C#开发中如何处理图像处理和图形界面设计问题

using System;
using System.Drawing;

public void LoadAndShowImage(string path)
{
    // 从文件中读取图像
    Bitmap image = new Bitmap(path);
    
    // 创建一个窗口来显示图像
    Form form = new Form();
    form.Size = image.Size;
    form.BackgroundImage = image;
    form.BackgroundImageLayout = ImageLayout.Stretch;
    
    // 显示窗口
    Application.Run(form);
}

using System;
using System.Drawing;

public void ResizeImage(string sourcePath, string targetPath, int width, int height)
{
    // 从文件中读取图像
    Bitmap sourceImage = new Bitmap(sourcePath);
    
    // 调整图像尺寸
    Bitmap targetImage = new Bitmap(width, height);
    Graphics graphics = Graphics.FromImage(targetImage);
    graphics.DrawImage(sourceImage, 0, 0, width, height);

    // 保存图像到文件
    targetImage.Save(targetPath);
}

public void RotateImage(string sourcePath, string targetPath, float angle)
{
    // 从文件中读取图像
    Bitmap sourceImage = new Bitmap(sourcePath);
    
    // 旋转图像
    Bitmap targetImage = new Bitmap(sourceImage.Width, sourceImage.Height);
    Graphics graphics = Graphics.FromImage(targetImage);
    graphics.TranslateTransform(sourceImage.Width / 2, sourceImage.Height / 2);
    graphics.RotateTransform(angle);
    graphics.DrawImage(sourceImage, -sourceImage.Width / 2, -sourceImage.Height / 2, sourceImage.Width, sourceImage.Height);

    // 保存图像到文件
    targetImage.Save(targetPath);
}

public void ConvertToGrayScale(string sourcePath, string targetPath)
{
    // 从文件中读取图像
    Bitmap sourceImage = new Bitmap(sourcePath);
    
    // 转换为黑白图像
    Bitmap targetImage = new Bitmap(sourceImage.Width, sourceImage.Height);
    for (int x = 0; x < sourceImage.Width; x++)
    {
        for (int y = 0; y < sourceImage.Height; y++)
        {
            Color color = sourceImage.GetPixel(x, y);
            int gray = (int)((color.R * 0.3) + (color.G * 0.59) + (color.B * 0.11));
            targetImage.SetPixel(x, y, Color.FromArgb(gray, gray, gray));
        }
    }

    // 保存图像到文件
    targetImage.Save(targetPath);
}

using System;
using System.Windows.Forms;

public class MainForm : Form
{
    public MainForm()
    {
        // 创建一个按钮
        Button button = new Button();
        button.Text = "点击我";
        button.Click += Button_Click;

        // 将按钮添加到窗口
        Controls.Add(button);
    }

    private void Button_Click(object sender, EventArgs e)
    {
        // 处理按钮点击事件
        MessageBox.Show("按钮被点击了！");
    }
    
    // 入口方法
    public static void Main()
    {
        Application.Run(new MainForm());
    }
}

using System;
using System.Windows.Forms;

public class MainForm : Form
{
    public MainForm()
    {
        // 创建一个菜单
        MenuStrip menuStrip = new MenuStrip();
        ToolStripMenuItem fileMenuItem = new ToolStripMenuItem("文件");
        ToolStripMenuItem newMenuItem = new ToolStripMenuItem("新建");
        newMenuItem.Click += NewMenuItem_Click;
        fileMenuItem.DropDownItems.Add(newMenuItem);
        menuStrip.Items.Add(fileMenuItem);

        // 将菜单添加到窗口
        Controls.Add(menuStrip);
    }

    private void NewMenuItem_Click(object sender, EventArgs e)
    {
        // 处理菜单点击事件
        MessageBox.Show("新建菜单被点击了！");
    }
    
    // 入口方法
    public static void Main()
    {
        Application.Run(new MainForm());
    }
}