C++ (Cpp) walkTableOfContent Examples

Example #1

/*
 * Return a table like this:
 * {
 *    {
 *       page=12,
 *       xpointer = "/body/DocFragment[11].0",
 *       depth=1,
 *       title="chapter1"
 *    },
 *    {
 *       page=54,
 *       xpointer = "/body/DocFragment[13].0",
 *       depth=1,
 *       title="chapter2"
 *    },
 * }
 *
 */
static int getTableOfContent(lua_State *L) {
	CreDocument *doc = (CreDocument*) luaL_checkudata(L, 1, "credocument");

	LVTocItem * toc = doc->text_view->getToc();
	int count = 1;

	lua_newtable(L);
	walkTableOfContent(L, toc, &count);

	return 1;
}

Example #2

File: djvu.c Project: Markismus/koreader-base

static int walkTableOfContent(lua_State *L, miniexp_t r, int *count, int depth) {
	depth++;

	miniexp_t lista = miniexp_cdr(r); // go inside bookmars in the list

	int length = miniexp_length(r);
	int counter = 0;
	const char* page_name;
	int page_number;

	while(counter < length-1) {
		lua_pushnumber(L, *count);
		lua_newtable(L);

		lua_pushstring(L, "page");
		page_name = miniexp_to_str(miniexp_car(miniexp_cdr(miniexp_nth(counter, lista))));
		if(page_name != NULL && page_name[0] == '#') {
			errno = 0;
			page_number = strtol(page_name + 1, NULL, 10);
			if(!errno) {
				lua_pushnumber(L, page_number);
			} else {
				/* we can not parse this as a number, TODO: parse page names */
				lua_pushnumber(L, -1);
			}
		} else {
			/* something we did not expect here */
			lua_pushnumber(L, -1);
		}
		lua_settable(L, -3);

		lua_pushstring(L, "depth");
		lua_pushnumber(L, depth);
		lua_settable(L, -3);

		lua_pushstring(L, "title");
		lua_pushstring(L, miniexp_to_str(miniexp_car(miniexp_nth(counter, lista))));
		lua_settable(L, -3);

		lua_settable(L, -3);

		(*count)++;

		if (miniexp_length(miniexp_cdr(miniexp_nth(counter, lista))) > 1) {
			walkTableOfContent(L, miniexp_cdr(miniexp_nth(counter, lista)), count, depth);
		}
		counter++;
	}
	return 0;
}

Example #3

File: djvu.c Project: Markismus/koreader-base

static int getTableOfContent(lua_State *L) {
	DjvuDocument *doc = (DjvuDocument*) luaL_checkudata(L, 1, "djvudocument");
	miniexp_t r;
	int count = 1;

	while ((r=ddjvu_document_get_outline(doc->doc_ref))==miniexp_dummy)
		handle(L, doc->context, True);

	//printf("lista: %s\n", miniexp_to_str(miniexp_car(miniexp_nth(1, miniexp_cdr(r)))));

	lua_newtable(L);
	walkTableOfContent(L, r, &count, 0);

	return 1;
}

Example #4

/*
 * helper function for getTableOfContent()
 */
static int walkTableOfContent(lua_State *L, LVTocItem *toc, int *count) {
	LVTocItem *toc_tmp = NULL;
	int i = 0,
		nr_child = toc->getChildCount();

	for (i = 0; i < nr_child; i++)  {
		toc_tmp = toc->getChild(i);
		lua_pushnumber(L, (*count)++);

		/* set subtable, Toc entry */
		lua_newtable(L);
		lua_pushstring(L, "page");
		lua_pushnumber(L, toc_tmp->getPage()+1);
		lua_settable(L, -3);

		lua_pushstring(L, "xpointer");
		lua_pushstring(L, UnicodeToLocal(
							toc_tmp->getXPointer().toString()).c_str()
							);
		lua_settable(L, -3);

		lua_pushstring(L, "depth");
		lua_pushnumber(L, toc_tmp->getLevel());
		lua_settable(L, -3);

		lua_pushstring(L, "title");
		lua_pushstring(L, UnicodeToLocal(toc_tmp->getName()).c_str());
		lua_settable(L, -3);


		/* set Toc entry to Toc table */
		lua_settable(L, -3);

		if (toc_tmp->getChildCount() > 0) {
			walkTableOfContent(L, toc_tmp, count);
		}
	}
	return 0;
}