On Thu, Sep 20, 2012 at 11:44 PM, Thomas Geymayerwrote:
> I've now changed the default fill rule from even-odd to non-zero. Should
> probably work better now...
Surprisingly, this didn't seem to make any difference. I've included
the patch below
if you want to check yourself.
-Stuart
diff --git a/Nasal/canvas/map.nas b/Nasal/canvas/map.nas
index 8aaeab8..53c41cf 100644
--- a/Nasal/canvas/map.nas
+++ b/Nasal/canvas/map.nas
@@ -76,38 +76,45 @@ var AirportMap = {
me.grp_apt = layer_runways.createChild("group", "apt-" ~ me._apt.id);
# Taxiways drawn first so the runways and parking positions end up on top.
- if (me._display_taxiways)
+ if (me._display_taxiways and (size(me._apt.taxiways) > 0))
{
+ # For efficiency we create all taxiways as the same path object,
+ # and assume they all have the same surface.
+ var clr = SURFACECOLORS[me._apt.taxiways[0].surface];
+ if (clr == nil) { clr = SURFACECOLORS[0]};
+
+ var icon_taxi =
+ me.grp_apt.createChild("path", "taxi")
+ .setStrokeLineWidth(0)
+ .setColor(clr.r, clr.g, clr.b)
+ .setColorFill(clr.r, clr.g, clr.b);
+
+ var cmds = [];
+ var coords = [];
+
foreach(var taxi; me._apt.taxiways)
{
- var clr = SURFACECOLORS[taxi.surface];
- if (clr == nil) { clr = SURFACECOLORS[0]};
-
- var icon_taxi =
- me.grp_apt.createChild("path", "taxi")
- .setStrokeLineWidth(0)
- .setColor(clr.r, clr.g, clr.b)
- .setColorFill(clr.r, clr.g, clr.b);
-
var txi = Runway.new(taxi);
var beg1 = txi.pointOffCenterline(0, 0.5 * taxi.width);
var beg2 = txi.pointOffCenterline(0, -0.5 * taxi.width);
var end1 = txi.pointOffCenterline(taxi.length, 0.5 * taxi.width);
var end2 = txi.pointOffCenterline(taxi.length, -0.5 * taxi.width);
-
- icon_taxi.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] ]
- );
+
+ append(cmds,
+ 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);
+
+ append(coords,
+ beg1[0], beg1[1],
+ beg2[0], beg2[1],
+ end2[0], end2[1],
+ end1[0], end1[1]);
}
+
+ icon_taxi.setDataGeo(cmds, coords);
}
if (me._display_runways)
------------------------------------------------------------------------------
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