equipment.c

   1 #include <stdio.h>
   2 #include <string.h>
   3 #include <stdlib.h>
   4 #include <stdarg.h>
   5 #include <time.h>
   6
   7 #include "dive.h"
   8 #include "display.h"
   9 #include "divelist.h"
  10
  11 static GtkWidget *cylinder_description;
  12
  13 static gboolean match_cylinder(GtkTreeModel *model,
  14                                 GtkTreePath *path,
  15                                 GtkTreeIter *iter,
  16                                 gpointer data)
  17 {
  18         const char *name;
  19         const char *desc = data;
  20         GValue value = {0, };
  21
  22         gtk_tree_model_get_value(model, iter, 0, &value);
  23         name = g_value_get_string(&value);
  24         if (strcmp(desc, name))
  25                 return FALSE;
  26         gtk_combo_box_set_active_iter(GTK_COMBO_BOX(cylinder_description), iter);
  27         return TRUE;
  28 }
  29
  30 void show_dive_equipment(struct dive *dive)
  31 {
  32         const char *desc = dive->cylinder[0].type.description;
  33         GtkTreeModel *model = gtk_combo_box_get_model(GTK_COMBO_BOX(cylinder_description));
  34
  35         if (!desc)
  36                 return;
  37         gtk_tree_model_foreach(model, match_cylinder, (gpointer)desc);
  38 }
  39
  40 static GtkWidget *create_spinbutton(GtkWidget *vbox, const char *name)
  41 {
  42         GtkWidget *frame, *button;
  43
  44         frame = gtk_frame_new(name);
  45         gtk_container_add(GTK_CONTAINER(vbox), frame);
  46
  47         button = gtk_spin_button_new_with_range( 1.0, 3000, 0.1);
  48         gtk_container_add(GTK_CONTAINER(frame), button);
  49
  50         return button;
  51 }
  52
  53 static int get_cylinder_details(const char *name, int *volume, int *pressure)
  54 {
  55         int result;
  56         GtkWidget *dialog, *frame, *vbox;
  57
  58         dialog = gtk_dialog_new_with_buttons("New Cylinder Type",
  59                 GTK_WINDOW(main_window),
  60                 GTK_DIALOG_DESTROY_WITH_PARENT,
  61                 GTK_STOCK_OK, GTK_RESPONSE_ACCEPT,
  62                 GTK_STOCK_CANCEL, GTK_RESPONSE_REJECT,
  63                 NULL);
  64
  65         frame = gtk_frame_new(name);
  66         gtk_container_add(GTK_CONTAINER(GTK_DIALOG(dialog)->vbox), frame);
  67         vbox = gtk_vbox_new(TRUE, 6);
  68         gtk_container_add(GTK_CONTAINER(frame), vbox);
  69
  70         create_spinbutton(vbox, "Size:");
  71         create_spinbutton(vbox, "Working pressure:");
  72
  73         gtk_widget_show_all(dialog);
  74         result = gtk_dialog_run(GTK_DIALOG(dialog));
  75         gtk_widget_destroy(dialog);
  76
  77         *volume = 0;
  78         *pressure = 0;
  79         return result == GTK_RESPONSE_ACCEPT;
  80 }
  81
  82 static void fill_cylinder_info(cylinder_t *cyl, const char *desc, int mliter, int mbar)
  83 {
  84         /*
  85          * The code is currently too broken to actually set anything,
  86          * so just print what we would set
  87          */
  88         printf("Set cylinder to '%s': %.1f liter at %.1f bar working pressure\n",
  89                 desc, mliter / 1000.0, mbar / 1000.);
  90 #if 0
  91         cyl->type.description = desc;
  92         cyl->type.size.mliter = mliter;
  93         cyl->type.workingpressure.mbar = mbar;
  94 #endif
  95 }
  96
  97 void flush_dive_equipment_changes(struct dive *dive)
  98 {
  99         GtkTreeIter iter;
 100         const gchar *desc;
 101         GtkComboBox *box = GTK_COMBO_BOX(cylinder_description);
 102         GtkTreeModel *model = gtk_combo_box_get_model(box);
 103         GtkListStore *store = GTK_LIST_STORE(model);
 104         GValue value1 = {0, }, value2 = {0,}, value3 = {0, };
 105         int volume, pressure;
 106
 107         if (!gtk_combo_box_get_active_iter(box, &iter)) {
 108                 desc = gtk_combo_box_get_active_text(box);
 109                 if (!get_cylinder_details(desc, &volume, &pressure))
 110                         return;
 111                 gtk_list_store_append(store, &iter);
 112                 gtk_list_store_set(store, &iter,
 113                         0, desc,
 114                         1, volume,
 115                         2, pressure,
 116                         -1);
 117         }
 118
 119         gtk_tree_model_get_value(model, &iter, 0, &value1);
 120         desc = g_value_get_string(&value1);
 121         gtk_tree_model_get_value(model, &iter, 1, &value2);
 122         volume = g_value_get_int(&value2);
 123         gtk_tree_model_get_value(model, &iter, 2, &value3);
 124         pressure = g_value_get_int(&value3);
 125         fill_cylinder_info(dive->cylinder+0, desc, volume, pressure);
 126 }
 127
 128 /* We should take these from the dive list instead */
 129 static struct tank_info {
 130         const char *name;
 131         int size;       /* cuft or mliter depending on psi */
 132         int psi;        /* If zero, size is in mliter */
 133 } tank_info[] = {
 134         { "None", 0, 0 },
 135         { "10.0 l", 10000 },
 136         { "11.1 l", 11100 },
 137         { "AL72", 72, 3000 },
 138         { "AL80", 80, 3000 },
 139         { "LP85", 85, 2400 },
 140         { "LP95", 95, 2400 },
 141         { "LP85+", 85, 2640 },
 142         { "LP95+", 95, 2640 },
 143         { "HP100", 100, 3442 },
 144         { "HP119", 119, 3442 },
 145         { NULL, }
 146 };
 147
 148 static void fill_tank_list(GtkListStore *store)
 149 {
 150         GtkTreeIter iter;
 151
 152         struct tank_info *info = tank_info;
 153
 154         while (info->name) {
 155                 int size = info->size;
 156                 int psi = info->psi;
 157                 int mbar = 0, ml = size;
 158
 159                 /* Is it in cuft and psi? */
 160                 if (psi) {
 161                         double bar = 0.0689475729 * psi;
 162                         double airvolume = 28316.8466 * size;
 163                         double atm = bar / 1.01325;
 164
 165                         ml = airvolume / atm + 0.5;
 166                         mbar = bar*1000 + 0.5;
 167                 }
 168
 169                 gtk_list_store_append(store, &iter);
 170                 gtk_list_store_set(store, &iter,
 171                         0, info->name,
 172                         1, ml,
 173                         2, mbar,
 174                         -1);
 175                 info++;
 176         }
 177 }
 178
 179 static void cylinder_widget(GtkWidget *box, int nr, GtkListStore *model)
 180 {
 181         GtkWidget *frame, *hbox, *size;
 182         char buffer[80];
 183
 184         snprintf(buffer, sizeof(buffer), "Cylinder %d", nr);
 185         frame = gtk_frame_new(buffer);
 186         gtk_box_pack_start(GTK_BOX(box), frame, FALSE, FALSE, 0);
 187
 188         hbox = gtk_hbox_new(TRUE, 3);
 189         gtk_container_add(GTK_CONTAINER(frame), hbox);
 190
 191         size = gtk_combo_box_entry_new_with_model(GTK_TREE_MODEL(model), 0);
 192         gtk_box_pack_start(GTK_BOX(hbox), size, FALSE, FALSE, 0);
 193
 194         cylinder_description = size;
 195 }
 196
 197 static GtkListStore *create_tank_size_model(void)
 198 {
 199         GtkListStore *model;
 200
 201         model = gtk_list_store_new(3,
 202                 G_TYPE_STRING,          /* Tank name */
 203                 G_TYPE_INT,             /* Tank size in mliter */
 204                 G_TYPE_INT,             /* Tank working pressure in mbar */
 205                 -1);
 206
 207         fill_tank_list(model);
 208         return model;
 209 }
 210
 211 GtkWidget *equipment_widget(void)
 212 {
 213         GtkWidget *vbox;
 214         GtkListStore *model;
 215
 216         vbox = gtk_vbox_new(FALSE, 3);
 217
 218         model = create_tank_size_model();
 219         cylinder_widget(vbox, 0, model);
 220
 221         return vbox;
 222 }