314 lines
10 KiB
Text
314 lines
10 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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# WaypointEntry Controller
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var WaypointEntryController =
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{
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new : func (page, svg)
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{
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var obj = { parents : [ WaypointEntryController, MFDPageController.new(page)] };
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obj.id = "";
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obj.page = page;
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obj._wpentry_displayed = 0;
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obj._destination = nil;
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obj._cursorElements = [
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obj.page.IDEntry,
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];
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obj._activateIndex = size(obj._cursorElements) - 1;
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obj._selectedElement = 0;
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# Whether the WaypointSubmenuGroup is enabled
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obj._waypointSubmenuVisible = 0;
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return obj;
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},
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setCursorElement : func(value) {
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for (var i = 0; i < size(me._cursorElements); i = i+1) {
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me._cursorElements[i].unhighlightElement();
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}
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if (value < 0) value = 0;
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if (value > (size(me._cursorElements) -1)) value = size(me._cursorElements) -1;
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me._selectedElement = value;
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me._cursorElements[me._selectedElement].highlightElement();
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},
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nextCursorElement : func(value) {
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var incr_or_decr = (value > 0) ? 1 : -1;
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me.setCursorElement(me._selectedElement + incr_or_decr);
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},
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handleCRSR : func() {
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if (! me._wpentry_displayed) return emesary.Transmitter.ReceiptStatus_NotProcessed;
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# No effect, but shouldn't be passed to underlying page?
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return emesary.Transmitter.ReceiptStatus_Finished;
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},
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updateWaypointSubmenu : func() {
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var type = me.page.WaypointSubmenuSelect.getValue();
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var items = [];
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if (type == "FPL") {
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# Get the contents of the flightplan and display the list of waypoints.
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var fp = me.getNavData("Flightplan");
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for (var i = 0; i < fp.getPlanSize(); i = i + 1) {
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var wp = fp.getWP(i);
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if (wp.wp_name != nil) append(items, wp.wp_name);
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}
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}
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if (type == "NRST") {
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# Get the nearest airports
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var apts = me.getNavData("NearestAirports");
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for (var i = 0; i < size(apts); i = i + 1) {
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var apt = apts[i];
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if (apt.id != nil) append(items, apt.id);
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}
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}
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if (type == "RECENT") {
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# Get the set of recent waypoints
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items = me.getNavData("RecentWaypoints");
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}
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if (type == "USER") {
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items = me.getNavData("UserWaypoints");
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}
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if (type == "AIRWAY") {
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var airways = me.getNavData("AirwayWaypoints");
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if (airways != nil) {
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foreach (var wp; airways) {
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if (wp.wp_name != nil) append(items, wp.wp_name);
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}
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}
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}
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if ((items != nil) and (size(items) > 0)) {
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# At this point we have a vector of waypoint names. We need to convert
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# this into a vector of { "WaypointSubmenuScroll" : [name] } hashes for consumption by the
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# list of waypoints
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var groupitems = [];
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foreach (var item; items) {
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append(groupitems, { "WaypointSubmenuScroll" : item } );
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}
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# Now display them!
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me.page.WaypointSubmenuScroll.setValues(groupitems);
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} else {
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# Nothing to display
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me.page.WaypointSubmenuScroll.setValues([]);
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}
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},
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getNavData : func(type, value=nil) {
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# Use Emesary to get a piece from the NavData system, using the provided
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# type and value;
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var notification = notifications.PFDEventNotification.new(
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"MFD",
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me.getDeviceID(),
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notifications.PFDEventNotification.NavData,
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{Id: type, Value: value});
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var response = me._transmitter.NotifyAll(notification);
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if (! me._transmitter.IsFailed(response)) {
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return notification.EventParameter.Value;
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} else {
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return nil;
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}
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},
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setFMSData : func(type, value=nil) {
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# Use Emesary to set a piece of data in the NavData system, using the provided
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# type and value;
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var notification = notifications.PFDEventNotification.new(
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"MFD",
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me.getDeviceID(),
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notifications.PFDEventNotification.FMSData,
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{Id: type, Value: value});
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var response = me._transmitter.NotifyAll(notification);
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if (me._transmitter.IsFailed(response)) {
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print("WaypointEntryController.setNavData() : Failed to set Nav Data " ~ value);
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debug.dump(value);
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}
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},
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handleRange : func(val)
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{
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if (! me._wpentry_displayed) return emesary.Transmitter.ReceiptStatus_NotProcessed;
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if (me.page.WaypointEntryChart != nil) {
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return me.page.WaypointEntryChart.handleRange(val);
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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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handleFMSInner : func(value) {
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if (! me._wpentry_displayed) return emesary.Transmitter.ReceiptStatus_NotProcessed;
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if (me._waypointSubmenuVisible) {
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# We're in the Waypoint Submenu, in which case the inner FMS knob
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# selects between the different waypoint types.
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me.page.WaypointSubmenuSelect.highlightElement();
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me.page.WaypointSubmenuSelect.incrSmall(value);
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# Now update the Scroll group with the new type of waypoints
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me.updateWaypointSubmenu();
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} else if ((me._selectedElement == 0) and (! me.page.IDEntry.isInEdit()) and (value == -1)) {
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# The WaypointSubmenuGroup group is displayed if the small FMS knob is rotated
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# anti-clockwise as an initial rotation where the ID Entry is not being editted.
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me._cursorElements[0].unhighlightElement();
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me.page.WaypointSubmenuGroup.setVisible(1);
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me.page.WaypointSubmenuSelect.highlightElement();
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me._waypointSubmenuVisible = 1;
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me.updateWaypointSubmenu();
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} else {
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# We've already got something selected, and we're not in the
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# WaypointSubmenuGroup, so increment it.
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me._cursorElements[me._selectedElement].incrSmall(value);
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}
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return emesary.Transmitter.ReceiptStatus_Finished;
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},
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handleFMSOuter : func(value) {
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if (! me._wpentry_displayed) return emesary.Transmitter.ReceiptStatus_NotProcessed;
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if (me._waypointSubmenuVisible) {
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# We're in the Waypoint Submenu, in which case the outer FMS knob
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# selects between the different waypoints in the Waypoint Submenu.
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me.page.WaypointSubmenuSelect.unhighlightElement();
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me.page.WaypointSubmenuScroll.showCRSR();
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me.page.WaypointSubmenuScroll.incrLarge(value);
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} else if (me._cursorElements[me._selectedElement].isInEdit()) {
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# If we're editing an element, then get on with it!
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me._cursorElements[me._selectedElement].incrLarge(value);
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} else {
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me.nextCursorElement(value);
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}
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return emesary.Transmitter.ReceiptStatus_Finished;
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},
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handleEnter : func(value) {
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if (! me._wpentry_displayed) return emesary.Transmitter.ReceiptStatus_NotProcessed;
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if (me._waypointSubmenuVisible) {
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# If we're in the Waypoint Submenu, then take whatever is highlighted
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# in the scroll list, load it and hide the Waypoint submenu
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var id = me.page.WaypointSubmenuScroll.getValue();
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if (id != nil) me.loadDestination(id);
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me.page.WaypointSubmenuGroup.setVisible(0);
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me._waypointSubmenuVisible = 0;
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} else if (me.page.IDEntry.isInEdit()) {
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# If we're editing an element, complete the data entry, the load it.
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me.page.IDEntry.enterElement();
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me.loadDestination(me.page.IDEntry.getValue());
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} else {
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# Pass the entered waypoint to the surrounding page TODO
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me.setFMSData("SetWaypointEntry", me._destination);
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me._wpentry_displayed = 0;
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me.page.offdisplay();
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return emesary.Transmitter.ReceiptStatus_Finished;
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}
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return emesary.Transmitter.ReceiptStatus_Finished;
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},
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handleClear : func(value) {
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if (! me._wpentry_displayed) return emesary.Transmitter.ReceiptStatus_NotProcessed;
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if (me._waypointSubmenuVisible) {
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# If we're in the Waypoint Submenu, then this clears it.
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me.page.WaypointSubmenuGroup.setVisible(0);
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me._waypointSubmenuVisible = 0;
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} else if (me._cursorElements[me._selectedElement].isInEdit()) {
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me._cursorElements[me._selectedElement].clearElement();
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} else {
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# Cancel the entire Waypoint Entry page.
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me._wpentry_displayed = 0;
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me.page.offdisplay();
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}
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return emesary.Transmitter.ReceiptStatus_Finished;
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},
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# Reset controller if required when the page is displayed or hidden
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# Note that we explicitly do NOT RegisterWithEmesary/DeRegisterWithEmesary!
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# This page should RegisterWithEmesary at start of day instead.
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ondisplay : func() {
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# On initial display we simply display a blank destination
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me._wpentry_displayed = 1;
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me.loadDestination(nil);
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},
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offdisplay : func() {
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me._wpentry_displayed = 0;
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},
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loadDestination : func(id) {
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if ((id == nil) or (id == "")) {
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me._destination = nil;
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} else {
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# Use Emesary to get the destination
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var notification = notifications.PFDEventNotification.new(
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"MFD",
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me.getDeviceID(),
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notifications.PFDEventNotification.NavData,
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{Id: "NavDataByID", Value: id});
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var response = me._transmitter.NotifyAll(notification);
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var retval = notification.EventParameter.Value;
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if ((! me._transmitter.IsFailed(response)) and (size(retval) > 0)) {
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var destination = retval[0];
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# set the course and distance to the destination if required
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# Some elements don't have names
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var name = destination.id;
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if (defined("destination.name")) name = destination.name;
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var point = { lat: destination.lat, lon: destination.lon };
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var (course, dist) = courseAndDistance(point);
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me._destination = {
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id: destination.id,
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name: name,
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lat: destination.lat,
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lon: destination.lon,
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course : course,
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range_nm : dist,
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};
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}
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}
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me.page.displayDestination(me._destination);
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},
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};
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