mcopy/app/lib/display/index.js

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JavaScript
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'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");
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const path_1 = require("path");
const delay_1 = require("delay");
const { BrowserWindow } = require('electron');
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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(platform, display) {
this.opened = false;
this.showing = false;
const prefs = {
webPreferences: {
nodeIntegration: true,
allowRunningInsecureContent: false
},
width: 800,
height: 600,
minWidth: 800,
minHeight: 600 //,
//icon: path.join(__dirname, '../../assets/icons/icon.png')
};
if (!display.primary) {
prefs.x = display.x + 50;
prefs.y = display.y + 50;
}
this.digitalWindow = new BrowserWindow(prefs);
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();
this.platform = platform;
this.display = display;
}
async open() {
this.digitalWindow.show();
this.showing = true;
this.opened = true;
await this.digitalWindow.setFullScreen(true);
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await delay_1.delay(300);
if (this.platform === 'osx') {
await delay_1.delay(300); //give macs an extra 300ms to open fullscreen
}
}
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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);
}
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this.showing = true;
await delay_1.delay(200);
return true;
}
async focus() {
if (!this.digitalWindow) {
console.warn(`Cannot show focus screen because window does not exist`);
return false;
}
await delay_1.delay(500);
try {
this.digitalWindow.webContents.send('focus', { focus: true });
}
catch (err) {
console.error(err);
}
}
async field(ratio) {
if (!this.digitalWindow) {
console.warn(`Cannot show field guide because window does not exist`);
return false;
}
await delay_1.delay(500);
try {
this.digitalWindow.webContents.send('field', { field: true, ratio });
}
catch (err) {
console.error(err);
}
}
async meter() {
if (!this.digitalWindow) {
console.warn(`Cannot show meter screen because window does not exist`);
return false;
}
await delay_1.delay(500);
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() {
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this.hide();
if (this.digitalWindow) {
this.digitalWindow.close();
this.digitalWindow = null;
}
this.opened = false;
this.showing = false;
return true;
}
}
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class EOG {
constructor() {
}
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open() {
this.hide();
}
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async show(src) {
//timeout 3 eog --fullscreen ${src}
this.cp = spawn('eog', ['--fullscreen', src]);
await delay_1.delay(200);
return true;
}
hide() {
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if (this.cp) {
this.cp.kill();
this.cp = null;
}
}
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close() {
this.hide();
}
}
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class Display {
constructor(sys) {
this.platform = sys.platform;
this.displays = sys.displays;
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this.tmpdir = path_1.join(sys.tmp, 'mcopy_digital');
this.display = this.displays.find((display) => {
if (display.primary)
return true;
});
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}
async open() {
if (this.wv && this.wv.display && this.wv.display.id !== this.display.id) {
this.wv.close();
}
if (!this.wv || !this.wv.opened) {
this.wv = new WebView(this.platform, this.display);
await this.wv.open();
}
}
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async show(frame) {
let padded = padded_frame(frame);
let ext = 'png';
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let tmppath;
tmppath = path_1.join(this.tmpdir, `export-${padded}.${ext}`);
await this.wv.show(tmppath);
}
async showPath(pathStr) {
return await this.wv.show(pathStr);
}
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hide() {
}
async close() {
return await this.wv.close();
}
async focus() {
return await this.wv.focus();
}
async field(ratio) {
return await this.wv.field(ratio);
}
async meter() {
return await this.wv.meter();
}
change(id) {
this.display = this.displays.find((display) => {
if (display.id == id)
return true;
});
}
}
module.exports = function (sys) {
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return new Display(sys);
};
//# sourceMappingURL=index.js.map