图片取样控件优化级demo更新

HZH_Controls/HZH_Controls/Controls/Sampling/UCSampling.cs

@@ -139,6 +139,12 @@ namespace HZH_Controls.Controls
         /// </summary>
         GraphicsPath m_borderPath = new GraphicsPath();
 
+        [Browsable(true), Category("自定义属性"), Description("边界"), Localizable(true)]
+        public GraphicsPath BorderPath
+        {
+            get { return m_borderPath; }           
+        }
+
         /// <summary>
         /// Handles the SizeChanged event of the UCSampling control.
         /// </summary>
@@ -248,14 +254,13 @@ namespace HZH_Controls.Controls
         /// <param name="e">包含事件数据的 <see cref="T:System.Windows.Forms.PaintEventArgs" />。</param>
         protected override void OnPaint(PaintEventArgs e)
         {          
-            base.OnPaint(e);
             e.Graphics.SetGDIHigh();
 
             this.Region = new System.Drawing.Region(m_borderPath);
            
             if (_bitCache != null)
                 e.Graphics.DrawImage(_bitCache, 0, 0);
-           
+            base.OnPaint(e);
         }
     }
 }

HZH_Controls/Test/UC/UCTestSampling.Designer.cs

@@ -36,6 +36,11 @@
             this.ucSampling4 = new HZH_Controls.Controls.UCSampling();
             this.ucSampling2 = new HZH_Controls.Controls.UCSampling();
             this.ucSampling3 = new HZH_Controls.Controls.UCSampling();
+            this.ucSampling7 = new HZH_Controls.Controls.UCSampling();
+            this.ucSampling8 = new HZH_Controls.Controls.UCSampling();
+            this.ucSampling9 = new HZH_Controls.Controls.UCSampling();
+            this.ucSampling10 = new HZH_Controls.Controls.UCSampling();
+            this.ucSampling11 = new HZH_Controls.Controls.UCSampling();
             this.SuspendLayout();
             // 
             // label1
@@ -113,10 +118,85 @@
             this.ucSampling3.TabIndex = 1;
             this.ucSampling3.Transparent = null;
             // 
+            // ucSampling7
+            // 
+            this.ucSampling7.Alpha = 0;
+            this.ucSampling7.ColorThreshold = 10;
+            this.ucSampling7.Location = new System.Drawing.Point(655, 460);
+            this.ucSampling7.Name = "ucSampling7";
+            this.ucSampling7.SamplingImag = ((System.Drawing.Bitmap)(resources.GetObject("ucSampling7.SamplingImag")));
+            this.ucSampling7.Size = new System.Drawing.Size(218, 189);
+            this.ucSampling7.TabIndex = 3;
+            this.ucSampling7.Transparent = null;
+            this.ucSampling7.Paint += new System.Windows.Forms.PaintEventHandler(this.ucSampling10_Paint);
+            this.ucSampling7.MouseEnter += new System.EventHandler(this.ucSampling10_MouseEnter);
+            this.ucSampling7.MouseLeave += new System.EventHandler(this.ucSampling10_MouseLeave);
+            // 
+            // ucSampling8
+            // 
+            this.ucSampling8.Alpha = 0;
+            this.ucSampling8.ColorThreshold = 10;
+            this.ucSampling8.Location = new System.Drawing.Point(659, 609);
+            this.ucSampling8.Name = "ucSampling8";
+            this.ucSampling8.SamplingImag = ((System.Drawing.Bitmap)(resources.GetObject("ucSampling8.SamplingImag")));
+            this.ucSampling8.Size = new System.Drawing.Size(176, 199);
+            this.ucSampling8.TabIndex = 4;
+            this.ucSampling8.Transparent = null;
+            this.ucSampling8.Paint += new System.Windows.Forms.PaintEventHandler(this.ucSampling10_Paint);
+            this.ucSampling8.MouseEnter += new System.EventHandler(this.ucSampling10_MouseEnter);
+            this.ucSampling8.MouseLeave += new System.EventHandler(this.ucSampling10_MouseLeave);
+            // 
+            // ucSampling9
+            // 
+            this.ucSampling9.Alpha = 0;
+            this.ucSampling9.ColorThreshold = 10;
+            this.ucSampling9.Location = new System.Drawing.Point(449, 609);
+            this.ucSampling9.Name = "ucSampling9";
+            this.ucSampling9.SamplingImag = ((System.Drawing.Bitmap)(resources.GetObject("ucSampling9.SamplingImag")));
+            this.ucSampling9.Size = new System.Drawing.Size(215, 199);
+            this.ucSampling9.TabIndex = 5;
+            this.ucSampling9.Transparent = null;
+            this.ucSampling9.Paint += new System.Windows.Forms.PaintEventHandler(this.ucSampling10_Paint);
+            this.ucSampling9.MouseEnter += new System.EventHandler(this.ucSampling10_MouseEnter);
+            this.ucSampling9.MouseLeave += new System.EventHandler(this.ucSampling10_MouseLeave);
+            // 
+            // ucSampling10
+            // 
+            this.ucSampling10.Alpha = 0;
+            this.ucSampling10.ColorThreshold = 10;
+            this.ucSampling10.Location = new System.Drawing.Point(409, 460);
+            this.ucSampling10.Name = "ucSampling10";
+            this.ucSampling10.SamplingImag = ((System.Drawing.Bitmap)(resources.GetObject("ucSampling10.SamplingImag")));
+            this.ucSampling10.Size = new System.Drawing.Size(230, 203);
+            this.ucSampling10.TabIndex = 6;
+            this.ucSampling10.Transparent = null;
+            this.ucSampling10.Paint += new System.Windows.Forms.PaintEventHandler(this.ucSampling10_Paint);
+            this.ucSampling10.MouseEnter += new System.EventHandler(this.ucSampling10_MouseEnter);
+            this.ucSampling10.MouseLeave += new System.EventHandler(this.ucSampling10_MouseLeave);
+            // 
+            // ucSampling11
+            // 
+            this.ucSampling11.Alpha = 0;
+            this.ucSampling11.ColorThreshold = 10;
+            this.ucSampling11.Location = new System.Drawing.Point(518, 394);
+            this.ucSampling11.Name = "ucSampling11";
+            this.ucSampling11.SamplingImag = ((System.Drawing.Bitmap)(resources.GetObject("ucSampling11.SamplingImag")));
+            this.ucSampling11.Size = new System.Drawing.Size(250, 189);
+            this.ucSampling11.TabIndex = 7;
+            this.ucSampling11.Transparent = null;
+            this.ucSampling11.Paint += new System.Windows.Forms.PaintEventHandler(this.ucSampling10_Paint);
+            this.ucSampling11.MouseEnter += new System.EventHandler(this.ucSampling10_MouseEnter);
+            this.ucSampling11.MouseLeave += new System.EventHandler(this.ucSampling10_MouseLeave);
+            // 
             // UCTestSampling
             // 
             this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.None;
             this.BackColor = System.Drawing.Color.White;
+            this.Controls.Add(this.ucSampling11);
+            this.Controls.Add(this.ucSampling10);
+            this.Controls.Add(this.ucSampling9);
+            this.Controls.Add(this.ucSampling8);
+            this.Controls.Add(this.ucSampling7);
             this.Controls.Add(this.label1);
             this.Controls.Add(this.ucSampling6);
             this.Controls.Add(this.ucSampling3);
@@ -125,7 +205,7 @@
             this.Controls.Add(this.ucSampling5);
             this.Controls.Add(this.ucSampling4);
             this.Name = "UCTestSampling";
-            this.Size = new System.Drawing.Size(1010, 450);
+            this.Size = new System.Drawing.Size(1010, 821);
             this.ResumeLayout(false);
             this.PerformLayout();
 
@@ -140,6 +220,11 @@
         private HZH_Controls.Controls.UCSampling ucSampling1;
         private HZH_Controls.Controls.UCSampling ucSampling2;
         private HZH_Controls.Controls.UCSampling ucSampling3;
+        private HZH_Controls.Controls.UCSampling ucSampling7;
+        private HZH_Controls.Controls.UCSampling ucSampling8;
+        private HZH_Controls.Controls.UCSampling ucSampling9;
+        private HZH_Controls.Controls.UCSampling ucSampling10;
+        private HZH_Controls.Controls.UCSampling ucSampling11;
 
 
     }

HZH_Controls/Test/UC/UCTestSampling.cs

@@ -6,6 +6,7 @@ using System.Data;
 using System.Linq;
 using System.Text;
 using System.Windows.Forms;
+using HZH_Controls.Controls;
 
 namespace Test.UC
 {
@@ -16,5 +17,29 @@ namespace Test.UC
         {
             InitializeComponent();
         }
+        bool blnIn = false;
+        private void ucSampling10_MouseEnter(object sender, EventArgs e)
+        {
+            blnIn = true;
+            UCSampling uc = (UCSampling)sender;
+            uc.Invalidate();
+        }
+
+        private void ucSampling10_MouseLeave(object sender, EventArgs e)
+        {
+            blnIn = false;
+            UCSampling uc = (UCSampling)sender;
+            uc.Invalidate();
+        }
+
+        private void ucSampling10_Paint(object sender, PaintEventArgs e)
+        {
+            if (blnIn)
+            {
+                UCSampling uc = (UCSampling)sender;
+                e.Graphics.FillPath(new SolidBrush(Color.FromArgb(50, Color.White)), uc.BorderPath);
+            }
+        }
+
     }
 }