From fcbf63e62c627deae76c1b8cb8c0876c536ed811 Mon Sep 17 00:00:00 2001 From: Jari Vetoniemi Date: Mon, 16 Mar 2020 18:49:26 +0900 Subject: Fresh start --- .../rdoc/generator/template/json_index/.document | 1 + .../generator/template/json_index/js/navigation.js | 142 +++++++++++++ .../generator/template/json_index/js/searcher.js | 228 +++++++++++++++++++++ 3 files changed, 371 insertions(+) create mode 100644 jni/ruby/lib/rdoc/generator/template/json_index/.document create mode 100644 jni/ruby/lib/rdoc/generator/template/json_index/js/navigation.js create mode 100644 jni/ruby/lib/rdoc/generator/template/json_index/js/searcher.js (limited to 'jni/ruby/lib/rdoc/generator/template/json_index') diff --git a/jni/ruby/lib/rdoc/generator/template/json_index/.document b/jni/ruby/lib/rdoc/generator/template/json_index/.document new file mode 100644 index 0000000..1713b67 --- /dev/null +++ b/jni/ruby/lib/rdoc/generator/template/json_index/.document @@ -0,0 +1 @@ +# ignore all files in this directory diff --git a/jni/ruby/lib/rdoc/generator/template/json_index/js/navigation.js b/jni/ruby/lib/rdoc/generator/template/json_index/js/navigation.js new file mode 100644 index 0000000..e412681 --- /dev/null +++ b/jni/ruby/lib/rdoc/generator/template/json_index/js/navigation.js @@ -0,0 +1,142 @@ +/* + * Navigation allows movement using the arrow keys through the search results. + * + * When using this library you will need to set scrollIntoView to the + * appropriate function for your layout. Use scrollInWindow if the container + * is not scrollable and scrollInElement if the container is a separate + * scrolling region. + */ +Navigation = new function() { + this.initNavigation = function() { + var _this = this; + + $(document).keydown(function(e) { + _this.onkeydown(e); + }).keyup(function(e) { + _this.onkeyup(e); + }); + + this.navigationActive = true; + } + + this.setNavigationActive = function(state) { + this.navigationActive = state; + this.clearMoveTimeout(); + } + + this.onkeyup = function(e) { + if (!this.navigationActive) return; + + switch(e.keyCode) { + case 37: //Event.KEY_LEFT: + case 38: //Event.KEY_UP: + case 39: //Event.KEY_RIGHT: + case 40: //Event.KEY_DOWN: + this.clearMoveTimeout(); + break; + } + } + + this.onkeydown = function(e) { + if (!this.navigationActive) return; + switch(e.keyCode) { + case 37: //Event.KEY_LEFT: + if (this.moveLeft()) e.preventDefault(); + break; + case 38: //Event.KEY_UP: + if (e.keyCode == 38 || e.ctrlKey) { + if (this.moveUp()) e.preventDefault(); + this.startMoveTimeout(false); + } + break; + case 39: //Event.KEY_RIGHT: + if (this.moveRight()) e.preventDefault(); + break; + case 40: //Event.KEY_DOWN: + if (e.keyCode == 40 || e.ctrlKey) { + if (this.moveDown()) e.preventDefault(); + this.startMoveTimeout(true); + } + break; + case 13: //Event.KEY_RETURN: + if (this.$current) + e.preventDefault(); + this.select(this.$current); + break; + } + if (e.ctrlKey && e.shiftKey) this.select(this.$current); + } + + this.clearMoveTimeout = function() { + clearTimeout(this.moveTimeout); + this.moveTimeout = null; + } + + this.startMoveTimeout = function(isDown) { + if (!$.browser.mozilla && !$.browser.opera) return; + if (this.moveTimeout) this.clearMoveTimeout(); + var _this = this; + + var go = function() { + if (!_this.moveTimeout) return; + _this[isDown ? 'moveDown' : 'moveUp'](); + _this.moveTimout = setTimeout(go, 100); + } + this.moveTimeout = setTimeout(go, 200); + } + + this.moveRight = function() { + } + + this.moveLeft = function() { + } + + this.move = function(isDown) { + } + + this.moveUp = function() { + return this.move(false); + } + + this.moveDown = function() { + return this.move(true); + } + + /* + * Scrolls to the given element in the scrollable element view. + */ + this.scrollInElement = function(element, view) { + var offset, viewHeight, viewScroll, height; + offset = element.offsetTop; + height = element.offsetHeight; + viewHeight = view.offsetHeight; + viewScroll = view.scrollTop; + + if (offset - viewScroll + height > viewHeight) { + view.scrollTop = offset - viewHeight + height; + } + if (offset < viewScroll) { + view.scrollTop = offset; + } + } + + /* + * Scrolls to the given element in the window. The second argument is + * ignored + */ + this.scrollInWindow = function(element, ignored) { + var offset, viewHeight, viewScroll, height; + offset = element.offsetTop; + height = element.offsetHeight; + viewHeight = window.innerHeight; + viewScroll = window.scrollY; + + if (offset - viewScroll + height > viewHeight) { + window.scrollTo(window.scrollX, offset - viewHeight + height); + } + if (offset < viewScroll) { + window.scrollTo(window.scrollX, offset); + } + } +} + diff --git a/jni/ruby/lib/rdoc/generator/template/json_index/js/searcher.js b/jni/ruby/lib/rdoc/generator/template/json_index/js/searcher.js new file mode 100644 index 0000000..f854b54 --- /dev/null +++ b/jni/ruby/lib/rdoc/generator/template/json_index/js/searcher.js @@ -0,0 +1,228 @@ +Searcher = function(data) { + this.data = data; + this.handlers = []; +} + +Searcher.prototype = new function() { + // search is performed in chunks of 1000 for non-blocking user input + var CHUNK_SIZE = 1000; + // do not try to find more than 100 results + var MAX_RESULTS = 100; + var huid = 1; + var suid = 1; + var runs = 0; + + this.find = function(query) { + var queries = splitQuery(query); + var regexps = buildRegexps(queries); + var highlighters = buildHilighters(queries); + var state = { from: 0, pass: 0, limit: MAX_RESULTS, n: suid++}; + var _this = this; + + this.currentSuid = state.n; + + if (!query) return; + + var run = function() { + // stop current search thread if new search started + if (state.n != _this.currentSuid) return; + + var results = + performSearch(_this.data, regexps, queries, highlighters, state); + var hasMore = (state.limit > 0 && state.pass < 4); + + triggerResults.call(_this, results, !hasMore); + if (hasMore) { + setTimeout(run, 2); + } + runs++; + }; + runs = 0; + + // start search thread + run(); + } + + /* ----- Events ------ */ + this.ready = function(fn) { + fn.huid = huid; + this.handlers.push(fn); + } + + /* ----- Utilities ------ */ + function splitQuery(query) { + return jQuery.grep(query.split(/(\s+|::?|\(\)?)/), function(string) { + return string.match(/\S/) + }); + } + + function buildRegexps(queries) { + return jQuery.map(queries, function(query) { + return new RegExp(query.replace(/(.)/g, '([$1])([^$1]*?)'), 'i') + }); + } + + function buildHilighters(queries) { + return jQuery.map(queries, function(query) { + return jQuery.map(query.split(''), function(l, i) { + return '\u0001$' + (i*2+1) + '\u0002$' + (i*2+2); + }).join(''); + }); + } + + // function longMatchRegexp(index, longIndex, regexps) { + // for (var i = regexps.length - 1; i >= 0; i--){ + // if (!index.match(regexps[i]) && !longIndex.match(regexps[i])) return false; + // }; + // return true; + // } + + + /* ----- Mathchers ------ */ + + /* + * This record matches if the index starts with queries[0] and the record + * matches all of the regexps + */ + function matchPassBeginning(index, longIndex, queries, regexps) { + if (index.indexOf(queries[0]) != 0) return false; + for (var i=1, l = regexps.length; i < l; i++) { + if (!index.match(regexps[i]) && !longIndex.match(regexps[i])) + return false; + }; + return true; + } + + /* + * This record matches if the longIndex starts with queries[0] and the + * longIndex matches all of the regexps + */ + function matchPassLongIndex(index, longIndex, queries, regexps) { + if (longIndex.indexOf(queries[0]) != 0) return false; + for (var i=1, l = regexps.length; i < l; i++) { + if (!longIndex.match(regexps[i])) + return false; + }; + return true; + } + + /* + * This record matches if the index contains queries[0] and the record + * matches all of the regexps + */ + function matchPassContains(index, longIndex, queries, regexps) { + if (index.indexOf(queries[0]) == -1) return false; + for (var i=1, l = regexps.length; i < l; i++) { + if (!index.match(regexps[i]) && !longIndex.match(regexps[i])) + return false; + }; + return true; + } + + /* + * This record matches if regexps[0] matches the index and the record + * matches all of the regexps + */ + function matchPassRegexp(index, longIndex, queries, regexps) { + if (!index.match(regexps[0])) return false; + for (var i=1, l = regexps.length; i < l; i++) { + if (!index.match(regexps[i]) && !longIndex.match(regexps[i])) + return false; + }; + return true; + } + + + /* ----- Highlighters ------ */ + function highlightRegexp(info, queries, regexps, highlighters) { + var result = createResult(info); + for (var i=0, l = regexps.length; i < l; i++) { + result.title = result.title.replace(regexps[i], highlighters[i]); + result.namespace = result.namespace.replace(regexps[i], highlighters[i]); + }; + return result; + } + + function hltSubstring(string, pos, length) { + return string.substring(0, pos) + '\u0001' + string.substring(pos, pos + length) + '\u0002' + string.substring(pos + length); + } + + function highlightQuery(info, queries, regexps, highlighters) { + var result = createResult(info); + var pos = 0; + var lcTitle = result.title.toLowerCase(); + + pos = lcTitle.indexOf(queries[0]); + if (pos != -1) { + result.title = hltSubstring(result.title, pos, queries[0].length); + } + + result.namespace = result.namespace.replace(regexps[0], highlighters[0]); + for (var i=1, l = regexps.length; i < l; i++) { + result.title = result.title.replace(regexps[i], highlighters[i]); + result.namespace = result.namespace.replace(regexps[i], highlighters[i]); + }; + return result; + } + + function createResult(info) { + var result = {}; + result.title = info[0]; + result.namespace = info[1]; + result.path = info[2]; + result.params = info[3]; + result.snippet = info[4]; + return result; + } + + /* ----- Searching ------ */ + function performSearch(data, regexps, queries, highlighters, state) { + var searchIndex = data.searchIndex; + var longSearchIndex = data.longSearchIndex; + var info = data.info; + var result = []; + var i = state.from; + var l = searchIndex.length; + var togo = CHUNK_SIZE; + var matchFunc, hltFunc; + + while (state.pass < 4 && state.limit > 0 && togo > 0) { + if (state.pass == 0) { + matchFunc = matchPassBeginning; + hltFunc = highlightQuery; + } else if (state.pass == 1) { + matchFunc = matchPassLongIndex; + hltFunc = highlightQuery; + } else if (state.pass == 2) { + matchFunc = matchPassContains; + hltFunc = highlightQuery; + } else if (state.pass == 3) { + matchFunc = matchPassRegexp; + hltFunc = highlightRegexp; + } + + for (; togo > 0 && i < l && state.limit > 0; i++, togo--) { + if (info[i].n == state.n) continue; + if (matchFunc(searchIndex[i], longSearchIndex[i], queries, regexps)) { + info[i].n = state.n; + result.push(hltFunc(info[i], queries, regexps, highlighters)); + state.limit--; + } + }; + if (searchIndex.length <= i) { + state.pass++; + i = state.from = 0; + } else { + state.from = i; + } + } + return result; + } + + function triggerResults(results, isLast) { + jQuery.each(this.handlers, function(i, fn) { + fn.call(this, results, isLast) + }) + } +} + -- cgit v1.2.3