highlighter.js

自己收集的一些关于CAN协议相关介绍

{var div=this.CreateElement('div');var columns=this.CreateElement('div');var showEvery=10;var i=1;while(i<=150)
{if(i%showEvery==0)
{div.innerHTML+=i;i+=(i+'').length;}
else
{div.innerHTML+='&middot;';i++;}}
columns.className='columns';columns.appendChild(div);this.bar.appendChild(columns);}
for(var i=0,lineIndex=this.firstLine;i<lines.length-1;i++,lineIndex++)
{var li=this.CreateElement('LI');var span=this.CreateElement('SPAN');li.className=(i%2==0)?'alt':'';span.innerHTML=lines[i]+'&nbsp;';li.appendChild(span);this.ol.appendChild(li);}
this.div.innerHTML='';}
dp.sh.Highlighter.prototype.Highlight=function(code)
{function Trim(str)
{return str.replace(/^\s*(.*?)[\s\n]*$/g,'$1');}
function Chop(str)
{return str.replace(/\n*$/,'').replace(/^\n*/,'');}
function Unindent(str)
{var lines=dp.sh.Utils.FixForBlogger(str).split('\n');var indents=new Array();var regex=new RegExp('^\\s*','g');var min=1000;for(var i=0;i<lines.length&&min>0;i++)
{if(Trim(lines[i]).length==0)
continue;var matches=regex.exec(lines[i]);if(matches!=null&&matches.length>0)
min=Math.min(matches[0].length,min);}
if(min>0)
for(var i=0;i<lines.length;i++)
lines[i]=lines[i].substr(min);return lines.join('\n');}
function Copy(string,pos1,pos2)
{return string.substr(pos1,pos2-pos1);}
var pos=0;if(code==null)
code='';this.originalCode=code;this.code=Chop(Unindent(code));this.div=this.CreateElement('DIV');this.bar=this.CreateElement('DIV');this.ol=this.CreateElement('OL');this.matches=new Array();this.div.className='dp-highlighter';this.div.highlighter=this;this.bar.className='bar';this.ol.start=this.firstLine;if(this.CssClass!=null)
this.ol.className=this.CssClass;if(this.collapse)
this.div.className+=' collapsed';if(this.noGutter)
this.div.className+=' nogutter';if(this.tabsToSpaces==true)
this.code=this.ProcessSmartTabs(this.code);this.ProcessRegexList();if(this.matches.length==0)
{this.AddBit(this.code,null);this.SwitchToList();this.div.appendChild(this.bar);this.div.appendChild(this.ol);return;}
this.matches=this.matches.sort(dp.sh.Highlighter.SortCallback);for(var i=0;i<this.matches.length;i++)
if(this.IsInside(this.matches[i]))
this.matches[i]=null;for(var i=0;i<this.matches.length;i++)
{var match=this.matches[i];if(match==null||match.length==0)
continue;this.AddBit(Copy(this.code,pos,match.index),null);this.AddBit(match.value,match.css);pos=match.index+match.length;}
this.AddBit(this.code.substr(pos),null);this.SwitchToList();this.div.appendChild(this.bar);this.div.appendChild(this.ol);}
dp.sh.Highlighter.prototype.GetKeywords=function(str)
{return'\\b'+str.replace(/ /g,'\\b|\\b')+'\\b';}
dp.sh.BloggerMode=function()
{dp.sh.isBloggerMode=true;}
dp.sh.HighlightAll=function(name,showGutter,showControls,collapseAll,firstLine,showColumns)
{function FindValue()
{var a=arguments;for(var i=0;i<a.length;i++)
{if(a[i]==null)
continue;if(typeof(a[i])=='string'&&a[i]!='')
return a[i]+'';if(typeof(a[i])=='object'&&a[i].value!='')
return a[i].value+'';}
return null;}
function IsOptionSet(value,list)
{for(var i=0;i<list.length;i++)
if(list[i]==value)
return true;return false;}
function GetOptionValue(name,list,defaultValue)
{var regex=new RegExp('^'+name+'\\[(\\w+)\\]$','gi');var matches=null;for(var i=0;i<list.length;i++)
if((matches=regex.exec(list[i]))!=null)
return matches[1];return defaultValue;}
function FindTagsByName(list,name,tagName)
{var tags=document.getElementsByTagName(tagName);for(var i=0;i<tags.length;i++)
if(tags[i].getAttribute('name')==name)
list.push(tags[i]);}
var elements=[];var highlighter=null;var registered={};var propertyName='innerHTML';FindTagsByName(elements,name,'pre');FindTagsByName(elements,name,'textarea');if(elements.length==0)
return;for(var brush in dp.sh.Brushes)
{var aliases=dp.sh.Brushes[brush].Aliases;if(aliases==null)
continue;for(var i=0;i<aliases.length;i++)
registered[aliases[i]]=brush;}
for(var i=0;i<elements.length;i++)
{var element=elements[i];var options=FindValue(element.attributes['class'],element.className,element.attributes['language'],element.language);var language='';if(options==null)
continue;options=options.split(':');language=options[0].toLowerCase();if(registered[language]==null)
continue;highlighter=new dp.sh.Brushes[registered[language]]();element.style.display='none';highlighter.noGutter=(showGutter==null)?IsOptionSet('nogutter',options):!showGutter;highlighter.addControls=(showControls==null)?!IsOptionSet('nocontrols',options):showControls;highlighter.collapse=(collapseAll==null)?IsOptionSet('collapse',options):collapseAll;highlighter.showColumns=(showColumns==null)?IsOptionSet('showcolumns',options):showColumns;var headNode=document.getElementsByTagName('head')[0];if(highlighter.Style&&headNode)
{var styleNode=document.createElement('style');styleNode.setAttribute('type','text/css');if(styleNode.styleSheet)
{styleNode.styleSheet.cssText=highlighter.Style;}
else
{var textNode=document.createTextNode(highlighter.Style);styleNode.appendChild(textNode);}
headNode.appendChild(styleNode);}
highlighter.firstLine=(firstLine==null)?parseInt(GetOptionValue('firstline',options,1)):firstLine;highlighter.Highlight(element[propertyName]);highlighter.source=element;element.parentNode.insertBefore(highlighter.div,element);}}