/*	Copyright (c) 2004-2006, The Dojo Foundation	All Rights Reserved.	Licensed under the Academic Free License version 2.1 or above OR the	modified BSD license. For more information on Dojo licensing, see:		http://dojotoolkit.org/community/licensing.shtml*/dojo.provide("dojo.svg");dojo.require("dojo.lang.common");dojo.require("dojo.dom");dojo.mixin(dojo.svg, dojo.dom);dojo.svg.graphics = dojo.svg.g = new function (d) {	this.suspend = function () {		try {			d.documentElement.suspendRedraw(0);		}		catch (e) {		}	};	this.resume = function () {		try {			d.documentElement.unsuspendRedraw(0);		}		catch (e) {		}	};	this.force = function () {		try {			d.documentElement.forceRedraw();		}		catch (e) {		}	};}(document);dojo.svg.animations = dojo.svg.anim = new function (d) {	this.arePaused = function () {		try {			return d.documentElement.animationsPaused();		}		catch (e) {			return false;		}	};	this.pause = function () {		try {			d.documentElement.pauseAnimations();		}		catch (e) {		}	};	this.resume = function () {		try {			d.documentElement.unpauseAnimations();		}		catch (e) {		}	};}(document);dojo.svg.toCamelCase = function (selector) {	var arr = selector.split("-"), cc = arr[0];	for (var i = 1; i < arr.length; i++) {		cc += arr[i].charAt(0).toUpperCase() + arr[i].substring(1);	}	return cc;};dojo.svg.toSelectorCase = function (selector) {	return selector.replace(/([A-Z])/g, "-$1").toLowerCase();};dojo.svg.getStyle = function (node, cssSelector) {	return document.defaultView.getComputedStyle(node, cssSelector);};dojo.svg.getNumericStyle = function (node, cssSelector) {	return parseFloat(dojo.svg.getStyle(node, cssSelector));};dojo.svg.getOpacity = function (node) {	return Math.min(1, dojo.svg.getNumericStyle(node, "fill-opacity"));};dojo.svg.setOpacity = function (node, opacity) {	node.setAttributeNS(this.xmlns.svg, "fill-opacity", opacity);	node.setAttributeNS(this.xmlns.svg, "stroke-opacity", opacity);};dojo.svg.clearOpacity = function (node) {	node.setAttributeNS(this.xmlns.svg, "fill-opacity", "1.0");	node.setAttributeNS(this.xmlns.svg, "stroke-opacity", "1.0");};dojo.svg.getCoords = function (node) {	if (node.getBBox) {		var box = node.getBBox();		return {x:box.x, y:box.y};	}	return null;};dojo.svg.setCoords = function (node, coords) {	var p = dojo.svg.getCoords();	if (!p) {		return;	}	var dx = p.x - coords.x;	var dy = p.y - coords.y;	dojo.svg.translate(node, dx, dy);};dojo.svg.getDimensions = function (node) {	if (node.getBBox) {		var box = node.getBBox();		return {width:box.width, height:box.height};	}	return null;};dojo.svg.setDimensions = function (node, dim) {	if (node.width) {		node.width.baseVal.value = dim.width;		node.height.baseVal.value = dim.height;	} else {		if (node.r) {			node.r.baseVal.value = Math.min(dim.width, dim.height) / 2;		} else {			if (node.rx) {				node.rx.baseVal.value = dim.width / 2;				node.ry.baseVal.value = dim.height / 2;			}		}	}};dojo.svg.translate = function (node, dx, dy) {	if (node.transform && node.ownerSVGElement && node.ownerSVGElement.createSVGTransform) {		var t = node.ownerSVGElement.createSVGTransform();		t.setTranslate(dx, dy);		node.transform.baseVal.appendItem(t);	}};dojo.svg.scale = function (node, scaleX, scaleY) {	if (!scaleY) {		var scaleY = scaleX;	}	if (node.transform && node.ownerSVGElement && node.ownerSVGElement.createSVGTransform) {		var t = node.ownerSVGElement.createSVGTransform();		t.setScale(scaleX, scaleY);		node.transform.baseVal.appendItem(t);	}};dojo.svg.rotate = function (node, ang, cx, cy) {	if (node.transform && node.ownerSVGElement && node.ownerSVGElement.createSVGTransform) {		var t = node.ownerSVGElement.createSVGTransform();		if (cx == null) {			t.setMatrix(t.matrix.rotate(ang));		} else {			t.setRotate(ang, cx, cy);		}		node.transform.baseVal.appendItem(t);	}};dojo.svg.skew = function (node, ang, axis) {	var dir = axis || "x";	if (node.transform && node.ownerSVGElement && node.ownerSVGElement.createSVGTransform) {		var t = node.ownerSVGElement.createSVGTransform();		if (dir != "x") {			t.setSkewY(ang);		} else {			t.setSkewX(ang);		}		node.transform.baseVal.appendItem(t);	}};dojo.svg.flip = function (node, axis) {	var dir = axis || "x";	if (node.transform && node.ownerSVGElement && node.ownerSVGElement.createSVGTransform) {		var t = node.ownerSVGElement.createSVGTransform();		t.setMatrix((dir != "x") ? t.matrix.flipY() : t.matrix.flipX());		node.transform.baseVal.appendItem(t);	}};dojo.svg.invert = function (node) {	if (node.transform && node.ownerSVGElement && node.ownerSVGElement.createSVGTransform) {		var t = node.ownerSVGElement.createSVGTransform();		t.setMatrix(t.matrix.inverse());		node.transform.baseVal.appendItem(t);	}};dojo.svg.applyMatrix = function (node, a, b, c, d, e, f) {	if (node.transform && node.ownerSVGElement && node.ownerSVGElement.createSVGTransform) {		var m;		if (b) {			var m = node.ownerSVGElement.createSVGMatrix();			m.a = a;			m.b = b;			m.c = c;			m.d = d;			m.e = e;			m.f = f;		} else {			m = a;		}		var t = node.ownerSVGElement.createSVGTransform();		t.setMatrix(m);		node.transform.baseVal.appendItem(t);	}};dojo.svg.group = function (nodes) {	var p = nodes.item(0).parentNode;	var g = document.createElementNS(this.xmlns.svg, "g");	for (var i = 0; i < nodes.length; i++) {		g.appendChild(nodes.item(i));	}	p.appendChild(g);	return g;};dojo.svg.ungroup = function (g) {	var p = g.parentNode;	while (g.childNodes.length > 0) {		p.appendChild(g.childNodes.item(0));	}	p.removeChild(g);};dojo.svg.getGroup = function (node) {	var a = this.getAncestors(node);	for (var i = 0; i < a.length; i++) {		if (a[i].nodeType == this.ELEMENT_NODE && a[i].nodeName.toLowerCase() == "g") {			return a[i];		}	}	return null;};dojo.svg.bringToFront = function (node) {	var n = this.getGroup(node) || node;	n.ownerSVGElement.appendChild(n);};dojo.svg.sendToBack = function (node) {	var n = this.getGroup(node) || node;	n.ownerSVGElement.insertBefore(n, n.ownerSVGElement.firstChild);};dojo.svg.bringForward = function (node) {	var n = this.getGroup(node) || node;	if (this.getLastChildElement(n.parentNode) != n) {		this.insertAfter(n, this.getNextSiblingElement(n), true);	}};dojo.svg.sendBackward = function (node) {	var n = this.getGroup(node) || node;	if (this.getFirstChildElement(n.parentNode) != n) {		this.insertBefore(n, this.getPreviousSiblingElement(n), true);	}};dojo.svg.createNodesFromText = function (txt, wrap) {	var docFrag = (new DOMParser()).parseFromString(txt, "text/xml").normalize();	if (wrap) {		return [docFrag.firstChild.cloneNode(true)];	}	var nodes = [];	for (var x = 0; x < docFrag.childNodes.length; x++) {		nodes.push(docFrag.childNodes.item(x).cloneNode(true));	}	return nodes;};