55 lines
2.1 KiB
JavaScript
55 lines
2.1 KiB
JavaScript
import './waves.css';
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(function() {
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const vueWaves = {};
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vueWaves.install = (Vue, options = {}) => {
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Vue.directive('waves', {
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bind(el, binding) {
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el.addEventListener('click', e => {
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const customOpts = Object.assign(options, binding.value);
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const opts = Object.assign({
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ele: el, // 波纹作用元素
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type: 'hit', // hit点击位置扩散center中心点扩展
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color: 'rgba(0, 0, 0, 0.15)' // 波纹颜色
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}, customOpts),
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target = opts.ele;
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if (target) {
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target.style.position = 'relative';
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target.style.overflow = 'hidden';
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const rect = target.getBoundingClientRect();
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let ripple = target.querySelector('.waves-ripple');
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if (!ripple) {
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ripple = document.createElement('span');
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ripple.className = 'waves-ripple';
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ripple.style.height = ripple.style.width = Math.max(rect.width, rect.height) + 'px';
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target.appendChild(ripple);
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} else {
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ripple.className = 'waves-ripple';
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}
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switch (opts.type) {
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case 'center':
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ripple.style.top = (rect.height / 2 - ripple.offsetHeight / 2) + 'px';
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ripple.style.left = (rect.width / 2 - ripple.offsetWidth / 2) + 'px';
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break;
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default:
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ripple.style.top = (e.pageY - rect.top - ripple.offsetHeight / 2 - document.body.scrollTop) + 'px';
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ripple.style.left = (e.pageX - rect.left - ripple.offsetWidth / 2 - document.body.scrollLeft) + 'px';
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}
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ripple.style.backgroundColor = opts.color;
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ripple.className = 'waves-ripple z-active';
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return false;
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}
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}, false);
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}
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})
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};
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if (typeof exports == 'object') {
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module.exports = vueWaves
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} else if (typeof define == 'function' && define.amd) {
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define([], () => vueWaves)
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} else if (window.Vue) {
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window.vueWaves = vueWaves;
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Vue.use(vueWaves)
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}
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}());
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