ckgl/node_modules/vant/es/utils/format.mjs
2024-12-21 13:52:42 +08:00

121 lines
2.9 KiB
JavaScript

import { inBrowser } from "./basic.mjs";
import { windowWidth, windowHeight } from "./dom.mjs";
import { isDef, isNumeric } from "./basic.mjs";
function addUnit(value) {
if (isDef(value)) {
return isNumeric(value) ? `${value}px` : String(value);
}
return void 0;
}
function getSizeStyle(originSize) {
if (isDef(originSize)) {
if (Array.isArray(originSize)) {
return {
width: addUnit(originSize[0]),
height: addUnit(originSize[1])
};
}
const size = addUnit(originSize);
return {
width: size,
height: size
};
}
}
function getZIndexStyle(zIndex) {
const style = {};
if (zIndex !== void 0) {
style.zIndex = +zIndex;
}
return style;
}
let rootFontSize;
function getRootFontSize() {
if (!rootFontSize) {
const doc = document.documentElement;
const fontSize = doc.style.fontSize || window.getComputedStyle(doc).fontSize;
rootFontSize = parseFloat(fontSize);
}
return rootFontSize;
}
function convertRem(value) {
value = value.replace(/rem/g, "");
return +value * getRootFontSize();
}
function convertVw(value) {
value = value.replace(/vw/g, "");
return +value * windowWidth.value / 100;
}
function convertVh(value) {
value = value.replace(/vh/g, "");
return +value * windowHeight.value / 100;
}
function unitToPx(value) {
if (typeof value === "number") {
return value;
}
if (inBrowser) {
if (value.includes("rem")) {
return convertRem(value);
}
if (value.includes("vw")) {
return convertVw(value);
}
if (value.includes("vh")) {
return convertVh(value);
}
}
return parseFloat(value);
}
const camelizeRE = /-(\w)/g;
const camelize = (str) => str.replace(camelizeRE, (_, c) => c.toUpperCase());
const kebabCase = (str) => str.replace(/([A-Z])/g, "-$1").toLowerCase().replace(/^-/, "");
function padZero(num, targetLength = 2) {
let str = num + "";
while (str.length < targetLength) {
str = "0" + str;
}
return str;
}
const clamp = (num, min, max) => Math.min(Math.max(num, min), max);
function trimExtraChar(value, char, regExp) {
const index = value.indexOf(char);
if (index === -1) {
return value;
}
if (char === "-" && index !== 0) {
return value.slice(0, index);
}
return value.slice(0, index + 1) + value.slice(index).replace(regExp, "");
}
function formatNumber(value, allowDot = true, allowMinus = true) {
if (allowDot) {
value = trimExtraChar(value, ".", /\./g);
} else {
value = value.split(".")[0];
}
if (allowMinus) {
value = trimExtraChar(value, "-", /-/g);
} else {
value = value.replace(/-/, "");
}
const regExp = allowDot ? /[^-0-9.]/g : /[^-0-9]/g;
return value.replace(regExp, "");
}
function addNumber(num1, num2) {
const cardinal = 10 ** 10;
return Math.round((num1 + num2) * cardinal) / cardinal;
}
export {
addNumber,
addUnit,
camelize,
clamp,
formatNumber,
getSizeStyle,
getZIndexStyle,
kebabCase,
padZero,
unitToPx
};