2gis-maps
Version:
Interactive 2GIS maps API, based on Leaflet
1,501 lines (1,289 loc) • 230 kB
JavaScript
/*!
Parser-Lib
Copyright (c) 2009-2011 Nicholas C. Zakas. All rights reserved.
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
THE SOFTWARE.
*/
/* Version v0.2.5, Build time: 7-May-2014 03:37:38 */
var parserlib = {};
(function(){
/**
* A generic base to inherit from for any object
* that needs event handling.
* @class EventTarget
* @constructor
*/
function EventTarget(){
/**
* The array of listeners for various events.
* @type Object
* @property _listeners
* @private
*/
this._listeners = {};
}
EventTarget.prototype = {
//restore constructor
constructor: EventTarget,
/**
* Adds a listener for a given event type.
* @param {String} type The type of event to add a listener for.
* @param {Function} listener The function to call when the event occurs.
* @return {void}
* @method addListener
*/
addListener: function(type, listener){
if (!this._listeners[type]){
this._listeners[type] = [];
}
this._listeners[type].push(listener);
},
/**
* Fires an event based on the passed-in object.
* @param {Object|String} event An object with at least a 'type' attribute
* or a string indicating the event name.
* @return {void}
* @method fire
*/
fire: function(event){
if (typeof event == "string"){
event = { type: event };
}
if (typeof event.target != "undefined"){
event.target = this;
}
if (typeof event.type == "undefined"){
throw new Error("Event object missing 'type' property.");
}
if (this._listeners[event.type]){
//create a copy of the array and use that so listeners can't chane
var listeners = this._listeners[event.type].concat();
for (var i=0, len=listeners.length; i < len; i++){
listeners[i].call(this, event);
}
}
},
/**
* Removes a listener for a given event type.
* @param {String} type The type of event to remove a listener from.
* @param {Function} listener The function to remove from the event.
* @return {void}
* @method removeListener
*/
removeListener: function(type, listener){
if (this._listeners[type]){
var listeners = this._listeners[type];
for (var i=0, len=listeners.length; i < len; i++){
if (listeners[i] === listener){
listeners.splice(i, 1);
break;
}
}
}
}
};
/**
* Convenient way to read through strings.
* @namespace parserlib.util
* @class StringReader
* @constructor
* @param {String} text The text to read.
*/
function StringReader(text){
/**
* The input text with line endings normalized.
* @property _input
* @type String
* @private
*/
this._input = text.replace(/\n\r?/g, "\n");
/**
* The row for the character to be read next.
* @property _line
* @type int
* @private
*/
this._line = 1;
/**
* The column for the character to be read next.
* @property _col
* @type int
* @private
*/
this._col = 1;
/**
* The index of the character in the input to be read next.
* @property _cursor
* @type int
* @private
*/
this._cursor = 0;
}
StringReader.prototype = {
//restore constructor
constructor: StringReader,
//-------------------------------------------------------------------------
// Position info
//-------------------------------------------------------------------------
/**
* Returns the column of the character to be read next.
* @return {int} The column of the character to be read next.
* @method getCol
*/
getCol: function(){
return this._col;
},
/**
* Returns the row of the character to be read next.
* @return {int} The row of the character to be read next.
* @method getLine
*/
getLine: function(){
return this._line ;
},
/**
* Determines if you're at the end of the input.
* @return {Boolean} True if there's no more input, false otherwise.
* @method eof
*/
eof: function(){
return (this._cursor == this._input.length);
},
//-------------------------------------------------------------------------
// Basic reading
//-------------------------------------------------------------------------
/**
* Reads the next character without advancing the cursor.
* @param {int} count How many characters to look ahead (default is 1).
* @return {String} The next character or null if there is no next character.
* @method peek
*/
peek: function(count){
var c = null;
count = (typeof count == "undefined" ? 1 : count);
//if we're not at the end of the input...
if (this._cursor < this._input.length){
//get character and increment cursor and column
c = this._input.charAt(this._cursor + count - 1);
}
return c;
},
/**
* Reads the next character from the input and adjusts the row and column
* accordingly.
* @return {String} The next character or null if there is no next character.
* @method read
*/
read: function(){
var c = null;
//if we're not at the end of the input...
if (this._cursor < this._input.length){
//if the last character was a newline, increment row count
//and reset column count
if (this._input.charAt(this._cursor) == "\n"){
this._line++;
this._col=1;
} else {
this._col++;
}
//get character and increment cursor and column
c = this._input.charAt(this._cursor++);
}
return c;
},
//-------------------------------------------------------------------------
// Misc
//-------------------------------------------------------------------------
/**
* Saves the current location so it can be returned to later.
* @method mark
* @return {void}
*/
mark: function(){
this._bookmark = {
cursor: this._cursor,
line: this._line,
col: this._col
};
},
reset: function(){
if (this._bookmark){
this._cursor = this._bookmark.cursor;
this._line = this._bookmark.line;
this._col = this._bookmark.col;
delete this._bookmark;
}
},
//-------------------------------------------------------------------------
// Advanced reading
//-------------------------------------------------------------------------
/**
* Reads up to and including the given string. Throws an error if that
* string is not found.
* @param {String} pattern The string to read.
* @return {String} The string when it is found.
* @throws Error when the string pattern is not found.
* @method readTo
*/
readTo: function(pattern){
var buffer = "",
c;
/*
* First, buffer must be the same length as the pattern.
* Then, buffer must end with the pattern or else reach the
* end of the input.
*/
while (buffer.length < pattern.length || buffer.lastIndexOf(pattern) != buffer.length - pattern.length){
c = this.read();
if (c){
buffer += c;
} else {
throw new Error("Expected \"" + pattern + "\" at line " + this._line + ", col " + this._col + ".");
}
}
return buffer;
},
/**
* Reads characters while each character causes the given
* filter function to return true. The function is passed
* in each character and either returns true to continue
* reading or false to stop.
* @param {Function} filter The function to read on each character.
* @return {String} The string made up of all characters that passed the
* filter check.
* @method readWhile
*/
readWhile: function(filter){
var buffer = "",
c = this.read();
while(c !== null && filter(c)){
buffer += c;
c = this.read();
}
return buffer;
},
/**
* Reads characters that match either text or a regular expression and
* returns those characters. If a match is found, the row and column
* are adjusted; if no match is found, the reader's state is unchanged.
* reading or false to stop.
* @param {String|RegExp} matchter If a string, then the literal string
* value is searched for. If a regular expression, then any string
* matching the pattern is search for.
* @return {String} The string made up of all characters that matched or
* null if there was no match.
* @method readMatch
*/
readMatch: function(matcher){
var source = this._input.substring(this._cursor),
value = null;
//if it's a string, just do a straight match
if (typeof matcher == "string"){
if (source.indexOf(matcher) === 0){
value = this.readCount(matcher.length);
}
} else if (matcher instanceof RegExp){
if (matcher.test(source)){
value = this.readCount(RegExp.lastMatch.length);
}
}
return value;
},
/**
* Reads a given number of characters. If the end of the input is reached,
* it reads only the remaining characters and does not throw an error.
* @param {int} count The number of characters to read.
* @return {String} The string made up the read characters.
* @method readCount
*/
readCount: function(count){
var buffer = "";
while(count--){
buffer += this.read();
}
return buffer;
}
};
/**
* Type to use when a syntax error occurs.
* @class SyntaxError
* @namespace parserlib.util
* @constructor
* @param {String} message The error message.
* @param {int} line The line at which the error occurred.
* @param {int} col The column at which the error occurred.
*/
function SyntaxError(message, line, col){
/**
* The column at which the error occurred.
* @type int
* @property col
*/
this.col = col;
/**
* The line at which the error occurred.
* @type int
* @property line
*/
this.line = line;
/**
* The text representation of the unit.
* @type String
* @property text
*/
this.message = message;
}
//inherit from Error
SyntaxError.prototype = new Error();
/**
* Base type to represent a single syntactic unit.
* @class SyntaxUnit
* @namespace parserlib.util
* @constructor
* @param {String} text The text of the unit.
* @param {int} line The line of text on which the unit resides.
* @param {int} col The column of text on which the unit resides.
*/
function SyntaxUnit(text, line, col, type){
/**
* The column of text on which the unit resides.
* @type int
* @property col
*/
this.col = col;
/**
* The line of text on which the unit resides.
* @type int
* @property line
*/
this.line = line;
/**
* The text representation of the unit.
* @type String
* @property text
*/
this.text = text;
/**
* The type of syntax unit.
* @type int
* @property type
*/
this.type = type;
}
/**
* Create a new syntax unit based solely on the given token.
* Convenience method for creating a new syntax unit when
* it represents a single token instead of multiple.
* @param {Object} token The token object to represent.
* @return {parserlib.util.SyntaxUnit} The object representing the token.
* @static
* @method fromToken
*/
SyntaxUnit.fromToken = function(token){
return new SyntaxUnit(token.value, token.startLine, token.startCol);
};
SyntaxUnit.prototype = {
//restore constructor
constructor: SyntaxUnit,
/**
* Returns the text representation of the unit.
* @return {String} The text representation of the unit.
* @method valueOf
*/
valueOf: function(){
return this.toString();
},
/**
* Returns the text representation of the unit.
* @return {String} The text representation of the unit.
* @method toString
*/
toString: function(){
return this.text;
}
};
/*global StringReader, SyntaxError*/
/**
* Generic TokenStream providing base functionality.
* @class TokenStreamBase
* @namespace parserlib.util
* @constructor
* @param {String|StringReader} input The text to tokenize or a reader from
* which to read the input.
*/
function TokenStreamBase(input, tokenData){
/**
* The string reader for easy access to the text.
* @type StringReader
* @property _reader
* @private
*/
this._reader = input ? new StringReader(input.toString()) : null;
/**
* Token object for the last consumed token.
* @type Token
* @property _token
* @private
*/
this._token = null;
/**
* The array of token information.
* @type Array
* @property _tokenData
* @private
*/
this._tokenData = tokenData;
/**
* Lookahead token buffer.
* @type Array
* @property _lt
* @private
*/
this._lt = [];
/**
* Lookahead token buffer index.
* @type int
* @property _ltIndex
* @private
*/
this._ltIndex = 0;
this._ltIndexCache = [];
}
/**
* Accepts an array of token information and outputs
* an array of token data containing key-value mappings
* and matching functions that the TokenStream needs.
* @param {Array} tokens An array of token descriptors.
* @return {Array} An array of processed token data.
* @method createTokenData
* @static
*/
TokenStreamBase.createTokenData = function(tokens){
var nameMap = [],
typeMap = {},
tokenData = tokens.concat([]),
i = 0,
len = tokenData.length+1;
tokenData.UNKNOWN = -1;
tokenData.unshift({name:"EOF"});
for (; i < len; i++){
nameMap.push(tokenData[i].name);
tokenData[tokenData[i].name] = i;
if (tokenData[i].text){
typeMap[tokenData[i].text] = i;
}
}
tokenData.name = function(tt){
return nameMap[tt];
};
tokenData.type = function(c){
return typeMap[c];
};
return tokenData;
};
TokenStreamBase.prototype = {
//restore constructor
constructor: TokenStreamBase,
//-------------------------------------------------------------------------
// Matching methods
//-------------------------------------------------------------------------
/**
* Determines if the next token matches the given token type.
* If so, that token is consumed; if not, the token is placed
* back onto the token stream. You can pass in any number of
* token types and this will return true if any of the token
* types is found.
* @param {int|int[]} tokenTypes Either a single token type or an array of
* token types that the next token might be. If an array is passed,
* it's assumed that the token can be any of these.
* @param {variant} channel (Optional) The channel to read from. If not
* provided, reads from the default (unnamed) channel.
* @return {Boolean} True if the token type matches, false if not.
* @method match
*/
match: function(tokenTypes, channel){
//always convert to an array, makes things easier
if (!(tokenTypes instanceof Array)){
tokenTypes = [tokenTypes];
}
var tt = this.get(channel),
i = 0,
len = tokenTypes.length;
while(i < len){
if (tt == tokenTypes[i++]){
return true;
}
}
//no match found, put the token back
this.unget();
return false;
},
/**
* Determines if the next token matches the given token type.
* If so, that token is consumed; if not, an error is thrown.
* @param {int|int[]} tokenTypes Either a single token type or an array of
* token types that the next token should be. If an array is passed,
* it's assumed that the token must be one of these.
* @param {variant} channel (Optional) The channel to read from. If not
* provided, reads from the default (unnamed) channel.
* @return {void}
* @method mustMatch
*/
mustMatch: function(tokenTypes, channel){
var token;
//always convert to an array, makes things easier
if (!(tokenTypes instanceof Array)){
tokenTypes = [tokenTypes];
}
if (!this.match.apply(this, arguments)){
token = this.LT(1);
throw new SyntaxError("Expected " + this._tokenData[tokenTypes[0]].name +
" at line " + token.startLine + ", col " + token.startCol + ".", token.startLine, token.startCol);
}
},
//-------------------------------------------------------------------------
// Consuming methods
//-------------------------------------------------------------------------
/**
* Keeps reading from the token stream until either one of the specified
* token types is found or until the end of the input is reached.
* @param {int|int[]} tokenTypes Either a single token type or an array of
* token types that the next token should be. If an array is passed,
* it's assumed that the token must be one of these.
* @param {variant} channel (Optional) The channel to read from. If not
* provided, reads from the default (unnamed) channel.
* @return {void}
* @method advance
*/
advance: function(tokenTypes, channel){
while(this.LA(0) !== 0 && !this.match(tokenTypes, channel)){
this.get();
}
return this.LA(0);
},
/**
* Consumes the next token from the token stream.
* @return {int} The token type of the token that was just consumed.
* @method get
*/
get: function(channel){
var tokenInfo = this._tokenData,
reader = this._reader,
value,
i =0,
len = tokenInfo.length,
found = false,
token,
info;
//check the lookahead buffer first
if (this._lt.length && this._ltIndex >= 0 && this._ltIndex < this._lt.length){
i++;
this._token = this._lt[this._ltIndex++];
info = tokenInfo[this._token.type];
//obey channels logic
while((info.channel !== undefined && channel !== info.channel) &&
this._ltIndex < this._lt.length){
this._token = this._lt[this._ltIndex++];
info = tokenInfo[this._token.type];
i++;
}
//here be dragons
if ((info.channel === undefined || channel === info.channel) &&
this._ltIndex <= this._lt.length){
this._ltIndexCache.push(i);
return this._token.type;
}
}
//call token retriever method
token = this._getToken();
//if it should be hidden, don't save a token
if (token.type > -1 && !tokenInfo[token.type].hide){
//apply token channel
token.channel = tokenInfo[token.type].channel;
//save for later
this._token = token;
this._lt.push(token);
//save space that will be moved (must be done before array is truncated)
this._ltIndexCache.push(this._lt.length - this._ltIndex + i);
//keep the buffer under 5 items
if (this._lt.length > 5){
this._lt.shift();
}
//also keep the shift buffer under 5 items
if (this._ltIndexCache.length > 5){
this._ltIndexCache.shift();
}
//update lookahead index
this._ltIndex = this._lt.length;
}
/*
* Skip to the next token if:
* 1. The token type is marked as hidden.
* 2. The token type has a channel specified and it isn't the current channel.
*/
info = tokenInfo[token.type];
if (info &&
(info.hide ||
(info.channel !== undefined && channel !== info.channel))){
return this.get(channel);
} else {
//return just the type
return token.type;
}
},
/**
* Looks ahead a certain number of tokens and returns the token type at
* that position. This will throw an error if you lookahead past the
* end of input, past the size of the lookahead buffer, or back past
* the first token in the lookahead buffer.
* @param {int} The index of the token type to retrieve. 0 for the
* current token, 1 for the next, -1 for the previous, etc.
* @return {int} The token type of the token in the given position.
* @method LA
*/
LA: function(index){
var total = index,
tt;
if (index > 0){
//TODO: Store 5 somewhere
if (index > 5){
throw new Error("Too much lookahead.");
}
//get all those tokens
while(total){
tt = this.get();
total--;
}
//unget all those tokens
while(total < index){
this.unget();
total++;
}
} else if (index < 0){
if(this._lt[this._ltIndex+index]){
tt = this._lt[this._ltIndex+index].type;
} else {
throw new Error("Too much lookbehind.");
}
} else {
tt = this._token.type;
}
return tt;
},
/**
* Looks ahead a certain number of tokens and returns the token at
* that position. This will throw an error if you lookahead past the
* end of input, past the size of the lookahead buffer, or back past
* the first token in the lookahead buffer.
* @param {int} The index of the token type to retrieve. 0 for the
* current token, 1 for the next, -1 for the previous, etc.
* @return {Object} The token of the token in the given position.
* @method LA
*/
LT: function(index){
//lookahead first to prime the token buffer
this.LA(index);
//now find the token, subtract one because _ltIndex is already at the next index
return this._lt[this._ltIndex+index-1];
},
/**
* Returns the token type for the next token in the stream without
* consuming it.
* @return {int} The token type of the next token in the stream.
* @method peek
*/
peek: function(){
return this.LA(1);
},
/**
* Returns the actual token object for the last consumed token.
* @return {Token} The token object for the last consumed token.
* @method token
*/
token: function(){
return this._token;
},
/**
* Returns the name of the token for the given token type.
* @param {int} tokenType The type of token to get the name of.
* @return {String} The name of the token or "UNKNOWN_TOKEN" for any
* invalid token type.
* @method tokenName
*/
tokenName: function(tokenType){
if (tokenType < 0 || tokenType > this._tokenData.length){
return "UNKNOWN_TOKEN";
} else {
return this._tokenData[tokenType].name;
}
},
/**
* Returns the token type value for the given token name.
* @param {String} tokenName The name of the token whose value should be returned.
* @return {int} The token type value for the given token name or -1
* for an unknown token.
* @method tokenName
*/
tokenType: function(tokenName){
return this._tokenData[tokenName] || -1;
},
/**
* Returns the last consumed token to the token stream.
* @method unget
*/
unget: function(){
//if (this._ltIndex > -1){
if (this._ltIndexCache.length){
this._ltIndex -= this._ltIndexCache.pop();//--;
this._token = this._lt[this._ltIndex - 1];
} else {
throw new Error("Too much lookahead.");
}
}
};
parserlib.util = {
StringReader: StringReader,
SyntaxError : SyntaxError,
SyntaxUnit : SyntaxUnit,
EventTarget : EventTarget,
TokenStreamBase : TokenStreamBase
};
})();
/*
Parser-Lib
Copyright (c) 2009-2011 Nicholas C. Zakas. All rights reserved.
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
THE SOFTWARE.
*/
/* Version v0.2.5, Build time: 7-May-2014 03:37:38 */
(function(){
var EventTarget = parserlib.util.EventTarget,
TokenStreamBase = parserlib.util.TokenStreamBase,
StringReader = parserlib.util.StringReader,
SyntaxError = parserlib.util.SyntaxError,
SyntaxUnit = parserlib.util.SyntaxUnit;
var Colors = {
aliceblue :"#f0f8ff",
antiquewhite :"#faebd7",
aqua :"#00ffff",
aquamarine :"#7fffd4",
azure :"#f0ffff",
beige :"#f5f5dc",
bisque :"#ffe4c4",
black :"#000000",
blanchedalmond :"#ffebcd",
blue :"#0000ff",
blueviolet :"#8a2be2",
brown :"#a52a2a",
burlywood :"#deb887",
cadetblue :"#5f9ea0",
chartreuse :"#7fff00",
chocolate :"#d2691e",
coral :"#ff7f50",
cornflowerblue :"#6495ed",
cornsilk :"#fff8dc",
crimson :"#dc143c",
cyan :"#00ffff",
darkblue :"#00008b",
darkcyan :"#008b8b",
darkgoldenrod :"#b8860b",
darkgray :"#a9a9a9",
darkgrey :"#a9a9a9",
darkgreen :"#006400",
darkkhaki :"#bdb76b",
darkmagenta :"#8b008b",
darkolivegreen :"#556b2f",
darkorange :"#ff8c00",
darkorchid :"#9932cc",
darkred :"#8b0000",
darksalmon :"#e9967a",
darkseagreen :"#8fbc8f",
darkslateblue :"#483d8b",
darkslategray :"#2f4f4f",
darkslategrey :"#2f4f4f",
darkturquoise :"#00ced1",
darkviolet :"#9400d3",
deeppink :"#ff1493",
deepskyblue :"#00bfff",
dimgray :"#696969",
dimgrey :"#696969",
dodgerblue :"#1e90ff",
firebrick :"#b22222",
floralwhite :"#fffaf0",
forestgreen :"#228b22",
fuchsia :"#ff00ff",
gainsboro :"#dcdcdc",
ghostwhite :"#f8f8ff",
gold :"#ffd700",
goldenrod :"#daa520",
gray :"#808080",
grey :"#808080",
green :"#008000",
greenyellow :"#adff2f",
honeydew :"#f0fff0",
hotpink :"#ff69b4",
indianred :"#cd5c5c",
indigo :"#4b0082",
ivory :"#fffff0",
khaki :"#f0e68c",
lavender :"#e6e6fa",
lavenderblush :"#fff0f5",
lawngreen :"#7cfc00",
lemonchiffon :"#fffacd",
lightblue :"#add8e6",
lightcoral :"#f08080",
lightcyan :"#e0ffff",
lightgoldenrodyellow :"#fafad2",
lightgray :"#d3d3d3",
lightgrey :"#d3d3d3",
lightgreen :"#90ee90",
lightpink :"#ffb6c1",
lightsalmon :"#ffa07a",
lightseagreen :"#20b2aa",
lightskyblue :"#87cefa",
lightslategray :"#778899",
lightslategrey :"#778899",
lightsteelblue :"#b0c4de",
lightyellow :"#ffffe0",
lime :"#00ff00",
limegreen :"#32cd32",
linen :"#faf0e6",
magenta :"#ff00ff",
maroon :"#800000",
mediumaquamarine:"#66cdaa",
mediumblue :"#0000cd",
mediumorchid :"#ba55d3",
mediumpurple :"#9370d8",
mediumseagreen :"#3cb371",
mediumslateblue :"#7b68ee",
mediumspringgreen :"#00fa9a",
mediumturquoise :"#48d1cc",
mediumvioletred :"#c71585",
midnightblue :"#191970",
mintcream :"#f5fffa",
mistyrose :"#ffe4e1",
moccasin :"#ffe4b5",
navajowhite :"#ffdead",
navy :"#000080",
oldlace :"#fdf5e6",
olive :"#808000",
olivedrab :"#6b8e23",
orange :"#ffa500",
orangered :"#ff4500",
orchid :"#da70d6",
palegoldenrod :"#eee8aa",
palegreen :"#98fb98",
paleturquoise :"#afeeee",
palevioletred :"#d87093",
papayawhip :"#ffefd5",
peachpuff :"#ffdab9",
peru :"#cd853f",
pink :"#ffc0cb",
plum :"#dda0dd",
powderblue :"#b0e0e6",
purple :"#800080",
red :"#ff0000",
rosybrown :"#bc8f8f",
royalblue :"#4169e1",
saddlebrown :"#8b4513",
salmon :"#fa8072",
sandybrown :"#f4a460",
seagreen :"#2e8b57",
seashell :"#fff5ee",
sienna :"#a0522d",
silver :"#c0c0c0",
skyblue :"#87ceeb",
slateblue :"#6a5acd",
slategray :"#708090",
slategrey :"#708090",
snow :"#fffafa",
springgreen :"#00ff7f",
steelblue :"#4682b4",
tan :"#d2b48c",
teal :"#008080",
thistle :"#d8bfd8",
tomato :"#ff6347",
turquoise :"#40e0d0",
violet :"#ee82ee",
wheat :"#f5deb3",
white :"#ffffff",
whitesmoke :"#f5f5f5",
yellow :"#ffff00",
yellowgreen :"#9acd32",
//CSS2 system colors http://www.w3.org/TR/css3-color/#css2-system
activeBorder :"Active window border.",
activecaption :"Active window caption.",
appworkspace :"Background color of multiple document interface.",
background :"Desktop background.",
buttonface :"The face background color for 3-D elements that appear 3-D due to one layer of surrounding border.",
buttonhighlight :"The color of the border facing the light source for 3-D elements that appear 3-D due to one layer of surrounding border.",
buttonshadow :"The color of the border away from the light source for 3-D elements that appear 3-D due to one layer of surrounding border.",
buttontext :"Text on push buttons.",
captiontext :"Text in caption, size box, and scrollbar arrow box.",
graytext :"Grayed (disabled) text. This color is set to #000 if the current display driver does not support a solid gray color.",
greytext :"Greyed (disabled) text. This color is set to #000 if the current display driver does not support a solid grey color.",
highlight :"Item(s) selected in a control.",
highlighttext :"Text of item(s) selected in a control.",
inactiveborder :"Inactive window border.",
inactivecaption :"Inactive window caption.",
inactivecaptiontext :"Color of text in an inactive caption.",
infobackground :"Background color for tooltip controls.",
infotext :"Text color for tooltip controls.",
menu :"Menu background.",
menutext :"Text in menus.",
scrollbar :"Scroll bar gray area.",
threeddarkshadow :"The color of the darker (generally outer) of the two borders away from the light source for 3-D elements that appear 3-D due to two concentric layers of surrounding border.",
threedface :"The face background color for 3-D elements that appear 3-D due to two concentric layers of surrounding border.",
threedhighlight :"The color of the lighter (generally outer) of the two borders facing the light source for 3-D elements that appear 3-D due to two concentric layers of surrounding border.",
threedlightshadow :"The color of the darker (generally inner) of the two borders facing the light source for 3-D elements that appear 3-D due to two concentric layers of surrounding border.",
threedshadow :"The color of the lighter (generally inner) of the two borders away from the light source for 3-D elements that appear 3-D due to two concentric layers of surrounding border.",
window :"Window background.",
windowframe :"Window frame.",
windowtext :"Text in windows."
};
/*global SyntaxUnit, Parser*/
/**
* Represents a selector combinator (whitespace, +, >).
* @namespace parserlib.css
* @class Combinator
* @extends parserlib.util.SyntaxUnit
* @constructor
* @param {String} text The text representation of the unit.
* @param {int} line The line of text on which the unit resides.
* @param {int} col The column of text on which the unit resides.
*/
function Combinator(text, line, col){
SyntaxUnit.call(this, text, line, col, Parser.COMBINATOR_TYPE);
/**
* The type of modifier.
* @type String
* @property type
*/
this.type = "unknown";
//pretty simple
if (/^\s+$/.test(text)){
this.type = "descendant";
} else if (text == ">"){
this.type = "child";
} else if (text == "+"){
this.type = "adjacent-sibling";
} else if (text == "~"){
this.type = "sibling";
}
}
Combinator.prototype = new SyntaxUnit();
Combinator.prototype.constructor = Combinator;
/*global SyntaxUnit, Parser*/
/**
* Represents a media feature, such as max-width:500.
* @namespace parserlib.css
* @class MediaFeature
* @extends parserlib.util.SyntaxUnit
* @constructor
* @param {SyntaxUnit} name The name of the feature.
* @param {SyntaxUnit} value The value of the feature or null if none.
*/
function MediaFeature(name, value){
SyntaxUnit.call(this, "(" + name + (value !== null ? ":" + value : "") + ")", name.startLine, name.startCol, Parser.MEDIA_FEATURE_TYPE);
/**
* The name of the media feature
* @type String
* @property name
*/
this.name = name;
/**
* The value for the feature or null if there is none.
* @type SyntaxUnit
* @property value
*/
this.value = value;
}
MediaFeature.prototype = new SyntaxUnit();
MediaFeature.prototype.constructor = MediaFeature;
/*global SyntaxUnit, Parser*/
/**
* Represents an individual media query.
* @namespace parserlib.css
* @class MediaQuery
* @extends parserlib.util.SyntaxUnit
* @constructor
* @param {String} modifier The modifier "not" or "only" (or null).
* @param {String} mediaType The type of media (i.e., "print").
* @param {Array} parts Array of selectors parts making up this selector.
* @param {int} line The line of text on which the unit resides.
* @param {int} col The column of text on which the unit resides.
*/
function MediaQuery(modifier, mediaType, features, line, col){
SyntaxUnit.call(this, (modifier ? modifier + " ": "") + (mediaType ? mediaType : "") + (mediaType && features.length > 0 ? " and " : "") + features.join(" and "), line, col, Parser.MEDIA_QUERY_TYPE);
/**
* The media modifier ("not" or "only")
* @type String
* @property modifier
*/
this.modifier = modifier;
/**
* The mediaType (i.e., "print")
* @type String
* @property mediaType
*/
this.mediaType = mediaType;
/**
* The parts that make up the selector.
* @type Array
* @property features
*/
this.features = features;
}
MediaQuery.prototype = new SyntaxUnit();
MediaQuery.prototype.constructor = MediaQuery;
/*global Tokens, TokenStream, SyntaxError, Properties, Validation, ValidationError, SyntaxUnit,
PropertyValue, PropertyValuePart, SelectorPart, SelectorSubPart, Selector,
PropertyName, Combinator, MediaFeature, MediaQuery, EventTarget */
/**
* A CSS3 parser.
* @namespace parserlib.css
* @class Parser
* @constructor
* @param {Object} options (Optional) Various options for the parser:
* starHack (true|false) to allow IE6 star hack as valid,
* underscoreHack (true|false) to interpret leading underscores
* as IE6-7 targeting for known properties, ieFilters (true|false)
* to indicate that IE < 8 filters should be accepted and not throw
* syntax errors.
*/
function Parser(options){
//inherit event functionality
EventTarget.call(this);
this.options = options || {};
this._tokenStream = null;
}
//Static constants
Parser.DEFAULT_TYPE = 0;
Parser.COMBINATOR_TYPE = 1;
Parser.MEDIA_FEATURE_TYPE = 2;
Parser.MEDIA_QUERY_TYPE = 3;
Parser.PROPERTY_NAME_TYPE = 4;
Parser.PROPERTY_VALUE_TYPE = 5;
Parser.PROPERTY_VALUE_PART_TYPE = 6;
Parser.SELECTOR_TYPE = 7;
Parser.SELECTOR_PART_TYPE = 8;
Parser.SELECTOR_SUB_PART_TYPE = 9;
Parser.prototype = function(){
var proto = new EventTarget(), //new prototype
prop,
additions = {
//restore constructor
constructor: Parser,
//instance constants - yuck
DEFAULT_TYPE : 0,
COMBINATOR_TYPE : 1,
MEDIA_FEATURE_TYPE : 2,
MEDIA_QUERY_TYPE : 3,
PROPERTY_NAME_TYPE : 4,
PROPERTY_VALUE_TYPE : 5,
PROPERTY_VALUE_PART_TYPE : 6,
SELECTOR_TYPE : 7,
SELECTOR_PART_TYPE : 8,
SELECTOR_SUB_PART_TYPE : 9,
//-----------------------------------------------------------------
// Grammar
//-----------------------------------------------------------------
_stylesheet: function(){
/*
* stylesheet
* : [ CHARSET_SYM S* STRING S* ';' ]?
* [S|CDO|CDC]* [ import [S|CDO|CDC]* ]*
* [ namespace [S|CDO|CDC]* ]*
* [ [ ruleset | media | page | font_face | keyframes ] [S|CDO|CDC]* ]*
* ;
*/
var tokenStream = this._tokenStream,
charset = null,
count,
token,
tt;
this.fire("startstylesheet");
//try to read character set
this._charset();
this._skipCruft();
//try to read imports - may be more than one
while (tokenStream.peek() == Tokens.IMPORT_SYM){
this._import();
this._skipCruft();
}
//try to read namespaces - may be more than one
while (tokenStream.peek() == Tokens.NAMESPACE_SYM){
this._namespace();
this._skipCruft();
}
//get the next token
tt = tokenStream.peek();
//try to read the rest
while(tt > Tokens.EOF){
try {
switch(tt){
case Tokens.MEDIA_SYM:
this._media();
this._skipCruft();
break;
case Tokens.PAGE_SYM:
this._page();
this._skipCruft();
break;
case Tokens.FONT_FACE_SYM:
this._font_face();
this._skipCruft();
break;
case Tokens.KEYFRAMES_SYM:
this._keyframes();
this._skipCruft();
break;
case Tokens.VIEWPORT_SYM:
this._viewport();
this._skipCruft();
break;
case Tokens.UNKNOWN_SYM: //unknown @ rule
tokenStream.get();
if (!this.options.strict){
//fire error event
this.fire({
type: "error",
error: null,
message: "Unknown @ rule: " + tokenStream.LT(0).value + ".",
line: tokenStream.LT(0).startLine,
col: tokenStream.LT(0).startCol
});
//skip braces
count=0;
while (tokenStream.advance([Tokens.LBRACE, Tokens.RBRACE]) == Tokens.LBRACE){
count++; //keep track of nesting depth
}
while(count){
tokenStream.advance([Tokens.RBRACE]);
count--;
}
} else {
//not a syntax error, rethrow it
throw new SyntaxError("Unknown @ rule.", tokenStream.LT(0).startLine, tokenStream.LT(0).startCol);
}
break;
case Tokens.S:
this._readWhitespace();
break;
default:
if(!this._ruleset()){
//error handling for known issues
switch(tt){
case Tokens.CHARSET_SYM:
token = tokenStream.LT(1);
this._charset(false);
throw new SyntaxError("@charset not allowed here.", token.startLine, token.startCol);
case Tokens.IMPORT_SYM:
token = tokenStream.LT(1);
this._import(false);
throw new SyntaxError("@import not allowed here.", token.startLine, token.startCol);
case Tokens.NAMESPACE_SYM:
token = tokenStream.LT(1);
this._namespace(false);
throw new SyntaxError("@namespace not allowed here.", token.startLine, token.startCol);
default:
tokenStream.get(); //get the last token
this._unexpectedToken(tokenStream.token());
}
}
}
} catch(ex) {
if (ex instanceof SyntaxError && !this.options.strict){
this.fire({
type: "error",
error: ex,
message: ex.message,
line: ex.line,
col: ex.col
});
} else {
throw ex;
}
}
tt = tokenStream.peek();
}
if (tt != Tokens.EOF){
this._unexpectedToken(tokenStream.token());
}
this.fire("endstylesheet");
},
_charset: function(emit){
var tokenStream = this._tokenStream,
charset,
token,
line,
col;
if (tokenStream.match(Tokens.CHARSET_SYM)){
line = tokenStream.token().startLine;
col = tokenStream.token().startCol;
this._readWhitespace();
tokenStream.mustMatch(Tokens.STRING);
token = tokenStream.token();
charset = token.value;
this._readWhitespace();
tokenStream.mustMatch(Tokens.SEMICOLON);
if (emit !== false){
this.fire({
type: "charset",
charset:charset,
line: line,
col: col
});
}
}
},
_import: function(emit){
/*
* import
* : IMPORT_SYM S*
* [STRING|URI] S* media_query_list? ';' S*
*/
var tokenStream = this._tokenStream,
tt,
uri,
importToken,
mediaList = [];
//read import symbol
tokenStream.mustMatch(Tokens.IMPORT_SYM);
importToken = tokenStream.token();
this._readWhitespace();
tokenStream.mustMatch([Tokens.STRING, Tokens.URI]);
//grab the URI value
uri = tokenStream.token().value.replace(/^(?:url\()?["']?([^"']+?)["']?\)?$/, "$1");
this._readWhitespace();
mediaList = this._media_query_list();
//must end with a semicolon
tokenStream.mustMatch(Tokens.SEMICOLON);
this._readWhitespace();
if (emit !== false){