1 | /*
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2 | * Copyright 2015 Palantir Technologies, Inc. All rights reserved.
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3 | *
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4 | * Licensed under the Apache License, Version 2.0 (the "License");
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5 | * you may not use this file except in compliance with the License.
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6 | * You may obtain a copy of the License at
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7 | *
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8 | * http://www.apache.org/licenses/LICENSE-2.0
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9 | *
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10 | * Unless required by applicable law or agreed to in writing, software
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11 | * distributed under the License is distributed on an "AS IS" BASIS,
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12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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13 | * See the License for the specific language governing permissions and
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14 | * limitations under the License.
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15 | */
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16 | /**
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17 | * Measure width in pixels of a string displayed with styles provided by `className`.
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18 | * Should only be used if measuring can't be done with existing DOM elements.
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19 | */
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20 | export function measureTextWidth(text, className = "", containerElement = document.body) {
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21 | if (containerElement == null) {
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22 | return 0;
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23 | }
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24 | const span = document.createElement("span");
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25 | span.classList.add(className);
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26 | span.textContent = text;
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27 | containerElement.appendChild(span);
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28 | const spanWidth = span.offsetWidth;
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29 | span.remove();
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30 | return spanWidth;
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31 | }
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32 | export function padWithZeroes(str, minLength) {
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33 | if (str.length < minLength) {
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34 | return `${stringRepeat("0", minLength - str.length)}${str}`;
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35 | }
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36 | else {
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37 | return str;
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38 | }
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39 | }
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40 | function stringRepeat(str, numTimes) {
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41 | return new Array(numTimes + 1).join(str);
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42 | }
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43 | //# sourceMappingURL=utils.js.map |
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