Update SVG-Edit

Hyperlinking, among other new features.

public/svg-edit/editor/browser.js

@@ -0,0 +1,140 @@
+/**
+ * Package: svgedit.browser
+ *
+ * Licensed under the Apache License, Version 2
+ *
+ * Copyright(c) 2010 Jeff Schiller
+ * Copyright(c) 2010 Alexis Deveria
+ */
+
+// Dependencies:
+// 1) jQuery (for $.alert())
+
+var svgedit = svgedit || {};
+
+(function() {
+
+if (!svgedit.browser) {
+	svgedit.browser = {};
+}
+
+var supportsSvg_ = (function() {
+        return !!document.createElementNS && !!document.createElementNS('http://www.w3.org/2000/svg', 'svg').createSVGRect;
+})();
+svgedit.browser.supportsSvg = function() { return supportsSvg_; }
+if(!svgedit.browser.supportsSvg()) {
+	window.location = "browser-not-supported.html";
+}
+else{
+
+var svgns = 'http://www.w3.org/2000/svg';
+var userAgent = navigator.userAgent;
+var svg = document.createElementNS(svgns, 'svg');
+
+// Note: Browser sniffing should only be used if no other detection method is possible
+var isOpera_ = !!window.opera;
+var isWebkit_ = userAgent.indexOf("AppleWebKit") >= 0;
+var isGecko_ = userAgent.indexOf('Gecko/') >= 0;
+
+var supportsSelectors_ = (function() {
+	return !!svg.querySelector;
+})();
+
+var supportsXpath_ = (function() {
+	return !!document.evaluate;
+})();
+
+// segList functions (for FF1.5 and 2.0)
+var supportsPathReplaceItem_ = (function() {
+	var path = document.createElementNS(svgns, 'path');
+	path.setAttribute('d','M0,0 10,10');
+	var seglist = path.pathSegList;
+	var seg = path.createSVGPathSegLinetoAbs(5,5);
+	try {
+		seglist.replaceItem(seg, 0);
+		return true;
+	} catch(err) {}
+	return false;
+})();
+
+var supportsPathInsertItemBefore_ = (function() {
+	var path = document.createElementNS(svgns,'path');
+	path.setAttribute('d','M0,0 10,10');
+	var seglist = path.pathSegList;
+	var seg = path.createSVGPathSegLinetoAbs(5,5);
+	try {
+		seglist.insertItemBefore(seg, 0);
+		return true;
+	} catch(err) {}
+	return false;
+})();
+
+// text character positioning
+var supportsTextCharPos_ = (function() {
+	var retValue = false;
+	var svgcontent = document.createElementNS(svgns, 'svg');
+	document.documentElement.appendChild(svgcontent);
+	try {
+		var text = document.createElementNS(svgns,'text');
+		text.textContent = 'a';
+		svgcontent.appendChild(text);
+		text.getStartPositionOfChar(0);
+		retValue = true;
+	} catch(err) {}
+	document.documentElement.removeChild(svgcontent);
+	return retValue;
+})();
+
+var supportsEditableText_ = (function() {
+	// TODO: Find better way to check support for this
+	return isOpera_;
+})();
+
+var supportsGoodDecimals_ = (function() {
+	// Correct decimals on clone attributes (Opera < 10.5/win/non-en)
+	var rect = document.createElementNS(svgns, 'rect');
+	rect.setAttribute('x',.1);
+	var crect = rect.cloneNode(false);
+	var retValue = (crect.getAttribute('x').indexOf(',') == -1);
+	if(!retValue) {
+		$.alert("NOTE: This version of Opera is known to contain bugs in SVG-edit.\n\
+		Please upgrade to the <a href='http://opera.com'>latest version</a> in which the problems have been fixed.");
+	}
+	return retValue;
+})();
+
+var supportsNonScalingStroke_ = (function() {
+	var rect = document.createElementNS(svgns, 'rect');
+	rect.setAttribute('style','vector-effect:non-scaling-stroke');
+	return rect.style.vectorEffect === 'non-scaling-stroke';
+})();
+
+var supportsNativeSVGTransformLists_ = (function() {
+	var rect = document.createElementNS(svgns, 'rect');
+	var rxform = rect.transform.baseVal;
+	
+	var t1 = svg.createSVGTransform();
+	rxform.appendItem(t1);
+	return rxform.getItem(0) == t1;
+})();
+
+// Public API
+
+svgedit.browser.isOpera = function() { return isOpera_; }
+svgedit.browser.isWebkit = function() { return isWebkit_; }
+svgedit.browser.isGecko = function() { return isGecko_; }
+
+svgedit.browser.supportsSelectors = function() { return supportsSelectors_; }
+svgedit.browser.supportsXpath = function() { return supportsXpath_; }
+
+svgedit.browser.supportsPathReplaceItem = function() { return supportsPathReplaceItem_; }
+svgedit.browser.supportsPathInsertItemBefore = function() { return supportsPathInsertItemBefore_; }
+svgedit.browser.supportsTextCharPos = function() { return supportsTextCharPos_; }
+svgedit.browser.supportsEditableText = function() { return supportsEditableText_; }
+svgedit.browser.supportsGoodDecimals = function() { return supportsGoodDecimals_; }
+svgedit.browser.supportsNonScalingStroke = function() { return supportsNonScalingStroke_; }
+svgedit.browser.supportsNativeTransformLists = function() { return supportsNativeSVGTransformLists_; }
+
+}
+
+})();