新增加波浪动画指令

src/directive/index.js

@@ -2,10 +2,12 @@ import hasRole from './permission/hasRole'
 import hasPermi from './permission/hasPermi'
 import clipboard from './module/clipboard'
 import drag from './module/drag'
+import waves from './module/waves'
 
 export default function directive(app){
   app.directive('hasRole', hasRole)
   app.directive('hasPermi', hasPermi)
 	app.directive('clipboard', clipboard)
 	app.directive('drag', drag)
+	app.directive('waves', waves)
 }

src/directive/module/waves.js

@@ -0,0 +1,52 @@
+/**
+ * 按钮波浪指令
+ * @directive 默认方式：v-waves，如 `<div v-waves></div>`
+ * @directive 参数方式：v-waves=" |light|red|orange|purple|green|teal"，如 `<div v-waves="'light'"></div>`
+ */
+export default {
+  mounted(el, binding) {
+    el.classList.add('waves-effect');
+    binding.value && el.classList.add(`waves-${binding.value}`);
+
+    function setConvertStyle(obj) {
+      let style = '';
+      for (let i in obj) {
+        if (obj.hasOwnProperty(i)) style += `${i}:${obj[i]};`;
+      }
+      return style;
+    }
+
+    function onCurrentClick(e) {
+      let elDiv = document.createElement('div');
+      elDiv.classList.add('waves-ripple');
+      el.appendChild(elDiv);
+      let styles = {
+        left: `${e.layerX}px`,
+        top: `${e.layerY}px`,
+        opacity: 1,
+        transform: `scale(${(el.clientWidth / 100) * 10})`,
+        'transition-duration': `750ms`,
+        'transition-timing-function': `cubic-bezier(0.250, 0.460, 0.450, 0.940)`,
+      };
+      elDiv.setAttribute('style', setConvertStyle(styles));
+      setTimeout(() => {
+        elDiv.setAttribute(
+          'style',
+          setConvertStyle({
+            opacity: 0,
+            transform: styles.transform,
+            left: styles.left,
+            top: styles.top,
+          })
+        );
+        setTimeout(() => {
+          elDiv && el.removeChild(elDiv);
+        }, 750);
+      }, 450);
+    }
+    el.addEventListener('mousedown', onCurrentClick, false);
+  },
+  unmounted(el) {
+    el.addEventListener('mousedown', () => {});
+  },
+}