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							- import Vue from 'vue';
 
- let isDragging = false;
 
- export default function(element, options) {
 
-   if (Vue.prototype.$isServer) return;
 
-   const moveFn = function(event) {
 
-     if (options.drag) {
 
-       options.drag(event);
 
-     }
 
-   };
 
-   const upFn = function(event) {
 
-     document.removeEventListener('mousemove', moveFn);
 
-     document.removeEventListener('mouseup', upFn);
 
-     document.onselectstart = null;
 
-     document.ondragstart = null;
 
-     isDragging = false;
 
-     if (options.end) {
 
-       options.end(event);
 
-     }
 
-   };
 
-   element.addEventListener('mousedown', function(event) {
 
-     if (isDragging) return;
 
-     document.onselectstart = function() { return false; };
 
-     document.ondragstart = function() { return false; };
 
-     document.addEventListener('mousemove', moveFn);
 
-     document.addEventListener('mouseup', upFn);
 
-     isDragging = true;
 
-     if (options.start) {
 
-       options.start(event);
 
-     }
 
-   });
 
- }
 
 
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