94 lines
2.7 KiB
Text
94 lines
2.7 KiB
Text
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# See: http://wiki.flightgear.org/MapStructure
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# Class things:
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var name = 'RWY-profile';
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var parents = [DotSym];
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var __self__ = caller(0)[0];
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DotSym.makeinstance( name, __self__ );
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var element_type = "group";
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var style = { # style to use by default
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zoom: 20,
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color: [1,1,1],
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center_line_len: 0.75,
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line_width: 3
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};
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SymbolLayer.get(name).df_style = style;
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#var already_drawn = 0;
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var init = func {
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#if(me.already_drawn) return;
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var lat = me.model.lat;
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var lon = me.model.lon;
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var rwyhdg = me.model.heading;
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var width = me.model.width;
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var length = me.model.length;
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var group = me.element;
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var ctr_len = length * me.getStyle('center_line_len', 0.75);
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var crds = [];
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var coord = geo.Coord.new();
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width = width * me.getStyle('zoom', 20); # Else rwy is too thin to be visible
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var line_w = me.getStyle('line_width', 3);
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var color = me.getStyle('color', [1,1,1]);
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coord.set_latlon(lat, lon);
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coord.apply_course_distance(rwyhdg, -(ctr_len / 2));
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append(crds,"N"~coord.lat());
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append(crds,"E"~coord.lon());
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coord.apply_course_distance(rwyhdg, (ctr_len));
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append(crds,"N"~coord.lat());
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append(crds,"E"~coord.lon());
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icon_rwy = group.createChild("path", "rwy-cl")
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.setStrokeLineWidth(line_w)
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.setDataGeo([2,4],crds)
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.setColor(color);
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#.setStrokeDashArray([10, 20, 10, 20, 10]);
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#icon_rwy.hide();
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var crds = [];
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coord.set_latlon(lat, lon);
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append(crds,"N"~coord.lat());
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append(crds,"E"~coord.lon());
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coord.apply_course_distance(rwyhdg + 90, width/2);
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append(crds,"N"~coord.lat());
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append(crds,"E"~coord.lon());
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coord.apply_course_distance(rwyhdg, length);
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append(crds,"N"~coord.lat());
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append(crds,"E"~coord.lon());
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icon_rwy = group.createChild("path", "rwy")
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.setStrokeLineWidth(line_w)
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.setDataGeo([2,4,4],crds)
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.setColor(color);
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var crds = [];
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append(crds,"N"~coord.lat());
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append(crds,"E"~coord.lon());
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coord.apply_course_distance(rwyhdg - 90, width);
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append(crds,"N"~coord.lat());
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append(crds,"E"~coord.lon());
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coord.apply_course_distance(rwyhdg, -length);
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append(crds,"N"~coord.lat());
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append(crds,"E"~coord.lon());
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coord.apply_course_distance(rwyhdg + 90, width / 2);
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append(crds,"N"~coord.lat());
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append(crds,"E"~coord.lon());
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icon_rwy = group.createChild("path", "rwy")
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.setStrokeLineWidth(line_w)
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.setDataGeo([2,4,4,4],crds)
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.setColor(color);
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};
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var draw = func{}
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#var update = func() {
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# if (me.controller != nil) {
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# if (!me.controller.update(me, me.model)) return;
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# elsif (!me.controller.isVisible(me.model)) {
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# me.element.hide();
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# return;
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# }
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# } else
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# me.element.show();
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# me.draw();
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#}
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