127 lines
2.3 KiB
JavaScript
127 lines
2.3 KiB
JavaScript
'use strict';
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const path = require('path');
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const { BrowserWindow } = require('electron');
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const exec = require('exec');
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const spawn = require('spawn');
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const delay = require('delay');
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let wv;
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let cp;
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let system = {};
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let digitalWindow;
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let TMPDIR;
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class WebView {
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constructor() {
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}
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async open () {
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digitalWindow = new BrowserWindow({
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webPreferences: {
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nodeIntegration: true,
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allowRunningInsecureContent: false,
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'unsafe-eval' : false
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},
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width: 800,
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height: 600,
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minWidth : 800,
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minHeight : 600//,
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//icon: path.join(__dirname, '../../assets/icons/icon.png')
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});
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digitalWindow.loadURL('file://' + __dirname + '../../../display.html');
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if (process.argv.indexOf('-d') !== -1 || process.argv.indexOf('--dev') !== -1) {
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digitalWindow.webContents.openDevTools();
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}
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digitalWindow.on('closed', () => {
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digitalWindow = null
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});
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}
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async fullScreen () {
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return digitalWindow.setFullScreen(true);
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}
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async setImage (src) {
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return digitalWindow.webContents.send('display', { src });
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}
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async setMeter () {
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return digitalWindow.webContents.send('display', { meter : true });
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}
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async setGrid () {
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return digitalWindow.webContents.send('display', { grid : true });
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}
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async close () {
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if (digitalWindow) {
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digitalWindow.close();
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}
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return true
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}
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async move () {
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}
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}
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function padded_frame (i) {
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let len = (i + '').length;
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let str = i + '';
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for (let x = 0; x < 5 - len; x++) {
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str = '0' + str;
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}
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return str;
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}
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async function display_eog (src) {
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//timeout 3 eog --fullscreen ${src}
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cp = spawn('eog', ['--fullscreen', src]);
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}
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async function display_wv (src) {
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await wv.open();
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await wv.fullScreen();
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await delay(200);
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await wv.setImage(src);
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}
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async function end () {
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if (system.platform !== 'nix') {
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await wv.close();
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} else {
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cp.kill()
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}
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}
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async function start (frame) {
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let padded = padded_frame(frame);
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let ext = 'tif';
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let tmppath;
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if (system.platform !== 'nix') {
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ext = 'png';
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}
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tmppath = path.join(TMPDIR, `export-${padded}.${ext}`);
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if (system.platform !== 'nix') {
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display_wv(tmppath);
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} else {
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display_eog(tmppath);
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}
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}
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module.exports = function (sys) {
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system = sys;
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TMPDIR = path.join(system.tmp, 'mcopy_digital');
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if (system.platform !== 'nix') {
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wv = new WebView();
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} else {
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//child process
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}
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return {
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start,
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end
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}
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} |