def paintEvent(self, event):
painter = QPainter(self)
output_size = QSize()
if self.mode == Mode.PngMode:
output_size = self.zoomed_image.size()
output_rect = QRect(QPoint(), output_size)
output_rect.translate(self.rect().center() - output_rect.center())
painter.drawImage(output_rect.topLeft(), self.zoomed_image)
elif self.mode == Mode.SvgMode:
output_size = self.svgRenderer.defaultSize()
if self.zoom_scale != ZOOM_ORIGINAL_SCALE:
zoom = float(self.zoom_scale) / ZOOM_ORIGINAL_SCALE
output_size.scale(output_size.width() * zoom,
output_size.height() * zoom,
Qt.IgnoreAspectRatio)
output_rect = QRect(QPoint(), output_size)
output_rect.translate(self.rect().center() - output_rect.center())
self.svgRenderer.render(painter, output_rect)
self.setMinimumSize(output_size)
def paintlines(self, surface, first, count, l0):
"draws the data out of the model onto the qpainter surface"
self.model.cur = first
N = self.model.linesize
h = self.line.height
ww = surface.window().width()
y = (first - l0) * h
c0, c1 = brushes.xv_bg, brushes.xv_bg_alt
pen = surface.pen()
for address, data, txt in self.model.iterlines(count):
# background rect (alternate)
r = QRect(0, y, ww, h)
surface.fillRect(r, c0)
# address column:
r.setWidth(self.line.x_hex)
surface.drawText(r, Qt.AlignHCenter | Qt.AlignVCenter,
"%08x" % address)
# hex column:
w = self.line.xb.width
r.setWidth(w)
r.translate(self.line.x_hex + self.line.pxpad, 0)
C = self.highlight.get(address, [None] * N)
for i, c in enumerate(C):
try:
s = "%02x" % (data[i])
except IndexError:
break
flg = Qt.AlignHCenter | Qt.AlignVCenter
if c:
surface.fillRect(r, c)
surface.setPen(QPen(Qt.white))
surface.drawText(r, flg, s)
surface.setPen(pen)
r.translate(w, 0)
# ascii column:
w = self.line.xb.cw
r.setX(self.line.x_txt + self.line.pxpad)
r.setWidth(w)
for i, c in enumerate(C):
try:
s = txt[i]
except IndexError:
break
flg = Qt.AlignHCenter | Qt.AlignVCenter
if c:
surface.fillRect(r, c)
surface.setPen(QPen(Qt.white))
surface.drawText(r, flg, s)
surface.setPen(pen)
r.translate(w, 0)
# clear background endline:
r.setX(self.line.x_end)
r.setWidth(ww - self.line.x_end)
surface.fillRect(r, brushes.xv_bg_alt)
y += h
c0, c1 = c1, c0