def drawNeedle(self, painter):
if self._angle < -9999:
return
painter.save()
painter.translate(self.width() / 2, self.height() / 2)
painter.rotate(self._angle)
scale = min((self.width() - self._margins) / 120.0,
(self.height() - self._margins) / 120.0)
painter.scale(scale, scale)
painter.setPen(QPen(Qt.NoPen))
# painter.setBrush(self.palette().brush(QPalette.Shadow))
#
# painter.drawPolygon(
# QPolygon([QPoint(-10, 0), QPoint(0, -45), QPoint(10, 0),
# QPoint(0, 45), QPoint(-10, 0)])
# )
painter.setBrush(self.palette().brush(QPalette.Highlight))
painter.drawPolygon(
QPolygon([
QPoint(-5, -25),
QPoint(0, -45),
QPoint(5, -25),
QPoint(0, -30),
QPoint(-5, -25)
]))
painter.restore()
def drawNeedle2(self, painter):
if self._angle2 < -9999:
return
painter.save()
painter.translate(self.width() / 2, self.height() / 2)
painter.rotate(self._angle2)
scale = min((self.width() - self._margins) / 120.0,
(self.height() - self._margins) / 120.0)
painter.scale(scale, scale)
painter.setPen(QPen(Qt.NoPen))
# painter.setBrush(self.palette().brush(QPalette.Dark))
#
# painter.drawPolygon(
# QPolygon([QPoint(-7, 0), QPoint(0, -25), QPoint(7, 0),
# QPoint(0, 25), QPoint(-7, 0)])
# )
painter.setBrush(self.palette().brush(QPalette.Foreground))
painter.drawPolygon(
QPolygon([
QPoint(-5, -10),
QPoint(0, -25),
QPoint(5, -10),
QPoint(0, -13),
QPoint(-5, -10)
]))
painter.restore()
def paint(self, painter, styleoptions, widget=None):
try:
width, realsize, label, fontsize = self._calc_size()
except ZeroDivisionError:
return
mapunits = self.canvas.mapUnits()
# painter.drawRect(self.boundingRect())
array = QPolygon()
canvasheight = self.canvas.height()
canvaswidth = self.canvas.width()
margin = 20
originy = 0
originx = 0
self.setPos(margin, canvasheight - margin)
x1, y1 = originx, originy
x2, y2 = originx, originy + self.ticksize
x3, y3 = originx + width, originy + self.ticksize
midx, midy = originx + width / 2, originy + self.ticksize / 2
x4, y4 = originx + width, originy
for pen in self.pens:
painter.setPen(pen)
# Drwa the scale bar
painter.drawLine(x1, y1, x2, y2)
painter.drawLine(x2, y2, x3, y3)
painter.drawLine(x3, y3, x4, y4)
painter.drawLine(midx, midy, midx, y1)
# Draw the text
fontwidth = self.metrics.width("0")
fontheight = self.metrics.height()
fontheight /= 2
fontwidth /= 2
path = QPainterPath()
point = QPointF(x1 - fontwidth, y1 - fontheight)
path.addText(point, self.font, "0")
painter.setPen(self.whitepen)
painter.setBrush(self.blackbrush)
painter.setRenderHints(QPainter.Antialiasing)
painter.setFont(self.font)
painter.drawPath(path)
fontwidth = self.metrics.width(label)
fontheight = self.metrics.height()
fontheight /= 2
fontwidth /= 2
point = QPointF(x4 - fontwidth, y4 - fontheight)
path.addText(point, self.font, label)
painter.drawPath(path)