コード例 #1
0
static fz_error *
loadoutline(pdf_outline **nodep, pdf_xref *xref, fz_obj *dict)
{
	fz_error *error;
	pdf_outline *node;
	fz_obj *obj;

	node = fz_malloc(sizeof(pdf_outline));
	node->title = "<unknown>";
	node->link = nil;
	node->child = nil;
	node->next = nil;

	pdf_logpage("load outline {\n");

	obj = fz_dictgets(dict, "Title");
	if (obj)
	{
		error = pdf_toutf8(&node->title, obj);
		if (error)
			return error;
		pdf_logpage("title %s\n", node->title);
	}

	if (fz_dictgets(dict, "Dest") || fz_dictgets(dict, "A"))
	{
		error = pdf_loadlink(&node->link, xref, dict);
		if (error)
			return error;
	}

	obj = fz_dictgets(dict, "First");
	if (obj)
	{
		error = pdf_resolve(&obj, xref);
		if (error)
			return error;
		error = loadoutline(&node->child, xref, obj);
		fz_dropobj(obj);
		if (error)
			return error;
	}

	pdf_logpage("}\n");

	obj = fz_dictgets(dict, "Next");
	if (obj)
	{
		error = pdf_resolve(&obj, xref);
		if (error)
			return error;
		error = loadoutline(&node->next, xref, obj);
		fz_dropobj(obj);
		if (error)
			return error;
	}

	*nodep = node;
	return nil;
}
コード例 #2
0
static fz_error
loadoutline(pdf_outline **nodep, pdf_xref *xref, fz_obj *dict)
{
	fz_error error;
	pdf_outline *node;
	fz_obj *obj;

	node = fz_malloc(sizeof(pdf_outline));
	node->title = nil;
	node->link = nil;
	node->child = nil;
	node->next = nil;

	pdf_logpage("load outline {\n");

	obj = fz_dictgets(dict, "Title");
	if (obj)
	{
		error = pdf_toutf8(&node->title, obj);
		if (error)
			return fz_rethrow(error, "cannot convert Title to UTF-8");
		pdf_logpage("title %s\n", node->title);
	}

	if (fz_dictgets(dict, "Dest") || fz_dictgets(dict, "A"))
	{
		error = pdf_loadlink(&node->link, xref, dict);
		if (error)
			return fz_rethrow(error, "cannot load link");
	}

	obj = fz_dictgets(dict, "First");
	if (obj)
	{
		error = loadoutline(&node->child, xref, obj);
		if (error)
			return fz_rethrow(error, "cannot load outline");
	}

	pdf_logpage("}\n");

	obj = fz_dictgets(dict, "Next");
	if (obj)
	{
		error = loadoutline(&node->next, xref, obj);
		if (error)
			return fz_rethrow(error, "cannot load outline");
	}

	*nodep = node;
	return fz_okay;
}
コード例 #3
0
fz_error
pdf_loadoutline(pdf_outline **nodep, pdf_xref *xref)
{
	fz_error error;
	pdf_outline *node;
	fz_obj *obj;
	fz_obj *first;

	pdf_logpage("load outlines {\n");

	node = nil;

	obj = fz_dictgets(xref->root, "Outlines");
	if (obj)
	{
		first = fz_dictgets(obj, "First");
		if (first)
		{
			error = loadoutline(&node, xref, first);
			if (error)
				return fz_rethrow(error, "cannot load outline");
		}
	}

	pdf_logpage("}\n");

	*nodep = node;
	return fz_okay;
}
コード例 #4
0
fz_error *
pdf_loadoutline(pdf_outline **nodep, pdf_xref *xref)
{
	fz_error *error;
	pdf_outline *node;
	fz_obj *obj;
	fz_obj *first;

	pdf_logpage("load outlines {\n");

	node = nil;

	obj = fz_dictgets(xref->root, "Outlines");
	if (obj)
	{
		error = pdf_resolve(&obj, xref);
		if (error)
			return error;

		first = fz_dictgets(obj, "First");
		if (first)
		{
			error = pdf_resolve(&first, xref);
			fz_dropobj(obj);
			if (error)
				return error;
			error = loadoutline(&node, xref, first);
			fz_dropobj(first);
			if (error)
				return error;
		}
		else
			fz_dropobj(obj);
	}

	pdf_logpage("}\n");

	*nodep = node;
	return nil;
}