Winform下实现图片切换特效的方法

 using System; using System.Collections.Generic; using System.ComponentModel; using System.Data; using System.Drawing; using System.Text; using System.Drawing.Text; using System.Drawing.Drawing2D; using System.Drawing.Imaging; using System.Windows.Forms; namespace MengYu.Image { public class ImageClass { /// 
 /// 将图片转换成黑白色效果 /// 
 /// Bitmap 对象 /// PictureBox 对象 public static void HeiBaiSeImage(Bitmap bmp, PictureBox picBox) { //以黑白效果显示图像 Bitmap oldBitmap; Bitmap newBitmap=null; try { int Height = bmp.Height; int Width = bmp.Width; newBitmap = new Bitmap(Width, Height); oldBitmap = bmp; Color pixel; for (int x = 0; x  g ? r : g; Result = Result > b ? Result : b; break; case 2://加权平均值法 Result = ((int)(0.7 * r) + (int)(0.2 * g) + (int)(0.1 * b)); break; } newBitmap.SetPixel(x, y, Color.FromArgb(Result, Result, Result)); } } catch (Exception ex) { MessageBox.Show(ex.Message, "信息提示"); } picBox.Image = newBitmap; } /// 
 /// 雾化效果 /// 
 ///  ///  public static void WuHuaImage(Bitmap bmp, PictureBox picBox) { //雾化效果 Bitmap oldBitmap; Bitmap newBitmap = null; try { int Height = bmp.Height; int Width = bmp.Width; newBitmap = new Bitmap(Width, Height); oldBitmap = bmp; Color pixel; for (int x = 1; x = Width) dx = Width - 1; if (dy >= Height) dy = Height - 1; pixel = oldBitmap.GetPixel(dx, dy); newBitmap.SetPixel(x, y, pixel); } } catch (Exception ex) { MessageBox.Show(ex.Message, "信息提示"); } picBox.Image= newBitmap; } /// 
 /// 锐化效果 /// 
 ///  ///  public static void RuiHuaImage(Bitmap bmp, PictureBox picBox) { Bitmap oldBitmap; Bitmap newBitmap = null; try { int Height = bmp.Height; int Width = bmp.Width; newBitmap = new Bitmap(Width, Height); oldBitmap = bmp; Color pixel; //拉普拉斯模板 int[] Laplacian ={ -1, -1, -1, -1, 9, -1, -1, -1, -1 }; for (int x = 1; x  255 ? 255 : r; r = r <0 ? 0 : r; g=g> 255 ? 255 : g; g = g <0 ? 0 : g; b=b> 255 ? 255 : b; b = b <0 ? 0 : b; newbitmap.setpixel(x - 1, y color.fromargb(r, g, b)); } catch (exception ex) { messagebox.show(ex.message, "信息提示"); picbox.image=newBitmap;> ///底片效果 ///  /// Bitmap 对象 /// PictureBox 对象 public static void DiPianImage(Bitmap bmp, PictureBox picBox) { Bitmap oldBitmap; Bitmap newBitmap = null; try { int Height = bmp.Height; int Width = bmp.Width; newBitmap = new Bitmap(Width, Height); oldBitmap = bmp; Color pixel; for (int x = 1; x  ///浮雕效果 ///  /// Bitmap 对象 /// PictureBox 对象 public static void FuDiaoImage(Bitmap bmp, PictureBox picBox) { Bitmap oldBitmap; Bitmap newBitmap = null; try { int Height = bmp.Height; int Width = bmp.Width; newBitmap = new Bitmap(Width, Height); oldBitmap = bmp; Color pixel1, pixel2; for (int x = 0; x  255) r = 255; if (r <0) r = 0; if (g > 255) g = 255; if (g <0) g = 0; if (b > 255) b = 255; if (b <0) b = 0; newBitmap.SetPixel(x, y, Color.FromArgb(r, g, b)); } } } catch (Exception ex) { MessageBox.Show(ex.Message, "信息提示", MessageBoxButtons.OK, MessageBoxIcon.Information); } picBox.Image = newBitmap; } /// 
 /// 日光照射效果 /// 
 /// Bitmap 对象 /// PictureBox 对象 public static void RiGuangZhaoSheImage(Bitmap bmp,PictureBox picBox) { //以光照效果显示图像 Graphics MyGraphics = picBox.CreateGraphics(); MyGraphics.Clear(Color.White); Bitmap MyBmp = new Bitmap(bmp, bmp.Width, bmp.Height); int MyWidth = MyBmp.Width; int MyHeight = MyBmp.Height; Bitmap MyImage = MyBmp.Clone(new RectangleF(0, 0, MyWidth, MyHeight), System.Drawing.Imaging.PixelFormat.DontCare); int A = MyWidth / 2; int B = MyHeight / 2; //MyCenter图片中心点，发亮此值会让强光中心发生偏移 Point MyCenter = new Point(MyWidth / 2, MyHeight / 2); //R强光照射面的半径，即”光晕” int R = Math.Min(MyWidth / 2, MyHeight / 2); for (int i = MyWidth - 1; i >= 1; i--) { for (int j = MyHeight - 1; j >= 1; j--) { float MyLength = (float)Math.Sqrt(Math.Pow((i - MyCenter.X), 2) + Math.Pow((j - MyCenter.Y), 2)); //如果像素位于”光晕”之内 if (MyLength  /// 油画效果 ///  /// Bitmap 对象 /// PictureBox 对象 public static void YouHuaImage(Bitmap bmp, PictureBox picBox) { //以油画效果显示图像 Graphics g = picBox.CreateGraphics(); int width = bmp.Width; int height = bmp.Height; RectangleF rect = new RectangleF(0, 0, width, height); Bitmap MyBitmap = bmp; Bitmap img = MyBitmap.Clone(rect, System.Drawing.Imaging.PixelFormat.DontCare); //产生随机数序列 Random rnd = new Random(); //取不同的值决定油画效果的不同程度 int iModel = 2; int i = width - iModel; while (i > 1) { int j = height - iModel; while (j > 1) { int iPos = rnd.Next(100000) % iModel; //将该点的RGB值设置成附近iModel点之内的任一点 Color color = img.GetPixel(i + iPos, j + iPos); img.SetPixel(i, j, color); j = j - 1; } i = i - 1; } //重新绘制图像 g.Clear(Color.White); g.DrawImage(img, new Rectangle(0, 0, width, height)); } /// 
 /// 垂直百叶窗 /// 
 /// Bitmap 对象 /// PictureBox 对象 public static void BaiYeChuang1(Bitmap bmp, PictureBox picBox) { //垂直百叶窗显示图像 try { Bitmap MyBitmap =(Bitmap) bmp.Clone(); int dw = MyBitmap.Width / 30; int dh = MyBitmap.Height; Graphics g = picBox.CreateGraphics(); g.Clear(Color.Gray); Point[] MyPoint = new Point[30]; for (int x = 0; x <30; x++) { MyPoint[x].Y = 0; MyPoint[x].X = x * dw; } Bitmap bitmap = new Bitmap(MyBitmap.Width, MyBitmap.Height); for (int i = 0; i  /// 水平百叶窗 ///  /// Bitmap 对象 /// PictureBox 对象 public static void BaiYeChuang2(Bitmap bmp, PictureBox picBox) { //水平百叶窗显示图像 try { Bitmap MyBitmap = (Bitmap)bmp.Clone(); int dh = MyBitmap.Height / 20; int dw = MyBitmap.Width; Graphics g = picBox.CreateGraphics(); g.Clear(Color.Gray); Point[] MyPoint = new Point[20]; for (int y = 0; y <20; y++) { MyPoint[y].X = 0; MyPoint[y].Y = y * dh; } Bitmap bitmap = new Bitmap(MyBitmap.Width, MyBitmap.Height); for (int i = 0; i  /// 左右拉伸效果 ///  /// Bitmap 对象 /// PictureBox 对象 public static void LaShen_ZuoDaoYou(Bitmap bmp, PictureBox picBox) { //以从左向右拉伸方式显示图像 try { int width = bmp.Width; //图像宽度 int height = bmp.Height; //图像高度 Graphics g = picBox.CreateGraphics(); g.Clear(Color.Gray); //初始为全灰色 for (int x = 1; x <= width; x++) { Bitmap bitmap = bmp.Clone(new Rectangle(0, 0, x, height), System.Drawing.Imaging.PixelFormat.Format24bppRgb); g.DrawImage(bitmap, 0, 0); System.Threading.Thread.Sleep(10); } } catch (Exception ex) { MessageBox.Show(ex.Message, "信息提示"); } } /// 
 /// 淡入效果 /// 
 /// Bitmap 对象 /// PictureBox 对象 public static void DanRu(Bitmap bmp, PictureBox picBox) { //淡入显示图像 try { Graphics g = picBox.CreateGraphics(); g.Clear(Color.Gray); int width = bmp.Width; int height = bmp.Height; ImageAttributes attributes = new ImageAttributes(); ColorMatrix matrix = new ColorMatrix(); //创建淡入颜色矩阵 matrix.Matrix00 = (float)0.0; matrix.Matrix01 = (float)0.0; matrix.Matrix02 = (float)0.0; matrix.Matrix03 = (float)0.0; matrix.Matrix04 = (float)0.0; matrix.Matrix10 = (float)0.0; matrix.Matrix11 = (float)0.0; matrix.Matrix12 = (float)0.0; matrix.Matrix13 = (float)0.0; matrix.Matrix14 = (float)0.0; matrix.Matrix20 = (float)0.0; matrix.Matrix21 = (float)0.0; matrix.Matrix22 = (float)0.0; matrix.Matrix23 = (float)0.0; matrix.Matrix24 = (float)0.0; matrix.Matrix30 = (float)0.0; matrix.Matrix31 = (float)0.0; matrix.Matrix32 = (float)0.0; matrix.Matrix33 = (float)0.0; matrix.Matrix34 = (float)0.0; matrix.Matrix40 = (float)0.0; matrix.Matrix41 = (float)0.0; matrix.Matrix42 = (float)0.0; matrix.Matrix43 = (float)0.0; matrix.Matrix44 = (float)0.0; matrix.Matrix33 = (float)1.0; matrix.Matrix44 = (float)1.0; //从0到1进行修改色彩变换矩阵主对角线上的数值 //使三种基准色的饱和度渐增 Single count = (float)0.0; while (count <1.0) { matrix.Matrix00 = count; matrix.Matrix11 = count; matrix.Matrix22 = count; matrix.Matrix33 = count; attributes.SetColorMatrix(matrix, ColorMatrixFlag.Default, ColorAdjustType.Bitmap); g.DrawImage(bmp, new Rectangle(0, 0, width, height), 0, 0, width, height, GraphicsUnit.Pixel, attributes); System.Threading.Thread.Sleep(200); count = (float)(count + 0.02); } } catch (Exception ex) { MessageBox.Show(ex.Message, "信息提示"); } } /// 
 /// 逆时针旋转 /// 
 /// Bitmap 对象 /// PictureBox 对象 public static void XuanZhuan90(Bitmap bmp, PictureBox picBox) { try { Graphics g = picBox.CreateGraphics(); bmp.RotateFlip(RotateFlipType.Rotate90FlipXY); g.Clear(Color.White); g.DrawImage(bmp, 0, 0); } catch (Exception e) { MessageBox.Show(e.ToString()); } } /// 
 /// 顺时针旋转 /// 
 /// Bitmap 对象 /// PictureBox 对象 public static void XuanZhuan270(Bitmap bmp, PictureBox picBox) { try { Graphics g = picBox.CreateGraphics(); bmp.RotateFlip(RotateFlipType.Rotate270FlipXY); g.Clear(Color.White); g.DrawImage(bmp, 0, 0); } catch (Exception e) { MessageBox.Show(e.ToString()); } } /// 
 /// 分块显示 /// 
 /// Bitmap 对象 /// PictureBox 对象 public static void FenKuai(Bitmap MyBitmap, PictureBox picBox) { //以分块效果显示图像 Graphics g = picBox.CreateGraphics(); g.Clear(Color.White); int width = MyBitmap.Width; int height = MyBitmap.Height; //定义将图片切分成四个部分的区域 RectangleF[] block ={ new RectangleF(0,0,width/2,height/2), new RectangleF(width/2,0,width/2,height/2), new RectangleF(0,height/2,width/2,height/2), new RectangleF(width/2,height/2,width/2,height/2)}; //分别克隆图片的四个部分 Bitmap[] MyBitmapBlack ={ MyBitmap.Clone(block[0],System.Drawing.Imaging.PixelFormat.DontCare), MyBitmap.Clone(block[1],System.Drawing.Imaging.PixelFormat.DontCare), MyBitmap.Clone(block[2],System.Drawing.Imaging.PixelFormat.DontCare), MyBitmap.Clone(block[3],System.Drawing.Imaging.PixelFormat.DontCare)}; //绘制图片的四个部分，各部分绘制时间间隔为0.5秒 g.DrawImage(MyBitmapBlack[0], 0, 0); System.Threading.Thread.Sleep(500); g.DrawImage(MyBitmapBlack[1], width / 2, 0); System.Threading.Thread.Sleep(500); g.DrawImage(MyBitmapBlack[3], width / 2, height / 2); System.Threading.Thread.Sleep(500); g.DrawImage(MyBitmapBlack[2], 0, height / 2); } /// 
 /// 积木特效 /// 
 /// Bitmap 对象 /// PictureBox 对象 public static void JiMu(Bitmap MyBitmap, PictureBox picBox) { //以积木效果显示图像 try { Graphics myGraphics = picBox.CreateGraphics (); int myWidth, myHeight, i, j, iAvg, iPixel; Color myColor, myNewColor; RectangleF myRect; myWidth = MyBitmap.Width; myHeight = MyBitmap.Height; myRect = new RectangleF(0, 0, myWidth, myHeight); Bitmap bitmap = MyBitmap.Clone(myRect, System.Drawing.Imaging.PixelFormat.DontCare); i = 0; while (i = 128) iPixel = 255; else iPixel = 0; myNewColor = Color.FromArgb(255, iPixel, iPixel, iPixel); bitmap.SetPixel(i, j, myNewColor); j = j + 1; } i = i + 1; } myGraphics.Clear(Color.WhiteSmoke); myGraphics.DrawImage(bitmap, new Rectangle(0, 0, myWidth, myHeight)); } catch (Exception ex) { MessageBox.Show(ex.Message, "信息提示"); } } /// 
 /// 马赛克效果 /// 
 /// Bitmap 对象 /// PictureBox 对象 public static void MaSaiKe(Bitmap MyBitmap,PictureBox picBox) { //以马赛克效果显示图像 try { int dw = MyBitmap.Width / 50; int dh = MyBitmap.Height / 50; Graphics g = picBox.CreateGraphics(); g.Clear(Color.Gray); Point[] MyPoint = new Point[2500]; for (int x = 0; x <50; x++) for (int y = 0; y <50; y++) { MyPoint[x * 50 + y].X = x * dw; MyPoint[x * 50 + y].Y = y * dh; } Bitmap bitmap = new Bitmap(MyBitmap.Width, MyBitmap.Height); for (int i = 0; i <10000; i++) { System.Random MyRandom = new Random(); int iPos = MyRandom.Next(2500); for (int m = 0; m  /// 自动旋转 ///  /// Bitmap 对象 /// PictureBox 对象 public static void XuanZhuan(Bitmap MyBitmap, PictureBox picBox) { Graphics g = picBox.CreateGraphics(); float MyAngle = 0;//旋转的角度 while (MyAngle <360) { TextureBrush MyBrush = new TextureBrush(MyBitmap); picBox.Refresh(); MyBrush.RotateTransform(MyAngle); g.FillRectangle(MyBrush, 0, 0, MyBitmap.Width,MyBitmap.Height); MyAngle += 0.5f; System.Threading.Thread.Sleep(50); } } /// 
 /// 上下对接 /// 
 /// Bitmap 对象 /// PictureBox 对象 public static void DuiJie_ShangXia(Bitmap MyBitmap, PictureBox picBox) { //以上下对接方式显示图像 try { int width = MyBitmap.Width; //图像宽度 int height = MyBitmap.Height; //图像高度 Graphics g = picBox.CreateGraphics(); g.Clear(Color.Gray); //初始为全灰色 Bitmap bitmap = new Bitmap(width, height); int x = 0; while (x <= height / 2) { for (int i = 0; i <= width - 1; i++) { bitmap.SetPixel(i, x, MyBitmap.GetPixel(i, x)); } for (int i = 0; i <= width - 1; i++) { bitmap.SetPixel(i, height - x - 1, MyBitmap.GetPixel(i, height - x - 1)); } x++; g.Clear(Color.Gray); g.DrawImage(bitmap, 0, 0); System.Threading.Thread.Sleep(10); } } catch (Exception ex) { MessageBox.Show(ex.Message, "信息提示"); } } /// 
 /// 上下翻转 /// 
 /// Bitmap 对象 /// PictureBox 对象 public static void FanZhuan_ShangXia(Bitmap MyBitmap, PictureBox picBox) { //以上下反转方式显示图像 try { int width = MyBitmap.Width; //图像宽度 int height = MyBitmap.Height; //图像高度 Graphics g = picBox.CreateGraphics(); g.Clear(Color.Gray); //初始为全灰色 for (int i = -width / 2; i <= width / 2; i++) { g.Clear(Color.Gray); //初始为全灰色 int j = Convert.ToInt32(i * (Convert.ToSingle(height) / Convert.ToSingle(width))); Rectangle DestRect = new Rectangle(0, height / 2 - j, width, 2 * j); Rectangle SrcRect = new Rectangle(0, 0, MyBitmap.Width, MyBitmap.Height); g.DrawImage(MyBitmap, DestRect, SrcRect, GraphicsUnit.Pixel); System.Threading.Thread.Sleep(10); } } catch (Exception ex) { MessageBox.Show(ex.Message, "信息提示"); } } /// 
 /// 左右对接 /// 
 /// Bitmap 对象 /// PictureBox 对象 public static void DuiJie_ZuoYou(Bitmap MyBitmap, PictureBox picBox) { //以左右对接方式显示图像 try { int width = MyBitmap.Width; //图像宽度 int height = MyBitmap.Height; //图像高度 Graphics g = picBox.CreateGraphics(); g.Clear(Color.Gray); //初始为全灰色 Bitmap bitmap = new Bitmap(width, height); int x = 0; while (x <= width / 2) { for (int i = 0; i <= height - 1; i++) { bitmap.SetPixel(x, i, MyBitmap.GetPixel(x, i)); } for (int i = 0; i <= height - 1; i++) { bitmap.SetPixel(width - x - 1, i, MyBitmap.GetPixel(width - x - 1, i)); } x++; g.Clear(Color.Gray); g.DrawImage(bitmap, 0, 0); System.Threading.Thread.Sleep(10); } } catch (Exception ex) { MessageBox.Show(ex.Message, "信息提示"); } } /// 
 /// 左右翻转 /// 
 /// Bitmap 对象 /// PictureBox 对象 public static void FanZhuan_ZuoYou(Bitmap MyBitmap, PictureBox picBox) { //以左右反转方式显示图像 try { int width = MyBitmap.Width; //图像宽度 int height = MyBitmap.Height; //图像高度 Graphics g = picBox.CreateGraphics(); g.Clear(Color.Gray); //初始为全灰色 for (int j = -height / 2; j <= height / 2; j++) { g.Clear(Color.Gray); //初始为全灰色 int i = Convert.ToInt32(j * (Convert.ToSingle(width) / Convert.ToSingle(height))); Rectangle DestRect = new Rectangle(width / 2 - i, 0, 2 * i, height); Rectangle SrcRect = new Rectangle(0, 0, MyBitmap.Width, MyBitmap.Height); g.DrawImage(MyBitmap, DestRect, SrcRect, GraphicsUnit.Pixel); System.Threading.Thread.Sleep(10); } } catch (Exception ex) { MessageBox.Show(ex.Message, "信息提示"); } } /// 
 /// 四周扩散 /// 
 /// Bitmap 对象 /// PictureBox 对象 public static void KuoSan(Bitmap MyBitmap, PictureBox picBox) { try { int width = MyBitmap.Width; //图像宽度 int height = MyBitmap.Height; //图像高度 Graphics g = picBox.CreateGraphics(); g.Clear(Color.Gray); //初始为全灰色 for (int i = 0; i <= width / 2; i++) { int j = Convert.ToInt32(i * (Convert.ToSingle(height) / Convert.ToSingle(width))); Rectangle DestRect = new Rectangle(width / 2 - i, height / 2 - j, 2 * i, 2 * j); Rectangle SrcRect = new Rectangle(0, 0, MyBitmap.Width, MyBitmap.Height); g.DrawImage(MyBitmap, DestRect, SrcRect, GraphicsUnit.Pixel); System.Threading.Thread.Sleep(10); } } catch (Exception ex) { MessageBox.Show(ex.Message, "信息提示"); } } /// 
 /// 上下拉伸 /// 
 /// Bitmap 对象 /// PictureBox 对象 public static void LaShen_ShangDaoXiao(Bitmap MyBitmap,PictureBox picBox) { //以从上向下拉伸方式显示图像 try { int width = MyBitmap.Width; //图像宽度 int height =MyBitmap.Height; //图像高度 Graphics g =picBox.CreateGraphics(); g.Clear(Color.Gray); //初始为全灰色 for (int y = 1; y <= height; y++) { Bitmap bitmap=MyBitmap.Clone (new Rectangle(0,0,width ,y),System.Drawing .Imaging.PixelFormat .Format24bppRgb ); g.DrawImage (bitmap,0,0); System.Threading.Thread.Sleep(10); } } catch (Exception ex) { MessageBox.Show(ex.Message, "信息提示"); } } } } 

 // 代码出自 CSDN //仅供参考 using System; using System.Collections.Generic; using System.ComponentModel; using System.Data; using System.Drawing; using System.Text; using System.Windows.Forms; using System.Runtime.InteropServices; namespace WindowsFormsApplication4 { [Flags] public enum AnimationType { AW_HOR_POSITIVE = 0x0001,//从左向右显示 AW_HOR_NEGATIVE = 0x0002,//从右向左显示 AW_VER_POSITIVE = 0x0004,//从上到下显示 AW_VER_NEGATIVE = 0x0008,//从下到上显示 AW_CENTER = 0x0010,//从中间向四周 AW_HIDE = 0x10000, AW_ACTIVATE = 0x20000,//普通显示 AW_SLIDE = 0x40000, AW_BLEND = 0x80000,//透明渐变显示效果 } public partial class Form1 : Form { [DllImport("user32.dll")] public static extern bool AnimateWindow(IntPtr hwnd, uint dwTime, AnimationType dwFlags); private PictureBox pictureBox1, pictureBox2; private List girls = new List(); private Timer timer = new Timer(); private int index = 0; public Form1() { InitializeComponent(); this.WindowState = FormWindowState.Maximized; this.FormBorderStyle = FormBorderStyle.None; this.BackColor = Color.Black; this.DoubleBuffered = true; pictureBox1 = new PictureBox(); pictureBox1.Location = new Point(200, 100); pictureBox1.Size = new System.Drawing.Size(640, 480); pictureBox1.SizeMode = PictureBoxSizeMode.AutoSize; pictureBox1.Visible = false; this.Controls.Add(pictureBox1); pictureBox2 = new PictureBox(); pictureBox2.Location = new Point(400, 300); pictureBox2.Size = new System.Drawing.Size(640, 480); pictureBox2.SizeMode = PictureBoxSizeMode.AutoSize; pictureBox1.Visible = false; this.Controls.Add(pictureBox2); using (OpenFileDialog dlg = new OpenFileDialog()) { dlg.Multiselect = true; dlg.Filter = "jpeg files(*.jpg-600)|*.jpg-600"; if (dlg.ShowDialog() == DialogResult.OK) { foreach (string file in dlg.FileNames) { girls.Add(Image.FromFile(file)); } } } timer.Interval = 3000; timer.Tick += new EventHandler(timer_Tick); timer.Enabled = true; } void timer_Tick(object sender, EventArgs e) { if (girls.Count == 0) { return; } Image currentGirl = girls[index++]; pictureBox2.Image = currentGirl; AnimateWindow(pictureBox2.Handle, 1000, GetRandomAnimationType()); AnimateWindow(pictureBox1.Handle, 1000, AnimationType.AW_HIDE); pictureBox1.Visible = false; PictureBox temp = pictureBox1; pictureBox1 = pictureBox2; pictureBox2 = temp; if (index >= girls.Count) { index = 0; } } private Random random = new Random(); private AnimationType[] animationTypes = null; private AnimationType GetRandomAnimationType() { if (animationTypes == null) { animationTypes = Enum.GetValues(typeof(AnimationType)) as AnimationType[]; } return animationTypes[random.Next(0, animationTypes.Length - 1)]; } protected override void OnKeyDown(KeyEventArgs e) { if (e.KeyCode == Keys.Escape) { timer.Enabled = false; foreach (Image girl in girls) { girl.Dispose(); } this.Close(); } base.OnKeyDown(e); } } }