def paintEvent(self, e):
if not self.buf:
return
qp = QPainter()
qp.begin(self)
g = QGlyphRun()
g.setRawFont(self.rf)
g.setGlyphIndexes([x.codepoint for x in self.buf.glyph_infos])
pos = (0, 0)
poses = []
for _p in self.buf.glyph_positions:
p = _p.position
# Y coordinates go down, not up.
poses.append(self.scale_point(pos[0] + p[0], pos[1] - p[1]))
pos = (pos[0] + p[2], pos[1] + p[3])
g.setPositions(poses)
qp.drawGlyphRun(e.rect().marginsRemoved(self.margins).bottomLeft(), g)
qp.end()
