122 lines
3.8 KiB
C#
122 lines
3.8 KiB
C#
using LANCommander.SDK.PowerShell.Models;
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Runtime.InteropServices;
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using System.Text;
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using System.Text.RegularExpressions;
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using System.Threading.Tasks;
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namespace LANCommander.SDK.Helpers
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{
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public class DisplayHelper
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{
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public static DEVMODE GetDeviceMode()
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{
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DEVMODE devMode = new DEVMODE();
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devMode.dmSize = (short)Marshal.SizeOf(typeof(DEVMODE));
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EnumDisplaySettings(null, ENUM_CURRENT_SETTINGS, ref devMode);
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return devMode;
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}
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[DllImport("user32.dll")]
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private static extern bool EnumDisplaySettings(string lpszDeviceName, int iModeNum, ref DEVMODE lpDevMode);
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private const int ENUM_CURRENT_SETTINGS = -1;
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[StructLayout(LayoutKind.Sequential)]
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public struct DEVMODE
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{
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private const int CCHDEVICENAME = 32;
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private const int CCHFORMNAME = 32;
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[MarshalAs(UnmanagedType.ByValTStr, SizeConst = CCHDEVICENAME)]
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public string dmDeviceName;
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public short dmSpecVersion;
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public short dmDriverVersion;
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public short dmSize;
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public short dmDriverExtra;
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public int dmFields;
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public int dmPositionX;
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public int dmPositionY;
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public int dmDisplayOrientation;
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public int dmDisplayFixedOutput;
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public short dmColor;
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public short dmDuplex;
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public short dmYResolution;
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public short dmTTOption;
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public short dmCollate;
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[MarshalAs(UnmanagedType.ByValTStr, SizeConst = CCHFORMNAME)]
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public string dmFormName;
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public short dmLogPixels;
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public int dmBitsPerPel;
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public int dmPelsWidth;
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public int dmPelsHeight;
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public int dmDisplayFlags;
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public int dmNup;
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public int dmDisplayFrequency;
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public int dmICMMethod;
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public int dmICMIntent;
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public int dmMediaType;
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public int dmDitherType;
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public int dmReserved1;
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public int dmReserved2;
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public int dmPanningWidth;
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public int dmPanningHeight;
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}
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public static Screen GetScreen()
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{
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var screen = new Screen();
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var bounds = new Bounds();
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if (RuntimeInformation.IsOSPlatform(OSPlatform.Windows))
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{
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var devMode = GetDeviceMode();
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bounds.Width = devMode.dmPelsWidth;
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bounds.Height = devMode.dmPelsHeight;
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screen.RefreshRate = devMode.dmDisplayFrequency;
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screen.BitsPerPixel = devMode.dmBitsPerPel;
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}
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else if (RuntimeInformation.IsOSPlatform(OSPlatform.Linux))
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{
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var process = new System.Diagnostics.Process();
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process.StartInfo.UseShellExecute = false;
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process.StartInfo.RedirectStandardOutput = true;
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process.StartInfo.FileName = "xrandr";
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process.Start();
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var output = process.StandardOutput.ReadToEnd();
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process.WaitForExit();
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var match = Regex.Match(output, @"^\s+(\d+)x(\d+)\s+(\d+\.?\d+)\*\+$");
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var w = match.Groups[1].Value;
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var h = match.Groups[2].Value;
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var r = match.Groups[3].Value;
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bounds.Width = int.Parse(w);
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bounds.Height = int.Parse(h);
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screen.RefreshRate = (int)float.Parse(r);
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}
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screen.Primary = true;
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screen.Bounds = bounds;
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screen.Width = bounds.Width;
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screen.Height = bounds.Height;
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return screen;
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}
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}
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}
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