mcopy/src/display/index.ts

166 lines
3.1 KiB
TypeScript
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'use strict';
import path = require('path');
import exec = require('exec');
import spawn = require('spawn');
import delay = require('delay');
const { BrowserWindow } = require('electron');
let wv : any;
let cp : any;
let system : any = {};
let TMPDIR : any;
class WebView {
private digitalWindow : any;
public opened : boolean = false;
public showing : boolean = false;
constructor() {
this.digitalWindow = new BrowserWindow({
webPreferences: {
nodeIntegration: true,
allowRunningInsecureContent: false,
'unsafe-eval' : false
},
width: 800,
height: 600,
minWidth : 800,
minHeight : 600//,
//icon: path.join(__dirname, '../../assets/icons/icon.png')
});
this.digitalWindow.loadURL('file://' + __dirname + '../../../display.html');
if (process.argv.indexOf('-d') !== -1 || process.argv.indexOf('--dev') !== -1) {
this.digitalWindow.webContents.openDevTools();
}
this.digitalWindow.on('closed', () => {
this.digitalWindow = null
});
this.digitalWindow.hide();
}
async open () {
this.digitalWindow.show();
this.showing = true;
this.opened = true;
}
async start () {
await this.open();
await this.fullScreen();
await delay(300);
}
async fullScreen () {
//this.digitalWindow.setFullScreen(true);
await this.digitalWindow.maximize();
}
setImage (src : string) {
try {
this.digitalWindow.webContents.send('display', { src });
} catch (err) {
console.error(err)
}
}
setMeter () {
this.digitalWindow.webContents.send('display', { meter : true });
}
setGrid () {
this.digitalWindow.webContents.send('display', { grid : true });
}
hide () {
if (this.digitalWindow) {
this.digitalWindow.hide();
}
this.showing = false;
}
close () {
if (this.digitalWindow) {
this.digitalWindow.close();
this.digitalWindow = null;
}
this.showing = false;
this.opened = false;
return true
}
async move () {
}
}
function padded_frame (i : number) {
let len = (i + '').length;
let str = i + '';
for (let x = 0; x < 5 - len; x++) {
str = '0' + str;
}
return str;
}
async function display_eog (src : string) {
//timeout 3 eog --fullscreen ${src}
cp = spawn('eog', ['--fullscreen', src]);
await delay(200)
}
function display_wv (src : string) {
wv.setImage(src);
}
async function hide () {
if (system.platform !== 'nix') {
//wv.hide();
} else {
if (cp) cp.kill();
}
}
async function show (frame : number) {
let padded : string = padded_frame(frame);
let ext : string = 'tif';
let tmppath : string;
if (system.platform !== 'nix') {
ext = 'png';
}
tmppath = path.join(TMPDIR, `export-${padded}.${ext}`);
if (system.platform !== 'nix') {
await open()
display_wv(tmppath);
} else {
await display_eog(tmppath);
}
}
async function open () {
if (system.platform !== 'nix') {
if (!wv || !wv.opened) {
wv = new WebView();
await wv.start()
}
} else {
//
}
}
async function close () {
if (system.platform !== 'nix') {
wv.close()
} else {
if (cp) cp.kill();
}
}
module.exports = function (sys : any) {
system = sys;
TMPDIR = path.join(system.tmp, 'mcopy_digital');
return {
open,
show,
hide,
close
}
}