句柄检测

Windows/CS/Framework4.0/Camera/Camera/Camera.cs

@@ -17,6 +17,9 @@ namespace Camera
         private const string USER = "admin";
         private const string PASSWD = "Yexian.net.168";
 
+        // 调试模式
+        private const Boolean IsDebug = false;
+
         // 配置文件目录
         private string _configPath;
 
@@ -296,6 +299,11 @@ namespace Camera
         /// </summary>
         private Image GetCameraImage()
         {
+            if (IsDebug)
+            {
+                if (File.Exists("test.jpg"))
+                    return new Bitmap("test.jpg");
+            }
             string url = "http://" + IP + SNAPSHOT_URI;
 
             HttpWebRequest request = (HttpWebRequest)WebRequest.Create(url);

Windows/CS/Framework4.0/Camera/Camera/Setting.cs

@@ -478,8 +478,8 @@ namespace Camera
                 return;
             }
 
-            float scaleX = (float)imageWidth / picBoxCamera.ClientSize.Width;
+            float scaleX = (float)picBoxCamera.ClientSize.Width / imageWidth;
-            float scaleY = (float)imageHeight / picBoxCamera.ClientSize.Height;
+            float scaleY = (float)picBoxCamera.ClientSize.Height / imageHeight;
 
             Rectangle detectionZone = _camera.GetDetectionZone();
             Rectangle ledZone = _camera.GetLedZone();
@@ -501,9 +501,12 @@ namespace Camera
             if (_isEditingDetectionZone || _isEditingLedZone)
             {
                 Rectangle editRect = _isEditingDetectionZone ? scaledDetectionZone : scaledLedZone;
+                int handle = GetHoveredHandle(editRect, e.Location);
 
-                if (_hoveredHandle >= 0 && _isResizing)
+                if (_isResizing && handle >= 0)
                 {
+                    picBoxCamera.Cursor = GetResizeCursor(handle);
+
                     int dx = e.Location.X - _resizeStartPoint.X;
                     int dy = e.Location.Y - _resizeStartPoint.Y;
 
@@ -562,7 +565,6 @@ namespace Camera
                 }
                 else
                 {
-                    int handle = GetHoveredHandle(editRect, e.Location);
                     if (handle >= 0)
                     {
                         picBoxCamera.Cursor = GetResizeCursor(handle);
@@ -579,6 +581,8 @@ namespace Camera
             }
             else if (_isMoving)
             {
+                picBoxCamera.Cursor = Cursors.SizeAll;
+
                 Point imagePoint = new Point((int)(e.X * scaleX), (int)(e.Y * scaleY));
 
                 int dx = imagePoint.X - _startPoint.X;
@@ -619,6 +623,7 @@ namespace Camera
                     _isEditingDetectionZone = false;
                     toolStripButton1.Checked = false;
                     toolStripButton1.ToolTipText = "修改检测区(点击开启)";
+                    picBoxCamera.Invalidate();
                     return;
                 }
                 if (_isEditingLedZone)
@@ -626,6 +631,7 @@ namespace Camera
                     _isEditingLedZone = false;
                     toolStripButton2.Checked = false;
                     toolStripButton2.ToolTipText = "绘制Led区(点击开启)";
+                    picBoxCamera.Invalidate();
                     return;
                 }
             }
@@ -680,7 +686,7 @@ namespace Camera
 
         private int GetHoveredHandle(Rectangle rect, Point point)
         {
-            int handleSize = 10;
+            int handleSize = 8;
             int[] xPoints = { rect.X, rect.X + rect.Width / 2, rect.X + rect.Width, rect.X + rect.Width, rect.X + rect.Width, rect.X + rect.Width / 2, rect.X, rect.X };
             int[] yPoints = { rect.Y, rect.Y, rect.Y, rect.Y + rect.Height / 2, rect.Y + rect.Height, rect.Y + rect.Height, rect.Y + rect.Height, rect.Y + rect.Height / 2 };
 
@@ -799,6 +805,7 @@ namespace Camera
                 _selectedZoneIndex = -1;
                 toolStripButton1.ToolTipText = "修改检测区(点击开启)";
             }
+            picBoxCamera.Invalidate();
             UpdateDataGridView();
         }
 
@@ -820,6 +827,7 @@ namespace Camera
                 _selectedZoneIndex = -1;
                 toolStripButton2.ToolTipText = "绘制Led区(点击开启)";
             }
+            picBoxCamera.Invalidate();
             UpdateDataGridView();
         }