/var/www/cobraambalaj/node_modules/svgo/plugins
Edit: /var/www/cobraambalaj/node_modules/svgo/plugins/removeOffCanvasPaths.js (3166B)
'use strict';
exports.type = 'perItem';
exports.active = false;
exports.description = 'removes elements that are drawn outside of the viewbox (disabled by default)';
var SVGO = require('../lib/svgo.js'),
_path = require('./_path.js'),
intersects = _path.intersects,
path2js = _path.path2js,
viewBox,
viewBoxJS;
/**
* Remove elements that are drawn outside of the viewbox.
*
* @param {Object} item current iteration item
* @return {Boolean} if false, item will be filtered out
*
* @author JoshyPHP
*/
exports.fn = function(item) {
if (item.isElem('path') && item.hasAttr('d') && typeof viewBox !== 'undefined')
{
// Consider that any item with a transform attribute or a M instruction
// within the viewBox is visible
if (hasTransform(item) || pathMovesWithinViewBox(item.attr('d').value))
{
return true;
}
var pathJS = path2js(item);
if (pathJS.length === 2)
{
// Use a closed clone of the path if it's too short for intersects()
pathJS = JSON.parse(JSON.stringify(pathJS));
pathJS.push({ instruction: 'z' });
}
return intersects(viewBoxJS, pathJS);
}
if (item.isElem('svg'))
{
parseViewBox(item);
}
return true;
};
/**
* Test whether given item or any of its ancestors has a transform attribute.
*
* @param {String} path
* @return {Boolean}
*/
function hasTransform(item)
{
return item.hasAttr('transform') || (item.parentNode && hasTransform(item.parentNode));
}
/**
* Parse the viewBox coordinates and compute the JS representation of its path.
*
* @param {Object} svg svg element item
*/
function parseViewBox(svg)
{
var viewBoxData = '';
if (svg.hasAttr('viewBox'))
{
// Remove commas and plus signs, normalize and trim whitespace
viewBoxData = svg.attr('viewBox').value;
}
else if (svg.hasAttr('height') && svg.hasAttr('width'))
{
viewBoxData = '0 0 ' + svg.attr('width').value + ' ' + svg.attr('height').value;
}
// Remove commas and plus signs, normalize and trim whitespace
viewBoxData = viewBoxData.replace(/[,+]|px/g, ' ').replace(/\s+/g, ' ').replace(/^\s*|\s*$/g, '');
// Ensure that the dimensions are 4 values separated by space
var m = /^(-?\d*\.?\d+) (-?\d*\.?\d+) (\d*\.?\d+) (\d*\.?\d+)$/.exec(viewBoxData);
if (!m)
{
return;
}
// Store the viewBox boundaries
viewBox = {
left: parseFloat(m[1]),
top: parseFloat(m[2]),
right: parseFloat(m[1]) + parseFloat(m[3]),
bottom: parseFloat(m[2]) + parseFloat(m[4])
};
var path = new SVGO().createContentItem({
elem: 'path',
prefix: '',
local: 'path'
});
path.addAttr({
name: 'd',
prefix: '',
local: 'd',
value: 'M' + m[1] + ' ' + m[2] + 'h' + m[3] + 'v' + m[4] + 'H' + m[1] + 'z'
});
viewBoxJS = path2js(path);
}
/**
* Test whether given path has a M instruction with coordinates within the viewBox.
*
* @param {String} path
* @return {Boolean}
*/
function pathMovesWithinViewBox(path)
{
var regexp = /M\s*(-?\d*\.?\d+)(?!\d)\s*(-?\d*\.?\d+)/g, m;
while (null !== (m = regexp.exec(path)))
{
if (m[1] >= viewBox.left && m[1] <= viewBox.right && m[2] >= viewBox.top && m[2] <= viewBox.bottom)
{
return true;
}
}
return false;
}