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export image base64
// ==UserScript==
// @name figma hack
// @namespace http://tampermonkey.net/
// @version 0.1.7
// @description export image base64
// @author FE-Sakamoto
// @match http*://www.figma.com/file/*
// @icon https://www.google.com/s2/favicons?domain=figma.com
// @grant none
// ==/UserScript==
(function() {
'use strict';
let base64BtnWrapper = document.createElement('div');
let base64Btn = document.createElement('button')
base64Btn.innerText = 'base64'
base64Btn.addEventListener('click', function(){
// 缩放比选择器
let scaleInputs = Array.apply(null, document.querySelectorAll('input[spellcheck="false"][autocomplete="new-password"][class^=raw_components--textInput]'))
let scales = Array.from(new Set(scaleInputs.map(ele => ele.value)))
if (scales.length) {
const {selection} = figma.currentPage
if (!selection[0]) {
alert('请选择要处理的节点')
return
}
Promise.all(scales.map(scale => {
return selection[0].exportAsync({
format: 'PNG',
constraint: getConstraintByScale(scale)
})
})).then(u8List => {
const base64List = u8List.map(u8 => u8ToBase64(u8))
if (base64List.length === 1) {
copyContent('data:image/png;base64,' + base64List[0])
} else {
let res = {}
for (let i = 0; i < scales.length; i++) {
res[scales[i]] = 'data:image/png;base64,' + base64List[i]
}
console.log(res, scales)
copyContent(JSON.stringify(res, null, 2))
}
}).then(()=>{
figma.notify('处理成功, 请查看剪切板')
})
}
})
base64BtnWrapper.appendChild(base64Btn)
// 监听export 面板点击监听
function addExportTabEventListener() {
const node = document.querySelectorAll('[data-label=export]')[0]
if (node) {
node.addEventListener('click', function() {
setTimeout(()=>{
insertBase64Btn()
addAddBtnEventListener()
}, 100)
})
} else {
setTimeout(()=>{
addExportTabEventListener()
}, 500)
}
}
// 给+号按钮添加监听
function addAddBtnEventListener() {
document.querySelectorAll('span[aria-label^=Add]')[0]?.addEventListener('click', function(){
setTimeout(()=>{
insertBase64Btn()
}, 100)
})
}
function insertBase64Btn() {
let exportBtn = document.querySelectorAll('button[class*=export_panel--exportButton]')[0]
if (exportBtn) {
!base64Btn.className && base64Btn.classList.add(...exportBtn.className.split(' '))
!base64BtnWrapper.className && base64BtnWrapper.classList.add(...exportBtn.parentElement.className.split(' '))
exportBtn.parentElement.parentElement.insertBefore(base64BtnWrapper, exportBtn.parentElement.nextSibling);
}
}
function copyContent(text) {
if (typeof navigator.clipboard == "undefined") {
const textarea = window.document.querySelector("#copy-area");
textarea.value = text;
textarea.focus();
textarea.select();
const successful = window.document.execCommand("copy");
if (successful) {
parent.postMessage({ pluginMessage: { type: "success" } }, "*");
} else {
parent.postMessage({ pluginMessage: { type: "fail" } }, "*");
}
return;
}
navigator.clipboard.writeText(text).then(
function () {
parent.postMessage({ pluginMessage: { type: "success" } }, "*");
},
function (err) {
parent.postMessage({ pluginMessage: { type: "fail" } }, "*");
}
);
}
function getConstraintByScale(scale) {
if (scale === '0.5x') {
return {
type: 'SCALE',
value: 0.5
}
} else if (scale === '0.75x') {
return {
type: 'SCALE',
value: 0.75
}
} else if (scale === '1x') {
return {
type: 'SCALE',
value: 1
}
} else if (scale === '1.5x') {
return {
type: 'SCALE',
value: 1.5
}
} else if (scale === '2x') {
return {
type: 'SCALE',
value: 2
}
} else if (scale === '3x') {
return {
type: 'SCALE',
value: 3
}
} else if (scale === '4x') {
return {
type: 'SCALE',
value: 4
}
} else if (scale === '512w') {
return {
type: 'WIDTH',
value: 512
}
} else if (scale === '512h') {
return {
type: 'HEIGHT',
value: 512
}
}
}
function u8ToBase64(u8) {
let binary = ''
for (let i = 0; i < u8.length; i++) {
binary += String.fromCharCode(u8[i])
}
return window.btoa(binary)
}
addExportTabEventListener()
})();