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osd.js
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/*global $,nwdialog*/
'use strict';
var SYM = SYM || {};
SYM.LAST_CHAR = 225; // For drawing the font preview
SYM.BLANK = 0x20;
SYM.MILLIOHM = 0x62;
SYM.BATT = 0x63;
SYM.RSSI = 0x01;
SYM.AH_RIGHT = 0x12D;
SYM.AH_LEFT = 0x12C;
SYM.THR = 0x95;
SYM.VOLT = 0x1F;
SYM.AH_DECORATION_UP = 0x15;
SYM.WIND_SPEED_HORIZONTAL = 0x86;
SYM.WIND_SPEED_VERTICAL = 0x87;
SYM.FLY_M = 0x9F;
SYM.ON_M = 0x9E;
SYM.AH_CENTER_LINE = 0x13A;
SYM.AH_CENTER_LINE_RIGHT = 0x13B;
SYM.AH_BAR9_0 = 0x14C;
SYM.AZIMUTH = 0x05;
SYM.AH_DECORATION = 0x131;
SYM.AMP = 0x6A;
SYM.MAH = 0x99;
SYM.WH = 0x6D;
SYM.WATT = 0x71;
SYM.MAH_KM_0 = 0x6B;
SYM.MAH_KM_1 = 0x6C;
SYM.MAH_MI_0 = 0x93;
SYM.MAH_MI_1 = 0x94;
SYM.AH_V_FT_0 = 0xD6;
SYM.AH_V_FT_1 = 0xD7;
SYM.AH_V_M_0 = 0xD8;
SYM.AH_V_M_1 = 0xD9;
SYM.WH_KM = 0x6E;
SYM.WH_MI = 0x6F;
SYM.GPS_SAT1 = 0x08;
SYM.GPS_SAT2 = 0x09;
SYM.GPS_HDP1 = 0x0E;
SYM.GPS_HDP2 = 0x0F;
SYM.KM = 0x83;
SYM.KMH = 0x90;
SYM.KMH_3D = 0x88;
SYM.MPH = 0x91;
SYM.MPH_3D = 0x89;
SYM.ALT_M = 0x76;
SYM.ALT_FT = 0x78;
SYM.LAT = 0x03;
SYM.LON = 0x04;
SYM.AIR = 0x8C;
SYM.DIRECTION = 0x17;
SYM.DIR_TO_HOME = 0x13C;
SYM.SCALE = 0x0D;
SYM.DIST_KM = 0x7E;
SYM.DIST_MI = 0x80;
SYM.M = 0x82;
SYM.MI = 0x84;
SYM.HOME = 0x10;
SYM.TRIP_DIST = 0x75;
SYM.HEADING = 0x0C;
SYM.DEGREES = 0x0B;
SYM.HEADING_N = 0xC8;
SYM.HEADING_E = 0xCA;
SYM.HEADING_W = 0xCB;
SYM.HEADING_DIVIDED_LINE = 0xCC;
SYM.HEADING_LINE = 0xCD;
SYM.VARIO_UP_2A = 0x155;
SYM.M_S = 0x8F;
SYM.FT_S = 0x8D;
SYM.CLOCK = 0xA0;
SYM.ZERO_HALF_TRAILING_DOT = 0xA1;
SYM.ZERO_HALF_LEADING_DOT = 0xB1;
SYM.ROLL_LEFT = 0xAD;
SYM.ROLL_LEVEL = 0xAE;
SYM.ROLL_RIGHT = 0xAF;
SYM.PITCH_UP = 0xB0;
SYM.PITCH_DOWN = 0xBB;
SYM.TEMP_C = 0x97;
SYM.TEMP_F = 0x96;
SYM.BARO_TEMP = 0xC0;
SYM.IMU_TEMP = 0xC1;
SYM.TEMP = 0xC2;
SYM.GFORCE = 0xBC;
SYM.GFORCE_X = 0xBD;
SYM.GFORCE_Y = 0xBE;
SYM.GFORCE_Z = 0xBF;
SYM.RPM = 0x8B;
SYM.ESC_TEMPERATURE = 0xC3;
SYM.RSS2 = 0x11;
SYM.DB = 0x12;
SYM.DBM = 0x13;
SYM.MW = 0x72;
SYM.SNR = 0x14;
SYM.LQ = 0x02;
SYM.GLIDESLOPE = 0x9C;
SYM.DIST_NM = 0x81;
SYM.NM = 0x85;
SYM.KT_3D = 0x8A;
SYM.KT = 0x92;
SYM.HUND_FTM = 0x8E;
SYM.MAH_NM_0 = 0x60;
SYM.MAH_NM_1 = 0x61;
SYM.AH_NM = 0x3F;
SYM.WH_NM = 0x70;
SYM.VTX_POWER = 0x27;
SYM.MAX = 0xCE;
SYM.PROFILE = 0xCF;
SYM.SWITCH_INDICATOR_HIGH = 0xD2;
SYM.GLIDE_MINS = 0xD5;
SYM.GLIDE_RANGE = 0xD4;
SYM.FLIGHT_MINS_REMAINING = 0xDA;
SYM.FLIGHT_DIST_REMAINING = 0x167;
SYM.GROUND_COURSE = 0xDC;
SYM.ALERT = 0xDD;
SYM.CROSS_TRACK_ERROR = 0xFC;
SYM.ADSB = 0xFD;
SYM.PAN_SERVO_IS_OFFSET_L = 0x1C7;
SYM.ODOMETER = 0X168;
SYM.PILOT_LOGO_SML_L = 0x1D5;
SYM.PILOT_LOGO_SML_C = 0x1D6;
SYM.PILOT_LOGO_SML_R = 0x1D7;
SYM.AH_AIRCRAFT0 = 0x1A2;
SYM.AH_AIRCRAFT1 = 0x1A3;
SYM.AH_AIRCRAFT2 = 0x1A4;
SYM.AH_AIRCRAFT3 = 0x1A5;
SYM.AH_AIRCRAFT4 = 0x1A6;
SYM.AH_CROSSHAIRS = new Array(0x166, 0x1A4, new Array(0x190, 0x191, 0x192), new Array(0x193, 0x194, 0x195), new Array(0x196, 0x197, 0x198), new Array(0x199, 0x19A, 0x19B), new Array (0x19C, 0x19D, 0x19E), new Array (0x19F, 0x1A0, 0x1A1));
var useESCTelemetry = false;
var useBaro = false;
var useCRSFRx = false;
var usePitot = false;
var video_type = null;
var isGuidesChecked = false;
var FONT = FONT || {};
var FONT = FONT || {};
FONT.initData = function () {
if (FONT.data) {
return;
}
FONT.data = {
// default font file name
loaded_font_file: 'default',
// array of arry of image bytes ready to upload to fc
characters_bytes: [],
// array of array of image bits by character
characters: [],
// an array of base64 encoded image strings by character
character_image_urls: []
}
};
FONT.constants = {
SIZES: {
/** NVM ram size for one font char, actual character bytes **/
MAX_NVM_FONT_CHAR_SIZE: 54,
/** NVM ram field size for one font char, last 10 bytes dont matter **/
MAX_NVM_FONT_CHAR_FIELD_SIZE: 64,
CHAR_HEIGHT: 18,
CHAR_WIDTH: 12,
LINE: 30
},
COLORS: {
// black
0: 'rgba(0, 0, 0, 1)',
// also the value 3, could yield transparent according to
// https://www.sparkfun.com/datasheets/BreakoutBoards/MAX7456.pdf
1: 'rgba(255, 255, 255, 0)',
// white
2: 'rgba(255,255,255, 1)'
}
};
/**
* Each line is composed of 8 asci 1 or 0, representing 1 bit each for a total of 1 byte per line
*/
FONT.parseMCMFontFile = function (data) {
data = data.split("\n");
// clear local data
FONT.data.characters.length = 0;
FONT.data.characters_bytes.length = 0;
FONT.data.character_image_urls.length = 0;
// make sure the font file is valid
if (data.shift().trim() != 'MAX7456') {
var msg = 'that font file doesn\'t have the MAX7456 header, giving up';
console.debug(msg);
Promise.reject(msg);
}
var character_bits = [];
var character_bytes = [];
// hexstring is for debugging
FONT.data.hexstring = [];
var pushChar = function () {
FONT.data.characters_bytes.push(character_bytes);
FONT.data.characters.push(character_bits);
FONT.draw(FONT.data.characters.length - 1);
//$log.debug('parsed char ', i, ' as ', character);
character_bits = [];
character_bytes = [];
};
for (var i = 0; i < data.length; i++) {
var line = data[i];
// hexstring is for debugging
FONT.data.hexstring.push('0x' + parseInt(line, 2).toString(16));
// every 64 bytes (line) is a char, we're counting chars though, which are 2 bits
if (character_bits.length == FONT.constants.SIZES.MAX_NVM_FONT_CHAR_FIELD_SIZE * (8 / 2)) {
pushChar()
}
for (var y = 0; y < 8; y = y + 2) {
var v = parseInt(line.slice(y, y + 2), 2);
character_bits.push(v);
}
character_bytes.push(parseInt(line, 2));
}
// push the last char
pushChar();
return FONT.data.characters;
};
//noinspection JSUnusedLocalSymbols
FONT.openFontFile = function ($preview) {
return new Promise(function (resolve) {
nwdialog.setContext(document);
nwdialog.openFileDialog('.mcm', function(filename) {
const fs = require('fs');
const fontData = fs.readFileSync(filename, {flag: "r"});
FONT.parseMCMFontFile(fontData.toString());
resolve();
});
});
};
/**
* returns a canvas image with the character on it
*/
var drawCanvas = function (charAddress) {
var canvas = document.createElement('canvas');
var ctx = canvas.getContext("2d");
// TODO: do we want to be able to set pixel size? going to try letting the consumer scale the image.
var pixelSize = pixelSize || 1;
var width = pixelSize * FONT.constants.SIZES.CHAR_WIDTH;
var height = pixelSize * FONT.constants.SIZES.CHAR_HEIGHT;
canvas.width = width;
canvas.height = height;
for (var y = 0; y < height; y++) {
for (var x = 0; x < width; x++) {
if (!(charAddress in FONT.data.characters)) {
console.log('charAddress', charAddress, ' is not in ', FONT.data.characters.length);
}
var v = FONT.data.characters[charAddress][(y * width) + x];
ctx.fillStyle = FONT.constants.COLORS[v];
ctx.fillRect(x, y, pixelSize, pixelSize);
}
}
return canvas;
};
FONT.draw = function (charAddress) {
var cached = FONT.data.character_image_urls[charAddress];
if (!cached) {
cached = FONT.data.character_image_urls[charAddress] = drawCanvas(charAddress).toDataURL('image/png');
}
return cached;
};
// Returns the font data for a blank character
FONT.blank = function() {
var size = FONT.constants.SIZES.MAX_NVM_FONT_CHAR_SIZE;
return Array.apply(null, {length: size}).map(function() { return SYM.BLANK; });
};
FONT.msp = {
encode: function (charAddress) {
var addr = [];
if (charAddress > 255) {
addr.push16(charAddress);
} else {
addr.push8(charAddress);
}
var data = FONT.data.characters_bytes[charAddress];
if (!data) {
data = FONT.blank();
}
return addr.concat(data.slice(0, FONT.constants.SIZES.MAX_NVM_FONT_CHAR_SIZE));
}
};
FONT.upload = function (callback) {
// Always upload 512 characters, using extra blanks if the font
// has less characters. This ensures we overwrite the 2nd page
// when uploading a 1-page font over a 2-page one.
var count = 512;
var addrs = [];
for (var ii = 0; ii < count; ii++) {
// Upload 2nd page first, so chips supporting just one page
// overwrite page 2 with page 1. Note that this works fine with
// INAV < 2.1 because it will write invalid character data over
// the first pass, but then it will be ovewritten by the first
// 256 characters.
var charIndex = ii < 256 ? ii + 256 : ii - 256;
addrs.push(charIndex);
}
addrs.reduce(function(p, next, idx) {
return p.then(function() {
if (callback) {
callback(idx, count, (idx / count) * 100);
}
// Force usage of V1/V2 protocol to workaround the 64 byte write bug
// on F3 when the configurator is running on macOS
var proto = next <= 255 ? MSP.constants.PROTOCOL_V1 : MSP.constants.PROTOCOL_V2;
var data = FONT.msp.encode(next);
return MSP.promise(MSPCodes.MSP_OSD_CHAR_WRITE, data, proto);
});
}, Promise.resolve()).then(function() {
OSD.GUI.jbox.close();
return MSP.promise(MSPCodes.MSP_SET_REBOOT);
});
};
FONT.preview = function ($el) {
$el.empty();
for (var i = 1; i <= SYM.LAST_CHAR; i++) {
var url = FONT.data.character_image_urls[i];
$el.append('<img src="' + url + '" title="0x' + i.toString(16) + '"></img> ');
}
};
FONT.symbol = function (hexVal) {
return String.fromCharCode(hexVal);
};
FONT.embed_dot = function(str) {
var zero = '0'.charCodeAt(0);
var repl = str.replace(/\d\.\d/, function(match) {
var c1 = match.charCodeAt(0) + SYM.ZERO_HALF_TRAILING_DOT - zero;
var c2 = match.charCodeAt(2) + SYM.ZERO_HALF_LEADING_DOT - zero;
return FONT.symbol(c1) + FONT.symbol(c2);
});
return repl;
}
var OSD = OSD || {};
// common functions for altitude and negative altitude alarms
function altitude_alarm_unit(osd_data) {
switch (OSD.data.preferences.units) {
case 0: // Imperial
case 3: // UK
case 4: // GA
return 'ft';
default: // Metric
return 'm';
}
}
function altitude_alarm_to_display(osd_data, value) {
switch (OSD.data.preferences.units) {
case 0: // Imperial
case 3: // UK
case 4: // GA
// feet to meters
return Math.round(value * 3.28084)
default: // Metric
return value;
}
}
function altitude_alarm_from_display(osd_data, value) {
switch (OSD.data.preferences.units) {
case 0: // Imperial
case 3: // UK
case 4: // GA
// feet to meters
return Math.round(value / 3.28084);
default: // Metric
return value;
}
}
function altitude_alarm_max(osd_data, value) {
var meters_max = 10000;
switch (OSD.data.preferences.units) {
case 0: // Imperial
case 3: // UK
case 4: // GA
// meters max to feet max
return Math.trunc(meters_max * 3.28084);
default: // Metric
return meters_max;
}
}
// Used to wrap altitude conversion functions for firmwares up
// to 1.7.3, since the altitude alarm used either m or feet
// depending on the OSD display unit used (hence, no conversion)
function altitude_alarm_display_function(fn) {
return function(osd_data, value) {
return fn(osd_data, value)
}
}
function osdMainBatteryPreview() {
var s = '16.8';
if (Settings.getInputValue('osd_main_voltage_decimals') == 2) {
s += '3';
}
s += FONT.symbol(SYM.VOLT);
return FONT.symbol(SYM.BATT) + FONT.embed_dot(s);
}
function osdmAhPrecisionPreview() {
let precision = Settings.getInputValue('osd_mah_precision');
let rnd = (Math.floor(10000000000000 + Math.random() * 90000000000000)).toString();
rnd = rnd.replace('0', '');
let preview = rnd.substring(0, precision);
return preview + FONT.symbol(SYM.MAH);
}
function osdCoordinatePreview(symbol, coordinate) {
return function() {
var digits = Settings.getInputValue('osd_coordinate_digits');
if (!digits) {
// Setting doesn't exist in the FC. Use 11, which
// will make it look close to how it looked before 2.0
digits = 11;
}
var integerLength = ('' + parseInt(coordinate)).length;
return FONT.symbol(symbol) + FONT.embed_dot(coordinate.toFixed(digits - integerLength));
}
}
// parsed fc output and output to fc, used by to OSD.msp.encode
OSD.initData = function () {
OSD.data = {
supported: false,
preferences: {
video_system: null,
main_voltage_decimals: null,
ahi_reverse_roll: null,
crosshairs_style: null,
left_sidebar_scroll: null,
right_sidebar_scroll: null,
sidebar_scroll_arrows: null,
units: null,
stats_energy_unit: null,
},
alarms: {
rssi: null,
batt_cap: null,
fly_minutes: null,
max_altitude: null,
dist: null,
max_neg_altitude: null,
gforce: null,
gforce_axis_min: null,
gforce_axis_max: null,
current: null,
imu_temp_alarm_min: null,
imu_temp_alarm_max: null,
baro_temp_alarm_min: null,
baro_temp_alarm_max: null,
adsb_distance_warning: null,
adsb_distance_alert: null,
},
layouts: [],
layout_count: 1, // This needs to be 1 for compatibility with < 2.0
item_count: 0,
items: [],
groups: {},
preview: [],
isDjiHdFpv: false,
isMspDisplay: false
};
};
OSD.DjiElements = {
supported: [
"RSSI_VALUE",
"MAIN_BATT_VOLTAGE",
"MAIN_BATT_CELL_VOLTAGE",
"CRAFT_NAME",
"FLYMODE",
"ESC_TEMPERATURE",
"ALTITUDE",
"VARIO_NUM",
"CROSSHAIRS",
"HORIZON_SIDEBARS",
"PITCH_ANGLE",
"ROLL_ANGLE",
"CURRENT_DRAW",
"MAH_DRAWN",
"GPS_SPEED",
"GPS_SATS",
"LONGITUDE",
"LATITUDE",
"DIRECTION_TO_HOME",
"DISTANCE_TO_HOME"
],
emptyGroups: [
"MapsAndRadars",
"GForce",
"Timers",
"VTX",
"CRSF",
"SwitchIndicators",
"GVars",
"PIDs",
"PIDOutputs",
"PowerLimits"
],
supportedSettings: [
"craft_name",
"units"
],
supportedAlarms: [
"rssi_alarm",
"osd_alt_alarm"
],
craftNameElements: [
"MESSAGES",
"THROTTLE_POSITION",
"SCALED_THROTTLE_POSITION",
"3D_SPEED",
"EFFICIENCY_MAH",
"TRIP_DIST"
]
};
OSD.constants = {
VISIBLE: 0x2000,
VIDEO_TYPES: [
'AUTO',
'PAL',
'NTSC',
'HDZERO',
'DJIWTF',
'AVATAR',
'BF43COMPAT',
'BFHDCOMPAT'
],
VIDEO_LINES: {
PAL: 16,
NTSC: 13,
HDZERO: 18,
DJIWTF: 22,
AVATAR: 20,
BF43COMPAT: 16,
BFHDCOMPAT: 20
},
VIDEO_COLS: {
PAL: 30,
NTSC: 30,
HDZERO: 50,
DJIWTF: 60,
AVATAR: 53,
BF43COMPAT: 30,
BFHDCOMPAT: 53
},
VIDEO_BUFFER_CHARS: {
PAL: 480,
NTSC: 390,
HDZERO: 900,
DJIWTF: 1320,
AVATAR: 1060,
BF43COMPAT: 480,
BFHDCOMPAT: 1060
},
UNIT_TYPES: [
{name: 'osdUnitImperial', value: 0},
{name: 'osdUnitMetric', value: 1},
{name: 'osdUnitMetricMPH', tip: 'osdUnitMetricMPHTip', value: 2},
{name: 'osdUnitUK', tip: 'osdUnitUKTip', value: 3},
{name: 'osdUnitGA', tip: 'osdUnitGATip', value: 4},
],
AHISIDEBARWIDTHPOSITION: 7,
AHISIDEBARHEIGHTPOSITION: 3,
ALL_ALARMS: [
{
name: 'RSSI',
field: 'rssi',
unit: '%',
min: 0,
max: 100
},
{
name: 'BATT_CAP',
field: 'batt_cap',
unit: 'mah',
min: 0,
max: 4294967295
},
{
name: 'FLY_MINUTES',
field: 'fly_minutes',
unit: 'minutes',
min: 0,
max: 600
},
{
name: 'MAX_ALTITUDE',
field: 'max_altitude',
unit: altitude_alarm_unit,
to_display: altitude_alarm_display_function(altitude_alarm_to_display),
from_display: altitude_alarm_display_function(altitude_alarm_from_display),
min: 0,
max: altitude_alarm_max
},
{
name: 'MAX_NEG_ALTITUDE',
field: 'max_neg_altitude',
unit: altitude_alarm_unit,
to_display: altitude_alarm_to_display,
from_display: altitude_alarm_from_display,
min: 0,
max: altitude_alarm_max
},
{
name: 'DIST',
field: 'dist',
unit: function(osd_data) {
switch (OSD.data.preferences.units) {
case 0: // Imperial
case 3: // UK
return 'mi';
case 4: // GA
return 'NM';
default: // Metric
return 'm';
}
},
to_display: function(osd_data, value) {
switch (OSD.data.preferences.units) {
case 0: // Imperial
case 3: // UK
// meters to miles
return (value / 1609.344).toFixed(2);
case 4: // GA
// metres to nautical miles
return (value / 1852.001).toFixed(2);
default: // Metric
return value;
}
},
from_display: function(osd_data, value) {
switch (OSD.data.preferences.units) {
case 0: // Imperial
case 3: // UK
// miles to meters
return Math.round(value * 1609.344);
case 4: // GA
return Math.round(value * 1852.001);
default: // Metric
return value;
}
},
step: function(osd_data) {
switch (OSD.data.preferences.units) {
case 0: // Imperial
case 3: // UK
case 4: // GA
return 0.01;
default: // Metric
return 1;
}
},
min: 0,
max: function(osd_data) {
var meters_max = 50000;
switch (OSD.data.preferences.units) {
case 0: // Imperial
case 3: // UK
// Meters max to miles max
return Math.trunc(meters_max / 1609.344);
case 4: // GA
// Meters max to nautical miles max
return Math.trunc(meters_max / 1852.001);
default: // Metric
return meters_max;
}
}
},
{
name: 'GFORCE',
field: 'gforce',
min_version: '2.2.0',
step: 0.1,
unit: 'g',
to_display: function(osd_data, value) { return value / 1000 },
from_display: function(osd_data, value) { return value * 1000 },
min: 0,
max: 20
},
{
name: 'GFORCE_AXIS_MIN',
field: 'gforce_axis_min',
min_version: '2.2.0',
step: 0.1,
unit: 'g',
to_display: function(osd_data, value) { return value / 1000 },
from_display: function(osd_data, value) { return value * 1000 },
min: -20,
max: 20
},
{
name: 'GFORCE_AXIS_MAX',
field: 'gforce_axis_max',
min_version: '2.2.0',
step: 0.1,
unit: 'g',
to_display: function(osd_data, value) { return value / 1000 },
from_display: function(osd_data, value) { return value * 1000 },
min: -20,
max: 20
},
{
name: 'CURRENT',
field: 'current',
min_version: '2.2.0',
step: 1,
unit: 'A',
min: 0,
max: 255
},
{
name: 'IMU_TEMPERATURE_MIN',
field: 'imu_temp_alarm_min',
unit: '°C',
step: 0.5,
to_display: function(osd_data, value) { return value / 10 },
from_display: function(osd_data, value) { return value * 10 },
min: -55,
max: 125
},
{
name: 'IMU_TEMPERATURE_MAX',
field: 'imu_temp_alarm_max',
step: 0.5,
unit: '°C',
to_display: function(osd_data, value) { return value / 10 },
from_display: function(osd_data, value) { return value * 10 },
min: -55,
max: 125
},
{
name: 'BARO_TEMPERATURE_MIN',
field: 'baro_temp_alarm_min',
step: 0.5,
unit: '°C',
to_display: function(osd_data, value) { return value / 10 },
from_display: function(osd_data, value) { return value * 10 },
min: -55,
max: 125
},
{
name: 'BARO_TEMPERATURE_MAX',
field: 'baro_temp_alarm_max',
step: 0.5,
unit: '°C',
to_display: function(osd_data, value) { return value / 10 },
from_display: function(osd_data, value) { return value * 10 },
min: -55,
max: 125
},
{
name: 'ADSB_MAX_DISTANCE_WARNING',
field: 'adsb_distance_warning',
step: 1,
unit: "meters",
min: 1,
max: 64000,
min_version: '7.1.0',
},
{
name: 'ADSB_MAX_DISTANCE_ALERT',
field: 'adsb_distance_alert',
step: 1,
unit: "meters",
min: 1,
max: 64000,
min_version: '7.1.0',
},
],
// All display fields, from every version, do not remove elements, only add!
ALL_DISPLAY_GROUPS: [
{
name: 'osdGroupGeneral',
items: [
{
name: 'RSSI_VALUE',
id: 0,
preview: FONT.symbol(SYM.RSSI) + '99'
},
{
name: 'MAIN_BATT_VOLTAGE',
id: 1,
preview: osdMainBatteryPreview,
},
{
name: 'SAG_COMP_MAIN_BATT_VOLTAGE',
id: 53,
preview: osdMainBatteryPreview,
},
{
name: 'MAIN_BATT_CELL_VOLTAGE',
id: 32,
preview: FONT.symbol(SYM.BATT) + FONT.embed_dot('3.90') + FONT.symbol(SYM.VOLT)
},
{
name: 'SAG_COMP_MAIN_BATT_CELL_VOLTAGE',
id: 54,
preview: FONT.symbol(SYM.BATT) + FONT.embed_dot('4.18') + FONT.symbol(SYM.VOLT)
},
{
name: 'POWER_SUPPLY_IMPEDANCE',
id: 55,
preview: ' 23' + FONT.symbol(SYM.MILLIOHM)
},
{
name: 'MAIN_BATT_REMAINING_PERCENTAGE',
id: 38,
preview: FONT.symbol(SYM.BATT) + '100%'
},
{
name: 'REMAINING_FLIGHT_TIME',
id: 48,
preview: FONT.symbol(SYM.FLIGHT_MINS_REMAINING) + '10:35'
},
{
name: 'REMAINING_FLIGHT_DISTANCE',
id: 49,
preview: function(osd_data) {
switch (OSD.data.preferences.units) {
case 0: // Imperial
case 3: // UK
return FONT.symbol(SYM.FLIGHT_DIST_REMAINING) + FONT.embed_dot('0.98') + FONT.symbol(SYM.DIST_MI);
case 4: // GA
return FONT.symbol(SYM.FLIGHT_DIST_REMAINING) + FONT.embed_dot('0.85') + FONT.symbol(SYM.DIST_NM);
default: // Metric
return FONT.symbol(SYM.FLIGHT_DIST_REMAINING) + FONT.embed_dot('1.73') + FONT.symbol(SYM.DIST_KM);
}
}
},
{
name: 'THROTTLE_POSITION',
id: 9,
preview: ' ' + FONT.symbol(SYM.THR) + ' 69'
},
{
name: 'SCALED_THROTTLE_POSITION',
id: 33,
preview: FONT.symbol(SYM.SCALE) + FONT.symbol(SYM.THR) + ' 51'
},
{
name: 'CRAFT_NAME',
id: 8,
preview: '[CRAFT_NAME]'
},
{
name: 'PILOT_NAME',
id: 142,
preview: '[PILOT_NAME]'
},
{
name: 'PILOT_LOGO',
id: 146,
preview: FONT.symbol(SYM.PILOT_LOGO_SML_L) + FONT.symbol(SYM.PILOT_LOGO_SML_C) + FONT.symbol(SYM.PILOT_LOGO_SML_R)
},
{
name: 'FLYMODE',
id: 7,
preview: 'ACRO'
},
{
name: 'MESSAGES',
id: 30,
preview: ' SYSTEM MESSAGE ', // 28 chars, like OSD_MESSAGE_LENGTH on osd.c
},
{
name: 'HEADING',
id: 24,
preview: FONT.symbol(SYM.HEADING) + '175' + FONT.symbol(SYM.DEGREES)
},
{
name: 'HEADING_GRAPH',
id: 34,
preview: FONT.symbol(SYM.HEADING_W) +
FONT.symbol(SYM.HEADING_LINE) +
FONT.symbol(SYM.HEADING_DIVIDED_LINE) +
FONT.symbol(SYM.HEADING_LINE) +
FONT.symbol(SYM.HEADING_N) +
FONT.symbol(SYM.HEADING_LINE) +
FONT.symbol(SYM.HEADING_DIVIDED_LINE) +
FONT.symbol(SYM.HEADING_LINE) +
FONT.symbol(SYM.HEADING_E)
},
{
name: 'AIR_SPEED',
id: 27,
enabled: function() {
return usePitot;
},
preview: function(osd_data) {
var speed;
switch (OSD.data.preferences.units) {
case 0: // Imperial
case 2: // Metric + MPH
case 3: // UK
speed = '115' + FONT.symbol(SYM.MPH);
break;
case 4: // GA
speed = '100' + FONT.symbol(SYM.KT);
break;
default: // Metric
speed = '185' + FONT.symbol(SYM.KMH);
break;
}
return FONT.symbol(SYM.AIR) + speed;
}
},
{
name: 'AIR_MAX_SPEED',
id: 127,
enabled: function() {
return usePitot;
},
preview: function(osd_data) {
// 3 chars
switch (OSD.data.preferences.units) {
case 0: // Imperial
case 2: // Metric + MPH
case 3: // UK
return FONT.symbol(SYM.MAX) + FONT.symbol(SYM.AIR) + FONT.embed_dot('135') + FONT.symbol(SYM.MPH);
case 4: // GA
return FONT.symbol(SYM.MAX) + FONT.symbol(SYM.AIR) + FONT.embed_dot('177') + FONT.symbol(SYM.KT);
default: // Metric
return FONT.symbol(SYM.MAX) + FONT.symbol(SYM.AIR) + FONT.embed_dot('217') + FONT.symbol(SYM.KMH);
}
}
},
{
name: 'RTC_TIME',
id: 29,
preview: FONT.symbol(SYM.CLOCK) + '13:37:25'
},
{
name: 'RC_SOURCE',
id: 104,
preview: 'MSP'
},
{
name: 'ESC_RPM',
id: 106,
min_version: '2.3.0',
enabled: function() {
return useESCTelemetry;
},
preview: function(){
let rpmPreview = '112974'.substr((6 - parseInt(Settings.getInputValue('osd_esc_rpm_precision'))));
return FONT.symbol(SYM.RPM) + rpmPreview;
}
},
{
name: 'GLIDESLOPE',
id: 124,
min_version: '3.0.0',
preview: FONT.symbol(SYM.GLIDESLOPE) + FONT.embed_dot('12.3'),
},
{
name: 'GLIDE_TIME',
id: 136,
min_version: '5.0.0',
preview: FONT.symbol(SYM.GLIDE_MINS) + '02:34',
},
{
name: 'GLIDE_RANGE',