def qwtDrawPixmapSymbols(painter, points, numPoints, symbol):
size = symbol.size()
if size.isEmpty():
size = symbol.pixmap().size()
transform = QTransform(painter.transform())
if transform.isScaling():
r = QRect(0, 0, size.width(), size.height())
size = transform.mapRect(r).size()
pm = QPixmap(symbol.pixmap())
if pm.size() != size:
pm = pm.scaled(size)
pinPoint = QPointF(0.5 * size.width(), 0.5 * size.height())
if symbol.isPinPointEnabled():
pinPoint = symbol.pinPoint()
painter.resetTransform()
for pos in points:
pos = QPointF(transform.map(pos)) - pinPoint
QwtPainter.drawPixmap(painter, QRect(pos.toPoint(), pm.size()), pm)
