def paintEvent(self, ev=None):
drawing_rect = QRect()
drawing_rect.setX(self._padding)
drawing_rect.setY(self._padding)
drawing_rect.setWidth(self._size)
drawing_rect.setHeight(self._size)
painter = QPainter(self)
painter.setRenderHint(QPainter.Antialiasing)
gradient = QConicalGradient()
gradient.setCenter(drawing_rect.center())
gradient.setAngle(-self._angle - self._size / 10)
gradient.setColorAt(0, QColor(178, 255, 246))
gradient.setColorAt(1, QColor(5, 44, 50))
pen = QPen(QBrush(gradient), self._size // 10)
pen.setCapStyle(Qt.RoundCap)
painter.setPen(pen)
painter.drawArc(drawing_rect, -self._angle * 16, 300 * 16)
# 线性渐变 linearGradient = QLinearGradient(0, 0, 1, 1) linearGradient.setColorAt(0.0, Qt.green) linearGradient.setColorAt(0.2, Qt.white) linearGradient.setColorAt(0.4, Qt.blue) linearGradient.setColorAt(0.6, Qt.red) linearGradient.setColorAt(1.0, Qt.yellow) print(GradientUtils.styleSheetCode(linearGradient)) # 辐射渐变 radialGradient = QRadialGradient(0, 0, 1, 1, 110) radialGradient.setColorAt(0, Qt.green) radialGradient.setColorAt(0.4, Qt.blue) radialGradient.setColorAt(1.0, Qt.yellow) print(GradientUtils.styleSheetCode(radialGradient)) # 弧度渐变 conicalGradient = QConicalGradient(0.5, 0.5, 0) conicalGradient.setAngle(0.5) conicalGradient.setColorAt(0, Qt.green) conicalGradient.setColorAt(0.2, Qt.white) conicalGradient.setColorAt(0.4, Qt.blue) conicalGradient.setColorAt(0.6, Qt.red) conicalGradient.setColorAt(0.8, Qt.yellow) print(GradientUtils.styleSheetCode(conicalGradient)) print(GradientUtils.styleSheetCode(QColor(Qt.blue)))
def drawWidget(self, painter):
# Поиск лучшего местоположения для томата
size = self.size()
x, y = size.width(), size.height()
sec = self.current_time % 60
min = self.current_time // 60
angle = self.current_time / self.default_time
if sec and min:
rend_text = "{}:{}".format(min, sec)
elif sec:
rend_text = "{}".format(sec)
elif min:
rend_text = "{}:0".format(min)
else:
rend_text = "0"
self.is_active = 0
self.current_time = self.default_time
self.alarmSound.play()
if x < y - 70:
center = (x / 2, (y - 20) / 2 + 20)
notcenter = x / 2 - 20
else:
center = (x / 2, y / 2 + 20)
notcenter = y / 2 - 60
gradient = QConicalGradient(QPointF(*center), 0)
gradient.setAngle(90)
gradient.setColorAt(0, QColor("911e42"))
if angle != 1 or not self.is_active:
gradient.setColorAt(1, QColor("#4a75c1"))
if self.is_active:
gradient.setColorAt(angle, QColor("#9c7130"))
brush = QBrush(gradient)
painter.setBrush(brush)
self.centerx = center[0]
self.highy = center[1] - notcenter
self.font = QFont("Helvetica [Cronyx]", int(notcenter / 6))
painter.setFont(self.font)
painter.drawEllipse(QPointF(*center), notcenter, notcenter)
pen = QPen(QColor("#111100"))
painter.setPen(pen)
painter.drawText(*center, rend_text)
gradient = QConicalGradient(QPointF(x / 4, self.highy / 2), 0)
gradient.setAngle(90)
gradient.setColorAt(0, QColor("#faff53"))
gradient.setColorAt(0.125, QColor("#23c900"))
gradient.setColorAt(0.25, QColor("#faff53"))
gradient.setColorAt(0.375, QColor("#23c900"))
gradient.setColorAt(0.5, QColor("#faff53"))
gradient.setColorAt(0.625, QColor("#23c900"))
gradient.setColorAt(0.75, QColor("#faff53"))
gradient.setColorAt(0.875, QColor("#23c900"))
gradient.setColorAt(1, QColor("#faff53"))
painter.setBrush(gradient)
painter.drawRect(
QRectF(QPoint(0, 0), QPoint(self.centerx, self.highy - 1)))
gradient = QConicalGradient(QPointF(x * 3 / 4, self.highy / 2), 0)
gradient.setColorAt(0, QColor("#fff0f0"))
gradient.setColorAt(0.1, QColor("#f4432a"))
gradient.setColorAt(0.4, QColor("#f4432a"))
gradient.setColorAt(0.5, QColor("#fff0f0"))
gradient.setColorAt(0.6, QColor("#f4432a"))
gradient.setColorAt(0.9, QColor("#f4432a"))
gradient.setColorAt(1, QColor("#fff0f0"))
painter.setBrush(gradient)
painter.drawRect(
QRectF(QPoint(x, 0), QPoint(self.centerx, self.highy - 1)))
