AutoCAD绘图批量打印

AutoCAD绘图批量打印

from pyautocad import Autocad
import win32com.client
import win32print
import pythoncom
import time
 
# 创建AutoCAD对象
acad = win32com.client.Dispatch("AutoCAD.Application.23")
 
# 获取活动文档和模型空间
acaddoc = acad.ActiveDocument
acadmod = acaddoc.ModelSpace
layout = acaddoc.layouts.item('Model')
plot = acaddoc.Plot
 
# 获取默认打印机
_PRINTER = win32print.GetDefaultPrinter()
_HPRINTER = win32print.OpenPrinter(_PRINTER)
 
# 打印样式设置函数
def PrinterStyleSetting():
    acaddoc.SetVariable('BACKGROUNDPLOT', 0)
    layout.ConfigName = 'RICOH MP C2011'
    layout.StyleSheet = 'monochrome.ctb'
    layout.PlotWithLineweights = False
    layout.CanonicalMediaName = 'A3'
    layout.PlotRotation = 1
    layout.CenterPlot = True
    layout.PlotWithPlotStyles = True
    layout.PlotHidden = False
    print(layout.GetPlotStyleTableNames()[-1])
    layout.PlotType = 4
 
# 默认起始位置和绘图尺寸
DEFAULT_START_POSITION = (3, 3)
DRAWING_SIZE = (598, 422)
DRAWING_INTEND = 700
 
# 后台打印类
class BackPrint(object):
    _instance = None
 
    def __new__(cls, *args, **kw):
        if cls._instance is None:
            cls._instance = super(BackPrint, cls).__new__(cls)
        return cls._instance
 
    def __init__(self, PositionX, PositionY):
        self.x = PositionX
        self.y = PositionY
 
    @staticmethod
    def APoint(x, y):
        return win32com.client.VARIANT(pythoncom.VT_ARRAY | pythoncom.VT_R8, (x, y))
 
    def run(self, Scale=1.0):
        po1 = self.APoint(self.x * Scale - 1, self.y * Scale)
        po2 = self.APoint(self.x * Scale - 1 + DRAWING_SIZE[0], self.y * Scale + DRAWING_SIZE[1])
        layout.SetWindowToPlot(po1, po2)
        PrinterStyleSetting()
        plot.PlotToDevice()
 
# 打印任务类
class PrintTask:
    def __init__(self, maxPrintPositionArray, startPosition=(DEFAULT_START_POSITION[0], DEFAULT_START_POSITION[1])):
        self._PrinterStatus = 'Waiting'
        self.maxPrintPositionArray = maxPrintPositionArray
        self.printBasePointArray = []
        self.taskPoint = startPosition
        self.PrintingTaskNumber = 0
 
    def runtask(self):
        if not self.printBasePointArray:
            self.printBasePointArray = self.generalPrintBasePointArray(self.maxPrintPositionArray)
 
        for position in self.printBasePointArray:
            self.taskPoint = position
            current_task = BackPrint(*position)
            current_task.run()
 
            self.PrintingTaskNumber = len(win32print.EnumJobs(_HPRINTER, 0, -1, 1))
 
            while self.PrintingTaskNumber >= 5:
                time.sleep(1)
                self.PrintingTaskNumber = len(win32print.EnumJobs(_HPRINTER, 0, -1, 1))
            time.sleep(1)
 
    def ResumeTask(self):
        pass
 
    def generalPrintBasePointArray(self, maxPrintPositionArray):
        printBasePointArray = []
        next_drawing_xORy_intend = DRAWING_INTEND
 
        current_x = int((self.taskPoint[0] - 4) / DRAWING_INTEND) * DRAWING_INTEND + DEFAULT_START_POSITION[0]
        current_y = int((self.taskPoint[1] - 4) / DRAWING_INTEND) * DRAWING_INTEND + DEFAULT_START_POSITION[1]
 
        for position in maxPrintPositionArray:
            while current_x <= position + DEFAULT_START_POSITION[0]:
                printBasePointArray.append((current_x, current_y))
                current_x += next_drawing_xORy_intend
            current_x = DEFAULT_START_POSITION[0]
            current_y += next_drawing_xORy_intend
        return printBasePointArray
 
    def getTaskNumber(self):
        TaskNumber = self.PrintingTaskNumber
        try:
            TaskNumber = len(win32print.EnumJobs(_HPRINTER, 0, -1, 1))
            return TaskNumber
        except Exception as e:
            return TaskNumber
 
if __name__ == '__main__':
    task = PrintTask([27895, ], (6194, 4))
    task.runtask()