static void
create_marker (EogImage *image,
EogMapPlugin *plugin)
{
gdouble lon, lat;
if (!image)
return;
if (!eog_image_has_data (image, EOG_IMAGE_DATA_EXIF) &&
!eog_image_load (image, EOG_IMAGE_DATA_EXIF, NULL, NULL))
return;
if (get_coordinates (image, &lat, &lon)) {
ChamplainLabel *marker;
marker = CHAMPLAIN_LABEL (champlain_label_new ());
champlain_label_set_draw_background (CHAMPLAIN_LABEL (marker), FALSE);
update_marker_image (marker, GTK_ICON_SIZE_MENU);
g_object_set_data_full (G_OBJECT (image), "marker", marker, (GDestroyNotify) clutter_actor_destroy);
g_object_set_data (G_OBJECT (marker), "image", image);
champlain_location_set_location (CHAMPLAIN_LOCATION (marker),
lat,
lon);
champlain_marker_layer_add_marker (plugin->layer, CHAMPLAIN_MARKER (marker));
g_signal_connect (marker,
"button-release-event",
G_CALLBACK (change_image),
plugin);
}
}
void
gth_map_view_real_set_file (GthPropertyView *base,
GthFileData *file_data)
{
GthMapView *self = GTH_MAP_VIEW (base);
int coordinates_available;
double latitude;
double longitude;
coordinates_available = 0;
if (file_data != NULL) {
GthMetadata *metadata;
metadata = (GthMetadata *) g_file_info_get_attribute_object (file_data->info, "Exif::GPSInfo::GPSLatitude");
if (metadata != NULL) {
latitude = exif_coordinate_to_decimal (gth_metadata_get_raw (metadata));
metadata = (GthMetadata *) g_file_info_get_attribute_object (file_data->info, "Exif::GPSInfo::GPSLatitudeRef");
if (metadata != NULL) {
if (g_strcmp0 (gth_metadata_get_raw (metadata), "S") == 0)
latitude = - latitude;
}
coordinates_available++;
}
metadata = (GthMetadata *) g_file_info_get_attribute_object (file_data->info, "Exif::GPSInfo::GPSLongitude");
if (metadata != NULL) {
longitude = exif_coordinate_to_decimal (gth_metadata_get_raw (metadata));
metadata = (GthMetadata *) g_file_info_get_attribute_object (file_data->info, "Exif::GPSInfo::GPSLongitudeRef");
if (metadata != NULL) {
if (g_strcmp0 (gth_metadata_get_raw (metadata), "W") == 0)
longitude = - longitude;
}
coordinates_available++;
}
}
if (coordinates_available == 2) {
char *position;
gtk_widget_hide (self->priv->no_gps_label);
gtk_widget_show (self->priv->embed);
position = decimal_coordinates_to_string (latitude, longitude);
champlain_label_set_text (CHAMPLAIN_LABEL (self->priv->marker), position);
g_free (position);
champlain_location_set_location (CHAMPLAIN_LOCATION (self->priv->marker), latitude, longitude);
champlain_view_center_on (CHAMPLAIN_VIEW (self->priv->map_view), latitude, longitude);
}
else {
gtk_widget_hide (self->priv->embed);
gtk_widget_show (self->priv->no_gps_label);
}
}
static ChamplainMarker *
add_marker(PlacemarksPlugin *plugin, const gchar *name, gdouble lat, gdouble lon)
{
PlacemarksPluginPrivate *priv;
priv = PLACEMARKS_PLUGIN (plugin)->priv;
ChamplainMarker *marker;
ClutterColor orange = { 0xf3, 0x94, 0x07, 0xbb };
marker = CHAMPLAIN_MARKER ( champlain_label_new_with_text (name, "Serif 14",
NULL, NULL));
champlain_label_set_use_markup (CHAMPLAIN_LABEL (marker), TRUE);
champlain_label_set_alignment (CHAMPLAIN_LABEL (marker), PANGO_ALIGN_RIGHT);
champlain_label_set_color (CHAMPLAIN_LABEL (marker), &orange);
champlain_location_set_location (CHAMPLAIN_LOCATION(marker), lat, lon);
champlain_marker_layer_add_marker (priv->markers_layer, CHAMPLAIN_MARKER (marker));
return marker;
}
static void show_text_markers (ClutterActor *actor, ClutterEvent *event, PhidiasItemsGeo *item)
{
GList *markers;
GList *iter;
ChamplainLabel *m;
if (item->priv->show_text == TRUE)
return;
markers = g_hash_table_get_values (item->priv->markers);
for (iter = markers; iter; iter = g_list_next (iter)) {
m = CHAMPLAIN_LABEL (iter->data);
champlain_label_set_image (m, NULL);
champlain_label_set_font_name (m, "Serif 9");
}
g_list_free (markers);
item->priv->show_text = TRUE;
}
static void show_point_markers (ClutterActor *actor, ClutterEvent *event, PhidiasItemsGeo *item)
{
GList *markers;
GList *iter;
ClutterActor *icon;
ChamplainLabel *m;
if (item->priv->show_text == FALSE)
return;
markers = g_hash_table_get_values (item->priv->markers);
for (iter = markers; iter; iter = g_list_next (iter)) {
m = CHAMPLAIN_LABEL (iter->data);
icon = g_object_get_data (G_OBJECT (m), "icon");
champlain_label_set_image (m, icon);
champlain_label_set_font_name (m, "Serif 0");
}
g_list_free (markers);
item->priv->show_text = FALSE;
}
static gboolean add_marker (GtkTreeModel *model, GtkTreePath *path, GtkTreeIter *iter, gpointer data)
{
int latitude_offset;
int longitude_offset;
double lat;
double lon;
gchar *title;
gchar *latitude_str;
gchar *longitude_str;
gchar *check;
ClutterActor *marker;
ClutterActor *icon;
PhidiasItemsGeo *item;
item = data;
latitude_offset = phidias_extra_column_get_index ((PhidiasExtraColumn*) g_ptr_array_index (item->priv->extras, 0));
longitude_offset = phidias_extra_column_get_index ((PhidiasExtraColumn*) g_ptr_array_index (item->priv->extras, 1));
gtk_tree_model_get (model, iter, ITEM_INFO_TITLE, &title,
latitude_offset, &latitude_str,
longitude_offset, &longitude_str, -1);
if (latitude_str == NULL || longitude_str == NULL)
goto end;
check = NULL;
lat = strtod (latitude_str, &check);
if (*check != '\0')
goto end;
check = NULL;
lon = strtod (longitude_str, &check);
if (*check != '\0')
goto end;
check = g_markup_escape_text (title, -1);
g_free (title);
title = check;
/*
TODO Provide a proper ChamplainMarker implementation, able to store the icon,
the title, the description, and able to react to clicks
*/
icon = do_marker_icon ("go-jump", 22);
if (item->priv->show_text) {
marker = champlain_label_new_with_text (title, "Serif 9", NULL, NULL);
}
else {
marker = champlain_label_new_with_text (title, "Serif 0", NULL, NULL);
champlain_label_set_image (CHAMPLAIN_LABEL (marker), icon);
}
g_object_set_data (G_OBJECT (marker), "icon", icon);
champlain_location_set_location (CHAMPLAIN_LOCATION (marker), lat, lon);
champlain_marker_layer_add_marker (item->priv->current_layer, CHAMPLAIN_MARKER (marker));
g_hash_table_insert (item->priv->markers, gtk_tree_path_to_string (path), marker);
end:
if (title != NULL)
g_free (title);
if (latitude_str != NULL)
g_free (latitude_str);
if (longitude_str != NULL)
g_free (longitude_str);
return FALSE;
}
