class Airspeed_Tape(QGraphicsView):
def __init__(self, parent=None):
super(Airspeed_Tape, self).__init__(parent)
self.myparent = parent
self.update_period = None
self.setStyleSheet("background-color: rgba(32, 32, 32, 75%)")
self.setHorizontalScrollBarPolicy(Qt.ScrollBarAlwaysOff)
self.setVerticalScrollBarPolicy(Qt.ScrollBarAlwaysOff)
self.setRenderHint(QPainter.Antialiasing)
self.setFocusPolicy(Qt.NoFocus)
self.item = fix.db.get_item("IAS")
self.item.valueChanged[float].connect(self.setAirspeed)
self.item.oldChanged[bool].connect(self.setAsOld)
self.item.badChanged[bool].connect(self.setAsBad)
self.item.failChanged[bool].connect(self.setAsFail)
self._airspeed = self.item.value
# V Speeds
self.Vs = self.item.get_aux_value('Vs')
self.Vs0 = self.item.get_aux_value('Vs0')
self.Vno = self.item.get_aux_value('Vno')
self.Vne = self.item.get_aux_value('Vne')
self.Vfe = self.item.get_aux_value('Vfe')
self.max = int(round(self.Vne*1.25))
self.pph = 10 # Pixels per unit
self.fontsize = 20
def resizeEvent(self, event):
if self.update_period is None:
self.update_period = self.myparent.get_config_item('update_period')
if self.update_period is None:
self.update_period = .1
self.last_update_time = 0
w = self.width()
h = self.height()
self.markWidth = w / 5
f = QFont()
f.setPixelSize(self.fontsize)
tape_height = self.max * self.pph + h
tape_start = self.max * self.pph + h/2
dialPen = QPen(QColor(Qt.white))
self.scene = QGraphicsScene(0, 0, w, tape_height)
self.scene.addRect(0, 0, w, tape_height,
QPen(QColor(32, 32, 32, 10)), QBrush(QColor(32, 32, 32, 10)))
# Add Markings
# Green Bar
r = QRectF(QPoint(0, -self.Vno * self.pph + tape_start),
QPoint(self.markWidth, -self.Vs0 * self.pph + tape_start))
self.scene.addRect(r, QPen(QColor(0,155,0)), QBrush(QColor(0,155,0)))
# White Bar
r = QRectF(QPoint(self.markWidth / 2, -self.Vs0 * self.pph + tape_start),
QPoint(self.markWidth, -self.Vfe * self.pph + tape_start))
self.scene.addRect(r, QPen(Qt.white), QBrush(Qt.white))
# Yellow Bar
r = QRectF(QPoint(0, -self.Vno * self.pph + tape_start),
QPoint(self.markWidth, -self.Vne * self.pph + tape_start))
self.scene.addRect(r, QPen(Qt.yellow), QBrush(Qt.yellow))
# Draw the little white lines and the text
for i in range(self.max, -1, -5):
if i % 10 == 0:
self.scene.addLine(0, (- i * self.pph) + tape_start, w / 2,
(- i * self.pph) + tape_start, dialPen)
t = self.scene.addText(str(i))
t.setFont(f)
self.scene.setFont(f)
t.setDefaultTextColor(QColor(Qt.white))
t.setX(w - t.boundingRect().width())
t.setY(((- i * self.pph) + tape_start)
- t.boundingRect().height() / 2)
else:
self.scene.addLine(0, (- i * self.pph) + tape_start,
w / 2 - 20, (- i * self.pph) + tape_start,
dialPen)
# Red Line
vnePen = QPen(QColor(Qt.red))
vnePen.setWidth(4)
self.scene.addLine(0, -self.Vne * self.pph + tape_start,
30, -self.Vne * self.pph + tape_start,
vnePen)
self.numerical_display = NumericalDisplay(self)
nbh = 50
self.numerical_display.resize (34, nbh)
self.numeric_box_pos = QPoint(w-38, h/2-nbh/2)
self.numerical_display.move(self.numeric_box_pos)
self.numeric_box_pos.setY(self.numeric_box_pos.y()+nbh/2)
self.numerical_display.show()
self.numerical_display.value = self._airspeed
self.setAsOld(self.item.old)
self.setAsBad(self.item.bad)
self.setAsFail(self.item.fail)
self.setScene(self.scene)
self.centerOn(self.scene.width() / 2,
-self._airspeed * self.pph + tape_start)
def redraw(self):
if not self.isVisible():
return
now = time.time()
if now - self.last_update_time >= self.update_period:
tape_start = self.max * self.pph + self.height()/2
self.resetTransform()
self.centerOn(self.scene.width() / 2,
-self._airspeed * self.pph + tape_start)
self.numerical_display.value = self._airspeed
self.last_update_time = now
# Index Line that doesn't move to make it easy to read the airspeed.
def paintEvent(self, event):
super(Airspeed_Tape, self).paintEvent(event)
w = self.width()
h = self.height()
p = QPainter(self.viewport())
p.setRenderHint(QPainter.Antialiasing)
marks = QPen(Qt.white, 3)
p.translate(self.numeric_box_pos.x(), self.numeric_box_pos.y())
p.setPen(marks)
p.setBrush(QBrush(Qt.black))
triangle_size = 6
p.drawConvexPolygon(QPolygon([QPoint(0, -triangle_size),
QPoint(0, triangle_size),
QPoint(-triangle_size, 0)]))
def getAirspeed(self):
return self._airspeed
def setAirspeed(self, airspeed):
if airspeed != self._airspeed:
self._airspeed = airspeed
self.redraw()
airspeed = property(getAirspeed, setAirspeed)
def setAsOld(self,b):
self.numerical_display.old = b
def setAsBad(self,b):
self.numerical_display.bad = b
def setAsFail(self,b):
self.numerical_display.fail = b
class Altimeter_Tape(QGraphicsView):
def __init__(self, parent=None, maxalt=50000, fontsize=15):
super(Altimeter_Tape, self).__init__(parent)
self.setStyleSheet("background-color: rgba(32, 32, 32, 75%)")
self.setHorizontalScrollBarPolicy(Qt.ScrollBarAlwaysOff)
self.setVerticalScrollBarPolicy(Qt.ScrollBarAlwaysOff)
self.setRenderHint(QPainter.Antialiasing)
self.setFocusPolicy(Qt.NoFocus)
self.fontsize = fontsize
self.item = fix.db.get_item("ALT")
self._altimeter = self.item.value
self.maxalt = maxalt
self.pph = 0.3
self.item.valueChanged[float].connect(self.setAltimeter)
self.item.oldChanged[bool].connect(self.setAltOld)
self.item.badChanged[bool].connect(self.setAltBad)
self.item.failChanged[bool].connect(self.setAltFail)
def resizeEvent(self, event):
w = self.width()
w_2 = w/2
h = self.height()
f = QFont()
f.setPixelSize(self.fontsize)
self.height_pixel = self.maxalt*self.pph + h
dialPen = QPen(QColor(Qt.white))
dialPen.setWidth(2)
self.scene = QGraphicsScene(0, 0, w, self.height_pixel)
self.scene.addRect(0, 0, w, self.height_pixel,
QPen(QColor(32, 32, 32, 10)), QBrush(QColor(32, 32, 32, 10)))
for i in range(self.maxalt, -1, -100):
y = self.y_offset(i)
if i % 200 == 0:
self.scene.addLine(w_2 + 15, y, w, y, dialPen)
t = self.scene.addText(str(i))
t.setFont(f)
self.scene.setFont(f)
t.setDefaultTextColor(QColor(Qt.white))
t.setX(0)
t.setY(y - t.boundingRect().height() / 2)
else:
self.scene.addLine(w_2 + 30, y, w, y, dialPen)
self.setScene(self.scene)
self.numerical_display = NumericalDisplay(self, total_decimals=5, scroll_decimal=2)
nbh=50
self.numerical_display.resize (50, nbh)
self.numeric_box_pos = QPoint(3, h/2-nbh/2)
self.numerical_display.move(self.numeric_box_pos)
self.numeric_box_pos.setX(self.numeric_box_pos.x()+self.numerical_display.width())
self.numeric_box_pos.setY(self.numeric_box_pos.y()+nbh/2)
self.numerical_display.show()
self.numerical_display.value = self._altimeter
self.centerOn(self.scene.width() / 2, self.y_offset(self._altimeter))
self.setAltOld(self.item.old)
self.setAltBad(self.item.bad)
self.setAltFail(self.item.fail)
def y_offset(self, alt):
return self.height_pixel - (alt*self.pph) - self.height()/2
def redraw(self):
self.resetTransform()
self.centerOn(self.scene.width() / 2, self.y_offset(self._altimeter))
self.numerical_display.value = self._altimeter
# Index Line that doesn't move to make it easy to read the altimeter.
def paintEvent(self, event):
super(Altimeter_Tape, self).paintEvent(event)
w = self.width()
h = self.height()
p = QPainter(self.viewport())
p.setRenderHint(QPainter.Antialiasing)
marks = QPen(Qt.white, 3)
p.translate(self.numeric_box_pos.x(), self.numeric_box_pos.y())
p.setPen(marks)
p.setBrush(QBrush(Qt.black))
triangle_size = 6
p.drawConvexPolygon(QPolygon([QPoint(0, -triangle_size),
QPoint(0, triangle_size),
QPoint(triangle_size, 0)]))
def getAltimeter(self):
return self._altimeter
def setAltimeter(self, altimeter):
if altimeter != self._altimeter:
self._altimeter = altimeter
self.redraw()
altimeter = property(getAltimeter, setAltimeter)
def setAltOld(self,b):
self.numerical_display.old = b
def setAltBad(self,b):
self.numerical_display.bad = b
def setAltFail(self,b):
self.numerical_display.fail = b
class Altimeter_Tape(QGraphicsView):
def __init__(self, parent=None, maxalt=50000, fontsize=15):
super(Altimeter_Tape, self).__init__(parent)
self.setStyleSheet("background-color: rgba(32, 32, 32, 75%)")
self.setHorizontalScrollBarPolicy(Qt.ScrollBarAlwaysOff)
self.setVerticalScrollBarPolicy(Qt.ScrollBarAlwaysOff)
self.setRenderHint(QPainter.Antialiasing)
self.setFocusPolicy(Qt.NoFocus)
self.fontsize = fontsize
self.item = fix.db.get_item("ALT")
self._altimeter = self.item.value
self.maxalt = maxalt
self.pph = 0.3
self.myparent = parent
self.update_period = None
def resizeEvent(self, event):
if self.update_period is None:
self.update_period = self.myparent.get_config_item('update_period')
if self.update_period is None:
self.update_period = .1
self.last_update_time = 0
w = self.width()
w_2 = w / 2
h = self.height()
f = QFont()
f.setPixelSize(self.fontsize)
self.height_pixel = self.maxalt * self.pph + h
dialPen = QPen(QColor(Qt.white))
dialPen.setWidth(2)
self.scene = QGraphicsScene(0, 0, w, self.height_pixel)
self.scene.addRect(0, 0, w, self.height_pixel,
QPen(QColor(32, 32, 32, 10)),
QBrush(QColor(32, 32, 32, 10)))
for i in range(self.maxalt, -1, -100):
y = self.y_offset(i)
if i % 200 == 0:
self.scene.addLine(w_2 + 15, y, w, y, dialPen)
t = self.scene.addText(str(i))
t.setFont(f)
self.scene.setFont(f)
t.setDefaultTextColor(QColor(Qt.white))
t.setX(0)
t.setY(y - t.boundingRect().height() / 2)
else:
self.scene.addLine(w_2 + 30, y, w, y, dialPen)
self.setScene(self.scene)
self.numerical_display = NumericalDisplay(self,
total_decimals=5,
scroll_decimal=2)
nbh = 50
self.numerical_display.resize(50, nbh)
self.numeric_box_pos = QPoint(3, h / 2 - nbh / 2)
self.numerical_display.move(self.numeric_box_pos)
self.numeric_box_pos.setX(self.numeric_box_pos.x() +
self.numerical_display.width())
self.numeric_box_pos.setY(self.numeric_box_pos.y() + nbh / 2)
self.numerical_display.show()
self.numerical_display.value = self._altimeter
self.centerOn(self.scene.width() / 2, self.y_offset(self._altimeter))
self.setAltOld(self.item.old)
self.setAltBad(self.item.bad)
self.setAltFail(self.item.fail)
self.item.valueChanged[float].connect(self.setAltimeter)
self.item.oldChanged[bool].connect(self.setAltOld)
self.item.badChanged[bool].connect(self.setAltBad)
self.item.failChanged[bool].connect(self.setAltFail)
def y_offset(self, alt):
return self.height_pixel - (alt * self.pph) - self.height() / 2
def redraw(self):
now = time.time()
if now - self.last_update_time < self.update_period:
return
self.last_update_time = now
self.resetTransform()
self.centerOn(self.scene.width() / 2, self.y_offset(self._altimeter))
self.numerical_display.value = self._altimeter
# Index Line that doesn't move to make it easy to read the altimeter.
def paintEvent(self, event):
super(Altimeter_Tape, self).paintEvent(event)
w = self.width()
h = self.height()
p = QPainter(self.viewport())
p.setRenderHint(QPainter.Antialiasing)
marks = QPen(Qt.white, 3)
p.translate(self.numeric_box_pos.x(), self.numeric_box_pos.y())
p.setPen(marks)
p.setBrush(QBrush(Qt.black))
triangle_size = 6
p.drawConvexPolygon(
QPolygon([
QPoint(0, -triangle_size),
QPoint(0, triangle_size),
QPoint(triangle_size, 0)
]))
def getAltimeter(self):
return self._altimeter
def setAltimeter(self, altimeter):
if altimeter != self._altimeter:
self._altimeter = altimeter
self.redraw()
altimeter = property(getAltimeter, setAltimeter)
def setAltOld(self, b):
self.numerical_display.old = b
def setAltBad(self, b):
self.numerical_display.bad = b
def setAltFail(self, b):
self.numerical_display.fail = b