initial commit

node_modules/svgo/plugins/cleanupListOfValues.js

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+'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;
+
+    }
+
+};