aaac7fed
 liuqimichale
add
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'use strict';
exports.type = 'perItem';
exports.active = true;
exports.description = 'moves some group attributes to the content elements';
var collections = require('./_collections.js'),
pathElems = collections.pathElems.concat(['g', 'text']),
referencesProps = collections.referencesProps;
/**
* Move group attrs to the content elements.
*
* @example
* <g transform="scale(2)">
* <path transform="rotate(45)" d="M0,0 L10,20"/>
* <path transform="translate(10, 20)" d="M0,10 L20,30"/>
* </g>
* ⬇
* <g>
* <path transform="scale(2) rotate(45)" d="M0,0 L10,20"/>
* <path transform="scale(2) translate(10, 20)" d="M0,10 L20,30"/>
* </g>
*
* @param {Object} item current iteration item
* @return {Boolean} if false, item will be filtered out
*
* @author Kir Belevich
*/
exports.fn = function(item) {
// move group transform attr to content's pathElems
if (
item.isElem('g') &&
item.hasAttr('transform') &&
!item.isEmpty() &&
!item.someAttr(function(attr) {
return ~referencesProps.indexOf(attr.name) && ~attr.value.indexOf('url(');
}) &&
item.content.every(function(inner) {
return inner.isElem(pathElems) && !inner.hasAttr('id');
})
) {
item.content.forEach(function(inner) {
var attr = item.attr('transform');
if (inner.hasAttr('transform')) {
inner.attr('transform').value = attr.value + ' ' + inner.attr('transform').value;
} else {
inner.addAttr({
'name': attr.name,
'local': attr.local,
'prefix': attr.prefix,
'value': attr.value
});
}
});
item.removeAttr('transform');
}
};
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