基本信息

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   源码介绍

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通过PictureBox控件进行图像的处理。

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;
using System.Threading;
using System.IO;
using System.Diagnostics;

namespace picture
{
    public partial class Form1 : Form
    {
        byte save;
        public Form1()
        {
            InitializeComponent();
            toolStripComboBox1.SelectedIndexChanged  = toolStripComboBox1_SelectedIndexChanged;
            string[] values = Enum.GetNames(typeof(PictureBoxSizeMode));
            toolStripComboBox1.Items.AddRange(values);
            toolStripComboBox1.SelectedIndex = 4;
            PictureBoxSizeMode si = (PictureBoxSizeMode)Enum.Parse(typeof(PictureBoxSizeMode), "Zoom");
            pictureBox1.SizeMode = si;
        }
        Bitmap baocun;
        void toolStripComboBox1_SelectedIndexChanged(object sender, EventArgs a)
        {
            string val = toolStripComboBox1.SelectedItem as string;
            PictureBoxSizeMode si = (PictureBoxSizeMode)Enum.Parse(typeof(PictureBoxSizeMode), val);
            pictureBox1.SizeMode = si;
        }
        private void Form1_MouseDown(object sender, MouseEventArgs e)
        {
            
        }

        private void Form1_Paint(object sender, PaintEventArgs e)
        {
            
        }
        
        int intWidth;
        int intHeight;
        Bitmap huanyuan,s;
        int aaa;
        private void 打开OToolStripMenuItem_Click(object sender, EventArgs e)
        {
            if (openFileDialog1.ShowDialog() == DialogResult.OK)
            {
                try
                {
                    aaa = aaa   1;
                    Bitmap bmp = null;
                    Image pic = null;
                    if (Directory.Exists("Temp") != true)
                    {
                        Directory.CreateDirectory("Temp");
                    }
                    File.Delete("Temp\\"   aaa   ".png");
                    File.Delete("Temp\\"   aaa   ".jpg");
                    File.Delete("Temp\\"   aaa   ".gif");
                    File.Delete("Temp\\"   aaa   ".bmp");
                    File.Delete("Temp\\"   aaa   ".jpeg");
                    if (openFileDialog1.FileName.Contains(".png") == true || openFileDialog1.FileName.Contains(".PNG") == true)
                    {
                        File.Copy(openFileDialog1.FileName, "Temp\\"   aaa   ".png");//打开图片
                        bmp = new Bitmap("Temp\\"   aaa   ".png");
                        pic = Image.FromFile("Temp\\"   aaa   ".png");
                        s = new Bitmap("Temp\\"   aaa   ".png");
                    }
                    if (openFileDialog1.FileName.Contains(".jpg") == true || openFileDialog1.FileName.Contains(".JPG") == true)
                    {
                        File.Copy(openFileDialog1.FileName, "Temp\\"   aaa   ".jpg" );//打开图片
                        bmp = new Bitmap("Temp\\"   aaa   ".jpg");
                        pic = Image.FromFile("Temp\\"   aaa   ".jpg");
                        s = new Bitmap("Temp\\"   aaa   ".jpg");
                    }
                    if (openFileDialog1.FileName.Contains(".gif") == true || openFileDialog1.FileName.Contains(".GIF") == true)
                    {
                        File.Copy(openFileDialog1.FileName, "Temp\\"   aaa   ".gif");//打开图片
                        bmp = new Bitmap("Temp\\"   aaa   ".gif");
                        pic = Image.FromFile("Temp\\"   aaa   ".gif");
                        s = new Bitmap("Temp\\"   aaa   ".gif");
                    }
                    if (openFileDialog1.FileName.Contains(".bmp") == true || openFileDialog1.FileName.Contains(".BMP") == true)
                    {
                        File.Copy(openFileDialog1.FileName, "Temp\\"   aaa   ".bmp");//打开图片
                        bmp = new Bitmap("Temp\\"   aaa   ".bmp");
                        pic = Image.FromFile("Temp\\"   aaa   ".bmp");
                        s = new Bitmap("Temp\\"   aaa   ".bmp");
                    }
                    if (openFileDialog1.FileName.Contains(".jpeg") == true || openFileDialog1.FileName.Contains(".JPEG") == true)
                    {
                        File.Copy(openFileDialog1.FileName, "Temp\\"   aaa   ".jpeg");//打开图片
                        bmp = new Bitmap("Temp\\"   aaa   ".jpeg");
                        pic = Image.FromFile("Temp\\"   aaa   ".jpeg");
                        s = new Bitmap("Temp\\"   aaa   ".jpeg");
                    }
                    pictureBox1.Image = bmp;
                    intWidth = pic.Width;
                    intHeight = pic.Height;
                    保存SToolStripMenuItem.Enabled = true;
                    另存为LToolStripMenuItem.Enabled = true;
                    底片ToolStripMenuItem.Enabled = true;
                    底片ToolStripMenuItem.Enabled = true;
                    浮雕ToolStripMenuItem.Enabled = true;
                    黑白ToolStripMenuItem.Enabled = true;
                    柔滑ToolStripMenuItem.Enabled = true;
                    锐化ToolStripMenuItem.Enabled = true;
                    油画ToolStripMenuItem.Enabled = true;
                    toolStripComboBox1.Enabled = true;
                    旋转ToolStripMenuItem1.Enabled = true;
                    还原为最初照片ToolStripMenuItem.Enabled = true;
                    撤回上一步ToolStripMenuItem.Enabled = false;
                    还原上一步操作ToolStripMenuItem.Enabled = false;
                    还原为最初照片ToolStripMenuItem.Enabled = false;
                    huanyuan = bmp;
                    open = openFileDialog1.FileName;
                    baocun = new Bitmap(pictureBox1.Image);
                    save = 0;
                    this.Text = "图片编辑器——"   open;
                    label1.Text = "已打开图片！";
                    bmp = null;
                    openFileDialog1.Dispose();
                }
               catch(Exception ex)
                {
                    MessageBox.Show(ex.Message, "错误", MessageBoxButtons.OK, MessageBoxIcon.Error);//显示出错原因
                    label1.Text = "图片打开出错！";
                }
                    
                

            }
        }
        string open;
        private void 另存为LToolStripMenuItem_Click(object sender, EventArgs e)
        {
            if (saveFileDialog1.ShowDialog() == DialogResult.OK)
            {
                System.IO.FileStream picture = null;
                try
                {
                    Bitmap bmp = new Bitmap(pictureBox1.Image);
                    s = new Bitmap(pictureBox1.Image);
                    bmp.Save(saveFileDialog1.FileName);
                    MessageBox.Show("保存成功");
                    label1.Text = "保存成功！";
                    this.Text = "图片编辑器——"   open;
                    baocun = new Bitmap(pictureBox1.Image);
                    save = 0;
                    save = 0;
                    this.Text = "图片编辑器——"   open;
                }
                catch (Exception ex)
                {
                    MessageBox.Show(ex.Message);
                    label1.Text = "保存失败！";
                }
                finally
                {
                    if (picture != null)
                    {
                        picture.Close();
                        picture.Dispose();
                    }
                }
            }
        }
        private void 退出EToolStripMenuItem_Click(object sender, EventArgs e)
        {
            DialogResult aaa = MessageBox.Show("你确定要退出吗？", "提示", MessageBoxButtons.YesNo, MessageBoxIcon.Asterisk);
            if(aaa == DialogResult.Yes)
            {
                if(save == 1)
                {
                    aaa = MessageBox.Show("你确定要退出吗？\n你的照片并未保存，你确定吗？", "警告", MessageBoxButtons.OKCancel, MessageBoxIcon.Warning);
                    if(aaa == DialogResult.OK)
                    {
                        this.Close();
                    }
                }
                else
                    this.Close();
            }
        }

        private void 底片ToolStripMenuItem_Click(object sender, EventArgs e)
        {
            label1.Text = "正在完成图片操作，可能会出现程序未响应的情况。请稍等一段时间，如果等待时间过长，请重新启动程序！";
            shangyibu = new Bitmap(pictureBox1.Image);
            Thread.Sleep(500);
            try
            {
                Bitmap newbitmap = new Bitmap(intWidth, intHeight);
                Bitmap oldbitmap = (Bitmap)this.pictureBox1.Image;
                Color pixel;
                for (int x = 1; x < intWidth; x  )
                {
                    for(int y = 1;y < intHeight;y  )
                    {
                        int r, g, b;
                        pixel = oldbitmap.GetPixel(x,y);
                        r = 255 - pixel.R;
                        g = 255 - pixel.G;
                        b = 255 - pixel.B;
                        newbitmap.SetPixel(x, y, Color.FromArgb(r, g, b));
                    }
                }
                this.pictureBox1.Image = newbitmap;
                label1.Text = "已完成图片操作：“底片”！";
                撤回上一步ToolStripMenuItem.Enabled = true;
                还原上一步操作ToolStripMenuItem.Enabled = false;
                还原为最初照片ToolStripMenuItem.Enabled = true;
                save = 1;
                this.Text = "*图片编辑器——"   open;
            }
            catch(Exception ex)
            {
                MessageBox.Show(ex.Message);
            }
        }

        private void toolStripComboBox1_Click(object sender, EventArgs e)
        {

        }

        private void 浮雕ToolStripMenuItem_Click(object sender, EventArgs e)
        {
            label1.Text = "正在完成图片操作，可能会出现程序未响应的情况。请稍等一段时间，如果等待时间过长，请重新启动程序！";
            shangyibu = new Bitmap(pictureBox1.Image);
            Thread.Sleep(500);
            try
            {
                Bitmap newBitmap = new Bitmap(intWidth, intHeight);
                Bitmap oldBitmap = (Bitmap)this.pictureBox1.Image;
                Color pixel1, pixel2;
                for(int x = 0;x < intWidth - 1;x  )
                {
                    for(int y = 0;y < intHeight - 1;y  )
                    {
                        int r = 0, g = 0, b = 0;
                        pixel1 = oldBitmap.GetPixel(x, y);
                        pixel2 = oldBitmap.GetPixel(x   1, y   1);
                        r = Math.Abs(pixel1.R - pixel2.R   128);
                        g = Math.Abs(pixel1.G - pixel2.G   128);
                        b = Math.Abs(pixel1.B - pixel2.B   128);
                        if(r > 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));
                    }
                }
                this.pictureBox1.Image = newBitmap;
                label1.Text = "已完成图片操作：“浮雕”！";
                撤回上一步ToolStripMenuItem.Enabled = true;
                还原上一步操作ToolStripMenuItem.Enabled = false;
                还原为最初照片ToolStripMenuItem.Enabled = true;
                save = 1;
                this.Text = "*图片编辑器——"   open;
            }
            catch(Exception ex)
            {
                MessageBox.Show(ex.Message);
            }
        }

        private void 黑白ToolStripMenuItem_Click(object sender, EventArgs e)
        {
            label1.Text = "正在完成图片操作，可能会出现程序未响应的情况。请稍等一段时间，如果等待时间过长，请重新启动程序！";
            shangyibu = new Bitmap(pictureBox1.Image);
            Thread.Sleep(500);
            try
            {
                Bitmap newBitmap = new Bitmap(intWidth, intHeight);
                Bitmap oldBitmap = (Bitmap)this.pictureBox1.Image;
                Color pixel;
                for(int x = 0;x < intWidth;x  )
                {
                    for(int y = 0;y < intHeight;y  )
                    {
                        pixel = oldBitmap.GetPixel(x, y);
                        int r, g, b, Result = 0;
                        r = pixel.R;
                        g = pixel.G;
                        b = pixel.B;
                        int iType = 2;
                        switch(iType)
                        {
                            case 0:
                                Result = ((r   g   b) / 3);
                                break;
                            case 1:
                                Result = r > g ? r : g;
                                Result = Result > b ? Result : b;
                                break;
                            case 2:
                                Result = ((int)(0.7 * r)   (int)(0.2 * g)   (int)(0.1 * b));
                                break;
                        }
                        newBitmap.SetPixel(x, y, Color.FromArgb(Result, Result, Result));
                    }
                }
                this.pictureBox1.Image = newBitmap;
                label1.Text = "已完成图片操作：“黑白”！";
                撤回上一步ToolStripMenuItem.Enabled = true;
                还原上一步操作ToolStripMenuItem.Enabled = false;
                还原为最初照片ToolStripMenuItem.Enabled = true;
                save = 1;
                this.Text = "*图片编辑器——"   open;
            }
            catch(Exception ex)
            {
                MessageBox.Show(ex.Message);
            }
        }

        private void 柔滑ToolStripMenuItem_Click(object sender, EventArgs e)
        {
            label1.Text = "正在完成图片操作，可能会出现程序未响应的情况。请稍等一段时间，如果等待时间过长，请重新启动程序！";
            shangyibu = new Bitmap(pictureBox1.Image);
            Thread.Sleep(500);
            try
            {
                Bitmap bitmap = new Bitmap(intWidth, intHeight);
                Bitmap MyBitmap = (Bitmap)this.pictureBox1.Image;
                Color pixel;
                int[] Gauss = { 1, 2, 1, 2, 4, 2, 1, 2, 1 };
                for(int x = 1;x < intWidth - 1;x  )
                {
                    for(int y = 1;y < intHeight - 1;y  )
                    {
                        int r = 0, g = 0, b = 0;
                        int Index = 0;
                        for(int col = -1;col <= 1;col  )
                        {
                            for(int row = -1;row <= 1;row  )
                            {
                                pixel = MyBitmap.GetPixel(x   row, y   col);
                                r  = pixel.R * Gauss[Index];
                                g  = pixel.G * Gauss[Index];
                                b  = pixel.B * Gauss[Index];
                                Index  ;
                            }
                        }
                        r /= 16;
                        g /= 16;
                        b /= 16;
                        r = r > 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;
                        bitmap.SetPixel(x - 1, y - 1, Color.FromArgb(r, g, b));
                    }
                }
                this.pictureBox1.Image = bitmap;
                撤回上一步ToolStripMenuItem.Enabled = true;
                label1.Text = "已完成图片操作：“柔滑”！";
                还原上一步操作ToolStripMenuItem.Enabled = false;
                还原为最初照片ToolStripMenuItem.Enabled = true;
                save = 1;
                this.Text = "*图片编辑器——"   open;
            }
            catch(Exception ex)
            {
                MessageBox.Show(ex.Message);
            }
        }

        private void 锐化ToolStripMenuItem_Click(object sender, EventArgs e)
        {
            label1.Text = "正在完成图片操作，可能会出现程序未响应的情况。请稍等一段时间，如果等待时间过长，请重新启动程序！";
            shangyibu = new Bitmap(pictureBox1.Image);
            Thread.Sleep(500);
            try
            {
                Bitmap newBitmap = new Bitmap(intWidth, intHeight);
                Bitmap oldBitmap = (Bitmap)this.pictureBox1.Image;
                Color pixel;
                int[] Laplacian = { -1, -1, -1, -1, 9, -1, -1, -1, -1 };
                for (int x = 1; x < intWidth - 1; x  )
                {
                    for (int y = 1; y < intHeight - 1; y  )
                    {
                        int r = 0, g = 0, b = 0;
                        int Index = 0;
                        for (int col = -1; col <= 1; col  )
                        {
                            for (int rom = -1; rom <= 1; rom  )
                            {
                                pixel = oldBitmap.GetPixel(x   rom, y   col);
                                r  = pixel.R * Laplacian[Index];
                                g  = pixel.G * Laplacian[Index];
                                b  = pixel.B * Laplacian[Index];
                                Index  ;
                            }
                        }
                        r = r > 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 - 1, Color.FromArgb(r, g, b));
                    }
                }
                this.pictureBox1.Image = newBitmap;
                撤回上一步ToolStripMenuItem.Enabled = true;
                label1.Text = "已完成图片操作：“锐化”！";
                还原上一步操作ToolStripMenuItem.Enabled = false;
                还原为最初照片ToolStripMenuItem.Enabled = true;
                save = 1;
                this.Text = "*图片编辑器——"   open;
            }
            catch (Exception ex)
            {
                MessageBox.Show(ex.Message);
            }
                
            
            
        }

        private void 油画ToolStripMenuItem_Click(object sender, EventArgs e)
        {
            label1.Text = "正在完成图片操作，可能会出现程序未响应的情况。请稍等一段时间，如果等待时间过长，请重新启动程序！";
            shangyibu = new Bitmap(pictureBox1.Image);
            Thread.Sleep(500);
            try
            {
                Bitmap newBitmap = new Bitmap(intWidth, intHeight);
                Bitmap oldBitmap = (Bitmap)this.pictureBox1.Image;
                Color pixel;
                Random rnd = new Random();
                for(int x = intWidth;x > 1;x--)
                {
                    for(int y = intHeight;y > 1;y--)
                    {
                        int iModel = 5;
                        int i = x - iModel;
                        if(i > 1)
                        {
                            int j = y - iModel;
                            if(j > 1)
                            {
                                int iPos = rnd.Next(100000) % iModel;
                                pixel = oldBitmap.GetPixel(i   iPos, j   iPos);
                                newBitmap.SetPixel(i, j, pixel);
                            }
                        }
                    }
                }
                this.pictureBox1.Image = newBitmap;
                撤回上一步ToolStripMenuItem.Enabled = true;
                label1.Text = "已完成图片操作：“油画”！";
                还原上一步操作ToolStripMenuItem.Enabled = false;
                还原为最初照片ToolStripMenuItem.Enabled = true;
                save = 1;
                this.Text = "*图片编辑器——"   open;
            }
            catch(Exception ex)
            {
                MessageBox.Show(ex.Message);
            }
        }

        private void 保存SToolStripMenuItem_Click(object sender, EventArgs e)
        {
            System.IO.FileStream picture = null;
            try
            {
                Bitmap bmp = new Bitmap(pictureBox1.Image);
                s = new Bitmap(pictureBox1.Image);
                bmp.Save(open);
                MessageBox.Show("保存成功");
                label1.Text = "保存成功！";
                this.Text = "图片编辑器——"   open;
                baocun = new Bitmap(pictureBox1.Image);
                save = 0;
                save = 0;
                this.Text = "图片编辑器——"   open;
            }
            catch (Exception ex)
            {
                MessageBox.Show(ex.Message);
                label1.Text = "保存失败！";
            }
            finally
            {
                if (picture != null)
                {
                    picture.Close();
                    picture.Dispose();
                }
            }
        }
        private void 旋转180ToolStripMenuItem_Click(object sender, EventArgs e)
        {
            label1.Text = "正在完成图片操作，可能会出现程序未响应的情况。请稍等一段时间，如果等待时间过长，请重新启动程序！";
            shangyibu = new Bitmap(pictureBox1.Image);
            Thread.Sleep(500);
            Image myImage = pictureBox1.Image;
            myImage.RotateFlip(RotateFlipType.Rotate180FlipNone);
            pictureBox1.Image = myImage;
            撤回上一步ToolStripMenuItem.Enabled = true;
            还原上一步操作ToolStripMenuItem.Enabled = false;
            还原为最初照片ToolStripMenuItem.Enabled = true;
            save = 1;
            this.Text = "*图片编辑器——"   open;
            label1.Text = "已旋转180°！";
        }

        private void 顺时针旋转90ToolStripMenuItem1_Click(object sender, EventArgs e)
        {
            label1.Text = "正在完成图片操作，可能会出现程序未响应的情况。请稍等一段时间，如果等待时间过长，请重新启动程序！";
            shangyibu = new Bitmap(pictureBox1.Image);
            Thread.Sleep(500);
            Image myImage = pictureBox1.Image;
            myImage.RotateFlip(RotateFlipType.Rotate270FlipXY);
            pictureBox1.Image = myImage;
            撤回上一步ToolStripMenuItem.Enabled = true;
            还原上一步操作ToolStripMenuItem.Enabled = false;
            还原为最初照片ToolStripMenuItem.Enabled = true;
            save = 1;
            this.Text = "*图片编辑器——"   open;
            label1.Text = "已顺时针旋转90°！";
        }

        private void 逆时针旋转90ToolStripMenuItem1_Click(object sender, EventArgs e)
        {
            label1.Text = "正在完成图片操作，可能会出现程序未响应的情况。请稍等一段时间，如果等待时间过长，请重新启动程序！";
            shangyibu = new Bitmap(pictureBox1.Image);
            Thread.Sleep(500);
            Image myImage = pictureBox1.Image;
            myImage.RotateFlip(RotateFlipType.Rotate90FlipXY); 
            pictureBox1.Image = myImage;
            撤回上一步ToolStripMenuItem.Enabled = true;
            还原上一步操作ToolStripMenuItem.Enabled = false;
            还原为最初照片ToolStripMenuItem.Enabled = true;
            save = 1;
            this.Text = "*图片编辑器——"   open;
            label1.Text = "已逆时针旋转90°！";
        }

        private void 垂直旋转ToolStripMenuItem1_Click(object sender, EventArgs e)
        {
            label1.Text = "正在完成图片操作，可能会出现程序未响应的情况。请稍等一段时间，如果等待时间过长，请重新启动程序！";
            shangyibu = new Bitmap(pictureBox1.Image);
            Thread.Sleep(500);
            Image myImage = pictureBox1.Image;
            myImage.RotateFlip(RotateFlipType.Rotate180FlipX);
            pictureBox1.Image = myImage;
            撤回上一步ToolStripMenuItem.Enabled = true;
            还原上一步操作ToolStripMenuItem.Enabled = false;
            还原为最初照片ToolStripMenuItem.Enabled = true;
            save = 1;
            this.Text = "*图片编辑器——"   open;
            label1.Text = "已垂直旋转！";
        }

        private void 水平旋转ToolStripMenuItem1_Click(object sender, EventArgs e)
        {
            label1.Text = "正在完成图片操作，可能会出现程序未响应的情况。请稍等一段时间，如果等待时间过长，请重新启动程序！";
            shangyibu = new Bitmap(pictureBox1.Image);
            Thread.Sleep(500);
            Image myImage = pictureBox1.Image;
            myImage.RotateFlip(RotateFlipType.Rotate180FlipY);
            pictureBox1.Image = myImage;
            撤回上一步ToolStripMenuItem.Enabled = true;
            还原上一步操作ToolStripMenuItem.Enabled = false;
            还原为最初照片ToolStripMenuItem.Enabled = true;
            save = 1;
            this.Text = "*图片编辑器——"   open;
            label1.Text = "已水平旋转！";
        }

        private void 旋转ToolStripMenuItem1_Click(object sender, EventArgs e)
        {
        
        }
        private void 还原为最初照片ToolStripMenuItem_Click(object sender, EventArgs e)
        {
            DialogResult aaa = MessageBox.Show("你确定要还原为未修改过的原照片吗？\n还原后可以点击“撤销”键还原（只能还原上一次操作）", "提示", MessageBoxButtons.YesNo, MessageBoxIcon.Asterisk);
            if(aaa == DialogResult.Yes)
            {
                pictureBox1.Image = huanyuan;
                撤回上一步ToolStripMenuItem.Enabled = true;
                还原为最初照片ToolStripMenuItem.Enabled = false;
                if(pictureBox1.Image!= s)
                {
                    save = 1;
                    this.Text = "*图片编辑器——"   open;
                }
                else
                {
                    save = 0;
                    this.Text = "图片编辑器——"   open;
                }
            }
        }
        Bitmap shangyibu,huanyuanshangyibu;
        private void 撤回上一步ToolStripMenuItem_Click(object sender, EventArgs e)
        {
            huanyuanshangyibu = new Bitmap(pictureBox1.Image); 
            pictureBox1.Image = shangyibu;
            撤回上一步ToolStripMenuItem.Enabled = false;
            还原上一步操作ToolStripMenuItem.Enabled = true;
            还原为最初照片ToolStripMenuItem.Enabled = true;
            if (pictureBox1.Image != s)
            {
                save = 1;
                this.Text = "*图片编辑器——"   open;
            }
            else
            {
                save = 0;
                this.Text = "图片编辑器——"   open;
            }
        }

        private void 还原上一步操作ToolStripMenuItem_Click(object sender, EventArgs e)
        {
            pictureBox1.Image = huanyuanshangyibu;
            shangyibu = new Bitmap(pictureBox1.Image); 
            撤回上一步ToolStripMenuItem.Enabled = true;
            还原上一步操作ToolStripMenuItem.Enabled = false;
            还原为最初照片ToolStripMenuItem.Enabled = true;
            if (pictureBox1.Image != s)
            {
                save = 1;
                this.Text = "*图片编辑器——"   open;
            }
            else
            {
                save = 0;
                this.Text = "图片编辑器——"   open;
            }
        }

    }
}