betaflight-configurator/tabs/transponder.js

105 lines
3.4 KiB
JavaScript

'use strict';
TABS.transponder = {
available: false
};
TABS.transponder.initialize = function (callback, scrollPosition) {
var self = this;
if (GUI.active_tab != 'transponder') {
GUI.active_tab = 'transponder';
}
// transponder supported added in MSP API Version 1.16.0
TABS.transponder.available = semver.gte(CONFIG.apiVersion, "1.16.0");
if (!TABS.transponder.available) {
load_html();
return;
}
function load_html() {
$('#content').load("./tabs/transponder.html", process_html);
}
// get the transponder data and a flag to see if transponder support is enabled on the FC
MSP.send_message(MSP_codes.MSP_TRANSPONDER_CONFIG, false, false, load_html);
// Convert a hex string to a byte array
function hexToBytes(hex) {
for (var bytes = [], c = 0; c < hex.length; c += 2)
bytes.push(~parseInt(hex.substr(c, 2), 16));
return bytes;
}
function pad(n, width) {
n = n + '';
return n.length >= width ? n : new Array(width - n.length + 1).join('0') + n;
}
// Convert a byte array to a hex string
function bytesToHex(bytes) {
for (var hex = [], i = 0; i < bytes.length; i++) {
hex.push(pad(((~bytes[i]) & 0xFF).toString(16),2));
}
return hex.join("").toUpperCase();
}
function process_html() {
// translate to user-selected language
localize();
$(".tab-transponder")
.toggleClass("transponder-supported", TABS.transponder.available && TRANSPONDER.supported);
if (TABS.transponder.available) {
var data = bytesToHex(TRANSPONDER.data);
$('input[name="data"]').val(data);
$('input[name="data"]').prop('maxLength', data.length);
$('a.save').click(function () {
// gather data that doesn't have automatic change event bound
var dataString = $('input[name="data"]').val();
var expectedLength = TRANSPONDER.data.length;
var hexRegExp = new RegExp('[0-9a-fA-F]{' + (expectedLength * 2) + '}', 'gi');
if (!dataString.match(hexRegExp)) {
GUI.log(chrome.i18n.getMessage('transponderDataInvalid'));
return;
}
TRANSPONDER.data = hexToBytes(dataString);
//
// send data to FC
//
function save_transponder_config() {
MSP.send_message(MSP_codes.MSP_SET_TRANSPONDER_CONFIG, MSP.crunch(MSP_codes.MSP_SET_TRANSPONDER_CONFIG), false, save_to_eeprom);
}
function save_to_eeprom() {
MSP.send_message(MSP_codes.MSP_EEPROM_WRITE, false, false, function () {
GUI.log(chrome.i18n.getMessage('transponderEepromSaved'));
});
}
save_transponder_config();
});
}
// status data pulled via separate timer with static speed
GUI.interval_add('status_pull', function status_pull() {
MSP.send_message(MSP_codes.MSP_STATUS);
}, 250, true);
GUI.content_ready(callback);
}
};
TABS.transponder.cleanup = function (callback) {
if (callback) callback();
};