Reorganise.

[irc/quakenet/qwebirc.git] / js / ui / colour.js

function Colourise(line, entity) {\r
  var fg;\r
  var bg;\r
  var underline = false;\r
  var bold = false;\r
\r
  var out = [];\r
  var xline = line.split("");\r
  var element = document.createElement("span");\r
\r
  function isNum(x) {\r
    return x >= '0' && x <= '9';\r
  }\r
\r
  function parseColours(xline, i) {\r
    if(!isNum(xline[i + 1])) {\r
      fg = undefined;\r
      bg = undefined;\r
      return i;\r
    }\r
    i++;\r
    if(isNum(xline[i + 1])) {\r
      fg = parseInt(xline[i] + xline[i + 1]);\r
      i++;\r
    } else {\r
      fg = parseInt(xline[i]);\r
    }\r
    if(xline[i + 1] != ",")\r
      return i;\r
    if(!isNum(xline[i + 2]))\r
      return i;\r
    i+=2;\r
    \r
    if(isNum(xline[i + 1])) {\r
      bg = parseInt(xline[i] + xline[i + 1]);\r
      i++;\r
    } else {\r
      bg = parseInt(xline[i]);\r
    }\r
    return i;\r
  }\r
\r
  function emitEndToken() {\r
    if(out.length > 0) {\r
      element.appendChild(document.createTextNode(out.join("")));\r
      entity.appendChild(element);\r
      out = [];\r
    }\r
    element = document.createElement("span");\r
  }  \r
  function emitStartToken() {\r
    classes = []\r
    if(fg != undefined)\r
      classes.push("Xc" + fg);\r
    if(bg != undefined)\r
      classes.push("Xbc" + bg);\r
    if(bold)\r
      classes.push("Xb");\r
    if(underline)\r
      classes.push("Xu");\r
    element.className = classes.join(" ");\r
  }\r
  \r
  for(i=0;i<xline.length;i++) {\r
    var lc = xline[i];\r
    if(lc == "\x02") {\r
      emitEndToken();\r
\r
      bold = !bold;\r
      \r
      emitStartToken();\r
    } else if(lc == "\x1F") {\r
      emitEndToken();\r
\r
      underline = !underline;\r
      \r
      emitStartToken();\r
    } else if(lc == "\x0F") {\r
      emitEndToken();\r
      \r
      fg = undefined;\r
      bg = undefined;\r
      underline = false;\r
      bold = false;\r
    } else if(lc == "\x03") {\r
      emitEndToken();\r
      \r
      i = parseColours(xline, i);\r
      if(bg > 15)\r
        bg = undefined;\r
      if(fg > 15)\r
        fg = undefined;\r
        \r
      emitStartToken();\r
    } else {\r
      out.push(lc);\r
    }\r
  }\r
  \r
  emitEndToken();\r
}