/**
* Some common things to do on completion of a datasource process
* . Update layer
* . Update dialog info
* . Update main dsisplay
*/
static void on_complete_process (w_and_interface_t *wi)
{
if (wi->w->running) {
gtk_label_set_text ( GTK_LABEL(wi->w->status), _("Done.") );
if ( wi->creating_new_layer ) {
/* Only create the layer if it actually contains anything useful */
// TODO: create function for this operation to hide detail:
if ( ! vik_trw_layer_is_empty ( wi->vtl ) ) {
vik_layer_post_read ( VIK_LAYER(wi->vtl), wi->w->vvp, TRUE );
vik_aggregate_layer_add_layer( vik_layers_panel_get_top_layer(wi->w->vlp), VIK_LAYER(wi->vtl));
}
else
gtk_label_set_text ( GTK_LABEL(wi->w->status), _("No data.") );
}
/* View this data if available and is desired */
if ( wi->vtl && wi->w->source_interface->autoview ) {
vik_trw_layer_auto_set_view ( wi->vtl, vik_layers_panel_get_viewport(wi->w->vlp) );
}
if ( wi->w->source_interface->keep_dialog_open ) {
gtk_dialog_set_response_sensitive ( GTK_DIALOG(wi->w->dialog), GTK_RESPONSE_ACCEPT, TRUE );
gtk_dialog_set_response_sensitive ( GTK_DIALOG(wi->w->dialog), GTK_RESPONSE_REJECT, FALSE );
} else {
gtk_dialog_response ( GTK_DIALOG(wi->w->dialog), GTK_RESPONSE_ACCEPT );
}
// Main display update
if ( wi->vtl )
vik_layers_panel_emit_update ( wi->w->vlp );
} else {
/* cancelled */
if ( wi->creating_new_layer )
g_object_unref(wi->vtl);
}
}
void a_geonames_search(VikWindow *vw, VikLayersPanel *vlp, VikViewport *vvp)
{
VikCoord new_center;
gchar *s_str;
gboolean more = TRUE;
int ret;
do {
s_str = a_prompt_for_search_string(vw);
if ((!s_str) || (s_str[0] == 0)) {
more = FALSE;
}
else {
ret = geonames_search_get_coord(vw, vvp, s_str, &new_center);
if (ret == 1) {
vik_viewport_set_center_coord(vvp, &new_center);
vik_layers_panel_emit_update(vlp);
more = FALSE;
}
else {
if (ret == 3) {
if (!prompt_try_again(vw)) {
more = FALSE;
}
}
}
}
if (s_str) {
g_free(s_str);
}
} while (more);
}
/**
* vik_layers_panel_add_layer:
* @l: existing layer
*
* Add an existing layer to panel.
*/
void vik_layers_panel_add_layer ( VikLayersPanel *vlp, VikLayer *l )
{
GtkTreeIter iter;
GtkTreeIter *replace_iter = NULL;
/* could be something different so we have to do this */
vik_layer_change_coord_mode ( l, vik_viewport_get_coord_mode(vlp->vvp) );
if ( ! vik_treeview_get_selected_iter ( vlp->vt, &iter ) )
vik_aggregate_layer_add_layer ( vlp->toplayer, l );
else
{
VikAggregateLayer *addtoagg;
if (vik_treeview_item_get_type ( vlp->vt, &iter ) == VIK_TREEVIEW_TYPE_LAYER )
{
if ( IS_VIK_AGGREGATE_LAYER(vik_treeview_item_get_pointer ( vlp->vt, &iter )) )
addtoagg = VIK_AGGREGATE_LAYER(vik_treeview_item_get_pointer ( vlp->vt, &iter ));
else {
VikLayer *vl = VIK_LAYER(vik_treeview_item_get_parent ( vlp->vt, &iter ));
while ( ! IS_VIK_AGGREGATE_LAYER(vl) ) {
iter = vl->iter;
vl = VIK_LAYER(vik_treeview_item_get_parent ( vlp->vt, &vl->iter ));
g_assert ( vl->realized );
}
addtoagg = VIK_AGGREGATE_LAYER(vl);
replace_iter = &iter;
}
}
else
{
/* a sublayer is selected, first get its parent (layer), then find the layer's parent (aggr. layer) */
VikLayer *vl = VIK_LAYER(vik_treeview_item_get_parent ( vlp->vt, &iter ));
replace_iter = &(vl->iter);
g_assert ( vl->realized );
VikLayer *grandpa = (vik_treeview_item_get_parent ( vlp->vt, &(vl->iter) ) );
if (IS_VIK_AGGREGATE_LAYER(grandpa))
addtoagg = VIK_AGGREGATE_LAYER(grandpa);
else {
addtoagg = vlp->toplayer;
replace_iter = &grandpa->iter;
}
}
if ( replace_iter )
vik_aggregate_layer_insert_layer ( addtoagg, l, replace_iter );
else
vik_aggregate_layer_add_layer ( addtoagg, l );
}
vik_layers_panel_emit_update ( vlp );
}
void a_geonames_wikipedia_box(VikWindow *vw, VikTrwLayer *vtl, VikLayersPanel *vlp, struct LatLon maxmin[2])
{
gchar *uri;
gchar *tmpname;
GList *wiki_places;
GList *selected;
GList *wp_runner;
VikWaypoint *wiki_wp;
found_geoname *wiki_geoname;
/* encode doubles in a C locale */
gchar *north = a_coords_dtostr(maxmin[0].lat);
gchar *south = a_coords_dtostr(maxmin[1].lat);
gchar *east = a_coords_dtostr(maxmin[0].lon);
gchar *west = a_coords_dtostr(maxmin[1].lon);
uri = g_strdup_printf(GEONAMES_WIKIPEDIA_URL_FMT, north, south, east, west);
g_free(north); north = NULL;
g_free(south); south = NULL;
g_free(east); east = NULL;
g_free(west); west = NULL;
tmpname = download_url(uri);
if (!tmpname) {
none_found(vw);
return;
}
wiki_places = get_entries_from_file(tmpname);
if (g_list_length(wiki_places) == 0) {
none_found(vw);
return;
}
selected = a_select_geoname_from_list(VIK_GTK_WINDOW_FROM_WIDGET(vw), wiki_places, TRUE, "Select articles", "Select the articles you want to add.");
wp_runner = selected;
while (wp_runner) {
wiki_geoname = (found_geoname *)wp_runner->data;
wiki_wp = vik_waypoint_new();
wiki_wp->visible = TRUE;
vik_coord_load_from_latlon(&(wiki_wp->coord), vik_trw_layer_get_coord_mode ( vtl ), &(wiki_geoname->ll));
vik_waypoint_set_comment(wiki_wp, wiki_geoname->desc);
vik_trw_layer_filein_add_waypoint ( vtl, wiki_geoname->name, wiki_wp );
wp_runner = g_list_next(wp_runner);
}
free_geoname_list(wiki_places);
free_geoname_list(selected);
g_free(uri);
if (tmpname) {
g_free(tmpname);
}
vik_layers_panel_emit_update(vlp);
}
static void georef_layer_goto_center ( gpointer vgl_vlp[2] )
{
VikGeorefLayer *vgl = VIK_GEOREF_LAYER ( vgl_vlp[0] );
VikViewport *vp = vik_layers_panel_get_viewport(VIK_LAYERS_PANEL(vgl_vlp[1]));
struct UTM utm;
VikCoord coord;
vik_coord_to_utm ( vik_viewport_get_center ( vp ), &utm );
utm.easting = vgl->corner.easting + (vgl->width * vgl->mpp_easting / 2); /* only an approximation */
utm.northing = vgl->corner.northing - (vgl->height * vgl->mpp_northing / 2);
vik_coord_load_from_utm ( &coord, vik_viewport_get_coord_mode ( vp ), &utm );
vik_viewport_set_center_coord ( vp, &coord );
vik_layers_panel_emit_update ( VIK_LAYERS_PANEL(vgl_vlp[1]) );
}
void vik_layers_panel_delete_selected ( VikLayersPanel *vlp )
{
gint type;
GtkTreeIter iter;
if ( ! vik_treeview_get_selected_iter ( vlp->vt, &iter ) )
/* Nothing to do */
return;
type = vik_treeview_item_get_type ( vlp->vt, &iter );
if ( type == VIK_TREEVIEW_TYPE_LAYER )
{
// Get confirmation from the user
if ( ! a_dialog_yes_or_no ( VIK_GTK_WINDOW_FROM_WIDGET(vlp),
_("Are you sure you want to delete %s?"),
vik_layer_get_name ( VIK_LAYER(vik_treeview_item_get_pointer ( vlp->vt, &iter )) ) ) )
return;
VikAggregateLayer *parent = vik_treeview_item_get_parent ( vlp->vt, &iter );
if ( parent )
{
/* reset trigger if trigger deleted */
if ( vik_layers_panel_get_selected ( vlp ) == vik_viewport_get_trigger ( vlp->vvp ) )
vik_viewport_set_trigger ( vlp->vvp, NULL );
if (IS_VIK_AGGREGATE_LAYER(parent)) {
if ( vik_aggregate_layer_delete ( parent, &iter ) )
vik_layers_panel_emit_update ( vlp );
}
}
else
a_dialog_info_msg ( VIK_GTK_WINDOW_FROM_WIDGET(vlp), _("You cannot delete the Top Layer.") );
}
else if (type == VIK_TREEVIEW_TYPE_SUBLAYER) {
VikLayer *sel = vik_layers_panel_get_selected ( vlp );
if ( vik_layer_get_interface(sel->type)->delete_item ) {
gint subtype = vik_treeview_item_get_data( vlp->vt, &iter);
vik_layer_get_interface(sel->type)->delete_item ( sel, subtype, vik_treeview_item_get_pointer(sel->vt, &iter) );
}
}
}
static void layers_move_item ( VikLayersPanel *vlp, gboolean up )
{
GtkTreeIter iter;
VikAggregateLayer *parent;
/* TODO: deactivate the buttons and stuff */
if ( ! vik_treeview_get_selected_iter ( vlp->vt, &iter ) )
return;
vik_treeview_select_iter ( vlp->vt, &iter, FALSE ); /* cancel any layer-name editing going on... */
if ( vik_treeview_item_get_type ( vlp->vt, &iter ) == VIK_TREEVIEW_TYPE_LAYER )
{
parent = VIK_AGGREGATE_LAYER(vik_treeview_item_get_parent ( vlp->vt, &iter ));
if ( parent ) /* not toplevel */
{
vik_aggregate_layer_move_layer ( parent, &iter, up );
vik_layers_panel_emit_update ( vlp );
}
}
}
void vik_layers_panel_cut_selected ( VikLayersPanel *vlp )
{
gint type;
GtkTreeIter iter;
if ( ! vik_treeview_get_selected_iter ( vlp->vt, &iter ) )
/* Nothing to do */
return;
type = vik_treeview_item_get_type ( vlp->vt, &iter );
if ( type == VIK_TREEVIEW_TYPE_LAYER )
{
VikAggregateLayer *parent = vik_treeview_item_get_parent ( vlp->vt, &iter );
if ( parent )
{
/* reset trigger if trigger deleted */
if ( vik_layers_panel_get_selected ( vlp ) == vik_viewport_get_trigger ( vlp->vvp ) )
vik_viewport_set_trigger ( vlp->vvp, NULL );
a_clipboard_copy_selected ( vlp );
if (IS_VIK_AGGREGATE_LAYER(parent)) {
if ( vik_aggregate_layer_delete ( parent, &iter ) )
vik_layers_panel_emit_update ( vlp );
}
}
else
a_dialog_info_msg ( VIK_GTK_WINDOW_FROM_WIDGET(vlp), _("You cannot cut the Top Layer.") );
}
else if (type == VIK_TREEVIEW_TYPE_SUBLAYER) {
VikLayer *sel = vik_layers_panel_get_selected ( vlp );
if ( vik_layer_get_interface(sel->type)->cut_item ) {
gint subtype = vik_treeview_item_get_data( vlp->vt, &iter);
vik_layer_get_interface(sel->type)->cut_item ( sel, subtype, vik_treeview_item_get_pointer(sel->vt, &iter) );
}
}
}
/* this routine is the worker thread. there is only one simultaneous download allowed */
static void get_from_anything ( w_and_interface_t *wi )
{
gchar *cmd = wi->cmd;
gchar *extra = wi->extra;
gboolean result = TRUE;
VikTrwLayer *vtl = NULL;
gboolean creating_new_layer = TRUE;
acq_dialog_widgets_t *w = wi->w;
VikDataSourceInterface *source_interface = wi->w->source_interface;
g_free ( wi );
wi = NULL;
gdk_threads_enter();
if (source_interface->mode == VIK_DATASOURCE_ADDTOLAYER) {
VikLayer *current_selected = vik_layers_panel_get_selected ( w->vlp );
if ( IS_VIK_TRW_LAYER(current_selected) ) {
vtl = VIK_TRW_LAYER(current_selected);
creating_new_layer = FALSE;
}
}
if ( creating_new_layer ) {
vtl = VIK_TRW_LAYER ( vik_layer_create ( VIK_LAYER_TRW, w->vvp, NULL, FALSE ) );
vik_layer_rename ( VIK_LAYER ( vtl ), _(source_interface->layer_title) );
gtk_label_set_text ( GTK_LABEL(w->status), _("Working...") );
}
gdk_threads_leave();
switch ( source_interface->type ) {
case VIK_DATASOURCE_GPSBABEL_DIRECT:
result = a_babel_convert_from (vtl, cmd, (BabelStatusFunc) progress_func, extra, w);
break;
case VIK_DATASOURCE_URL:
result = a_babel_convert_from_url (vtl, cmd, extra, (BabelStatusFunc) progress_func, w);
break;
case VIK_DATASOURCE_SHELL_CMD:
result = a_babel_convert_from_shellcommand ( vtl, cmd, extra, (BabelStatusFunc) progress_func, w);
break;
default:
g_critical("Houston, we've had a problem.");
}
g_free ( cmd );
g_free ( extra );
if (!result) {
gdk_threads_enter();
gtk_label_set_text ( GTK_LABEL(w->status), _("Error: acquisition failed.") );
if ( creating_new_layer )
g_object_unref ( G_OBJECT ( vtl ) );
gdk_threads_leave();
}
else {
gdk_threads_enter();
if (w->ok) {
gtk_label_set_text ( GTK_LABEL(w->status), _("Done.") );
if ( creating_new_layer ) {
/* Only create the layer if it actually contains anything useful */
if ( g_hash_table_size (vik_trw_layer_get_tracks(vtl)) ||
g_hash_table_size (vik_trw_layer_get_waypoints(vtl)) )
vik_aggregate_layer_add_layer( vik_layers_panel_get_top_layer(w->vlp), VIK_LAYER(vtl));
else
gtk_label_set_text ( GTK_LABEL(w->status), _("No data.") );
}
/* View this data if available and is desired */
if ( vtl && source_interface->autoview ) {
vik_trw_layer_auto_set_view ( vtl, vik_layers_panel_get_viewport(w->vlp) );
vik_layers_panel_emit_update (w->vlp);
}
if ( source_interface->keep_dialog_open ) {
gtk_dialog_set_response_sensitive ( GTK_DIALOG(w->dialog), GTK_RESPONSE_ACCEPT, TRUE );
gtk_dialog_set_response_sensitive ( GTK_DIALOG(w->dialog), GTK_RESPONSE_REJECT, FALSE );
} else {
gtk_dialog_response ( GTK_DIALOG(w->dialog), GTK_RESPONSE_ACCEPT );
}
} else {
/* canceled */
if ( creating_new_layer )
g_object_unref(vtl);
}
}
if ( source_interface->cleanup_func )
source_interface->cleanup_func ( w->user_data );
if ( w->ok ) {
w->ok = FALSE;
} else {
g_free ( w );
}
gdk_threads_leave();
g_thread_exit ( NULL );
}
static void georef_layer_zoom_to_fit ( gpointer vgl_vlp[2] )
{
vik_viewport_set_xmpp ( vik_layers_panel_get_viewport(VIK_LAYERS_PANEL(vgl_vlp[1])), VIK_GEOREF_LAYER(vgl_vlp[0])->mpp_easting );
vik_viewport_set_ympp ( vik_layers_panel_get_viewport(VIK_LAYERS_PANEL(vgl_vlp[1])), VIK_GEOREF_LAYER(vgl_vlp[0])->mpp_northing );
vik_layers_panel_emit_update ( VIK_LAYERS_PANEL(vgl_vlp[1]) );
}
