def importActionTrigger(self):
file_path, ext = QFileDialog.getOpenFileName(filter="*.dxf")
if file_path:#如果选择了文件
if ext != '*.dxf':
QMessageBox.warning(None, "文件格式错误","只能导入.dxf格式的cad文件", QMessageBox.Yes)
try:
dxfReader = DxfReader(file_path)
sections = dxfReader.ParseSections()
layers = []#解析出的图层数据
shapes = []#解析出的图元数据
for section in sections:
if isinstance(section, TablesSection):#先解析出图层
tables = section.ParseTables(dxfTable.LAYER)
for table in tables:
entries = table.ParseEntries()
for entry in entries:
layers.append(entry.parse())
elif isinstance(section, EntitiesSection):
entities = section.ParseEntities(None)#解析出所有的图元
for entity in entities:
shapes.append(entity.parse())
boards = []
for layer in layers:
boards.append(ExInterFace.addBorad(layer["name"]))
paintShape = ExInterFace.getPlugin('PaintShape')
for shape in shapes:
for board in boards:
if board.name == shape['layer']:
paintShape.addShape(board, MainPlugin.ShapeFromObject(shape))
break
except Exception as e:
QMessageBox.critical(None, "文件解析出错", str(e),QMessageBox.Yes)
print("异常:"+str(e))
#-*- encoding:utf-8 -*-
import sys
from PyQt5.QtWidgets import QApplication
import PyQt5.sip
from business import MainWindow, ExInterFace
if __name__ == '__main__':
app = QApplication(sys.argv)
mw = MainWindow()
ExInterFace.init(mw)
ExInterFace.addBorad("new")
mw.showMaximized()
sys.exit(app.exec())