fgdata/Nasal/canvas/map/ALT-profile.symbol

# See: http://wiki.flightgear.org/MapStructure
# Class things:
var name = 'ALT-profile';
var parents = [DotSym];
var __self__ = caller(0)[0];
DotSym.makeinstance( name, __self__ );

SymbolLayer.get(name).df_style = {
	radius: 13,
};

var element_type = "group";

var init = func {
	var name = me.model.getName();
	var svg_path = me.getOption('svg_path');
	if (svg_path != nil) {
		var grp = me.element.createChild("group", name);
		if(typeof(svg_path) == 'scalar'){
			canvas.parsesvg(me.element, svg_path);
		}
		else{ #need hash
			if(!contains(svg_path, name))
			die('ALT-Profile: no SVG Path for '~ name);
			var path = svg_path[name];
			canvas.parsesvg(me.element, path);
		}
	} else {
		var disptext = chr(string.toupper(name[0]))~"/"~chr(string.toupper(name[1]));
		var radius = me.style.radius;
		me.element.createChild("path")
		.setStrokeLineWidth(5)
		.moveTo(-radius, 0)
		.arcLargeCW(radius, radius, 0,  2 * radius, 0)
		.arcLargeCW(radius, radius, 0,  -2 * radius, 0)
		.setColor(0.195,0.96,0.097);
		me.element.createChild("text")
		.setDrawMode( canvas.Text.TEXT )
		.setText(disptext)
		.setFont("LiberationFonts/LiberationSans-Regular.ttf")
		.setFontSize(28)
		.setTranslation(25,35)
		.setColor(0.195,0.96,0.097);
	}
	me.callback('init_after');
}

var draw = func{
	me.callback('draw');
}