+/* divelist.c */
+/* this creates the UI for the dive list -
+ * controlled through the following interfaces:
+ *
+ * void flush_divelist(struct dive *dive)
+ * GtkWidget dive_list_create(void)
+ * void dive_list_update_dives(void)
+ * void update_dive_list_units(void)
+ * void set_divelist_font(const char *font)
+ * void mark_divelist_changed(int changed)
+ * int unsaved_changes()
+ */
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <time.h>
+#include <math.h>
#include "divelist.h"
#include "dive.h"
#include "display.h"
+#include "display-gtk.h"
+
+struct DiveList {
+ GtkWidget *tree_view;
+ GtkWidget *container_widget;
+ GtkListStore *model;
+ GtkTreeViewColumn *nr, *date, *depth, *duration, *location;
+ GtkTreeViewColumn *temperature, *cylinder, *nitrox, *sac, *otu;
+ int changed;
+};
+
+static struct DiveList dive_list;
+
+/*
+ * The dive list has the dive data in both string format (for showing)
+ * and in "raw" format (for sorting purposes)
+ */
+enum {
+ DIVE_INDEX = 0,
+ DIVE_NR, /* int: dive->nr */
+ DIVE_DATE, /* time_t: dive->when */
+ DIVE_DEPTH, /* int: dive->maxdepth in mm */
+ DIVE_DURATION, /* int: in seconds */
+ DIVE_TEMPERATURE, /* int: in mkelvin */
+ DIVE_CYLINDER,
+ DIVE_NITROX, /* int: in permille */
+ DIVE_SAC, /* int: in ml/min */
+ DIVE_OTU, /* int: in OTUs */
+ DIVE_LOCATION, /* "2nd Cathedral, Lanai" */
+ DIVELIST_COLUMNS
+};
+
+static GList *selected_dives;
static void selection_cb(GtkTreeSelection *selection, GtkTreeModel *model)
{
GtkTreeIter iter;
GValue value = {0, };
+ GtkTreePath *path;
+
+ int nr_selected = gtk_tree_selection_count_selected_rows(selection);
- if (!gtk_tree_selection_get_selected(selection, NULL, &iter))
+ if (selected_dives) {
+ g_list_foreach (selected_dives, (GFunc) gtk_tree_path_free, NULL);
+ g_list_free (selected_dives);
+ }
+ selected_dives = gtk_tree_selection_get_selected_rows(selection, NULL);
+
+ switch (nr_selected) {
+ case 0: /* keep showing the last selected dive */
+ return;
+ case 1:
+ /* just pick that dive as selected */
+ path = g_list_nth_data(selected_dives, 0);
+ if (gtk_tree_model_get_iter(model, &iter, path)) {
+ gtk_tree_model_get_value(model, &iter, DIVE_INDEX, &value);
+ selected_dive = g_value_get_int(&value);
+ repaint_dive();
+ }
+ return;
+ default: /* multiple selections - what now? At this point I
+ * don't want to change the selected dive unless
+ * there is exactly one dive selected; not sure this
+ * is the most intuitive solution.
+ * I do however want to keep around which dives have
+ * been selected */
return;
+ }
+}
- gtk_tree_model_get_value(model, &iter, 6, &value);
- selected_dive = g_value_get_int(&value);
- repaint_dive();
+static void date_data_func(GtkTreeViewColumn *col,
+ GtkCellRenderer *renderer,
+ GtkTreeModel *model,
+ GtkTreeIter *iter,
+ gpointer data)
+{
+ int val;
+ struct tm *tm;
+ time_t when;
+ char buffer[40];
+
+ gtk_tree_model_get(model, iter, DIVE_DATE, &val, -1);
+
+ /* 2038 problem */
+ when = val;
+
+ tm = gmtime(&when);
+ snprintf(buffer, sizeof(buffer),
+ "%s, %s %d, %d %02d:%02d",
+ weekday(tm->tm_wday),
+ monthname(tm->tm_mon),
+ tm->tm_mday, tm->tm_year + 1900,
+ tm->tm_hour, tm->tm_min);
+ g_object_set(renderer, "text", buffer, NULL);
+}
+
+static void depth_data_func(GtkTreeViewColumn *col,
+ GtkCellRenderer *renderer,
+ GtkTreeModel *model,
+ GtkTreeIter *iter,
+ gpointer data)
+{
+ int depth, integer, frac, len;
+ char buffer[40];
+
+ gtk_tree_model_get(model, iter, DIVE_DEPTH, &depth, -1);
+
+ switch (output_units.length) {
+ case METERS:
+ /* To tenths of meters */
+ depth = (depth + 49) / 100;
+ integer = depth / 10;
+ frac = depth % 10;
+ if (integer < 20)
+ break;
+ frac = -1;
+ /* Rounding? */
+ break;
+ case FEET:
+ integer = mm_to_feet(depth) + 0.5;
+ frac = -1;
+ break;
+ default:
+ return;
+ }
+ len = snprintf(buffer, sizeof(buffer), "%d", integer);
+ if (frac >= 0)
+ len += snprintf(buffer+len, sizeof(buffer)-len, ".%d", frac);
+
+ g_object_set(renderer, "text", buffer, NULL);
+}
+
+static void duration_data_func(GtkTreeViewColumn *col,
+ GtkCellRenderer *renderer,
+ GtkTreeModel *model,
+ GtkTreeIter *iter,
+ gpointer data)
+{
+ unsigned int sec;
+ char buffer[16];
+
+ gtk_tree_model_get(model, iter, DIVE_DURATION, &sec, -1);
+ snprintf(buffer, sizeof(buffer), "%d:%02d", sec / 60, sec % 60);
+
+ g_object_set(renderer, "text", buffer, NULL);
+}
+
+static void temperature_data_func(GtkTreeViewColumn *col,
+ GtkCellRenderer *renderer,
+ GtkTreeModel *model,
+ GtkTreeIter *iter,
+ gpointer data)
+{
+ int value;
+ char buffer[80];
+
+ gtk_tree_model_get(model, iter, DIVE_TEMPERATURE, &value, -1);
+
+ *buffer = 0;
+ if (value) {
+ double deg;
+ switch (output_units.temperature) {
+ case CELSIUS:
+ deg = mkelvin_to_C(value);
+ break;
+ case FAHRENHEIT:
+ deg = mkelvin_to_F(value);
+ break;
+ default:
+ return;
+ }
+ snprintf(buffer, sizeof(buffer), "%.1f", deg);
+ }
+
+ g_object_set(renderer, "text", buffer, NULL);
}
-static void fill_dive_list(GtkListStore *store)
+static void nitrox_data_func(GtkTreeViewColumn *col,
+ GtkCellRenderer *renderer,
+ GtkTreeModel *model,
+ GtkTreeIter *iter,
+ gpointer data)
+{
+ int value;
+ char buffer[80];
+
+ gtk_tree_model_get(model, iter, DIVE_NITROX, &value, -1);
+
+ if (value)
+ snprintf(buffer, sizeof(buffer), "%.1f", value/10.0);
+ else
+ strcpy(buffer, "air");
+
+ g_object_set(renderer, "text", buffer, NULL);
+}
+
+/* Render the SAC data (integer value of "ml / min") */
+static void sac_data_func(GtkTreeViewColumn *col,
+ GtkCellRenderer *renderer,
+ GtkTreeModel *model,
+ GtkTreeIter *iter,
+ gpointer data)
+{
+ int value;
+ const char *fmt;
+ char buffer[16];
+ double sac;
+
+ gtk_tree_model_get(model, iter, DIVE_SAC, &value, -1);
+
+ if (!value) {
+ g_object_set(renderer, "text", "", NULL);
+ return;
+ }
+
+ sac = value / 1000.0;
+ switch (output_units.volume) {
+ case LITER:
+ fmt = "%4.1f";
+ break;
+ case CUFT:
+ fmt = "%4.2f";
+ sac = ml_to_cuft(sac * 1000);
+ break;
+ }
+ snprintf(buffer, sizeof(buffer), fmt, sac);
+
+ g_object_set(renderer, "text", buffer, NULL);
+}
+
+/* Render the OTU data (integer value of "OTU") */
+static void otu_data_func(GtkTreeViewColumn *col,
+ GtkCellRenderer *renderer,
+ GtkTreeModel *model,
+ GtkTreeIter *iter,
+ gpointer data)
+{
+ int value;
+ char buffer[16];
+
+ gtk_tree_model_get(model, iter, DIVE_OTU, &value, -1);
+
+ if (!value) {
+ g_object_set(renderer, "text", "", NULL);
+ return;
+ }
+
+ snprintf(buffer, sizeof(buffer), "%d", value);
+
+ g_object_set(renderer, "text", buffer, NULL);
+}
+
+/* calculate OTU for a dive */
+static int calculate_otu(struct dive *dive)
+{
+ int i;
+ double otu = 0.0;
+
+ for (i = 1; i < dive->samples; i++) {
+ int t;
+ double po2;
+ struct sample *sample = dive->sample + i;
+ struct sample *psample = sample - 1;
+ t = sample->time.seconds - psample->time.seconds;
+ po2 = dive->cylinder[sample->cylinderindex].gasmix.o2.permille / 1000.0 *
+ (sample->depth.mm + 10000) / 10000.0;
+ if (po2 >= 0.5)
+ otu += pow(po2 - 0.5, 0.83) * t / 30.0;
+ }
+ return otu + 0.5;
+}
+/*
+ * Return air usage (in liters).
+ */
+static double calculate_airuse(struct dive *dive)
+{
+ double airuse = 0;
+ int i;
+
+ for (i = 0; i < MAX_CYLINDERS; i++) {
+ pressure_t start, end;
+ cylinder_t *cyl = dive->cylinder + i;
+ int size = cyl->type.size.mliter;
+ double kilo_atm;
+
+ if (!size)
+ continue;
+
+ start = cyl->start.mbar ? cyl->start : cyl->sample_start;
+ end = cyl->end.mbar ? cyl->end : cyl->sample_end;
+ kilo_atm = (to_ATM(start) - to_ATM(end)) / 1000.0;
+
+ /* Liters of air at 1 atm == milliliters at 1k atm*/
+ airuse += kilo_atm * size;
+ }
+ return airuse;
+}
+
+static int calculate_sac(struct dive *dive)
+{
+ double airuse, pressure, sac;
+
+ airuse = calculate_airuse(dive);
+ if (!airuse)
+ return 0;
+ if (!dive->duration.seconds)
+ return 0;
+
+ /* Mean pressure in atm: 1 atm per 10m */
+ pressure = 1 + (dive->meandepth.mm / 10000.0);
+ sac = airuse / pressure * 60 / dive->duration.seconds;
+
+ /* milliliters per minute.. */
+ return sac * 1000;
+}
+
+void update_cylinder_related_info(struct dive *dive)
+{
+ if (dive != NULL) {
+ dive->sac = calculate_sac(dive);
+ dive->otu = calculate_otu(dive);
+ }
+}
+
+static void get_string(char **str, const char *s)
+{
+ int len;
+ char *n;
+
+ if (!s)
+ s = "";
+ len = strlen(s);
+ if (len > 40)
+ len = 40;
+ n = malloc(len+1);
+ memcpy(n, s, len);
+ n[len] = 0;
+ *str = n;
+}
+
+static void get_location(struct dive *dive, char **str)
+{
+ get_string(str, dive->location);
+}
+
+static void get_cylinder(struct dive *dive, char **str)
+{
+ get_string(str, dive->cylinder[0].type.description);
+}
+
+static void fill_one_dive(struct dive *dive,
+ GtkTreeModel *model,
+ GtkTreeIter *iter)
+{
+ char *location, *cylinder;
+
+ get_cylinder(dive, &cylinder);
+ get_location(dive, &location);
+
+ /*
+ * We only set the fields that changed: the strings.
+ * The core data itself is unaffected by units
+ */
+ gtk_list_store_set(GTK_LIST_STORE(model), iter,
+ DIVE_NR, dive->number,
+ DIVE_LOCATION, location,
+ DIVE_CYLINDER, cylinder,
+ DIVE_SAC, dive->sac,
+ DIVE_OTU, dive->otu,
+ -1);
+}
+
+static gboolean set_one_dive(GtkTreeModel *model,
+ GtkTreePath *path,
+ GtkTreeIter *iter,
+ gpointer data)
+{
+ GValue value = {0, };
+ struct dive *dive;
+
+ /* Get the dive number */
+ gtk_tree_model_get_value(model, iter, DIVE_INDEX, &value);
+ dive = get_dive(g_value_get_int(&value));
+ if (!dive)
+ return TRUE;
+ if (data && dive != data)
+ return FALSE;
+
+ fill_one_dive(dive, model, iter);
+ return dive == data;
+}
+
+void flush_divelist(struct dive *dive)
+{
+ GtkTreeModel *model = GTK_TREE_MODEL(dive_list.model);
+
+ gtk_tree_model_foreach(model, set_one_dive, dive);
+}
+
+void set_divelist_font(const char *font)
+{
+ PangoFontDescription *font_desc = pango_font_description_from_string(font);
+ gtk_widget_modify_font(dive_list.tree_view, font_desc);
+ pango_font_description_free(font_desc);
+}
+
+void update_dive_list_units(void)
+{
+ const char *unit;
+ GtkTreeModel *model = GTK_TREE_MODEL(dive_list.model);
+
+ (void) get_depth_units(0, NULL, &unit);
+ gtk_tree_view_column_set_title(dive_list.depth, unit);
+
+ (void) get_temp_units(0, &unit);
+ gtk_tree_view_column_set_title(dive_list.temperature, unit);
+
+ gtk_tree_model_foreach(model, set_one_dive, NULL);
+}
+
+void update_dive_list_col_visibility(void)
+{
+ gtk_tree_view_column_set_visible(dive_list.cylinder, visible_cols.cylinder);
+ gtk_tree_view_column_set_visible(dive_list.temperature, visible_cols.temperature);
+ gtk_tree_view_column_set_visible(dive_list.nitrox, visible_cols.nitrox);
+ gtk_tree_view_column_set_visible(dive_list.sac, visible_cols.sac);
+ gtk_tree_view_column_set_visible(dive_list.otu, visible_cols.otu);
+ return;
+}
+
+static void fill_dive_list(void)
{
int i;
GtkTreeIter iter;
+ GtkListStore *store;
+
+ store = GTK_LIST_STORE(dive_list.model);
for (i = 0; i < dive_table.nr; i++) {
struct dive *dive = dive_table.dives[i];
- int len;
- char buffer[256], *datestr, *depth, *duration;
- struct tm *tm;
-
- tm = gmtime(&dive->when);
- len = snprintf(buffer, sizeof(buffer),
- "%02d.%02d.%02d %02d:%02d",
- tm->tm_mday, tm->tm_mon+1, tm->tm_year % 100,
- tm->tm_hour, tm->tm_min);
- datestr = malloc(len+1);
- memcpy(datestr, buffer, len+1);
-
- len = snprintf(buffer, sizeof(buffer),
- "%d", to_feet(dive->maxdepth));
- depth = malloc(len + 1);
- memcpy(depth, buffer, len+1);
-
- len = snprintf(buffer, sizeof(buffer),
- "%d", dive->duration.seconds / 60);
- duration = malloc(len + 1);
- memcpy(duration, buffer, len+1);
-
+ update_cylinder_related_info(dive);
gtk_list_store_append(store, &iter);
gtk_list_store_set(store, &iter,
- 0, datestr,
- 1, dive->when,
- 2, depth,
- 3, dive->maxdepth,
- 4, duration,
- 5, dive->duration.seconds,
- 6, i,
+ DIVE_INDEX, i,
+ DIVE_NR, dive->number,
+ DIVE_DATE, dive->when,
+ DIVE_DEPTH, dive->maxdepth,
+ DIVE_DURATION, dive->duration.seconds,
+ DIVE_LOCATION, "location",
+ DIVE_TEMPERATURE, dive->watertemp.mkelvin,
+ DIVE_NITROX, dive->cylinder[0].gasmix.o2,
+ DIVE_SAC, 0,
-1);
}
+
+ update_dive_list_units();
+ if (gtk_tree_model_get_iter_first(GTK_TREE_MODEL(dive_list.model), &iter)) {
+ GtkTreeSelection *selection;
+ selection = gtk_tree_view_get_selection(GTK_TREE_VIEW(dive_list.tree_view));
+ gtk_tree_selection_select_iter(selection, &iter);
+ }
}
-void dive_list_update_dives(struct DiveList dive_list)
+void dive_list_update_dives(void)
{
gtk_list_store_clear(GTK_LIST_STORE(dive_list.model));
- fill_dive_list(GTK_LIST_STORE(dive_list.model));
+ fill_dive_list();
repaint_dive();
}
-struct DiveList dive_list_create(void)
+static GtkTreeViewColumn *divelist_column(struct DiveList *dl, int index, const char *title,
+ data_func_t data_func, PangoAlignment align, gboolean visible)
+{
+ return tree_view_column(dl->tree_view, index, title, data_func, align, visible);
+}
+
+/*
+ * This is some crazy crap. The only way to get default focus seems
+ * to be to grab focus as the widget is being shown the first time.
+ */
+static void realize_cb(GtkWidget *tree_view, gpointer userdata)
+{
+ gtk_widget_grab_focus(tree_view);
+}
+
+GtkWidget *dive_list_create(void)
{
- struct DiveList dive_list;
GtkTreeSelection *selection;
- GtkCellRenderer *renderer;
- GtkTreeViewColumn *col;
-
- dive_list.model = gtk_list_store_new(7,
- G_TYPE_STRING, G_TYPE_INT,
- G_TYPE_STRING, G_TYPE_INT,
- G_TYPE_STRING, G_TYPE_INT,
- G_TYPE_INT);
+
+ dive_list.model = gtk_list_store_new(DIVELIST_COLUMNS,
+ G_TYPE_INT, /* index */
+ G_TYPE_INT, /* nr */
+ G_TYPE_INT, /* Date */
+ G_TYPE_INT, /* Depth */
+ G_TYPE_INT, /* Duration */
+ G_TYPE_INT, /* Temperature */
+ G_TYPE_STRING, /* Cylinder */
+ G_TYPE_INT, /* Nitrox */
+ G_TYPE_INT, /* SAC */
+ G_TYPE_INT, /* OTU */
+ G_TYPE_STRING /* Location */
+ );
dive_list.tree_view = gtk_tree_view_new_with_model(GTK_TREE_MODEL(dive_list.model));
+ set_divelist_font(divelist_font);
+
selection = gtk_tree_view_get_selection(GTK_TREE_VIEW(dive_list.tree_view));
- gtk_tree_selection_set_mode(GTK_TREE_SELECTION(selection), GTK_SELECTION_BROWSE);
- gtk_widget_set_size_request(dive_list.tree_view, 200, 100);
-
- fill_dive_list(dive_list.model);
-
- renderer = gtk_cell_renderer_text_new();
- dive_list.date = col = gtk_tree_view_column_new();
- gtk_tree_view_column_set_title(col, "Date");
- gtk_tree_view_column_set_sort_column_id(col, 1);
- gtk_tree_view_column_set_resizable (col, TRUE);
- gtk_tree_view_column_pack_start(col, renderer, TRUE);
- gtk_tree_view_column_add_attribute(col, renderer, "text", 0);
- gtk_tree_view_append_column(GTK_TREE_VIEW(dive_list.tree_view), col);
-
- renderer = gtk_cell_renderer_text_new();
- dive_list.depth = col = gtk_tree_view_column_new();
- gtk_tree_view_column_set_title(col, "ft");
- gtk_tree_view_column_set_sort_column_id(col, 3);
- gtk_tree_view_column_pack_start(col, renderer, FALSE);
- gtk_tree_view_column_add_attribute(col, renderer, "text", 2);
- gtk_tree_view_append_column(GTK_TREE_VIEW(dive_list.tree_view), col);
- gtk_object_set(GTK_OBJECT(renderer), "alignment", PANGO_ALIGN_RIGHT, NULL);
- gtk_cell_renderer_set_alignment(GTK_CELL_RENDERER(renderer), 1.0, 0.5);
-
- renderer = gtk_cell_renderer_text_new();
- dive_list.duration = col = gtk_tree_view_column_new();
- gtk_tree_view_column_set_title(col, "min");
- gtk_tree_view_column_set_sort_column_id(col, 5);
- gtk_tree_view_column_pack_start(col, renderer, FALSE);
- gtk_tree_view_column_add_attribute(col, renderer, "text", 4);
- gtk_tree_view_append_column(GTK_TREE_VIEW(dive_list.tree_view), col);
- gtk_object_set(GTK_OBJECT(renderer), "alignment", PANGO_ALIGN_RIGHT, NULL);
- gtk_cell_renderer_set_alignment(GTK_CELL_RENDERER(renderer), 1.0, 0.5);
+ gtk_tree_selection_set_mode(GTK_TREE_SELECTION(selection), GTK_SELECTION_MULTIPLE);
+ gtk_widget_set_size_request(dive_list.tree_view, 200, 200);
+
+ dive_list.nr = divelist_column(&dive_list, DIVE_NR, "#", NULL, PANGO_ALIGN_RIGHT, TRUE);
+ gtk_tree_view_column_set_sort_column_id(dive_list.nr, -1);
+ dive_list.date = divelist_column(&dive_list, DIVE_DATE, "Date", date_data_func, PANGO_ALIGN_LEFT, TRUE);
+ dive_list.depth = divelist_column(&dive_list, DIVE_DEPTH, "ft", depth_data_func, PANGO_ALIGN_RIGHT, TRUE);
+ dive_list.duration = divelist_column(&dive_list, DIVE_DURATION, "min", duration_data_func, PANGO_ALIGN_RIGHT, TRUE);
+ dive_list.temperature = divelist_column(&dive_list, DIVE_TEMPERATURE, UTF8_DEGREE "F", temperature_data_func, PANGO_ALIGN_RIGHT, visible_cols.temperature);
+ dive_list.cylinder = divelist_column(&dive_list, DIVE_CYLINDER, "Cyl", NULL, PANGO_ALIGN_CENTER, visible_cols.cylinder);
+ dive_list.nitrox = divelist_column(&dive_list, DIVE_NITROX, "O" UTF8_SUBSCRIPT_2 "%", nitrox_data_func, PANGO_ALIGN_CENTER, visible_cols.nitrox);
+ dive_list.sac = divelist_column(&dive_list, DIVE_SAC, "SAC", sac_data_func, PANGO_ALIGN_CENTER, visible_cols.sac);
+ dive_list.otu = divelist_column(&dive_list, DIVE_OTU, "OTU", otu_data_func, PANGO_ALIGN_CENTER, visible_cols.otu);
+ dive_list.location = divelist_column(&dive_list, DIVE_LOCATION, "Location", NULL, PANGO_ALIGN_LEFT, TRUE);
+
+ fill_dive_list();
g_object_set(G_OBJECT(dive_list.tree_view), "headers-visible", TRUE,
- "search-column", 0,
+ "search-column", DIVE_LOCATION,
"rules-hint", TRUE,
NULL);
+ g_signal_connect_after(dive_list.tree_view, "realize", G_CALLBACK(realize_cb), NULL);
g_signal_connect(selection, "changed", G_CALLBACK(selection_cb), dive_list.model);
dive_list.container_widget = gtk_scrolled_window_new(NULL, NULL);
gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(dive_list.container_widget),
- GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC);
+ GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
gtk_container_add(GTK_CONTAINER(dive_list.container_widget), dive_list.tree_view);
- return dive_list;
+ dive_list.changed = 0;
+
+ return dive_list.container_widget;
+}
+
+void mark_divelist_changed(int changed)
+{
+ dive_list.changed = changed;
+}
+
+int unsaved_changes()
+{
+ return dive_list.changed;
}
projects / ext / subsurface.git / blobdiff