def set_new_view(self, input_exp):
if Fractal.is_working:
return
try:
Fractal(ShowPanel.parent, input_exp)
except Exception as e:
error_content = '{}\n{}\n{}\n{}'.format(YOUR_EXP, input_exp,
HAS_ERR, e.args[0])
ShowPanel.errDialog(error_content)
StatusPanel.set_status(ERR_INVALID_EXP, StatusPanel.INFO_ERROR)
return None
ShowPanel.exp = input_exp
info = self.__history[0]
self.__history.clear()
self.refresh_view(info.shiftx, info.shifty, info.rx, info.ry, True)
def refresh_hist_view(self, is_record):
if ShowPanel.rect is None:
ShowPanel.rect = Rectangle(0, 0, PIC_WIDTH, PIC_HEIGHT)
info = self.__history[-1]
shiftx = info.shiftx - info.rx / PIC_WIDTH * int(
PIC_WIDTH // 2 - ShowPanel.rect.x -
ShowPanel.rect.width // 2) * 2 * (-1 if ShowPanel.is_moving else 1)
shifty = info.shifty - info.ry / PIC_HEIGHT * int(
PIC_HEIGHT // 2 - ShowPanel.rect.y - ShowPanel.rect.height //
2) * 2 * (-1 if ShowPanel.is_moving else 1)
rx = info.rx / (PIC_WIDTH / ShowPanel.rect.width)
ry = info.ry / (PIC_HEIGHT / ShowPanel.rect.height)
if rx < 1e-10 or ry < 1e-10:
StatusPanel.set_status(ERR_TOO_LARGE_SCALE, StatusPanel.INFO_ERROR)
return
self.refresh_view(shiftx, shifty, rx, ry, is_record)
def update_status(self, w0, w1):
if w0 == FINISHED_SIG or w1 == FINISHED_SIG:
progress = FINISHED_SIG
else:
progress = w0 + w1
Fractal.pic = QPixmap(PIC_WIDTH, PIC_HEIGHT)
painter = QPainter()
painter.begin(Fractal.pic)
painter.drawPixmap(0, 0, PIC_WIDTH, PIC_HEIGHT // 2, self.pic0)
painter.drawPixmap(0, PIC_HEIGHT // 2, PIC_WIDTH, PIC_HEIGHT // 2,
self.pic1)
if FractalThread.workers[0] != FINISHED_SIG or FractalThread.workers[
1] != FINISHED_SIG:
h0 = PIC_WIDTH / 2 if w0 == FINISHED_SIG else w0 + 1
h1 = PIC_WIDTH / 2 if w1 == FINISHED_SIG else (PIC_HEIGHT - w1) - 1
try:
painter.setPen(QPen(COLOR_UPDATE_LINE, WIDTH_UPDATE_LINE))
except Exception as e:
print(e)
painter.drawLine(0, h0, PIC_WIDTH, h0)
painter.drawLine(0, h1, PIC_WIDTH, h1)
painter.end()
self.__root.update_pic(Fractal.pic)
if progress != FINISHED_SIG:
StatusPanel.set_status(
'{:.2f}%'.format(progress * 100 / PIC_HEIGHT),
StatusPanel.INFO_PROCESS)
else:
if FractalThread.workers[
0] != FINISHED_SIG or FractalThread.workers[
1] != FINISHED_SIG:
return
# Both workers are finished
StatusPanel.set_status(time.clock() - self.t,
StatusPanel.INFO_SUCCESS)
Fractal.is_working = False
