C++ (Cpp) get_djvu_hyperlink_mapping Exemples

Exemple #1

Fichier : DjvuDroidBridge.cpp Projet : FunPanda08/EBook-Reader-for-android

jobject djvu_links_get_links(JNIEnv *jenv, ddjvu_document_t* djvu_document, int page)
{

	DEBUG("djvu_links_get_links %d", page);

    miniexp_t page_annotations = miniexp_nil;
    miniexp_t *hyperlinks = NULL, *iter = NULL;
    ddjvu_pageinfo_t page_info;

    jobject arrayList = NULL;

    page_annotations = ddjvu_document_get_pageanno(djvu_document, page);

    ddjvu_document_get_pageinfo(djvu_document, page, &page_info);

    if (page_annotations)
    {
        hyperlinks = ddjvu_anno_get_hyperlinks(page_annotations);
        if (hyperlinks)
        {

            jclass arrayListClass = jenv->FindClass("java/util/ArrayList");
            if (!arrayListClass)
                return arrayList;

            jmethodID alInitMethodId = jenv->GetMethodID(arrayListClass, "<init>", "()V");
            if (!alInitMethodId)
                return arrayList;

            jmethodID alAddMethodId = jenv->GetMethodID(arrayListClass, "add", "(Ljava/lang/Object;)Z");
            if (!alAddMethodId)
                return arrayList;

            arrayList = jenv->NewObject(arrayListClass, alInitMethodId);
            if (!arrayList)
                return arrayList;

            for (iter = hyperlinks; *iter; ++iter)
            {
                jobject hl = get_djvu_hyperlink_mapping(jenv, djvu_document, &page_info, *iter);
                if (hl)
                    jenv->CallBooleanMethod(arrayList, alAddMethodId, hl);
                //jenv->DeleteLocalRef(hl);
            }
            free(hyperlinks);
        }
        ddjvu_miniexp_release(djvu_document, page_annotations);
    }
    return arrayList;
}

Exemple #2

Fichier : djvu-links.c Projet : 4eremuxa/evince

EvMappingList *
djvu_links_get_links (EvDocumentLinks *document_links,
                      gint             page,
                      double           scale_factor)
{
	DjvuDocument *djvu_document = DJVU_DOCUMENT (document_links);
	GList *retval = NULL;
	miniexp_t page_annotations = miniexp_nil;
	miniexp_t *hyperlinks = NULL, *iter = NULL;
	EvMapping *ev_link_mapping;
        ddjvu_pageinfo_t page_info;

	while ((page_annotations = ddjvu_document_get_pageanno (djvu_document->d_document, page)) == miniexp_dummy)
		djvu_handle_events (djvu_document, TRUE, NULL);

	while (ddjvu_document_get_pageinfo (djvu_document->d_document, page, &page_info) < DDJVU_JOB_OK)
		djvu_handle_events(djvu_document, TRUE, NULL);

	if (page_annotations) {
		hyperlinks = ddjvu_anno_get_hyperlinks (page_annotations);
		if (hyperlinks) {
			for (iter = hyperlinks; *iter; ++iter) {
				ev_link_mapping = get_djvu_hyperlink_mapping (djvu_document, page, &page_info, *iter);
				if (ev_link_mapping) {
					ev_link_mapping->area.x1 *= scale_factor;
					ev_link_mapping->area.x2 *= scale_factor;
					ev_link_mapping->area.y1 *= scale_factor;
					ev_link_mapping->area.y2 *= scale_factor;
					retval = g_list_prepend (retval, ev_link_mapping);
				}
			}
			free (hyperlinks);
		}
		ddjvu_miniexp_release (djvu_document->d_document, page_annotations);
	}
	
	return ev_mapping_list_new (page, retval, (GDestroyNotify)g_object_unref);
}