mirror of
https://github.com/Hofknecht/SystemTrayMenu.git
synced 2024-09-30 00:56:47 +13:00
36 lines
1 KiB
C#
36 lines
1 KiB
C#
// <copyright file="Scaling.cs" company="PlaceholderCompany">
|
|
// Copyright (c) PlaceholderCompany. All rights reserved.
|
|
// </copyright>
|
|
|
|
namespace SystemTrayMenu.Utilities
|
|
{
|
|
using System;
|
|
using System.Drawing;
|
|
|
|
internal static class Scaling
|
|
{
|
|
private enum DeviceCap
|
|
{
|
|
VERTRES = 10,
|
|
DESKTOPVERTRES = 117,
|
|
}
|
|
|
|
public static float Factor { get; private set; } = 1;
|
|
|
|
internal static void Initialize()
|
|
{
|
|
CalculateScalingFactor();
|
|
}
|
|
|
|
private static void CalculateScalingFactor()
|
|
{
|
|
Graphics g = Graphics.FromHwnd(IntPtr.Zero);
|
|
IntPtr desktop = g.GetHdc();
|
|
int logicalScreenHeight = DllImports.NativeMethods.Gdi32GetDeviceCaps(
|
|
desktop, (int)DeviceCap.VERTRES);
|
|
int physicalScreenHeight = DllImports.NativeMethods.Gdi32GetDeviceCaps(
|
|
desktop, (int)DeviceCap.DESKTOPVERTRES);
|
|
Factor = physicalScreenHeight / (float)logicalScreenHeight;
|
|
}
|
|
}
|
|
}
|