def GetAt(self):
if self.Attribute(0) == '':
at = Canvas.Position()
else:
at = Canvas.Position(float(self.Attribute(0)),
float(self.Attribute(1)))
if self.Attribute(2) != '':
at.angle = float(self.Attribute(2))
return at
def Render(self, canvas, obj):
if len(self.attributes) < 6:
return
width = 2
length = canvas.mm2px(float(self.Attribute(4)))
if self.Attribute(5) == 'U':
angle = 3 * math.pi / 2
text_angle = angle
text_dx = -10
text_dy = -length / 2
elif self.Attribute(5) == 'D':
angle = math.pi / 2
text_angle = 3 * math.pi / 2
text_dx = -10
text_dy = length / 2
elif self.Attribute(5) == 'R':
angle = 0
text_angle = 0
text_dx = length / 2
text_dy = -10
else:
angle = math.pi
text_angle = 0
text_dx = -length / 2
text_dy = -10
start = Canvas.Point(canvas.xmm2px(float(self.Attribute(2))),
canvas.ymm2px(-float(self.Attribute(3))))
end = Canvas.Point(canvas.xmm2px(start.x + length * math.cos(angle)),
canvas.ymm2px(start.y + length * math.sin(angle)))
line = Canvas.Line(start, end, width)
canvas.Draw(line, ["Drawing"])
font = Canvas.Font(
Canvas.Point(canvas.xmm2px(float(self.Attribute(6))),
canvas.ymm2px(float(self.Attribute(7)))), 2)
text = Canvas.Text(self.Attribute(1))
text.anchor_x = 'center'
text.anchor_y = ''
text.at = Canvas.Position(canvas.xmm2px(start.x + text_dx),
canvas.ymm2px(start.y + text_dy), text_angle)
canvas.SetFont(font)
canvas.Draw(text, ["Label"])
circle = Canvas.Circle(
start,
Canvas.Point(canvas.xmm2px(start.x + 10), canvas.ymm2px(start.y)),
1, False)
canvas.Draw(circle, ["Label"])
def Render(self, canvas, obj):
if len(self.attributes) < 4:
return
font = Canvas.Font(
Canvas.Point(canvas.xmm2px(float(self.Attribute(3))),
canvas.ymm2px(float(self.Attribute(3)))), 2)
text = Canvas.Text(self.Attribute(7))
if int(self.Attribute(0)) > 0:
angle = 3 * math.pi / 2
else:
angle = 0
text.anchor_x = 'center'
text.anchor_y = 'center'
text.at = Canvas.Position(canvas.xmm2px(float(self.Attribute(1))),
canvas.ymm2px(-float(self.Attribute(2))),
angle)
canvas.SetFont(font)
canvas.Draw(text, ["Label"])