88 lines
2.8 KiB
JavaScript
88 lines
2.8 KiB
JavaScript
function img(mainWindow, dir) {
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const electron = require('electron')
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const dialog = electron.dialog
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const fs = require('fs')
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var Jimp = require('jimp')
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var ipc = electron.ipcMain
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const BrowserWindow = electron.BrowserWindow
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ipc.on('file-select', (e, args) => {
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let fileNames = dialog.showOpenDialogSync(mainWindow, {
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properties: ['openFile', 'multiSelections'],
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title: '添付ファイルを選択',
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defaultPath: '.',
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filters: [
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{
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name: 'メディアファイル',
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extensions: ['jpg', 'png', 'gif', 'bmp', 'jpeg', 'mp4', 'webm'],
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},
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{ name: '画像', extensions: ['jpg', 'png', 'gif', 'bmp', 'jpeg'] },
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{ name: '動画', extensions: ['mp4', 'webm'] },
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{ name: '全てのファイル', extensions: ['*'] },
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],
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})
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if (!fileNames) {
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return false
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}
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for (var i = 0; i < fileNames.length; i++) {
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var path = fileNames[i]
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var bin = fs.readFileSync(path, 'base64')
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e.sender.webContents.send('resizeJudgement', [bin, 'new'])
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}
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})
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ipc.on('bmp-image', (e, args) => {
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Jimp.read(args[0], function (err, lenna) {
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if (err) throw err
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lenna.getBase64(Jimp.MIME_PNG, function (err, src) {
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e.sender.webContents.send('bmp-img-comp', [src, args[1]])
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})
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})
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})
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ipc.on('resize-image', (e, args) => {
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var ext = args[0].toString().slice(args[0].indexOf('/') + 1, args[0].indexOf(';'))
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if (ext == 'jpeg') {
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var use = 'MIME_JPEG'
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} else {
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var use = 'MIME_PNG'
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}
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var b64 = args[0].replace(/^data:\w+\/\w+;base64,/, '')
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var decodedFile = new Buffer(b64, 'base64')
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Jimp.read(decodedFile, function (err, lenna) {
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if (err) throw err
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lenna.scaleToFit(args[1], args[1]).getBase64(Jimp[use], function (err, src) {
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e.sender.webContents.send('bmp-img-comp', [src, args[1]])
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})
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})
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})
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ipc.on('stamp-image', (e, args) => {
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var text = args[1]
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var b64 = args[0].replace(/^data:\w+\/\w+;base64,/, '')
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var decodedFile = new Buffer(b64, 'base64')
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console.log(text)
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Jimp.read(decodedFile, function (err, image) {
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if (err) throw err
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Jimp.loadFont(Jimp.FONT_SANS_16_BLACK).then((font) => {
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var evWidth = Jimp.measureText(font, text)
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var width = image.bitmap.width
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var height = image.bitmap.height
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var left = width - evWidth - 10
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var top = height - 30
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var color = Jimp.intToRGBA(image.getPixelColor(left, top))
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console.log(left, top, color)
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var ave = (color.r + color.g + color.b) / 3
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if (ave > 128) {
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image.print(font, left, top, args[1]).getBase64(Jimp.MIME_PNG, function (err, src) {
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e.sender.webContents.send('bmp-img-comp', [src, args[1], true])
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})
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} else {
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Jimp.loadFont(Jimp.FONT_SANS_16_WHITE).then((font) => {
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image.print(font, left, top, args[1]).getBase64(Jimp.MIME_PNG, function (err, src) {
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e.sender.webContents.send('bmp-img-comp', [src, args[1], true])
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})
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})
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}
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})
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})
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})
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}
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exports.img = img
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