/// <summary>
/// Sets the screen buffer window size.
/// </summary>
/// <param name="width">Desired window width in character columns.</param>
/// <param name="height">Desired window height in character rows.</param>
public void SetWindowSize(int width, int height)
{
SmallRect sr = GetWindowRect();
sr.Width = (short)width;
sr.Height = (short)height;
SetWindowRect(sr, true);
}
private void SetWindowRect(SmallRect sr, bool bAbsolute)
{
if (disposed)
{
throw new ObjectDisposedException(this.ToString());
}
if (!WinCon.SetConsoleWindowInfo(handle, bAbsolute, sr))
{
int err = Marshal.GetLastWin32Error();
throw new ApplicationException(String.Format("Unable to set window rect: {0}", err));
}
}
/// <summary>
/// Sets the position of the window within the screen buffer.
/// </summary>
/// <param name="left">Column position of the top-left corner of the screen buffer window.</param>
/// <param name="top">Row position of the top-left corner of the screen buffer window.</param>
public void SetWindowPosition(int left, int top)
{
SmallRect sr = GetWindowRect();
int width = sr.Width;
int height = sr.Height;
sr.left = (short)left;
sr.top = (short)top;
sr.Width = (short)width;
sr.Height = (short)height;
SetWindowRect(sr, true);
}
/// <summary>
/// Writes character and attribute information to a rectangular portion of the screen buffer.
/// </summary>
/// <param name="buff">The array that contains characters and attributes to be written.</param>
/// <param name="buffX">Column position of the first character to be written from the array.</param>
/// <param name="buffY">Row position of the first character to be written from the array.</param>
/// <param name="left">Column position of the top-left corner of the screen buffer area where characters are to be written.</param>
/// <param name="top">Row position of the top-left corner of the screen buffer area where characters are to be written.</param>
/// <param name="right">Column position of the bottom-right corner of the screen buffer area where characters are to be written.</param>
/// <param name="bottom">Row position of the bottom-right corner of the screen buffer area where characters are to be written.</param>
public void WriteBlock(ConsoleCharInfo[,] buff, int buffX, int buffY, int left, int top, int right, int bottom)
{
if (disposed)
{
throw new ObjectDisposedException(this.ToString());
}
Coord bufferSize = new Coord((short)buff.GetLength(1), (short)buff.GetLength(0));
Coord bufferPos = new Coord((short)buffX, (short)buffY);
SmallRect writeRegion = new SmallRect((short)left, (short)top, (short)right, (short)bottom);
if (!WinCon.WriteConsoleOutput(handle, buff, bufferSize, bufferPos, writeRegion))
{
throw new IOException("Write error.", Marshal.GetLastWin32Error());
}
}
/// <summary>
/// Copies a specified source area of the screen buffer to a specified destination area.
/// Vacated character cells are filled with the specified character and color attributes.
/// </summary>
/// <param name="sourceLeft">Column position of the source area's top-left corner.</param>
/// <param name="sourceTop">Row position of the source arean't top-left corner.</param>
/// <param name="sourceWidth">Width, in character columns, of the source area.</param>
/// <param name="sourceHeight">Height, in character rows, of the source area.</param>
/// <param name="targetLeft">Column position of the target's top-left corner.</param>
/// <param name="targetTop">Row position of the target's top-left corner.</param>
/// <param name="sourceChar">Character with which to fill vacated character positions.</param>
/// <param name="sourceForeColor">Foreground color to use for filling.</param>
/// <param name="sourceBackColor">Background color to use for filling.</param>
public void MoveBufferArea(
int sourceLeft,
int sourceTop,
int sourceWidth,
int sourceHeight,
int targetLeft,
int targetTop,
char sourceChar,
ConsoleColor sourceForeColor,
ConsoleColor sourceBackColor
)
{
SmallRect sourceRect = new SmallRect((short)sourceLeft, (short)sourceTop,
(short)(sourceLeft + sourceWidth - 1), (short)(sourceTop + sourceHeight - 1));
Coord dest = new Coord((short)targetLeft, (short)targetTop);
ConsoleCharInfo cci = new ConsoleCharInfo(sourceChar, new ConsoleCharAttribute(sourceForeColor, sourceBackColor));
if (!WinCon.ScrollConsoleScreenBuffer(handle, sourceRect, null, dest, ref cci))
{
throw new IOException("Error scrolling screen buffer", Marshal.GetLastWin32Error());
}
}
public static extern bool WriteConsoleOutput(
IntPtr hConsoleOutput,
[In][MarshalAs(UnmanagedType.LPArray, SizeParamIndex = 2)] ConsoleCharInfo[,] lpBuffer,
Coord dwBufferSize,
Coord dwBufferCoord,
[In, Out][MarshalAs(UnmanagedType.LPStruct)] SmallRect lpWriteRegion);
public static extern bool SetConsoleWindowInfo(
IntPtr hConsoleOutput,
bool bAbsolute,
[In][MarshalAs(UnmanagedType.LPStruct)] SmallRect lpConsoleWindow);
public static extern bool ScrollConsoleScreenBuffer(
IntPtr hConsoleOutput,
[In][MarshalAs(UnmanagedType.LPStruct)] SmallRect lpScrollRectangle,
[In][MarshalAs(UnmanagedType.LPStruct)] SmallRect lpClipRectangle,
Coord dwDestinationOrigin,
ref ConsoleCharInfo lpFill);
