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Merge pull request #1161 from styfle/www-demo
Move demo to docs
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,107 @@ | ||
| (function () { | ||
| var $inputElem = document.querySelector('#input'); | ||
| var $outputTypeElem = document.querySelector('#outputType'); | ||
| var $previewElem = document.querySelector('#preview'); | ||
| var $htmlElem = document.querySelector('#html'); | ||
| var $lexerElem = document.querySelector('#lexer'); | ||
| var $syntaxElem = document.querySelector('#syntax'); | ||
| var $pane = document.querySelector('#rightContainer .pane'); | ||
| var inputDirty = true; | ||
| var $activeElem = null; | ||
|
|
||
| if (top.document.location.href.match(/\?blank=1$/)) { | ||
| $inputElem.value = ''; | ||
| } | ||
|
|
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| var handleChange = function () { | ||
| var panes = document.querySelectorAll('#rightContainer .pane'); | ||
| for (var i = 0; i < panes.length; i++) { | ||
| panes[i].style.display = 'none'; | ||
| } | ||
| $activeElem = document.querySelector('#' + $outputTypeElem.value); | ||
| $activeElem.style.display = 'block'; | ||
| }; | ||
|
|
||
| $outputTypeElem.addEventListener('change', handleChange, false); | ||
| handleChange(); | ||
|
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|
|
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| var handleInput = function () { | ||
| inputDirty = true; | ||
| }; | ||
|
|
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| $inputElem.addEventListener('change', handleInput, false); | ||
| $inputElem.addEventListener('keyup', handleInput, false); | ||
| $inputElem.addEventListener('keypress', handleInput, false); | ||
| $inputElem.addEventListener('keydown', handleInput, false); | ||
|
|
||
| var jsonString = function (input) { | ||
| var output = (input + ''). | ||
| replace(/\n/g, '\\n'). | ||
| replace(/\r/g, '\\r'). | ||
| replace(/\t/g, '\\t'). | ||
| replace(/\f/g, '\\f'). | ||
| replace(/[\\"']/g, '\\$&'). | ||
| replace(/\u0000/g, '\\0'); | ||
| return '"' + output + '"'; | ||
| }; | ||
|
|
||
| var getScrollSize = function () { | ||
| var e = $activeElem; | ||
|
|
||
| return e.scrollHeight - e.clientHeight; | ||
| }; | ||
| var getScrollPercent = function () { | ||
| var size = getScrollSize(); | ||
|
|
||
| if (size <= 0) { | ||
| return 1; | ||
| } | ||
|
|
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| return $activeElem.scrollTop / size; | ||
| }; | ||
| var setScrollPercent = function (percent) { | ||
| $activeElem.scrollTop = percent * getScrollSize(); | ||
| }; | ||
|
|
||
| var delayTime = 1; | ||
| var checkForChanges = function () { | ||
| if (inputDirty) { | ||
| inputDirty = false; | ||
| var startTime = new Date(); | ||
|
|
||
| var scrollPercent = getScrollPercent(); | ||
|
|
||
| var lexed = marked.lexer($inputElem.value); | ||
|
|
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| var lexedList = []; | ||
|
|
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| for (var i = 0; i < lexed.length; i ++) { | ||
| var lexedLine = []; | ||
| for (var j in lexed[i]) { | ||
| lexedLine.push(j + ':' + jsonString(lexed[i][j])); | ||
| } | ||
| lexedList.push('{' + lexedLine.join(', ') + '}'); | ||
| } | ||
|
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||
| var parsed = marked.parser(lexed); | ||
|
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| $previewElem.innerHTML = (parsed); | ||
| $htmlElem.value = (parsed); | ||
| $lexerElem.value = (lexedList.join('\n')); | ||
|
|
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| setScrollPercent(scrollPercent); | ||
|
|
||
| var endTime = new Date(); | ||
| delayTime = endTime - startTime; | ||
| if (delayTime < 50) { | ||
| delayTime = 50; | ||
| } else if (delayTime > 500) { | ||
| delayTime = 1000; | ||
| } | ||
| } | ||
| window.setTimeout(checkForChanges, delayTime); | ||
| }; | ||
| checkForChanges(); | ||
| setScrollPercent(0); | ||
| })(); |
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