/// <summary>
/// Sets the current attribute (foreground and background colors) to be used when
/// writing characters.
/// </summary>
/// <param name="attr">The desired output attribute.</param>
public void SetTextAttribute(ConsoleCharAttribute attr)
{
if (!WinCon.SetConsoleTextAttribute(handle, attr))
{
throw new ApplicationException("Unable to set text attribute");
}
}
/// <summary>
/// Fills character attributes at a given cursor position.
/// </summary>
/// <param name="fgColor">The foreground color to use in the fill.</param>
/// <param name="bgColor">The background color to use in the fill.</param>
/// <param name="numAttrs">The number of character cells to be filled with the attribute.</param>
/// <param name="x">The column position where the fill operation is to start.</param>
/// <param name="y">The row position where the fill operation is to start.</param>
/// <returns>The number of character cells in which the attribute was written.</returns>
public int FillAttributeXY(ConsoleColor fgColor, ConsoleColor bgColor, int numAttrs, int x, int y)
{
Coord pos = new Coord((short)x, (short)y);
ConsoleCharAttribute attr = new ConsoleCharAttribute(fgColor, bgColor);
int attrsWritten = 0;
if (!WinCon.FillConsoleOutputAttribute(handle, attr, numAttrs, pos, ref attrsWritten))
{
throw new ApplicationException("Error writing attributes");
}
return(attrsWritten);
}
/// <summary>
/// Reads character attributes from the screen buffer, starting at the given position.
/// </summary>
/// <param name="nattrs">Number of attributes to read.</param>
/// <param name="x">Column position of the first attribute to read.</param>
/// <param name="y">Row position of the first attribute to read.</param>
/// <returns>An array containing the attributes read from the screen buffer.</returns>
public ConsoleCharAttribute[] ReadAtrributesXY(int nColors, int x, int y)
{
if (disposed)
{
throw new ObjectDisposedException(this.ToString());
}
ConsoleCharAttribute[] buff = new ConsoleCharAttribute[nColors];
int colorsRead = 0;
if (!WinCon.ReadConsoleOutputAttribute(handle, buff, nColors,
new Coord((short)x, (short)y), ref colorsRead))
{
throw new System.IO.IOException("Read error", Marshal.GetLastWin32Error());
}
if (colorsRead < nColors)
{
ConsoleCharAttribute[] newBuff = new ConsoleCharAttribute[colorsRead];
Array.Copy(buff, newBuff, colorsRead);
return(newBuff);
}
return(buff);
}
/// <summary>
/// Resets foreground and background colors to their defaults.
/// </summary>
public void ResetColor()
{
ConsoleCharAttribute attr = new ConsoleCharAttribute(ConsoleColor.Gray, ConsoleColor.Black);
SetTextAttribute(attr);
}
/// <summary>
/// Writes character attributes to the screen buffer at the given cursor position.
/// </summary>
/// <param name="attrs">An array of attributes to be written to the screen buffer.</param>
/// <param name="nattrs">The number of attributes to be written.</param>
/// <param name="x">Column position in which to write the first attribute.</param>
/// <param name="y">Row position in which to write the first attribute.</param>
/// <returns>Returns the number of attributes written.</returns>
public int WriteAttributesXY(ConsoleCharAttribute[] attrs, int nattrs, int x, int y)
{
if (disposed)
{
throw new ObjectDisposedException(this.ToString());
}
if (nattrs > attrs.Length)
{
throw new ArgumentException("nattrs cannot be larger than the array length");
}
int attrsWritten = 0;
Coord writePos = new Coord((short)x, (short)y);
if (!WinCon.WriteConsoleOutputAttribute(handle, attrs, attrs.Length, writePos, ref attrsWritten))
{
throw new System.IO.IOException("Write error", Marshal.GetLastWin32Error());
}
return attrsWritten;
}
/// <summary>
/// Sets the current attribute (foreground and background colors) to be used when
/// writing characters.
/// </summary>
/// <param name="attr">The desired output attribute.</param>
public void SetTextAttribute(ConsoleCharAttribute attr)
{
if (!WinCon.SetConsoleTextAttribute(handle, attr))
{
throw new ApplicationException("Unable to set text attribute");
}
}
/// <summary>
/// Resets foreground and background colors to their defaults.
/// </summary>
public void ResetColor()
{
ConsoleCharAttribute attr = new ConsoleCharAttribute(ConsoleColor.Gray, ConsoleColor.Black);
SetTextAttribute(attr);
}
/// <summary>
/// Reads character attributes from the screen buffer, starting at the given position.
/// </summary>
/// <param name="nattrs">Number of attributes to read.</param>
/// <param name="x">Column position of the first attribute to read.</param>
/// <param name="y">Row position of the first attribute to read.</param>
/// <returns>An array containing the attributes read from the screen buffer.</returns>
public ConsoleCharAttribute[] ReadAtrributesXY(int nColors, int x, int y)
{
if (disposed)
{
throw new ObjectDisposedException(this.ToString());
}
ConsoleCharAttribute[] buff = new ConsoleCharAttribute[nColors];
int colorsRead = 0;
if (!WinCon.ReadConsoleOutputAttribute(handle, buff, nColors,
new Coord((short)x, (short)y), ref colorsRead))
{
throw new System.IO.IOException("Read error", Marshal.GetLastWin32Error());
}
if (colorsRead < nColors)
{
ConsoleCharAttribute[] newBuff = new ConsoleCharAttribute[colorsRead];
Array.Copy(buff, newBuff, colorsRead);
return newBuff;
}
return buff;
}
public static extern bool SetConsoleTextAttribute( IntPtr hConsoleOutput, ConsoleCharAttribute attr);
/// <summary>
/// Creates a new instance of the ConsoleCharInfo structure.
/// </summary>
/// <param name="aChar">The ASCII character.</param>
/// <param name="attr">Character attributes.</param>
public ConsoleCharInfo(byte aChar, ConsoleCharAttribute attr)
{
cUnicodeChar = '\x0';
bAsciiChar = aChar;
this.attr = attr;
}
/// <summary>
/// Creates a new instance of the ConsoleCharInfo structure.
/// </summary>
/// <param name="uChar">The Unicode character.</param>
/// <param name="attr">Character attributes.</param>
public ConsoleCharInfo(char uChar, ConsoleCharAttribute attr)
{
bAsciiChar = 0;
cUnicodeChar = uChar;
this.attr = attr;
}
public static extern bool SetConsoleTextAttribute(
IntPtr hConsoleOutput,
ConsoleCharAttribute attr);
public static extern bool FillConsoleOutputAttribute(
IntPtr hConsoleOutput,
ConsoleCharAttribute wAttribute,
int nLength,
Coord dwWriteCoord,
ref int lpNumberOfAttrsWritten);
/// <summary>
/// Creates a new instance of the ConsoleCharInfo structure.
/// </summary>
/// <param name="aChar">The ASCII character.</param>
/// <param name="attr">Character attributes.</param>
public ConsoleCharInfo(byte aChar, ConsoleCharAttribute attr)
{
cUnicodeChar = '\x0';
bAsciiChar = aChar;
this.attr = attr;
}
/// <summary>
/// Creates a new instance of the ConsoleCharInfo structure.
/// </summary>
/// <param name="uChar">The Unicode character.</param>
/// <param name="attr">Character attributes.</param>
public ConsoleCharInfo(char uChar, ConsoleCharAttribute attr)
{
bAsciiChar = 0;
cUnicodeChar = uChar;
this.attr = attr;
}
/// <summary>
/// Fills character attributes at a given cursor position.
/// </summary>
/// <param name="fgColor">The foreground color to use in the fill.</param>
/// <param name="bgColor">The background color to use in the fill.</param>
/// <param name="numAttrs">The number of character cells to be filled with the attribute.</param>
/// <param name="x">The column position where the fill operation is to start.</param>
/// <param name="y">The row position where the fill operation is to start.</param>
/// <returns>The number of character cells in which the attribute was written.</returns>
public int FillAttributeXY(ConsoleColor fgColor, ConsoleColor bgColor, int numAttrs, int x, int y)
{
Coord pos = new Coord((short)x, (short)y);
ConsoleCharAttribute attr = new ConsoleCharAttribute(fgColor, bgColor);
int attrsWritten = 0;
if (!WinCon.FillConsoleOutputAttribute(handle, attr, numAttrs, pos, ref attrsWritten))
{
throw new ApplicationException("Error writing attributes");
}
return attrsWritten;
}
public static extern bool FillConsoleOutputAttribute( IntPtr hConsoleOutput, ConsoleCharAttribute wAttribute, int nLength, Coord dwWriteCoord, ref int lpNumberOfAttrsWritten);
