class Compass(QWidget):
def __init__(self, parent):
super().__init__(parent)
self.uas = None
svgRenderer = QSvgRenderer('res/compass.svg')
self.compass = QGraphicsSvgItem()
self.compass.setSharedRenderer(svgRenderer)
self.compass.setCacheMode(QGraphicsItem.NoCache)
self.compass.setElementId('needle')
center = self.compass.boundingRect().center()
self.compass.setTransformOriginPoint(center.x(), center.y())
bkgnd = QGraphicsSvgItem()
bkgnd.setSharedRenderer(svgRenderer)
bkgnd.setCacheMode(QGraphicsItem.NoCache)
bkgnd.setElementId('background')
self.compass.setPos(
bkgnd.boundingRect().width() / 2 -
self.compass.boundingRect().width() / 2,
bkgnd.boundingRect().height() / 2 -
self.compass.boundingRect().height() / 2)
self.compass.setTransformOriginPoint(
self.compass.boundingRect().width() / 2,
self.compass.boundingRect().height() / 2)
fregnd = QGraphicsSvgItem()
fregnd.setSharedRenderer(svgRenderer)
fregnd.setCacheMode(QGraphicsItem.NoCache)
fregnd.setElementId('foreground')
scene = QGraphicsScene()
scene.addItem(bkgnd)
scene.addItem(self.compass)
scene.addItem(fregnd)
scene.setSceneRect(bkgnd.boundingRect())
view = QGraphicsView(scene)
view.setVerticalScrollBarPolicy(Qt.ScrollBarAlwaysOff)
view.setHorizontalScrollBarPolicy(Qt.ScrollBarAlwaysOff)
layout = QVBoxLayout()
layout.addWidget(view)
super().setLayout(layout)
def setHeading(self, hdr):
if math.isnan(hdr) == False:
hdr *= 180.0 / math.pi
self.compass.setRotation(360.0 - hdr)
def updateAttitude(self, sourceUAS, timestamp, roll, pitch, yaw):
unused(sourceUAS, timestamp, roll, pitch)
self.setHeading(yaw)
def setActiveUAS(self, uas):
uas.updateAttitudeSignal.connect(self.updateAttitude)
self.uas = uas
def __init__(self, parent):
super().__init__(parent)
self.uas = None
svgRenderer = QSvgRenderer('res/barometer.svg')
bkgnd = QGraphicsSvgItem()
bkgnd.setSharedRenderer(svgRenderer)
bkgnd.setCacheMode(QGraphicsItem.NoCache)
bkgnd.setElementId('background')
scene = QGraphicsScene()
scene.addItem(bkgnd)
scene.setSceneRect(bkgnd.boundingRect())
self.needle = QGraphicsSvgItem()
self.needle.setSharedRenderer(svgRenderer)
self.needle.setCacheMode(QGraphicsItem.NoCache)
self.needle.setElementId('needle')
self.needle.setParentItem(bkgnd)
self.needle.setPos(
bkgnd.boundingRect().width() / 2 -
self.needle.boundingRect().width() / 2,
bkgnd.boundingRect().height() / 2 -
self.needle.boundingRect().height() / 2)
self.needle.setTransformOriginPoint(
self.needle.boundingRect().width() / 2,
self.needle.boundingRect().height() / 2)
# textElement = svgRenderer.boundsOnElement('needle-text')
self.digitalBaro = QGraphicsTextItem()
self.digitalBaro.setDefaultTextColor(QColor(255, 255, 255))
self.digitalBaro.document().setDefaultTextOption(
QTextOption(Qt.AlignCenter))
self.digitalBaro.setFont(QFont('monospace', 13, 60))
self.digitalBaro.setParentItem(bkgnd)
txm = QTransform()
txm.translate(
bkgnd.boundingRect().center().x(),
bkgnd.boundingRect().height() -
1.5 * self.digitalBaro.document().size().height())
self.digitalBaro.setTransform(txm, False)
view = QGraphicsView(scene)
view.setVerticalScrollBarPolicy(Qt.ScrollBarAlwaysOff)
view.setHorizontalScrollBarPolicy(Qt.ScrollBarAlwaysOff)
layout = QVBoxLayout()
layout.addWidget(view)
self.setLayout(layout)
self.setBarometer(1000)
def __init__(self, parent):
super().__init__(parent)
self.uas = None
svgRenderer = QSvgRenderer('res/compass.svg')
self.compass = QGraphicsSvgItem()
self.compass.setSharedRenderer(svgRenderer)
self.compass.setCacheMode(QGraphicsItem.NoCache)
self.compass.setElementId('needle')
center = self.compass.boundingRect().center()
self.compass.setTransformOriginPoint(center.x(), center.y())
bkgnd = QGraphicsSvgItem()
bkgnd.setSharedRenderer(svgRenderer)
bkgnd.setCacheMode(QGraphicsItem.NoCache)
bkgnd.setElementId('background')
self.compass.setPos(
bkgnd.boundingRect().width() / 2 -
self.compass.boundingRect().width() / 2,
bkgnd.boundingRect().height() / 2 -
self.compass.boundingRect().height() / 2)
self.compass.setTransformOriginPoint(
self.compass.boundingRect().width() / 2,
self.compass.boundingRect().height() / 2)
fregnd = QGraphicsSvgItem()
fregnd.setSharedRenderer(svgRenderer)
fregnd.setCacheMode(QGraphicsItem.NoCache)
fregnd.setElementId('foreground')
scene = QGraphicsScene()
scene.addItem(bkgnd)
scene.addItem(self.compass)
scene.addItem(fregnd)
scene.setSceneRect(bkgnd.boundingRect())
view = QGraphicsView(scene)
view.setVerticalScrollBarPolicy(Qt.ScrollBarAlwaysOff)
view.setHorizontalScrollBarPolicy(Qt.ScrollBarAlwaysOff)
layout = QVBoxLayout()
layout.addWidget(view)
super().setLayout(layout)
class Barometer(QWidget):
def __init__(self, parent):
super().__init__(parent)
self.uas = None
svgRenderer = QSvgRenderer('res/barometer.svg')
bkgnd = QGraphicsSvgItem()
bkgnd.setSharedRenderer(svgRenderer)
bkgnd.setCacheMode(QGraphicsItem.NoCache)
bkgnd.setElementId('background')
scene = QGraphicsScene()
scene.addItem(bkgnd)
scene.setSceneRect(bkgnd.boundingRect())
self.needle = QGraphicsSvgItem()
self.needle.setSharedRenderer(svgRenderer)
self.needle.setCacheMode(QGraphicsItem.NoCache)
self.needle.setElementId('needle')
self.needle.setParentItem(bkgnd)
self.needle.setPos(
bkgnd.boundingRect().width() / 2 -
self.needle.boundingRect().width() / 2,
bkgnd.boundingRect().height() / 2 -
self.needle.boundingRect().height() / 2)
self.needle.setTransformOriginPoint(
self.needle.boundingRect().width() / 2,
self.needle.boundingRect().height() / 2)
# textElement = svgRenderer.boundsOnElement('needle-text')
self.digitalBaro = QGraphicsTextItem()
self.digitalBaro.setDefaultTextColor(QColor(255, 255, 255))
self.digitalBaro.document().setDefaultTextOption(
QTextOption(Qt.AlignCenter))
self.digitalBaro.setFont(QFont('monospace', 13, 60))
self.digitalBaro.setParentItem(bkgnd)
txm = QTransform()
txm.translate(
bkgnd.boundingRect().center().x(),
bkgnd.boundingRect().height() -
1.5 * self.digitalBaro.document().size().height())
self.digitalBaro.setTransform(txm, False)
view = QGraphicsView(scene)
view.setVerticalScrollBarPolicy(Qt.ScrollBarAlwaysOff)
view.setHorizontalScrollBarPolicy(Qt.ScrollBarAlwaysOff)
layout = QVBoxLayout()
layout.addWidget(view)
self.setLayout(layout)
self.setBarometer(1000)
def setBarometer(self, hbar):
deg = ((hbar - 950) * 3 + 210) % 360
self.needle.setRotation(deg)
self.digitalBaro.setPlainText('{:.1f}'.format(hbar))
self.digitalBaro.adjustSize()
self.digitalBaro.setX(0 - self.digitalBaro.textWidth() / 2)
def updateAirPressure(self, sourceUAS, timestamp, absPressure,
diffPressure, temperature):
unused(sourceUAS, timestamp, diffPressure, temperature)
self.setBarometer(absPressure)
def setActiveUAS(self, uas):
uas.updateAirPressureSignal.connect(self.updateAirPressure)
self.uas = uas
