1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
import './waves.css';
const vueWaves = {};
vueWaves.install = (Vue, options = {}) => {
Vue.directive('waves', {
bind(el, binding) {
el.addEventListener('click', e => {
const customOpts = Object.assign(options, binding.value);
const opts = Object.assign({
ele: el, // 波纹作用元素
type: 'hit', // hit点击位置扩散center中心点扩展
color: 'rgba(0, 0, 0, 0.15)' // 波纹颜色
}, customOpts),
target = opts.ele;
if (target) {
target.style.position = 'relative';
target.style.overflow = 'hidden';
const rect = target.getBoundingClientRect();
let ripple = target.querySelector('.waves-ripple');
if (!ripple) {
ripple = document.createElement('span');
ripple.className = 'waves-ripple';
ripple.style.height = ripple.style.width = Math.max(rect.width, rect.height) + 'px';
target.appendChild(ripple);
} else {
ripple.className = 'waves-ripple';
}
switch (opts.type) {
case 'center':
ripple.style.top = (rect.height / 2 - ripple.offsetHeight / 2) + 'px';
ripple.style.left = (rect.width / 2 - ripple.offsetWidth / 2) + 'px';
break;
default:
ripple.style.top = (e.pageY - rect.top - ripple.offsetHeight / 2 - document.body.scrollTop) + 'px';
ripple.style.left = (e.pageX - rect.left - ripple.offsetWidth / 2 - document.body.scrollLeft) + 'px';
}
ripple.style.backgroundColor = opts.color;
ripple.className = 'waves-ripple z-active';
return false;
}
}, false);
}
})
};
export default vueWaves;