140 lines
3.5 KiB
JavaScript
140 lines
3.5 KiB
JavaScript
|
'use strict';
|
||
|
|
|
||
|
|
exports.type = 'perItem';
|
||
|
|
|
||
|
|
exports.active = false;
|
||
|
|
|
||
|
|
exports.description = 'rounds list of values to the fixed precision';
|
||
|
|
|
||
|
|
exports.params = {
|
||
|
|
floatPrecision: 3,
|
||
|
|
leadingZero: true,
|
||
|
|
defaultPx: true,
|
||
|
|
convertToPx: true
|
||
|
|
};
|
||
|
|
|
||
|
|
var regNumericValues = /^([\-+]?\d*\.?\d+([eE][\-+]?\d+)?)(px|pt|pc|mm|cm|m|in|ft|em|ex|%)?$/,
|
||
|
|
regSeparator = /\s+,?\s*|,\s*/,
|
||
|
|
removeLeadingZero = require('../lib/svgo/tools').removeLeadingZero,
|
||
|
|
absoluteLengths = { // relative to px
|
||
|
|
cm: 96/2.54,
|
||
|
|
mm: 96/25.4,
|
||
|
|
in: 96,
|
||
|
|
pt: 4/3,
|
||
|
|
pc: 16
|
||
|
|
};
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Round list of values to the fixed precision.
|
||
|
|
*
|
||
|
|
* @example
|
||
|
|
* <svg viewBox="0 0 200.28423 200.28423" enable-background="new 0 0 200.28423 200.28423">
|
||
|
|
* ⬇
|
||
|
|
* <svg viewBox="0 0 200.284 200.284" enable-background="new 0 0 200.284 200.284">
|
||
|
|
*
|
||
|
|
*
|
||
|
|
* <polygon points="208.250977 77.1308594 223.069336 ... "/>
|
||
|
|
* ⬇
|
||
|
|
* <polygon points="208.251 77.131 223.069 ... "/>
|
||
|
|
*
|
||
|
|
*
|
||
|
|
* @param {Object} item current iteration item
|
||
|
|
* @param {Object} params plugin params
|
||
|
|
* @return {Boolean} if false, item will be filtered out
|
||
|
|
*
|
||
|
|
* @author kiyopikko
|
||
|
|
*/
|
||
|
|
exports.fn = function(item, params) {
|
||
|
|
|
||
|
|
|
||
|
|
if ( item.hasAttr('points') ) {
|
||
|
|
roundValues(item.attrs.points);
|
||
|
|
}
|
||
|
|
|
||
|
|
if ( item.hasAttr('enable-background') ) {
|
||
|
|
roundValues(item.attrs['enable-background']);
|
||
|
|
}
|
||
|
|
|
||
|
|
if ( item.hasAttr('viewBox') ) {
|
||
|
|
roundValues(item.attrs.viewBox);
|
||
|
|
}
|
||
|
|
|
||
|
|
if ( item.hasAttr('stroke-dasharray') ) {
|
||
|
|
roundValues(item.attrs['stroke-dasharray']);
|
||
|
|
}
|
||
|
|
|
||
|
|
if ( item.hasAttr('dx') ) {
|
||
|
|
roundValues(item.attrs.dx);
|
||
|
|
}
|
||
|
|
|
||
|
|
if ( item.hasAttr('dy') ) {
|
||
|
|
roundValues(item.attrs.dy);
|
||
|
|
}
|
||
|
|
|
||
|
|
if ( item.hasAttr('x') ) {
|
||
|
|
roundValues(item.attrs.x);
|
||
|
|
}
|
||
|
|
|
||
|
|
if ( item.hasAttr('y') ) {
|
||
|
|
roundValues(item.attrs.y);
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
function roundValues($prop){
|
||
|
|
|
||
|
|
var num, units,
|
||
|
|
match,
|
||
|
|
matchNew,
|
||
|
|
lists = $prop.value,
|
||
|
|
listsArr = lists.split(regSeparator),
|
||
|
|
roundedListArr = [],
|
||
|
|
roundedList;
|
||
|
|
|
||
|
|
listsArr.forEach(function(elem){
|
||
|
|
|
||
|
|
match = elem.match(regNumericValues);
|
||
|
|
matchNew = elem.match(/new/);
|
||
|
|
|
||
|
|
// if attribute value matches regNumericValues
|
||
|
|
if (match) {
|
||
|
|
// round it to the fixed precision
|
||
|
|
num = +(+match[1]).toFixed(params.floatPrecision),
|
||
|
|
units = match[3] || '';
|
||
|
|
|
||
|
|
// convert absolute values to pixels
|
||
|
|
if (params.convertToPx && units && (units in absoluteLengths)) {
|
||
|
|
var pxNum = +(absoluteLengths[units] * match[1]).toFixed(params.floatPrecision);
|
||
|
|
|
||
|
|
if (String(pxNum).length < match[0].length)
|
||
|
|
num = pxNum,
|
||
|
|
units = 'px';
|
||
|
|
}
|
||
|
|
|
||
|
|
// and remove leading zero
|
||
|
|
if (params.leadingZero) {
|
||
|
|
num = removeLeadingZero(num);
|
||
|
|
}
|
||
|
|
|
||
|
|
// remove default 'px' units
|
||
|
|
if (params.defaultPx && units === 'px') {
|
||
|
|
units = '';
|
||
|
|
}
|
||
|
|
|
||
|
|
roundedListArr.push(num+units);
|
||
|
|
}
|
||
|
|
// if attribute value is "new"(only enable-background).
|
||
|
|
else if (matchNew) {
|
||
|
|
roundedListArr.push('new');
|
||
|
|
} else if (elem) {
|
||
|
|
roundedListArr.push(elem);
|
||
|
|
}
|
||
|
|
|
||
|
|
});
|
||
|
|
|
||
|
|
roundedList = roundedListArr.join(' ');
|
||
|
|
$prop.value = roundedList;
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
};
|