/// <summary>
/// Processes a parser token with type <see cref="TextParserTokenType.Custom"/>.
/// </summary>
private void ProcessCustomCommandToken(TextLayoutCommandStream output,
ref TextParserToken token, ref LayoutState state, ref Int32 index)
{
var commandID = (token.TokenType - TextParserTokenType.Custom);
var commandValue = token.Text.IsEmpty ? default(Int32) : StringSegmentConversion.ParseInt32(token.Text);
output.WriteCustomCommand(new TextLayoutCustomCommand(commandID, commandValue));
state.AdvanceLineToNextCommand();
index++;
}
/// <summary>
/// Parses a <see cref="Color"/> value from the specified string segment.
/// </summary>
private static Color ParseColor(StringSegment text)
{
if (text.Length != 8)
{
throw new FormatException();
}
var a = StringSegmentConversion.ParseHexadecimalInt32(text.Substring(0, 2));
var r = StringSegmentConversion.ParseHexadecimalInt32(text.Substring(2, 2));
var g = StringSegmentConversion.ParseHexadecimalInt32(text.Substring(4, 2));
var b = StringSegmentConversion.ParseHexadecimalInt32(text.Substring(6, 2));
return(new Color(r, g, b, a));
}
