aaac7fed
 liuqimichale
add
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'use strict';
exports.type = 'perItem';
exports.active = true;
exports.description = 'removes useless stroke and fill attributes';
exports.params = {
stroke: true,
fill: true
};
var shape = require('./_collections').elemsGroups.shape,
regStrokeProps = /^stroke/,
regFillProps = /^fill-/,
styleOrScript = ['style', 'script'],
hasStyleOrScript = false;
/**
* Remove useless stroke and fill attrs.
*
* @param {Object} item current iteration item
* @param {Object} params plugin params
* @return {Boolean} if false, item will be filtered out
*
* @author Kir Belevich
*/
exports.fn = function(item, params) {
if (item.isElem(styleOrScript)) {
hasStyleOrScript = true;
}
if (!hasStyleOrScript && item.isElem(shape) && !item.computedAttr('id')) {
var stroke = params.stroke && item.computedAttr('stroke'),
fill = params.fill && !item.computedAttr('fill', 'none');
// remove stroke*
if (
params.stroke &&
(!stroke ||
stroke == 'none' ||
item.computedAttr('stroke-opacity', '0') ||
item.computedAttr('stroke-width', '0')
)
) {
var parentStroke = item.parentNode.computedAttr('stroke'),
declineStroke = parentStroke && parentStroke != 'none';
item.eachAttr(function(attr) {
if (regStrokeProps.test(attr.name)) {
item.removeAttr(attr.name);
}
});
if (declineStroke) item.addAttr({
name: 'stroke',
value: 'none',
prefix: '',
local: 'stroke'
});
}
// remove fill*
if (
params.fill &&
(!fill || item.computedAttr('fill-opacity', '0'))
) {
item.eachAttr(function(attr) {
if (regFillProps.test(attr.name)) {
item.removeAttr(attr.name);
}
});
if (fill) {
if (item.hasAttr('fill'))
item.attr('fill').value = 'none';
else
item.addAttr({
name: 'fill',
value: 'none',
prefix: '',
local: 'fill'
});
}
}
}
};
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