From 798443424342afb9096c4e2702577d5493013177 Mon Sep 17 00:00:00 2001
From: zqm <zqm@example.com>
Date: Thu, 30 Oct 2025 08:38:16 +0800
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---
 .../CS/Framework4.0/Toprie/Toprie/Camera.cs   | 70 +++++++++++++++++++
 1 file changed, 70 insertions(+)

diff --git a/Windows/CS/Framework4.0/Toprie/Toprie/Camera.cs b/Windows/CS/Framework4.0/Toprie/Toprie/Camera.cs
index 5a5d3e8..4352580 100644
--- a/Windows/CS/Framework4.0/Toprie/Toprie/Camera.cs
+++ b/Windows/CS/Framework4.0/Toprie/Toprie/Camera.cs
@@ -77,11 +77,15 @@ namespace JoyD.Windows.CS.Toprie
                 {   
                     pauseImageUpdateToolStripMenuItem.Text = "恢复图像更新";
                     Console.WriteLine("图像更新已暂停");
+                    // 显示暂停遮罩
+                    UpdateMaskDisplay();
                 }
                 else
                 {   
                     pauseImageUpdateToolStripMenuItem.Text = "暂停图像更新";
                     Console.WriteLine("图像更新已恢复");
+                    // 清除暂停遮罩
+                    UpdateMaskDisplay();
                     
                     // 恢复时，立即停止并重新开始图像接收，确保获取最新图像
                     if (_isReceivingImage && _deviceManager != null)
@@ -96,6 +100,72 @@ namespace JoyD.Windows.CS.Toprie
                 Console.WriteLine($"处理暂停/恢复图像更新时出错: {ex.Message}");
             }
         }
+        
+        /// <summary>
+        /// 更新遮罩层的显示内容
+        /// </summary>
+        private void UpdateMaskDisplay()
+        {   
+            try
+            {   
+                if (_isImageUpdatePaused)
+                {   
+                    // 创建一个与maskImageBox大小相同的位图
+                    Bitmap bitmap = new Bitmap(maskImageBox.Width, maskImageBox.Height);
+                    using (Graphics g = Graphics.FromImage(bitmap))
+                    {   
+                        // 设置半透明背景
+                        using (Brush brush = new SolidBrush(Color.FromArgb(100, Color.Black)))
+                        {   
+                            g.FillRectangle(brush, 0, 0, bitmap.Width, bitmap.Height);
+                        }
+                        
+                        // 设置文本样式
+                        Font font = new Font("微软雅黑", 36, FontStyle.Bold);
+                        Brush textBrush = new SolidBrush(Color.White);
+                        StringFormat format = new StringFormat();
+                        format.Alignment = StringAlignment.Center;
+                        format.LineAlignment = StringAlignment.Center;
+                        
+                        // 绘制"暂停"文字
+                        g.DrawString("暂停", font, textBrush, 
+                            new Rectangle(0, 0, bitmap.Width, bitmap.Height), format);
+                    }
+                    
+                    // 在UI线程上更新maskImageBox
+                    if (maskImageBox.InvokeRequired)
+                    {   
+                        maskImageBox.Invoke(new Action(() => 
+                        {   
+                            maskImageBox.Image = bitmap;
+                        }));
+                    }
+                    else
+                    {   
+                        maskImageBox.Image = bitmap;
+                    }
+                }
+                else
+                {   
+                    // 清除遮罩
+                    if (maskImageBox.InvokeRequired)
+                    {   
+                        maskImageBox.Invoke(new Action(() => 
+                        {   
+                            maskImageBox.Image = null;
+                        }));
+                    }
+                    else
+                    {   
+                        maskImageBox.Image = null;
+                    }
+                }
+            }
+            catch (Exception ex)
+            {   
+                Console.WriteLine($"更新遮罩显示时出错: {ex.Message}");
+            }
+        }
 
         public Camera()
         {