def __init__(self, *args): Qt.QFrame.__init__(self, *args) self.frequencySlider = Qwt.QwtSlider(self, Qt.Qt.Horizontal, Qwt.QwtSlider.TopScale) self.frequencySlider.setScaleMaxMinor(5) self.frequencySlider.setScaleMaxMajor(12) self.frequencySlider.setThumbLength(80) self.frequencySlider.setBorderWidth(1) self.frequencySlider.setRange(87.5, 108, 0.01, 10) self.tuningThermo = TuningThermo(self) self.frequencyWheel = Qwt.QwtWheel(self) self.frequencyWheel.setMass(0.5) self.frequencyWheel.setRange(87.5, 108, 0.01) self.frequencyWheel.setTotalAngle(3600.0) self.connect(self.frequencyWheel, Qt.SIGNAL("valueChanged(double)"), self.adjustFreq) self.connect(self.frequencySlider, Qt.SIGNAL("valueChanged(double)"), self.adjustFreq) mainLayout = Qt.QVBoxLayout(self) mainLayout.setMargin(10) mainLayout.setSpacing(5) mainLayout.addWidget(self.frequencySlider) hLayout = Qt.QHBoxLayout() hLayout.setMargin(0) hLayout.addWidget(self.tuningThermo, 0) hLayout.addStretch(5) hLayout.addWidget(self.frequencyWheel, 2) mainLayout.addLayout(hLayout)
def __init__(self, parent=None, orientation=qt.Qt.Horizontal): qt.QWidget.__init__(self, parent) self.mainLayout = qt.QHBoxLayout(self) self.mainLayout.setMargin(0) self.wheel = Qwt5.QwtWheel(self) self.wheel.setOrientation(orientation) self.lineEdit = qt.QLineEdit(self) self.lineEdit.setText("") self.lineEdit.setReadOnly(True) self.mainLayout.addWidget(self.wheel) self.mainLayout.addWidget(self.lineEdit)
def __init__(self, parent=None, orientation=qt.Qt.Horizontal): qt.QWidget.__init__(self, parent) if orientation == qt.Qt.Horizontal: self.mainLayout = qt.QHBoxLayout(self) self.spacer = HorizontalSpacer(self) else: orientation = qt.Qt.Vertical self.mainLayout = qt.QVBoxLayout(self) self.spacer = VerticalSpacer(self) self.mainLayout.setMargin(0) self.wheel = Qwt5.QwtWheel(self) self.wheel.setOrientation(orientation) if orientation == qt.Qt.Horizontal: self.mainLayout.addWidget(self.wheel) self.mainLayout.addWidget(self.spacer) else: self.mainLayout.addWidget(self.spacer) self.mainLayout.addWidget(self.wheel)
def __init__(self, *args): Qwt.QwtPlot.__init__(self, *args) self.setTitle("Interactive Plot") self.setCanvasColor(Qt.Qt.darkCyan) grid = Qwt.QwtPlotGrid() grid.attach(self) grid.setMajPen(Qt.QPen(Qt.Qt.white, 0, Qt.Qt.DotLine)) self.setAxisScale(Qwt.QwtPlot.xBottom, 0.0, 100.0) self.setAxisScale(Qwt.QwtPlot.yLeft, 0.0, 100.0) # Avoid jumping when label with 3 digits # appear/disappear when scrolling vertically scaleDraw = self.axisScaleDraw(Qwt.QwtPlot.yLeft) scaleDraw.setMinimumExtent( scaleDraw.extent(Qt.QPen(), self.axisWidget(Qwt.QwtPlot.yLeft).font())) self.plotLayout().setAlignCanvasToScales(True) self.__insertCurve(Qt.Qt.Vertical, Qt.Qt.blue, 30.0) self.__insertCurve(Qt.Qt.Vertical, Qt.Qt.magenta, 70.0) self.__insertCurve(Qt.Qt.Horizontal, Qt.Qt.yellow, 30.0) self.__insertCurve(Qt.Qt.Horizontal, Qt.Qt.white, 70.0) self.replot() scaleWidget = self.axisWidget(Qwt.QwtPlot.yLeft) scaleWidget.setMargin(10) self.__colorBar = ColorBar(Qt.Qt.Vertical, scaleWidget) self.__colorBar.setRange(Qt.QColor(Qt.Qt.red), Qt.QColor(Qt.Qt.darkBlue)) self.__colorBar.setFocusPolicy(Qt.Qt.TabFocus) self.connect(self.__colorBar, Qt.SIGNAL('colorSelected'), self.setCanvasColor) # we need the resize events, to lay out the color bar scaleWidget.installEventFilter(self) self.__wheel = Qwt.QwtWheel(self.canvas()) self.__wheel.setOrientation(Qt.Qt.Vertical) self.__wheel.setRange(-100, 100) self.__wheel.setValue(0.0) self.__wheel.setMass(0.2) self.__wheel.setTotalAngle(4 * 360.0) self.connect(self.__wheel, Qt.SIGNAL('valueChanged(double)'), self.scrollLeftAxis) # we need the resize events, to lay out the wheel self.canvas().installEventFilter(self) scaleWidget.setWhatsThis( 'Selecting a value at the scale will insert a new curve.') self.__colorBar.setWhatsThis( 'Selecting a color will change the background of the plot.') self.__wheel.setWhatsThis( 'With the wheel you can move the visible area.') self.axisWidget(Qwt.QwtPlot.xBottom).setWhatsThis( 'Selecting a value at the scale will insert a new curve.')