Apache POI HSLF Create PowerPoint Slide

POI-HSLF - Java API To Access Microsoft Powerpoint Format Files
Busy Developers' Guide to HSLF drawing layer

import java.io.FileOutputStream;
import java.io.IOException;

import org.apache.poi.hslf.model.AutoShape;
import org.apache.poi.hslf.model.ShapeTypes;
import org.apache.poi.hslf.model.Slide;
import org.apache.poi.hslf.model.TextBox;
import org.apache.poi.hslf.model.TextRun;
import org.apache.poi.hslf.record.Record;
import org.apache.poi.hslf.record.StyleTextPropAtom;
import org.apache.poi.hslf.record.TextHeaderAtom;
import org.apache.poi.hslf.usermodel.RichTextRun;
import org.apache.poi.hslf.usermodel.SlideShow;

public class Main {

  private static void buildRichTextRuns(TextRun textRun) {
    StyleTextPropAtom styleAtom = null;
    Record[] records = textRun.getRecords();
    for (Record record : records) {
      if (record instanceof StyleTextPropAtom) {
        styleAtom = (StyleTextPropAtom) record;
      }
    }

    styleAtom.getParagraphStyles().clear();
    styleAtom.getCharacterStyles().clear();
    String text = textRun.getText();
    String[] lines = text.split("[\\n]");
    for (String line : lines) {
      int length = line.length() + 1;
      styleAtom.addParagraphTextPropCollection(length);
      styleAtom.addCharacterTextPropCollection(length);
    }

    textRun.buildRichTextRuns(styleAtom.getParagraphStyles(),
        styleAtom.getCharacterStyles(), text);
  }

  public static void main(String[] args) throws IOException {
    SlideShow ppt = new SlideShow();
    {
      Slide slide = ppt.createSlide();
      {
        AutoShape title = new AutoShape(ShapeTypes.Rectangle);
        title.setAnchor(new java.awt.Rectangle(54, 167, 612, 117));
        title.setFillColor(null);
        title.setLineColor(null);
        title.setText("Title");
        TextRun textRun = title.getTextRun();
        textRun.setRunType(TextHeaderAtom.CENTER_TITLE_TYPE);
        textRun.getRichTextRuns()[0].setFontSize(44);
        slide.addShape(title);
      }
      {
        AutoShape subTitle = new AutoShape(ShapeTypes.Rectangle);
        subTitle.setAnchor(new java.awt.Rectangle(108, 306, 504, 138));
        subTitle.setFillColor(null);
        subTitle.setLineColor(null);
        subTitle.setText("SubTitle\rHello World");
        TextRun textRun = subTitle.getTextRun();
        textRun.setRunType(TextHeaderAtom.CENTRE_BODY_TYPE);
        textRun.getRichTextRuns()[0].setFontSize(32);
        subTitle.setVerticalAlignment(TextBox.AnchorTop);
        slide.addShape(subTitle);
      }
    }
    {
      Slide slide = ppt.createSlide();
      {
        AutoShape title = new AutoShape(ShapeTypes.Rectangle);

        title.setAnchor(new java.awt.Rectangle(36, 21, 648, 91));
        title.setFillColor(null);
        title.setLineColor(null);
        title.setText("Title");
        TextRun textRun = title.getTextRun();
        textRun.setRunType(TextHeaderAtom.TITLE_TYPE);
        textRun.getRichTextRuns()[0].setFontSize(44);
        slide.addShape(title);
      }
      {
        AutoShape textShape = new AutoShape(ShapeTypes.Rectangle);
        textShape.setText("Item 1\rSub Item 1\rItem 1\rSub Item 1");
        TextRun textRun = textShape.getTextRun();
        textRun.setRunType(TextHeaderAtom.BODY_TYPE);
        buildRichTextRuns(textRun);

        RichTextRun[] richTextRuns = textRun.getRichTextRuns();
        for (int i = 0; i < richTextRuns.length; i++) {
          RichTextRun richTextRun = richTextRuns[i];
          richTextRun.setIndentLevel(i);
          richTextRun.setAlignment(TextBox.AlignLeft);
        }
        textShape.setAnchor(new java.awt.Rectangle(36, 126, 648, 357));
        textShape.setFillColor(null);
        textShape.setLineColor(null);
        textShape.setVerticalAlignment(TextBox.AnchorTop);
        slide.addShape(textShape);
      }
    }
    FileOutputStream out = new FileOutputStream(args[0]);
    try {
      ppt.write(out);
    } finally {
      out.close();
    }
  }

}