60 lines
1.7 KiB
Text
60 lines
1.7 KiB
Text
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var draw_vor = func (group, vor, controller=nil, lod = 0) {
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if (0) {
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if (controller == nil)
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print("Ooops, VOR controller undefined!");
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else
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debug.dump( controller );
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}
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var lat = vor.lat;
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var lon = vor.lon;
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var name = vor.id;
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var freq = vor.frequency;
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var range = vor.range_nm;
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# FIXME: Hack - implement a real controller for this!
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var rangeNm = (controller!=nil) ? controller['query_range']() : 50;
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var vor_grp = group.createChild("group",name);
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var icon_vor = vor_grp.createChild("path", "vor-icon-" ~ name)
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.moveTo(-15,0)
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.lineTo(-7.5,12.5)
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.lineTo(7.5,12.5)
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.lineTo(15,0)
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.lineTo(7.5,-12.5)
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.lineTo(-7.5,-12.5)
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.close()
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.setStrokeLineWidth(3)
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.setColor(0,0.6,0.85);
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# next check if the current VOR is tuned, if so show it
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# for this to work, we need a controller hash with an "is_tuned" member that points to a callback
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# (set up by the layer managing this view)
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# for an example, see the NavDisplay.newMFD() in navdisplay.mfd
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if (controller != nil and controller['is_tuned'](freq/100)) {
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# print("VOR is tuned:", name);
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var radius = (range/rangeNm)*345;
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var range_vor = vor_grp.createChild("path", "range-vor-" ~ name)
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.moveTo(-radius,0)
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.arcSmallCW(radius,radius,0,2*radius,0)
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.arcSmallCW(radius,radius,0,-2*radius,0)
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.setStrokeLineWidth(3)
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.setStrokeDashArray([5, 15, 5, 15, 5])
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.setColor(0,1,0);
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var course = controller['get_tuned_course'](freq/100);
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vor_grp.createChild("path", "radial-vor-" ~ name)
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.moveTo(0,-radius)
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.vert(2*radius)
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.setStrokeLineWidth(3)
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.setStrokeDashArray([15, 5, 15, 5, 15])
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.setColor(0,1,0)
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.setRotation(course*D2R);
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icon_vor.setColor(0,1,0);
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}
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vor_grp.setGeoPosition(lat, lon)
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.set("z-index",3);
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}
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