ここで見ることができるビデオ ゲーム ツールがあります。ページの上部に、問題を説明する青いテキスト行が表示されます。
ほとんどの場合、正しく機能しますが、十分に努力すると、負の数になる可能性があります。これは望ましくありません。負の数を防ぐために追加できるコードのスニペットはありますか?
主に私が JavaScript の初心者であるため、コードが必要以上に複雑であることはわかっています。全体を書き直すことには興味がありません。私が見逃している明らかな修正があるかどうかだけを尋ねます。
以下は「Monk」クラスのコードです。
<!DOCTYPE html>
<html>
<head>
<script type="text/javascript">
var Human =
{
Strength: "HumanStrengthVal",
Stamina: "HumanStaminaVal",
Agility: "HumanAgilityVal",
Dexterity: "HumanDexterityVal",
Wisdom: "HumanWisdomVal",
Intelligence: "HumanIntelligenceVal",
Charisma: "HumanCharismaVal",
Bonus: "HumanRemainingBonusVal",
Limits: {
Strength: {
max: 100,
min: 80
},
Stamina: {
max: 100,
min: 80
},
Agility: {
max: 105,
min: 85
},
Dexterity: {
max: 105,
min: 85
},
Wisdom: {
max: 95,
min: 75
},
Intelligence: {
max: 95,
min: 75
},
Charisma: {
max: 95,
min: 75
}
}
};
var Iksar =
{
Strength: "IksarStrengthVal",
Stamina: "IksarStaminaVal",
Agility: "IksarAgilityVal",
Dexterity: "IksarDexterityVal",
Wisdom: "IksarWisdomVal",
Intelligence: "IksarIntelligenceVal",
Charisma: "IksarCharismaVal",
Bonus: "IksarRemainingBonusVal",
Limits: {
Strength: {
max: 95,
min: 75
},
Stamina: {
max: 95,
min: 75
},
Agility: {
max: 120,
min: 100
},
Dexterity: {
max: 115,
min: 95
},
Wisdom: {
max: 100,
min: 80
},
Intelligence: {
max: 95,
min: 75
},
Charisma: {
max: 75,
min: 55
}
}
};
function table(e)
{
e.preventDefault();
}
function add(character, stat)
{
var txtNumber = document.getElementById(character[stat]);
var newNumber = parseInt(txtNumber.value) + 1;
if(newNumber > character.Limits[stat].max) return;
var BonusVal = document.getElementById(character.Bonus);
if(BonusVal.value == 0) return;
var newBonus = parseInt(BonusVal.value) - 1;
BonusVal.value = newBonus;
txtNumber.value = newNumber;
}
function subtract(character, stat)
{
var txtNumber = document.getElementById(character[stat]);
var newNumber = parseInt(txtNumber.value) - 1;
if(newNumber < character.Limits[stat].min) return;
var BonusVal = document.getElementById(character.Bonus);
var newBonus = parseInt(BonusVal.value) + 1;
BonusVal.value = newBonus;
txtNumber.value = newNumber;
}
function dump(e, character, stat)
{
if (e.ctrlKey == 1 && e.which == 1) {
console.log('met');
var txtNumber = document.getElementById(character[stat]);
var newNumber = parseInt(txtNumber.value) + 4;
if(newNumber > character.Limits[stat].max) return;
var BonusVal = document.getElementById(character.Bonus);
if(BonusVal.value == 0) return;
var newBonus = parseInt(BonusVal.value) - 4;
BonusVal.value = newBonus;
txtNumber.value = newNumber;
}
}
function reclaim(e, character, stat)
{
if (e.ctrlKey == 1 && e.which == 3) {
console.log('met');
var txtNumber = document.getElementById(character[stat]);
var newNumber = parseInt(txtNumber.value) - 4;
if(newNumber < character.Limits[stat].min) return;
var BonusVal = document.getElementById(character.Bonus);
var newBonus = parseInt(BonusVal.value) + 4;
BonusVal.value = newBonus;
txtNumber.value = newNumber;
}
}
</script>
</head>
HTML:
<body>
<table
cellpadding='0'
cellspacing='0'
oncontextmenu="table(event)">
<tr style="background-color:#151515">
<td style="width:102px; padding-top:2px; padding-bottom:3px">
<b>RACE</b></td>
<td style="width:40px; padding-top:2px; padding-bottom:3px; color:#00ff00"><b>STR</b></td>
<td style="padding-top:2px; padding-bottom:3px; color:#00ff00"><b>STA</b></td>
<td style="padding-top:2px; padding-bottom:3px; color:#00ff00"><b>AGL</b></td>
<td style="padding-top:2px; padding-bottom:3px; color:#00ff00"><b>DEX</b></td>
<td style="padding-top:2px; padding-bottom:3px"><b>WIS</b></td>
<td style="padding-top:2px; padding-bottom:3px"><b>INT</b></td>
<td style="padding-top:2px; padding-bottom:3px"><b>CHA</b></td>
<td style="padding-top:2px; padding-bottom:3px"><b>BONUS</b></td>
</tr>
<tr>
<td style="background-color:#151515">Human</td>
<td>
<input
id="HumanStrengthVal"
type=“text”
value="80"
style="width:40px; color:#00ff00"
onClick="add(Human, 'Strength')"
onContextMenu="subtract(Human, 'Strength');"
onMouseDown="dump(event, Human, 'Strength'); reclaim(event, Human, 'Strength')"
onfocus="this.blur()"
/>
</td>
<td>
<input
id="HumanStaminaVal"
type=“text”
value="80"
style="width:40px; color:#00ff00"
onClick="add(Human, 'Stamina')"
onContextMenu="subtract(Human, 'Stamina');"
onMouseDown="dump(event, Human, 'Stamina'); reclaim(event, Human, 'Stamina')"
onfocus="this.blur()"
/>
</td>
<td>
<input
id="HumanAgilityVal"
type=“text”
value="85"
style="width:40px; color:#00ff00"
onClick="add(Human, 'Agility')"
onContextMenu="subtract(Human, 'Agility');"
onMouseDown="dump(event, Human, 'Agility'); reclaim(event, Human, 'Agility')"
onfocus="this.blur()"
/>
</td>
<td>
<input
id="HumanDexterityVal"
type=“text”
value="85"
style="width:40px; color:#00ff00"
onClick="add(Human, 'Dexterity')"
onContextMenu="subtract(Human, 'Dexterity');"
onMouseDown="dump(event, Human, 'Dexterity'); reclaim(event, Human, 'Dexterity')"
onfocus="this.blur()"
/>
</td>
<td>
<input
id="HumanWisdomVal"
type=“text”
value="75"
style="width:40px;"
onClick="add(Human, 'Wisdom')"
onContextMenu="subtract(Human, 'Wisdom');"
onMouseDown="dump(event, Human, 'Wisdom'); reclaim(event, Human, 'Wisdom')"
onfocus="this.blur()"
/>
</td>
<td>
<input
id="HumanIntelligenceVal"
type=“text”
value="75"
style="width:40px;"
onClick="add(Human, 'Intelligence')"
onContextMenu="subtract(Human, 'Intelligence');"
onMouseDown="dump(event, Human, 'Intelligence'); reclaim(event, Human, 'Intelligence')"
onfocus="this.blur()"
/>
</td>
<td>
<input
id="HumanCharismaVal"
type=“text”
value="75"
style="width:40px;"
onClick="add(Human, 'Charisma')"
onContextMenu="subtract(Human, 'Charisma');"
onMouseDown="dump(event, Human, 'Charisma'); reclaim(event, Human, 'Charisma')"
onfocus="this.blur()"
/>
</td>
<td>
<input
id="HumanRemainingBonusVal"
type=“text”
value="20"
style="width:63px;"
onContextMenu="table(event);"
onfocus="this.blur()"
/>
</td>
</tr>
<tr>
<td style="background-color:#151515">Iksar</td>
<td>
<input
id="IksarStrengthVal"
type="text"
value="75"
style="width:40px; color:#00ff00"
onClick="add(Iksar, 'Strength')"
onContextMenu="subtract(Iksar, 'Strength');"
onMouseDown="dump(event, Iksar, 'Strength'); reclaim(event, Iksar, 'Strength')"
onfocus="this.blur()"
/>
</td>
<td>
<input
id="IksarStaminaVal"
type=“text”
value="75"
style="width:40px; color:#00ff00"
onClick="add(Iksar, 'Stamina')"
onContextMenu="subtract(Iksar, 'Stamina');"
onMouseDown="dump(event, Iksar, 'Stamina'); reclaim(event, Iksar, 'Stamina')"
onfocus="this.blur()"
/>
</td>
<td>
<input
id="IksarAgilityVal"
type=“text”
value="100"
style="width:40px; color:#00ff00"
onClick="add(Iksar, 'Agility')"
onContextMenu="subtract(Iksar, 'Agility');"
onMouseDown="dump(event, Iksar, 'Agility'); reclaim(event, Iksar, 'Agility')"
onfocus="this.blur()"
/>
</td>
<td>
<input
id="IksarDexterityVal"
type=“text”
value="95"
style="width:40px; color:#00ff00"
onClick="add(Iksar, 'Dexterity')"
onContextMenu="subtract(Iksar, 'Dexterity');"
onMouseDown="dump(event, Iksar, 'Dexterity'); reclaim(event, Iksar, 'Dexterity')"
onfocus="this.blur()"
/>
</td>
<td>
<input
id="IksarWisdomVal"
type=“text”
value="80"
style="width:40px;"
onClick="add(Iksar, 'Wisdom')"
onContextMenu="subtract(Iksar, 'Wisdom');"
onMouseDown="dump(event, Iksar, 'Wisdom'); reclaim(event, Iksar, 'Wisdom')"
onfocus="this.blur()"
/>
</td>
<td>
<input
id="IksarIntelligenceVal"
type=“text”
value="75"
style="width:40px;"
onClick="add(Iksar, 'Intelligence')"
onContextMenu="subtract(Iksar, 'Intelligence');"
onMouseDown="dump(event, Iksar, 'Intelligence'); reclaim(event, Iksar, 'Intelligence')"
onfocus="this.blur()"
/>
</td>
<td>
<input
id="IksarCharismaVal"
type=“text”
value="55"
style="width:40px;"
onClick="add(Iksar, 'Charisma')"
onContextMenu="subtract(Iksar, 'Charisma');"
onMouseDown="dump(event, Iksar, 'Charisma'); reclaim(event, Iksar, 'Charisma')"
onfocus="this.blur()"
/>
</td>
<td>
<input
id="IksarRemainingBonusVal"
type=“text”
value="20"
style="width:63px;"
onContextMenu="table(event);"
onfocus="this.blur()"
/>
</td>
</tr>
</table>
</body>
</html>