C# ???? ??? ?? ? ??? ????? ??? ??? ????? ?? ?? ??? ?????.

??:
?? ????? ????? ??? ?? ? ??? ????? ???? ???? ?? ?????. ?? ?? ????? ??? C#? ??? ??? ?? ? ??? ????? ??? ??? ??? ????. ? ??? C#? ???? ?? ??? ?? ? ??? ????? ??? ??? ???? ??? ???? ??? ?? ??? ?????.

1. ??? ?? ??:

1. ??? ?? ? ??:
   C#??? ??? ?? ? ??? ?? ?????. ?? .NET ?????? System.??? ?????? ??? ?? Bitmap ???? ???? ??? ? ????. ??? ??? ?? ????.

using System;
using System.Drawing;

public void LoadAndShowImage(string path)
{
    // 從文件中讀取圖像
    Bitmap image = new Bitmap(path);
    
    // 創(chuàng)建一個(gè)窗口來(lái)顯示圖像
    Form form = new Form();
    form.Size = image.Size;
    form.BackgroundImage = image;
    form.BackgroundImageLayout = ImageLayout.Stretch;
    
    // 顯示窗口
    Application.Run(form);
}

2. ??? ?? ??:
   C#??? ??? ??? ?? ??? ??? ? ????. ??? ?? ??, ??? ??, ???? ?? ? ??? ? ?? ???? ??? ?? ??? ?? ????.

using System;
using System.Drawing;

public void ResizeImage(string sourcePath, string targetPath, int width, int height)
{
    // 從文件中讀取圖像
    Bitmap sourceImage = new Bitmap(sourcePath);
    
    // 調(diào)整圖像尺寸
    Bitmap targetImage = new Bitmap(width, height);
    Graphics graphics = Graphics.FromImage(targetImage);
    graphics.DrawImage(sourceImage, 0, 0, width, height);

    // 保存圖像到文件
    targetImage.Save(targetPath);
}

public void RotateImage(string sourcePath, string targetPath, float angle)
{
    // 從文件中讀取圖像
    Bitmap sourceImage = new Bitmap(sourcePath);
    
    // 旋轉(zhuǎn)圖像
    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);

    // 保存圖像到文件
    targetImage.Save(targetPath);
}

public void ConvertToGrayScale(string sourcePath, string targetPath)
{
    // 從文件中讀取圖像
    Bitmap sourceImage = new Bitmap(sourcePath);
    
    // 轉(zhuǎn)換為黑白圖像
    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));
        }
    }

    // 保存圖像到文件
    targetImage.Save(targetPath);
}

2. ??? ????? ??? ??:
C#??? Windows Forms ?? WPF? ?? ?????? ?? ??? ????? ???? ?? ??? ? ????. ??? ??? ????? ??? ??? ?? ? ?? ?? ?????.

1. ?? ? ??? ?? ??:
   WinForms??? ?? ? ?? ???? ???? ??? ???? ?? ???? ??? ? ????. ??? ??? ?? ????.

using System;
using System.Windows.Forms;

public class MainForm : Form
{
    public MainForm()
    {
        // 創(chuàng)建一個(gè)按鈕
        Button button = new Button();
        button.Text = "點(diǎn)擊我";
        button.Click += Button_Click;

        // 將按鈕添加到窗口
        Controls.Add(button);
    }

    private void Button_Click(object sender, EventArgs e)
    {
        // 處理按鈕點(diǎn)擊事件
        MessageBox.Show("按鈕被點(diǎn)擊了！");
    }
    
    // 入口方法
    public static void Main()
    {
        Application.Run(new MainForm());
    }
}

2. ?? ???:
   WinForms??? MenuStrip ? ToolStripMenuItem? ???? ??? ?? ? ????. ??? ??? ?? ?????.

using System;
using System.Windows.Forms;

public class MainForm : Form
{
    public MainForm()
    {
        // 創(chuàng)建一個(gè)菜單
        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);

        // 將菜單添加到窗口
        Controls.Add(menuStrip);
    }

    private void NewMenuItem_Click(object sender, EventArgs e)
    {
        // 處理菜單點(diǎn)擊事件
        MessageBox.Show("新建菜單被點(diǎn)擊了！");
    }
    
    // 入口方法
    public static void Main()
    {
        Application.Run(new MainForm());
    }
}

??:
? ????? C# ?? ? ??? ?? ? ??? ????? ??? ??? ???? ??? ???? ??? ?? ??? ?????. ??? ??? ?? ??? C#? ???? ??? ?? ? ??? ????? ??? ??? ???? ??? ?? ? ????. ??? ??? ??? ??? ?? ??? ???? ???? ?? ????. ? ??? C# ???? ??? ?? ? ??? ????? ??? ??? ??? ????? ??? ??? ????.

? ??? C# ?? ? ??? ?? ? ??? ????? ??? ??? ???? ??? ?? ?????. ??? ??? PHP ??? ????? ?? ?? ??? ?????!