using System;
using System.Runtime.InteropServices;

class Program
{
    [DllImport("user32.dll")]
    private static extern IntPtr GetDC(IntPtr hWnd);

    [DllImport("user32.dll")]
    private static extern int ReleaseDC(IntPtr hWnd, IntPtr hDC);

    [DllImport("gdi32.dll")]
    private static extern IntPtr GetDeviceCaps(IntPtr hDC, int nIndex);

    private const int HORZRES = 8;
    private const int VERTRES = 11;
    private const int LOGPIXELSX = 88;
    private const int LOGPIXELSY = 90;

    static void Main()
    {
        // 獲取窗體的句柄
        IntPtr windowHandle = System.Windows.Forms.Form.ActiveForm.Handle;

        // 獲取設(shè)備上下文句柄
        IntPtr deviceContext = GetDC(windowHandle);

        // 獲取屏幕分辨率縮放比例
        int dpiX = GetDeviceCaps(deviceContext, LOGPIXELSX);
        int dpiY = GetDeviceCaps(deviceContext, LOGPIXELSY);

        // 釋放設(shè)備上下文句柄
        ReleaseDC(windowHandle, deviceContext);

        // 打印屏幕分辨率縮放比例
        Console.WriteLine($"屏幕X方向分辨率： {dpiX} DPI");
        Console.WriteLine($"屏幕Y方向分辨率： {dpiY} DPI");

        // 使用屏幕分辨率縮放比例進(jìn)行相關(guān)操作
        // ...
    }
}

using System;
using System.Windows.Forms;

class Program
{
    static void Main()
    {
        // 獲取屏幕對(duì)象
        Screen screen = Screen.PrimaryScreen;

        // 獲取屏幕的Dpi縮放比例
        double dpiX = screen.DpiX;
        double dpiY = screen.DpiY;

        // 打印Dpi縮放比例
        Console.WriteLine($"屏幕X方向Dpi縮放比例： {dpiX}");
        Console.WriteLine($"屏幕Y方向Dpi縮放比例： {dpiY}");

        // 使用Dpi值進(jìn)行界面適配
        // ...
    }
}

using System;
using System.Windows;

class Program
{
    static void Main()
    {
        // 創(chuàng)建一個(gè)MediaContext
        MediaContext mediaContext = new MediaContext();

        // 獲取屏幕Dpi縮放比例
        double dpiX = mediaContext.Dpi.X;
        double dpiY = mediaContext.Dpi.Y;

        // 打印Dpi縮放比例
        Console.WriteLine($"屏幕X方向Dpi縮放比例： {dpiX}");
        Console.WriteLine($"屏幕Y方向Dpi縮放比例： {dpiY}");

        // 使用Dpi值進(jìn)行界面適配
        // ...
    }
}