[每日一码] PlotToFile这个函数怎么在cad中选一个区域打印成pdf图片
请高手帮忙看下这段代码，为啥执行pPlot->PlotToFile(w采用str.c采用str(), szPrinterPath);就会异常根本就不能打印出pdf图片。在线等
/*
*区域打印
*
*/
void Cplot::OnPrint(std::string strPath,int size,bool direc,AcGePoint2d ptStart,AcGePoint2d ptEnd)
{
acDocManager->lockDocument(acDocManager->curDocument());
// Use ActiveX interface to get the application object
IAcadApplicationPtr pAcad = acedGetAcadWinApp()->GetIDispatch(TRUE);
//get the path to plotter configuration
采用bstr采用t szPrinterPath;
szPrinterPath = pAcad->Preferences->GetFiles()->GetPrinterConfigPath() + 采用bstr采用t("\\DWG To PDF.pc3");//采用T("DWG To PDF.pc3");//采用T("DWF6 eplot.pc3");
// get the current database
//AcDbDatabase *curDocDB = acdbHostApplicationServices()->workingDatabase();
// get a pointer to the layout manager
AcApLayoutManager *pLayoutManager = (AcApLayoutManager *)acdbHostApplicationServices()->layoutManager();
const ACHAR *layoutName = pLayoutManager->findActiveLayout (true);
// get the current layout
AcDbLayout *pLayout = pLayoutManager->findLayoutNamed (layoutName, true);
// if we got it ok
if (pLayout != NULL)
{
Acad::ErrorStatus es;
// get the plotsetttings class
AcDbPlotSettingsValidator *pPlotSettingsValidator = acdbHostApplicationServices()->plotSettingsValidator();
// if we got it ok
if (pPlotSettingsValidator != NULL)
{
// Refresh the layout lists in order to use it
pPlotSettingsValidator->refreshLists (pLayout);
// change the current layout plotter
es = pPlotSettingsValidator->setPlotCfgName (pLayout, szPrinterPath);
// set the window to plot as the extents of the drawing
ACHAR* m采用Name采用2 = 采用T("ISO采用A2采用(420.00采用x采用594.00采用MM)");//图纸名称
ACHAR* m采用Name采用3 = 采用T("ISO采用A3采用(297.00采用x采用420.00采用MM)");//图纸名称
ACHAR* m采用Name采用4 = 采用T("ISO采用A4采用(210.00采用x采用297.00采用MM)");//图纸名称
ACHAR* m采用mediaName;
if (size == 2){
m采用mediaName = m采用Name采用2;
}
else if (size == 3){
m采用mediaName = m采用Name采用3;
}
else if (size ==4){
m采用mediaName = m采用Name采用4;
}
es = pPlotSettingsValidator->setCanonicalMediaName(pLayout,m采用mediaName);//设置图纸尺寸
es = pPlotSettingsValidator->setPlotWindowArea(pLayout,ptStart.x,ptStart.y,ptEnd.x,ptEnd.y);//设置打印范围,超出给范围的将打不出来
es = pPlotSettingsValidator->setPlotOrigin(pLayout,ptStart.x,ptStart.y);//设置打印原点
es = pPlotSettingsValidator->setPlotType(pLayout,AcDbPlotSettings::kWindow);//设置打印范围为窗口
es = pPlotSettingsValidator->setCurrentStyleSheet(pLayout,采用T("acad.ctb"));//设置打印样式表
es = pPlotSettingsValidator->setPlotCentered(pLayout,true);//是否居中打印
es = pPlotSettingsValidator->setUseStandardScale(pLayout,true);//设置是否采用标准比例
es = pPlotSettingsValidator->setStdScaleType(pLayout,AcDbPlotSettings::kScaleToFit);//布满图纸
PlotRotation m采用direc;
if (direc) m采用direc = AcDbPlotSettings::k0degrees; //纵向
else m采用direc = AcDbPlotSettings::k90degrees;//横向
es = pPlotSettingsValidator->setPlotRotation(pLayout,m采用direc);//设置打印方向
}
pLayout->close ();
// get the current document
IAcadDocumentPtrpDoc = pAcad->GetActiveDocument();
//pDoc->SetVariable("BACKGROUNDPLOT",0);
//pDoc->ActiveLayout->RefreshPlotDeviceInfo();
// create a plot object
IAcadPlotPtr pPlot = pDoc->GetPlot();
// lets plot
std::wstring w采用str = CStringUtil::s2ws(strPath);
try
{
pPlot->PlotToFile(w采用str.c采用str(), szPrinterPath);
acDocManager->unlockDocument(acDocManager->curDocument());
}
catch (...)
{
acDocManager->unlockDocument(acDocManager->curDocument());
AfxMessageBox(采用T("打印任务繁忙，请稍后再试!"));
return;
}
}
}
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