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Diffstat (limited to 'www/wiki/extensions/CodeEditor/modules/ace/ext-static_highlight.js')
| -rw-r--r-- | www/wiki/extensions/CodeEditor/modules/ace/ext-static_highlight.js | 161 |
1 files changed, 161 insertions, 0 deletions
diff --git a/www/wiki/extensions/CodeEditor/modules/ace/ext-static_highlight.js b/www/wiki/extensions/CodeEditor/modules/ace/ext-static_highlight.js new file mode 100644 index 00000000..a875f9d7 --- /dev/null +++ b/www/wiki/extensions/CodeEditor/modules/ace/ext-static_highlight.js @@ -0,0 +1,161 @@ +ace.define("ace/ext/static_highlight",["require","exports","module","ace/edit_session","ace/layer/text","ace/config","ace/lib/dom"], function(require, exports, module) { +"use strict"; + +var EditSession = require("../edit_session").EditSession; +var TextLayer = require("../layer/text").Text; +var baseStyles = ".ace_static_highlight {\ +font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', 'Consolas', 'source-code-pro', 'Droid Sans Mono', monospace;\ +font-size: 12px;\ +white-space: pre-wrap\ +}\ +.ace_static_highlight .ace_gutter {\ +width: 2em;\ +text-align: right;\ +padding: 0 3px 0 0;\ +margin-right: 3px;\ +}\ +.ace_static_highlight.ace_show_gutter .ace_line {\ +padding-left: 2.6em;\ +}\ +.ace_static_highlight .ace_line { position: relative; }\ +.ace_static_highlight .ace_gutter-cell {\ +-moz-user-select: -moz-none;\ +-khtml-user-select: none;\ +-webkit-user-select: none;\ +user-select: none;\ +top: 0;\ +bottom: 0;\ +left: 0;\ +position: absolute;\ +}\ +.ace_static_highlight .ace_gutter-cell:before {\ +content: counter(ace_line, decimal);\ +counter-increment: ace_line;\ +}\ +.ace_static_highlight {\ +counter-reset: ace_line;\ +}\ +"; +var config = require("../config"); +var dom = require("../lib/dom"); + +var SimpleTextLayer = function() { + this.config = {}; +}; +SimpleTextLayer.prototype = TextLayer.prototype; + +var highlight = function(el, opts, callback) { + var m = el.className.match(/lang-(\w+)/); + var mode = opts.mode || m && ("ace/mode/" + m[1]); + if (!mode) + return false; + var theme = opts.theme || "ace/theme/textmate"; + + var data = ""; + var nodes = []; + + if (el.firstElementChild) { + var textLen = 0; + for (var i = 0; i < el.childNodes.length; i++) { + var ch = el.childNodes[i]; + if (ch.nodeType == 3) { + textLen += ch.data.length; + data += ch.data; + } else { + nodes.push(textLen, ch); + } + } + } else { + data = dom.getInnerText(el); + if (opts.trim) + data = data.trim(); + } + + highlight.render(data, mode, theme, opts.firstLineNumber, !opts.showGutter, function (highlighted) { + dom.importCssString(highlighted.css, "ace_highlight"); + el.innerHTML = highlighted.html; + var container = el.firstChild.firstChild; + for (var i = 0; i < nodes.length; i += 2) { + var pos = highlighted.session.doc.indexToPosition(nodes[i]); + var node = nodes[i + 1]; + var lineEl = container.children[pos.row]; + lineEl && lineEl.appendChild(node); + } + callback && callback(); + }); +}; +highlight.render = function(input, mode, theme, lineStart, disableGutter, callback) { + var waiting = 1; + var modeCache = EditSession.prototype.$modes; + if (typeof theme == "string") { + waiting++; + config.loadModule(['theme', theme], function(m) { + theme = m; + --waiting || done(); + }); + } + var modeOptions; + if (mode && typeof mode === "object" && !mode.getTokenizer) { + modeOptions = mode; + mode = modeOptions.path; + } + if (typeof mode == "string") { + waiting++; + config.loadModule(['mode', mode], function(m) { + if (!modeCache[mode] || modeOptions) + modeCache[mode] = new m.Mode(modeOptions); + mode = modeCache[mode]; + --waiting || done(); + }); + } + function done() { + var result = highlight.renderSync(input, mode, theme, lineStart, disableGutter); + return callback ? callback(result) : result; + } + return --waiting || done(); +}; +highlight.renderSync = function(input, mode, theme, lineStart, disableGutter) { + lineStart = parseInt(lineStart || 1, 10); + + var session = new EditSession(""); + session.setUseWorker(false); + session.setMode(mode); + + var textLayer = new SimpleTextLayer(); + textLayer.setSession(session); + + session.setValue(input); + + var stringBuilder = []; + var length = session.getLength(); + + for(var ix = 0; ix < length; ix++) { + stringBuilder.push("<div class='ace_line'>"); + if (!disableGutter) + stringBuilder.push("<span class='ace_gutter ace_gutter-cell' unselectable='on'>" + /*(ix + lineStart) + */ "</span>"); + textLayer.$renderLine(stringBuilder, ix, true, false); + stringBuilder.push("\n</div>"); + } + var html = "<div class='" + theme.cssClass + "'>" + + "<div class='ace_static_highlight" + (disableGutter ? "" : " ace_show_gutter") + + "' style='counter-reset:ace_line " + (lineStart - 1) + "'>" + + stringBuilder.join("") + + "</div>" + + "</div>"; + + textLayer.destroy(); + + return { + css: baseStyles + theme.cssText, + html: html, + session: session + }; +}; + +module.exports = highlight; +module.exports.highlight = highlight; +}); + (function() { + ace.require(["ace/ext/static_highlight"], function() {}); + })(); +
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