GraphicCommons.py 文件源码

def GetRedrawRect(self, movex=0, movey=0):
        rect = Graphic_Element.GetRedrawRect(self, movex, movey)
        if self.StartConnected:
            rect = rect.Union(self.StartConnected.GetRedrawRect(movex, movey))
        if self.EndConnected:
            rect = rect.Union(self.EndConnected.GetRedrawRect(movex, movey))
        if self.ValueSize is None and isinstance(self.ComputedValue, (StringType, UnicodeType)):
            self.ValueSize = self.Parent.GetMiniTextExtent(self.ComputedValue)
        if self.ValueSize is not None:
            width, height = self.ValueSize
            if self.BoundingBox[2] > width * 4 or self.BoundingBox[3] > height * 4:
                x = self.Points[0].x + width * self.StartPoint[1][0] / 2
                y = self.Points[0].y + height * (self.StartPoint[1][1] - 1)
                rect = rect.Union(wx.Rect(x, y, width, height))
                x = self.Points[-1].x + width * self.EndPoint[1][0] / 2
                y = self.Points[-1].y + height * (self.EndPoint[1][1] - 1)
                rect = rect.Union(wx.Rect(x, y, width, height))
            else:
                middle = len(self.Segments) / 2 + len(self.Segments) % 2 - 1
                x = (self.Points[middle].x + self.Points[middle + 1].x - width) / 2
                if self.BoundingBox[3] > height and self.Segments[middle] in [NORTH, SOUTH]:
                    y = (self.Points[middle].y + self.Points[middle + 1].y - height) / 2
                else:
                    y = self.Points[middle].y - height
                rect = rect.Union(wx.Rect(x, y, width, height))
        return rect