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/*
** InkWeb - Inkscape's Javscript features for the open vector web
**
** Copyright (C) 2009 Aurelio A. Heckert, aurium (a) gmail dot com
**
** ********* Bugs and New Fetures *************************************
** If you found any bug on this script or if you want to propose a
** new feature, please report it in the inkscape bug tracker
** https://bugs.launchpad.net/inkscape/+filebug
** and assign that to Aurium.
** ********************************************************************
**
** This program is free software: you can redistribute it and/or modify
** it under the terms of the GNU Lesser General Public License as published
** by the Free Software Foundation, either version 3 of the License, or
** (at your option) any later version.
**
** This program is distributed in the hope that it will be useful,
** but WITHOUT ANY WARRANTY; without even the implied warranty of
** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
** GNU Lesser General Public License for more details.
**
** You should have received a copy of the GNU Lesser General Public License
** along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
var InkWeb = {
version: 0.04,
NS: {
svg: "http://www.w3.org/2000/svg",
sodipodi: "http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd",
inkscape: "http://www.inkscape.org/namespaces/inkscape",
cc: "http://creativecommons.org/ns#",
dc: "http://purl.org/dc/elements/1.1/",
rdf: "http://www.w3.org/1999/02/22-rdf-syntax-ns#",
xlink: "http://www.w3.org/1999/xlink",
xml: "http://www.w3.org/XML/1998/namespace"
}
};
InkWeb.el = function (tag, attributes) {
// A helper to create SVG elements
var element = document.createElementNS( this.NS.svg, tag );
for ( var att in attributes ) {
switch ( att ) {
case "parent":
attributes.parent.appendChild( element );
break;
case "text":
element.appendChild( document.createTextNode( attributes.text ) );
break;
default:
element.setAttribute( att, attributes[att] );
}
}
return element;
}
InkWeb.reGetStyleAttVal = function (att) {
return new RegExp( "(^|.*;)[ ]*"+ att +":([^;]*)(;.*|$)" )
}
InkWeb.getStyle = function (el, att) {
// This method is needed because el.style is only working
// to HTML style in the Firefox 3.0
if ( typeof(el) == "string" )
el = document.getElementById(el);
var style = el.getAttribute("style");
var match = this.reGetStyleAttVal(att).exec(style);
if ( match ) {
return match[2];
} else {
return false;
}
}
InkWeb.setStyle = function (el, att, val) {
if ( typeof(el) == "string" )
el = document.getElementById(el);
var style = el.getAttribute("style");
re = this.reGetStyleAttVal(att);
if ( re.test(style) ) {
style = style.replace( re, "$1"+ att +":"+ val +"$3" );
} else {
style += ";"+ att +":"+ val;
}
el.setAttribute( "style", style );
return val
}
InkWeb.transmitAtt = function (conf) {
conf.att = conf.att.split( /\s+/ );
if ( typeof(conf.from) == "string" )
conf.from = document.getElementById( conf.from );
if ( ! conf.to.join )
conf.to = [ conf.to ];
for ( var toEl,elN=0; toEl=conf.to[elN]; elN++ ) {
if ( typeof(toEl) == "string" )
toEl = document.getElementById( toEl );
for ( var i=0; i<conf.att.length; i++ ) {
var val = this.getStyle( conf.from, conf.att[i] );
if ( val ) {
this.setStyle( toEl, conf.att[i], val );
} else {
val = conf.from.getAttribute(conf.att[i]);
toEl.setAttribute( conf.att[i], val );
}
}
}
}
InkWeb.goto = function (conf) {
if ( typeof(conf.from) == "string" )
conf.from = document.getElementById( conf.from );
if ( ! conf.to )
conf.to = conf.to ;
if ( typeof(toEl) == "string" )
toEl = document.getElementById( toEl );
toEl = document.getElementById( conf.to );
document.getElementsByTagName("svg")[0].viewBox.baseVal.x = toEl.getAttribute("x");
document.getElementsByTagName("svg")[0].viewBox.baseVal.y = toEl.getAttribute("y");
}
InkWeb.setAtt = function (conf) {
if ( ! conf.el.join )
conf.to = [ conf.el ];
conf.att = conf.att.split( /\s+/ );
conf.val = conf.val.split( /\s+/ );
for ( var el,elN=0; el=conf.el[elN]; elN++ ) {
if ( typeof(el) == "string" )
el = document.getElementById( el );
for ( var att,i=0; att=conf.att[i]; i++ ) {
if (
att == "width" ||
att == "height" ||
att == "x" ||
att == "y" ||
att == "cx" ||
att == "cy" ||
att == "r" ||
att == "rx" ||
att == "ry" ||
att == "transform"
) {
el.setAttribute( att, conf.val[i] );
} else {
this.setStyle( el, att, conf.val[i] );
}
}
}
}
InkWeb.moveElTo = function (startConf) {
if ( typeof(startConf) == "string" ) {
// startConf may be only a element Id, to timeout recursive calls.
var el = document.getElementById( startConf );
} else {
if ( typeof(startConf.el) == "string" )
startConf.el = document.getElementById( startConf.el );
var el = startConf.el;
}
if ( ! el.inkWebMoving ) {
el.inkWebMoving = {
step: 0
};
}
var conf = el.inkWebMoving;
if ( conf.step == 0 ) {
conf.x = startConf.x;
conf.y = startConf.y;
// dur : duration of the animation in seconds
if ( startConf.dur ) { conf.dur = startConf.dur }
else { conf.dur = 1 }
// steps : animation steps in a second
if ( startConf.stepsBySec ) { conf.stepsBySec = startConf.stepsBySec }
else { conf.stepsBySec = 16 }
conf.sleep = Math.round( 1000 / conf.stepsBySec );
conf.steps = conf.dur * conf.stepsBySec;
var startPos = el.getBBox();
conf.xInc = ( conf.x - startPos.x ) / conf.steps;
conf.yInc = ( conf.y - startPos.y ) / conf.steps;
conf.transform = el.transform.baseVal.consolidate();
if ( ! conf.transform ) {
conf.transform = el.ownerSVGElement.createSVGTransform();
}
el.transform.baseVal.clear();
el.transform.baseVal.appendItem(conf.transform);
}
if ( conf.step < conf.steps ) {
conf.step++;
conf.transform.matrix.e += conf.xInc;
conf.transform.matrix.f += conf.yInc;
try{ el.ownerSVGElement.forceRedraw() }
catch(e){ this.log(e, "this "+el.ownerSVGElement+" has no forceRedraw().") }
conf.timeout = setTimeout( 'InkWeb.moveElTo("'+el.id+'")', conf.sleep );
} else {
delete el.inkWebMoving;
}
}
InkWeb.moveViewbox = function (conf) {
if ( typeof(conf.from) == "string" )
conf.from = document.getElementById( conf.from );
if ( ! conf.to )
conf.to = conf.to ;
if ( typeof(toEl) == "string" )
toEl = document.getElementById( toEl );
toEl = document.getElementById( conf.to );
document.getElementsByTagName("svg")[0].viewBox.baseVal.x = toEl.getAttribute("x");
document.getElementsByTagName("svg")[0].viewBox.baseVal.y = toEl.getAttribute("y");
}
InkWeb.log = function () { /* if you need that, use the inkweb-debug.js too */ }
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