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// Define list of available attributes for stroke and fill
var _strokeAttr = ['width', 'opacity', 'linecap', 'linejoin', 'miterlimit', 'dasharray', 'dashoffset'],
_fillAttr = ['opacity', 'rule'];
SVG.extend(SVG.Shape, {
// Set fill color and opacity
fill: function(fill) {
var index;
/* set fill color if not null */
if (fill.color != null)
this.attr('fill', fill.color);
/* set all attributes from _fillAttr list with prependes 'fill-' if not null */
for (index = _fillAttr.length - 1; index >= 0; index--)
if (fill[_fillAttr[index]] != null)
this.attr('fill-' + _fillAttr[index], fill[_fillAttr[index]]);
return this;
},
// Set stroke color and opacity
stroke: function(stroke) {
var index;
// set stroke color if not null
if (stroke.color)
this.attr('stroke', stroke.color);
// set all attributes from _strokeAttr list with prependes 'stroke-' if not null
for (index = _strokeAttr.length - 1; index >= 0; index--)
if (stroke[_strokeAttr[index]] != null)
this.attr('stroke-' + _strokeAttr[index], stroke[_strokeAttr[index]]);
return this;
}
});
SVG.extend(SVG.Element, {
// Rotation
rotate: function(angle) {
return this.transform({
rotation: angle || 0
});
},
// Skew
skew: function(x, y) {
return this.transform({
skewX: x || 0,
skewY: y || 0
});
}
});
SVG.extend(SVG.G, {
// Move using translate
move: function(x, y) {
return this.transform({
x: x,
y: y
});
}
});
SVG.extend(SVG.Text, {
// Set font
font: function(o) {
var key, attr = {};
for (key in o)
key == 'leading' ?
attr[key] = o[key] :
key == 'anchor' ?
attr['text-anchor'] = o[key] :
_styleAttr.indexOf(key) > -1 ?
attr['font-'+ key] = o[key] :
void 0;
return this.attr(attr).text(this.content);
}
});
if (SVG.FX) {
/* Add sugar for fill and stroke */
['fill', 'stroke'].forEach(function(method) {
SVG.FX.prototype[method] = function(o) {
var attr, key;
for (key in o) {
attr = key == 'color' ? method : method + '-' + key;
this.attrs[attr] = {
from: this.target.attrs[attr],
to: o[key]
};
};
return this;
};
});
SVG.extend(SVG.FX, {
// Rotation
rotate: function(angle) {
return this.transform({
rotation: angle || 0
});
},
// Skew
skew: function(x, y) {
return this.transform({
skewX: x || 0,
skewY: y || 0
});
}
});
}
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