static bool buy_stat(Stat choice, short[] stats, int[] points_spent, ref int points_left)
{
/* Must be a valid stat, and have a "base" of below 18 to be adjusted */
if (!(choice >= Stat.Max || choice < 0) && (stats[(int)choice] < 18))
{
/* Get the cost of buying the extra point (beyond what
* it has already cost to get this far). */
int stat_cost = birth_stat_costs[stats[(int)choice] + 1];
if (stat_cost <= points_left)
{
stats[(int)choice]++;
points_spent[(int)choice] += stat_cost;
points_left -= stat_cost;
/* Tell the UI the new points situation. */
Game_Event.signal_birthpoints(points_spent, points_left);
/* Recalculate everything that's changed because
* the stat has changed, and inform the UI. */
recalculate_stats(stats, points_left);
return(true);
}
}
/* Didn't adjust stat. */
return(false);
}
static void reset_stats(short[] stats, int[] points_spent, ref int points_left)
{
/* Calculate and signal initial stats and points totals. */
points_left = MAX_BIRTH_POINTS;
for (int i = 0; i < (int)Stat.Max; i++)
{
/* Initial stats are all 10 and costs are zero */
stats[i] = 10;
points_spent[i] = 0;
}
/* Use the new "birth stat" values to work out the "other"
* stat values (i.e. after modifiers) and tell the UI things have
* changed. */
recalculate_stats(stats, points_left);
Game_Event.signal_birthpoints(points_spent, points_left);
}
static bool sell_stat(Stat choice, short[] stats, int[] points_spent, ref int points_left)
{
/* Must be a valid stat, and we can't "sell" stats below the base of 10. */
if (!(choice >= Stat.Max || choice < 0) && (stats[(int)choice] > 10))
{
int stat_cost = birth_stat_costs[stats[(int)choice]];
stats[(int)choice]--;
points_spent[(int)choice] -= stat_cost;
points_left += stat_cost;
/* Tell the UI the new points situation. */
Game_Event.signal_birthpoints(points_spent, points_left);
/* Recalculate everything that's changed because
* the stat has changed, and inform the UI. */
recalculate_stats(stats, points_left);
return(true);
}
/* Didn't adjust stat. */
return(false);
}