Python PyQt5.QtCore.Qt 模块，darkRed() 实例源码

def __init__(self, parent=None):

        self.keywordFormat = self._text_format(Qt.blue)
        self.stringFormat = self._text_format(Qt.darkRed)
        self.commentFormat = self._text_format(Qt.darkGreen)
        self.decoratorFormat = self._text_format(Qt.darkGray)

        self.keywords = list(keyword_list)

        self.rules = [(QRegExp(r"\b%s\b" % kwd), self.keywordFormat)
                      for kwd in self.keywords] + \
                     [(QRegExp(r"'.*'"), self.stringFormat),
                      (QRegExp(r'".*"'), self.stringFormat),
                      (QRegExp(r"#.*"), self.commentFormat),
                      (QRegExp(r"@[A-Za-z_]+[A-Za-z0-9_]+"),
                       self.decoratorFormat)]

        self.multilineStart = QRegExp(r"(''')|" + r'(""")')
        self.multilineEnd = QRegExp(r"(''')|" + r'(""")')

        super().__init__(parent)

def paint_drop_indicator(self, painter):
        if self.drag_active:
            opt = QStyleOption()
            opt.initFrom(self)
            opt.rect = self.drop_indicator_rect
            rect = opt.rect

            brush = QBrush(QColor(Qt.darkRed))

            if rect.height() == 0:
                pen = QPen(brush, 2, Qt.SolidLine)
                painter.setPen(pen)
                painter.drawLine(rect.topLeft(), rect.topRight())
            else:
                pen = QPen(brush, 2, Qt.SolidLine)
                painter.setPen(pen)
                painter.drawRect(rect)

def _add_latest_input_line(self, angle):
        """Adds a line to the graphic scene that visualizes a scanned angle"""
        mx, my = self._get_middle()
        angle_rad = deg2rad(angle)
        angle_1_rad = deg2rad(angle - self.measurement_angle/2.0)
        angle_2_rad = deg2rad(angle + self.measurement_angle/2.0)
        length = max(self.width(), self.height())

        start_point = (mx, my)
        p1 = (mx + length * math.cos(angle_1_rad), my + length * math.sin(angle_1_rad))
        p2 = (mx + length * math.cos(angle_2_rad), my + length * math.sin(angle_2_rad))

        gradient_start_point, gradient_end_point = (mx, my), (mx + length * math.cos(angle_rad), my + length * math.sin(angle_rad))
        gradient = QLinearGradient(*gradient_start_point, *gradient_end_point)
        gradient.setColorAt(0, Qt.transparent)
        gradient.setColorAt(0.8, Qt.red)
        gradient.setColorAt(1, Qt.darkRed)

        triangle = QPolygonF()
        triangle.append(QPointF(*start_point))
        triangle.append(QPointF(*p1))
        triangle.append(QPointF(*p2))
        triangle.append(QPointF(*start_point))

        self.scene.addPolygon(triangle, pen=QPen(Qt.transparent), brush=QBrush(gradient))

def setStatusColor(self, rowIndex):
        """????????"""
        item = self.tableWidget.item(rowIndex, 6)
        if item.text() == "normal":
            item.setForeground(Qt.darkGreen)
        elif item.text() == "update":
            item.setForeground(Qt.darkRed)
        elif item.text() == "error":
            item.setForeground(Qt.darkYellow)
        elif item.text() == "none":
            item.setForeground(Qt.gray)