python_autuocad_填充函数

原创已于 2022-03-26 10:27:14 修改 · 1.3k 阅读

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于 2022-03-26 09:06:28 首次发布

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本文详细探讨了如何使用Python编程语言与AutoCAD进行交互，专注于填充功能的实现。通过Python脚本，我们可以控制AutoCAD进行复杂的图形填充操作，提升设计效率。文章深入解析了相关API的使用，并提供了实例代码，帮助读者理解并应用到实际项目中。

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#! /bin/python3

import pythoncom
import array,math
import numpy as np
import comtypes.client,win32com.client
from pyautocad import APoint,Autocad
##到根对象
Dispatch_w32c = win32com.client.Dispatch("AutoCAD.Application")
#aa = Autocad(create_if_not_exists=True)
doc=Dispatch_w32c.ActiveDocument
# docUt = doc.Utility
ms = doc.ModelSpace
# docUt.Prompt("w32c---cad\n")
print(doc.Name)

def vtpt(x,y,z=0):
   return win32com.client.VARIANT(pythoncom.VT_ARRAY | pythoncom.VT_R8, (x,y,z))
def vtfloat(lst):
    return win32com.client.VARIANT(pythoncom.VT_ARRAY | pythoncom.VT_R8, lst)
def vtobj(obj):
    return win32com.client.VARIANT(pythoncom.VT_ARRAY | pythoncom.VT_DISPATCH, obj)

##转换数据---cad,#图元添加、画电线
# 画线
def draw_line(point1 = vtpt(0,0),point2 = vtpt(280,0)):
    point0=ms.AddPoint(point1)
    #画线
    line = ms.AddLine(point1, point2)
    #画圆0
    Circle0=ms.AddCircle(point1,50)

#画第2个

def draw_fang():
    # 画多边形
    pnts = [100+150, -50, 0,
            100+150, 50, 0,
            -100+150, 50, 0,
            -100+150, -50, 0,
            -120+150,-60,0]
    # pnts = [100, -50, 0, 100, 50, 0, -100, 50, 0, -100, -50, 0]
    pnts = vtfloat(pnts)
    obj = ms.AddPolyLine(pnts)
    obj.Closed = True
    return obj


def draw_Circledraw(center2 = vtpt(40, 0, 0),radius2 = 10):
    """
    画图
    :param center2:
    :param radius2:
    :return:
    """
    obj = ms.AddCircle(center2, radius2)
    return obj

def draw_hatch(obj):
    """
    填充
    :param obj:
    :return:
    """
    outerLoop2=[]
    outerLoop2.append (obj)
    outerLoop2 =  vtobj(outerLoop2)

    #hatch_格式
    patternName = "ANSI31"
    PatternType = 0
    bAssociativity = True
    hatchObj2 = ms.AddHatch(PatternType, patternName, bAssociativity)
    hatchObj2.AppendOuterLoop (outerLoop2)
    hatchObj2.Evaluate()# 填充计算，图案吻合于边界。

#
# acad = win32com.client.Dispatch("AutoCAD.Application")
# def find_draw_hatch():
#     for entity in acad.ActiveDocument.ModelSpace:
#         name = entity.EntityName
#         # print(name)
#         # if name == 'AcDbBlockReference':
#         if name == 'AcDbCircle':
#             # dir(name)
#             # print(name)
#             draw_hatch(name)

def main():
    draw_line()

    #填充1
    center2 = vtpt(0, 0, 0)  # 圆心
    radius2 = 10  # 半径
    obj = draw_Circledraw(center2, radius2)  # 画图
    draw_hatch(obj)  # 填充

    #填充2
    center2 = vtpt(33, 0, 0)# 圆心
    radius2 = 10#半径
    obj=draw_Circledraw(center2,radius2)#画图
    draw_hatch(obj)#填充
	
	#填充3
    obj=draw_fang()
    draw_hatch(obj)  # 填充
    # find_draw_hatch()
f __name__ == '__main__':
    main()
    #感谢千云山庄# https://blog.youkuaiyun.com/weixin_44126907/article/details/90312312?spm=1001.2014.3001.5502