X-Git-Url: https://git.street.me.uk/andy/viking.git/blobdiff_plain/a8d46e0bcb88cd8d62a974d0a7f393c4dcf0326f..f3c798e9818e701f4db1819debe30c3771f38542:/src/acquire.c diff --git a/src/acquire.c b/src/acquire.c index 1544bbc0..1a17895f 100644 --- a/src/acquire.c +++ b/src/acquire.c @@ -18,14 +18,47 @@ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA * */ +#ifdef HAVE_CONFIG_H +#include "config.h" +#endif + +#include #include #include +#include #include "viking.h" #include "babel.h" #include "gpx.h" #include "acquire.h" +/************************ FILTER LIST *******************/ +// extern VikDataSourceInterface vik_datasource_gps_interface; +// extern VikDataSourceInterface vik_datasource_google_interface; + +/*** Input is TRWLayer ***/ +extern VikDataSourceInterface vik_datasource_bfilter_simplify_interface; +extern VikDataSourceInterface vik_datasource_bfilter_dup_interface; + +/*** Input is a track and a TRWLayer ***/ +extern VikDataSourceInterface vik_datasource_bfilter_polygon_interface; +extern VikDataSourceInterface vik_datasource_bfilter_exclude_polygon_interface; + +/*** Input is a track ***/ + +const VikDataSourceInterface *filters[] = { + &vik_datasource_bfilter_simplify_interface, + &vik_datasource_bfilter_dup_interface, + &vik_datasource_bfilter_polygon_interface, + &vik_datasource_bfilter_exclude_polygon_interface, +}; + +const guint N_FILTERS = sizeof(filters) / sizeof(filters[0]); + +VikTrack *filter_track = NULL; + +/********************************************************/ + /* passed along to worker thread */ typedef struct { acq_dialog_widgets_t *w; @@ -33,8 +66,6 @@ typedef struct { gchar *extra; } w_and_interface_t; -extern VikDataSourceInterface vik_datasource_gps_interface; -extern VikDataSourceInterface vik_datasource_google_interface; /********************************************************* * Definitions and routines for acquiring data from Data Sources in general @@ -44,34 +75,36 @@ static void progress_func ( BabelProgressCode c, gpointer data, acq_dialog_widge { gdk_threads_enter (); if (!w->ok) { + if ( w->source_interface->cleanup_func ) + w->source_interface->cleanup_func( w->user_data ); g_free ( w ); - if ( w->interface->cleanup_func ) - w->interface->cleanup_func( w->specific_data ); gdk_threads_leave(); g_thread_exit ( NULL ); } gdk_threads_leave (); - if ( w->interface->progress_func ) - w->interface->progress_func ( (gpointer) c, data, w ); + if ( w->source_interface->progress_func ) + w->source_interface->progress_func ( (gpointer) c, data, w ); } + /* 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; - VikTrwLayer *vtl; + gboolean result = TRUE; + VikTrwLayer *vtl = NULL; gboolean creating_new_layer = TRUE; acq_dialog_widgets_t *w = wi->w; - VikDataSourceInterface *interface = wi->w->interface; + VikDataSourceInterface *source_interface = wi->w->source_interface; g_free ( wi ); + wi = NULL; gdk_threads_enter(); - if (interface->mode == VIK_DATASOURCE_ADDTOLAYER) { + 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); @@ -80,42 +113,73 @@ static void get_from_anything ( w_and_interface_t *wi ) } if ( creating_new_layer ) { vtl = VIK_TRW_LAYER ( vik_layer_create ( VIK_LAYER_TRW, w->vvp, NULL, FALSE ) ); - vik_layer_rename ( VIK_LAYER ( vtl ), interface->layer_title ); - gtk_label_set_text ( GTK_LABEL(w->status), "Working..." ); + vik_layer_rename ( VIK_LAYER ( vtl ), _(source_interface->layer_title) ); + gtk_label_set_text ( GTK_LABEL(w->status), _("Working...") ); } gdk_threads_leave(); - if ( interface->type == VIK_DATASOURCE_GPSBABEL_DIRECT ) - result = a_babel_convert_from (vtl, cmd, (BabelStatusFunc) progress_func, extra, w); - else + // TODO consider removing 'type' and make everything run via the specficied process function + switch ( source_interface->type ) { + case VIK_DATASOURCE_GPSBABEL_DIRECT: + result = a_babel_convert_from (vtl, cmd, extra, (BabelStatusFunc) progress_func, 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; + case VIK_DATASOURCE_INTERNAL: + if ( source_interface->process_func ) + result = source_interface->process_func ( 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: couldn't find gpsbabel." ); + gtk_label_set_text ( GTK_LABEL(w->status), _("Error: acquisition failed.") ); if ( creating_new_layer ) g_object_unref ( G_OBJECT ( vtl ) ); gdk_threads_leave(); } - - gdk_threads_enter(); - if (w->ok) { - gtk_label_set_text ( GTK_LABEL(w->status), "Done." ); - if ( creating_new_layer ) - vik_aggregate_layer_add_layer( vik_layers_panel_get_top_layer(w->vlp), VIK_LAYER(vtl)); - 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 { - /* canceled */ - if ( creating_new_layer ) - g_object_unref(vtl); + 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_layer_post_read ( VIK_LAYER(vtl), w->vvp, TRUE ); + 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 ( interface->cleanup_func ) - interface->cleanup_func ( w->specific_data ); + if ( source_interface->cleanup_func ) + source_interface->cleanup_func ( w->user_data ); if ( w->ok ) { w->ok = FALSE; @@ -128,17 +192,66 @@ static void get_from_anything ( w_and_interface_t *wi ) } -void a_acquire ( VikWindow *vw, VikLayersPanel *vlp, VikViewport *vvp, VikDataSourceInterface *interface ) +static gchar *write_tmp_trwlayer ( VikTrwLayer *vtl ) +{ + int fd_src; + gchar *name_src; + FILE *f; + g_assert ((fd_src = g_file_open_tmp("tmp-viking.XXXXXX", &name_src, NULL)) >= 0); + f = fdopen(fd_src, "w"); + a_gpx_write_file(vtl, f, NULL); + fclose(f); + f = NULL; + return name_src; +} + +/* TODO: write with name of old track */ +static gchar *write_tmp_track ( VikTrack *track ) +{ + int fd_src; + gchar *name_src; + FILE *f; + g_assert ((fd_src = g_file_open_tmp("tmp-viking.XXXXXX", &name_src, NULL)) >= 0); + f = fdopen(fd_src, "w"); + a_gpx_write_track_file(track, f, NULL); /* Thank you Guilhem! Just when I needed this function... -- Evan */ + fclose(f); + f = NULL; + return name_src; +} + +/* TODO: cleanup, getr rid of redundancy */ + +/* depending on type of filter, often only vtl or track will be given. + * the other can be NULL. + */ +static void acquire ( VikWindow *vw, VikLayersPanel *vlp, VikViewport *vvp, VikDataSourceInterface *source_interface, + VikTrwLayer *vtl, VikTrack *track ) { + /* for manual dialogs */ GtkWidget *dialog = NULL; GtkWidget *status; - gchar *cmd, *extra; + gchar *cmd = NULL; + gchar *extra = NULL; + gchar *cmd_off = NULL; + gchar *extra_off = NULL; acq_dialog_widgets_t *w; + gpointer user_data; + + /* for UI builder */ + gpointer pass_along_data; + VikLayerParamData *paramdatas = NULL; w_and_interface_t *wi; - if ( interface->check_existence_func ) { - gchar *error_str = interface->check_existence_func(); + /*** INIT AND CHECK EXISTENCE ***/ + if ( source_interface->init_func ) + user_data = source_interface->init_func(); + else + user_data = NULL; + pass_along_data = user_data; + + if ( source_interface->check_existence_func ) { + gchar *error_str = source_interface->check_existence_func(); if ( error_str ) { a_dialog_error_msg ( GTK_WINDOW(vw), error_str ); g_free ( error_str ); @@ -146,25 +259,86 @@ void a_acquire ( VikWindow *vw, VikLayersPanel *vlp, VikViewport *vvp, VikDataSo } } - if ( interface->add_widgets_func ) { - gpointer first_dialog_data; + /* BUILD UI & GET OPTIONS IF NECESSARY. */ + + /* POSSIBILITY 0: NO OPTIONS. DO NOTHING HERE. */ + /* POSSIBILITY 1: ADD_SETUP_WIDGETS_FUNC */ + if ( source_interface->add_setup_widgets_func ) { + dialog = gtk_dialog_new_with_buttons ( "", GTK_WINDOW(vw), 0, GTK_STOCK_OK, GTK_RESPONSE_ACCEPT, GTK_STOCK_CANCEL, GTK_RESPONSE_REJECT, NULL ); - dialog = gtk_dialog_new_with_buttons ( "", NULL, 0, GTK_STOCK_OK, GTK_RESPONSE_ACCEPT, GTK_STOCK_CANCEL, GTK_RESPONSE_REJECT, NULL ); + gtk_dialog_set_default_response ( GTK_DIALOG(dialog), GTK_RESPONSE_ACCEPT ); + GtkWidget *response_w = NULL; +#if GTK_CHECK_VERSION (2, 20, 0) + response_w = gtk_dialog_get_widget_for_response ( GTK_DIALOG(dialog), GTK_RESPONSE_ACCEPT ); +#endif - first_dialog_data = interface->add_widgets_func(dialog, vvp); - gtk_window_set_title ( GTK_WINDOW(dialog), interface->window_title ); + source_interface->add_setup_widgets_func(dialog, vvp, user_data); + gtk_window_set_title ( GTK_WINDOW(dialog), _(source_interface->window_title) ); + + if ( response_w ) + gtk_widget_grab_focus ( response_w ); if ( gtk_dialog_run ( GTK_DIALOG(dialog) ) != GTK_RESPONSE_ACCEPT ) { - interface->first_cleanup_func(first_dialog_data); + source_interface->cleanup_func(user_data); gtk_widget_destroy(dialog); return; } - interface->get_cmd_string_func ( first_dialog_data, &cmd, &extra ); - interface->first_cleanup_func(first_dialog_data); + } + /* POSSIBILITY 2: UI BUILDER */ + else if ( source_interface->params ) { + paramdatas = a_uibuilder_run_dialog ( source_interface->window_title, GTK_WINDOW(vw), + source_interface->params, source_interface->params_count, + source_interface->params_groups, source_interface->params_groups_count, + source_interface->params_defaults ); + if ( paramdatas ) + pass_along_data = paramdatas; + else + return; /* TODO: do we have to free anything here? */ + } + + /* CREATE INPUT DATA & GET COMMAND STRING */ + + if ( source_interface->inputtype == VIK_DATASOURCE_INPUTTYPE_TRWLAYER ) { + gchar *name_src = write_tmp_trwlayer ( vtl ); + + ((VikDataSourceGetCmdStringFuncWithInput) source_interface->get_cmd_string_func) + ( pass_along_data, &cmd, &extra, name_src ); + + g_free ( name_src ); + /* TODO: delete the tmp file? or delete it only after we're done with it? */ + } else if ( source_interface->inputtype == VIK_DATASOURCE_INPUTTYPE_TRWLAYER_TRACK ) { + gchar *name_src = write_tmp_trwlayer ( vtl ); + gchar *name_src_track = write_tmp_track ( track ); + + ((VikDataSourceGetCmdStringFuncWithInputInput) source_interface->get_cmd_string_func) + ( pass_along_data, &cmd, &extra, name_src, name_src_track ); + + g_free ( name_src ); + g_free ( name_src_track ); + } else if ( source_interface->inputtype == VIK_DATASOURCE_INPUTTYPE_TRACK ) { + gchar *name_src_track = write_tmp_track ( track ); + + ((VikDataSourceGetCmdStringFuncWithInput) source_interface->get_cmd_string_func) + ( pass_along_data, &cmd, &extra, name_src_track ); + + g_free ( name_src_track ); + } else if ( source_interface->get_cmd_string_func ) + source_interface->get_cmd_string_func ( pass_along_data, &cmd, &extra ); + + /* Get data for Off command */ + if ( source_interface->off_func ) { + source_interface->off_func ( pass_along_data, &cmd_off, &extra_off ); + } + + /* cleanup for option dialogs */ + if ( source_interface->add_setup_widgets_func ) { gtk_widget_destroy(dialog); dialog = NULL; - } else - interface->get_cmd_string_func ( NULL, &cmd, &extra ); + } else if ( source_interface->params ) { + a_uibuilder_free_paramdatas ( paramdatas, source_interface->params, source_interface->params_count ); + } + + /*** LET'S DO IT! ***/ if ( ! cmd ) return; @@ -172,30 +346,30 @@ void a_acquire ( VikWindow *vw, VikLayersPanel *vlp, VikViewport *vvp, VikDataSo w = g_malloc(sizeof(*w)); wi = g_malloc(sizeof(*wi)); wi->w = w; - wi->w->interface = interface; + wi->w->source_interface = source_interface; wi->cmd = cmd; - wi->extra = extra; + wi->extra = extra; /* usually input data type (?) */ - dialog = gtk_dialog_new_with_buttons ( "", NULL, 0, GTK_STOCK_OK, GTK_RESPONSE_ACCEPT, GTK_STOCK_CANCEL, GTK_RESPONSE_REJECT, NULL ); + dialog = gtk_dialog_new_with_buttons ( "", GTK_WINDOW(vw), 0, GTK_STOCK_OK, GTK_RESPONSE_ACCEPT, GTK_STOCK_CANCEL, GTK_RESPONSE_REJECT, NULL ); gtk_dialog_set_response_sensitive ( GTK_DIALOG(dialog), GTK_RESPONSE_ACCEPT, FALSE ); - gtk_window_set_title ( GTK_WINDOW(dialog), interface->window_title ); + gtk_window_set_title ( GTK_WINDOW(dialog), _(source_interface->window_title) ); w->dialog = dialog; w->ok = TRUE; - - status = gtk_label_new ("Status: detecting gpsbabel"); + status = gtk_label_new (_("Status: detecting gpsbabel")); gtk_box_pack_start ( GTK_BOX(GTK_DIALOG(dialog)->vbox), status, FALSE, FALSE, 5 ); + gtk_dialog_set_default_response ( GTK_DIALOG(dialog), GTK_RESPONSE_ACCEPT ); gtk_widget_show_all(status); w->status = status; w->vw = vw; w->vlp = vlp; w->vvp = vvp; - if ( interface->add_progress_widgets_func ) - w->specific_data = interface->add_progress_widgets_func ( dialog ); - else - w->specific_data = NULL; + if ( source_interface->add_progress_widgets_func ) { + source_interface->add_progress_widgets_func ( dialog, user_data ); + } + w->user_data = user_data; g_thread_create((GThreadFunc)get_from_anything, wi, FALSE, NULL ); @@ -204,8 +378,93 @@ void a_acquire ( VikWindow *vw, VikLayersPanel *vlp, VikViewport *vvp, VikDataSo if ( w->ok ) w->ok = FALSE; /* tell thread to stop. TODO: add mutex */ else { + if ( cmd_off ) { + /* Turn off */ + a_babel_convert_from (NULL, cmd_off, extra_off, NULL, NULL); + } g_free ( w ); /* thread has finished; free w */ } gtk_widget_destroy ( dialog ); } +void a_acquire ( VikWindow *vw, VikLayersPanel *vlp, VikViewport *vvp, VikDataSourceInterface *source_interface ) { + acquire ( vw, vlp, vvp, source_interface, NULL, NULL ); +} + +static void acquire_trwlayer_callback ( GObject *menuitem, gpointer *pass_along ) +{ + VikDataSourceInterface *iface = g_object_get_data ( menuitem, "vik_acq_iface" ); + VikWindow *vw = pass_along[0]; + VikLayersPanel *vlp = pass_along[1]; + VikViewport *vvp = pass_along[2]; + VikTrwLayer *vtl = pass_along[3]; + VikTrack *tr = pass_along[4]; + + acquire ( vw, vlp, vvp, iface, vtl, tr ); +} + +static GtkWidget *acquire_build_menu ( VikWindow *vw, VikLayersPanel *vlp, VikViewport *vvp, + VikTrwLayer *vtl, VikTrack *track, /* both passed to acquire, although for many filters only one ness */ + const gchar *menu_title, vik_datasource_inputtype_t inputtype ) +{ + static gpointer pass_along[5]; + GtkWidget *menu_item=NULL, *menu=NULL; + GtkWidget *item=NULL; + int i; + + pass_along[0] = vw; + pass_along[1] = vlp; + pass_along[2] = vvp; + pass_along[3] = vtl; + pass_along[4] = track; + + for ( i = 0; i < N_FILTERS; i++ ) { + if ( filters[i]->inputtype == inputtype ) { + if ( ! menu_item ) { /* do this just once, but return NULL if no filters */ + menu = gtk_menu_new(); + menu_item = gtk_menu_item_new_with_mnemonic ( menu_title ); + gtk_menu_item_set_submenu (GTK_MENU_ITEM (menu_item), menu ); + } + + item = gtk_menu_item_new_with_label ( filters[i]->window_title ); + g_object_set_data ( G_OBJECT(item), "vik_acq_iface", (gpointer) filters[i] ); + g_signal_connect ( G_OBJECT(item), "activate", G_CALLBACK(acquire_trwlayer_callback), pass_along ); + gtk_menu_shell_append (GTK_MENU_SHELL (menu), item); + gtk_widget_show ( item ); + } + } + + return menu_item; +} + +GtkWidget *a_acquire_trwlayer_menu (VikWindow *vw, VikLayersPanel *vlp, VikViewport *vvp, VikTrwLayer *vtl) +{ + return acquire_build_menu ( vw, vlp, vvp, vtl, NULL, "_Filter", VIK_DATASOURCE_INPUTTYPE_TRWLAYER ); +} + +GtkWidget *a_acquire_trwlayer_track_menu (VikWindow *vw, VikLayersPanel *vlp, VikViewport *vvp, VikTrwLayer *vtl) +{ + if ( filter_track == NULL ) + return NULL; + else { + gchar *menu_title = g_strdup_printf ( "Filter with %s", filter_track->name ); + GtkWidget *rv = acquire_build_menu ( vw, vlp, vvp, vtl, filter_track, + menu_title, VIK_DATASOURCE_INPUTTYPE_TRWLAYER_TRACK ); + g_free ( menu_title ); + return rv; + } +} + +GtkWidget *a_acquire_track_menu (VikWindow *vw, VikLayersPanel *vlp, VikViewport *vvp, VikTrack *tr) +{ + return acquire_build_menu ( vw, vlp, vvp, NULL, tr, "Filter", VIK_DATASOURCE_INPUTTYPE_TRACK ); +} + +void a_acquire_set_filter_track ( VikTrack *tr ) +{ + if ( filter_track ) + vik_track_free ( filter_track ); + + filter_track = tr; + vik_track_ref ( tr ); +}