docs: def drawStyle(self, painter, x, y, width, height, radius):
          """
          Draws the style for the given coordinates for this node.
          
          :param      x      | <int>
                      y      | <int>
                      width  | <int>
                      height | <int>
                      radius | <int>
          """
          if self.style() == XNode.NodeStyle.Rectangle:
              # no pinch, draw regular
              if sum(self.pinch()) == 0:
                  painter.drawRoundedRect(x, y, width, height, radius, radius)
              
              # create a path to draw
              else:
                  tl, tr, bl, br = self.pinch()
                  path = QPainterPath()
                  path.moveTo(x + tl, y)
                  path.lineTo(x + width - tr, y)
                  path.lineTo(x + width, y + tr)
                  path.lineTo(x + width, y + height - br)
                  path.lineTo(x + width - br, y + height)
                  path.lineTo(x + bl, y + height)
                  path.lineTo(x, y + height - bl)
                  path.lineTo(x, y + tl)
                  path.lineTo(x + tl, y)
                  painter.drawPath(path)
          
          # draw the ellipse style
          elif self.style() == XNode.NodeStyle.Ellipse:
              painter.drawEllipse(x, y, width, height)
          
          # draw a pixmap style
          elif self.style() == XNode.NodeStyle.Pixmap:
              pmap = self.pixmap().scaled(width,
                                          height,
                                          Qt.KeepAspectRatio,
                                          Qt.SmoothTransformation)
              painter.drawPixmap(x, y, pmap)