我实际上尝试在 'x' 次内为我的边框按钮的一部分添加颜色。到目前为止,我设法通过我的第一个 click
函数获得了初始边框。现在我只想修改边框的一半、1/3、1/4...的颜色。
我正在寻找的原则是:每次,我都会点击按钮,它会向按钮添加一个“lvl”。为了表明这一点,请稍微修改一下边框。最后一个“lvl”将填充边界。
我有两个问题。 1、除了使用 border-top-color
、border-left-color
、border-right-color
和 border- bottom-color
,我找不到拆分颜色填充的解决方案,它限制我只能使用四分之一。
我也可以使用 :after
和 :before
来更改它们,但似乎我在这些方面苦苦挣扎。
第二,我在第一个函数中复制的第二个 js
函数似乎不起作用。我认为这是因为 var
声明。我知道 skill_unlocked
类不是直接写在我的 HTML 代码中,而是在后面添加。它会阻止功能启动吗?
编辑:我尝试修改 js
:
if document.getElementsByClassName("btn").hasClass("skill_unlocked") {
document.getElementsByClassName("skill_unlocked").addEventListener("click", function() {
this.classList.add("skill_lvl_1");
});
好像取消了第一个功能
var buttons = document.getElementsByClassName("btn");
for (var i = 0; i < buttons.length; i++) {
document.getElementsByClassName("btn")[i].addEventListener("click", function() {
this.classList.add("skill_unlocked");
});
}
/* WORKS TOO (SIMPLIFIED METHOD?)
$(document).on('click', '.btn', function() {
$(this).addClass('skill_unlocked');
}); */
var skill_unlocked = document.getElementsByClassName("skill_unlocked");
for (var i = 0; i < skill_unlocked.length; i++) {
document.getElementsByClassName("skill_unlocked")[i].addEventListener("click", function() {
this.classList.add("skill_lvl_1");
});
}
body {
background-color: #575757;
}
.btn {
margin: 10px;
display: block;
opacity: 0.6;
border: hidden;
background-color: grey;
border-radius: 50%;
cursor: pointer;
height: 70px;
width: 70px;
outline: none;
}
.btn:hover {
opacity: 0.9;
background-color: #2B2B2B;
}
.fas {
font-size: 28px;
}
.skill_unlocked {
border: 2px solid white;
opacity: 1;
background-color: #2B2B2B;
}
.skill_lvl_1 {
border: 2px solid;
opacity: 1;
background-color: #2B2B2B;
border-top-color:green;
}
<!DOCTYPE html>
<html>
<head>
<script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.1/jquery.min.js"></script>
<link rel="stylesheet" type="text/css" href="button border.css">
<link rel="stylesheet" href="https://use.fontawesome.com/releases/v5.0.10/css/all.css" integrity="sha384-+d0P83n9kaQMCwj8F4RJB66tzIwOKmrdb46+porD/OvrJ+37WqIM7UoBtwHO6Nlg" crossorigin="anonymous">
</head>
<body>
<button class="btn"><i class=" fas fa-shipping-fast fa-inverse"></i></button>
<button class="btn"><i class=" fas fa-address-card fa-inverse"></i></button>
<button class="btn"><i class=" fas fa-camera-retro fa-inverse"></i></button>
<button class="btn"><i class="fas fa-flag fa-inverse"></i></button>
<button class="btn"></button>
<script type="text/javascript" src="button border.js"></script>
</body>
</html>
最佳答案
我假设您想为白色边框后的每次点击着色右上-下-左边框(按此顺序),如果正确则您可以检查此代码
body {
background-color: #575757;
}
.btn {
margin: 10px;
display: block;
opacity: 0.6;
border: hidden;
background-color: grey;
border-radius: 50%;
cursor: pointer;
height: 70px;
width: 70px;
outline: none;
}
.btn:hover {
opacity: 0.9;
background-color: #2B2B2B;
}
.fas {
font-size: 28px;
}
.skill_unlocked {
border: 2px solid white;
opacity: 1;
background-color: #2B2B2B;
}
.skill_lvl_1 {
border: 2px solid;
opacity: 1;
background-color: #2B2B2B;
border-top-color:green;
}
.skill_lvl_2 {
border: 2px solid;
opacity: 1;
background-color: #2B2B2B;
border-top-color:green;
border-right-color:green;
}
.skill_lvl_3 {
border: 2px solid;
opacity: 1;
background-color: #2B2B2B;
border-top-color:green;
border-right-color:green;
border-bottom-color:green;
}
.skill_lvl_4 {
border: 2px solid;
opacity: 1;
background-color: #2B2B2B;
border-top-color:green;
border-right-color:green;
border-bottom-color:green;
border-left-color:green;
}
<!DOCTYPE html>
<html>
<head>
<script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.1/jquery.min.js"></script>
<link rel="stylesheet" type="text/css" href="border.css">
<link rel="stylesheet" href="https://use.fontawesome.com/releases/v5.0.10/css/all.css" integrity="sha384-+d0P83n9kaQMCwj8F4RJB66tzIwOKmrdb46+porD/OvrJ+37WqIM7UoBtwHO6Nlg" crossorigin="anonymous">
</head>
<body>
<button class="btn"><i class=" fas fa-shipping-fast fa-inverse"></i></button>
<button class="btn"><i class=" fas fa-address-card fa-inverse"></i></button>
<button class="btn"><i class=" fas fa-camera-retro fa-inverse"></i></button>
<button class="btn"><i class="fas fa-flag fa-inverse"></i></button>
<button class="btn"></button>
<script type="text/javascript">
var buttons = document.getElementsByClassName("btn");
for (var i = 0; i < buttons.length; i++) {
document.getElementsByClassName("btn")[i].addEventListener("click", function() {
if(this.classList.contains("skill_lvl_3"))
this.classList.add("skill_lvl_4");
else if(this.classList.contains("skill_lvl_2"))
this.classList.add("skill_lvl_3");
else if(this.classList.contains("skill_lvl_1"))
this.classList.add("skill_lvl_2");
else if(this.classList.contains("skill_unlocked"))
this.classList.add("skill_lvl_1");
else
this.classList.add("skill_unlocked");
});
}
</script>
</body>
</html>
我希望这是你想要做的
关于javascript - 使用 onclick 将 'x' 颜色添加到按钮边框,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/50145404/