt.QwtCurve.Xfy)
def clearCurve(self, key):
return self.delcurve(key)
def delcurve(self,key):
index = None
if key in self.curves.keys():
del_index = self.curves[key]['curve']
del self.curves[key]
if key in self.curveslist:
index = self.curveslist.index(key)
del self.curveslist[index]
if index is not None:
try:
if QWTVERSION4:
self.removeCurve(del_index)
else:
del_index.detach()
except:
print("del_index = ",del_index,"error")
if not len(self.curves.keys()):
self.clearcurves()
dict = {}
dict['event' ] = "SetActiveCurveEvent"
dict['legend'] = None
dict['index' ] = -1
if qt.qVersion() < '4.0.0':
self.emit(qt.PYSIGNAL('QtBlissGraphSignal'),(dict,))
else:
self.emit(qt.SIGNAL('QtBlissGraphSignal'),(dict))
elif self.__activecurves is not None:
if key in self.__activecurves:
del self.__activecurves[self.__activecurves.index(key)]
if self.__activecurves == []:
dict = {}
dict['event' ] = "SetActiveCurveEvent"
dict['legend'] = None
dict['index' ] = -1
if qt.qVersion() < '4.0.0':
self.emit(qt.PYSIGNAL('QtBlissGraphSignal'),(dict,))
else:
self.emit(qt.SIGNAL('QtBlissGraphSignal'),(dict))
def clearcurves(self):
if DEBUG:
print("Deprecation: Please use clearCurves instead")
return self.clearCurves()
def clearCurves(self):
for key in list(self.curves.keys()):
self.delcurve(key)
self.__activecurves=[]
#color counter
self.color = 0
#symbol counter
self.symbol = 0
#line type
self.linetype= 0
if QWTVERSION4: self.removeCurves()
if 0:
self.removeMarkers() #necessary because clear() will get rid of them
self.clear() #this deletes also plot items in Qwt5!
else: #try to remove just the curves
self.replot()
if QWTVERSION4:
def hideGrid(self):
self.removeGrid()
def removeGrid(self):
pass
def showGrid(self):
pass
else:
def hideGrid(self):
self.removeGrid()
def removeGrid(self):
if self.grid is not None:
self.grid.detach()
def showGrid(self):
if self.grid is None:
self.grid = qwt.QwtPlotGrid()
self.grid.enableYMin(False)
self.grid.setMajPen(qt.QPen(qt.Qt.black,
0,
self.linetypes['dot']))
self.grid.setMinPen(qt.QPen(qt.Qt.gray,
0,
self.linetypes['dot']))
self.grid.attach(self)
def removeCurves(self):
for key in self.curves.keys():
self.delcurve(key)
def removeMarkers(self):
keylist = list(self.markersdict.keys())
for key in keylist:
try:
self.markersdict[key]['marker'].detach()
except:
if DEBUG:print("It had been already destroyed")
del self.markersdict[key]
def closestMarker(self, xpixel, ypixel):
x = self.invTransform(qwt.QwtPlot.xBottom, xpixel)
y = self.invTransform(qwt.QwtPlot.yLeft, ypixel)
(marker, distance) = (None, None)
xmarker = True
for key in list(self.markersdict.keys()):
if marker is None:
marker = key
if self.markersdict[key]['marker'].lineStyle() == Qwt.QwtPlotMarker.HLine:
#ymarker
distance = abs(y - self.markersdict[key]['marker'].yValue())
xmarker = False
else:
#xmarker
distance = abs(x - self.markersdict[key]['marker'].xValue())
xmarker = True
else:
if self.markersdict[key]['marker'].lineStyle() == Qwt.QwtPlotMarker.HLine:
#ymarker
distancew = abs(y - self.markersdict[key]['marker'].yValue())
xmarker = False
else:
#xmarker
distancew = abs(x - self.markersdict[key]['marker'].xValue())
xmarker = True
if distancew < distance:
distance = distancew
marker = key
#this distance is in x coordenates
#but I decide on distance in pixels ...
if distance is not None:
if xmarker:
x1pixel = abs(self.invTransform(qwt.QwtPlot.xBottom, xpixel+4)-x)/4.0
distance = distance / x1pixel
else:
y1pixel = abs(self.invTransform(qwt.QwtPlot.xBottom, ypixel+4)-y)/4.0
distance = distance / y1pixel
return (marker, distance)
def toggleCurve(self, keyorindex):
if type(keyorindex) in [type(unicode(" ")),type(" "),type(str(" "))]:
if keyorindex in self.curveslist:
index = self.curveslist.index(keyorindex) + 1
key = keyorindex
else:
return -1
elif keyorindex >0:
index = keyorindex
key = self.curveslist[index-1]
else:
return -1
if 0:
#this is to hide a curve
if curve:
curve.setEnabled(not curve.enabled())
self.replot()
if key in self.__activecurves:
del self.__activecurves[self.__activecurves.index(key)]
color = self.curves[key] ["pen"]
linetype = self.curves[key] ["linetype"]
pen = qt.QPen(color,self.linewidth,linetype)
self.setCurvePen(self.curves[key]['curve'],pen )
else:
linetype = self.curves[key] ["linetype"]
pen = qt.QPen(self.__activecolor,self.__activelinewidth,linetype)
self.setCurvePen(self.curves[key]['curve'],pen )
self.__activecurves.append(key)
if 1:
#plot just that curve?
self.drawCurve(index,0,-1)
else:
self.replot()
def getactivecurve(self,justlegend=0):
if DEBUG: print("Deprecation warning: QtBlissGraph getactivecurve")
return self.getActiveCurve(justlegend)
def getActiveCurve(self,justlegend=0):
#check the number of curves
curves_keys = list(self.curves.keys())
if len(curves_keys) > 1:
if not len(self.__activecurves):
if justlegend:return None
else:return None,None,None
else:
legend = self.__activecurves[0]
elif len(curves_keys) == 1:
legend = curves_keys[0]
else:
if justlegend:return None
else: return None,None,None
if legend in curves_keys:
if justlegend:
return legend
index = self.curves[legend]['curve']
x=[]
y=[]
if QWTVERSION4:
for i in range(self.curve(index).dataSize()):
x.append(self.curve(index).x(i))
y.append(self.curve(index).y(i))
else:
print("QtBlissGraph: get curve data to be implemented")
return legend,array(x).astype(Float),array(y).astype(Float)
else:
return None,None,None
def getcurveinfo(self,legend):
if legend is None:
return {}
ddict={}
if legend in self.curves.keys():
ddict=copy.deepcopy(self.curves[legend]['curveinfo'].copy())
return ddict
def setactivecurve(self,keyorindex):
if DEBUG: print("Deprecation warning: QtBlissGraph setactivecurve")
return self.setActiveCurve(keyorindex)
def setActiveCurve(self,keyorindex):
if keyorindex is None:
return -1
if type(keyorindex) in [type(unicode(" ")),type(" "),type(str(" "))]:
if keyorindex in self.curves.keys():
#index = self.curveslist.index(keyorindex) + 1
index = self.curves[keyorindex]['curve']
key = keyorindex
else:
return -1
elif keyorindex >0:
index = keyorindex
key = self.curveslist[index-1]
else:
return -1
for ckey in self.__activecurves:
del self.__activecurves[self.__activecurves.index(ckey)]
if ckey in self.curves.keys():
color = self.curves[ckey] ["pen"]
linetype = self.curves[ckey] ["linetype"]
pen = qt.QPen(color,self.linewidth,linetype)
if QWTVERSION4 or (self.curves[ckey]['curve'].pen().style() != qt.Qt.NoPen):
self.setCurvePen(self.curves[ckey]['curve'],pen )
linetype = self.curves[key] ["linetype"]
pen = qt.QPen(self.__activecolor,self.__activelinewidth,linetype)
if QWTVERSION4 or (self.curves[key]['curve'].pen().style() != qt.Qt.NoPen):
self.setCurvePen(self.curves[key]['curve'],pen )
self.__activecurves.append(key)
actualindex = self.curves[key] ["curve"]
n = self.legend().itemCount()
if n > 1:
if 0:
for i in range(n):
item=self.legend().findItem(i+1)
item.setFocusPolicy(qt.QWidget.ClickFocus)
else:
for curve in self.curves.keys():
if QWTVERSION4:
item=self.legend().findItem(self.curves[curve] ["curve"])
item.setFocusPolicy(qt.QWidget.ClickFocus)
else:
if DEBUG:
print("findItem also missing")
#self.legend().findItem(index).setFocus()
self.replot()
dict = {}
dict['event' ] = "SetActiveCurveEvent"
dict['legend'] = key
dict['index' ] = index
if qt.qVersion() < '4.0.0':
self.emit(qt.PYSIGNAL('QtBlissGraphSignal'),(dict,))
else:
self.emit(qt.SIGNAL('QtBlissGraphSignal'),(dict))
return 0
def setmarkercolor(self,marker,color,label=None):
if marker not in self.markersdict.keys():
print("ERROR, returning")
return -1
if color in self.colors.keys():
pen = self.colors[color]
else:
pen = self.colors[self.colorslist[0]]
#self.setMarkerPen(self.markerKeys()[marker-1],pen)
if QWTVERSION4:
self.setMarkerPen(self.markersdict[marker]['marker'],
qt.QPen(pen,0,qt.Qt.SolidLine))
else:
self.markersdict[marker]['marker'].setLinePen(qt.QPen(pen,0,qt.Qt.SolidLine))
if label is not None:
if QWTVERSION4:
self.setMarkerLabel(self.markersdict[marker]['marker'],
QString(label) )
else:
self.markersdict[marker]['marker'].setLabel(Qwt.QwtText(label))
return 0
def curveinit(self,key, symbol=None, line=None, **kw):
self.curves[key] = {}
#self.curves[key] = self.insertCurve(key)
if len(kw.keys()):
if QWTVERSION4:
curve = BlissCurve(self,key,**kw)
self.curves[key] ["curve"] = self.insertCurve(curve)
else:
curve = BlissCurve(key,**kw)
curve.attach(self)
self.curves[key] ["curve"] = curve
blissCurve = True
else:
curve = self.insertCurve(key)
blissCurve = False
self.curves[key] ["curve"] = curve
self.curves[key] ["name"] = QString(str(key))
self.curveslist.append(key)
self.curves[key] ["symbol"] = self.getnewsymbol()
if symbol is not None:
if symbol in self.symbols.keys():
self.curves[key] ["symbol"] = self.symbols[symbol]
elif symbol == 'o':
self.curves[key] ["symbol"] = self.symbols['ellipse']
elif symbol == 'x':
self.curves[key] ["symbol"] = self.symbols['xcross']
elif symbol == '+':
self.curves[key] ["symbol"] = self.symbols['cross']
elif self.__defaultPlotPoints:
self.curves[key] ["symbol"] = self.symbols['ellipse']
self.curves[key] ["maptoy2"] = 0
color = self.colors[self.colorslist[self.color]]
linetype = self.linetypes[self.linetypeslist[self.linetype]]
self.linetypeslist=['solid','dot','dash','dashdot','dashdotdot']
if line is not None:
if line in self.linetypes.keys():
linetype = self.linetypes[line]
elif line == '-':
linetype = self.linetypes['solid']
elif line == '.':
linetype = self.linetypes['dot']
elif line == '--':
linetype = self.linetypes['dash']
elif line == '-.':
linetype = self.linetypes['dashdot']
elif line == '-..':
linetype = self.linetypes['dashdotdot']
self.curves[key] ["pen"] = color
pen = qt.QPen(color,self.linewidth,linetype)
self.curves[key] ["linetype"] = linetype
self.curves[key] ["curveinfo"] = {}
self.getnewpen()
self.setCurvePen(self.curves[key]['curve'],pen )
if symbol is not None:
self.togglePoints(key)
if blissCurve:
return
if not QWTVERSION4:
if line is None:
if self.__defaultPlotLines:
curve.setStyle(qwt.QwtPlotCurve.Lines)
else:
curve.setStyle(qwt.QwtPlotCurve.NoCurve)
def insertCurve(self, key):
if QWTVERSION4:
return qwt.QwtPlot.insertCurve(self, key)
else:
#curve = qwt.Qwt.QwtPlotCurve(key)
curve = MyQwtPlotCurve(key)
curve.attach(self)
return curve
def setCurvePen(self, curve, pen):
if QWTVERSION4:
qwt.QwtPlot.setCurvePen(self, curve, pen)
else:
symbol = curve.symbol()
symbol.setPen(pen)
brush = symbol.brush()
brush.setColor(pen.color())
curve.symbol().setBrush(brush)
curve.setPen(pen)
def setCurveData(self, curve, x, y):
if QWTVERSION4:
qwt.QwtPlot.setCurveData(self, curve, x, y)
else:
curve.setData(x, y)
def insertLineMarker(self, key, position):
if QWTVERSION4:
return qwt.QwtPlot.insertLineMarker(self, key, position)
else:
m = Qwt.QwtPlotMarker()
m.setLabel(Qwt.QwtText(key))
try:
m.setLabelAlignment(position)
except:
#print "marker label error"
m.setLabelAlignment(qt.Qt.AlignLeft | qt.Qt.AlignTop)
m.attach(self)
return m
def setMarkerYPos(self, m, value):
if QWTVERSION4:
return qwt.QwtPlot.setMarkerYPos(self, m, value)
else:
if m in self.markersdict.keys():
m = self.markersdict[m]['marker']
return m.setYValue(value)
def setMarkerXPos(self, m, value):
if QWTVERSION4:
return qwt.QwtPlot.setMarkerXPos(self, m, value)
else:
if m in self.markersdict.keys():
m = self.markersdict[m]['marker']
return m.setXValue(value)
def getnewpen(self):
self.color = self.color + 1
if self.color > (len(self.colorslist)-1):
self.color = 0
self.linetype += 1
if self.linetype > (len(self.linetypeslist)-1):
self.linetype = 0
return
def getnewstyle(self):
return self.linetype
def getnewsymbol(self):
return
def getcurveaxes(self,key):
if type(key) == type(" "):
if key in self.curveslist:
index = self.curveslist.index(key) + 1
else:
return -1,-1
elif key >0:
index = key
else:
return -1,-1
x = self.curveXAxis(index)
y = self.curveXAxis(index)
return x,y
def getX1AxisLimits(self):
#get the current limits
if QWTVERSION4:
xmin = self.canvasMap(qwt.QwtPlot.xBottom).d1()
xmax = self.canvasMap(qwt.QwtPlot.xBottom).d2()
else:
xmin = self.canvasMap(qwt.QwtPlot.xBottom).s1()
xmax = self.canvasMap(qwt.QwtPlot.xBottom).s2()
return xmin,xmax
def getx1axislimits(self):
if DEBUG:
print("getx1axislimits deprecated, use getX1AxisLimits instead")
return self.getX1AxisLimits()
def getY1AxisLimits(self):
#get the current limits
if QWTVERSION4:
ymin = self.canvasMap(qwt.QwtPlot.yLeft).d1()
ymax = self.canvasMap(qwt.QwtPlot.yLeft).d2()
else:
ymin = self.canvasMap(qwt.QwtPlot.yLeft).s1()
ymax = self.canvasMap(qwt.QwtPlot.yLeft).s2()
return ymin,ymax
def getY2AxisLimits(self):
if not self.axisEnabled(qwt.QwtPlot.yRight):
return self.getY1AxisLimits()
#get the current limits
if QWTVERSION4:
ymin = self.canvasMap(qwt.QwtPlot.yRight).d1()
ymax = self.canvasMap(qwt.QwtPlot.yRight).d2()
else:
ymin = self.canvasMap(qwt.QwtPlot.yRight).s1()
ymax = self.canvasMap(qwt.QwtPlot.yRight).s2()
return ymin,ymax
def gety1axislimits(self):
if DEBUG:
printi("gety1axislimits deprecated, use getY1AxisLimits instead")
return self.getY1AxisLimits()
def setX1AxisInverted(self, flag):
self.axisScaleEngine(qwt.QwtPlot.xBottom).setAttribute(qwt.QwtScaleEngine.Inverted,
flag)
def setY1AxisInverted(self, flag):
self.axisScaleEngine(qwt.QwtPlot.yLeft).setAttribute(qwt.QwtScaleEngine.Inverted,
flag)
def isX1AxisInverted(self):
return self.axisScaleEngine(qwt.QwtPlot.xBottom). \
testAttribute(qwt.QwtScaleEngine.Inverted)
def isY1AxisInverted(self):
return self.axisScaleEngine(qwt.QwtPlot.yLeft). \
testAttribute(qwt.QwtScaleEngine.Inverted)
def isY2AxisInverted(self):
return self.axisScaleEngine(qwt.QwtPlot.yRight). \
testAttribute(qwt.QwtScaleEngine.Inverted)
def setY2AxisInverted(self, flag):
self.axisScaleEngine(qwt.QwtPlot.yRight).setAttribute(qwt.QwtScaleEngine.Inverted,
flag)
def setx1axislimits(self, *var, **kw):
if DEBUG:
print("setx1axislimits deprecated, use setX1AxisLimits instead")
return self.setX1AxisLimits(*var, **kw)
def setX1AxisLimits(self, xmin, xmax, replot=None):
if replot is None: replot = True
if self.__logx1:
if xmin <= 0:
xmin = 1
if xmax <= 0:
xmax = xmin+1
self.setAxisScale(qwt.QwtPlot.xBottom, xmin, xmax)
if replot:self.replot()
def sety1axislimits(self, *var, **kw):
if DEBUG:
print("sety1axislimits deprecated, use setY1AxisLimits instead")
return self.setY1AxisLimits(*var, **kw)
def setY1AxisLimits(self, ymin, ymax, replot=None):
if replot is None: replot = True
if self.__logy1:
if ymin <= 0:
ymin = 1
#else:
# ymin = log(ymin)
if ymax <= 0:
ymax = ymin+1
#else:
# ymax = log(ymax)
self.setAxisScale(qwt.QwtPlot.yLeft, ymin, ymax)
if replot:self.replot()
def sety2axislimits(self,*var):
if DEBUG:print("Deprecation warning: use setY2AxisLimits instead")
return self.setY2AxisLimits(*var)
def setY2AxisLimits(self, ymin, ymax, replot=None):
if not self.axisEnabled(qwt.QwtPlot.yRight): return
if replot is None: replot = True
if self.__logy2:
if ymin <= 0:
ymin = 1
#else:
# ymin = log(ymin)
if ymax <= 0:
ymax = ymin+1
#else:
# ymax = log(ymax)
self.setAxisScale(qwt.QwtPlot.yRight, ymin, ymax)
if replot:self.replot()
def insertx1marker(self,*var,**kw):
if DEBUG:print("insertx1marker deprecated, use insertX1Marker")
return self.insertX1Marker(*var, **kw)
def inserty1marker(self,*var,**kw):
if DEBUG:print("inserty1marker deprecated, use insertY1Marker")
return self.insertY1Marker(*var, **kw)
def insertX1Marker(self,*var,**kw):
if len(var) < 1:
return -1
elif len(var) ==1:
x = var[0]
y = None
else:
x=var[0]
y=var[1]
if 'label' in kw:
label = kw['label']
else:
label = ""
if 'noline' in kw:
noline = kw['noline']
else:
noline = False
if QWTVERSION4:
if not noline:
marker = self.insertLineMarker(label,qwt.QwtPlot.xBottom)
else:
marker = self.insertMarker()
mX = marker
else:
mX = Qwt.QwtPlotMarker()
mX.setLabel(Qwt.QwtText(label))
mX.setLabelAlignment(qt.Qt.AlignRight | qt.Qt.AlignTop)
if not noline:
mX.setLineStyle(Qwt.QwtPlotMarker.VLine)
marker = id(mX)
if marker == 0:
print("Error inserting marker!!!!")
return -1
if y is None:
if QWTVERSION4:
self.setMarkerXPos(marker,x)
else:
mX.setXValue(x)
else:
if QWTVERSION4:
self.setMarkerPos(marker, x,y)
else:
mX.setXValue(x)
mX.setYValue(y)
if marker in self.markersdict.keys():
self.markersdict[marker]['marker'] = mX
else:
self.markersdict[marker]={}
self.markersdict[marker]['marker'] = mX
self.markersdict[marker]['followmouse'] = 0
self.markersdict[marker]['xmarker'] = True
if not QWTVERSION4: mX.attach(self)
return marker
def insertY1Marker(self,*var,**kw):
if len(var) < 1:
return -1
elif len(var) ==1:
y = var[0]
x = None
else:
x=var[0]
y=var[1]
if 'label' in kw:
label = kw['label']
else:
label = ""
if QWTVERSION4:
marker = self.insertLineMarker(label,qwt.QwtPlot.yLeft)
mX = marker
else:
mX = Qwt.QwtPlotMarker()
mX.setLabel(Qwt.QwtText(label))
mX.setLabelAlignment(qt.Qt.AlignRight | qt.Qt.AlignTop)
mX.setLineStyle(Qwt.QwtPlotMarker.HLine)
marker = id(mX)
if marker == 0:
print("Error inserting marker!!!!")
return -1
if x is None:
if QWTVERSION4:
self.setMarkerYPos(marker,y)
else:
mX.setYValue(y)
else:
if QWTVERSION4:
self.setMarkerPos(marker, x,y)
else:
mX.setXValue(x)
mX.setYValue(y)
if marker in self.markersdict.keys():
self.markersdict[marker]['marker'] = mX
else:
self.markersdict[marker]={}
self.markersdict[marker]['marker'] = mX
self.markersdict[marker]['followmouse'] = 0
self.markersdict[marker]['xmarker'] = False
if not QWTVERSION4: mX.attach(self)
return marker
def setx1markerpos(self,marker,x,y=None):
if QWTVERSION4:
if y is None:
self.setMarkerXPos(marker, x)
else:
self.setMarkerPos(marker, x,y)
else:
if marker in self.markersdict.keys():
marker = self.markersdict[marker]['marker']
if y is None:
self.setMarkerXPos(marker, x)
else:
self.setMarkerPos(marker, x,y)
def clearmarkers(self):
if DEBUG:print("Deprecation warning: use clearMarkers instead")
return self.clearMarkers()
def clearMarkers(self):
self.removeMarkers()
self.markersdict = {}
def removeMarker(self,marker):
if marker in self.markersdict.keys():
if QWTVERSION4:
qwt.QwtPlot.removeMarker(self,marker)
del self.markersdict[marker]
else:
self.markersdict[marker]['marker'].detach()
del self.markersdict[marker]
else:
for m in self.markersdict.keys():
if id(self.markersdict[m]) == id(marker):
marker.detach()
del self.markersdict[m]
break
def removemarker(self,marker):
print("Deprecation warning: use removeMarker instead")
return self.removeMarker(marker)
if QTVERSION < '4.0.0':
def printps(self):
printer = qt.QPrinter()
if self._selectedPrintDefaults is not None:
printer.setPageSize(self._selectedPrintDefaults["PageSize"])
printer.setOrientation(self._selectedPrintDefaults["Orientation"])
if printer.setup(self):
self._selectedPrintDefaults = {}
self._selectedPrintDefaults["PageSize"] = printer.pageSize()
self._selectedPrintDefaults["Orientation"] = printer.orientation()
painter = qt.QPainter()
if not(painter.begin(printer)):
return 0
metrics = qt.QPaintDeviceMetrics(printer)
dpiy = metrics.logicalDpiY()
margin = int((2/2.54) * dpiy) #2cm margin
body = qt.QRect(0.5*margin, margin, metrics.width()- 1 * margin, metrics.height() - 2 * margin)
fil = qwt.QwtPlotPrintFilter()
fil.setOptions(fil.PrintAll)
fil.apply(self)
self.printPlot(painter,body)
painter.end()
else:
def printps(self):
printer = qt.QPrinter()
printDialog = qt.QPrintDialog(printer, self)
if printDialog.exec_():
try:
painter = qt.QPainter()
if not(painter.begin(printer)):
return 0
dpiy = printer.logicalDpiY()
margin = int((2/2.54) * dpiy) #2cm margin
body = qt.QRect(0.5*margin,
margin,
printer.width()- 1 * margin,
printer.height() - 2 * margin)
fil = qwt.QwtPlotPrintFilter()
fil.setOptions(fil.PrintAll)
fil.apply(self)
self.print_(painter,body)
finally:
painter.end()
class Qwt5PlotImage(qwt.QwtPlotItem):
def __init__(self, parent, palette=None):
qwt.QwtPlotItem.__init__(self)
self.xyzs = None
self.attach(parent)
self.image = None
if not USE_SPS_LUT:
if palette is None:
self.palette = fuzzypalette()
else:
self.palette = palette
def draw(self, painter, xMap, yMap,lgx1=0,lgy1=0):
"""Paint image to zooming to xMap, yMap
Calculate (x1, y1, x2, y2) so that it contains at least 1 pixel,
and copy the visible region to scale it to the canvas.
"""
# calculate y1, y2
if self.image is None:
return
if lgy1:
if yMap.s1() <= 1:
yMaps1 = 0.0
else:
yMaps1 = pow(10.,yMap.s1())
yMaps2 = pow(10.,yMap.s2())
else:
yMaps2 = yMap.s2()
yMaps1 = yMap.s1()
if DEBUG:
print("working drawImage xMap,yMap",\
xMap.s1(),xMap.s2(), yMaps1,yMaps2)
y1 = y2 = self.image.height()
y1 *= (self.yMap.s2() - yMaps2)
y1 /= (self.yMap.s2() - self.yMap.s1())
y1 = max(0, int(y1-0.5))
y2 *= (self.yMap.s2() - yMaps1)
y2 /= (self.yMap.s2() - self.yMap.s1())
y2 = min(self.image.height(), int(y2+0.5))
# calculate x1, x1
x1 = x2 = self.image.width()
#x1 *= (self.xMap.d2() - xMap.d2())
x1 *= (xMap.s1() - self.xMap.s1())
x1 /= (self.xMap.s2() - self.xMap.s1())
x1 = max(0, int(x1-0.5))
x2 *= (xMap.s2()-self.xMap.s1())
x2 /= (self.xMap.s2() - self.xMap.s1())
x2 = min(self.image.width(), int(x2+0.5))
#print x1,x2,y1,y2
# copy
image = self.image.copy(x1, y1, x2-x1, y2-y1)
# zoom
if QTVERSION < '4.0.0':
image = image.smoothScale(xMap.p2()-xMap.p1()+1, yMap.p1()-yMap.p2()+1)
else:
image = image.scaled(xMap.p2()-xMap.p1()+1, yMap.p1()-yMap.p2()+1)
# draw
painter.drawImage(xMap.p1(), yMap.p2(), image)
def setData(self, xyzs, xScale = None, yScale = None, colormap=None,
xmirror=0, ymirror=1):
self.xyzs = xyzs
shape = xyzs.shape
if colormap is not None:
if len(colormap) < 7:
colormap.append(spslut.LINEAR)
if xScale is None:
xRange = (0, shape[1])
else:
xRange = xScale * 1
if yScale is None:
yRange = (0, shape[0])
else:
yRange = yScale * 1
if self.plot().isX1AxisInverted():
self.xMap = Qwt.QwtScaleMap(0, shape[0], xRange[1], xRange[0])
self.plot().setAxisScale(Qwt.QwtPlot.xBottom, xRange[1], xRange[0])
else:
self.xMap = Qwt.QwtScaleMap(0, shape[0], xRange[0], xRange[1])
self.plot().setAxisScale(Qwt.QwtPlot.xBottom, xRange[0], xRange[1])
if self.plot().isY1AxisInverted():
self.yMap = Qwt.QwtScaleMap(0, shape[1], yRange[1], yRange[0])
self.plot().setAxisScale(Qwt.QwtPlot.yLeft, yRange[1], yRange[0])
else:
self.yMap = Qwt.QwtScaleMap(0, shape[1], yRange[0], yRange[1])
self.plot().setAxisScale(Qwt.QwtPlot.yLeft, yRange[0], yRange[1])
if not USE_SPS_LUT:
#calculated palette
if QWTVERSION4:
self.image = qwt.toQImage(bytescale(self.xyzs)).mirror(xmirror, ymirror)
for i in range(0, 256):
self.image.setColor(i, self.palette[i])
else:
self.image = qwt.toQImage(bytescale(self.xyzs)).mirrored(xmirror, ymirror)
for i in range(0, 256):
self.image.setColor(i, self.palette[i])
else:
if colormap is None:
(image_buffer,size,minmax)= spslut.transform(self.xyzs, (1,0),
(spslut.LINEAR,3.0), "BGRX", spslut.TEMP,
1, (min(ravel(self.xyzs)),max(ravel(self.xyzs))))
else:
(image_buffer,size,minmax)= spslut.transform(self.xyzs, (1,0),
(colormap[6],3.0),
"BGRX", COLORMAPLIST[int(str(colormap[0]))],
colormap[1], (colormap[2],colormap[3]))
if QTVERSION < '4.0.0':
self.image=qt.QImage(image_buffer,size[0], size[1],
32, None,
0, qt.QImage.IgnoreEndian).mirror(xmirror,
ymirror)
else:
self.image = qt.QImage(image_buffer,size[0], size[1],
qt.QImage.Format_RGB32).mirrored(xmirror,
ymirror)
self.image_buffer = image_buffer
def setPixmap(self, pixmap, size = None, xScale = None, yScale = None,
xmirror = 0, ymirror = 1):
#I have to receive an array
selectedTypes = [type("")]
if sys.version > '2.6':
selectedTypes.append(type(eval('b""')))
if type(pixmap) in selectedTypes:
shape = size
else:
shape = size
# shape = pixmap.shape
# if len(shape) == 1:
# shape = (shape[0], 1)
if xScale is None:
xRange = (0, shape[0])
else:
xRange = xScale * 1
if yScale is None:
yRange = (0, shape[1])
else:
yRange = yScale * 1
if self.plot().isX1AxisInverted():
self.xMap = Qwt.QwtScaleMap(0, shape[0], xRange[1], xRange[0])
self.plot().setAxisScale(Qwt.QwtPlot.xBottom, xRange[1], xRange[0])
else:
self.xMap = Qwt.QwtScaleMap(0, shape[0], xRange[0], xRange[1])
self.plot().setAxisScale(Qwt.QwtPlot.xBottom, xRange[0], xRange[1])
if self.plot().isY1AxisInverted():
self.yMap = Qwt.QwtScaleMap(0, shape[1], yRange[1], yRange[0])
self.plot().setAxisScale(Qwt.QwtPlot.yLeft, yRange[1], yRange[0])
else:
self.yMap = Qwt.QwtScaleMap(0, shape[1], yRange[0], yRange[1])
self.plot().setAxisScale(Qwt.QwtPlot.yLeft, yRange[0], yRange[1])
if QTVERSION < '4.0.0':
if type(pixmap) in selectedTypes:
self.image=qt.QImage(pixmap,
size[0],
size[1],
32, None, 0,
qt.QImage.IgnoreEndian).mirror(xmirror,
ymirror)
else:
self.image=qt.QImage(pixmap.tostring(),
size[0],
size[1],
32, None, 0,
qt.QImage.IgnoreEndian).mirror(xmirror,
ymirror)
else:
if type(pixmap) in selectedTypes:
self.image = qt.QImage(pixmap,
size[0],
size[1],
qt.QImage.Format_RGB32).mirrored(xmirror,
ymirror)
else:
self.image = qt.QImage(pixmap.tostring(),
size[0],
size[1],
qt.QImage.Format_RGB32).mirrored(xmirror,
ymirror)
self.image_buffer = pixmap
class QwtPlotImage(qwt.QwtPlotMappedItem):
def __init__(self, parent, palette=None):
qwt.QwtPlotItem.__init__(self, parent)
self.xyzs = None
self.plot = parent
self.image = None
if not USE_SPS_LUT:
if palette is None:
self.palette = fuzzypalette()
else:
self.palette = palette
def drawImage(self, painter, xMap, yMap,lgx1=0,lgy1=0):
"""Paint image to zooming to xMap, yMap
Calculate (x1, y1, x2, y2) so that it contains at least 1 pixel,
and copy the visible region to scale it to the canvas.
"""
if DEBUG:
print("drawImage xMap,yMap",\
xMap.d1(),xMap.d2(), yMap.d1(),yMap.d2())
print("drawImage self.xMap,yMap",self.xMap.d1(),self.xMap.d2(), self.yMap.d1(),self.yMap.d2())
print("drawImage xMap,yMap",\
xMap.i1(),xMap.i2(), yMap.i1(),yMap.i2())
# calculate y1, y2
if self.image is None:
return
if lgy1:
if yMap.d1() <= 1:
yMapd1 = 0.0
else:
yMapd1 = pow(10.,yMap.d1())
yMapd2 = pow(10.,yMap.d2())
else:
yMapd2 = yMap.d2()
yMapd1 = yMap.d1()
if DEBUG:
print("working drawImage xMap,yMap",\
xMap.d1(),xMap.d2(), yMapd1,yMapd2)
y1 = y2 = self.image.height()
y1 *= (self.yMap.d2() - yMapd2)
y1 /= (self.yMap.d2() - self.yMap.d1())
y1 = max(0, int(y1-0.5))
y2 *= (self.yMap.d2() - yMapd1)
y2 /= (self.yMap.d2() - self.yMap.d1())
y2 = min(self.image.height(), int(y2+0.5))
# calculate x1, x1
x1 = x2 = self.image.width()
#x1 *= (self.xMap.d2() - xMap.d2())
x1 *= (xMap.d1() - self.xMap.d1())
x1 /= (self.xMap.d2() - self.xMap.d1())
x1 = max(0, int(x1-0.5))
x2 *= (xMap.d2()-self.xMap.d1())
x2 /= (self.xMap.d2() - self.xMap.d1())
x2 = min(self.image.width(), int(x2+0.5))
#print x1,x2,y1,y2
# copy
image = self.image.copy(x1, y1, x2-x1, y2-y1)
# zoom
#print "zoom = ",xMap.i2()-xMap.i1()+1, yMap.i1()-yMap.i2()+1
image = image.smoothScale(xMap.i2()-xMap.i1()+1, yMap.i1()-yMap.i2()+1)
# draw
painter.drawImage(xMap.i1(), yMap.i2(), image)
def setData(self, xyzs, xScale = None, yScale = None, colormap=None,
xmirror=0, ymirror=1):
self.xyzs = xyzs
shape = xyzs.shape
if colormap is not None:
if len(colormap) < 7:
colormap.append(spslut.LINEAR)
if xScale is not None:
self.xMap = qwt.QwtDiMap(0, shape[0], xScale[0], xScale[1])
self.plot.setAxisScale(qwt.QwtPlot.xBottom, *xScale)
else:
self.xMap = qwt.QwtDiMap(0, shape[0], 0, shape[0])
if yScale is not None:
self.yMap = qwt.QwtDiMap(0, shape[1], yScale[0], yScale[1])
self.plot.setAxisScale(qwt.QwtPlot.yLeft, *yScale)
else:
self.yMap = qwt.QwtDiMap(0, shape[1], 0, shape[1])
if not USE_SPS_LUT:
#calculated palette
self.image = qwt.toQImage(bytescale(self.xyzs)).mirror(xmirror, ymirror)
for i in range(0, 255):
self.image.setColor(i, self.palette[i])
else:
if colormap is None:
(self.image_buffer,size,minmax)= spslut.transform(self.xyzs, (1,0),
(spslut.LINEAR,3.0), "BGRX", spslut.TEMP,
1, (min(ravel(self.xyzs)),max(ravel(self.xyzs))))
else:
(self.image_buffer,size,minmax)= spslut.transform(self.xyzs, (1,0),
(colormap[6],3.0), "BGRX", COLORMAPLIST[colormap[0]],
colormap[1], (colormap[2],colormap[3]))
self.image=qt.QImage(self.image_buffer,size[0], size[1],32, None, 0,
qt.QImage.IgnoreEndian).mirror(xmirror,ymirror)
def setPixmap(self, pixmap, size = None, xScale = None, yScale = None,
xmirror = 0, ymirror=1):
#I have to receive an array
selectedTypes = [type("")]
if sys.version > '2.6':
selectedTypes.append(type(eval('b""')))
if type(pixmap) in selectedTypes:
shape = size
else:
shape = size
# shape = pixmap.shape
# if len(shape) == 1:
# shape = (shape[0], 1)
if xScale is None:
xRange = (0, shape[0])
else:
xRange = xScale * 1
if yScale is None:
yRange = (0, shape[1])
else:
yRange = yScale * 1
self.xMap = Qwt.QwtScaleMap(0, shape[0], *xRange)
self.plot().setAxisScale(Qwt.QwtPlot.xBottom, *xRange)
self.yMap = Qwt.QwtScaleMap(0, shape[1], *yRange)
self.plot().setAxisScale(Qwt.QwtPlot.yLeft, *yRange)
if type(pixmap) in selectedTypes:
self.image=qt.QImage(pixmap,
size[0],
size[1],
32, None, 0,
qt.QImage.IgnoreEndian).mirror(xmirror,ymirror)
else:
self.image=qt.QImage(pixmap.tostring(),
size[0],
size[1],
32, None, 0,
qt.QImage.IgnoreEndian).mirror(xmirror,ymirror)
if qwt.QWT_VERSION_STR[0] > '4':
class MyPicker(Qwt.QwtPicker):
def __init__(self, parent):
self._keyPressed = None
self.__mouseToBeMoved = True
Qwt.QwtPicker.__init__(self, parent)
def widgetMousePressEvent(self, event):
if DEBUG:
print ("mouse press")
if QTVERSION < '4.0.0':
self.emit(qt.PYSIGNAL("MousePressed(const QMouseEvent&)"),
(event,))
else:
self.emit(qt.SIGNAL("MousePressed(const QMouseEvent&)"), event)
Qwt.QwtPicker.widgetMousePressEvent(self, event)
def widgetMouseReleaseEvent(self, event):
if DEBUG:
print ("mouse release")
if QTVERSION < '4.0.0':
self.emit(qt.PYSIGNAL("MouseReleased(const QMouseEvent&)"),
(event,))
else:
self.emit(qt.SIGNAL("MouseReleased(const QMouseEvent&)"), event)
Qwt.QwtPicker.widgetMouseReleaseEvent(self, event)
def widgetMouseDoubleClickEvent(self, event):
if DEBUG:
print ("mouse doubleclick")
if QTVERSION < '4.0.0':
self.emit(qt.PYSIGNAL("MouseDoubleClicked(const QMouseEvent&)"),
(event,))
else:
self.emit(qt.SIGNAL("MouseDoubleClicked(const QMouseEvent&)"), event)
Qwt.QwtPicker.widgetMouseDoubleClickEvent(self, event)
def widgetMouseMoveEvent(self, event):
if DEBUG:
print ("mouse move")
self.__mouseToBeMoved = False
if QTVERSION < '4.0.0':
self.emit(qt.PYSIGNAL("MouseMoved(const QMouseEvent&)"), (event,))
else:
self.emit(qt.SIGNAL("MouseMoved(const QMouseEvent&)"), event)
Qwt.QwtPicker.widgetMouseMoveEvent(self, event)
def widgetKeyPressEvent(self, event):
if DEBUG:
print ("Key Pressed")
self._keyPressed = event.key()
if self._keyPressed in [qt.Qt.Key_Left,
qt.Qt.Key_Right,
qt.Qt.Key_Up,
qt.Qt.Key_Down]:
self.__mouseToBeMoved = True
Qwt.QwtPicker.widgetKeyPressEvent(self, event)
def widgetKeyReleaseEvent(self, event):
if DEBUG:
print ("Key Released")
if self.__mouseToBeMoved:
if self._keyPressed in [qt.Qt.Key_Left,
qt.Qt.Key_Right,
qt.Qt.Key_Up,
qt.Qt.Key_Down]:
ddict = {}
ddict['event'] = 'PanningSignal'
if self._keyPressed == qt.Qt.Key_Left:
ddict['direction'] = 'left'
elif self._keyPressed == qt.Qt.Key_Right:
ddict['direction'] = 'right'
elif self._keyPressed == qt.Qt.Key_Up:
ddict['direction'] = 'up'
elif self._keyPressed == qt.Qt.Key_Down:
ddict['direction'] = 'down'
if QTVERSION < '4.0.0':
self.emit(qt.PYSIGNAL("PanningSignal"), (ddict,))
else:
self.emit(qt.SIGNAL("PanningSignal"), ddict)
self._keyPressed = None
self.__mouseToBeMoved = False
Qwt.QwtPicker.widgetKeyReleaseEvent(self, event)
class MyQwtPlotCurve(Qwt.QwtPlotCurve):
def __init__(self, key):
Qwt.QwtPlotCurve.__init__(self, key)
#These two methods to be overloaded to use ANY widget as legend item.
#Default implementation is a QwtLegendItem
def legendItem(self):
if DEBUG:print("in legend item")
#return Qwt.QwtPlotCurve.legendItem(self)
return MyQwtLegendItem(self.plot().legend())
def updateLegend(self, legend):
if DEBUG:print("in update legend!")
return Qwt.QwtPlotCurve.updateLegend(self, legend)
class MyQwtLegendItem(Qwt.QwtLegendItem):
def __init__(self, *var):
Qwt.QwtLegendItem.__init__(self, *var)
self.legendMenu = None
def mousePressEvent(self, event):
if DEBUG:print("MyQwtLegendItem mouse pressed")
if event.button() == qt.Qt.LeftButton:
text = "leftMousePressed"
elif event.button() == qt.Qt.RightButton:
text = "rightMousePressed"
else:
text = "centralMousePressed"
self.__emitSignal(text)
def mouseReleaseEvent(self, event):
if DEBUG:print("MyQwtLegendItem mouse released")
if event.button() == qt.Qt.LeftButton:
text = "leftMouseReleased"
elif event.button() == qt.Qt.RightButton:
text = "rightMouseReleased"
else:
text = "centralMouseReleased"
self.__emitSignal(text)
def __emitSignal(self, eventText):
ddict = {}
ddict['legend'] = str(self.text().text())
ddict['event'] = eventText
if QTVERSION < '4.0.0':
self.emit(qt.PYSIGNAL("MyQwtLegendItemSignal"), (ddict,))
else:
self.emit(qt.SIGNAL("MyQwtLegendItemSignal"), ddict)
if QWTVERSION4:
class BlissCurve(qwt.QwtPlotCurve):
def __init__(self,parent=None,name="",regions=[[0,-1]],baseline=[]):
qwt.QwtPlotCurve.__init__(self,parent,name)
self.regions = regions
self.setStyle(qwt.QwtCurve.Sticks)
self.baselinedata = baseline
#self.setOptions(qwt.QwtCurve.Xfy)
def draw(self,painter,xMap,yMap,a,b):
for region in self.regions:
if len(self.baselinedata):
for i in range(int(region[0]),int(region[1])):
#get the point
self.setBaseline(self.baselinedata[i])
qwt.QwtCurve.draw(self,painter,xMap,yMap,i,i)
else:
qwt.QwtCurve.draw(self,painter,xMap,yMap,region[0],region[1])
def setregions(self,regions):
self.regions = regions
def setbaseline(self,baseline):
self.baselinedata = baseline
else:
class BlissCurve(MyQwtPlotCurve):
def __init__(self,name="",regions=[[0,-1]],baseline=[]):
MyQwtPlotCurve.__init__(self,name)
self.regions = regions
self.setStyle(qwt.QwtCurve.Sticks)
self.baselinedata = baseline
#self.setOptions(qwt.QwtCurve.Xfy)
def drawFromTo(self,painter,xMap,yMap,a,b):
for region in self.regions:
if len(self.baselinedata):
for i in range(int(region[0]),int(region[1])):
#get the point
self.setBaseline(self.baselinedata[i])
MyQwtPlotCurve.drawFromTo(self,painter,xMap,yMap,i,i)
else:
MyQwtPlotCurve.drawFromTo(self,painter,xMap,yMap,region[0],region[1])
def setregions(self,regions):
self.regions = regions
def setbaseline(self,baseline):
self.baselinedata = baseline
class TimeScaleDraw(qwt.QwtScaleDraw):
def label(self, value):
if int(value) - value == 0:
value = abs(int(value))
h = value / 3600
m = (value % 3600) / 60
s = value - 3600*h - 60*m
if h == 0 and m == 0:
r='%ds' % s
if QWTVERSION4:
return r
else:
return qwt.QwtText(r)
else:
if h == 0:
r='%dm%02ds' % (m, s)
if QWTVERSION4:
return r
else:
return qwt.QwtText(r)
else:
r = '%dh%02dm%02ds' % (h, m, s)
if QWTVERSION4:
return r
else:
return qwt.QwtText(r)
else:
if QWTVERSION4:
return ''
else:
return qwt.QwtText('')
def make0():
demo = QtBlissGraphContainer(uselegendmenu=1)
demo.resize(500, 300)
# set axis titles
demo.graph.setAxisTitle(qwt.QwtPlot.xBottom, 'x -->')
demo.graph.setAxisTitle(qwt.QwtPlot.yLeft, 'y -->')
demo.graph.uselegendmenu = 1
# insert a few curves
cSin={}
cCos={}
nplots=10
for i in range(nplots):
# calculate 3 NumPy arrays
x = arange(0.0, 10.0, 0.1)
y = 10*sin(x+(i/10.0) * 3.14)
z = cos(x+(i/10.0) * 3.14)
#build a key
a="%d" % i
#plot the data
cSin[a] = demo.graph.newcurve('y = sin(x)'+a,x=x,y=y)
cCos[a] = demo.graph.newcurve('y = cos(x)'+a,x=x,y=z)
# insert a horizontal marker at y = 0
mY = demo.graph.inserty1marker(0.0, 0.0, 'y = 0')
demo.graph.setmarkerfollowmouse(mY,True)
# insert a vertical marker at x = 2 pi
mX = demo.graph.insertx1marker(2*pi, 0.0, label='x = 2 pi')
demo.graph.setmarkerfollowmouse(mX,True)
demo.graph.enablemarkermode()
demo.graph.canvas().setMouseTracking(True)
# replot
#print dir(demo.graph)
#print dir(demo.graph.curve)
#print dir(demo.graph.curve(demo.graph.curves['y = sin(x)0']['curve']))
#print dir(demo.graph.legend())
#print demo.graph.curve(cSin[a]).dataSize()
#first = 0
#last = 0
#length,first,last = demo.graph.curve(cSin[a]).verifyRange(first,last)
#print length,first,last
#how to retrieve the data
#print demo.graph.curve(cSin[a]).x
if 0:
for i in range(demo.graph.curve(1).dataSize()):
print(demo.graph.curve(1).x(i))
demo.graph.replot()
idata = arange(10000.)
idata.shape = [100,100]
demo.graph.imagePlot(idata)
demo.graph.replot()
demo.graph.setactivecurve('y = sin(x)3')
print(demo.graph.getactivecurve())
#demo.graph.show()
demo.show()
return demo
def main(args):
app = qt.QApplication(args)
if qt.qVersion() < '4.0.0':
demo = make0()
def myslot(ddict):
if ddict['event'] == "RemoveCurveEvent":
#self.removeCurve
demo.graph.delcurve(ddict['legend'])
demo.graph.replot()
qt.QObject.connect(demo.graph,qt.PYSIGNAL('QtBlissGraphSignal'), myslot)
app.setMainWidget(demo)
app.exec_loop()
else:
demo = make0()
demo.resize(500, 300)
# set axis titles
def myslot(ddict):
if ddict['event'] == "RemoveCurveEvent":
#self.removeCurve
demo.graph.delcurve(ddict['legend'])
demo.graph.replot()
demo.graph.disablemarkermode()
demo.graph.setPickerSelectionModeOn("LINE")
demo.graph.setTitle("Line drawing mode is On")
if ddict['event'] == "PolygonSelected":
demo.graph.setTitle("Marker mode is On")
demo.graph.enablemarkermode()
demo.graph.setPickerSelectionModeOff()
print(ddict)
#rescaler = Qwt.QwtPlotRescaler(demo.graph.canvas())
#rescaler.setEnabled(True)
demo.show()
qt.QObject.connect(demo.graph,qt.SIGNAL('QtBlissGraphSignal'), myslot)
qt.QObject.connect(demo.graph,qt.SIGNAL('PolygonSignal'), myslot)
sys.exit(app.exec_())
# Admire
if __name__ == '__main__':
main(sys.argv)
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