flightgear-addon-missions/Nasal/extensions/point_of_interest.nas
Slawek Mikula 08a4fcb0ee - cleaning/moving data
- can be run as addon (mostly working)
2017-10-19 23:24:56 +02:00

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mission.extension_add("MissionObject", {
type: "point-of-interest",
new: func(n) {
var m = {
parents : [me],
name : n.getValue("name"),
node : props.getNode("/sim/mission/point-of-interest", 1).addChild("point-of-interest"),
activated : mission.get(n, "activated", 0),
_active : 0,
target_name : mission.get(n, "target-name", "---"),
_wld_posN : n.getNode("attached-world-position"),
_obj_posN : n.getNode("attached-world-object"),
_coord : nil,
#_mdl_coord : nil,
_path : "/Missions/Generic/Models/checkpoint-h50.xml",
_model : nil,
_offsets : [],
};
m.id = m.node.getIndex();
return m;
},
init: func { #revise
me._listeners = [
setlistener(me.node.getNode("selected", 1), func me._select()),
];
if (me._wld_posN != nil) {
me._coord = mission.get_coord(me._wld_posN);
me._mdl_coord = geo.Coord.new(me._coord);
} elsif (me._obj_posN != nil) {
var name = me._obj_posN.getValue("object-reference");
foreach (var obj; mission.mission_objects) {
if (obj.name == name) {
me._coord = mission.get_coord(obj.node.getNode("world-position"));
break;
}
}
me._mdl_coord = geo.Coord.new(me._coord);
me._offsets = [
mission.get(me._obj_posN, "x-offset-m", 0),
mission.get(me._obj_posN, "y-offset-m", 0),
mission.get(me._obj_posN, "z-offset-m", 0),
];
me._apply_offsets();
}
me._model = mission.put_model(getprop("/sim/mission/root_path") ~ me._path, me._mdl_coord);
me.node.setValues({
"latitude-deg" : me._coord.lat(),
"longitude-deg" : me._coord.lon(),
"altitude-m" : me._coord.alt(),
"name" : me.target_name,
});
if (me.activated)
me.start();
else
me._hide();
},
_apply_offsets: func {
var crs = math.atan2(me._offsets[1], me._offsets[0]) * R2D;
var dist = math.sqrt(me._offsets[0] * me._offsets[0] + me._offsets[1] * me._offsets[1]);
me._mdl_coord.apply_course_distance(crs, dist);
me._mdl_coord.set_alt(me._coord.alt() + me._offsets[2]);
},
start: func {
!me._active or return;
me._active = 1;
me._show();
me.node.setBoolValue("active", 1);
setprop("/sim/mission/point-of-interest/current-POI", me.id); #?
setprop("/sim/mission/point-of-interest/signals/POI-changed", 1);
},
stop: func {
me._active = 0;
me._hide();
me.node.setBoolValue("active", 0);
setprop("/sim/mission/point-of-interest/signals/POI-changed", 1);
},
del: func {
me.stop();
me._model.remove();
me.node.remove();
foreach(var l; me._listeners)
removelistener(l);
setsize(me._listeners, 0);
},
_select: func {
if (!me._active)
return;
elsif (me._selected())
me._show();
else me._hide();
},
_selected: func mission.get(me.node, "selected", 0),
_show: func {
me._model.setValue("elevation-ft", me._mdl_coord.alt() * M2FT);
},
_hide: func {
me._model.setValue("elevation-ft", -99999);
},
}); #addExtension