Format Text

Apache POI SL

XMLSlideShow ppt = new XMLSlideShow();
XSLFSlide slide = ppt.createSlide();

XSLFTextBox shape = slide.createTextBox();
XSLFTextParagraph p = shape.addNewTextParagraph();

XSLFTextRun r1 = p.addNewTextRun();
r1.setText("The");
r1.setFontColor(Color.blue);
r1.setFontSize(24);

XSLFTextRun r2 = p.addNewTextRun();
r2.setText(" quick");
r2.setFontColor(Color.red);
r2.setBold(true);

XSLFTextRun r3 = p.addNewTextRun();
r3.setText(" brown");
r3.setFontSize(12);
r3.setItalic(true);
r3.setStrikethrough(true);

XSLFTextRun r4 = p.addNewTextRun();
r4.setText(" fox");
r4.setUnderline(true);

Aspose.Slides

//Instantiate a Presentation object that represents a PPTX file
Presentation pres = new Presentation("data/unformatted.pptx");

//Accessing a slide using its slide position
ISlide slide = pres.getSlides().get_Item(0);

//Accessing the first and second placeholder in the slide and typecasting it as AutoShape
ITextFrame tf1 = ((IAutoShape)slide.getShapes().get_Item(0)).getTextFrame();
ITextFrame tf2 = ((IAutoShape)slide.getShapes().get_Item(1)).getTextFrame();

//Accessing the first Paragraph
IParagraph para1 = tf1.getParagraphs().get_Item(0);
IParagraph para2 = tf2.getParagraphs().get_Item(0);

//Accessing the first portion
IPortion port1 = para1.getPortions().get_Item(0);
IPortion port2 = para2.getPortions().get_Item(0);

//Define new fonts
FontData fd1 = new FontData("Elephant");
FontData fd2 = new FontData("Castellar");

//Assign new fonts to portion
port1.getPortionFormat().setLatinFont(fd1);
port2.getPortionFormat().setLatinFont(fd2);

//Set font to Bold
port1.getPortionFormat().setFontBold(NullableBool.True);
port2.getPortionFormat().setFontBold(NullableBool.True);

//Set font to Italic
port1.getPortionFormat().setFontItalic(NullableBool.True);
port2.getPortionFormat().setFontItalic(NullableBool.True);

//Set font color
port1.getPortionFormat().getFillFormat().setFillType(FillType.Solid);
port1.getPortionFormat().getFillFormat().getSolidFillColor().setColor(Color.BLUE);
port2.getPortionFormat().getFillFormat().setFillType(FillType.Solid);
port2.getPortionFormat().getFillFormat().getSolidFillColor().setColor(Color.GREEN);

Download Source Code