def draw(self, painter, xMap, yMap, canvasQRect):
if DEBUG:
print("%s.draw called" % self._title)
nPoints = len(self._x)
if not nPoints:
return
plot = self.plot()
#just a line
if len(self._x) < 3:
xPixel = [0] * nPoints
yPixel = [0] * nPoints
for i in range(nPoints):
xPixel[i] = plot.transform(Qwt5.QwtPlot.xBottom, self._x[i])
yPixel[i] = plot.transform(Qwt5.QwtPlot.yLeft, self._y[i])
line = qt.QLineF(xPixel[0], yPixel[0],\
xPixel[1], yPixel[1])
painter.drawLine(line)
return
#a generic polygon
qPoints = [0] * nPoints
for i in range(nPoints):
qPoints[i] = qt.QPointF(\
plot.transform(Qwt5.QwtPlot.xBottom, self._x[i]),
plot.transform(Qwt5.QwtPlot.yLeft, self._y[i]))
polygon = qt.QPolygonF(qPoints)
oldBrush = painter.brush()
brush = qt.QBrush(oldBrush)
brush.setStyle(qt.Qt.CrossPattern)
painter.setBrush(brush)
painter.drawPolygon(polygon, qt.Qt.OddEvenFill)
painter.setBrush(oldBrush)
def updatePrinter(self):
if DEBUG:
print("UPDATE PRINTER")
self.scene.setSceneRect(
qt.QRectF(0, 0, self.printer.width(), self.printer.height()))
self.page.setPos(qt.QPointF(0.0, 0.0))
self.page.setRect(
qt.QRectF(0, 0, self.printer.width(), self.printer.height()))
#self.view.scale(1./self._viewScale, 1./self._viewScale)
#self.view.fitInView(self.page.rect(), qt.Qt.KeepAspectRatio)
#self._viewScale = 1.00
self.__updateTargetLabel()
