C# COORD类代码示例

 static extern bool ReadConsoleOutput(
     IntPtr hConsoleOutput,
     [Out] CHAR_INFO[,] lpBuffer,
     COORD dwBufferSize,
     COORD dwBufferCoord,
     ref SMALL_RECT lpReadRegion
     );

 // Constructor.
 public ColorConsole()
 {
     ConsoleInfo = new CONSOLE_SCREEN_BUFFER_INFO();
     ConsoleOutputLocation = new COORD();
     hConsoleHandle = GetStdHandle(STD_OUTPUT_HANDLE);
     GetConsoleScreenBufferInfo(hConsoleHandle, ref ConsoleInfo);
     OriginalColors = ConsoleInfo.wAttributes;
 }

        public static extern bool WriteConsoleOutput(
			IntPtr hConsoleOutput,
			/* This pointer is treated as the origin of a two-dimensional array of CHAR_INFO structures
			whose size is specified by the dwBufferSize parameter.*/
			[MarshalAs(UnmanagedType.LPArray), In] CHAR_INFO[] lpBuffer,
			COORD dwBufferSize,
			COORD dwBufferCoord,
			ref SMALL_RECT lpWriteRegion);

    public static bool InitConsole()
    {
        if (Application.platform != RuntimePlatform.WindowsPlayer)
            return false;

        AllocConsole();
        SetConsoleCtrlHandler(null, true);

        StdOutHandle = GetStdHandle(unchecked((uint)STD_OUTPUT_HANDLE));
        StdInHandle = GetStdHandle(unchecked((uint)STD_INPUT_HANDLE));

        // 允许控制台右键菜单
        uint dwConsoleMode = 0;
        GetConsoleMode(StdInHandle, out dwConsoleMode);
        SetConsoleMode(StdInHandle, ~ENABLE_MOUSE_INPUT & dwConsoleMode);

        // forbid close
        IntPtr hWnd = GetConsoleWindow();
        IntPtr hMenu = GetSystemMenu(hWnd, 0);
        RemoveMenu(hMenu, SC_CLOSE, MF_BYCOMMAND);

        COORD BufferSize = new COORD()
        {
            X = 120,
            Y = 320,
        };

        SMALL_RECT WinRect = new SMALL_RECT()
        {
            Left = 0,
            Top = 0,
            Right = (short)(BufferSize.X - 1),
            Bottom = 30,
        };

        IntPtr pBuffer = Marshal.AllocHGlobal(Marshal.SizeOf(BufferSize));
        Marshal.StructureToPtr(BufferSize, pBuffer, false);
        Debug.Log(SetConsoleScreenBufferSize(StdOutHandle, pBuffer));
        Marshal.FreeHGlobal(pBuffer);

        IntPtr pWinRect = Marshal.AllocHGlobal(Marshal.SizeOf(WinRect));
        Marshal.StructureToPtr(WinRect, pWinRect, false);
        Debug.Log(SetConsoleWindowInfo(StdOutHandle, true, pWinRect));
        Marshal.FreeHGlobal(pWinRect);

        ConsoleAlive = true;

        Thread th = new Thread(new ThreadStart(WorkingThread));
        th.Start();

        return true;
    }

        public static IEnumerable<string> ReadFromBuffer(short x, short y, short width, short height)
        {
            IntPtr buffer = Marshal.AllocHGlobal(width * height * Marshal.SizeOf(typeof(CHAR_INFO)));
            if (buffer == null)
                throw new OutOfMemoryException();

            try
            {
                COORD coord = new COORD();
                SMALL_RECT rc = new SMALL_RECT();
                rc.Left = x;
                rc.Top = y;
                rc.Right = (short)(x + width - 1);
                rc.Bottom = (short)(y + height - 1);

                COORD size = new COORD();
                size.X = width;
                size.Y = height;

                const int STD_OUTPUT_HANDLE = -11;
                if (!ReadConsoleOutput(GetStdHandle(STD_OUTPUT_HANDLE), buffer, size, coord, ref rc))
                {
                    // 'Not enough storage is available to process this command' may be raised for buffer size > 64K (see ReadConsoleOutput doc.)
                    throw new Win32Exception(Marshal.GetLastWin32Error());
                }

                IntPtr ptr = buffer;
                for (int h = 0; h < height; h++)
                {
                    StringBuilder sb = new StringBuilder();
                    for (int w = 0; w < width; w++)
                    {
                        CHAR_INFO ci = (CHAR_INFO)Marshal.PtrToStructure(ptr, typeof(CHAR_INFO));
                        char[] chars = Console.OutputEncoding.GetChars(ci.charData);
                        sb.Append(chars[0]);
                        ptr += Marshal.SizeOf(typeof(CHAR_INFO));
                    }
                    yield return sb.ToString();
                }
            }
            finally
            {
                Marshal.FreeHGlobal(buffer);
            }
        }

        public string readvalue(ref System.IntPtr ptr, short a)
        {
            SMALL_RECT srctReadRect = new SMALL_RECT
            {
                Top = 0,
                Left = 0,
                Bottom = 1,
                Right = 80
            };
            CHAR_INFO[,] chiBuffer = new CHAR_INFO[2, 80]; // [2][80];10 lines,  with 50 characters

            COORD coordBufSize = new COORD
            {
                X = 80,
                Y = 2
            };
            COORD coordBufCoord = new COORD
            {
                X = 0,
                Y = 0
            };

            bool fSuccess;
            int i = 0;
            int j = 0;
            string chartostring = "start";
            string previousstring = "";

            short g = a;
            short h = (short)(g + 1);

            srctReadRect.Top = g;
            srctReadRect.Bottom = h;
            int count = 0;

            //System.Console.WriteLine(g + "." + h);
            while (count < 1)//Hunting:if it find 1 empty rows with text then it will stop reading
            {
                previousstring = chartostring;
                srctReadRect.Top = g;
                srctReadRect.Bottom = h;

                fSuccess = ReadConsoleOutput(ptr, chiBuffer, coordBufSize, coordBufCoord, ref srctReadRect);

                i = 0;
                j = 0;
                chartostring = "";
                while (j < coordBufSize.Y)
                {
                    while (i < coordBufSize.X)
                    {
                        if (chiBuffer[j, i].UnicodeChar != 0 && chiBuffer[j, i].UnicodeChar != 32)
                            chartostring += chiBuffer[j, i].UnicodeChar;
                        i++;
                    }
                    i = 0;
                    j++;
                }

                if (chartostring.Length == 0)//The character length is zero, reverse the top of the source rect
                {
                    count++;
                }
                else
                {
                    count = 0;
                }
                g += 1;
                h += 1;
            }
            return previousstring;
        }

 internal static extern bool SetConsoleScreenBufferSize(IntPtr hConsoleOutput, COORD size);

 public static extern bool SetConsoleCursorPosition(
     IntPtr hConsoleOutput,
    COORD dwCursorPosition
     );

        private int ConvertLineAndColumnToOffset(COORD coord)
        {
            int offset;
            int x = _initialX;
            int y = _initialY + Options.ExtraPromptLineCount;

            int bufferWidth = _console.BufferWidth;
            var continuationPromptLength = Options.ContinuationPrompt.Length;
            for (offset = 0; offset < _buffer.Length; offset++)
            {
                // If we are on the correct line, return when we find
                // the correct column
                if (coord.Y == y && coord.X <= x)
                {
                    return offset;
                }
                char c = _buffer[offset];
                if (c == '\n')
                {
                    // If we are about to move off of the correct line,
                    // the line was shorter than the column we wanted so return.
                    if (coord.Y == y)
                    {
                        return offset;
                    }
                    y += 1;
                    x = continuationPromptLength;
                }
                else
                {
                    int size = LengthInBufferCells(c);
                    x += size;
                    // Wrap?  No prompt when wrapping
                    if (x >= bufferWidth)
                    {
                        int offsize = x - bufferWidth;
                        if (offsize % size == 0)
                        {
                            x -= bufferWidth;
                        }
                        else
                        {
                            x = size;
                        }
                        y += 1;
                    }
                }
            }

            // Return -1 if y is out of range, otherwise the last line was shorter
            // than we wanted, but still in range so just return the last offset.
            return (coord.Y == y) ? offset : -1;
        }

 internal static unsafe extern bool WriteConsoleOutput(IntPtr hConsoleOutput, CHAR_INFO* buffer, COORD bufferSize, COORD bufferCoord, ref SMALL_RECT writeRegion);

	private static extern int FillConsoleOutputCharacter(int hConsoleOutput, byte cCharacter, int nLength, COORD dwWriteCoord, ref int lpNumberOfCharsWritten);

 public static extern bool ReadConsoleOutputAttribute(
     IntPtr hConsoleOutput,
     [Out] ushort[] lpAttribute,
     uint nLength,
     COORD dwReadCoord,
     out uint lpNumberOfAttrsRead
     );

 internal static extern bool SetConsoleCursorPosition(IntPtr hConsoleOutput, 
     COORD cursorPosition);

 public static extern bool WriteConsoleOutputAttribute(
     IntPtr hConsoleOutput,
     ushort[] lpAttribute,
     uint nLength,
     COORD dwWriteCoord,
     out uint lpNumberOfAttrsWritten
     );

 public static extern bool WriteConsoleOutputCharacter(
     IntPtr hConsoleOutput,
     string lpCharacter,
     uint nLength,
     COORD dwWriteCoord,
     out uint lpNumberOfCharsWritten
     );