แผนภูมิรูปแบบ PPTX ใน C ++

// Output File Path.
const String outputFilePath = u"OutputDirectory\\column_chart.pptx";

// Instantiate Presentation class
SharedPtr<Presentation> pres = MakeObject<Presentation>();

// Access first slide
SharedPtr<ISlide> slide = pres->get_Slides()->idx_get(0);

// Add chart with default data
SharedPtrv<IChart> chart = slide->get_Shapes()->AddChart(Aspose::Slides::Charts::ChartType::ClusteredColumn, 0, 0, 500, 500);

// Setting the index of chart data sheet
int defaultWorksheetIndex = 0;

// Getting the chart data workbook
SharedPtr<IChartDataWorkbook> fact = chart->get_ChartData()->get_ChartDataWorkbook();

// Setting chart Title
chart->get_ChartTitle()->AddTextFrameForOverriding(u"Sample Title");
chart->get_ChartTitle()->get_TextFrameForOverriding()->get_TextFrameFormat()->set_CenterText(NullableBool::True);
chart->get_ChartTitle()->set_Height(20);
chart->set_HasTitle(true);

// Delete default generated series and categories
chart->get_ChartData()->get_Series()->Clear();
chart->get_ChartData()->get_Categories()->Clear();
int s = chart->get_ChartData()->get_Series()->get_Count();
s = chart->get_ChartData()->get_Categories()->get_Count();

// Add series
chart->get_ChartData()->get_Series()->Add(fact->GetCell(defaultWorksheetIndex, 0, 1, ObjectExt::Box<System::String>(u"Series 1")), chart->get_Type());
chart->get_ChartData()->get_Series()->Add(fact->GetCell(defaultWorksheetIndex, 0, 2, ObjectExt::Box<System::String>(u"Series 2")), chart->get_Type());

// Add categories
chart->get_ChartData()->get_Categories()->Add(fact->GetCell(defaultWorksheetIndex, 1, 0, ObjectExt::Box<System::String>(u"Category 1")));
chart->get_ChartData()->get_Categories()->Add(fact->GetCell(defaultWorksheetIndex, 2, 0, ObjectExt::Box<System::String>(u"Category 2")));
chart->get_ChartData()->get_Categories()->Add(fact->GetCell(defaultWorksheetIndex, 3, 0, ObjectExt::Box<System::String>(u"Category 3")));

// Take first chart series
SharedPtr<IChartSeries> series = chart->get_ChartData()->get_Series()->idx_get(0);

// Populate series data
series->get_DataPoints()->AddDataPointForBarSeries(fact->GetCell(defaultWorksheetIndex, 1, 1, ObjectExt::Box(20)));
series->get_DataPoints()->AddDataPointForBarSeries(fact->GetCell(defaultWorksheetIndex, 2, 1, ObjectExt::Box(50)));
series->get_DataPoints()->AddDataPointForBarSeries(fact->GetCell(defaultWorksheetIndex, 3, 1, ObjectExt::Box(30)));

// Setting fill color for series
series->get_Format()->get_Fill()->set_FillType(FillType::Solid);
series->get_Format()->get_Fill()->get_SolidFillColor()->set_Color(System::Drawing::Color::get_Blue());

// Take second chart series
series = chart->get_ChartData()->get_Series()->idx_get(1);

// Populate series data
series->get_DataPoints()->AddDataPointForBarSeries(fact->GetCell(defaultWorksheetIndex, 1, 2, ObjectExt::Box(30)));
series->get_DataPoints()->AddDataPointForBarSeries(fact->GetCell(defaultWorksheetIndex, 2, 2, ObjectExt::Box(10)));
series->get_DataPoints()->AddDataPointForBarSeries(fact->GetCell(defaultWorksheetIndex, 3, 2, ObjectExt::Box(60)));

// Setting fill color for series
series->get_Format()->get_Fill()->set_FillType(FillType::Solid);
series->get_Format()->get_Fill()->get_SolidFillColor()->set_Color(System::Drawing::Color::get_Orange());

// First label will be show Category name
SharedPtr<IDataLabel> lbl = series->get_DataPoints()->idx_get(0)->get_Label();
lbl->get_DataLabelFormat()->set_ShowCategoryName(true);

lbl = series->get_DataPoints()->idx_get(1)->get_Label();
lbl->get_DataLabelFormat()->set_ShowSeriesName(true);

// Show value for third label
lbl = series->get_DataPoints()->idx_get(2)->get_Label();
lbl->get_DataLabelFormat()->set_ShowValue(true);
lbl->get_DataLabelFormat()->set_ShowSeriesName(true);
lbl->get_DataLabelFormat()->set_Separator(u"/");

// Save PPTX file
pres->Save(outputFilePath, Aspose::Slides::Export::SaveFormat::Pptx);