VirtualComputer/VirtualComputerSender/NetFrameBuffer.cs

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5.2 KiB
C#
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2016-03-19 22:36:10 +00:00
using System;
using System.Collections.Generic;
using System.Drawing;
using System.IO;
using System.Linq;
using System.Net;
using System.Net.Sockets;
using System.Runtime.InteropServices;
using System.Text;
using System.Threading.Tasks;
using System.Timers;
using VirtualBox;
namespace VirtualComputerSender //Copyright © NorbiPeti 2015-2016
{
public class NetFrameBuffer : IFramebuffer
{
private IDisplay Display;
private Timer LastFullUpdateTimer;
private UdpClient Client;
public NetFrameBuffer(IDisplay display)
{
//address = Marshal.AllocHGlobal(1440 * 900 * 4);
Display = display;
LastFullUpdateTimer = new Timer();
LastFullUpdateTimer.Interval = 60000;
LastFullUpdateTimer.Elapsed += UpdateScreen;
Client = new UdpClient();
Client.Connect(new IPEndPoint(IPAddress.Loopback, 5896));
LastFullUpdateTimer.Start();
}
private void UpdateScreen(object sender, EventArgs args)
{
Display.InvalidateAndUpdateScreen(0);
}
public IntPtr Address
{
get
{
return IntPtr.Zero;
}
}
public const uint CBitsPerPixel = 32;
public uint BitsPerPixel
{
get
{
return CBitsPerPixel;
}
}
public uint BytesPerLine
{
get
{
return ScreenWidth;
}
}
public uint Height
{
get
{
return ScreenHeight;
}
}
public uint HeightReduction
{
get
{
return 2;
}
}
public IFramebufferOverlay Overlay
{
get
{
return null;
}
}
public BitmapFormat PixelFormat
{
get
{
return BitmapFormat.BitmapFormat_RGBA;
}
}
public uint Width
{
get
{
return ScreenWidth;
}
}
public long WinId
{
get
{
return 0;
}
}
public Array Capabilities
{
get
{
return new FramebufferCapabilities[] { FramebufferCapabilities.FramebufferCapabilities_UpdateImage };
}
}
public uint GetVisibleRegion(ref byte aRectangles, uint aCount)
{
throw new InvalidOperationException("This should not be used.");
}
public void NotifyUpdate(uint aX, uint aY, uint aWidth, uint aHeight)
{
//throw new InvalidOperationException("This should not be used. (Only UpdateImage.)");
}
public void ProcessVHWACommand(ref byte aCommand)
{
}
public void SetVisibleRegion(ref byte aRectangles, uint aCount)
{
}
public int VideoModeSupported(uint aWidth, uint aHeight, uint aBpp)
{
return 1;
}
public const int ScreenWidth = 640;
public const int ScreenHeight = 480;
private Color[,] Screen = new Color[640, 480];
public void NotifyUpdateImage(uint aX, uint aY, uint aWidth, uint aHeight, Array aImage)
{
var img = aImage.Cast<byte>().ToArray();
int x = 0;
//if (aImage.Length > 1152000)
//Form1.Screen.Clear(Color.Black);
//else
//{
//Display.SetSeamlessMode(1);
/*if (aWidth == 800 && aHeight == 600)
Display.SetVideoModeHint(0, 1, 0, 0, 0, NetFrameBuffer.ScreenWidth, NetFrameBuffer.ScreenHeight, NetFrameBuffer.CBitsPerPixel);*/
for (int j = (int)aY; j < aHeight && j < ScreenHeight; j++)
{
for (int i = (int)aX; i < aWidth && i < ScreenWidth; i++)
{
if (x + 4 > aImage.Length)
return;
//Form1.Screen.FillRectangle(new SolidBrush(Color.FromArgb(255, img[x + 2], img[x + 1], img[x])), i, j, 1, 1);
Screen[i, j] = Color.FromArgb(img[x + 2], img[x + 1], img[x]);
x += 4;
}
x += (int)aX * 4;
int add = ((int)(aX + aWidth) - ScreenWidth);
if (add > 0)
x += add * 4;
}
/*var ms = new MemoryStream();
var bw = new BinaryWriter(ms);
bw.Write(Convert.ToInt32(aX));
bw.Write(Convert.ToInt32(aY));
bw.Write(Convert.ToInt32(aWidth));
bw.Write(Convert.ToInt32(aHeight));
bw.Write(img);
bw.Flush();
Client.Send(BitConverter.GetBytes(Convert.ToInt32(ms.Length)), 4);
Client.Send(ms.ToArray(), Convert.ToInt32(ms.Length));
bw.Close();*/
//}
}
public void NotifyChange(uint aScreenId, uint aXOrigin, uint aYOrigin, uint aWidth, uint aHeight)
{
}
public void Notify3DEvent(uint aType, Array aData)
{
}
}
}