/// <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());
}
}
