io.include('A3XX_ND.nas');

io.include('A3XX_ND_drivers.nas');
canvas.NDStyles['Airbus'].options.defaults.route_driver = A3XXRouteDriver.new();

var nd_display = {};

setlistener("sim/signals/fdm-initialized", func() {

	var myCockpit_switches = {
		# symbolic alias : relative property (as used in bindings), initial value, type
		'toggle_range': 	{path: '/inputs/range-nm', value:40, type:'INT'},
		'toggle_weather': 	{path: '/inputs/wxr', value:0, type:'BOOL'},
		'toggle_airports': 	{path: '/inputs/arpt', value:0, type:'BOOL'},
		'toggle_ndb': 	{path: '/inputs/NDB', value:0, type:'BOOL'},
		'toggle_stations':     {path: '/inputs/sta', value:0, type:'BOOL'},
		'toggle_vor': 	{path: '/inputs/VORD', value:0, type:'BOOL'},
		'toggle_dme': 	{path: '/inputs/DME', value:0, type:'BOOL'},
		'toggle_cstr': 	{path: '/inputs/CSTR', value:0, type:'BOOL'},
		'toggle_waypoints': 	{path: '/inputs/wpt', value:0, type:'BOOL'},
		'toggle_position': 	{path: '/inputs/pos', value:0, type:'BOOL'},
		'toggle_data': 		{path: '/inputs/data',value:0, type:'BOOL'},
		'toggle_terrain': 	{path: '/inputs/terr',value:0, type:'BOOL'},
		'toggle_traffic': 		{path: '/inputs/tfc',value:0, type:'BOOL'},
		'toggle_centered': 		{path: '/inputs/nd-centered',value:0, type:'BOOL'},
		'toggle_lh_vor_adf':	{path: '/input/lh-vor-adf',value:0, type:'INT'},
		'toggle_rh_vor_adf':	{path: '/input/rh-vor-adf',value:0, type:'INT'},
		'toggle_display_mode': 	{path: '/nd/canvas-display-mode', value:'NAV', type:'STRING'},
		'toggle_display_type': 	{path: '/mfd/display-type', value:'LCD', type:'STRING'},
		'toggle_true_north': 	{path: '/mfd/true-north', value:1, type:'BOOL'},
		'toggle_track_heading': 	{path: '/trk-selected', value:0, type:'BOOL'},
		'toggle_wpt_idx': {path: '/inputs/plan-wpt-index', value: -1, type: 'INT'},
		'toggle_plan_loop': {path: '/nd/plan-mode-loop', value: 0, type: 'INT'},
		'toggle_weather_live': {path: '/mfd/wxr-live-enabled', value: 0, type: 'BOOL'},
		'toggle_chrono': {path: '/inputs/CHRONO', value: 0, type: 'INT'},
		'toggle_xtrk_error': {path: '/mfd/xtrk-error', value: 0, type: 'BOOL'},
		'toggle_trk_line': {path: '/mfd/trk-line', value: 0, type: 'BOOL'},
		# add new switches here
	};

	# get a handle to the NavDisplay in canvas namespace (for now), see $FG_ROOT/Nasal/canvas/map/navdisplay.mfd
	var ND = canvas.NavDisplay;

	## TODO: We want to support multiple independent ND instances here!
	# foreach(var pilot; var pilots = [ {name:'cpt', path:'instrumentation/efis',
	#				     name:'fo',  path:'instrumentation[1]/efis']) {


	##
	# set up a  new ND instance, under 'instrumentation/efis' and use the
	# myCockpit_switches hash to map control properties
	var NDCpt = ND.new("instrumentation/efis", myCockpit_switches, 'Airbus');
	var NDFo = ND.new("instrumentation/efis[1]", myCockpit_switches, 'Airbus');

	nd_display.main = canvas.new({
		"name": "ND",
		"size": [1024, 1024],
		"view": [1024, 1024],
		"mipmapping": 1
	});

	nd_display.right = canvas.new({
		"name": "ND",
		"size": [1024, 1024],
		"view": [1024, 1024],
		"mipmapping": 1
	});

	nd_display.main.addPlacement({"node": "ND.screen"});
	nd_display.right.addPlacement({"node": "ND_R.screen"});

	var group = nd_display.main.createGroup();
	NDCpt.newMFD(group);
	NDCpt.update();

	var group_r = nd_display.right.createGroup();
	NDFo.newMFD(group_r);
	NDFo.update();

	setprop("instrumentation/efis/inputs/plan-wpt-index", -1);
	setprop("instrumentation/efis[1]/inputs/plan-wpt-index", -1);

	print("ND Canvas Initialized!");
}); # fdm-initialized listener callback

for(i = 0; i < 2; i = i + 1){
	setlistener("instrumentation/efis["~i~"]/nd/display-mode", func(node){
		var par = node.getParent().getParent();
		var idx = par.getIndex();
		var canvas_mode = "instrumentation/efis["~idx~"]/nd/canvas-display-mode";
		var nd_centered = "instrumentation/efis["~idx~"]/inputs/nd-centered";
		var mode = getprop("instrumentation/efis["~idx~"]/nd/display-mode");
		var cvs_mode = 'NAV';
		var centered = 1;
		if(mode == 'ILS'){
			cvs_mode = 'APP';
		}
		elsif(mode == 'VOR') {
			cvs_mode = 'VOR';
		}
		elsif(mode == 'NAV'){
			cvs_mode = 'MAP';
		}
		elsif(mode == 'ARC'){
			cvs_mode = 'MAP';
			centered = 0;
		}
		elsif(mode == 'PLAN'){
			cvs_mode = 'PLAN';
		}
		setprop(canvas_mode, cvs_mode);
		setprop(nd_centered, centered);
	});
}

#setlistener("/instrumentation/mcdu/f-pln/disp/first", func{
	#var first = getprop("/instrumentation/mcdu/f-pln/disp/first");
	#if(typeof(first) == 'nil') first = -1;
	#if(getprop('autopilot/route-manager/route/num') == 0) first = -1;
	#setprop("instrumentation/efis/inputs/plan-wpt-index", first);
	#setprop("instrumentation/efis[1]/inputs/plan-wpt-index", first);
#});

setlistener('/instrumentation/efis/nd/terrain-on-nd', func{
	var terr_on_hd = getprop('/instrumentation/efis/nd/terrain-on-nd');
	var alpha = 1;
	if(terr_on_hd) alpha = 0.5;
	nd_display.main.setColorBackground(0,0,0,alpha);
});

setlistener('/flight-management/control/capture-leg', func(n){
	var capture_leg = n.getValue();
	setprop("instrumentation/efis/mfd/xtrk-error", capture_leg);
	setprop("instrumentation/efis[1]/mfd/xtrk-error", capture_leg);
	setprop("instrumentation/efis/mfd/trk-line", capture_leg);
	setprop("instrumentation/efis[1]/mfd/trk-line", capture_leg);
}, 0, 0);

var showNd = func(nd = nil) {
	if(nd == nil) nd = 'main';
	# The optional second arguments enables creating a window decoration
	var dlg = canvas.Window.new([400, 400], "dialog");
	dlg.setCanvas( nd_display[nd] );
}