FurnaceELK/FrameworkLocal/UICore/DxfScript/Converter/DpiHelper.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows;
using System.Windows.Media;

namespace MECF.Framework.UI.Core.DxfScript.Converter
{
    public static class DpiHelper
    {
        //public static (double DpiX, double DpiY) GetDpi(Window window)
        //{
        //    var source = PresentationSource.FromVisual(window);
        //    if (source?.CompositionTarget != null)
        //    {
        //        var transformToDevice = source.CompositionTarget.TransformToDevice;
        //        double dpiX = 96.0 * transformToDevice.M11;
        //        double dpiY = 96.0 * transformToDevice.M22;
        //        return (dpiX, dpiY);
        //    }
        //    return (96.0, 96.0); // Default DPI
        //}

        public static double GetPixelsPerDip(Visual visual)
        {
            var source = PresentationSource.FromVisual(visual);
            if (source?.CompositionTarget != null)
            {
                return source.CompositionTarget.TransformToDevice.M11;
            }
            return 1.0; // Default PixelsPerDip
        }
    }
}