def __init__(self, polygon):
"""构造函数
Args:
polygon (DaoPolygon): 多边形对象
"""
super().__init__()
self.MAR = 20
self.points = polygon_base.get_qt_points(polygon.vertices)
self.rect = polygon_base.get_bounding_rect(self.points)
self.top_left = self.rect.topLeft()
self.bottom_right = self.rect.bottomRight()
self.dots_rect = self.rect
self.offset = QPointF(0, 0)
self.old_points = self.points
self.point_id = -1
def __init__(self, polygon):
"""构造函数
Args:
polygon (DaoPolygon): 多边形对象
"""
super().__init__()
self.layer = polygon.layer
self.points = polygon_base.get_qt_points(polygon.vertices)
if len(self.points) > 0:
self.rect = polygon_base.get_bounding_rect(self.points)
self.top_left = self.rect.topLeft()
self.bottom_right = self.rect.topLeft()
self.rect.adjust(-self.MAR, -self.MAR, self.MAR, self.MAR)
else:
self.top_left = QPointF(float('Inf'), float('Inf'))
self.bottom_right = QPointF(-float('Inf'), -float('Inf'))
self.rect = QRectF()
