private void AppendText(string text, OutputEntryKind kind, InteractiveWindowColor color)
{
var newProps = new OutputEntryProperties(kind, color);
if (_outputEntries.Count == 0 || _outputEntries[_outputEntries.Count - 1].Properties != newProps)
{
_outputEntries.Add(new OutputEntry(newProps));
}
var buffer = _outputEntries[_outputEntries.Count - 1].Buffer;
buffer.Append(text);
}
public OutputEntryProperties(OutputEntryKind kind, ConsoleColor color) {
Kind = kind;
Color = color;
}
private void AppendText(string text, OutputEntryKind kind, ConsoleColor color) {
var newProps = new OutputEntryProperties(kind, color);
if (_outputEntries.Count == 0 || _outputEntries[_outputEntries.Count - 1].Properties != newProps) {
_outputEntries.Add(new OutputEntry(newProps));
}
var buffer = _outputEntries[_outputEntries.Count - 1].Buffer;
buffer.Append(text);
}
private void AppendEscapedText(string text, bool isError, int escape)
{
OutputEntryKind kind = isError ? OutputEntryKind.StdErr : OutputEntryKind.StdOut;
InteractiveWindowColor color = isError ? _errColor : _outColor;
// http://en.wikipedia.org/wiki/ANSI_escape_code
// process any ansi color sequences...
int start = 0;
List <int> codes = new List <int>();
do
{
if (escape != start)
{
// add unescaped text
AppendText(text.Substring(start, escape - start), kind, color);
}
// process the escape sequence
if (escape < text.Length - 1 && text[escape + 1] == '[')
{
// We have the Control Sequence Introducer (CSI) - ESC [
codes.Clear();
int?value = 0;
for (int i = escape + 2; i < text.Length; i++)
{ // skip esc + [
if (text[i] >= '0' && text[i] <= '9')
{
// continue parsing the integer...
if (value == null)
{
value = 0;
}
value = 10 * value.Value + (text[i] - '0');
}
else if (text[i] == ';')
{
if (value != null)
{
codes.Add(value.Value);
value = null;
}
else
{
// CSI ; - invalid or CSI ### ;;, both invalid
break;
}
}
else if (text[i] == 'm')
{
if (value != null)
{
codes.Add(value.Value);
}
// parsed a valid code
start = i + 1;
if (codes.Count == 0)
{
// reset
color = isError ? _errColor : _outColor;
}
else
{
for (int j = 0; j < codes.Count; j++)
{
switch (codes[j])
{
case 0: color = InteractiveWindowColor.White; break;
case 1: // bright/bold
color |= InteractiveWindowColor.DarkGray;
break;
case 2: // faint
case 3: // italic
case 4: // single underline
break;
case 5: // blink slow
case 6: // blink fast
break;
case 7: // negative
case 8: // conceal
case 9: // crossed out
case 10: // primary font
case 11: // 11-19, n-th alternate font
break;
case 21: // bright/bold off
case 22: // normal intensity
color &= ~InteractiveWindowColor.DarkGray;
break;
case 24: // underline off
break;
case 25: // blink off
break;
case 27: // image - postive
case 28: // reveal
case 29: // not crossed out
case 30: color = InteractiveWindowColor.Black | (color & InteractiveWindowColor.DarkGray); break;
case 31: color = InteractiveWindowColor.DarkRed | (color & InteractiveWindowColor.DarkGray); break;
case 32: color = InteractiveWindowColor.DarkGreen | (color & InteractiveWindowColor.DarkGray); break;
case 33: color = InteractiveWindowColor.DarkYellow | (color & InteractiveWindowColor.DarkGray); break;
case 34: color = InteractiveWindowColor.DarkBlue | (color & InteractiveWindowColor.DarkGray); break;
case 35: color = InteractiveWindowColor.DarkMagenta | (color & InteractiveWindowColor.DarkGray); break;
case 36: color = InteractiveWindowColor.DarkCyan | (color & InteractiveWindowColor.DarkGray); break;
case 37: color = InteractiveWindowColor.Gray | (color & InteractiveWindowColor.DarkGray); break;
case 38: // xterm 286 background color
case 39: // default text color
color = _outColor;
break;
case 40: // background colors
case 41:
case 42:
case 43:
case 44:
case 45:
case 46:
case 47: break;
case 90: color = InteractiveWindowColor.DarkGray; break;
case 91: color = InteractiveWindowColor.Red; break;
case 92: color = InteractiveWindowColor.Green; break;
case 93: color = InteractiveWindowColor.Yellow; break;
case 94: color = InteractiveWindowColor.Blue; break;
case 95: color = InteractiveWindowColor.Magenta; break;
case 96: color = InteractiveWindowColor.Cyan; break;
case 97: color = InteractiveWindowColor.White; break;
}
}
}
break;
}
else
{
// unknown char, invalid escape
break;
}
}
escape = text.IndexOf('\x1b', escape + 1);
}// else not an escape sequence, process as text
} while (escape != -1);
if (start != text.Length)
{
AppendText(text.Substring(start), kind, color);
}
}
public OutputEntryProperties(OutputEntryKind kind, InteractiveWindowColor color)
{
Kind = kind;
Color = color;
}
public OutputEntryProperties(OutputEntryKind kind, ConsoleColor color)
{
Kind = kind;
Color = color;
}