选择框拖动

AOI/AoiMethod.cs

@@ -89,8 +89,10 @@ namespace AOI
                 var srcRect = new RectangleF(srcLocation.X, srcLocation.Y, resultWidth, resultHeight);
                 using (Graphics g = Graphics.FromImage(result))
                 {
+                    //g.Clear(Color.Transparent);
                     g.DrawImage(maskImg, dstRect, srcRect, GraphicsUnit.Pixel);
                 }
+                result.MakeTransparent(Color.White);
                 return result;
             }
             return null;

AOI/blob/AoiBlobMethod.cs

@@ -53,13 +53,13 @@ namespace AOI
             int num = GetBlobNum(imageToCheck, out cutImg, out Image dstImg, out List<CvBlob> blobList);
             resultBean.currentRoiImage = cutImg;
             bool result = false;
-            if (num > minNum)
+            if (num >= minNum)
             {
                 if(maxNum <= 0)
                 {
                     result = true;
                 }
-                else if(num < maxNum)
+                else if(num <= maxNum)
                 {
                     result = true;
                 }
@@ -107,13 +107,13 @@ namespace AOI
             blobList = blobs.Values.ToList();
             dstCutImg = ImageUtil.ToImage(threshMat);
             List<CvBlob> resultBlobs = blobList.Where(b => {
-                if (b.Area > minArea)
+                if (b.Area >= minArea)
                 {
                     if (maxArea <= 0 )
                     {
                         return true;
                     }
-                    else if (b.Area < maxArea)
+                    else if (b.Area <= maxArea)
                     {
                         return true;
                     }

AccAOI/FrmAoiSetting.Designer.cs

@@ -167,6 +167,7 @@ namespace AccAOI
             this.imageBox1.DragHandleSize = 9;
             this.imageBox1.Location = new System.Drawing.Point(625, 40);
             this.imageBox1.Name = "imageBox1";
+            this.imageBox1.SelectionColor = System.Drawing.Color.Blue;
             this.imageBox1.SelectionMode = Acc.ImageBox.ImageBoxSelectionMode.Rectangle;
             this.imageBox1.Size = new System.Drawing.Size(637, 592);
             this.imageBox1.TabIndex = 4;

ImageBox/AccImageBox.cs

@@ -78,7 +78,9 @@ namespace Acc.ImageBox
                 PointF[] points = this.SelectionRegion.PathPoints;
                 foreach (PointF p in points)
                 {
-                    RectangleF recf = new RectangleF(p.X - this.DragHandleSize / 2, p.Y - this.DragHandleSize / 2, this.DragHandleSize, this.DragHandleSize);
+                    float size =(float) (this.DragHandleSize / this.ZoomFactor);
+                    //size = (float)this.DragHandleSize;
+                    RectangleF recf = new RectangleF(p.X - size / 2, p.Y - size / 2, size, size);
                     if (recf.Contains(imagePoint))
                     {
                         pathPoint = p;
@@ -407,10 +409,11 @@ namespace Acc.ImageBox
         /// <param name="pointf"></param>
         protected virtual void DrawDragHandle(Graphics graphics, PointF pointf)
         {
-            float left = pointf.X - this.DragHandleSize / 2;
-            float top = pointf.Y - this.DragHandleSize / 2;
-            float width = this.DragHandleSize;
-            float height = this.DragHandleSize;
+            float size = (float)(this.DragHandleSize);
+            float left = pointf.X - size / 2;
+            float top = pointf.Y - size / 2;
+            float width = size;
+            float height = size;
             Pen outerPen = SystemPens.WindowFrame;
             Brush innerBrush = SystemBrushes.Window;
 
@@ -669,10 +672,21 @@ namespace Acc.ImageBox
                     Point startPoint = this.PointToImage(this.DragOrigin, true);
                     Point endPoint = this.PointToImage(cursorPosition, true);
                     Matrix matrix = new Matrix();
-                    float scaleX = endPoint.X * 1.0f / startPoint.X;
-                    float scaleY = endPoint.Y * 1.0f / startPoint.Y;
-
-                    matrix.Scale(scaleX, scaleY);
+                    //float scaleX = endPoint.X * 1.0f / startPoint.X;
+                    //float scaleY = endPoint.Y * 1.0f / startPoint.Y;
+                    //靠近中心点为缩小
+                    var selectionBounds = this.SelectionRegion.GetBounds();
+                    float centerX = selectionBounds.X + selectionBounds.Width / 2;
+                    float centerY = selectionBounds.Y + selectionBounds.Height / 2;
+                    double endToCenter = Math.Sqrt(Math.Pow(endPoint.X - centerX, 2) + Math.Pow(endPoint.Y - centerY, 2));
+                    double startToCenter = Math.Sqrt(Math.Pow(startPoint.X - centerX, 2) + Math.Pow(startPoint.Y - centerY, 2));
+                    float scale = scale = (float)(endToCenter / startToCenter);
+                    //if (endToCenter > startToCenter)
+                    //{
+                    //    scale = (float)(startToCenter/endToCenter);
+                    //}
+
+                    matrix.Scale(scale, scale);
                     path.Transform(matrix);
 
                     var oldBounds = this.SelectionRegion.GetBounds();

ImageBox/ImageBox.cs

@@ -82,6 +82,8 @@ namespace Acc.ImageBox
 
         private Color _selectionColor;
 
+        private bool _selectionFill;
+
         private ImageBoxSelectionMode _selectionMode;
 
         private GraphicsPath _selectionRegion = new GraphicsPath();
@@ -1503,6 +1505,26 @@ namespace Acc.ImageBox
         }
 
         /// <summary>
+        ///   Gets or sets the color of selection regions.
+        /// </summary>
+        /// <value>
+        ///   The color of selection regions.
+        /// </value>
+        [Category("Appearance")]
+        [DefaultValue(false)]
+        public virtual bool SelectionFill
+        {
+            get { return _selectionFill; }
+            set
+            {
+                if (this._selectionFill != value)
+                {
+                    _selectionFill = value;
+                }
+            }
+        }
+
+        /// <summary>
         ///   Gets or sets the selection mode.
         /// </summary>
         /// <value>
@@ -3196,9 +3218,9 @@ namespace Acc.ImageBox
             matrix.Translate(offsetX, offsetY);
             newPath.Transform(matrix);
 
-            if (needFill)
+            if (needFill && this.SelectionFill)
             {
-                using (Brush brush = new SolidBrush(Color.FromArgb(128, color)))
+                using (Brush brush = new SolidBrush(Color.FromArgb(80, color)))
                 {
                     g.FillPath(brush, newPath);
                 }