46 lines
1.3 KiB
C#
46 lines
1.3 KiB
C#
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using Ryujinx.Common.Logging;
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using System;
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using System.Drawing;
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using System.Runtime.InteropServices;
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namespace Ryujinx.Common.System
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{
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public static class ForceDpiAware
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{
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[DllImport("user32.dll")]
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private static extern bool SetProcessDPIAware();
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private static readonly double _standardDpiScale = 96.0;
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private static readonly double _maxScaleFactor = 1.25;
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/// <summary>
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/// Marks the application as DPI-Aware when running on the Windows operating system.
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/// </summary>
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public static void Windows()
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{
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// Make process DPI aware for proper window sizing on high-res screens.
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if (RuntimeInformation.IsOSPlatform(OSPlatform.Windows) && Environment.OSVersion.Version.Major >= 6)
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{
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SetProcessDPIAware();
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}
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}
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public static double GetWindowScaleFactor()
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{
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double userDpiScale;
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try
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{
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userDpiScale = Graphics.FromHwnd(IntPtr.Zero).DpiX;
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}
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catch (Exception e)
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{
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Logger.Warning?.Print(LogClass.Application, $"Couldn't determine monitor DPI: {e.Message}");
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userDpiScale = 96.0;
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}
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return Math.Min(userDpiScale / _standardDpiScale, _maxScaleFactor);
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}
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}
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}
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