function costOf(score) {
if(score <= 8)
return 0;
if(score <= 13)
return score - 8;
if(score == 14)
return 7;
if(score == 15)
return 9;
if(score == 16)
return 11;
if(score == 17)
return 14;
if(score == 18)
return 18;
throw new OutOfRangeException();
}
function calcMod(score) {
return Math.floor(0.5 * (score-10));
}
function getMod(score) {
var mod = calcMod(score);
if(mod >= 0)
return "+" + mod;
return mod;
}
function recalcTotal() {
var sum = 0;
$("#str,#dex,#con,#int,#wis,#cha").each(function() {
var v = $(this)[0];
var score = parseInt(v.value);
sum += costOf(score);
$("#" + v.id + "mod").empty().append(getMod(score));
});
$("#total").empty().append(sum-10);
}
function resetScores() {
$("#str,#dex,#con,#int,#wis").each(function() { $(this)[0].value = 10; });
$("#cha").each(function() { $(this)[0].value = 8; });
recalcTotal();
}
$(document).ready(function() {
$("#abscores input").bind("change", recalcTotal);
resetScores();
});