MoveBufferArea()

static unsafe void System.ConsolePal.MoveBufferArea ( int sourceLeft, int sourceTop, int sourceWidth, int sourceHeight, int targetLeft, int targetTop, char sourceChar, ConsoleColor sourceForeColor, ConsoleColor sourceBackColor )

inlinestatic

Definition at line 716 of file ConsolePal.cs.

    {
        if (sourceForeColor < ConsoleColor.Black || sourceForeColor > ConsoleColor.White)
        {
            throw new ArgumentException(System.SR.Arg_InvalidConsoleColor, "sourceForeColor");
        }
        if (sourceBackColor < ConsoleColor.Black || sourceBackColor > ConsoleColor.White)
        {
            throw new ArgumentException(System.SR.Arg_InvalidConsoleColor, "sourceBackColor");
        }
        global::Interop.Kernel32.COORD dwSize = GetBufferInfo().dwSize;
        if (sourceLeft < 0 || sourceLeft > dwSize.X)
        {
            throw new ArgumentOutOfRangeException("sourceLeft", sourceLeft, System.SR.ArgumentOutOfRange_ConsoleBufferBoundaries);
        }
        if (sourceTop < 0 || sourceTop > dwSize.Y)
        {
            throw new ArgumentOutOfRangeException("sourceTop", sourceTop, System.SR.ArgumentOutOfRange_ConsoleBufferBoundaries);
        }
        if (sourceWidth < 0 || sourceWidth > dwSize.X - sourceLeft)
        {
            throw new ArgumentOutOfRangeException("sourceWidth", sourceWidth, System.SR.ArgumentOutOfRange_ConsoleBufferBoundaries);
        }
        if (sourceHeight < 0 || sourceTop > dwSize.Y - sourceHeight)
        {
            throw new ArgumentOutOfRangeException("sourceHeight", sourceHeight, System.SR.ArgumentOutOfRange_ConsoleBufferBoundaries);
        }
        if (targetLeft < 0 || targetLeft > dwSize.X)
        {
            throw new ArgumentOutOfRangeException("targetLeft", targetLeft, System.SR.ArgumentOutOfRange_ConsoleBufferBoundaries);
        }
        if (targetTop < 0 || targetTop > dwSize.Y)
        {
            throw new ArgumentOutOfRangeException("targetTop", targetTop, System.SR.ArgumentOutOfRange_ConsoleBufferBoundaries);
        }
        if (sourceWidth == 0 || sourceHeight == 0)
        {
            return;
        }
        global::Interop.Kernel32.CHAR_INFO[] array = new global::Interop.Kernel32.CHAR_INFO[sourceWidth * sourceHeight];
        dwSize.X = (short)sourceWidth;
        dwSize.Y = (short)sourceHeight;
        global::Interop.Kernel32.COORD bufferCoord = default(global::Interop.Kernel32.COORD);
        global::Interop.Kernel32.SMALL_RECT readRegion = default(global::Interop.Kernel32.SMALL_RECT);
        readRegion.Left = (short)sourceLeft;
        readRegion.Right = (short)(sourceLeft + sourceWidth - 1);
        readRegion.Top = (short)sourceTop;
        readRegion.Bottom = (short)(sourceTop + sourceHeight - 1);
        bool flag;
        fixed (global::Interop.Kernel32.CHAR_INFO* pBuffer = array)
        {
            flag = global::Interop.Kernel32.ReadConsoleOutput(OutputHandle, pBuffer, dwSize, bufferCoord, ref readRegion);
        }
        if (!flag)
        {
            throw System.IO.Win32Marshal.GetExceptionForWin32Error(Marshal.GetLastPInvokeError());
        }
        global::Interop.Kernel32.COORD cOORD = default(global::Interop.Kernel32.COORD);
        cOORD.X = (short)sourceLeft;
        global::Interop.Kernel32.Color color = ConsoleColorToColorAttribute(sourceBackColor, isBackground: true);
        color |= ConsoleColorToColorAttribute(sourceForeColor, isBackground: false);
        short wColorAttribute = (short)color;
        for (int i = sourceTop; i < sourceTop + sourceHeight; i++)
        {
            cOORD.Y = (short)i;
            if (!global::Interop.Kernel32.FillConsoleOutputCharacter(OutputHandle, sourceChar, sourceWidth, cOORD, out var pNumCharsWritten))
            {
                throw System.IO.Win32Marshal.GetExceptionForWin32Error(Marshal.GetLastPInvokeError());
            }
            if (!global::Interop.Kernel32.FillConsoleOutputAttribute(OutputHandle, wColorAttribute, sourceWidth, cOORD, out pNumCharsWritten))
            {
                throw System.IO.Win32Marshal.GetExceptionForWin32Error(Marshal.GetLastPInvokeError());
            }
        }
        global::Interop.Kernel32.SMALL_RECT writeRegion = default(global::Interop.Kernel32.SMALL_RECT);
        writeRegion.Left = (short)targetLeft;
        writeRegion.Right = (short)(targetLeft + sourceWidth);
        writeRegion.Top = (short)targetTop;
        writeRegion.Bottom = (short)(targetTop + sourceHeight);
        fixed (global::Interop.Kernel32.CHAR_INFO* buffer = array)
        {
            global::Interop.Kernel32.WriteConsoleOutput(OutputHandle, buffer, dwSize, bufferCoord, ref writeRegion);
        }
    }

References System.SR.Arg_InvalidConsoleColor, System.SR.ArgumentOutOfRange_ConsoleBufferBoundaries, System.array, System.buffer, System.ConsolePal.ConsoleColorToColorAttribute(), System.ConsolePal.GetBufferInfo(), System.IO.Win32Marshal.GetExceptionForWin32Error(), System.Runtime.InteropServices.Marshal.GetLastPInvokeError(), and System.ConsolePal.OutputHandle.

Referenced by System.Console.MoveBufferArea(), and System.Console.MoveBufferArea().