264 lines
9 KiB
Text
264 lines
9 KiB
Text
# Copyright 2018 Stuart Buchanan
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# This file is part of FlightGear.
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#
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# Foobar is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 2 of the License, or
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# (at your option) any later version.
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#
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# FlightGear is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with FlightGear. If not, see <http://www.gnu.org/licenses/>.
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#
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# PFDInstruments Controller
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var PFDInstrumentsController =
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{
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new : func (page, svg)
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{
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var obj = {
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parents : [ PFDInstrumentsController, MFDPageController.new(page) ],
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_crsrToggle : 0,
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_pfdrecipient : nil,
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page : page,
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_last_ias_kt : 0,
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_last_alt_ft : 0,
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_last_trend : systime(),
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_selected_alt_ft : 0,
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_heading : 0,
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_source : "GPS",
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_from :0,
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_leg_id : "",
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_leg_bearing : 0,
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_leg_distance_nm : 0,
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_leg_deviation_deg : 0,
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_deflection_dots :0,
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_leg_xtrk_nm : 0,
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};
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return obj;
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},
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# Input Handling
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handleCRSR : func() {
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me._crsrToggle = (! me._crsrToggle);
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if (me._crsrToggle) {
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} else {
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me.page.hideCRSR();
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}
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return emesary.Transmitter.ReceiptStatus_Finished;
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},
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handleFMSInner : func(value) {
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if (me._crsrToggle == 1) {
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# Scroll through whatever is the current list
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return emesary.Transmitter.ReceiptStatus_Finished;
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} else {
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# Pass to the page group controller to display and scroll through the page group menu
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#return me.page.mfd.SurroundController.handleFMSInner(value);
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}
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},
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handleFMSOuter : func(value) {
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if (me._crsrToggle == 1) {
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return emesary.Transmitter.ReceiptStatus_Finished;
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} else {
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# Pass to the page group controller to display and scroll through the page group menu
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#return me.page.mfd.SurroundController.handleFMSOuter(value);
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}
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},
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handleEnter : func(value) {
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if (me._crsrToggle == 1) {
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return emesary.Transmitter.ReceiptStatus_Finished;
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} else {
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return emesary.Transmitter.ReceiptStatus_NotProcessed;
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}
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},
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handleRange : func(val)
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{
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var incr_or_decr = (val > 0) ? me.page.insetMap.zoomIn() : me.page.insetMap.zoomOut();
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},
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# Set the STD BARO to 29.92 in Hg
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setStdBaro : func() {
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var data = {};
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data["FMSPressureSettingInHG"] = 29.92;
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var notification = notifications.PFDEventNotification.new(
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"MFD",
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me._page.mfd.getDeviceID(),
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notifications.PFDEventNotification.FMSData,
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data);
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me.transmitter.NotifyAll(notification);
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},
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# Handle update of the airdata information.
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# ADC data is produced periodically as an entire set
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handleADCData : func(data) {
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var ias = data["ADCIndicatedAirspeed"];
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var alt = data["ADCAltitudeFT"];
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# estimated speed and altitude in 6s
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var now = systime();
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var lookahead_ias_6sec = 6 * (ias - me._last_ias_kt) / (now - me._last_trend);
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var lookahead_alt_6sec = .3 * (alt - me._last_alt_ft) / (now - me._last_trend); # scale = 1/20ft
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me.page.updateIAS(ias, lookahead_ias_6sec);
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me.page.updateALT(alt, lookahead_alt_6sec, me._selected_alt_ft);
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me._last_ias_kt = ias;
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me._last_alt_ft = alt;
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me._last_trend = now;
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var pitch = data["ADCPitchDeg"];
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var roll = data["ADCRollDeg"];
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var slip = data["ADCSlipSkid"];
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me.page.updateAI(pitch, roll, slip);
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me.page.updateVSI(data["ADCVerticalSpeedFPM"]);
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me.page.updateTAS(data["ADCTrueAirspeed"]);
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me.page.updateBARO(data["ADCPressureSettingInHG"]);
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me.page.updateOAT(data["ADCOutsideAirTemperatureC"]);
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me.page.updateHSI(data["ADCHeadingDeg"]);
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me._heading = data["ADCHeadingDeg"];
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# If we're "flying" at < 10kts, then we won't have sufficient delta between
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# airspeed and groundspeed to determine wind
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me.page.updateWindData(
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hdg : data["ADCHeadingDeg"],
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wind_hdg : data["ADCWindHeadingDeg"],
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wind_spd : data ["ADCWindSpeedKt"],
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no_data: (data["ADCIndicatedAirspeed"] < 1.0)
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);
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return emesary.Transmitter.ReceiptStatus_OK;
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},
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# Handle update to the FMS information. Note that there is no guarantee
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# that the entire set of FMS data will be available.
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handleFMSData : func(data) {
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if (data["FMSHeadingBug"] != nil) me.page.updateHDG(data["FMSHeadingBug"]);
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if (data["FMSSelectedAlt"] != nil) {
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me.page.updateSelectedALT(data["FMSSelectedAlt"]);
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me._selected_alt_ft = data["FMSSelectedAlt"];
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}
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if (data["FMSLegValid"] == "false") {
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# No valid leg data, likely because there's no GPS course set
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me.page.updateCRS(0);
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me.page.updateCDI(
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heading: me._heading,
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course: 0,
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waypoint_valid: 0,
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course_deviation_deg : 0,
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deflection_dots : 0,
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xtrk_nm : 0,
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from: 0,
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);
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# Update the bearing indicators with GPS data if that's what we're displaying.
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if (me.page.getBRG1() == "GPS") me.page.setBRG1("NONE", 0);
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if (me.page.getBRG2() == "GPS") me.page.setBRG2("NONE", 0);
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} else {
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if (data["FMSLegBearing"] != nil) me.page.updateCRS(data["FMSLegBearing"]);
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if (me._navSelected == 1) {
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if (data["FMSNav1From"] != nil) me._from = data["FMSNav1From"];
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} else {
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if (data["FMSNav2From"] != nil) me._from = data["FMSNav2From"];
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}
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if (data["FMSLegID"] != nil) me._leg_id = data["FMSLegID"];
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if (data["FMSLegBearing"] != nil) me._leg_bearing = data["FMSLegBearing"];
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if (data["FMSLegTrackErrorAngle"] != nil) me._leg_deviation_deg = data["FMSLegTrackErrorAngle"];
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# TODO: Proper cross-track error based on source and flight phase.
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if (data["FMSLegCourseError"] != nil) me.deflection_dots = data["FMSLegCourseError"];
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if (data["FMSLegCourseError"] != nil) me._leg_xtrk_nm = data["FMSLegCourseError"];
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me.page.updateCDI(
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heading: me._heading,
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course: me._leg_bearing,
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waypoint_valid: (data["FMSLegValid"] == "true"),
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course_deviation_deg : me._leg_deviation_deg,
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deflection_dots : me._deflection_dots,
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xtrk_nm : me._leg_xtrk_nm,
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from: me._from,
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annun: "ENR"
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);
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# Update the bearing indicators with GPS data if that's what we're displaying.
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if (me.page.getBRG1() == "GPS") me.page.setBRG1(me._leg_id, me._leg_bearing);
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if (me.page.getBRG2() == "GPS") me.page.setBRG2(me._leg_id, me._leg_bearing);
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}
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return emesary.Transmitter.ReceiptStatus_OK;
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},
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# Handle update of the NavCom data.
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# Note that this updated on a property by property basis, so we need to check
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# that the data we want exists in this notification, unlike the periodic
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# publishers
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handleNavComData : func(data) {
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if (data["NavSelected"] != nil) {
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me._navSelected = data["NavSelected"];
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}
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},
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PFDRegisterWithEmesary : func(transmitter = nil){
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if (transmitter == nil)
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transmitter = emesary.GlobalTransmitter;
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if (me._pfdrecipient == nil){
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me._pfdrecipient = emesary.Recipient.new("PFDInstrumentsController_" ~ me._page.device.designation);
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var pfd_obj = me._page.device;
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var controller = me;
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me._pfdrecipient.Receive = func(notification)
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{
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if (notification.NotificationType == notifications.PFDEventNotification.DefaultType and
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notification.Event_Id == notifications.PFDEventNotification.ADCData and
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notification.EventParameter != nil)
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{
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return controller.handleADCData(notification.EventParameter);
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}
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if (notification.NotificationType == notifications.PFDEventNotification.DefaultType and
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notification.Event_Id == notifications.PFDEventNotification.FMSData and
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notification.EventParameter != nil)
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{
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return controller.handleFMSData(notification.EventParameter);
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}
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if (notification.NotificationType == notifications.PFDEventNotification.DefaultType and
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notification.Event_Id == notifications.PFDEventNotification.NavComData and
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notification.EventParameter != nil)
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{
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return controller.handleNavComData(notification.EventParameter);
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}
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return emesary.Transmitter.ReceiptStatus_NotProcessed;
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};
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}
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transmitter.Register(me._pfdrecipient);
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me.transmitter = transmitter;
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},
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PFDDeRegisterWithEmesary : func(transmitter = nil){
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# remove registration from transmitter; but keep the recipient once it is created.
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if (me.transmitter != nil)
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me.transmitter.DeRegister(me._pfdrecipient);
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me.transmitter = nil;
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},
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# Reset controller if required when the page is displayed or hidden
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ondisplay : func() {
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me.RegisterWithEmesary();
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me.PFDRegisterWithEmesary();
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},
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offdisplay : func() {
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me.DeRegisterWithEmesary();
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me.PFDDeRegisterWithEmesary();
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},
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};
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