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- import math
- from ezdxf.enums import TextEntityAlignment
- import core
- class TunTextDrawer:
- def __init__(self, msp, layer, tun_line, text, width=5):
- self.msp = msp
- self.layer = layer
- self.tun_line = tun_line
- self.text = text
- self.width = width
- def dra_text(self):
- length = core.distance(self.tun_line[0], self.tun_line[1])
- text_len = len(self.text) * 6.5
- if length * 0.8 > text_len:
- if self.tun_line[1][0] > self.tun_line[0][0]:
- route = core.calculate_angle_with_x_axis(self.tun_line[0], self.tun_line[1])
- else:
- route = core.calculate_angle_with_x_axis(self.tun_line[1], self.tun_line[0])
- # self.msp.add_circle(center=self.tun_line[0], radius=5, dxfattribs={"color": "1"})
- # self.msp.add_circle(center=self.tun_line[1], radius=5, dxfattribs={"color": "2"})
- angle = math.degrees(route)
- from_point, to_point = core.parallel_line(self.tun_line[0], self.tun_line[1], 1.7 * self.width)
- tun_center = core.find_point_on_line(from_point, to_point, 1 / 2)
- dxfattribs = {
- 'insert': tun_center, 'style': 'msyh', 'color': core.get_color_by_layer(self.layer),
- "layer": f"图层{self.layer}"}
- self.msp.add_text(text=self.text, rotation=angle, dxfattribs=dxfattribs, height=5).set_placement(
- tun_center, align=TextEntityAlignment.CENTER)
- # self.msp.add_line(self.tun_line[0], self.tun_line[1])
- # self.msp.add_circle(center=tun_center, radius=5, dxfattribs={"color": "3"})
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