def createCompass(self, pos):
palette0 = QPalette()
for c in range(QPalette.NColorRoles):
colorRole = QPalette.ColorRole(c)
palette0.setColor(colorRole, QColor())
#palette0.setColor( QPalette.Base, palette().color( QPalette.backgroundRole() ).light( 120 ) )
palette0.setColor(QPalette.WindowText, palette0.color(QPalette.Base))
compass = Qwt.QwtCompass(self)
compass.setLineWidth(4)
compass.setFrameShadow(Qwt.QwtCompass.Sunken)
# pos <= 2 ? QwtCompass.Sunken : QwtCompass.Raised )
if pos == 0:
#A compass with a rose and no needle. Scale and rose are rotating.
compass.setMode(Qwt.QwtCompass.RotateScale)
rose = Qwt.QwtSimpleCompassRose(16, 2)
rose.setWidth(0.15)
compass.setRose(rose)
elif pos == 1:
#A windrose, with a scale indicating the main directions only
map = {}
map[0.0] = "N"
map[90.0] = "E"
map[180.0] = "S"
map[270.0] = "W"
compass.setScaleDraw(Qwt.QwtCompassScaleDraw(map))
rose = Qwt.QwtSimpleCompassRose(4, 1)
compass.setRose(rose)
compass.setNeedle(
Qwt.QwtCompassWindArrow(Qwt.QwtCompassWindArrow.Style2))
compass.setValue(60.0)
elif pos == 2:
#A compass with a rotating needle in darkBlue. Shows
#a ticks for each degree.
palette0.setColor(QPalette.Base, Qt.darkBlue)
palette0.setColor(QPalette.WindowText,
QColor(Qt.darkBlue)) #.dark( 120 ) )
palette0.setColor(QPalette.Text, Qt.white)
scaleDraw = Qwt.QwtCompassScaleDraw()
scaleDraw.enableComponent(Qwt.QwtAbstractScaleDraw.Ticks, True)
scaleDraw.enableComponent(Qwt.QwtAbstractScaleDraw.Labels, True)
scaleDraw.enableComponent(Qwt.QwtAbstractScaleDraw.Backbone, False)
scaleDraw.setTickLength(Qwt.QwtScaleDiv.MinorTick, 1)
scaleDraw.setTickLength(Qwt.QwtScaleDiv.MediumTick, 1)
scaleDraw.setTickLength(Qwt.QwtScaleDiv.MajorTick, 3)
compass.setScaleDraw(scaleDraw)
compass.setScaleMaxMajor(36)
compass.setScaleMaxMinor(5)
compass.setNeedle(
Qwt.QwtCompassMagnetNeedle(
Qwt.QwtCompassMagnetNeedle.ThinStyle))
compass.setValue(220.0)
elif pos == 3:
#A compass without a frame, showing numbers as tick labels.
#The origin is at 220.0
palette0.setColor(QPalette.Base,
self.palette().color(self.backgroundRole()))
palette0.setColor(QPalette.WindowText, Qt.blue)
compass.setLineWidth(0)
map = {}
for d in range(0, 360, 60):
map[d] = "%.0f" % (d * 1.0)
scaleDraw = Qwt.QwtCompassScaleDraw(map)
scaleDraw.enableComponent(Qwt.QwtAbstractScaleDraw.Ticks, True)
scaleDraw.enableComponent(Qwt.QwtAbstractScaleDraw.Labels, True)
scaleDraw.enableComponent(Qwt.QwtAbstractScaleDraw.Backbone, True)
scaleDraw.setTickLength(Qwt.QwtScaleDiv.MinorTick, 0)
scaleDraw.setTickLength(Qwt.QwtScaleDiv.MediumTick, 0)
scaleDraw.setTickLength(Qwt.QwtScaleDiv.MajorTick, 3)
compass.setScaleDraw(scaleDraw)
compass.setScaleMaxMajor(36)
compass.setScaleMaxMinor(5)
compass.setNeedle(
Qwt.QwtDialSimpleNeedle(Qwt.QwtDialSimpleNeedle.Ray, True,
Qt.white))
compass.setOrigin(220.0)
compass.setValue(20.0)
elif pos == 4:
#A compass showing another needle
scaleDraw = Qwt.QwtCompassScaleDraw()
scaleDraw.enableComponent(Qwt.QwtAbstractScaleDraw.Ticks, True)
scaleDraw.enableComponent(Qwt.QwtAbstractScaleDraw.Labels, True)
scaleDraw.enableComponent(Qwt.QwtAbstractScaleDraw.Backbone, False)
scaleDraw.setTickLength(Qwt.QwtScaleDiv.MinorTick, 0)
scaleDraw.setTickLength(Qwt.QwtScaleDiv.MediumTick, 0)
scaleDraw.setTickLength(Qwt.QwtScaleDiv.MajorTick, 3)
compass.setScaleDraw(scaleDraw)
compass.setNeedle(
Qwt.QwtCompassMagnetNeedle(
Qwt.QwtCompassMagnetNeedle.TriangleStyle, Qt.white,
Qt.red))
compass.setValue(220.0)
elif pos == 5:
#A compass with a yellow on black ray
palette0.setColor(QPalette.WindowText, Qt.black)
compass.setNeedle(
Qwt.QwtDialSimpleNeedle(Qwt.QwtDialSimpleNeedle.Ray, False,
Qt.yellow))
compass.setValue(315.0)
newPalette = compass.palette()
for c in range(QPalette.NColorRoles):
colorRole = QPalette.ColorRole(c)
if (palette0.color(colorRole).isValid()):
newPalette.setColor(colorRole, palette0.color(colorRole))
for i in range(QPalette.NColorGroups):
colorGroup = QPalette.ColorGroup(i)
light = newPalette.color(colorGroup, QPalette.Base) #.light( 170 )
dark = newPalette.color(colorGroup, QPalette.Base) #.dark( 170 )
#mid = compass.frameShadow() == QwtDial.Raised
# ? newPalette.color( colorGroup, QPalette.Base ).dark( 110 )
# : newPalette.color( colorGroup, QPalette.Base ).light( 110 )
mid = newPalette.color(colorGroup, QPalette.Base) #.dark( 110 )
newPalette.setColor(colorGroup, QPalette.Dark, dark)
newPalette.setColor(colorGroup, QPalette.Mid, mid)
newPalette.setColor(colorGroup, QPalette.Light, light)
compass.setPalette(newPalette)
return compass
def __init__(self):
super(MyApp, self).__init__()
# Set up the user interface from Designer.
self.ui = Ui_mainWindow()
self.ui.setupUi(self)
# ======= LOCAL WIDGET MODIFICATIONS ===============================================================
spdMeter = self.ui.SpeedDial
spdLCD = self.ui.SpeedLCD
spdWheel = self.ui.SpeedWheel
thermo = self.ui.Thermo
thermSlide = self.ui.ThermoSlider
compass = self.ui.Compass
counter = self.ui.Counter
global clk
clk = self.ui.AnalogClock
# SPEEDOMETER SETUP
palette2 = QPalette()
palette2.setColor(QPalette.Base, Qt.black)
palette2.setColor(QPalette.WindowText, QColor(Qt.darkBlue))
palette2.setColor(QPalette.Text, Qt.yellow)
palette2.setColor(QPalette.Dark, Qt.darkGray) # Bezel ring color 1
palette2.setColor(QPalette.Light, Qt.lightGray) # Bezel Ring Color 2
spdMeter.setPalette(palette2)
needle = Qwt.QwtDialSimpleNeedle(Qwt.QwtDialSimpleNeedle.Arrow, True, Qt.red, QtGui.QColor(Qt.gray))
spdMeter.setNeedle(needle)
# THERMO SETUP
colorMap = Qwt.QwtLinearColorMap()
colorMap.setColorInterval(Qt.blue, Qt.red)
thermo.setColorMap(colorMap)
# COMPASS SETUP
palette0 = QPalette()
palette0.setColor(QPalette.Base, Qt.darkBlue)
palette0.setColor(QPalette.WindowText, QColor(Qt.darkBlue))
palette0.setColor(QPalette.Text, Qt.yellow)
palette0.setColor(QPalette.Dark, Qt.darkGray) # Bezel ring color 1
palette0.setColor(QPalette.Light, Qt.lightGray) # Bezel Ring Color 2
compass.setPalette(palette0)
# Tick marks for each degree
CompSclDrw = Qwt.QwtCompassScaleDraw()
CompSclDrw.enableComponent(Qwt.QwtAbstractScaleDraw.Ticks, True)
CompSclDrw.enableComponent(Qwt.QwtAbstractScaleDraw.Labels, True)
CompSclDrw.enableComponent(Qwt.QwtAbstractScaleDraw.Backbone, False)
CompSclDrw.setTickLength(Qwt.QwtScaleDiv.MinorTick, 0)
CompSclDrw.setTickLength(Qwt.QwtScaleDiv.MediumTick, 0)
CompSclDrw.setTickLength(Qwt.QwtScaleDiv.MajorTick, 5)
compass.setScaleDraw(CompSclDrw)
compass.setNeedle(Qwt.QwtCompassMagnetNeedle(Qwt.QwtCompassMagnetNeedle.ThinStyle, Qt.darkBlue, Qt.red))
# ANALOG CLOCK SETUP
palette1 = QPalette()
palette1.setColor(QPalette.Base, Qt.black) # Clock number ring background
palette1.setColor(QPalette.Text, Qt.yellow) # Clock numbers color
palette1.setColor(QPalette.Foreground, Qt.darkBlue) # Inner Ring Color
palette1.setColor(QPalette.Dark, Qt.darkGray) # Bezel ring color 1
palette1.setColor(QPalette.Light, Qt.lightGray) # Bezel Ring Color 2
clk.setPalette(palette1)
# Disable minor ticks
ClkSclDrw = Qwt.QwtRoundScaleDraw()
ClkSclDrw.setTickLength(Qwt.QwtScaleDiv.MinorTick, 0)
# Set color of clock hands
knobColor = QColor(Qt.gray)
for i in range(clk.NHands):
handColor = QColor(Qt.gray)
width = 8
if i == clk.SecondHand:
handColor = Qt.red
knobColor = QColor(Qt.darkRed)
width = 5
hand = Qwt.QwtDialSimpleNeedle(Qwt.QwtDialSimpleNeedle.Arrow, True, handColor, knobColor)
hand.setWidth(width)
clk.setHand(clk.Hand(i), hand)
# ======= WIDGET CONNECTIONS =======================================================================
spdMeter.setValue(self.ui.SpeedWheel.value())
spdWheel.valueChanged['double'].connect(spdMeter.setValue)
spdWheel.valueChanged['double'].connect(spdLCD.display)
thermSlide.valueChanged['double'].connect(thermo.setValue)
counter.valueChanged['double'].connect(compass.setValue)
# ======= SINE WAVE PLOT SETUP ====================================================================
global ampKnob, frqKnob, maxPts, n, angle, xData, yData, curve, plot, deg
ampKnob = self.ui.AmpKnob # Amplitude knob object
frqKnob = self.ui.FreqKnob # Frequency knob object
maxPts = 250 # X axis range for plots
xData = np.zeros(1, dtype=np.uint16) # Buffer for x data
yData = np.zeros(1, dtype=np.float32) # Buffer for y Data
n = 0 # loop counter and base for frequency steps
angle = 0 # Rotation angle along X axis for plots
deg = u'\N{DEGREE SIGN}'
plot = self.ui.qwtPlot # Plot object
# plot.setTitle("SINE WAVE PLOT")
# plot.insertLegend(Qwt.QwtLegend())
plot.setCanvasBackground(Qt.black)
plot.setAxisScale(2, 0, maxPts, 50) # X bottom axis
plot.setAxisMaxMinor(2, 5)
plot.setAxisScale(0, -10, 10, 2) # Y Left Axis
plot.setAxisMaxMinor(0, 2)
grid = Qwt.QwtPlotGrid()
grid.setPen(Qt.darkGray, 0, Qt.DotLine)
grid.attach(plot)
curve = Qwt.QwtPlotCurve()
# curve.setTitle("Some Points")
curve.attach(plot)
curve.setPen(Qt.yellow, 2)
curve.setRenderHint(Qwt.QwtPlotItem.RenderAntialiased, True)
# Start the loop function
update()