static gchar *
ev_page_accessible_get_selection (AtkText *text,
gint selection_num,
gint *start_pos,
gint *end_pos)
{
EvPageAccessible *self = EV_PAGE_ACCESSIBLE (text);
EvView *view = ev_page_accessible_get_view (self);
gchar *selected_text = NULL;
gchar *normalized_text = NULL;
GList *l;
*start_pos = -1;
*end_pos = -1;
if (selection_num != 0)
return NULL;
if (!EV_IS_SELECTION (view->document) || !view->selection_info.selections)
return NULL;
for (l = view->selection_info.selections; l != NULL; l = l->next) {
EvViewSelection *selection = (EvViewSelection *)l->data;
gint start, end;
if (selection->page != self->priv->page)
continue;
if (get_selection_bounds (view, selection, &start, &end) && start != end) {
EvPage *page;
page = ev_document_get_page (view->document, selection->page);
ev_document_doc_mutex_lock ();
selected_text = ev_selection_get_selected_text (EV_SELECTION (view->document),
page,
selection->style,
&(selection->rect));
ev_document_doc_mutex_unlock ();
g_object_unref (page);
*start_pos = start;
*end_pos = end;
}
break;
}
if (selected_text) {
normalized_text = g_utf8_normalize (selected_text, -1, G_NORMALIZE_NFKC);
g_free (selected_text);
}
return normalized_text;
}
static gboolean
press (EvView * view, GdkEventButton *event, EvDocumentModel *model)
{
EvDocument *doc = ev_document_model_get_document (model);
gint i = ev_document_model_get_page (model);
if (event->button != 1)
infodialog (help_text);
nearest_annotation_text = NULL;
extern EvMappingList * ev_document_annotations_get_annotations();
EvMappingList *mapping_list = ev_document_annotations_get_annotations (doc, ev_document_get_page(doc, i));
if(mapping_list)
{
gdouble nearest = G_MAXDOUBLE;
GList *g = ev_mapping_list_get_list (mapping_list);
for (;g;g=g->next)
{
EvMapping *mapping = g->data;
EvAnnotation *annot = mapping->data;
gdouble annottx = ev_document_model_get_scale (model)*(mapping->area.x1 + mapping->area.x2)/2;
gdouble annotty = ev_document_model_get_scale (model)*(mapping->area.y1 + mapping->area.y2)/2;
gdouble dist = (annottx-event->x)*(annottx-event->x) + (annotty-event->y)*(annotty-event->y);
if(dist < nearest) {
nearest = dist;
nearest_annotation_text = ev_annotation_get_contents (annot);
}
}
}
//g_print("\n\npress signal (%f, %f) %s\n", event->x, event->y, nearest_annotation_text);
return FALSE;
}
static void
ev_document_setup_cache (EvDocument *document)
{
EvDocumentPrivate *priv = document->priv;
gint i;
/* Cache some info about the document to avoid
* going to the backends since it requires locks
*/
priv->n_pages = _ev_document_get_n_pages (document);
for (i = 0; i < priv->n_pages; i++) {
EvPage *page = ev_document_get_page (document, i);
gdouble page_width = 0;
gdouble page_height = 0;
EvPageSize *page_size;
gchar *page_label;
_ev_document_get_page_size (document, page, &page_width, &page_height);
if (i == 0) {
priv->uniform_width = page_width;
priv->uniform_height = page_height;
priv->max_width = priv->uniform_width;
priv->max_height = priv->uniform_height;
priv->min_width = priv->uniform_width;
priv->min_height = priv->uniform_height;
} else if (priv->uniform &&
(priv->uniform_width != page_width ||
priv->uniform_height != page_height)) {
/* It's a different page size. Backfill the array. */
int j;
priv->page_sizes = g_new0 (EvPageSize, priv->n_pages);
for (j = 0; j < i; j++) {
page_size = &(priv->page_sizes[j]);
page_size->width = priv->uniform_width;
page_size->height = priv->uniform_height;
}
priv->uniform = FALSE;
}
if (!priv->uniform) {
page_size = &(priv->page_sizes[i]);
page_size->width = page_width;
page_size->height = page_height;
if (page_width > priv->max_width)
priv->max_width = page_width;
if (page_width < priv->min_width)
priv->min_width = page_width;
if (page_height > priv->max_height)
priv->max_height = page_height;
if (page_height < priv->min_height)
priv->min_height = page_height;
}
page_label = _ev_document_get_page_label (document, page);
if (page_label) {
if (!priv->page_labels)
priv->page_labels = g_new0 (gchar *, priv->n_pages);
priv->page_labels[i] = page_label;
priv->max_label = MAX (priv->max_label,
g_utf8_strlen (page_label, 256));
}
g_object_unref (page);
}
}
static gboolean
find_annotated_pages (EvDocumentModel *model)
{
EvDocument *doc = ev_document_model_get_document (model);
gint i;
for (i=0; i< ev_document_get_n_pages(doc);i++)
{
extern EvMappingList * ev_document_annotations_get_annotations();
EvMappingList *mapping_list = ev_document_annotations_get_annotations (doc, ev_document_get_page(doc, i));
if(mapping_list)
{
annotated_pages = g_list_append (annotated_pages, GINT_TO_POINTER(i));
}
}
return (annotated_pages != NULL);
}
