1446 lines
40 KiB
JavaScript
1446 lines
40 KiB
JavaScript
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/*!
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* Copyright (c) 2011 Simo Kinnunen.
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* Licensed under the MIT license.
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*
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* @version ${Version}
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*/
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var Cufon = (function() {
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var api = function() {
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return api.replace.apply(null, arguments);
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};
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var DOM = api.DOM = {
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ready: (function() {
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var complete = false, readyStatus = { loaded: 1, complete: 1 };
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var queue = [], perform = function() {
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if (complete) return;
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complete = true;
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for (var fn; fn = queue.shift(); fn());
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};
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// Gecko, Opera, WebKit r26101+
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if (document.addEventListener) {
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document.addEventListener('DOMContentLoaded', perform, false);
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window.addEventListener('pageshow', perform, false); // For cached Gecko pages
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}
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// Old WebKit, Internet Explorer
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if (!window.opera && document.readyState) (function() {
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readyStatus[document.readyState] ? perform() : setTimeout(arguments.callee, 10);
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})();
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// Internet Explorer
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if (document.readyState && document.createStyleSheet) (function() {
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try {
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document.body.doScroll('left');
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perform();
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}
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catch (e) {
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setTimeout(arguments.callee, 1);
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}
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})();
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addEvent(window, 'load', perform); // Fallback
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return function(listener) {
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if (!arguments.length) perform();
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else complete ? listener() : queue.push(listener);
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};
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})(),
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root: function() {
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return document.documentElement || document.body;
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},
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strict: (function() {
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var doctype;
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// no doctype (doesn't always catch it though.. IE I'm looking at you)
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if (document.compatMode == 'BackCompat') return false;
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// WebKit, Gecko, Opera, IE9+
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doctype = document.doctype;
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if (doctype) {
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return !/frameset|transitional/i.test(doctype.publicId);
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}
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// IE<9, firstChild is the doctype even if there's an XML declaration
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doctype = document.firstChild;
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if (doctype.nodeType != 8 || /^DOCTYPE.+(transitional|frameset)/i.test(doctype.data)) {
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return false;
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}
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return true;
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})()
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};
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var CSS = api.CSS = {
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Size: function(value, base) {
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this.value = parseFloat(value);
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this.unit = String(value).match(/[a-z%]*$/)[0] || 'px';
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this.convert = function(value) {
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return value / base * this.value;
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};
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this.convertFrom = function(value) {
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return value / this.value * base;
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};
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this.toString = function() {
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return this.value + this.unit;
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};
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},
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addClass: function(el, className) {
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var current = el.className;
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el.className = current + (current && ' ') + className;
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return el;
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},
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color: cached(function(value) {
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var parsed = {};
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parsed.color = value.replace(/^rgba\((.*?),\s*([\d.]+)\)/, function($0, $1, $2) {
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parsed.opacity = parseFloat($2);
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return 'rgb(' + $1 + ')';
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});
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return parsed;
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}),
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// has no direct CSS equivalent.
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// @see http://msdn.microsoft.com/en-us/library/system.windows.fontstretches.aspx
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fontStretch: cached(function(value) {
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if (typeof value == 'number') return value;
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if (/%$/.test(value)) return parseFloat(value) / 100;
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return {
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'ultra-condensed': 0.5,
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'extra-condensed': 0.625,
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condensed: 0.75,
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'semi-condensed': 0.875,
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'semi-expanded': 1.125,
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expanded: 1.25,
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'extra-expanded': 1.5,
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'ultra-expanded': 2
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}[value] || 1;
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}),
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getStyle: function(el) {
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var view = document.defaultView;
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if (view && view.getComputedStyle) return new Style(view.getComputedStyle(el, null));
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if (el.currentStyle) return new Style(el.currentStyle);
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return new Style(el.style);
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},
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gradient: cached(function(value) {
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var gradient = {
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id: value,
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type: value.match(/^-([a-z]+)-gradient\(/)[1],
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stops: []
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}, colors = value.substr(value.indexOf('(')).match(/([\d.]+=)?(#[a-f0-9]+|[a-z]+\(.*?\)|[a-z]+)/ig);
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for (var i = 0, l = colors.length, stop; i < l; ++i) {
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stop = colors[i].split('=', 2).reverse();
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gradient.stops.push([ stop[1] || i / (l - 1), stop[0] ]);
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}
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return gradient;
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}),
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quotedList: cached(function(value) {
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// doesn't work properly with empty quoted strings (""), but
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// it's not worth the extra code.
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var list = [], re = /\s*((["'])([\s\S]*?[^\\])\2|[^,]+)\s*/g, match;
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while (match = re.exec(value)) list.push(match[3] || match[1]);
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return list;
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}),
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recognizesMedia: cached(function(media) {
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var el = document.createElement('style'), sheet, container, supported;
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el.type = 'text/css';
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el.media = media;
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try { // this is cached anyway
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el.appendChild(document.createTextNode('/**/'));
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} catch (e) {}
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container = elementsByTagName('head')[0];
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container.insertBefore(el, container.firstChild);
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sheet = (el.sheet || el.styleSheet);
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supported = sheet && !sheet.disabled;
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container.removeChild(el);
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return supported;
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}),
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removeClass: function(el, className) {
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var re = RegExp('(?:^|\\s+)' + className + '(?=\\s|$)', 'g');
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el.className = el.className.replace(re, '');
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return el;
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},
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supports: function(property, value) {
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var checker = document.createElement('span').style;
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if (checker[property] === undefined) return false;
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checker[property] = value;
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return checker[property] === value;
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},
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textAlign: function(word, style, position, wordCount) {
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if (style.get('textAlign') == 'right') {
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if (position > 0) word = ' ' + word;
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}
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else if (position < wordCount - 1) word += ' ';
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return word;
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},
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textShadow: cached(function(value) {
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if (value == 'none') return null;
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var shadows = [], currentShadow = {}, result, offCount = 0;
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var re = /(#[a-f0-9]+|[a-z]+\(.*?\)|[a-z]+)|(-?[\d.]+[a-z%]*)|,/ig;
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while (result = re.exec(value)) {
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if (result[0] == ',') {
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shadows.push(currentShadow);
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currentShadow = {};
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offCount = 0;
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}
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else if (result[1]) {
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currentShadow.color = result[1];
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}
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else {
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currentShadow[[ 'offX', 'offY', 'blur' ][offCount++]] = result[2];
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}
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}
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shadows.push(currentShadow);
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return shadows;
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}),
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textTransform: (function() {
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var map = {
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uppercase: function(s) {
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return s.toUpperCase();
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},
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lowercase: function(s) {
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return s.toLowerCase();
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},
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capitalize: function(s) {
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return s.replace(/(?:^|\s)./g, function($0) {
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return $0.toUpperCase();
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});
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}
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};
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return function(text, style) {
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var transform = map[style.get('textTransform')];
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return transform ? transform(text) : text;
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};
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})(),
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whiteSpace: (function() {
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var ignore = {
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inline: 1,
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'inline-block': 1,
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'run-in': 1
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};
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var wsStart = /^\s+/, wsEnd = /\s+$/;
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return function(text, style, node, previousElement, simple) {
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if (simple) return text.replace(wsStart, '').replace(wsEnd, ''); // @fixme too simple
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if (previousElement) {
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if (previousElement.nodeName.toLowerCase() == 'br') {
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text = text.replace(wsStart, '');
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}
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}
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if (ignore[style.get('display')]) return text;
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if (!node.previousSibling) text = text.replace(wsStart, '');
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if (!node.nextSibling) text = text.replace(wsEnd, '');
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return text;
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};
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})()
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};
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CSS.ready = (function() {
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// don't do anything in Safari 2 (it doesn't recognize any media type)
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var complete = !CSS.recognizesMedia('all'), hasLayout = false;
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var queue = [], perform = function() {
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complete = true;
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for (var fn; fn = queue.shift(); fn());
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};
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var links = elementsByTagName('link'), styles = elementsByTagName('style');
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var checkTypes = {
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'': 1,
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'text/css': 1
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};
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function isContainerReady(el) {
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if (!checkTypes[el.type.toLowerCase()]) return true;
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return el.disabled || isSheetReady(el.sheet, el.media || 'screen');
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}
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function isSheetReady(sheet, media) {
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// in Opera sheet.disabled is true when it's still loading,
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// even though link.disabled is false. they stay in sync if
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// set manually.
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if (!CSS.recognizesMedia(media || 'all')) return true;
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if (!sheet || sheet.disabled) return false;
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try {
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var rules = sheet.cssRules, rule;
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if (rules) {
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// needed for Safari 3 and Chrome 1.0.
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// in standards-conforming browsers cssRules contains @-rules.
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// Chrome 1.0 weirdness: rules[<number larger than .length - 1>]
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// returns the last rule, so a for loop is the only option.
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search: for (var i = 0, l = rules.length; rule = rules[i], i < l; ++i) {
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switch (rule.type) {
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case 2: // @charset
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break;
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case 3: // @import
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if (!isSheetReady(rule.styleSheet, rule.media.mediaText)) return false;
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break;
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default:
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// only @charset can precede @import
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break search;
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}
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}
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}
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}
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catch (e) {} // probably a style sheet from another domain
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return true;
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}
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function allStylesLoaded() {
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// Internet Explorer's style sheet model, there's no need to do anything
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if (document.createStyleSheet) return true;
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// standards-compliant browsers
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var el, i;
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for (i = 0; el = links[i]; ++i) {
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if (el.rel.toLowerCase() == 'stylesheet' && !isContainerReady(el)) return false;
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}
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for (i = 0; el = styles[i]; ++i) {
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if (!isContainerReady(el)) return false;
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}
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return true;
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}
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DOM.ready(function() {
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// getComputedStyle returns null in Gecko if used in an iframe with display: none
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if (!hasLayout) hasLayout = CSS.getStyle(document.body).isUsable();
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if (complete || (hasLayout && allStylesLoaded())) perform();
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else setTimeout(arguments.callee, 10);
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});
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|
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||
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return function(listener) {
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if (complete) listener();
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else queue.push(listener);
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};
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||
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})();
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function Font(data) {
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|
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var face = this.face = data.face, wordSeparators = {
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'\u0020': 1,
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'\u00a0': 1,
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'\u3000': 1
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};
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this.glyphs = (function(glyphs) {
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var key, fallbacks = {
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'\u2011': '\u002d',
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'\u00ad': '\u2011'
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};
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for (key in fallbacks) {
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if (!hasOwnProperty(fallbacks, key)) continue;
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||
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if (!glyphs[key]) glyphs[key] = glyphs[fallbacks[key]];
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}
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return glyphs;
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})(data.glyphs);
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this.w = data.w;
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this.baseSize = parseInt(face['units-per-em'], 10);
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this.family = face['font-family'].toLowerCase();
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this.weight = face['font-weight'];
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this.style = face['font-style'] || 'normal';
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||
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this.viewBox = (function () {
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var parts = face.bbox.split(/\s+/);
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||
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var box = {
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||
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minX: parseInt(parts[0], 10),
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minY: parseInt(parts[1], 10),
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||
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maxX: parseInt(parts[2], 10),
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||
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maxY: parseInt(parts[3], 10)
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||
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};
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||
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box.width = box.maxX - box.minX;
|
||
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box.height = box.maxY - box.minY;
|
||
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box.toString = function() {
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||
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return [ this.minX, this.minY, this.width, this.height ].join(' ');
|
||
|
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};
|
||
|
|
return box;
|
||
|
|
})();
|
||
|
|
|
||
|
|
this.ascent = -parseInt(face.ascent, 10);
|
||
|
|
this.descent = -parseInt(face.descent, 10);
|
||
|
|
|
||
|
|
this.height = -this.ascent + this.descent;
|
||
|
|
|
||
|
|
this.spacing = function(chars, letterSpacing, wordSpacing) {
|
||
|
|
var glyphs = this.glyphs, glyph,
|
||
|
|
kerning, k,
|
||
|
|
jumps = [],
|
||
|
|
width = 0, w,
|
||
|
|
i = -1, j = -1, chr;
|
||
|
|
while (chr = chars[++i]) {
|
||
|
|
glyph = glyphs[chr] || this.missingGlyph;
|
||
|
|
if (!glyph) continue;
|
||
|
|
if (kerning) {
|
||
|
|
width -= k = kerning[chr] || 0;
|
||
|
|
jumps[j] -= k;
|
||
|
|
}
|
||
|
|
w = glyph.w;
|
||
|
|
if (isNaN(w)) w = +this.w; // may have been a String in old fonts
|
||
|
|
if (w > 0) {
|
||
|
|
w += letterSpacing;
|
||
|
|
if (wordSeparators[chr]) w += wordSpacing;
|
||
|
|
}
|
||
|
|
width += jumps[++j] = ~~w; // get rid of decimals
|
||
|
|
kerning = glyph.k;
|
||
|
|
}
|
||
|
|
jumps.total = width;
|
||
|
|
return jumps;
|
||
|
|
};
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
function FontFamily() {
|
||
|
|
|
||
|
|
var styles = {}, mapping = {
|
||
|
|
oblique: 'italic',
|
||
|
|
italic: 'oblique'
|
||
|
|
};
|
||
|
|
|
||
|
|
this.add = function(font) {
|
||
|
|
(styles[font.style] || (styles[font.style] = {}))[font.weight] = font;
|
||
|
|
};
|
||
|
|
|
||
|
|
this.get = function(style, weight) {
|
||
|
|
var weights = styles[style] || styles[mapping[style]]
|
||
|
|
|| styles.normal || styles.italic || styles.oblique;
|
||
|
|
if (!weights) return null;
|
||
|
|
// we don't have to worry about "bolder" and "lighter"
|
||
|
|
// because IE's currentStyle returns a numeric value for it,
|
||
|
|
// and other browsers use the computed value anyway
|
||
|
|
weight = {
|
||
|
|
normal: 400,
|
||
|
|
bold: 700
|
||
|
|
}[weight] || parseInt(weight, 10);
|
||
|
|
if (weights[weight]) return weights[weight];
|
||
|
|
// http://www.w3.org/TR/CSS21/fonts.html#propdef-font-weight
|
||
|
|
// Gecko uses x99/x01 for lighter/bolder
|
||
|
|
var up = {
|
||
|
|
1: 1,
|
||
|
|
99: 0
|
||
|
|
}[weight % 100], alts = [], min, max;
|
||
|
|
if (up === undefined) up = weight > 400;
|
||
|
|
if (weight == 500) weight = 400;
|
||
|
|
for (var alt in weights) {
|
||
|
|
if (!hasOwnProperty(weights, alt)) continue;
|
||
|
|
alt = parseInt(alt, 10);
|
||
|
|
if (!min || alt < min) min = alt;
|
||
|
|
if (!max || alt > max) max = alt;
|
||
|
|
alts.push(alt);
|
||
|
|
}
|
||
|
|
if (weight < min) weight = min;
|
||
|
|
if (weight > max) weight = max;
|
||
|
|
alts.sort(function(a, b) {
|
||
|
|
return (up
|
||
|
|
? (a >= weight && b >= weight) ? a < b : a > b
|
||
|
|
: (a <= weight && b <= weight) ? a > b : a < b) ? -1 : 1;
|
||
|
|
});
|
||
|
|
return weights[alts[0]];
|
||
|
|
};
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
function HoverHandler() {
|
||
|
|
|
||
|
|
function contains(node, anotherNode) {
|
||
|
|
try {
|
||
|
|
if (node.contains) return node.contains(anotherNode);
|
||
|
|
return node.compareDocumentPosition(anotherNode) & 16;
|
||
|
|
}
|
||
|
|
catch(e) {} // probably a XUL element such as a scrollbar
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
// mouseover/mouseout (standards) mode
|
||
|
|
function onOverOut(e) {
|
||
|
|
var related = e.relatedTarget;
|
||
|
|
// there might be no relatedTarget if the element is right next
|
||
|
|
// to the window frame
|
||
|
|
if (related && contains(this, related)) return;
|
||
|
|
trigger(this, e.type == 'mouseover');
|
||
|
|
}
|
||
|
|
|
||
|
|
// mouseenter/mouseleave (probably ie) mode
|
||
|
|
function onEnterLeave(e) {
|
||
|
|
if (!e) e = window.event;
|
||
|
|
// ie model, we don't have access to "this", but
|
||
|
|
// mouseenter/leave doesn't bubble so it's fine.
|
||
|
|
trigger(e.target || e.srcElement, e.type == 'mouseenter');
|
||
|
|
}
|
||
|
|
|
||
|
|
function trigger(el, hoverState) {
|
||
|
|
// A timeout is needed so that the event can actually "happen"
|
||
|
|
// before replace is triggered. This ensures that styles are up
|
||
|
|
// to date.
|
||
|
|
setTimeout(function() {
|
||
|
|
var options = sharedStorage.get(el).options;
|
||
|
|
if (hoverState) {
|
||
|
|
options = merge(options, options.hover);
|
||
|
|
options._mediatorMode = 1;
|
||
|
|
}
|
||
|
|
api.replace(el, options, true);
|
||
|
|
}, 10);
|
||
|
|
}
|
||
|
|
|
||
|
|
this.attach = function(el) {
|
||
|
|
if (el.onmouseenter === undefined) {
|
||
|
|
addEvent(el, 'mouseover', onOverOut);
|
||
|
|
addEvent(el, 'mouseout', onOverOut);
|
||
|
|
}
|
||
|
|
else {
|
||
|
|
addEvent(el, 'mouseenter', onEnterLeave);
|
||
|
|
addEvent(el, 'mouseleave', onEnterLeave);
|
||
|
|
}
|
||
|
|
};
|
||
|
|
|
||
|
|
this.detach = function(el) {
|
||
|
|
if (el.onmouseenter === undefined) {
|
||
|
|
removeEvent(el, 'mouseover', onOverOut);
|
||
|
|
removeEvent(el, 'mouseout', onOverOut);
|
||
|
|
}
|
||
|
|
else {
|
||
|
|
removeEvent(el, 'mouseenter', onEnterLeave);
|
||
|
|
removeEvent(el, 'mouseleave', onEnterLeave);
|
||
|
|
}
|
||
|
|
};
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
function ReplaceHistory() {
|
||
|
|
|
||
|
|
var list = [], map = {};
|
||
|
|
|
||
|
|
function filter(keys) {
|
||
|
|
var values = [], key;
|
||
|
|
for (var i = 0; key = keys[i]; ++i) values[i] = list[map[key]];
|
||
|
|
return values;
|
||
|
|
}
|
||
|
|
|
||
|
|
this.add = function(key, args) {
|
||
|
|
map[key] = list.push(args) - 1;
|
||
|
|
};
|
||
|
|
|
||
|
|
this.repeat = function() {
|
||
|
|
var snapshot = arguments.length ? filter(arguments) : list, args;
|
||
|
|
for (var i = 0; args = snapshot[i++];) api.replace(args[0], args[1], true);
|
||
|
|
};
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
function Storage() {
|
||
|
|
|
||
|
|
var map = {}, at = 0;
|
||
|
|
|
||
|
|
function identify(el) {
|
||
|
|
return el.cufid || (el.cufid = ++at);
|
||
|
|
}
|
||
|
|
|
||
|
|
this.get = function(el) {
|
||
|
|
var id = identify(el);
|
||
|
|
return map[id] || (map[id] = {});
|
||
|
|
};
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
function Style(style) {
|
||
|
|
|
||
|
|
var custom = {}, sizes = {};
|
||
|
|
|
||
|
|
this.extend = function(styles) {
|
||
|
|
for (var property in styles) {
|
||
|
|
if (hasOwnProperty(styles, property)) custom[property] = styles[property];
|
||
|
|
}
|
||
|
|
return this;
|
||
|
|
};
|
||
|
|
|
||
|
|
this.get = function(property) {
|
||
|
|
return custom[property] != undefined ? custom[property] : style[property];
|
||
|
|
};
|
||
|
|
|
||
|
|
this.getSize = function(property, base) {
|
||
|
|
return sizes[property] || (sizes[property] = new CSS.Size(this.get(property), base));
|
||
|
|
};
|
||
|
|
|
||
|
|
this.isUsable = function() {
|
||
|
|
return !!style;
|
||
|
|
};
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
function addEvent(el, type, listener) {
|
||
|
|
if (el.addEventListener) {
|
||
|
|
el.addEventListener(type, listener, false);
|
||
|
|
}
|
||
|
|
else if (el.attachEvent) {
|
||
|
|
// we don't really need "this" right now, saves code
|
||
|
|
el.attachEvent('on' + type, listener);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
function attach(el, options) {
|
||
|
|
if (options._mediatorMode) return el;
|
||
|
|
var storage = sharedStorage.get(el);
|
||
|
|
var oldOptions = storage.options;
|
||
|
|
if (oldOptions) {
|
||
|
|
if (oldOptions === options) return el;
|
||
|
|
if (oldOptions.hover) hoverHandler.detach(el);
|
||
|
|
}
|
||
|
|
if (options.hover && options.hoverables[el.nodeName.toLowerCase()]) {
|
||
|
|
hoverHandler.attach(el);
|
||
|
|
}
|
||
|
|
storage.options = options;
|
||
|
|
return el;
|
||
|
|
}
|
||
|
|
|
||
|
|
function cached(fun) {
|
||
|
|
var cache = {};
|
||
|
|
return function(key) {
|
||
|
|
if (!hasOwnProperty(cache, key)) cache[key] = fun.apply(null, arguments);
|
||
|
|
return cache[key];
|
||
|
|
};
|
||
|
|
}
|
||
|
|
|
||
|
|
function getFont(el, style) {
|
||
|
|
var families = CSS.quotedList(style.get('fontFamily').toLowerCase()), family;
|
||
|
|
for (var i = 0; family = families[i]; ++i) {
|
||
|
|
if (fonts[family]) return fonts[family].get(style.get('fontStyle'), style.get('fontWeight'));
|
||
|
|
}
|
||
|
|
return null;
|
||
|
|
}
|
||
|
|
|
||
|
|
function elementsByTagName(query) {
|
||
|
|
return document.getElementsByTagName(query);
|
||
|
|
}
|
||
|
|
|
||
|
|
function hasOwnProperty(obj, property) {
|
||
|
|
return obj.hasOwnProperty(property);
|
||
|
|
}
|
||
|
|
|
||
|
|
function merge() {
|
||
|
|
var merged = {}, arg, key;
|
||
|
|
for (var i = 0, l = arguments.length; arg = arguments[i], i < l; ++i) {
|
||
|
|
for (key in arg) {
|
||
|
|
if (hasOwnProperty(arg, key)) merged[key] = arg[key];
|
||
|
|
}
|
||
|
|
}
|
||
|
|
return merged;
|
||
|
|
}
|
||
|
|
|
||
|
|
function process(font, text, style, options, node, el) {
|
||
|
|
var fragment = document.createDocumentFragment(), processed;
|
||
|
|
if (text === '') return fragment;
|
||
|
|
var separate = options.separate;
|
||
|
|
var parts = text.split(separators[separate]), needsAligning = (separate == 'words');
|
||
|
|
if (needsAligning && HAS_BROKEN_REGEXP) {
|
||
|
|
// @todo figure out a better way to do this
|
||
|
|
if (/^\s/.test(text)) parts.unshift('');
|
||
|
|
if (/\s$/.test(text)) parts.push('');
|
||
|
|
}
|
||
|
|
for (var i = 0, l = parts.length; i < l; ++i) {
|
||
|
|
processed = engines[options.engine](font,
|
||
|
|
needsAligning ? CSS.textAlign(parts[i], style, i, l) : parts[i],
|
||
|
|
style, options, node, el, i < l - 1);
|
||
|
|
if (processed) fragment.appendChild(processed);
|
||
|
|
}
|
||
|
|
return fragment;
|
||
|
|
}
|
||
|
|
|
||
|
|
function removeEvent(el, type, listener) {
|
||
|
|
if (el.removeEventListener) {
|
||
|
|
el.removeEventListener(type, listener, false);
|
||
|
|
}
|
||
|
|
else if (el.detachEvent) {
|
||
|
|
el.detachEvent('on' + type, listener);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
function replaceElement(el, options) {
|
||
|
|
var name = el.nodeName.toLowerCase();
|
||
|
|
if (options.ignore[name]) return;
|
||
|
|
if (options.ignoreClass && options.ignoreClass.test(el.className)) return;
|
||
|
|
if (options.onBeforeReplace) options.onBeforeReplace(el, options);
|
||
|
|
var replace = !options.textless[name], simple = (options.trim === 'simple');
|
||
|
|
var style = CSS.getStyle(attach(el, options)).extend(options);
|
||
|
|
// may cause issues if the element contains other elements
|
||
|
|
// with larger fontSize, however such cases are rare and can
|
||
|
|
// be fixed by using a more specific selector
|
||
|
|
if (parseFloat(style.get('fontSize')) === 0) return;
|
||
|
|
var font = getFont(el, style), node, type, next, anchor, text, lastElement;
|
||
|
|
var isShy = options.softHyphens, anyShy = false, pos, shy, reShy = /\u00ad/g;
|
||
|
|
var modifyText = options.modifyText;
|
||
|
|
if (!font) return;
|
||
|
|
for (node = el.firstChild; node; node = next) {
|
||
|
|
type = node.nodeType;
|
||
|
|
next = node.nextSibling;
|
||
|
|
if (replace && type == 3) {
|
||
|
|
if (isShy && el.nodeName.toLowerCase() != TAG_SHY) {
|
||
|
|
pos = node.data.indexOf('\u00ad');
|
||
|
|
if (pos >= 0) {
|
||
|
|
node.splitText(pos);
|
||
|
|
next = node.nextSibling;
|
||
|
|
next.deleteData(0, 1);
|
||
|
|
shy = document.createElement(TAG_SHY);
|
||
|
|
shy.appendChild(document.createTextNode('\u00ad'));
|
||
|
|
el.insertBefore(shy, next);
|
||
|
|
next = shy;
|
||
|
|
anyShy = true;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
// Node.normalize() is broken in IE 6, 7, 8
|
||
|
|
if (anchor) {
|
||
|
|
anchor.appendData(node.data);
|
||
|
|
el.removeChild(node);
|
||
|
|
}
|
||
|
|
else anchor = node;
|
||
|
|
if (next) continue;
|
||
|
|
}
|
||
|
|
if (anchor) {
|
||
|
|
text = anchor.data;
|
||
|
|
if (!isShy) text = text.replace(reShy, '');
|
||
|
|
text = CSS.whiteSpace(text, style, anchor, lastElement, simple);
|
||
|
|
// modify text only on the first replace
|
||
|
|
if (modifyText) text = modifyText(text, anchor, el, options);
|
||
|
|
el.replaceChild(process(font, text, style, options, node, el), anchor);
|
||
|
|
anchor = null;
|
||
|
|
}
|
||
|
|
if (type == 1) {
|
||
|
|
if (node.firstChild) {
|
||
|
|
if (node.nodeName.toLowerCase() == 'cufon') {
|
||
|
|
engines[options.engine](font, null, style, options, node, el);
|
||
|
|
}
|
||
|
|
else arguments.callee(node, options);
|
||
|
|
}
|
||
|
|
lastElement = node;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
if (isShy && anyShy) {
|
||
|
|
updateShy(el);
|
||
|
|
if (!trackingShy) addEvent(window, 'resize', updateShyOnResize);
|
||
|
|
trackingShy = true;
|
||
|
|
}
|
||
|
|
if (options.onAfterReplace) options.onAfterReplace(el, options);
|
||
|
|
}
|
||
|
|
|
||
|
|
function updateShy(context) {
|
||
|
|
var shys, shy, parent, glue, newGlue, next, prev, i;
|
||
|
|
shys = context.getElementsByTagName(TAG_SHY);
|
||
|
|
// unfortunately there doesn't seem to be any easy
|
||
|
|
// way to avoid having to loop through the shys twice.
|
||
|
|
for (i = 0; shy = shys[i]; ++i) {
|
||
|
|
shy.className = C_SHY_DISABLED;
|
||
|
|
glue = parent = shy.parentNode;
|
||
|
|
if (glue.nodeName.toLowerCase() != TAG_GLUE) {
|
||
|
|
newGlue = document.createElement(TAG_GLUE);
|
||
|
|
newGlue.appendChild(shy.previousSibling);
|
||
|
|
parent.insertBefore(newGlue, shy);
|
||
|
|
newGlue.appendChild(shy);
|
||
|
|
}
|
||
|
|
else {
|
||
|
|
// get rid of double glue (edge case fix)
|
||
|
|
glue = glue.parentNode;
|
||
|
|
if (glue.nodeName.toLowerCase() == TAG_GLUE) {
|
||
|
|
parent = glue.parentNode;
|
||
|
|
while (glue.firstChild) {
|
||
|
|
parent.insertBefore(glue.firstChild, glue);
|
||
|
|
}
|
||
|
|
parent.removeChild(glue);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
for (i = 0; shy = shys[i]; ++i) {
|
||
|
|
shy.className = '';
|
||
|
|
glue = shy.parentNode;
|
||
|
|
parent = glue.parentNode;
|
||
|
|
next = glue.nextSibling || parent.nextSibling;
|
||
|
|
// make sure we're comparing same types
|
||
|
|
prev = (next.nodeName.toLowerCase() == TAG_GLUE) ? glue : shy.previousSibling;
|
||
|
|
if (prev.offsetTop >= next.offsetTop) {
|
||
|
|
shy.className = C_SHY_DISABLED;
|
||
|
|
if (prev.offsetTop < next.offsetTop) {
|
||
|
|
// we have an annoying edge case, double the glue
|
||
|
|
newGlue = document.createElement(TAG_GLUE);
|
||
|
|
parent.insertBefore(newGlue, glue);
|
||
|
|
newGlue.appendChild(glue);
|
||
|
|
newGlue.appendChild(next);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
function updateShyOnResize() {
|
||
|
|
if (ignoreResize) return; // needed for IE
|
||
|
|
CSS.addClass(DOM.root(), C_VIEWPORT_RESIZING);
|
||
|
|
clearTimeout(shyTimer);
|
||
|
|
shyTimer = setTimeout(function() {
|
||
|
|
ignoreResize = true;
|
||
|
|
CSS.removeClass(DOM.root(), C_VIEWPORT_RESIZING);
|
||
|
|
updateShy(document);
|
||
|
|
ignoreResize = false;
|
||
|
|
}, 100);
|
||
|
|
}
|
||
|
|
|
||
|
|
var HAS_BROKEN_REGEXP = ' '.split(/\s+/).length == 0;
|
||
|
|
var TAG_GLUE = 'cufonglue';
|
||
|
|
var TAG_SHY = 'cufonshy';
|
||
|
|
var C_SHY_DISABLED = 'cufon-shy-disabled';
|
||
|
|
var C_VIEWPORT_RESIZING = 'cufon-viewport-resizing';
|
||
|
|
|
||
|
|
var sharedStorage = new Storage();
|
||
|
|
var hoverHandler = new HoverHandler();
|
||
|
|
var replaceHistory = new ReplaceHistory();
|
||
|
|
var initialized = false;
|
||
|
|
var trackingShy = false;
|
||
|
|
var shyTimer;
|
||
|
|
var ignoreResize = false;
|
||
|
|
|
||
|
|
var engines = {}, fonts = {}, defaultOptions = {
|
||
|
|
autoDetect: false,
|
||
|
|
engine: null,
|
||
|
|
forceHitArea: false,
|
||
|
|
hover: false,
|
||
|
|
hoverables: {
|
||
|
|
a: true
|
||
|
|
},
|
||
|
|
ignore: {
|
||
|
|
applet: 1,
|
||
|
|
canvas: 1,
|
||
|
|
col: 1,
|
||
|
|
colgroup: 1,
|
||
|
|
head: 1,
|
||
|
|
iframe: 1,
|
||
|
|
map: 1,
|
||
|
|
noscript: 1,
|
||
|
|
optgroup: 1,
|
||
|
|
option: 1,
|
||
|
|
script: 1,
|
||
|
|
select: 1,
|
||
|
|
style: 1,
|
||
|
|
textarea: 1,
|
||
|
|
title: 1,
|
||
|
|
pre: 1
|
||
|
|
},
|
||
|
|
ignoreClass: null,
|
||
|
|
modifyText: null,
|
||
|
|
onAfterReplace: null,
|
||
|
|
onBeforeReplace: null,
|
||
|
|
printable: true,
|
||
|
|
selector: (
|
||
|
|
window.Sizzle
|
||
|
|
|| (window.jQuery && function(query) { return jQuery(query); }) // avoid noConflict issues
|
||
|
|
|| (window.dojo && dojo.query)
|
||
|
|
|| (window.glow && glow.dom && glow.dom.get)
|
||
|
|
|| (window.Ext && Ext.query)
|
||
|
|
|| (window.YAHOO && YAHOO.util && YAHOO.util.Selector && YAHOO.util.Selector.query)
|
||
|
|
|| (window.$$ && function(query) { return $$(query); })
|
||
|
|
|| (window.$ && function(query) { return $(query); })
|
||
|
|
|| (document.querySelectorAll && function(query) { return document.querySelectorAll(query); })
|
||
|
|
|| elementsByTagName
|
||
|
|
),
|
||
|
|
separate: 'words', // 'none' and 'characters' are also accepted
|
||
|
|
softHyphens: true,
|
||
|
|
textless: {
|
||
|
|
dl: 1,
|
||
|
|
html: 1,
|
||
|
|
ol: 1,
|
||
|
|
table: 1,
|
||
|
|
tbody: 1,
|
||
|
|
thead: 1,
|
||
|
|
tfoot: 1,
|
||
|
|
tr: 1,
|
||
|
|
ul: 1
|
||
|
|
},
|
||
|
|
textShadow: 'none',
|
||
|
|
trim: 'advanced'
|
||
|
|
};
|
||
|
|
|
||
|
|
var separators = {
|
||
|
|
// The first pattern may cause unicode characters above
|
||
|
|
// code point 255 to be removed in Safari 3.0. Luckily enough
|
||
|
|
// Safari 3.0 does not include non-breaking spaces in \s, so
|
||
|
|
// we can just use a simple alternative pattern.
|
||
|
|
words: /\s/.test('\u00a0') ? /[^\S\u00a0]+/ : /\s+/,
|
||
|
|
characters: '',
|
||
|
|
none: /^/
|
||
|
|
};
|
||
|
|
|
||
|
|
api.now = function() {
|
||
|
|
DOM.ready();
|
||
|
|
return api;
|
||
|
|
};
|
||
|
|
|
||
|
|
api.refresh = function() {
|
||
|
|
replaceHistory.repeat.apply(replaceHistory, arguments);
|
||
|
|
return api;
|
||
|
|
};
|
||
|
|
|
||
|
|
api.registerEngine = function(id, engine) {
|
||
|
|
if (!engine) return api;
|
||
|
|
engines[id] = engine;
|
||
|
|
return api.set('engine', id);
|
||
|
|
};
|
||
|
|
|
||
|
|
api.registerFont = function(data) {
|
||
|
|
if (!data) return api;
|
||
|
|
var font = new Font(data), family = font.family;
|
||
|
|
if (!fonts[family]) fonts[family] = new FontFamily();
|
||
|
|
fonts[family].add(font);
|
||
|
|
return api.set('fontFamily', '"' + family + '"');
|
||
|
|
};
|
||
|
|
|
||
|
|
api.hasFont = function(family){
|
||
|
|
if(fonts[family.toLowerCase()]){
|
||
|
|
return true;
|
||
|
|
} else {
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
};
|
||
|
|
|
||
|
|
api.replace = function(elements, options, ignoreHistory) {
|
||
|
|
options = merge(defaultOptions, options);
|
||
|
|
if (!options.engine) return api; // there's no browser support so we'll just stop here
|
||
|
|
if (!initialized) {
|
||
|
|
CSS.addClass(DOM.root(), 'cufon-active cufon-loading');
|
||
|
|
CSS.ready(function() {
|
||
|
|
// fires before any replace() calls, but it doesn't really matter
|
||
|
|
CSS.addClass(CSS.removeClass(DOM.root(), 'cufon-loading'), 'cufon-ready');
|
||
|
|
});
|
||
|
|
initialized = true;
|
||
|
|
}
|
||
|
|
if (options.hover) options.forceHitArea = true;
|
||
|
|
if (options.autoDetect) delete options.fontFamily;
|
||
|
|
if (typeof options.ignoreClass == 'string') {
|
||
|
|
options.ignoreClass = new RegExp('(?:^|\\s)(?:' + options.ignoreClass.replace(/\s+/g, '|') + ')(?:\\s|$)');
|
||
|
|
}
|
||
|
|
if (typeof options.textShadow == 'string') {
|
||
|
|
options.textShadow = CSS.textShadow(options.textShadow);
|
||
|
|
}
|
||
|
|
if (typeof options.color == 'string' && /^-/.test(options.color)) {
|
||
|
|
options.textGradient = CSS.gradient(options.color);
|
||
|
|
}
|
||
|
|
else delete options.textGradient;
|
||
|
|
if (typeof elements == 'string') {
|
||
|
|
if (!ignoreHistory) replaceHistory.add(elements, arguments);
|
||
|
|
elements = [ elements ];
|
||
|
|
}
|
||
|
|
else if (elements.nodeType) elements = [ elements ];
|
||
|
|
CSS.ready(function() {
|
||
|
|
for (var i = 0, l = elements.length; i < l; ++i) {
|
||
|
|
var el = elements[i];
|
||
|
|
if (typeof el == 'string') api.replace(options.selector(el), options, true);
|
||
|
|
else replaceElement(el, options);
|
||
|
|
}
|
||
|
|
});
|
||
|
|
return api;
|
||
|
|
};
|
||
|
|
|
||
|
|
api.set = function(option, value) {
|
||
|
|
defaultOptions[option] = value;
|
||
|
|
return api;
|
||
|
|
};
|
||
|
|
|
||
|
|
return api;
|
||
|
|
|
||
|
|
})();
|
||
|
|
|
||
|
|
Cufon.registerEngine('vml', (function() {
|
||
|
|
|
||
|
|
var ns = document.namespaces;
|
||
|
|
if (!ns) return;
|
||
|
|
ns.add('cvml', 'urn:schemas-microsoft-com:vml');
|
||
|
|
ns = null;
|
||
|
|
|
||
|
|
var check = document.createElement('cvml:shape');
|
||
|
|
check.style.behavior = 'url(#default#VML)';
|
||
|
|
if (!check.coordsize) return; // VML isn't supported
|
||
|
|
check = null;
|
||
|
|
|
||
|
|
var HAS_BROKEN_LINEHEIGHT = (document.documentMode || 0) < 8;
|
||
|
|
|
||
|
|
document.write(('<style type="text/css">' +
|
||
|
|
'cufoncanvas{text-indent:0;}' +
|
||
|
|
'@media screen{' +
|
||
|
|
'cvml\\:shape,cvml\\:rect,cvml\\:fill,cvml\\:shadow{behavior:url(#default#VML);display:block;antialias:true;position:absolute;}' +
|
||
|
|
'cufoncanvas{position:absolute;text-align:left;}' +
|
||
|
|
'cufon{display:inline-block;position:relative;vertical-align:' +
|
||
|
|
(HAS_BROKEN_LINEHEIGHT
|
||
|
|
? 'middle'
|
||
|
|
: 'text-bottom') +
|
||
|
|
';}' +
|
||
|
|
'cufon cufontext{position:absolute;left:-10000in;font-size:1px;text-align:left;}' +
|
||
|
|
'cufonshy.cufon-shy-disabled,.cufon-viewport-resizing cufonshy{display:none;}' +
|
||
|
|
'cufonglue{white-space:nowrap;display:inline-block;}' +
|
||
|
|
'.cufon-viewport-resizing cufonglue{white-space:normal;}' +
|
||
|
|
'a cufon{cursor:pointer}' + // ignore !important here
|
||
|
|
'}' +
|
||
|
|
'@media print{' +
|
||
|
|
'cufon cufoncanvas{display:none;}' +
|
||
|
|
'}' +
|
||
|
|
'</style>').replace(/;/g, '!important;'));
|
||
|
|
|
||
|
|
function getFontSizeInPixels(el, value) {
|
||
|
|
return getSizeInPixels(el, /(?:em|ex|%)$|^[a-z-]+$/i.test(value) ? '1em' : value);
|
||
|
|
}
|
||
|
|
|
||
|
|
// Original by Dead Edwards.
|
||
|
|
// Combined with getFontSizeInPixels it also works with relative units.
|
||
|
|
function getSizeInPixels(el, value) {
|
||
|
|
if (!isNaN(value) || /px$/i.test(value)) return parseFloat(value);
|
||
|
|
var style = el.style.left, runtimeStyle = el.runtimeStyle.left;
|
||
|
|
el.runtimeStyle.left = el.currentStyle.left;
|
||
|
|
el.style.left = value.replace('%', 'em');
|
||
|
|
var result = el.style.pixelLeft;
|
||
|
|
el.style.left = style;
|
||
|
|
el.runtimeStyle.left = runtimeStyle;
|
||
|
|
return result;
|
||
|
|
}
|
||
|
|
|
||
|
|
function getSpacingValue(el, style, size, property) {
|
||
|
|
var key = 'computed' + property, value = style[key];
|
||
|
|
if (isNaN(value)) {
|
||
|
|
value = style.get(property);
|
||
|
|
style[key] = value = (value == 'normal') ? 0 : ~~size.convertFrom(getSizeInPixels(el, value));
|
||
|
|
}
|
||
|
|
return value;
|
||
|
|
}
|
||
|
|
|
||
|
|
var fills = {};
|
||
|
|
|
||
|
|
function gradientFill(gradient) {
|
||
|
|
var id = gradient.id;
|
||
|
|
if (!fills[id]) {
|
||
|
|
var stops = gradient.stops, fill = document.createElement('cvml:fill'), colors = [];
|
||
|
|
fill.type = 'gradient';
|
||
|
|
fill.angle = 180;
|
||
|
|
fill.focus = '0';
|
||
|
|
fill.method = 'none';
|
||
|
|
fill.color = stops[0][1];
|
||
|
|
for (var j = 1, k = stops.length - 1; j < k; ++j) {
|
||
|
|
colors.push(stops[j][0] * 100 + '% ' + stops[j][1]);
|
||
|
|
}
|
||
|
|
fill.colors = colors.join(',');
|
||
|
|
fill.color2 = stops[k][1];
|
||
|
|
fills[id] = fill;
|
||
|
|
}
|
||
|
|
return fills[id];
|
||
|
|
}
|
||
|
|
|
||
|
|
return function(font, text, style, options, node, el, hasNext) {
|
||
|
|
|
||
|
|
var redraw = (text === null);
|
||
|
|
|
||
|
|
if (redraw) text = node.alt;
|
||
|
|
|
||
|
|
var viewBox = font.viewBox;
|
||
|
|
|
||
|
|
var size = style.computedFontSize || (style.computedFontSize = new Cufon.CSS.Size(getFontSizeInPixels(el, style.get('fontSize')) + 'px', font.baseSize));
|
||
|
|
|
||
|
|
var wrapper, canvas;
|
||
|
|
|
||
|
|
if (redraw) {
|
||
|
|
wrapper = node;
|
||
|
|
canvas = node.firstChild;
|
||
|
|
}
|
||
|
|
else {
|
||
|
|
wrapper = document.createElement('cufon');
|
||
|
|
wrapper.className = 'cufon cufon-vml';
|
||
|
|
wrapper.alt = text;
|
||
|
|
|
||
|
|
canvas = document.createElement('cufoncanvas');
|
||
|
|
wrapper.appendChild(canvas);
|
||
|
|
|
||
|
|
if (options.printable) {
|
||
|
|
var print = document.createElement('cufontext');
|
||
|
|
print.appendChild(document.createTextNode(text));
|
||
|
|
wrapper.appendChild(print);
|
||
|
|
}
|
||
|
|
|
||
|
|
// ie6, for some reason, has trouble rendering the last VML element in the document.
|
||
|
|
// we can work around this by injecting a dummy element where needed.
|
||
|
|
// @todo find a better solution
|
||
|
|
if (!hasNext) wrapper.appendChild(document.createElement('cvml:shape'));
|
||
|
|
}
|
||
|
|
|
||
|
|
var wStyle = wrapper.style;
|
||
|
|
var cStyle = canvas.style;
|
||
|
|
|
||
|
|
var height = size.convert(viewBox.height), roundedHeight = Math.ceil(height);
|
||
|
|
var roundingFactor = roundedHeight / height;
|
||
|
|
var stretchFactor = roundingFactor * Cufon.CSS.fontStretch(style.get('fontStretch'));
|
||
|
|
var minX = viewBox.minX, minY = viewBox.minY;
|
||
|
|
|
||
|
|
cStyle.height = roundedHeight;
|
||
|
|
cStyle.top = Math.round(size.convert(minY - font.ascent));
|
||
|
|
cStyle.left = Math.round(size.convert(minX));
|
||
|
|
|
||
|
|
wStyle.height = size.convert(font.height) + 'px';
|
||
|
|
|
||
|
|
var color = style.get('color');
|
||
|
|
var chars = Cufon.CSS.textTransform(text, style).split('');
|
||
|
|
|
||
|
|
var jumps = font.spacing(chars,
|
||
|
|
getSpacingValue(el, style, size, 'letterSpacing'),
|
||
|
|
getSpacingValue(el, style, size, 'wordSpacing')
|
||
|
|
);
|
||
|
|
|
||
|
|
if (!jumps.length) return null;
|
||
|
|
|
||
|
|
var width = jumps.total;
|
||
|
|
var fullWidth = -minX + width + (viewBox.width - jumps[jumps.length - 1]);
|
||
|
|
|
||
|
|
var shapeWidth = size.convert(fullWidth * stretchFactor), roundedShapeWidth = Math.round(shapeWidth);
|
||
|
|
|
||
|
|
var coordSize = fullWidth + ',' + viewBox.height, coordOrigin;
|
||
|
|
var stretch = 'r' + coordSize + 'ns';
|
||
|
|
|
||
|
|
var fill = options.textGradient && gradientFill(options.textGradient);
|
||
|
|
|
||
|
|
var glyphs = font.glyphs, offsetX = 0;
|
||
|
|
var shadows = options.textShadow;
|
||
|
|
var i = -1, j = 0, chr;
|
||
|
|
|
||
|
|
while (chr = chars[++i]) {
|
||
|
|
|
||
|
|
var glyph = glyphs[chars[i]] || font.missingGlyph, shape;
|
||
|
|
if (!glyph) continue;
|
||
|
|
|
||
|
|
if (redraw) {
|
||
|
|
// some glyphs may be missing so we can't use i
|
||
|
|
shape = canvas.childNodes[j];
|
||
|
|
while (shape.firstChild) shape.removeChild(shape.firstChild); // shadow, fill
|
||
|
|
}
|
||
|
|
else {
|
||
|
|
shape = document.createElement('cvml:shape');
|
||
|
|
canvas.appendChild(shape);
|
||
|
|
}
|
||
|
|
|
||
|
|
shape.stroked = 'f';
|
||
|
|
shape.coordsize = coordSize;
|
||
|
|
shape.coordorigin = coordOrigin = (minX - offsetX) + ',' + minY;
|
||
|
|
shape.path = (glyph.d ? 'm' + glyph.d + 'xe' : '') + 'm' + coordOrigin + stretch;
|
||
|
|
shape.fillcolor = color;
|
||
|
|
|
||
|
|
if (fill) shape.appendChild(fill.cloneNode(false));
|
||
|
|
|
||
|
|
// it's important to not set top/left or IE8 will grind to a halt
|
||
|
|
var sStyle = shape.style;
|
||
|
|
sStyle.width = roundedShapeWidth;
|
||
|
|
sStyle.height = roundedHeight;
|
||
|
|
|
||
|
|
if (shadows) {
|
||
|
|
// due to the limitations of the VML shadow element there
|
||
|
|
// can only be two visible shadows. opacity is shared
|
||
|
|
// for all shadows.
|
||
|
|
var shadow1 = shadows[0], shadow2 = shadows[1];
|
||
|
|
var color1 = Cufon.CSS.color(shadow1.color), color2;
|
||
|
|
var shadow = document.createElement('cvml:shadow');
|
||
|
|
shadow.on = 't';
|
||
|
|
shadow.color = color1.color;
|
||
|
|
shadow.offset = shadow1.offX + ',' + shadow1.offY;
|
||
|
|
if (shadow2) {
|
||
|
|
color2 = Cufon.CSS.color(shadow2.color);
|
||
|
|
shadow.type = 'double';
|
||
|
|
shadow.color2 = color2.color;
|
||
|
|
shadow.offset2 = shadow2.offX + ',' + shadow2.offY;
|
||
|
|
}
|
||
|
|
shadow.opacity = color1.opacity || (color2 && color2.opacity) || 1;
|
||
|
|
shape.appendChild(shadow);
|
||
|
|
}
|
||
|
|
|
||
|
|
offsetX += jumps[j++];
|
||
|
|
}
|
||
|
|
|
||
|
|
// addresses flickering issues on :hover
|
||
|
|
|
||
|
|
var cover = shape.nextSibling, coverFill, vStyle;
|
||
|
|
|
||
|
|
if (options.forceHitArea) {
|
||
|
|
|
||
|
|
if (!cover) {
|
||
|
|
cover = document.createElement('cvml:rect');
|
||
|
|
cover.stroked = 'f';
|
||
|
|
cover.className = 'cufon-vml-cover';
|
||
|
|
coverFill = document.createElement('cvml:fill');
|
||
|
|
coverFill.opacity = 0;
|
||
|
|
cover.appendChild(coverFill);
|
||
|
|
canvas.appendChild(cover);
|
||
|
|
}
|
||
|
|
|
||
|
|
vStyle = cover.style;
|
||
|
|
|
||
|
|
vStyle.width = roundedShapeWidth;
|
||
|
|
vStyle.height = roundedHeight;
|
||
|
|
|
||
|
|
}
|
||
|
|
else if (cover) canvas.removeChild(cover);
|
||
|
|
|
||
|
|
wStyle.width = Math.max(Math.ceil(size.convert(width * stretchFactor)), 0);
|
||
|
|
|
||
|
|
if (HAS_BROKEN_LINEHEIGHT) {
|
||
|
|
|
||
|
|
var yAdjust = style.computedYAdjust;
|
||
|
|
|
||
|
|
if (yAdjust === undefined) {
|
||
|
|
var lineHeight = style.get('lineHeight');
|
||
|
|
if (lineHeight == 'normal') lineHeight = '1em';
|
||
|
|
else if (!isNaN(lineHeight)) lineHeight += 'em'; // no unit
|
||
|
|
style.computedYAdjust = yAdjust = 0.5 * (getSizeInPixels(el, lineHeight) - parseFloat(wStyle.height));
|
||
|
|
}
|
||
|
|
|
||
|
|
if (yAdjust) {
|
||
|
|
wStyle.marginTop = Math.ceil(yAdjust) + 'px';
|
||
|
|
wStyle.marginBottom = yAdjust + 'px';
|
||
|
|
}
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
return wrapper;
|
||
|
|
|
||
|
|
};
|
||
|
|
|
||
|
|
})());
|
||
|
|
|
||
|
|
Cufon.registerEngine('canvas', (function() {
|
||
|
|
|
||
|
|
// Safari 2 doesn't support .apply() on native methods
|
||
|
|
|
||
|
|
var check = document.createElement('canvas');
|
||
|
|
if (!check || !check.getContext || !check.getContext.apply) return;
|
||
|
|
check = null;
|
||
|
|
|
||
|
|
var HAS_INLINE_BLOCK = Cufon.CSS.supports('display', 'inline-block');
|
||
|
|
|
||
|
|
// Firefox 2 w/ non-strict doctype (almost standards mode)
|
||
|
|
var HAS_BROKEN_LINEHEIGHT = !HAS_INLINE_BLOCK && (document.compatMode == 'BackCompat' || /frameset|transitional/i.test(document.doctype.publicId));
|
||
|
|
|
||
|
|
var styleSheet = document.createElement('style');
|
||
|
|
styleSheet.type = 'text/css';
|
||
|
|
styleSheet.appendChild(document.createTextNode((
|
||
|
|
'cufon{text-indent:0;}' +
|
||
|
|
'@media screen,projection{' +
|
||
|
|
'cufon{display:inline;display:inline-block;position:relative;vertical-align:middle;' +
|
||
|
|
(HAS_BROKEN_LINEHEIGHT
|
||
|
|
? ''
|
||
|
|
: 'font-size:1px;line-height:1px;') +
|
||
|
|
'}cufon cufontext{display:-moz-inline-box;display:inline-block;width:0;height:0;text-align:left;text-indent:-10000in;}' +
|
||
|
|
(HAS_INLINE_BLOCK
|
||
|
|
? 'cufon canvas{position:relative;}'
|
||
|
|
: 'cufon canvas{position:absolute;}') +
|
||
|
|
'cufonshy.cufon-shy-disabled,.cufon-viewport-resizing cufonshy{display:none;}' +
|
||
|
|
'cufonglue{white-space:nowrap;display:inline-block;}' +
|
||
|
|
'.cufon-viewport-resizing cufonglue{white-space:normal;}' +
|
||
|
|
'}' +
|
||
|
|
'@media print{' +
|
||
|
|
'cufon{padding:0;}' + // Firefox 2
|
||
|
|
'cufon canvas{display:none;}' +
|
||
|
|
'}'
|
||
|
|
).replace(/;/g, '!important;')));
|
||
|
|
document.getElementsByTagName('head')[0].appendChild(styleSheet);
|
||
|
|
|
||
|
|
function generateFromVML(path, context) {
|
||
|
|
var atX = 0, atY = 0;
|
||
|
|
var code = [], re = /([mrvxe])([^a-z]*)/g, match;
|
||
|
|
generate: for (var i = 0; match = re.exec(path); ++i) {
|
||
|
|
var c = match[2].split(',');
|
||
|
|
switch (match[1]) {
|
||
|
|
case 'v':
|
||
|
|
code[i] = { m: 'bezierCurveTo', a: [ atX + ~~c[0], atY + ~~c[1], atX + ~~c[2], atY + ~~c[3], atX += ~~c[4], atY += ~~c[5] ] };
|
||
|
|
break;
|
||
|
|
case 'r':
|
||
|
|
code[i] = { m: 'lineTo', a: [ atX += ~~c[0], atY += ~~c[1] ] };
|
||
|
|
break;
|
||
|
|
case 'm':
|
||
|
|
code[i] = { m: 'moveTo', a: [ atX = ~~c[0], atY = ~~c[1] ] };
|
||
|
|
break;
|
||
|
|
case 'x':
|
||
|
|
code[i] = { m: 'closePath' };
|
||
|
|
break;
|
||
|
|
case 'e':
|
||
|
|
break generate;
|
||
|
|
}
|
||
|
|
context[code[i].m].apply(context, code[i].a);
|
||
|
|
}
|
||
|
|
return code;
|
||
|
|
}
|
||
|
|
|
||
|
|
function interpret(code, context) {
|
||
|
|
for (var i = 0, l = code.length; i < l; ++i) {
|
||
|
|
var line = code[i];
|
||
|
|
context[line.m].apply(context, line.a);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
return function(font, text, style, options, node, el) {
|
||
|
|
|
||
|
|
var redraw = (text === null);
|
||
|
|
|
||
|
|
if (redraw) text = node.getAttribute('alt');
|
||
|
|
|
||
|
|
var viewBox = font.viewBox;
|
||
|
|
|
||
|
|
var size = style.getSize('fontSize', font.baseSize);
|
||
|
|
|
||
|
|
var expandTop = 0, expandRight = 0, expandBottom = 0, expandLeft = 0;
|
||
|
|
var shadows = options.textShadow, shadowOffsets = [];
|
||
|
|
if (shadows) {
|
||
|
|
for (var i = shadows.length; i--;) {
|
||
|
|
var shadow = shadows[i];
|
||
|
|
var x = size.convertFrom(parseFloat(shadow.offX));
|
||
|
|
var y = size.convertFrom(parseFloat(shadow.offY));
|
||
|
|
shadowOffsets[i] = [ x, y ];
|
||
|
|
if (y < expandTop) expandTop = y;
|
||
|
|
if (x > expandRight) expandRight = x;
|
||
|
|
if (y > expandBottom) expandBottom = y;
|
||
|
|
if (x < expandLeft) expandLeft = x;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
var chars = Cufon.CSS.textTransform(text, style).split('');
|
||
|
|
|
||
|
|
var jumps = font.spacing(chars,
|
||
|
|
~~size.convertFrom(parseFloat(style.get('letterSpacing')) || 0),
|
||
|
|
~~size.convertFrom(parseFloat(style.get('wordSpacing')) || 0)
|
||
|
|
);
|
||
|
|
|
||
|
|
if (!jumps.length) return null; // there's nothing to render
|
||
|
|
|
||
|
|
var width = jumps.total;
|
||
|
|
|
||
|
|
expandRight += viewBox.width - jumps[jumps.length - 1];
|
||
|
|
expandLeft += viewBox.minX;
|
||
|
|
|
||
|
|
var wrapper, canvas;
|
||
|
|
|
||
|
|
if (redraw) {
|
||
|
|
wrapper = node;
|
||
|
|
canvas = node.firstChild;
|
||
|
|
}
|
||
|
|
else {
|
||
|
|
wrapper = document.createElement('cufon');
|
||
|
|
wrapper.className = 'cufon cufon-canvas';
|
||
|
|
wrapper.setAttribute('alt', text);
|
||
|
|
|
||
|
|
canvas = document.createElement('canvas');
|
||
|
|
wrapper.appendChild(canvas);
|
||
|
|
|
||
|
|
if (options.printable) {
|
||
|
|
var print = document.createElement('cufontext');
|
||
|
|
print.appendChild(document.createTextNode(text));
|
||
|
|
wrapper.appendChild(print);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
var wStyle = wrapper.style;
|
||
|
|
var cStyle = canvas.style;
|
||
|
|
|
||
|
|
var height = size.convert(viewBox.height);
|
||
|
|
var roundedHeight = Math.ceil(height);
|
||
|
|
var roundingFactor = roundedHeight / height;
|
||
|
|
var stretchFactor = roundingFactor * Cufon.CSS.fontStretch(style.get('fontStretch'));
|
||
|
|
var stretchedWidth = width * stretchFactor;
|
||
|
|
|
||
|
|
var canvasWidth = Math.ceil(size.convert(stretchedWidth + expandRight - expandLeft));
|
||
|
|
var canvasHeight = Math.ceil(size.convert(viewBox.height - expandTop + expandBottom));
|
||
|
|
|
||
|
|
canvas.width = canvasWidth;
|
||
|
|
canvas.height = canvasHeight;
|
||
|
|
|
||
|
|
// needed for WebKit and full page zoom
|
||
|
|
cStyle.width = canvasWidth + 'px';
|
||
|
|
cStyle.height = canvasHeight + 'px';
|
||
|
|
|
||
|
|
// minY has no part in canvas.height
|
||
|
|
expandTop += viewBox.minY;
|
||
|
|
|
||
|
|
cStyle.top = Math.round(size.convert(expandTop - font.ascent)) + 'px';
|
||
|
|
cStyle.left = Math.round(size.convert(expandLeft)) + 'px';
|
||
|
|
|
||
|
|
var wrapperWidth = Math.max(Math.ceil(size.convert(stretchedWidth)), 0) + 'px';
|
||
|
|
|
||
|
|
if (HAS_INLINE_BLOCK) {
|
||
|
|
wStyle.width = wrapperWidth;
|
||
|
|
wStyle.height = size.convert(font.height) + 'px';
|
||
|
|
}
|
||
|
|
else {
|
||
|
|
wStyle.paddingLeft = wrapperWidth;
|
||
|
|
wStyle.paddingBottom = (size.convert(font.height) - 1) + 'px';
|
||
|
|
}
|
||
|
|
|
||
|
|
var g = canvas.getContext('2d'), scale = height / viewBox.height;
|
||
|
|
|
||
|
|
// proper horizontal scaling is performed later
|
||
|
|
g.scale(scale, scale * roundingFactor);
|
||
|
|
g.translate(-expandLeft, -expandTop);
|
||
|
|
g.save();
|
||
|
|
|
||
|
|
function renderText() {
|
||
|
|
var glyphs = font.glyphs, glyph, i = -1, j = -1, chr;
|
||
|
|
g.scale(stretchFactor, 1);
|
||
|
|
while (chr = chars[++i]) {
|
||
|
|
var glyph = glyphs[chars[i]] || font.missingGlyph;
|
||
|
|
if (!glyph) continue;
|
||
|
|
if (glyph.d) {
|
||
|
|
g.beginPath();
|
||
|
|
if (glyph.code) interpret(glyph.code, g);
|
||
|
|
else glyph.code = generateFromVML('m' + glyph.d, g);
|
||
|
|
g.fill();
|
||
|
|
}
|
||
|
|
g.translate(jumps[++j], 0);
|
||
|
|
}
|
||
|
|
g.restore();
|
||
|
|
}
|
||
|
|
|
||
|
|
if (shadows) {
|
||
|
|
for (var i = shadows.length; i--;) {
|
||
|
|
var shadow = shadows[i];
|
||
|
|
g.save();
|
||
|
|
g.fillStyle = shadow.color;
|
||
|
|
g.translate.apply(g, shadowOffsets[i]);
|
||
|
|
renderText();
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
var gradient = options.textGradient;
|
||
|
|
if (gradient) {
|
||
|
|
var stops = gradient.stops, fill = g.createLinearGradient(0, viewBox.minY, 0, viewBox.maxY);
|
||
|
|
for (var i = 0, l = stops.length; i < l; ++i) {
|
||
|
|
fill.addColorStop.apply(fill, stops[i]);
|
||
|
|
}
|
||
|
|
g.fillStyle = fill;
|
||
|
|
}
|
||
|
|
else g.fillStyle = style.get('color');
|
||
|
|
|
||
|
|
renderText();
|
||
|
|
|
||
|
|
return wrapper;
|
||
|
|
|
||
|
|
};
|
||
|
|
|
||
|
|
})());
|