//Get screenshot on the center of game
public static System.Drawing.Image CaptureWindow(string name, bool followMouse)
{
if (Process.GetProcessesByName(name).Count() == 0)
{
MessageBox.Show($"Looks like you closed {name}...");
Process.GetCurrentProcess().Kill();
}
IntPtr handle = Process.GetProcessesByName(name)[0].MainWindowHandle;
IntPtr hdcSrc = User32.GetWindowDC(handle);
User32.RECT windowRect = new User32.RECT();
User32.GetWindowRect(handle, ref windowRect);
screen_width = windowRect.right - windowRect.left;
screen_height = windowRect.bottom - windowRect.top;
IntPtr hdcDest = GDI32.CreateCompatibleDC(hdcSrc);
IntPtr hBitmap = GDI32.CreateCompatibleBitmap(hdcSrc, size.X, size.Y);
IntPtr hOld = GDI32.SelectObject(hdcDest, hBitmap);
if (followMouse)
{
GDI32.BitBlt(hdcDest, 0, 0, size.X, size.Y, hdcSrc, coordinates.X - size.X / 2, coordinates.Y - size.Y / 2, GDI32.SRCCOPY);
}
else
{
GDI32.BitBlt(hdcDest, 0, 0, size.X, size.Y, hdcSrc, screen_width / 2 - size.X / 2, screen_height / 2 - size.Y / 2, GDI32.SRCCOPY);
}
GDI32.SelectObject(hdcDest, hOld);
GDI32.DeleteDC(hdcDest);
User32.ReleaseDC(handle, hdcSrc);
System.Drawing.Image img = System.Drawing.Image.FromHbitmap(hBitmap);
GDI32.DeleteObject(hBitmap);
return(img);
}
public void Dispose()
{
GDI32.SelectObject(hdcDest, hOld);
GDI32.DeleteDC(hdcDest);
User32.ReleaseDC(phnd, hdcSrc);
GDI32.DeleteObject(hBitmap);
}
