How to use

BookTransformer

in

slimeknights.mantle.client.book

 public static void init() {
  BookLoader.registerPageType(ContentMaterial.ID, ContentMaterial.class);
  BookLoader.registerPageType(ContentModifier.ID, ContentModifier.class);
  BookLoader.registerPageType(ContentModifierFortify.ID, ContentModifierFortify.class);
  BookLoader.registerPageType(ContentTool.ID, ContentTool.class);
  BookLoader.registerPageType(ContentSingleStatMultMaterial.ID, ContentSingleStatMultMaterial.class);
  BookLoader.registerPageType(ContentImageText2.ID, ContentImageText2.class);
  INSTANCE.addRepository(new FileRepository(Util.resource("book")));
  INSTANCE.addTransformer(new ToolSectionTransformer());
  INSTANCE.addTransformer(new MaterialSectionTransformer());
  INSTANCE.addTransformer(new ModifierSectionTransformer());
  INSTANCE.addTransformer(new BowMaterialSectionTransformer());
  INSTANCE.addTransformer(BookTransformer.IndexTranformer());
 }
}

/**
 * Adds a book to the loader, and returns a reference object
 * Be warned that the returned BookData object is not immediately populated, and is instead populated when the resources are loaded/reloaded
 *
 * @param name               The name of the book, modid: will be automatically appended to the front of the name unless that is already added
 * @param appendIndex        Whether an index should be added to the front of the book using a BookTransformer
 * @param appendContentTable Whether a table of contents should be added to the front of each section using a BookTransformer
 * @param repositories       All the repositories the book will load the sections from
 * @return The book object, not immediately populated
 */
public static BookData registerBook(String name, boolean appendIndex, boolean appendContentTable, BookRepository... repositories) {
 BookData info = new BookData(repositories);
 books.put(name.contains(":") ? name : Loader.instance().activeModContainer().getModId() + ":" + name, info);
 if(appendIndex) {
  info.addTransformer(BookTransformer.IndexTranformer());
 }
 if(appendContentTable) {
  info.addTransformer(BookTransformer.contentTableTransformer());
 }
 return info;
}

transformer.transform(this);

public static void integrate() {
 INSTANCE.addRepository(new FileRepository(EnderIO.DOMAIN + ":eiobook"));
 INSTANCE.addTransformer(BookTransformer.IndexTranformer());
}