System::SharedPtr<Project> project = System::MakeObject<Project>(dataDir + u"CreateProject2.mpp");
System::SharedPtr<ImageSaveOptions> saveOptions = System::MakeObject<ImageSaveOptions>(Aspose::Tasks::Saving::SaveFileFormat::PNG);
saveOptions->set_StartDate(project->Get<System::DateTime>(Prj::StartDate()).AddDays(-3));
saveOptions->set_EndDate(project->Get<System::DateTime>(Prj::FinishDate()));
    
saveOptions->set_MarkCriticalTasks(true);
saveOptions->set_LegendOnEachPage(false);
    
saveOptions->set_Gridlines(System::MakeObject<System::Collections::Generic::List<System::SharedPtr<Gridline>>>());
    
System::SharedPtr<Gridline> gridline = System::MakeObject<Gridline>();
gridline->set_GridlineType(Aspose::Tasks::Visualization::GridlineType::GanttRow);
gridline->set_Color(System::Drawing::Color::get_CornflowerBlue());
gridline->set_Pattern(Aspose::Tasks::Visualization::LinePattern::Dashed);
saveOptions->get_Gridlines()->Add(gridline);
    
// Save the whole project layout to one file
project->Save(dataDir + u"PrintProjectPagesToSeparateFiles1_out.png", System::StaticCast<Aspose::Tasks::Saving::SaveOptions>(saveOptions));
    
// Save project layout to separate files
saveOptions->set_SaveToSeparateFiles(true);
project->Save(dataDir + u"PrintProjectPagesToSeparateFiles2_out.png", System::StaticCast<Aspose::Tasks::Saving::SaveOptions>(saveOptions));