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index.html
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<!DOCTYPE html>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
<title>ASCIIMath 在线编辑器</title>
<style type="text/css" media="screen">
.cls{
clear:both;
}
#tools li{
font-size:2em;
list-style-type:none;
float:left;
margin-right:20px;
}
#tools .short{
font-size:0.6em;
}
#container{
position: relative;
width:100%;
clear:both;
height:500px;
margin:30px 0 0 0;
}
#editor {
float:left;
width:50%;
height:100%;
}
#display {
float:left;
width:50%;
height:100%;
font-size:1.5em;
}
</style>
</head>
<body>
<div id='tools'>
<h2>括号内字符为快捷键，比如Shift+A表示Ctrl+Shift+A即可快速输入 α，D表示用Ctrl+D快速输入δ。也可点击字符插入。</h2>
<div>
<h3>常用字符: </h3>
<ul id='letters'>
<!-- <li>`alpha`<span class='short'>(A)</span></li> <li>`beta`<span class='short'>(B)</span></li> <li>`chi`<span class='short'>(C)</span></li> <li>`delta`<span class='short'>(D)</span></li>
-->
</ul><div class='cls' /> </div>
<div>
<h3>常用操作符号 </h3>
<ul id='symbols'>
<!-- <li>`sqrtx`<span class='short'>(S)</span></li> <li>`root3x`<span class='short'>(R)</span></li> -->
</ul><div class='cls' /></div>
</div>
<div id='container'>
<h2>在下面编辑，右边可实时显示公式</h2>
<div id="editor">
x = (-b +- sqrt(b^2-4ac))/(2a) .
</div>
<div id='display'>
`x = (-b +- sqrt(b^2-4ac))/(2a) .`
</div>
</div>
<script src="http://cdn.staticfile.org/jquery/1.11.1/jquery.min.js"></script>
<script src="http://cdn.staticfile.org/ace/1.1.3/ace.js" type="text/javascript" charset="utf-8"></script>
<script src="http://cdn.staticfile.org/mathjax/2.4.0/MathJax.js?config=AM_HTMLorMML-full"></script>
<script>
$('#editor').css({'font-size':'16px'} );
var editor = ace.edit("editor");
// editor.setTheme("ace/theme/monokai");
editor.getSession().setMode("ace/mode/latex");
editor.getSession().on('change', function(e) {
//$('#display').html(editor.getValue() );
var math = MathJax.Hub.getAllJax("display")[0];
MathJax.Hub.Queue(["Text",math, editor.getValue()]);
});
var lettersConfig=[['Shift+A', 'alpha'],
['B', 'beta'],
['Shift+C', 'chi'],
['D', 'delta'],
['Shift+D', 'Delta'],
['E', 'epsilon'],
['', 'varepsilon'],
['Shift+E', 'eta'],
['G', 'gamma'],
['Shift+G', 'Gamma'],
['I', 'iota'],
['K', 'kappa'],
['L', 'lambda'],
['Shift+L', 'Lambda'],
['M', 'mu'],
['N', 'nu'],
['O', 'omega'],
['Shift+O', 'Omega'],
['','phi'],
['Shift+V', 'varphi'],
['','Phi'],
['P', 'pi'],
['Shift+P', 'Pi'],
['','psi'],
['','Psi'],
['', 'rho'],
['', 'sigma'],
['Shift+S', 'Sigma'],
['T', 'tau'],
['Shift+T', 'theta'],
['', 'vartheta'],
['','Theta'],
['U', 'upsilon'],
['', 'xi'],
['Shift+X', 'Xi'],
['Z', 'zeta'] ];
var symbolsConfig = [
['S','sqrtx'],
['R','root3x'],
['','int'],
['','oint'],
['','del'],
['','grad'],
['','oo'],
['','aleph'],
['','sum'],
['','prod'],
['','xx'],
['','in'],
['','!in'],
['','sub'],
['','sup'],
['','sube'],
['','supe'],
['','-='],
['','~='],
['','~~'],
['','prop'],
['','hat x'],
['','bar x'],
['','ul x'],['','vec x'],['','dot x'],['','ddot x'],['','AA'],['','EE'],
];
var applyConfig = function(id, config){
$.each(config, function(index,value){
var key = value[0], val = value[1];
var letter = "<li title='"+val+"'>`"+val+"`";
if( key ){
letter += "<span class='short'>("+key+")</span>";
editor.commands.addCommand({
name: 'myCommand'+ key,
bindKey: {win: 'Ctrl+'+key, mac: 'Command+'+key},
exec: function(editor) {
//...
editor.insert(val);
},
readOnly: true // false if this command should not apply in readOnly mode
});
}
letter += "</li>";
$(id).append(letter);
});
}
applyConfig('#letters',lettersConfig);
applyConfig('#symbols',symbolsConfig);
setTimeout(function(){editor.focus();editor.gotoLine(2,33);}, 1000);
$('#tools ul').on('click','li',function (e) {
editor.insert( $(this).attr('title') );
editor.focus();
})
</script>
</body>
</html>