From 120735fb39074918abce07111fd3e8be9b08cfb3 Mon Sep 17 00:00:00 2001
From: eeezgame <eeezgame@163.com>
Date: Sat, 10 Apr 2021 17:53:25 +0800
Subject: [PATCH] fix[el-drag-dialog]: drag bug when screen size less than dom
 size #3178

---
 src/directive/el-drag-dialog/drag.js | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/src/directive/el-drag-dialog/drag.js b/src/directive/el-drag-dialog/drag.js
index 299e9854..6cb5f383 100644
--- a/src/directive/el-drag-dialog/drag.js
+++ b/src/directive/el-drag-dialog/drag.js
@@ -61,6 +61,16 @@ export default {
           top = maxDragDomTop
         }
 
+        // 当前元素宽度大于浏览器窗口宽度时,则将其向左偏移左侧可拖拽长度
+        if (maxDragDomLeft < 0) {
+          left = -minDragDomLeft
+        }
+
+        // 当前元素高度大于浏览器窗口高度时,则将其向上偏移顶侧可拖拽长度
+        if (maxDragDomTop < 0) {
+          top = -minDragDomTop
+        }
+
         // 移动当前元素
         dragDom.style.cssText += `;left:${left + styL}px;top:${top + styT}px;`