From 5ff4a2185766ab1267147c1b0e7b7934014b6a7e Mon Sep 17 00:00:00 2001
From: Zhukj <3262118957>
Date: Fri, 17 Apr 2026 10:16:46 +0800
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---
 README.md    |  3 ++-
 js/script.js | 26 ++++++++++++++++++++------
 2 files changed, 22 insertions(+), 7 deletions(-)

diff --git a/README.md b/README.md
index 5351728..6d0b84c 100644
--- a/README.md
+++ b/README.md
@@ -52,7 +52,8 @@
 12. 电脑端右键保存/复制/预览图片，手机端长按屏幕弹窗保存/复制/预览图片，可预览
 13. 顶部工具栏下方16px的位置，固定放置文本编辑器工具栏，加粗，斜体，字体颜色，字体，字号，可编辑文字样式
 14. 字号逻辑调整，输入框字号只在自身原本字号上增减
-
+15. 文本输入框添加辅助线，完善辅助线的吸附逻辑更加精准，辅助线颜色为红色
+16. 
 
 
 
diff --git a/js/script.js b/js/script.js
index effb916..53acbc3 100644
--- a/js/script.js
+++ b/js/script.js
@@ -76,15 +76,29 @@
         });
 
         // 点击容器空白处取消选中
-        imageContainer.addEventListener('click', (e) => {
+        function handleContainerClick(e) {
             // 点击容器、背景图层或背景图片，取消输入框选中
-            if (e.target === imageContainer || 
-                e.target === bgLayer || 
+            if (e.target === imageContainer ||
+                e.target === bgLayer ||
                 e.target === bgImage ||
-                e.target.closest('.preview-bg-layer')) {
-                deselectAll();
+                e.target.closest('.preview-bg-layer') ||
+                e.target === document.getElementById('emptyTip')) {
+                // 如果正在编辑，先结束编辑
+                if (editingInput) {
+                    endEdit(editingInput);
+                }
+                // 移除选中状态
+                if (selectedInput) {
+                    selectedInput.classList.remove('selected');
+                    selectedInput = null;
+                }
+                // 隐藏辅助线
+                hideGuides();
             }
-        });
+        }
+
+        imageContainer.addEventListener('click', handleContainerClick);
+        imageContainer.addEventListener('touchend', handleContainerClick);
 
         // 初始化长按保存（只在3:5预览区域）
         initLongPressSave();