diff options
Diffstat (limited to 'src/fauxton/assets/js/libs/ace/ext-chromevox.js')
-rw-r--r-- | src/fauxton/assets/js/libs/ace/ext-chromevox.js | 537 |
1 files changed, 0 insertions, 537 deletions
diff --git a/src/fauxton/assets/js/libs/ace/ext-chromevox.js b/src/fauxton/assets/js/libs/ace/ext-chromevox.js deleted file mode 100644 index 67258f73e..000000000 --- a/src/fauxton/assets/js/libs/ace/ext-chromevox.js +++ /dev/null @@ -1,537 +0,0 @@ -define('ace/ext/chromevox', ['require', 'exports', 'module' , 'ace/editor', 'ace/config'], function(require, exports, module) { -var cvoxAce = {}; -cvoxAce.SpeechProperty; -cvoxAce.Cursor; -cvoxAce.Token; -cvoxAce.Annotation; -var CONSTANT_PROP = { - 'rate': 0.8, - 'pitch': 0.4, - 'volume': 0.9 -}; -var DEFAULT_PROP = { - 'rate': 1, - 'pitch': 0.5, - 'volume': 0.9 -}; -var ENTITY_PROP = { - 'rate': 0.8, - 'pitch': 0.8, - 'volume': 0.9 -}; -var KEYWORD_PROP = { - 'rate': 0.8, - 'pitch': 0.3, - 'volume': 0.9 -}; -var STORAGE_PROP = { - 'rate': 0.8, - 'pitch': 0.7, - 'volume': 0.9 -}; -var VARIABLE_PROP = { - 'rate': 0.8, - 'pitch': 0.8, - 'volume': 0.9 -}; -var DELETED_PROP = { - 'punctuationEcho': 'none', - 'relativePitch': -0.6 -}; -var ERROR_EARCON = 'ALERT_NONMODAL'; -var MODE_SWITCH_EARCON = 'ALERT_MODAL'; -var NO_MATCH_EARCON = 'INVALID_KEYPRESS'; -var INSERT_MODE_STATE = 'insertMode'; -var COMMAND_MODE_STATE = 'start'; - -var REPLACE_LIST = [ - { - substr: ';', - newSubstr: ' semicolon ' - }, - { - substr: ':', - newSubstr: ' colon ' - } -]; -var Command = { - SPEAK_ANNOT: 'annots', - SPEAK_ALL_ANNOTS: 'all_annots', - TOGGLE_LOCATION: 'toggle_location', - SPEAK_MODE: 'mode', - SPEAK_ROW_COL: 'row_col', - TOGGLE_DISPLACEMENT: 'toggle_displacement', - FOCUS_TEXT: 'focus_text' -}; -var KEY_PREFIX = 'CONTROL + SHIFT '; -cvoxAce.editor = null; -var lastCursor = null; -var annotTable = {}; -var shouldSpeakRowLocation = false; -var shouldSpeakDisplacement = false; -var changed = false; -var vimState = null; -var keyCodeToShortcutMap = {}; -var cmdToShortcutMap = {}; -var getKeyShortcutString = function(keyCode) { - return KEY_PREFIX + String.fromCharCode(keyCode); -}; -var isVimMode = function() { - var keyboardHandler = cvoxAce.editor.keyBinding.getKeyboardHandler(); - return keyboardHandler.$id === 'ace/keyboard/vim'; -}; -var getCurrentToken = function(cursor) { - return cvoxAce.editor.getSession().getTokenAt(cursor.row, cursor.column + 1); -}; -var getCurrentLine = function(cursor) { - return cvoxAce.editor.getSession().getLine(cursor.row); -}; -var onRowChange = function(currCursor) { - if (annotTable[currCursor.row]) { - cvox.Api.playEarcon(ERROR_EARCON); - } - if (shouldSpeakRowLocation) { - cvox.Api.stop(); - speakChar(currCursor); - speakTokenQueue(getCurrentToken(currCursor)); - speakLine(currCursor.row, 1); - } else { - speakLine(currCursor.row, 0); - } -}; -var isWord = function(cursor) { - var line = getCurrentLine(cursor); - var lineSuffix = line.substr(cursor.column - 1); - if (cursor.column === 0) { - lineSuffix = ' ' + line; - } - var firstWordRegExp = /^\W(\w+)/; - var words = firstWordRegExp.exec(lineSuffix); - return words !== null; -}; -var rules = { - 'constant': { - prop: CONSTANT_PROP - }, - 'entity': { - prop: ENTITY_PROP - }, - 'keyword': { - prop: KEYWORD_PROP - }, - 'storage': { - prop: STORAGE_PROP - }, - 'variable': { - prop: VARIABLE_PROP - }, - 'meta': { - prop: DEFAULT_PROP, - replace: [ - { - substr: '</', - newSubstr: ' closing tag ' - }, - { - substr: '/>', - newSubstr: ' close tag ' - }, - { - substr: '<', - newSubstr: ' tag start ' - }, - { - substr: '>', - newSubstr: ' tag end ' - } - ] - } -}; -var DEFAULT_RULE = { - prop: DEFAULT_RULE -}; -var expand = function(value, replaceRules) { - var newValue = value; - for (var i = 0; i < replaceRules.length; i++) { - var replaceRule = replaceRules[i]; - var regexp = new RegExp(replaceRule.substr, 'g'); - newValue = newValue.replace(regexp, replaceRule.newSubstr); - } - return newValue; -}; -var mergeTokens = function(tokens, start, end) { - var newToken = {}; - newToken.value = ''; - newToken.type = tokens[start].type; - for (var j = start; j < end; j++) { - newToken.value += tokens[j].value; - } - return newToken; -}; -var mergeLikeTokens = function(tokens) { - if (tokens.length <= 1) { - return tokens; - } - var newTokens = []; - var lastLikeIndex = 0; - for (var i = 1; i < tokens.length; i++) { - var lastLikeToken = tokens[lastLikeIndex]; - var currToken = tokens[i]; - if (getTokenRule(lastLikeToken) !== getTokenRule(currToken)) { - newTokens.push(mergeTokens(tokens, lastLikeIndex, i)); - lastLikeIndex = i; - } - } - newTokens.push(mergeTokens(tokens, lastLikeIndex, tokens.length)); - return newTokens; -}; -var isRowWhiteSpace = function(row) { - var line = cvoxAce.editor.getSession().getLine(row); - var whiteSpaceRegexp = /^\s*$/; - return whiteSpaceRegexp.exec(line) !== null; -}; -var speakLine = function(row, queue) { - var tokens = cvoxAce.editor.getSession().getTokens(row); - if (tokens.length === 0 || isRowWhiteSpace(row)) { - cvox.Api.playEarcon('EDITABLE_TEXT'); - return; - } - tokens = mergeLikeTokens(tokens); - var firstToken = tokens[0]; - tokens = tokens.filter(function(token) { - return token !== firstToken; - }); - speakToken_(firstToken, queue); - tokens.forEach(speakTokenQueue); -}; -var speakTokenFlush = function(token) { - speakToken_(token, 0); -}; -var speakTokenQueue = function(token) { - speakToken_(token, 1); -}; -var getTokenRule = function(token) { - if (!token || !token.type) { - return; - } - var split = token.type.split('.'); - if (split.length === 0) { - return; - } - var type = split[0]; - var rule = rules[type]; - if (!rule) { - return DEFAULT_RULE; - } - return rule; -}; -var speakToken_ = function(token, queue) { - var rule = getTokenRule(token); - var value = expand(token.value, REPLACE_LIST); - if (rule.replace) { - value = expand(value, rule.replace); - } - cvox.Api.speak(value, queue, rule.prop); -}; -var speakChar = function(cursor) { - var line = getCurrentLine(cursor); - cvox.Api.speak(line[cursor.column], 1); -}; -var speakDisplacement = function(lastCursor, currCursor) { - var line = getCurrentLine(currCursor); - var displace = line.substring(lastCursor.column, currCursor.column); - displace = displace.replace(/ /g, ' space '); - cvox.Api.speak(displace); -}; -var speakCharOrWordOrLine = function(lastCursor, currCursor) { - if (Math.abs(lastCursor.column - currCursor.column) !== 1) { - var currLineLength = getCurrentLine(currCursor).length; - if (currCursor.column === 0 || currCursor.column === currLineLength) { - speakLine(currCursor.row, 0); - return; - } - if (isWord(currCursor)) { - cvox.Api.stop(); - speakTokenQueue(getCurrentToken(currCursor)); - return; - } - } - speakChar(currCursor); -}; -var onColumnChange = function(lastCursor, currCursor) { - if (!cvoxAce.editor.selection.isEmpty()) { - speakDisplacement(lastCursor, currCursor); - cvox.Api.speak('selected', 1); - } - else if (shouldSpeakDisplacement) { - speakDisplacement(lastCursor, currCursor); - } else { - speakCharOrWordOrLine(lastCursor, currCursor); - } -}; -var onCursorChange = function(evt) { - if (changed) { - changed = false; - return; - } - var currCursor = cvoxAce.editor.selection.getCursor(); - if (currCursor.row !== lastCursor.row) { - onRowChange(currCursor); - } else { - onColumnChange(lastCursor, currCursor); - } - lastCursor = currCursor; -}; -var onSelectionChange = function(evt) { - if (cvoxAce.editor.selection.isEmpty()) { - cvox.Api.speak('unselected'); - } -}; -var onChange = function(evt) { - var data = evt.data; - switch (data.action) { - case 'removeText': - cvox.Api.speak(data.text, 0, DELETED_PROP); - changed = true; - break; - case 'insertText': - cvox.Api.speak(data.text, 0); - changed = true; - break; - } -}; -var isNewAnnotation = function(annot) { - var row = annot.row; - var col = annot.column; - return !annotTable[row] || !annotTable[row][col]; -}; -var populateAnnotations = function(annotations) { - annotTable = {}; - for (var i = 0; i < annotations.length; i++) { - var annotation = annotations[i]; - var row = annotation.row; - var col = annotation.column; - if (!annotTable[row]) { - annotTable[row] = {}; - } - annotTable[row][col] = annotation; - } -}; -var onAnnotationChange = function(evt) { - var annotations = cvoxAce.editor.getSession().getAnnotations(); - var newAnnotations = annotations.filter(isNewAnnotation); - if (newAnnotations.length > 0) { - cvox.Api.playEarcon(ERROR_EARCON); - } - populateAnnotations(annotations); -}; -var speakAnnot = function(annot) { - var annotText = annot.type + ' ' + annot.text + ' on ' + - rowColToString(annot.row, annot.column); - annotText = annotText.replace(';', 'semicolon'); - cvox.Api.speak(annotText, 1); -}; -var speakAnnotsByRow = function(row) { - var annots = annotTable[row]; - for (var col in annots) { - speakAnnot(annots[col]); - } -}; -var rowColToString = function(row, col) { - return 'row ' + (row + 1) + ' column ' + (col + 1); -}; -var speakCurrRowAndCol = function() { - cvox.Api.speak(rowColToString(lastCursor.row, lastCursor.column)); -}; -var speakAllAnnots = function() { - for (var row in annotTable) { - speakAnnotsByRow(row); - } -}; -var speakMode = function() { - if (!isVimMode()) { - return; - } - switch (cvoxAce.editor.keyBinding.$data.state) { - case INSERT_MODE_STATE: - cvox.Api.speak('Insert mode'); - break; - case COMMAND_MODE_STATE: - cvox.Api.speak('Command mode'); - break; - } -}; -var toggleSpeakRowLocation = function() { - shouldSpeakRowLocation = !shouldSpeakRowLocation; - if (shouldSpeakRowLocation) { - cvox.Api.speak('Speak location on row change enabled.'); - } else { - cvox.Api.speak('Speak location on row change disabled.'); - } -}; -var toggleSpeakDisplacement = function() { - shouldSpeakDisplacement = !shouldSpeakDisplacement; - if (shouldSpeakDisplacement) { - cvox.Api.speak('Speak displacement on column changes.'); - } else { - cvox.Api.speak('Speak current character or word on column changes.'); - } -}; -var onKeyDown = function(evt) { - if (evt.ctrlKey && evt.shiftKey) { - var shortcut = keyCodeToShortcutMap[evt.keyCode]; - if (shortcut) { - shortcut.func(); - } - } -}; -var onChangeStatus = function(evt, editor) { - if (!isVimMode()) { - return; - } - var state = editor.keyBinding.$data.state; - if (state === vimState) { - return; - } - switch (state) { - case INSERT_MODE_STATE: - cvox.Api.playEarcon(MODE_SWITCH_EARCON); - cvox.Api.setKeyEcho(true); - break; - case COMMAND_MODE_STATE: - cvox.Api.playEarcon(MODE_SWITCH_EARCON); - cvox.Api.setKeyEcho(false); - break; - } - vimState = state; -}; -var contextMenuHandler = function(evt) { - var cmd = evt.detail['customCommand']; - var shortcut = cmdToShortcutMap[cmd]; - if (shortcut) { - shortcut.func(); - cvoxAce.editor.focus(); - } -}; -var initContextMenu = function() { - var ACTIONS = SHORTCUTS.map(function(shortcut) { - return { - desc: shortcut.desc + getKeyShortcutString(shortcut.keyCode), - cmd: shortcut.cmd - }; - }); - var body = document.querySelector('body'); - body.setAttribute('contextMenuActions', JSON.stringify(ACTIONS)); - body.addEventListener('ATCustomEvent', contextMenuHandler, true); -}; -var onFindSearchbox = function(evt) { - if (evt.match) { - speakLine(lastCursor.row, 0); - } else { - cvox.Api.playEarcon(NO_MATCH_EARCON); - } -}; -var focus = function() { - cvoxAce.editor.focus(); -}; -var SHORTCUTS = [ - { - keyCode: 49, - func: function() { - speakAnnotsByRow(lastCursor.row); - }, - cmd: Command.SPEAK_ANNOT, - desc: 'Speak annotations on line' - }, - { - keyCode: 50, - func: speakAllAnnots, - cmd: Command.SPEAK_ALL_ANNOTS, - desc: 'Speak all annotations' - }, - { - keyCode: 51, - func: speakMode, - cmd: Command.SPEAK_MODE, - desc: 'Speak Vim mode' - }, - { - keyCode: 52, - func: toggleSpeakRowLocation, - cmd: Command.TOGGLE_LOCATION, - desc: 'Toggle speak row location' - }, - { - keyCode: 53, - func: speakCurrRowAndCol, - cmd: Command.SPEAK_ROW_COL, - desc: 'Speak row and column' - }, - { - keyCode: 54, - func: toggleSpeakDisplacement, - cmd: Command.TOGGLE_DISPLACEMENT, - desc: 'Toggle speak displacement' - }, - { - keyCode: 55, - func: focus, - cmd: Command.FOCUS_TEXT, - desc: 'Focus text' - } -]; -var onFocus = function() { - cvoxAce.editor = editor; - editor.getSession().selection.on('changeCursor', onCursorChange); - editor.getSession().selection.on('changeSelection', onSelectionChange); - editor.getSession().on('change', onChange); - editor.getSession().on('changeAnnotation', onAnnotationChange); - editor.on('changeStatus', onChangeStatus); - editor.on('findSearchBox', onFindSearchbox); - editor.container.addEventListener('keydown', onKeyDown); - - lastCursor = editor.selection.getCursor(); -}; -var init = function(editor) { - onFocus(); - SHORTCUTS.forEach(function(shortcut) { - keyCodeToShortcutMap[shortcut.keyCode] = shortcut; - cmdToShortcutMap[shortcut.cmd] = shortcut; - }); - - editor.on('focus', onFocus); - if (isVimMode()) { - cvox.Api.setKeyEcho(false); - } - initContextMenu(); -}; -function cvoxApiExists() { - return (typeof(cvox) !== 'undefined') && cvox && cvox.Api; -} -var tries = 0; -var MAX_TRIES = 15; -function watchForCvoxLoad(editor) { - if (cvoxApiExists()) { - init(editor); - } else { - tries++; - if (tries >= MAX_TRIES) { - return; - } - window.setTimeout(watchForCvoxLoad, 500, editor); - } -} - -var Editor = require('../editor').Editor; -require('../config').defineOptions(Editor.prototype, 'editor', { - enableChromevoxEnhancements: { - set: function(val) { - if (val) { - watchForCvoxLoad(this); - } - }, - value: true // turn it on by default or check for window.cvox - } -}); - -}); |