CSS Only Pie Chart - 如何在切片之间添加间距/填充?

stw*_*ite 6 css pie-chart css-shapes

我已经构建了一个仅限 CSS 的饼图,但我需要在每个切片之间添加空间,就像它是一个边框一样。我试图为每个切片添加一个边框,但这实际上不起作用。

关于如何使这个 CSS 饼图看起来更像下图的任何想法?

CSS饼图

这是我的代码:

.palette {
  height: 48px;
  width: 48px;
}
.palette .colorOuter1,
.palette .colorOuter2,
.palette .colorOuter3,
.palette .colorOuter4,
.palette .colorOuter5 {
  height: 200px;
  width: 200px;
  border-radius: 50%;
  position: absolute;
  top: 0;
  left: 0;
  clip: rect(0px, 200px, 200px, 100px);
}
.palette .colorOuter1 {
  clip: auto;
  background: #eee;
}
.palette .colorOuter2 {
  transform: rotate(0deg);
}
.palette .colorOuter2 {
  transform: rotate(72deg);
}
.palette .colorOuter3 {
  transform: rotate(144deg);
}
.palette .colorOuter4 {
  transform: rotate(216deg);
}
.palette .colorOuter5 {
  transform: rotate(288deg);
}
.palette .colorInner1,
.palette .colorInner2,
.palette .colorInner3,
.palette .colorInner4,
.palette .colorInner5 {
  position: absolute;
  top: 0;
  left: 0;
  width: 200px;
  height: 200px;
  border-radius: 50%;
  transform: rotate(72deg);
}
.palette .colorInner1 {
  background: #5D5E63;
  clip: rect(0px, 100px, 200px, 0px);
}
.palette .colorInner2 {
  background-color: #AEADA9;
  clip: rect(0px, 100px, 100px, 0px);
}
.palette .colorInner3 {
  background-color: #D5C4A8;
  clip: rect(0px, 100px, 100px, 0px);
}
.palette .colorInner4 {
  background-color: #AA875F;
  clip: rect(0px, 100px, 100px, 0px);
}
.palette .colorInner5 {
  background-color: #B7CBC7;
  clip: rect(0px, 100px, 100px, 0px);
}
.palette .centerOverlay {
  position: absolute;
  border-radius: 50%;
  top: 60px;
  left: 60px;
  background: #fff;
  width: 80px;
  height: 80px;
  display: block;
  clip: auto;
}
Run Code Online (Sandbox Code Playgroud)
<div class="palette">
  <div class="colorOuter1">
    <div class="colorInner1"></div>
  </div>
  <div class="colorOuter2">
    <div class="colorInner2"></div>
  </div>
  <div class="colorOuter3">
    <div class="colorInner3"></div>
  </div>
  <div class="colorOuter4">
    <div class="colorInner4"></div>
  </div>
  <div class="colorOuter5">
    <div class="colorInner5"></div>
  </div>
  <div class="centerOverlay"></div>
</div>
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Tem*_*fif 8

首先,我会用更少的代码重新创建它,clip-path如下所示:

.palette {
  height: 200px;
  width: 200px;
  position:relative;
  overflow:hidden;
}
.palette > * {
  position:absolute;
  top:0;
  left:0;
  right:0;
  bottom:0;
  border:50px solid var(--c,red);
  border-radius:50%;
  clip-path:polygon(50% 50%, 50% 0%, 100% 0%,100% 33.745%); 
}
.color1 {
  transform:rotate(72deg);
  --c:blue;
}
.color2 {
  transform:rotate(144deg);
  --c:orange;
}
.color3 {
  transform:rotate(-72deg);
  --c:green;
}
.color4 {
  transform:rotate(-144deg);
  --c:purple;
}
Run Code Online (Sandbox Code Playgroud)
<div class="palette">
  <div class="color1"></div>
  <div class="color2"></div>
  <div class="color3"></div>
  <div class="color4"></div>
  <div class="color5"></div>
</div>
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然后,您可以对元素应用翻译以创建间隙:

.palette {
  height: 200px;
  width: 200px;
  position:relative;
  margin:20px;
}
.palette > * {
  position:absolute;
  top:0;
  left:0;
  right:0;
  bottom:0;
  border:50px solid var(--c,red);
  border-radius:50%;
  clip-path:polygon(50% 50%, 50% 0%, 100% 0%,100% 33.745%); 
}
.color1 {
  transform:rotate(72deg) translate(5px,-5px);
  --c:blue;
}
.color2 {
  transform:rotate(144deg) translate(5px,-5px);
  --c:orange;
}
.color3 {
  transform:rotate(-72deg) translate(5px,-5px);
  --c:green;
}
.color4 {
  transform:rotate(-144deg) translate(5px,-5px);
  --c:purple;
}
.color5 {
  transform:rotate(0) translate(5px,-5px);
  --c:red;
}
Run Code Online (Sandbox Code Playgroud)
<div class="palette">
  <div class="color1"></div>
  <div class="color2"></div>
  <div class="color3"></div>
  <div class="color4"></div>
  <div class="color5"></div>
</div>
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或者,如果您想创建缺失部分的效果以保持圆形(如屏幕截图所示),则必须调整剪辑路径

.palette {
  height: 200px;
  width: 200px;
  position:relative;
  overflow:hidden;
}
.palette > * {
  position:absolute;
  top:0;
  left:0;
  right:0;
  bottom:0;
  border:50px solid var(--c,red);
  border-radius:50%;
  clip-path:polygon(
    calc(50% + 5px) 50%, 
    calc(50% + 5px) 0%, 
    100% 0%,
    100% calc(33.745% - 5px),
    50% calc(50% - 5px)); 
}
.color1 {
  transform:rotate(72deg);
  --c:blue;
}
.color2 {
  transform:rotate(144deg);
  --c:orange;
}
.color3 {
  transform:rotate(-72deg);
  --c:green;
}
.color4 {
  transform:rotate(-144deg);
  --c:purple;
}
Run Code Online (Sandbox Code Playgroud)
<div class="palette">
  <div class="color1"></div>
  <div class="color2"></div>
  <div class="color3"></div>
  <div class="color4"></div>
  <div class="color5"></div>
</div>
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使用 CSS 变量,我们可以轻松处理所有事情

.palette {
  --g:10px; /* The gap between shapes*/
  --s:50px; /* the size*/

  height: 200px;
  width: 200px;
  position:relative;
  display:inline-block;
  overflow:hidden;
}
.palette > * {
  position:absolute;
  top:0;
  left:0;
  right:0;
  bottom:0;
  border:var(--s) solid var(--c,red);
  border-radius:50%;
  clip-path:polygon(
    calc(50% + var(--g)/2) 50%, 
    calc(50% + var(--g)/2) 0%, 
    100% 0%,
    100% calc(33.745% - var(--g)/2),
    50% calc(50% - var(--g)/2)); 
}
.color1 {
  transform:rotate(72deg);
  --c:blue;
}
.color2 {
  transform:rotate(144deg);
  --c:orange;
}
.color3 {
  transform:rotate(-72deg);
  --c:green;
}
.color4 {
  transform:rotate(-144deg);
  --c:purple;
}
Run Code Online (Sandbox Code Playgroud)
<div class="palette">
  <div class="color1"></div>
  <div class="color2"></div>
  <div class="color3"></div>
  <div class="color4"></div>
  <div class="color5"></div>
</div>

<div class="palette" style="--s:40px;--g:20px">
  <div class="color1"></div>
  <div class="color2"></div>
  <div class="color3"></div>
  <div class="color4"></div>
  <div class="color5"></div>
</div>

<div class="palette" style="--s:60px;--g:0px">
  <div class="color1"></div>
  <div class="color2"></div>
  <div class="color3"></div>
  <div class="color4"></div>
  <div class="color5"></div>
</div>
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CSS饼图

使用相同的代码,您可以轻松扩展到任意数量的切片:

8片:

.palette {
  --g:10px; /* The gap between shapes*/
  --s:50px; /* the size*/

  height: 200px;
  width: 200px;
  position:relative;
  display:inline-block;
  overflow:hidden;
}
.palette > * {
  position:absolute;
  top:0;
  left:0;
  right:0;
  bottom:0;
  border:var(--s) solid var(--c,red);
  border-radius:50%;
  clip-path:polygon(
    calc(50% + var(--g)/2) 50%, 
    calc(50% + var(--g)/2) 0%, 
    100% 0%,
    100% calc(0% - var(--g)/2),
    50% calc(50% - var(--g)/2)); 
}
.color1 {
  transform:rotate(45deg); /* 360/8 */
  --c:blue;
}
.color2 {
  transform:rotate(90deg);
  --c:orange;
}
.color3 {
  transform:rotate(135deg);
  --c:green;
}
.color4 {
  transform:rotate(180deg);
  --c:purple;
}
.color5 {
  transform:rotate(-45deg); /* 360/8 */
  --c:orange;
}
.color6 {
  transform:rotate(-90deg);
  --c:lightblue;
}
.color7 {
  transform:rotate(-135deg);
  --c:pink;
}
Run Code Online (Sandbox Code Playgroud)
<div class="palette">
  <div class="color1"></div>
  <div class="color2"></div>
  <div class="color3"></div>
  <div class="color4"></div>
  <div class="color5"></div>
  <div class="color6"></div>
  <div class="color7"></div>
  <div class="color8"></div>
</div>

<div class="palette" style="--s:40px;--g:20px">
  <div class="color1"></div>
  <div class="color2"></div>
  <div class="color3"></div>
  <div class="color4"></div>
  <div class="color5"></div>
  <div class="color6"></div>
  <div class="color7"></div>
  <div class="color8"></div>
</div>

<div class="palette" style="--s:60px;--g:0px">
  <div class="color1"></div>
  <div class="color2"></div>
  <div class="color3"></div>
  <div class="color4"></div>
  <div class="color5"></div>
  <div class="color6"></div>
  <div class="color7"></div>
  <div class="color8"></div>
</div>
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CSS 饼图 - 8 个切片

3片:

.palette {
  --g:10px; /* The gap between shapes*/
  --s:50px; /* the size*/

  height: 200px;
  width: 200px;
  position:relative;
  display:inline-block;
  overflow:hidden;
}
.palette > * {
  position:absolute;
  top:0;
  left:0;
  right:0;
  bottom:0;
  border:var(--s) solid var(--c,red);
  border-radius:50%;
  clip-path:polygon(
    calc(50% + var(--g)/2) 50%, 
    calc(50% + var(--g)/2) 0%, 
    100% 0%,
    100% calc(78.665% - var(--g)/2),
    50% calc(50% - var(--g)/2)); 
}
.color1 {
  transform:rotate(120deg);
  --c:blue;
}
.color2 {
  transform:rotate(-120deg);
  --c:orange;
}
Run Code Online (Sandbox Code Playgroud)
<div class="palette">
  <div class="color1"></div>
  <div class="color2"></div>
  <div class="color3"></div>
</div>

<div class="palette" style="--s:40px;--g:20px">
  <div class="color1"></div>
  <div class="color2"></div>
  <div class="color3"></div>
</div>

<div class="palette" style="--s:60px;--g:0px">
  <div class="color1"></div>
  <div class="color2"></div>
  <div class="color3"></div>
</div>
Run Code Online (Sandbox Code Playgroud)

CSS 饼图 - 3 个切片


这是 中使用的数背后的公式clip-path

  • 5片: 33.75% = 50% - tan(90deg - 72deg)*50%
  • 8片: 0% = 50% - tan(90deg - 45deg)*50%
  • 3片: 78.665% = 50% - tan(90deg - 120deg)*50%

所以 N 切片的通用公式是50%*(1 - tan(90deg - 360deg/N)) with N in [3 8]。如果N < 3我们有不需要复杂代码的琐碎情况。因为N > 8我们需要一个不同clip-path的公式:50%*(1 + tan(360deg/N))

10 个切片的示例:

.palette {
  --g:10px; /* The gap between shapes*/
  --s:50px; /* the size*/

  height: 200px;
  width: 200px;
  position:relative;
  display:inline-block;
  overflow:hidden;
}
.palette > * {
  position:absolute;
  top:0;
  left:0;
  right:0;
  bottom:0;
  border:var(--s) solid var(--c,red);
  border-radius:50%;
  clip-path:polygon(
    calc(50% + var(--g)/2) 50%, 
    calc(50% + var(--g)/2) 0%, 
    calc(86.327% - var(--g)/2) 0%,
    50% calc(50% - var(--g)/2)); 
}
.color1 {
  transform:rotate(36deg);
  --c:blue;
}
.color2 {
  transform:rotate(72deg);
  --c:orange;
}
.color3 {
  transform:rotate(108deg);
  --c:green;
}
.color4 {
  transform:rotate(144deg);
  --c:purple;
}
.color5 {
  transform:rotate(180deg);
  --c:lightblue;
}
.color6 {
  transform:rotate(-36deg);
  --c:silver;
}
.color7 {
  transform:rotate(-72deg);
  --c:black;
}
.color8 {
  transform:rotate(-108deg);
  --c:darkgreen;
}
.color9 {
  transform:rotate(-144deg);
  --c:pink;
}
Run Code Online (Sandbox Code Playgroud)
<div class="palette">
  <div class="color1"></div>
  <div class="color2"></div>
  <div class="color3"></div>
  <div class="color4"></div>
  <div class="color5"></div>
  <div class="color6"></div>
  <div class="color7"></div>
  <div class="color8"></div>
  <div class="color9"></div>
  <div class="color10"></div>
</div>

<div class="palette" style="--s:40px;--g:20px">
  <div class="color1"></div>
  <div class="color2"></div>
  <div class="color3"></div>
  <div class="color4"></div>
  <div class="color5"></div>
  <div class="color6"></div>
  <div class="color7"></div>
  <div class="color8"></div>
  <div class="color9"></div>
  <div class="color10"></div>
</div>

<div class="palette" style="--s:60px;--g:0px">
  <div class="color1"></div>
  <div class="color2"></div>
  <div class="color3"></div>
  <div class="color4"></div>
  <div class="color5"></div>
  <div class="color6"></div>
  <div class="color7"></div>
  <div class="color8"></div>
  <div class="color9"></div>
  <div class="color10"></div>
</div>
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CSS 饼图 - 10 个切片


如果您想实现渐变着色,这是一个想法。这个依赖conic-gradient所以暂时不能在 Firefox上工作:

.palette {
  --g:10px; /* The gap between shapes*/
  --s:50px; /* the size*/

  height: 200px;
  width: 200px;
  position:relative;
  display:inline-block;
  overflow:hidden;
}
.palette > * {
  position:absolute;
  top:0;
  left:0;
  right:0;
  bottom:0;
  border:var(--s) solid transparent;
  background:
     linear-gradient(#fff,#fff) padding-box,
     conic-gradient(from calc(-1*var(--d,0deg)), red,blue,green) border-box;
  border-radius:50%;
  clip-path:polygon(
    calc(50% + var(--g)/2) 50%, 
    calc(50% + var(--g)/2) 0%, 
    calc(86.327% - var(--g)/2) 0%,
    50% calc(50% - var(--g)/2)); 
  transform:rotate(var(--d,0deg));
}
.color1 {
  --d:36deg;
}
.color2 {
  --d:72deg;
}
.color3 {
  --d:108deg;
}
.color4 {
  --d:144deg;
}
.color5 {
  --d:180deg;
}
.color6 {
  --d:-36deg;
}
.color7 {
  --d:-72deg;
}
.color8 {
  --d:-108deg;
}
.color9 {
  --d:-144deg;
}
Run Code Online (Sandbox Code Playgroud)
<div class="palette">
  <div class="color1"></div>
  <div class="color2"></div>
  <div class="color3"></div>
  <div class="color4"></div>
  <div class="color5"></div>
  <div class="color6"></div>
  <div class="color7"></div>
  <div class="color8"></div>
  <div class="color9"></div>
  <div class="color10"></div>
</div>

<div class="palette" style="--s:40px;--g:20px">
  <div class="color1"></div>
  <div class="color2"></div>
  <div class="color3"></div>
  <div class="color4"></div>
  <div class="color5"></div>
  <div class="color6"></div>
  <div class="color7"></div>
  <div class="color8"></div>
  <div class="color9"></div>
  <div class="color10"></div>
</div>

<div class="palette" style="--s:60px;--g:0px">
  <div class="color1"></div>
  <div class="color2"></div>
  <div class="color3"></div>
  <div class="color4"></div>
  <div class="color5"></div>
  <div class="color6"></div>
  <div class="color7"></div>
  <div class="color8"></div>
  <div class="color9"></div>
  <div class="color10"></div>
</div>
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圆锥渐变 CSS 饼图

您可以模拟另一种渐变着色,linear-gradient您将获得更好的支持:

.palette {
  --g:10px; /* The gap between shapes*/
  --s:50px; /* the size*/

  height: 200px;
  width: 200px;
  position:relative;
  display:inline-block;
  overflow:hidden;
}
.palette > * {
  position:absolute;
  top:0;
  left:0;
  right:0;
  bottom:0;
  padding:var(--s);
  background:
     linear-gradient(#fff,#fff)      content-box,
     linear-gradient(red,blue,green) padding-box;
  border-radius:50%;
  clip-path:polygon(
    calc(50% + var(--g)/2) 50%, 
    calc(50% + var(--g)/2) 0%, 
    100% 0%,
    100% calc(0% - var(--g)/2),
    50% calc(50% - var(--g)/2)); 
  transform:rotate(var(--d,0deg));
}
.palette > *:before {
  content:"";
  position:absolute;
  top:0;
  left:0;
  right:0;
  bottom:0;
  padding:inherit;
  background:inherit;
  transform:rotate(calc(-1*var(--d,0deg)));
  border-radius:50%;
}
.color1 {
  --d:45deg;
}
.color2 {
  --d:90deg;
}
.color3 {
  --d:135deg;
}
.color4 {
  --d:180deg;
}
.color5 {
  --d:-45deg;
}
.color6 {
  --d:-90deg;
}
.color7 {
  --d:-135deg;
}
Run Code Online (Sandbox Code Playgroud)
<div class="palette">
  <div class="color1"></div>
  <div class="color2"></div>
  <div class="color3"></div>
  <div class="color4"></div>
  <div class="color5"></div>
  <div class="color6"></div>
  <div class="color7"></div>
  <div class="color8"></div>
</div>

<div class="palette" style="--s:40px;--g:20px">
  <div class="color1"></div>
  <div class="color2"></div>
  <div class="color3"></div>
  <div class="color4"></div>
  <div class="color5"></div>
  <div class="color6"></div>
  <div class="color7"></div>
  <div class="color8"></div>
</div>

<div class="palette" style="--s:60px;--g:0px">
  <div class="color1"></div>
  <div class="color2"></div>
  <div class="color3"></div>
  <div class="color4"></div>
  <div class="color5"></div>
  <div class="color6"></div>
  <div class="color7"></div>
  <div class="color8"></div>
</div>
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具有线性渐变的 CSS 饼图

我们可以添加蒙版以实现完全透明:

.palette {
  --g:10px; /* The gap between shapes*/
  --s:50px; /* the size*/

  height: 200px;
  width: 200px;
  position:relative;
  display:inline-block;
  overflow:hidden;
}
.palette > * {
  position:absolute;
  top:0;
  left:0;
  right:0;
  bottom:0;
  background:linear-gradient(red,blue,green) padding-box;
  -webkit-mask:radial-gradient(farthest-side,transparent calc(99% - var(--s)),#fff calc(100% - var(--s))); 
  mask:radial-gradient(farthest-side,transparent calc(99% - var(--s)),#fff calc(100% - var(--s))); 
  border-radius:50%;
  clip-path:polygon(
    calc(50% + var(--g)/2) 50%, 
    calc(50% + var(--g)/2) 0%, 
    100% 0%,
    100% calc(0% - var(--g)/2),
    50% calc(50% - var(--g)/2)); 
  transform:rotate(var(--d,0deg));
}
.palette > *:before {
  content:"";
  position:absolute;
  top:0;
  left:0;
  right:0;
  bottom:0;
  background:inherit;
  transform:rotate(calc(-1*var(--d,0deg)));
  border-radius:50%;
}
.color1 {
  --d:45deg;
}
.color2 {
  --d:90deg;
}
.color3 {
  --d:135deg;
}
.color4 {
  --d:180deg;
}
.color5 {


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