mcopy/lib/display/index.js

205 lines
5.3 KiB
JavaScript

'use strict';
Object.defineProperty(exports, "__esModule", { value: true });
/**
* @module display
* Provides features for displaying a full screen display of images for the digital module.
**/
const spawn = require("spawn");
const path_1 = require("path");
const delay_1 = require("delay");
const { BrowserWindow } = require('electron');
function padded_frame(i) {
let len = (i + '').length;
let str = i + '';
for (let x = 0; x < 5 - len; x++) {
str = '0' + str;
}
return str;
}
class WebView {
constructor() {
this.opened = false;
this.showing = false;
this.digitalWindow = new BrowserWindow({
webPreferences: {
nodeIntegration: true,
allowRunningInsecureContent: 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.close();
});
this.digitalWindow.hide();
}
async open() {
this.digitalWindow.show();
this.showing = true;
this.opened = true;
await this.digitalWindow.setFullScreen(true);
await delay_1.delay(300);
}
async show(src) {
if (!this.digitalWindow) {
console.warn(`Cannot show "${src}" because window does not exist`);
return false;
}
try {
this.digitalWindow.webContents.send('display', { src });
}
catch (err) {
console.error(err);
}
this.showing = true;
await delay_1.delay(100);
return true;
}
async focus() {
if (!this.digitalWindow) {
console.warn(`Cannot show focus screen because window does not exist`);
return false;
}
try {
this.digitalWindow.webContents.send('focus', { focus: true });
}
catch (err) {
console.error(err);
}
}
async field() {
if (!this.digitalWindow) {
console.warn(`Cannot show field guide because window does not exist`);
return false;
}
//aspect ratio
try {
this.digitalWindow.webContents.send('field', { field: true });
}
catch (err) {
console.error(err);
}
}
async meter() {
if (!this.digitalWindow) {
console.warn(`Cannot show meter screen because window does not exist`);
return false;
}
try {
this.digitalWindow.webContents.send('meter', { meter: true });
}
catch (err) {
console.error(err);
}
}
hide() {
if (this.digitalWindow) {
this.digitalWindow.hide();
}
this.showing = false;
return true;
}
close() {
this.hide();
if (this.digitalWindow) {
this.digitalWindow.close();
this.digitalWindow = null;
}
this.opened = false;
this.showing = false;
return true;
}
}
class EOG {
constructor() {
}
open() {
this.hide();
}
async show(src) {
//timeout 3 eog --fullscreen ${src}
this.cp = spawn('eog', ['--fullscreen', src]);
await delay_1.delay(200);
return true;
}
hide() {
if (this.cp) {
this.cp.kill();
this.cp = null;
}
}
close() {
this.hide();
}
}
class Display {
constructor(sys) {
this.platform = sys.platform;
this.tmpdir = path_1.join(sys.tmp, 'mcopy_digital');
}
async open() {
//if (this.platform !== 'nix') {
if (!this.wv || !this.wv.opened) {
this.wv = new WebView();
await this.wv.open();
}
//} else {
// if (!this.eog) {
// this.eog = new EOG()
// }
//}
}
async show(frame) {
let padded = padded_frame(frame);
let ext = 'tif';
let tmppath;
//if (this.platform !== 'nix') {
ext = 'png';
//}
tmppath = path_1.join(this.tmpdir, `export-${padded}.${ext}`);
//if (this.platform !== 'nix') {
await this.wv.show(tmppath);
//} else {
//await this.eog.show(tmppath);
//}
}
async showPath(pathStr) {
return await this.wv.show(pathStr);
}
hide() {
//if (this.platform !== 'nix') {
//don't hide between frames
//this.wv.hide();
//} else {
//this.eog.hide();
//}
}
close() {
//if (this.platform !== 'nix') {
this.wv.close();
//} else {
//this.eog.close()
//}
}
async focus() {
return await this.wv.focus();
}
async field() {
return await this.wv.field();
}
async meter() {
return await this.wv.meter();
}
}
module.exports = function (sys) {
return new Display(sys);
};
//# sourceMappingURL=index.js.map