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Move map helpers to canvas Nasal module

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This commit is contained in:
Thomas Geymayer 2012-09-18 13:07:41 +02:00
parent 602ae34af4
commit d775c221b7
2 changed files with 171 additions and 152 deletions
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169
Nasal/canvas/map.nas Normal file
View file

@ -0,0 +1,169 @@
# Runway
#
var Runway = {
# Create Runway from hash
#
# @param rwy Hash containing runway data as returned from
# airportinfo().runways[ <runway designator> ]
new: func(rwy)
{
return {
parents: [Runway],
rwy: rwy
};
},
# Get a point on the runway with the given offset
#
# @param pos Position along the center line
# @param off Offset perpendicular to the center line
pointOffCenterline: func(pos, off = 0)
{
var coord = geo.Coord.new();
coord.set_latlon(me.rwy.lat, me.rwy.lon);
coord.apply_course_distance(me.rwy.heading, pos - 0.5 * me.rwy.length);
if( off )
coord.apply_course_distance(me.rwy.heading + 90, off);
return ["N" ~ coord.lat(), "E" ~ coord.lon()];
}
};
# AirportMap
#
var AirportMap = {
# Create AirportMap from hash
#
# @param apt Hash containing airport data as returned from airportinfo()
new: func(apt)
{
return {
parents: [AirportMap],
_apt: apt
};
},
# Build the graphical representation of the represented airport
#
# @param layer_runways canvas.Group to attach airport map to
# @param selected [optional] The name of a property containing the
# currently selected runway
build: func(layer_runways, selected = nil)
{
var rws_done = {};
me.grp_apt = layer_runways.createChild("group", "apt-" ~ me._apt.id);
var selected_rwy = (selected) ? getprop(selected) : nil;
foreach(var rw; keys(me._apt.runways))
{
var is_heli = substr(rw, 0, 1) == "H";
var rw_dir = is_heli ? nil : int(substr(rw, 0, 2));
var rw_rec = "";
var thresh_rec = 0;
if( rw_dir != nil )
{
rw_rec = sprintf("%02d", math.mod(rw_dir - 18, 36));
if( size(rw) == 3 )
{
var map_rec = {
"R": "L",
"L": "R",
"C": "C"
};
rw_rec ~= map_rec[substr(rw, 2)];
}
if( rws_done[rw_rec] != nil )
continue;
var rw_rec = me._apt.runways[rw_rec];
if( rw_rec != nil )
thresh_rec = rw_rec.threshold;
}
rws_done[rw] = 1;
rw = me._apt.runways[rw];
var icon_rw =
me.grp_apt.createChild("path", "runway")
.setStrokeLineWidth(0.5)
.setColor(1.0,1.0,1.0)
.setColorFill(0.2, 0.2, 0.2);
var rwy = Runway.new(rw);
var beg_thr = rwy.pointOffCenterline(rw.threshold);
var beg_thr1 = rwy.pointOffCenterline(rw.threshold, 0.5 * rw.width);
var beg_thr2 = rwy.pointOffCenterline(rw.threshold, -0.5 * rw.width);
var beg1 = rwy.pointOffCenterline(0, 0.5 * rw.width);
var beg2 = rwy.pointOffCenterline(0, -0.5 * rw.width);
var end_thr = rwy.pointOffCenterline(rw.length - thresh_rec);
var end_thr1 = rwy.pointOffCenterline(rw.length - thresh_rec, 0.5 * rw.width);
var end_thr2 = rwy.pointOffCenterline(rw.length - thresh_rec, -0.5 * rw.width);
var end1 = rwy.pointOffCenterline(rw.length, 0.5 * rw.width);
var end2 = rwy.pointOffCenterline(rw.length, -0.5 * rw.width);
icon_rw.setDataGeo
(
[ canvas.Path.VG_MOVE_TO,
canvas.Path.VG_LINE_TO,
canvas.Path.VG_LINE_TO,
canvas.Path.VG_LINE_TO,
canvas.Path.VG_CLOSE_PATH ],
[ beg1[0], beg1[1],
beg2[0], beg2[1],
end2[0], end2[1],
end1[0], end1[1] ]
);
if( rw.length / rw.width > 3 and !is_heli )
{
# only runways which are much longer than wide are
# real runways, otherwise it's probably a heliport.
var icon_cl =
me.grp_apt.createChild("path", "centerline")
.setStrokeLineWidth(0.5)
.setColor(1,1,1)
.setStrokeDashArray([15, 10]);
icon_cl.setDataGeo
(
[ canvas.Path.VG_MOVE_TO,
canvas.Path.VG_LINE_TO ],
[ beg_thr[0], beg_thr[1],
end_thr[0], end_thr[1] ]
);
var icon_thr =
me.grp_apt.createChild("path", "threshold")
.setStrokeLineWidth(1.5)
.setColor(1,1,1);
icon_thr.setDataGeo
(
[ canvas.Path.VG_MOVE_TO,
canvas.Path.VG_LINE_TO,
canvas.Path.VG_MOVE_TO,
canvas.Path.VG_LINE_TO ],
[ beg_thr1[0], beg_thr1[1],
beg_thr2[0], beg_thr2[1],
end_thr1[0], end_thr1[1],
end_thr2[0], end_thr2[1] ]
);
}
}
foreach(var park; me._apt.parking())
{
var icon_park =
me.grp_apt.createChild("text")
.setDrawMode( canvas.Text.ALIGNMENT
+ canvas.Text.TEXT )
.setText(park.name)
.setFont("LiberationFonts/LiberationMono-Bold.ttf")
.setGeoPosition(park.lat, park.lon)
.setFontSize(15, 1.3);
}
}
};

154
gui/dialogs/airports.xml
View file

@ -412,156 +412,6 @@
<load><![CDATA[
var Runway = {
new: func(rwy)
{
return {
parents: [Runway],
rwy: rwy
};
},
pointOffCenterline: func(pos, off = 0)
{
var coord = geo.Coord.new();
coord.set_latlon(me.rwy.lat, me.rwy.lon);
coord.apply_course_distance(me.rwy.heading, pos - 0.5 * me.rwy.length);
if( off )
coord.apply_course_distance(me.rwy.heading + 90, off);
return ["N" ~ coord.lat(), "E" ~ coord.lon()];
}
};
var AirportMap = {
new: func(apt)
{
return {
parents: [AirportMap],
_apt: apt
};
},
build: func(layer_runways)
{
var rws_done = {};
me.grp_apt = layer_runways.createChild("group", "apt-" ~ me._apt.id);
var selected_rwy = getprop("/sim/gui/dialogs/airports/selected-airport/rwy");
foreach(var rw; keys(me._apt.runways))
{
var is_heli = substr(rw, 0, 1) == "H";
var rw_dir = is_heli ? nil : int(substr(rw, 0, 2));
var rw_rec = "";
var thresh_rec = 0;
if( rw_dir != nil )
{
rw_rec = sprintf("%02d", math.mod(rw_dir - 18, 36));
if( size(rw) == 3 )
{
var map_rec = {
"R": "L",
"L": "R",
"C": "C"
};
rw_rec ~= map_rec[substr(rw, 2)];
}
if( rws_done[rw_rec] != nil )
continue;
var rw_rec = me._apt.runways[rw_rec];
if( rw_rec != nil )
thresh_rec = rw_rec.threshold;
}
rws_done[rw] = 1;
rw = me._apt.runways[rw];
var icon_rw =
me.grp_apt.createChild("path", "runway")
.setStrokeLineWidth(0.5)
.setColor(1.0,1.0,1.0)
.setColorFill(0.2, 0.2, 0.2);
var rwy = Runway.new(rw);
var beg_thr = rwy.pointOffCenterline(rw.threshold);
var beg_thr1 = rwy.pointOffCenterline(rw.threshold, 0.5 * rw.width);
var beg_thr2 = rwy.pointOffCenterline(rw.threshold, -0.5 * rw.width);
var beg1 = rwy.pointOffCenterline(0, 0.5 * rw.width);
var beg2 = rwy.pointOffCenterline(0, -0.5 * rw.width);
var end_thr = rwy.pointOffCenterline(rw.length - thresh_rec);
var end_thr1 = rwy.pointOffCenterline(rw.length - thresh_rec, 0.5 * rw.width);
var end_thr2 = rwy.pointOffCenterline(rw.length - thresh_rec, -0.5 * rw.width);
var end1 = rwy.pointOffCenterline(rw.length, 0.5 * rw.width);
var end2 = rwy.pointOffCenterline(rw.length, -0.5 * rw.width);
icon_rw.setDataGeo
(
[ canvas.Path.VG_MOVE_TO,
canvas.Path.VG_LINE_TO,
canvas.Path.VG_LINE_TO,
canvas.Path.VG_LINE_TO,
canvas.Path.VG_CLOSE_PATH ],
[ beg1[0], beg1[1],
beg2[0], beg2[1],
end2[0], end2[1],
end1[0], end1[1] ]
);
if( rw.length / rw.width > 3 and !is_heli )
{
# only runways which are much longer than wide are
# real runways, otherwise it's probably a heliport.
var icon_cl =
me.grp_apt.createChild("path", "centerline")
.setStrokeLineWidth(0.5)
.setColor(1,1,1)
.setStrokeDashArray([15, 10]);
icon_cl.setDataGeo
(
[ canvas.Path.VG_MOVE_TO,
canvas.Path.VG_LINE_TO ],
[ beg_thr[0], beg_thr[1],
end_thr[0], end_thr[1] ]
);
var icon_thr =
me.grp_apt.createChild("path", "threshold")
.setStrokeLineWidth(1.5)
.setColor(1,1,1);
icon_thr.setDataGeo
(
[ canvas.Path.VG_MOVE_TO,
canvas.Path.VG_LINE_TO,
canvas.Path.VG_MOVE_TO,
canvas.Path.VG_LINE_TO ],
[ beg_thr1[0], beg_thr1[1],
beg_thr2[0], beg_thr2[1],
end_thr1[0], end_thr1[1],
end_thr2[0], end_thr2[1] ]
);
}
}
foreach(var park; me._apt.parking())
{
var icon_park =
me.grp_apt.createChild("text")
.setDrawMode( canvas.Text.ALIGNMENT
+ canvas.Text.TEXT )
.setText(park.name)
.setFont("LiberationFonts/LiberationMono-Bold.ttf")
.setGeoPosition(park.lat, park.lon)
.setFontSize(15, 1.3);
}
}
};
var my_canvas = canvas.get(cmdarg());
my_canvas.setColorBackground(0.2, 0.5, 0.2, 0.5);
@ -588,8 +438,8 @@
if (id != "") {
var apt = airportinfo(id);
var airport = AirportMap.new(apt);
airport.build(layer_runways);
var airport = canvas.AirportMap.new(apt);
airport.build(layer_runways, "/sim/gui/dialogs/airports/selected-airport/rwy" );
var pos = apt.tower();
icon_tower.setGeoPosition(pos.lat, pos.lon);