vue-h5-template/assets/guide_vue2_vw.md.BSy9u5Bo.js

import{_ as s,c as i,o as a,aj as n}from"./chunks/framework.DNhrqZu5.js";const g=JSON.parse('{"title":"vm 适配方案","description":"","frontmatter":{},"headers":[],"relativePath":"guide/vue2/vw.md","filePath":"guide/vue2/vw.md","lastUpdated":1756280955000}'),t={name:"guide/vue2/vw.md"},p=n(`<h1 id="vm-适配方案" tabindex="-1">vm 适配方案 <a class="header-anchor" href="#vm-适配方案" aria-label="Permalink to &quot;vm 适配方案&quot;">​</a></h1><p>本项目使用的是 <code>rem</code> 的 适配方案，其实无论你使用哪种方案，都不需要你去计算 12px 是多少 <code>rem</code> 或者 <code>vw</code>, 会有专门的工具去帮你做 。如果你想用 <code>vw</code>，你可以按照下面的方式切换。</p><h2 id="_1-安装依赖" tabindex="-1">1.安装依赖 <a class="header-anchor" href="#_1-安装依赖" aria-label="Permalink to &quot;1.安装依赖&quot;">​</a></h2><div class="language-bash vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">bash</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">npm</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> install</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> postcss-px-to-viewport</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> -D</span></span></code></pre></div><h2 id="_2-修改-postcssrc-js" tabindex="-1">2.修改 .postcssrc.js <a class="header-anchor" href="#_2-修改-postcssrc-js" aria-label="Permalink to &quot;2.修改 .postcssrc.js&quot;">​</a></h2><p>将根目录下 .postcssrc.js 文件修改如下</p><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// https://github.com/michael-ciniawsky/postcss-load-config</span></span>
<span class="line"><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">module</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">.</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">exports</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">  plugins: {</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">    autoprefixer: {</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">      overrideBrowserslist: [</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">        &quot;Android 4.1&quot;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">,</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">        &quot;iOS 7.1&quot;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">,</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">        &quot;Chrome &gt; 31&quot;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">,</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">        &quot;ff &gt; 31&quot;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">,</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">        &quot;ie &gt;= 8&quot;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">,</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">      ],</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">    },</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">    &quot;postcss-px-to-viewport&quot;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">: {</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">      viewportWidth: </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">375</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// 视窗的宽度，对应的是我们设计稿的宽度，一般是750</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">      unitPrecision: </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">3</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// 指定\`px\`转换为视窗单位值的小数位数（很多时候无法整除）</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">      viewportUnit: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&quot;vw&quot;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// 指定需要转换成的视窗单位，建议使用vw</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">      selectorBlackList: [</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&quot;.ignore&quot;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&quot;.hairlines&quot;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">], </span><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// 指定不转换为视窗单位的类，可以自定义，可以无限添加,建议定义一至两个通用的类名</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">      minPixelValue: </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">1</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// 小于或等于\`1px\`不转换为视窗单位，你也可以设置为你想要的值</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">      mediaQuery: </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">false</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// 允许在媒体查询中转换\`px\`</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">    },</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">  },</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">};</span></span></code></pre></div><h2 id="_3-删除原来的-rem-相关代码" tabindex="-1">3.删除原来的 rem 相关代码 <a class="header-anchor" href="#_3-删除原来的-rem-相关代码" aria-label="Permalink to &quot;3.删除原来的 rem 相关代码&quot;">​</a></h2><p>src/main.js 删除如下代码</p><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// 移动端适配</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> &quot;lib-flexible/flexible.js&quot;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span></code></pre></div><p>package.json 删除如下代码</p><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&quot;lib-flexible&quot;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&quot;^0.3.2&quot;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">,</span></span>
<span class="line"><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&quot;postcss-pxtorem&quot;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&quot;^5.1.1&quot;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">,</span></span></code></pre></div><p>运行起来，F12 元素 css style 就是 vw 单位了</p>`,13),l=[p];function h(e,k,r,E,d,o){return a(),i("div",null,l)}const y=s(t,[["render",h]]);export{g as __pageData,y as default};