/* statistics.c */ /* creates the UI for the Info & Stats page - * controlled through the following interfaces: * * void show_dive_stats(struct dive *dive) * void flush_dive_stats_changes(struct dive *dive) * * called from gtk-ui: * GtkWidget *stats_widget(void) */ #include #include #include #include #include #include #include "dive.h" #include "display.h" #include "display-gtk.h" #include "divelist.h" typedef struct { GtkWidget *date, *dive_time, *surf_intv, *max_depth, *avg_depth, *water_temp, *sac, *otu, *o2he, *gas_used; } single_stat_widget_t; static single_stat_widget_t single_w; typedef struct { GtkWidget *total_time, *avg_time, *shortest_time, *longest_time, *max_overall_depth, *min_overall_depth, *avg_overall_depth, *min_sac, *avg_sac, *max_sac, *selection_size, *max_temp, *avg_temp, *min_temp; } total_stats_widget_t; static total_stats_widget_t stats_w; typedef struct { int period; duration_t total_time; /* avg_time is simply total_time / nr -- let's not keep this */ duration_t shortest_time; duration_t longest_time; depth_t max_depth; depth_t min_depth; depth_t avg_depth; volume_t max_sac; volume_t min_sac; volume_t avg_sac; int max_temp; int min_temp; unsigned int combined_temp; unsigned int combined_count; unsigned int selection_size; unsigned int total_sac_time; } stats_t; static stats_t stats; static stats_t stats_selection; static stats_t *stats_monthly = NULL; static stats_t *stats_yearly = NULL; GtkWidget *yearly_tree = NULL; enum { YEAR, DIVES, TOTAL_TIME, AVERAGE_TIME, SHORTEST_TIME, LONGEST_TIME, AVG_DEPTH, MIN_DEPTH, MAX_DEPTH, AVG_SAC, MIN_SAC, MAX_SAC, AVG_TEMP, MIN_TEMP, MAX_TEMP, N_COLUMNS }; static char * get_time_string(int seconds, int maxdays); static void process_dive(struct dive *dp, stats_t *stats) { int old_tt, sac_time = 0; const char *unit; old_tt = stats->total_time.seconds; stats->total_time.seconds += dp->duration.seconds; if (dp->duration.seconds > stats->longest_time.seconds) stats->longest_time.seconds = dp->duration.seconds; if (stats->shortest_time.seconds == 0 || dp->duration.seconds < stats->shortest_time.seconds) stats->shortest_time.seconds = dp->duration.seconds; if (dp->maxdepth.mm > stats->max_depth.mm) stats->max_depth.mm = dp->maxdepth.mm; if (stats->min_depth.mm == 0 || dp->maxdepth.mm < stats->min_depth.mm) stats->min_depth.mm = dp->maxdepth.mm; if (dp->watertemp.mkelvin) { if (stats->min_temp == 0 || dp->watertemp.mkelvin < stats->min_temp) stats->min_temp = dp->watertemp.mkelvin; if (dp->watertemp.mkelvin > stats->max_temp) stats->max_temp = dp->watertemp.mkelvin; stats->combined_temp += get_temp_units(dp->watertemp.mkelvin, &unit); stats->combined_count++; } /* Maybe we should drop zero-duration dives */ if (!dp->duration.seconds) return; stats->avg_depth.mm = (1.0 * old_tt * stats->avg_depth.mm + dp->duration.seconds * dp->meandepth.mm) / stats->total_time.seconds; if (dp->sac > 2800) { /* less than .1 cuft/min (2800ml/min) is bogus */ sac_time = stats->total_sac_time + dp->duration.seconds; stats->avg_sac.mliter = (1.0 * stats->total_sac_time * stats->avg_sac.mliter + dp->duration.seconds * dp->sac) / sac_time ; if (dp->sac > stats->max_sac.mliter) stats->max_sac.mliter = dp->sac; if (stats->min_sac.mliter == 0 || dp->sac < stats->min_sac.mliter) stats->min_sac.mliter = dp->sac; stats->total_sac_time = sac_time; } } static void init_tree() { GtkCellRenderer *renderer; GtkTreeViewColumn *column; GtkTreeStore *store; int i; PangoFontDescription *font_desc = pango_font_description_from_string(divelist_font); gtk_widget_modify_font(yearly_tree, font_desc); pango_font_description_free(font_desc); renderer = gtk_cell_renderer_text_new (); char *columns[] = { "Year\n > Month", "#", "Duration\nTotal", "\nAverage", "\nShortest", "\nLongest", "Depth\nAverage", "\nMinimum", "\nMaximum", "SAC\nAverage", "\nMinimum", "\nMaximum", "Temperature\nAverage", "\nMinimum", "\nMaximum" }; /* Add all the columns to the tree view */ for (i = 0; i < N_COLUMNS; ++i) { column = gtk_tree_view_column_new(); gtk_tree_view_column_set_title(column, columns[i]); gtk_tree_view_append_column(GTK_TREE_VIEW(yearly_tree), column); renderer = gtk_cell_renderer_text_new(); gtk_tree_view_column_pack_start(column, renderer, TRUE); gtk_tree_view_column_add_attribute(column, renderer, "text", i); gtk_tree_view_column_set_resizable(column, TRUE); } /* Field types */ store = gtk_tree_store_new ( N_COLUMNS, // Columns in structure G_TYPE_STRING, // Period (year or month) G_TYPE_STRING, // Number of dives G_TYPE_STRING, // Total duration G_TYPE_STRING, // Average dive duation G_TYPE_STRING, // Shortest dive G_TYPE_STRING, // Longest dive G_TYPE_STRING, // Average depth G_TYPE_STRING, // Shallowest dive G_TYPE_STRING, // Deepest dive G_TYPE_STRING, // Average air consumption (SAC) G_TYPE_STRING, // Minimum SAC G_TYPE_STRING, // Maximum SAC G_TYPE_STRING, // Average temperature G_TYPE_STRING, // Minimum temperature G_TYPE_STRING // Maximum temperature ); gtk_tree_view_set_model (GTK_TREE_VIEW (yearly_tree), GTK_TREE_MODEL (store)); g_object_unref (store); } static void add_row_to_tree(GtkTreeStore *store, char *value, int index, GtkTreeIter *row_iter, GtkTreeIter *parent) { gtk_tree_store_append(store, row_iter, parent); gtk_tree_store_set(store, row_iter, index, value, -1); } static void add_cell_to_tree(GtkTreeStore *store, char *value, int index, GtkTreeIter *parent) { gtk_tree_store_set(store, parent, index, value, -1); } static char * get_minutes(int seconds) { static char buf[80]; snprintf(buf, sizeof(buf), "%d:%.2d", FRACTION(seconds, 60)); return buf; } static void add_cell(GtkTreeStore *store, GtkTreeIter *parent, unsigned int val, int cell, gboolean depth_not_volume) { double value; int decimals; const char *unit; char value_str[40]; if (depth_not_volume) { value = get_depth_units(val, &decimals, &unit); snprintf(value_str, sizeof(value_str), "%.*f %s", decimals, value, unit); } else { value = get_volume_units(val, &decimals, &unit); snprintf(value_str, sizeof(value_str), "%.*f %s/min", decimals, value, unit); } add_cell_to_tree(store, value_str, cell, parent); } static void process_interval_stats(stats_t stats_interval, GtkTreeIter *parent, GtkTreeIter *row) { double value; const char *unit; char value_str[40]; GtkTreeStore *store; store = GTK_TREE_STORE(gtk_tree_view_get_model(GTK_TREE_VIEW(yearly_tree))); /* Year or month */ snprintf(value_str, sizeof(value_str), "%d", stats_interval.period); add_row_to_tree(store, value_str, 0, row, parent); /* Dives */ snprintf(value_str, sizeof(value_str), "%d", stats_interval.selection_size); add_cell_to_tree(store, value_str, 1, row); /* Total duration */ add_cell_to_tree(store, get_time_string(stats_interval.total_time.seconds, 0), 2, row); /* Average dive duration */ add_cell_to_tree(store, get_minutes(stats_interval.total_time.seconds / stats_interval.selection_size), 3, row); /* Shortest duration */ add_cell_to_tree(store, get_minutes(stats_interval.shortest_time.seconds), 4, row); /* Longest duration */ add_cell_to_tree(store, get_minutes(stats_interval.longest_time.seconds), 5, row); /* Average depth */ add_cell(store, row, stats_interval.avg_depth.mm, 6, TRUE); /* Smallest maximum depth */ add_cell(store, row, stats_interval.min_depth.mm, 7, TRUE); /* Deepest maximum depth */ add_cell(store, row, stats_interval.max_depth.mm, 8, TRUE); /* Average air consumption */ add_cell(store, row, stats_interval.avg_sac.mliter, 9, FALSE); /* Smallest average air consumption */ add_cell(store, row, stats_interval.min_sac.mliter, 10, FALSE); /* Biggest air consumption */ add_cell(store, row, stats_interval.max_sac.mliter, 11, FALSE); /* Average water temperature */ value = get_temp_units(stats_interval.min_temp, &unit); if (stats_interval.combined_temp && stats_interval.combined_count) { snprintf(value_str, sizeof(value_str), "%.1f %s", stats_interval.combined_temp / (stats_interval.combined_count * 1.0), unit); add_cell_to_tree(store, value_str, 12, row); } else { add_cell_to_tree(store, "", 12, row); } /* Coldest water temperature */ snprintf(value_str, sizeof(value_str), "%.1f %s\t", value, unit); add_cell_to_tree(store, value_str, 13, row); /* Warmest water temperature */ value = get_temp_units(stats_interval.max_temp, &unit); snprintf(value_str, sizeof(value_str), "%.1f %s", value, unit); add_cell_to_tree(store, value_str, 14, row); } void clear_statistics() { GtkTreeStore *store; store = GTK_TREE_STORE(gtk_tree_view_get_model(GTK_TREE_VIEW(yearly_tree))); gtk_tree_store_clear(store); yearly_tree = NULL; } static gboolean on_delete(GtkWidget *window, GdkEvent *event, gpointer data) { clear_statistics(); gtk_widget_destroy(window); return TRUE; } static void key_press_event(GtkWidget *window, GdkEventKey *event, gpointer data) { if ((event->string != NULL && event->keyval == GDK_Escape) || (event->string != NULL && event->keyval == GDK_w && event->state & GDK_CONTROL_MASK)) { clear_statistics(); gtk_widget_destroy(window); } } void update_yearly_stats() { int i, j, combined_months, month = 0; GtkTreeIter year_iter, month_iter; GtkTreeStore *store; store = GTK_TREE_STORE(gtk_tree_view_get_model(GTK_TREE_VIEW(yearly_tree))); gtk_tree_store_clear(store); for (i = 0; stats_yearly != NULL && stats_yearly[i].period; ++i) { process_interval_stats(stats_yearly[i], NULL, &year_iter); combined_months = 0; for (j = 0; combined_months < stats_yearly[i].selection_size; ++j) { combined_months += stats_monthly[month].selection_size; process_interval_stats(stats_monthly[month++], &year_iter, &month_iter); } } } void show_yearly_stats() { GtkWidget *window; GtkWidget *sw; if (yearly_tree) return; window = gtk_window_new(GTK_WINDOW_TOPLEVEL); sw = gtk_scrolled_window_new (NULL, NULL); yearly_tree = gtk_tree_view_new (); gtk_window_set_position(GTK_WINDOW(window), GTK_WIN_POS_CENTER); gtk_window_set_default_size(GTK_WINDOW(window), 640, 480); gtk_window_set_title(GTK_WINDOW(window), "Yearly Statistics"); gtk_container_set_border_width(GTK_CONTAINER(window), 5); GTK_WINDOW(window)->allow_shrink = TRUE; gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (sw), GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC); gtk_scrolled_window_set_shadow_type (GTK_SCROLLED_WINDOW (sw), GTK_SHADOW_ETCHED_IN); gtk_container_add (GTK_CONTAINER (sw), yearly_tree); gtk_container_add (GTK_CONTAINER (window), sw); /* Display the yearly statistics on top level * Monthly statistics are available by expanding a year */ init_tree(); update_yearly_stats(); g_signal_connect (G_OBJECT (window), "key_press_event", G_CALLBACK (key_press_event), NULL); g_signal_connect (G_OBJECT (window), "delete-event", G_CALLBACK (on_delete), NULL); gtk_widget_show_all(window); } static void process_all_dives(struct dive *dive, struct dive **prev_dive) { int idx; struct dive *dp; struct tm tm; int current_year = 0; int current_month = 0; int year_iter = 0; int month_iter = 0; int prev_month = 0, prev_year = 0; unsigned int size; *prev_dive = NULL; memset(&stats, 0, sizeof(stats)); if (dive_table.nr > 0) { stats.shortest_time.seconds = dive_table.dives[0]->duration.seconds; stats.min_depth.mm = dive_table.dives[0]->maxdepth.mm; stats.selection_size = dive_table.nr; } /* allocate sufficient space to hold the worst * case (one dive per year or all dives during * one month) for yearly and monthly statistics*/ if (stats_yearly != NULL) { free(stats_yearly); free(stats_monthly); } size = sizeof(stats_t) * (dive_table.nr + 1); stats_yearly = malloc(size); stats_monthly = malloc(size); if (!stats_yearly || !stats_monthly) return; memset(stats_yearly, 0, size); memset(stats_monthly, 0, size); /* this relies on the fact that the dives in the dive_table * are in chronological order */ for (idx = 0; idx < dive_table.nr; idx++) { dp = dive_table.dives[idx]; if (dp->when == dive->when) { /* that's the one we are showing */ if (idx > 0) *prev_dive = dive_table.dives[idx-1]; } process_dive(dp, &stats); /* yearly statistics */ utc_mkdate(dp->when, &tm); if (current_year == 0) current_year = tm.tm_year + 1900; if (current_year != tm.tm_year + 1900) { current_year = tm.tm_year + 1900; process_dive(dp, &(stats_yearly[++year_iter])); } else process_dive(dp, &(stats_yearly[year_iter])); stats_yearly[year_iter].selection_size++; stats_yearly[year_iter].period = current_year; /* monthly statistics */ if (current_month == 0) { current_month = tm.tm_mon + 1; } else { if (current_month != tm.tm_mon + 1) current_month = tm.tm_mon + 1; if (prev_month != current_month || prev_year != current_year) month_iter++; } process_dive(dp, &(stats_monthly[month_iter])); stats_monthly[month_iter].selection_size++; stats_monthly[month_iter].period = current_month; prev_month = current_month; prev_year = current_year; } if (yearly_tree) update_yearly_stats(); } /* make sure we skip the selected summary entries */ void process_selected_dives(void) { struct dive *dive; unsigned int i, nr; memset(&stats_selection, 0, sizeof(stats_selection)); nr = 0; for_each_dive(i, dive) { if (dive->selected) { process_dive(dive, &stats_selection); nr++; } } stats_selection.selection_size = nr; } static void set_label(GtkWidget *w, const char *fmt, ...) { char buf[80]; va_list args; va_start(args, fmt); vsnprintf(buf, sizeof(buf), fmt, args); va_end(args); gtk_label_set_text(GTK_LABEL(w), buf); } static char * get_time_string(int seconds, int maxdays) { static char buf[80]; if (maxdays && seconds > 3600 * 24 * maxdays) snprintf(buf, sizeof(buf), "more than %d days", maxdays); else { int days = seconds / 3600 / 24; int hours = (seconds - days * 3600 * 24) / 3600; int minutes = (seconds - days * 3600 * 24 - hours * 3600) / 60; if (days > 0) snprintf(buf, sizeof(buf), "%dd %dh %dmin", days, hours, minutes); else snprintf(buf, sizeof(buf), "%dh %dmin", hours, minutes); } return buf; } static void show_single_dive_stats(struct dive *dive) { char buf[80]; double value; int decimals; const char *unit; int idx, offset, gas_used; struct dive *prev_dive; struct tm tm; process_all_dives(dive, &prev_dive); utc_mkdate(dive->when, &tm); snprintf(buf, sizeof(buf), "%s, %s %d, %d %2d:%02d", weekday(tm.tm_wday), monthname(tm.tm_mon), tm.tm_mday, tm.tm_year + 1900, tm.tm_hour, tm.tm_min); set_label(single_w.date, buf); set_label(single_w.dive_time, "%d min", (dive->duration.seconds + 30) / 60); if (prev_dive) set_label(single_w.surf_intv, get_time_string(dive->when - (prev_dive->when + prev_dive->duration.seconds), 4)); else set_label(single_w.surf_intv, "unknown"); value = get_depth_units(dive->maxdepth.mm, &decimals, &unit); set_label(single_w.max_depth, "%.*f %s", decimals, value, unit); value = get_depth_units(dive->meandepth.mm, &decimals, &unit); set_label(single_w.avg_depth, "%.*f %s", decimals, value, unit); if (dive->watertemp.mkelvin) { value = get_temp_units(dive->watertemp.mkelvin, &unit); set_label(single_w.water_temp, "%.1f %s", value, unit); } else set_label(single_w.water_temp, ""); value = get_volume_units(dive->sac, &decimals, &unit); if (value > 0) { set_label(single_w.sac, "%.*f %s/min", decimals, value, unit); } else set_label(single_w.sac, ""); set_label(single_w.otu, "%d", dive->otu); offset = 0; gas_used = 0; buf[0] = '\0'; /* for the O2/He readings just create a list of them */ for (idx = 0; idx < MAX_CYLINDERS; idx++) { cylinder_t *cyl = &dive->cylinder[idx]; unsigned int start, end; start = cyl->start.mbar ? : cyl->sample_start.mbar; end = cyl->end.mbar ? : cyl->sample_end.mbar; if (!cylinder_none(cyl)) { /* 0% O2 strangely means air, so 21% - I don't like that at all */ int o2 = cyl->gasmix.o2.permille ? : AIR_PERMILLE; if (offset > 0) { snprintf(buf+offset, 80-offset, ", "); offset += 2; } snprintf(buf+offset, 80-offset, "%d/%d", (o2 + 5) / 10, (cyl->gasmix.he.permille + 5) / 10); offset = strlen(buf); } /* and if we have size, start and end pressure, we can * calculate the total gas used */ if (cyl->type.size.mliter && start && end) gas_used += cyl->type.size.mliter / 1000.0 * (start - end); } set_label(single_w.o2he, buf); if (gas_used) { value = get_volume_units(gas_used, &decimals, &unit); set_label(single_w.gas_used, "%.*f %s", decimals, value, unit); } else set_label(single_w.gas_used, ""); } static void show_total_dive_stats(struct dive *dive) { double value; int decimals, seconds; const char *unit; stats_t *stats_ptr; stats_ptr = &stats_selection; set_label(stats_w.selection_size, "%d", stats_ptr->selection_size); if (stats_ptr->min_temp) { value = get_temp_units(stats_ptr->min_temp, &unit); set_label(stats_w.min_temp, "%.1f %s", value, unit); } if (stats_ptr->combined_temp && stats_ptr->combined_count) set_label(stats_w.avg_temp, "%.1f %s", stats_ptr->combined_temp / (stats_ptr->combined_count * 1.0), unit); if (stats_ptr->max_temp) { value = get_temp_units(stats_ptr->max_temp, &unit); set_label(stats_w.max_temp, "%.1f %s", value, unit); } set_label(stats_w.total_time, get_time_string(stats_ptr->total_time.seconds, 0)); seconds = stats_ptr->total_time.seconds; if (stats_ptr->selection_size) seconds /= stats_ptr->selection_size; set_label(stats_w.avg_time, get_time_string(seconds, 0)); set_label(stats_w.longest_time, get_time_string(stats_ptr->longest_time.seconds, 0)); set_label(stats_w.shortest_time, get_time_string(stats_ptr->shortest_time.seconds, 0)); value = get_depth_units(stats_ptr->max_depth.mm, &decimals, &unit); set_label(stats_w.max_overall_depth, "%.*f %s", decimals, value, unit); value = get_depth_units(stats_ptr->min_depth.mm, &decimals, &unit); set_label(stats_w.min_overall_depth, "%.*f %s", decimals, value, unit); value = get_depth_units(stats_ptr->avg_depth.mm, &decimals, &unit); set_label(stats_w.avg_overall_depth, "%.*f %s", decimals, value, unit); value = get_volume_units(stats_ptr->max_sac.mliter, &decimals, &unit); set_label(stats_w.max_sac, "%.*f %s/min", decimals, value, unit); value = get_volume_units(stats_ptr->min_sac.mliter, &decimals, &unit); set_label(stats_w.min_sac, "%.*f %s/min", decimals, value, unit); value = get_volume_units(stats_ptr->avg_sac.mliter, &decimals, &unit); set_label(stats_w.avg_sac, "%.*f %s/min", decimals, value, unit); } void show_dive_stats(struct dive *dive) { /* they have to be called in this order, as 'total' depends on * calculations done in 'single' */ show_single_dive_stats(dive); show_total_dive_stats(dive); } void flush_dive_stats_changes(struct dive *dive) { /* We do nothing: we require the "Ok" button press */ } static GtkWidget *new_info_label_in_frame(GtkWidget *box, const char *label) { GtkWidget *label_widget; GtkWidget *frame; frame = gtk_frame_new(label); label_widget = gtk_label_new(NULL); gtk_box_pack_start(GTK_BOX(box), frame, TRUE, TRUE, 3); gtk_container_add(GTK_CONTAINER(frame), label_widget); return label_widget; } GtkWidget *total_stats_widget(void) { GtkWidget *vbox, *hbox, *statsframe, *framebox; vbox = gtk_vbox_new(FALSE, 3); statsframe = gtk_frame_new("Statistics"); gtk_box_pack_start(GTK_BOX(vbox), statsframe, TRUE, FALSE, 3); framebox = gtk_vbox_new(FALSE, 3); gtk_container_add(GTK_CONTAINER(statsframe), framebox); /* first row */ hbox = gtk_hbox_new(FALSE, 3); gtk_box_pack_start(GTK_BOX(framebox), hbox, TRUE, FALSE, 3); stats_w.selection_size = new_info_label_in_frame(hbox, "Dives"); stats_w.max_temp = new_info_label_in_frame(hbox, "Max Temp"); stats_w.min_temp = new_info_label_in_frame(hbox, "Min Temp"); stats_w.avg_temp = new_info_label_in_frame(hbox, "Avg Temp"); /* second row */ hbox = gtk_hbox_new(FALSE, 3); gtk_box_pack_start(GTK_BOX(framebox), hbox, TRUE, FALSE, 3); stats_w.total_time = new_info_label_in_frame(hbox, "Total Time"); stats_w.avg_time = new_info_label_in_frame(hbox, "Avg Time"); stats_w.longest_time = new_info_label_in_frame(hbox, "Longest Dive"); stats_w.shortest_time = new_info_label_in_frame(hbox, "Shortest Dive"); /* third row */ hbox = gtk_hbox_new(FALSE, 3); gtk_box_pack_start(GTK_BOX(framebox), hbox, TRUE, FALSE, 3); stats_w.max_overall_depth = new_info_label_in_frame(hbox, "Max Depth"); stats_w.min_overall_depth = new_info_label_in_frame(hbox, "Min Depth"); stats_w.avg_overall_depth = new_info_label_in_frame(hbox, "Avg Depth"); /* fourth row */ hbox = gtk_hbox_new(FALSE, 3); gtk_box_pack_start(GTK_BOX(framebox), hbox, TRUE, FALSE, 3); stats_w.max_sac = new_info_label_in_frame(hbox, "Max SAC"); stats_w.min_sac = new_info_label_in_frame(hbox, "Min SAC"); stats_w.avg_sac = new_info_label_in_frame(hbox, "Avg SAC"); return vbox; } GtkWidget *single_stats_widget(void) { GtkWidget *vbox, *hbox, *infoframe, *framebox; vbox = gtk_vbox_new(FALSE, 3); infoframe = gtk_frame_new("Dive Info"); gtk_box_pack_start(GTK_BOX(vbox), infoframe, TRUE, FALSE, 3); framebox = gtk_vbox_new(FALSE, 3); gtk_container_add(GTK_CONTAINER(infoframe), framebox); /* first row */ hbox = gtk_hbox_new(FALSE, 3); gtk_box_pack_start(GTK_BOX(framebox), hbox, TRUE, FALSE, 3); single_w.date = new_info_label_in_frame(hbox, "Date"); single_w.dive_time = new_info_label_in_frame(hbox, "Dive Time"); single_w.surf_intv = new_info_label_in_frame(hbox, "Surf Intv"); /* second row */ hbox = gtk_hbox_new(FALSE, 3); gtk_box_pack_start(GTK_BOX(framebox), hbox, TRUE, FALSE, 3); single_w.max_depth = new_info_label_in_frame(hbox, "Max Depth"); single_w.avg_depth = new_info_label_in_frame(hbox, "Avg Depth"); single_w.water_temp = new_info_label_in_frame(hbox, "Water Temp"); /* third row */ hbox = gtk_hbox_new(FALSE, 3); gtk_box_pack_start(GTK_BOX(framebox), hbox, TRUE, FALSE, 3); single_w.sac = new_info_label_in_frame(hbox, "SAC"); single_w.otu = new_info_label_in_frame(hbox, "OTU"); single_w.o2he = new_info_label_in_frame(hbox, "O" UTF8_SUBSCRIPT_2 " / He"); single_w.gas_used = new_info_label_in_frame(hbox, "Gas Used"); return vbox; } void clear_stats_widgets(void) { set_label(single_w.date, ""); set_label(single_w.dive_time, ""); set_label(single_w.surf_intv, ""); set_label(single_w.max_depth, ""); set_label(single_w.avg_depth, ""); set_label(single_w.water_temp, ""); set_label(single_w.sac, ""); set_label(single_w.sac, ""); set_label(single_w.otu, ""); set_label(single_w.o2he, ""); set_label(single_w.gas_used, ""); set_label(stats_w.total_time,""); set_label(stats_w.avg_time,""); set_label(stats_w.shortest_time,""); set_label(stats_w.longest_time,""); set_label(stats_w.max_overall_depth,""); set_label(stats_w.min_overall_depth,""); set_label(stats_w.avg_overall_depth,""); set_label(stats_w.min_sac,""); set_label(stats_w.avg_sac,""); set_label(stats_w.max_sac,""); set_label(stats_w.selection_size,""); set_label(stats_w.max_temp,""); set_label(stats_w.avg_temp,""); set_label(stats_w.min_temp,""); }